diff options
Diffstat (limited to 'indra/newview/llspatialpartition.cpp')
| -rw-r--r-- | indra/newview/llspatialpartition.cpp | 9592 |
1 files changed, 4795 insertions, 4797 deletions
diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp index 746320f887..5d196a465f 100644 --- a/indra/newview/llspatialpartition.cpp +++ b/indra/newview/llspatialpartition.cpp @@ -1,4797 +1,4795 @@ -/**
- * @file llspatialpartition.cpp
- * @brief LLSpatialGroup class implementation and supporting functions
- *
- * $LicenseInfo:firstyear=2003&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#include "llviewerprecompiledheaders.h"
-
-#include "llspatialpartition.h"
-
-#include "llappviewer.h"
-#include "lltexturecache.h"
-#include "lltexturefetch.h"
-#include "llimageworker.h"
-#include "llviewerwindow.h"
-#include "llviewerobjectlist.h"
-#include "llvovolume.h"
-#include "llvolume.h"
-#include "llvolumeoctree.h"
-#include "llviewercamera.h"
-#include "llface.h"
-#include "llfloatertools.h"
-#include "llviewercontrol.h"
-#include "llviewerregion.h"
-#include "llcamera.h"
-#include "pipeline.h"
-#include "llmeshrepository.h"
-#include "llrender.h"
-#include "lloctree.h"
-#include "llphysicsshapebuilderutil.h"
-#include "llvoavatar.h"
-#include "llvolumemgr.h"
-#include "lltextureatlas.h"
-#include "llglslshader.h"
-#include "llagent.h"
-#include "llviewershadermgr.h"
-
-static LLFastTimer::DeclareTimer FTM_FRUSTUM_CULL("Frustum Culling");
-static LLFastTimer::DeclareTimer FTM_CULL_REBOUND("Cull Rebound");
-
-const F32 SG_OCCLUSION_FUDGE = 0.25f;
-#define SG_DISCARD_TOLERANCE 0.01f
-
-#if LL_OCTREE_PARANOIA_CHECK
-#define assert_octree_valid(x) x->validate()
-#define assert_states_valid(x) ((LLSpatialGroup*) x->mSpatialPartition->mOctree->getListener(0))->checkStates()
-#else
-#define assert_octree_valid(x)
-#define assert_states_valid(x)
-#endif
-
-
-static U32 sZombieGroups = 0;
-U32 LLSpatialGroup::sNodeCount = 0;
-
-#define LL_TRACK_PENDING_OCCLUSION_QUERIES 0
-
-std::set<GLuint> LLSpatialGroup::sPendingQueries;
-
-U32 gOctreeMaxCapacity;
-
-BOOL LLSpatialGroup::sNoDelete = FALSE;
-
-static F32 sLastMaxTexPriority = 1.f;
-static F32 sCurMaxTexPriority = 1.f;
-
-class LLOcclusionQueryPool : public LLGLNamePool
-{
-protected:
- virtual GLuint allocateName()
- {
- GLuint name;
- glGenQueriesARB(1, &name);
- return name;
- }
-
- virtual void releaseName(GLuint name)
- {
-#if LL_TRACK_PENDING_OCCLUSION_QUERIES
- LLSpatialGroup::sPendingQueries.erase(name);
-#endif
- glDeleteQueriesARB(1, &name);
- }
-};
-
-static LLOcclusionQueryPool sQueryPool;
-
-//static counter for frame to switch LOD on
-
-void sg_assert(BOOL expr)
-{
-#if LL_OCTREE_PARANOIA_CHECK
- if (!expr)
- {
- llerrs << "Octree invalid!" << llendl;
- }
-#endif
-}
-
-S32 AABBSphereIntersect(const LLVector3& min, const LLVector3& max, const LLVector3 &origin, const F32 &rad)
-{
- return AABBSphereIntersectR2(min, max, origin, rad*rad);
-}
-
-S32 AABBSphereIntersectR2(const LLVector3& min, const LLVector3& max, const LLVector3 &origin, const F32 &r)
-{
- F32 d = 0.f;
- F32 t;
-
- if ((min-origin).magVecSquared() < r &&
- (max-origin).magVecSquared() < r)
- {
- return 2;
- }
-
- for (U32 i = 0; i < 3; i++)
- {
- if (origin.mV[i] < min.mV[i])
- {
- t = min.mV[i] - origin.mV[i];
- d += t*t;
- }
- else if (origin.mV[i] > max.mV[i])
- {
- t = origin.mV[i] - max.mV[i];
- d += t*t;
- }
-
- if (d > r)
- {
- return 0;
- }
- }
-
- return 1;
-}
-
-
-S32 AABBSphereIntersect(const LLVector4a& min, const LLVector4a& max, const LLVector3 &origin, const F32 &rad)
-{
- return AABBSphereIntersectR2(min, max, origin, rad*rad);
-}
-
-S32 AABBSphereIntersectR2(const LLVector4a& min, const LLVector4a& max, const LLVector3 &origin, const F32 &r)
-{
- F32 d = 0.f;
- F32 t;
-
- LLVector4a origina;
- origina.load3(origin.mV);
-
- LLVector4a v;
- v.setSub(min, origina);
-
- if (v.dot3(v) < r)
- {
- v.setSub(max, origina);
- if (v.dot3(v) < r)
- {
- return 2;
- }
- }
-
-
- for (U32 i = 0; i < 3; i++)
- {
- if (origin.mV[i] < min[i])
- {
- t = min[i] - origin.mV[i];
- d += t*t;
- }
- else if (origin.mV[i] > max[i])
- {
- t = origin.mV[i] - max[i];
- d += t*t;
- }
-
- if (d > r)
- {
- return 0;
- }
- }
-
- return 1;
-}
-
-
-typedef enum
-{
- b000 = 0x00,
- b001 = 0x01,
- b010 = 0x02,
- b011 = 0x03,
- b100 = 0x04,
- b101 = 0x05,
- b110 = 0x06,
- b111 = 0x07,
-} eLoveTheBits;
-
-//contact Runitai Linden for a copy of the SL object used to write this table
-//basically, you give the table a bitmask of the look-at vector to a node and it
-//gives you a triangle fan index array
-static U16 sOcclusionIndices[] =
-{
- //000
- b111, b110, b010, b011, b001, b101, b100, b110,
- //001
- b011, b010, b000, b001, b101, b111, b110, b010,
- //010
- b101, b100, b110, b111, b011, b001, b000, b100,
- //011
- b001, b000, b100, b101, b111, b011, b010, b000,
- //100
- b110, b000, b010, b011, b111, b101, b100, b000,
- //101
- b010, b100, b000, b001, b011, b111, b110, b100,
- //110
- b100, b010, b110, b111, b101, b001, b000, b010,
- //111
- b000, b110, b100, b101, b001, b011, b010, b110,
-};
-
-U32 get_box_fan_indices(LLCamera* camera, const LLVector4a& center)
-{
- LLVector4a origin;
- origin.load3(camera->getOrigin().mV);
-
- S32 cypher = center.greaterThan(origin).getGatheredBits() & 0x7;
-
- return cypher*8;
-}
-
-U8* get_box_fan_indices_ptr(LLCamera* camera, const LLVector4a& center)
-{
- LLVector4a origin;
- origin.load3(camera->getOrigin().mV);
-
- S32 cypher = center.greaterThan(origin).getGatheredBits() & 0x7;
-
- return (U8*) (sOcclusionIndices+cypher*8);
-}
-
-
-static LLFastTimer::DeclareTimer FTM_BUILD_OCCLUSION("Build Occlusion");
-
-void LLSpatialGroup::buildOcclusion()
-{
- //if (mOcclusionVerts.isNull())
- {
- mOcclusionVerts = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX,
- LLVertexBuffer::sUseStreamDraw ? mBufferUsage : 0); //if GL has a hard time with VBOs, don't use them for occlusion culling.
- mOcclusionVerts->allocateBuffer(8, 64, true);
-
- LLStrider<U16> idx;
- mOcclusionVerts->getIndexStrider(idx);
- for (U32 i = 0; i < 64; i++)
- {
- *idx++ = sOcclusionIndices[i];
- }
- }
-
- LLVector4a fudge;
- fudge.splat(SG_OCCLUSION_FUDGE);
-
- LLVector4a r;
- r.setAdd(mBounds[1], fudge);
-
- LLStrider<LLVector3> pos;
-
- {
- LLFastTimer t(FTM_BUILD_OCCLUSION);
- mOcclusionVerts->getVertexStrider(pos);
- }
-
- {
- LLVector4a* v = (LLVector4a*) pos.get();
-
- const LLVector4a& c = mBounds[0];
- const LLVector4a& s = r;
-
- static const LLVector4a octant[] =
- {
- LLVector4a(-1.f, -1.f, -1.f),
- LLVector4a(-1.f, -1.f, 1.f),
- LLVector4a(-1.f, 1.f, -1.f),
- LLVector4a(-1.f, 1.f, 1.f),
-
- LLVector4a(1.f, -1.f, -1.f),
- LLVector4a(1.f, -1.f, 1.f),
- LLVector4a(1.f, 1.f, -1.f),
- LLVector4a(1.f, 1.f, 1.f),
- };
-
- //vertex positions are encoded so the 3 bits of their vertex index
- //correspond to their axis facing, with bit position 3,2,1 matching
- //axis facing x,y,z, bit set meaning positive facing, bit clear
- //meaning negative facing
-
- for (S32 i = 0; i < 8; ++i)
- {
- LLVector4a p;
- p.setMul(s, octant[i]);
- p.add(c);
- v[i] = p;
- }
- }
-
- {
- mOcclusionVerts->flush();
- LLVertexBuffer::unbind();
- }
-
- clearState(LLSpatialGroup::OCCLUSION_DIRTY);
-}
-
-
-BOOL earlyFail(LLCamera* camera, LLSpatialGroup* group);
-
-//returns:
-// 0 if sphere and AABB are not intersecting
-// 1 if they are
-// 2 if AABB is entirely inside sphere
-
-S32 LLSphereAABB(const LLVector3& center, const LLVector3& size, const LLVector3& pos, const F32 &rad)
-{
- S32 ret = 2;
-
- LLVector3 min = center - size;
- LLVector3 max = center + size;
- for (U32 i = 0; i < 3; i++)
- {
- if (min.mV[i] > pos.mV[i] + rad ||
- max.mV[i] < pos.mV[i] - rad)
- { //totally outside
- return 0;
- }
-
- if (min.mV[i] < pos.mV[i] - rad ||
- max.mV[i] > pos.mV[i] + rad)
- { //intersecting
- ret = 1;
- }
- }
-
- return ret;
-}
-
-LLSpatialGroup::~LLSpatialGroup()
-{
- /*if (sNoDelete)
- {
- llerrs << "Illegal deletion of LLSpatialGroup!" << llendl;
- }*/
-
- if (gDebugGL)
- {
- gPipeline.checkReferences(this);
- }
-
- if (isState(DEAD))
- {
- sZombieGroups--;
- }
-
- sNodeCount--;
-
- if (gGLManager.mHasOcclusionQuery)
- {
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; ++i)
- {
- if (mOcclusionQuery[i])
- {
- sQueryPool.release(mOcclusionQuery[i]);
- }
- }
- }
-
- mOcclusionVerts = NULL;
-
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- clearDrawMap();
- clearAtlasList() ;
-}
-
-BOOL LLSpatialGroup::hasAtlas(LLTextureAtlas* atlasp)
-{
- S8 type = atlasp->getComponents() - 1 ;
- for(std::list<LLTextureAtlas*>::iterator iter = mAtlasList[type].begin(); iter != mAtlasList[type].end() ; ++iter)
- {
- if(atlasp == *iter)
- {
- return TRUE ;
- }
- }
- return FALSE ;
-}
-
-void LLSpatialGroup::addAtlas(LLTextureAtlas* atlasp, S8 recursive_level)
-{
- if(!hasAtlas(atlasp))
- {
- mAtlasList[atlasp->getComponents() - 1].push_back(atlasp) ;
- atlasp->addSpatialGroup(this) ;
- }
-
- --recursive_level;
- if(recursive_level)//levels propagating up.
- {
- LLSpatialGroup* parent = getParent() ;
- if(parent)
- {
- parent->addAtlas(atlasp, recursive_level) ;
- }
- }
-}
-
-void LLSpatialGroup::removeAtlas(LLTextureAtlas* atlasp, BOOL remove_group, S8 recursive_level)
-{
- mAtlasList[atlasp->getComponents() - 1].remove(atlasp) ;
- if(remove_group)
- {
- atlasp->removeSpatialGroup(this) ;
- }
-
- --recursive_level;
- if(recursive_level)//levels propagating up.
- {
- LLSpatialGroup* parent = getParent() ;
- if(parent)
- {
- parent->removeAtlas(atlasp, recursive_level) ;
- }
- }
-}
-
-void LLSpatialGroup::clearAtlasList()
-{
- std::list<LLTextureAtlas*>::iterator iter ;
- for(S8 i = 0 ; i < 4 ; i++)
- {
- if(mAtlasList[i].size() > 0)
- {
- for(iter = mAtlasList[i].begin(); iter != mAtlasList[i].end() ; ++iter)
- {
- ((LLTextureAtlas*)*iter)->removeSpatialGroup(this) ;
- }
- mAtlasList[i].clear() ;
- }
- }
-}
-
-LLTextureAtlas* LLSpatialGroup::getAtlas(S8 ncomponents, S8 to_be_reserved, S8 recursive_level)
-{
- S8 type = ncomponents - 1 ;
- if(mAtlasList[type].size() > 0)
- {
- for(std::list<LLTextureAtlas*>::iterator iter = mAtlasList[type].begin(); iter != mAtlasList[type].end() ; ++iter)
- {
- if(!((LLTextureAtlas*)*iter)->isFull(to_be_reserved))
- {
- return *iter ;
- }
- }
- }
-
- --recursive_level;
- if(recursive_level)
- {
- LLSpatialGroup* parent = getParent() ;
- if(parent)
- {
- return parent->getAtlas(ncomponents, to_be_reserved, recursive_level) ;
- }
- }
- return NULL ;
-}
-
-void LLSpatialGroup::setCurUpdatingSlot(LLTextureAtlasSlot* slotp)
-{
- mCurUpdatingSlotp = slotp;
-
- //if(!hasAtlas(mCurUpdatingSlotp->getAtlas()))
- //{
- // addAtlas(mCurUpdatingSlotp->getAtlas()) ;
- //}
-}
-
-LLTextureAtlasSlot* LLSpatialGroup::getCurUpdatingSlot(LLViewerTexture* imagep, S8 recursive_level)
-{
- if(gFrameCount && mCurUpdatingTime == gFrameCount && mCurUpdatingTexture == imagep)
- {
- return mCurUpdatingSlotp ;
- }
-
- //--recursive_level ;
- //if(recursive_level)
- //{
- // LLSpatialGroup* parent = getParent() ;
- // if(parent)
- // {
- // return parent->getCurUpdatingSlot(imagep, recursive_level) ;
- // }
- //}
- return NULL ;
-}
-
-void LLSpatialGroup::clearDrawMap()
-{
- mDrawMap.clear();
-}
-
-BOOL LLSpatialGroup::isHUDGroup()
-{
- return mSpatialPartition && mSpatialPartition->isHUDPartition() ;
-}
-
-BOOL LLSpatialGroup::isRecentlyVisible() const
-{
- return (LLDrawable::getCurrentFrame() - mVisible[LLViewerCamera::sCurCameraID]) < LLDrawable::getMinVisFrameRange() ;
-}
-
-BOOL LLSpatialGroup::isVisible() const
-{
- return mVisible[LLViewerCamera::sCurCameraID] >= LLDrawable::getCurrentFrame() ? TRUE : FALSE;
-}
-
-void LLSpatialGroup::setVisible()
-{
- mVisible[LLViewerCamera::sCurCameraID] = LLDrawable::getCurrentFrame();
-}
-
-void LLSpatialGroup::validate()
-{
-#if LL_OCTREE_PARANOIA_CHECK
-
- sg_assert(!isState(DIRTY));
- sg_assert(!isDead());
-
- LLVector4a myMin;
- myMin.setSub(mBounds[0], mBounds[1]);
- LLVector4a myMax;
- myMax.setAdd(mBounds[0], mBounds[1]);
-
- validateDrawMap();
-
- for (element_iter i = getData().begin(); i != getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- sg_assert(drawable->getSpatialGroup() == this);
- if (drawable->getSpatialBridge())
- {
- sg_assert(drawable->getSpatialBridge() == mSpatialPartition->asBridge());
- }
-
- /*if (drawable->isSpatialBridge())
- {
- LLSpatialPartition* part = drawable->asPartition();
- if (!part)
- {
- llerrs << "Drawable reports it is a spatial bridge but not a partition." << llendl;
- }
- LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
- group->validate();
- }*/
- }
-
- for (U32 i = 0; i < mOctreeNode->getChildCount(); ++i)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(i)->getListener(0);
-
- group->validate();
-
- //ensure all children are enclosed in this node
- LLVector4a center = group->mBounds[0];
- LLVector4a size = group->mBounds[1];
-
- LLVector4a min;
- min.setSub(center, size);
- LLVector4a max;
- max.setAdd(center, size);
-
- for (U32 j = 0; j < 3; j++)
- {
- sg_assert(min[j] >= myMin[j]-0.02f);
- sg_assert(max[j] <= myMax[j]+0.02f);
- }
- }
-
-#endif
-}
-
-void LLSpatialGroup::checkStates()
-{
-#if LL_OCTREE_PARANOIA_CHECK
- //LLOctreeStateCheck checker;
- //checker.traverse(mOctreeNode);
-#endif
-}
-
-void LLSpatialGroup::validateDrawMap()
-{
-#if LL_OCTREE_PARANOIA_CHECK
- for (draw_map_t::iterator i = mDrawMap.begin(); i != mDrawMap.end(); ++i)
- {
- LLSpatialGroup::drawmap_elem_t& draw_vec = i->second;
- for (drawmap_elem_t::iterator j = draw_vec.begin(); j != draw_vec.end(); ++j)
- {
- LLDrawInfo& params = **j;
-
- params.validate();
- }
- }
-#endif
-}
-
-BOOL LLSpatialGroup::updateInGroup(LLDrawable *drawablep, BOOL immediate)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- drawablep->updateSpatialExtents();
-
- OctreeNode* parent = mOctreeNode->getOctParent();
-
- if (mOctreeNode->isInside(drawablep->getPositionGroup()) &&
- (mOctreeNode->contains(drawablep) ||
- (drawablep->getBinRadius() > mOctreeNode->getSize()[0] &&
- parent && parent->getElementCount() >= gOctreeMaxCapacity)))
- {
- unbound();
- setState(OBJECT_DIRTY);
- //setState(GEOM_DIRTY);
- return TRUE;
- }
-
- return FALSE;
-}
-
-
-BOOL LLSpatialGroup::addObject(LLDrawable *drawablep, BOOL add_all, BOOL from_octree)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- if (!from_octree)
- {
- mOctreeNode->insert(drawablep);
- }
- else
- {
- drawablep->setSpatialGroup(this);
- setState(OBJECT_DIRTY | GEOM_DIRTY);
- setOcclusionState(LLSpatialGroup::DISCARD_QUERY, LLSpatialGroup::STATE_MODE_ALL_CAMERAS);
- gPipeline.markRebuild(this, TRUE);
- if (drawablep->isSpatialBridge())
- {
- mBridgeList.push_back((LLSpatialBridge*) drawablep);
- }
- if (drawablep->getRadius() > 1.f)
- {
- setState(IMAGE_DIRTY);
- }
- }
-
- return TRUE;
-}
-
-void LLSpatialGroup::rebuildGeom()
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- if (!isDead())
- {
- mSpatialPartition->rebuildGeom(this);
- }
-}
-
-void LLSpatialGroup::rebuildMesh()
-{
- if (!isDead())
- {
- mSpatialPartition->rebuildMesh(this);
- }
-}
-
-static LLFastTimer::DeclareTimer FTM_REBUILD_VBO("VBO Rebuilt");
-
-void LLSpatialPartition::rebuildGeom(LLSpatialGroup* group)
-{
- if (group->isDead() || !group->isState(LLSpatialGroup::GEOM_DIRTY))
- {
- return;
- }
-
- if (group->changeLOD())
- {
- group->mLastUpdateDistance = group->mDistance;
- group->mLastUpdateViewAngle = group->mViewAngle;
- }
-
- LLFastTimer ftm(FTM_REBUILD_VBO);
-
- group->clearDrawMap();
-
- //get geometry count
- U32 index_count = 0;
- U32 vertex_count = 0;
-
- addGeometryCount(group, vertex_count, index_count);
-
- if (vertex_count > 0 && index_count > 0)
- { //create vertex buffer containing volume geometry for this node
- group->mBuilt = 1.f;
- if (group->mVertexBuffer.isNull() ||
- !group->mVertexBuffer->isWriteable() ||
- (group->mBufferUsage != group->mVertexBuffer->getUsage() && LLVertexBuffer::sEnableVBOs))
- {
- group->mVertexBuffer = createVertexBuffer(mVertexDataMask, group->mBufferUsage);
- group->mVertexBuffer->allocateBuffer(vertex_count, index_count, true);
- stop_glerror();
- }
- else
- {
- group->mVertexBuffer->resizeBuffer(vertex_count, index_count);
- stop_glerror();
- }
-
- getGeometry(group);
- }
- else
- {
- group->mVertexBuffer = NULL;
- group->mBufferMap.clear();
- }
-
- group->mLastUpdateTime = gFrameTimeSeconds;
- group->clearState(LLSpatialGroup::GEOM_DIRTY);
-}
-
-
-void LLSpatialPartition::rebuildMesh(LLSpatialGroup* group)
-{
-
-}
-
-BOOL LLSpatialGroup::boundObjects(BOOL empty, LLVector4a& minOut, LLVector4a& maxOut)
-{
- const OctreeNode* node = mOctreeNode;
-
- if (node->getData().empty())
- { //don't do anything if there are no objects
- if (empty && mOctreeNode->getParent())
- { //only root is allowed to be empty
- OCT_ERRS << "Empty leaf found in octree." << llendl;
- }
- return FALSE;
- }
-
- LLVector4a& newMin = mObjectExtents[0];
- LLVector4a& newMax = mObjectExtents[1];
-
- if (isState(OBJECT_DIRTY))
- { //calculate new bounding box
- clearState(OBJECT_DIRTY);
-
- //initialize bounding box to first element
- OctreeNode::const_element_iter i = node->getData().begin();
- LLDrawable* drawablep = *i;
- const LLVector4a* minMax = drawablep->getSpatialExtents();
-
- newMin = minMax[0];
- newMax = minMax[1];
-
- for (++i; i != node->getData().end(); ++i)
- {
- drawablep = *i;
- minMax = drawablep->getSpatialExtents();
-
- update_min_max(newMin, newMax, minMax[0]);
- update_min_max(newMin, newMax, minMax[1]);
-
- //bin up the object
- /*for (U32 i = 0; i < 3; i++)
- {
- if (minMax[0].mV[i] < newMin.mV[i])
- {
- newMin.mV[i] = minMax[0].mV[i];
- }
- if (minMax[1].mV[i] > newMax.mV[i])
- {
- newMax.mV[i] = minMax[1].mV[i];
- }
- }*/
- }
-
- mObjectBounds[0].setAdd(newMin, newMax);
- mObjectBounds[0].mul(0.5f);
- mObjectBounds[1].setSub(newMax, newMin);
- mObjectBounds[1].mul(0.5f);
- }
-
- if (empty)
- {
- minOut = newMin;
- maxOut = newMax;
- }
- else
- {
- minOut.setMin(minOut, newMin);
- maxOut.setMax(maxOut, newMax);
- }
-
- return TRUE;
-}
-
-void LLSpatialGroup::unbound()
-{
- if (isState(DIRTY))
- {
- return;
- }
-
- setState(DIRTY);
-
- //all the parent nodes need to rebound this child
- if (mOctreeNode)
- {
- OctreeNode* parent = (OctreeNode*) mOctreeNode->getParent();
- while (parent != NULL)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) parent->getListener(0);
- if (group->isState(DIRTY))
- {
- return;
- }
-
- group->setState(DIRTY);
- parent = (OctreeNode*) parent->getParent();
- }
- }
-}
-
-LLSpatialGroup* LLSpatialGroup::getParent()
-{
- if (isDead())
- {
- return NULL;
- }
-
- if(!mOctreeNode)
- {
- return NULL;
- }
- OctreeNode* parent = mOctreeNode->getOctParent();
-
- if (parent)
- {
- return (LLSpatialGroup*) parent->getListener(0);
- }
-
- return NULL;
-}
-
-BOOL LLSpatialGroup::removeObject(LLDrawable *drawablep, BOOL from_octree)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- unbound();
- if (mOctreeNode && !from_octree)
- {
- if (!mOctreeNode->remove(drawablep))
- {
- OCT_ERRS << "Could not remove drawable from spatial group" << llendl;
- }
- }
- else
- {
- drawablep->setSpatialGroup(NULL);
- setState(GEOM_DIRTY);
- gPipeline.markRebuild(this, TRUE);
-
- if (drawablep->isSpatialBridge())
- {
- for (bridge_list_t::iterator i = mBridgeList.begin(); i != mBridgeList.end(); ++i)
- {
- if (*i == drawablep)
- {
- mBridgeList.erase(i);
- break;
- }
- }
- }
-
- if (getElementCount() == 0)
- { //delete draw map on last element removal since a rebuild might never happen
- clearDrawMap();
- }
- }
- return TRUE;
-}
-
-void LLSpatialGroup::shift(const LLVector4a &offset)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- LLVector4a t = mOctreeNode->getCenter();
- t.add(offset);
- mOctreeNode->setCenter(t);
- mOctreeNode->updateMinMax();
- mBounds[0].add(offset);
- mExtents[0].add(offset);
- mExtents[1].add(offset);
- mObjectBounds[0].add(offset);
- mObjectExtents[0].add(offset);
- mObjectExtents[1].add(offset);
-
- //if (!mSpatialPartition->mRenderByGroup)
- {
- setState(GEOM_DIRTY);
- gPipeline.markRebuild(this, TRUE);
- }
-
- if (mOcclusionVerts.notNull())
- {
- setState(OCCLUSION_DIRTY);
- }
-}
-
-class LLSpatialSetState : public LLSpatialGroup::OctreeTraveler
-{
-public:
- U32 mState;
- LLSpatialSetState(U32 state) : mState(state) { }
- virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->setState(mState); }
-};
-
-class LLSpatialSetStateDiff : public LLSpatialSetState
-{
-public:
- LLSpatialSetStateDiff(U32 state) : LLSpatialSetState(state) { }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (!group->isState(mState))
- {
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- }
-};
-
-void LLSpatialGroup::setState(U32 state)
-{
- mState |= state;
-
- llassert(state <= LLSpatialGroup::STATE_MASK);
-}
-
-void LLSpatialGroup::setState(U32 state, S32 mode)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- llassert(state <= LLSpatialGroup::STATE_MASK);
-
- if (mode > STATE_MODE_SINGLE)
- {
- if (mode == STATE_MODE_DIFF)
- {
- LLSpatialSetStateDiff setter(state);
- setter.traverse(mOctreeNode);
- }
- else
- {
- LLSpatialSetState setter(state);
- setter.traverse(mOctreeNode);
- }
- }
- else
- {
- mState |= state;
- }
-}
-
-class LLSpatialClearState : public LLSpatialGroup::OctreeTraveler
-{
-public:
- U32 mState;
- LLSpatialClearState(U32 state) : mState(state) { }
- virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->clearState(mState); }
-};
-
-class LLSpatialClearStateDiff : public LLSpatialClearState
-{
-public:
- LLSpatialClearStateDiff(U32 state) : LLSpatialClearState(state) { }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (group->isState(mState))
- {
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- }
-};
-
-void LLSpatialGroup::clearState(U32 state)
-{
- llassert(state <= LLSpatialGroup::STATE_MASK);
-
- mState &= ~state;
-}
-
-void LLSpatialGroup::clearState(U32 state, S32 mode)
-{
- llassert(state <= LLSpatialGroup::STATE_MASK);
-
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- if (mode > STATE_MODE_SINGLE)
- {
- if (mode == STATE_MODE_DIFF)
- {
- LLSpatialClearStateDiff clearer(state);
- clearer.traverse(mOctreeNode);
- }
- else
- {
- LLSpatialClearState clearer(state);
- clearer.traverse(mOctreeNode);
- }
- }
- else
- {
- mState &= ~state;
- }
-}
-
-BOOL LLSpatialGroup::isState(U32 state) const
-{
- llassert(state <= LLSpatialGroup::STATE_MASK);
-
- return mState & state ? TRUE : FALSE;
-}
-
-//=====================================
-// Occlusion State Set/Clear
-//=====================================
-class LLSpatialSetOcclusionState : public LLSpatialGroup::OctreeTraveler
-{
-public:
- U32 mState;
- LLSpatialSetOcclusionState(U32 state) : mState(state) { }
- virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->setOcclusionState(mState); }
-};
-
-class LLSpatialSetOcclusionStateDiff : public LLSpatialSetOcclusionState
-{
-public:
- LLSpatialSetOcclusionStateDiff(U32 state) : LLSpatialSetOcclusionState(state) { }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (!group->isOcclusionState(mState))
- {
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- }
-};
-
-
-void LLSpatialGroup::setOcclusionState(U32 state, S32 mode)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- if (mode > STATE_MODE_SINGLE)
- {
- if (mode == STATE_MODE_DIFF)
- {
- LLSpatialSetOcclusionStateDiff setter(state);
- setter.traverse(mOctreeNode);
- }
- else if (mode == STATE_MODE_BRANCH)
- {
- LLSpatialSetOcclusionState setter(state);
- setter.traverse(mOctreeNode);
- }
- else
- {
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- mOcclusionState[i] |= state;
-
- if ((state & DISCARD_QUERY) && mOcclusionQuery[i])
- {
- sQueryPool.release(mOcclusionQuery[i]);
- mOcclusionQuery[i] = 0;
- }
- }
- }
- }
- else
- {
- mOcclusionState[LLViewerCamera::sCurCameraID] |= state;
- if ((state & DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID])
- {
- sQueryPool.release(mOcclusionQuery[LLViewerCamera::sCurCameraID]);
- mOcclusionQuery[LLViewerCamera::sCurCameraID] = 0;
- }
- }
-}
-
-class LLSpatialClearOcclusionState : public LLSpatialGroup::OctreeTraveler
-{
-public:
- U32 mState;
-
- LLSpatialClearOcclusionState(U32 state) : mState(state) { }
- virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->clearOcclusionState(mState); }
-};
-
-class LLSpatialClearOcclusionStateDiff : public LLSpatialClearOcclusionState
-{
-public:
- LLSpatialClearOcclusionStateDiff(U32 state) : LLSpatialClearOcclusionState(state) { }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (group->isOcclusionState(mState))
- {
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- }
-};
-
-void LLSpatialGroup::clearOcclusionState(U32 state, S32 mode)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- if (mode > STATE_MODE_SINGLE)
- {
- if (mode == STATE_MODE_DIFF)
- {
- LLSpatialClearOcclusionStateDiff clearer(state);
- clearer.traverse(mOctreeNode);
- }
- else if (mode == STATE_MODE_BRANCH)
- {
- LLSpatialClearOcclusionState clearer(state);
- clearer.traverse(mOctreeNode);
- }
- else
- {
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- mOcclusionState[i] &= ~state;
- }
- }
- }
- else
- {
- mOcclusionState[LLViewerCamera::sCurCameraID] &= ~state;
- }
-}
-//======================================
-// Octree Listener Implementation
-//======================================
-
-LLSpatialGroup::LLSpatialGroup(OctreeNode* node, LLSpatialPartition* part) :
- mState(0),
- mGeometryBytes(0),
- mSurfaceArea(0.f),
- mBuilt(0.f),
- mOctreeNode(node),
- mSpatialPartition(part),
- mVertexBuffer(NULL),
- mBufferUsage(part->mBufferUsage),
- mDistance(0.f),
- mDepth(0.f),
- mLastUpdateDistance(-1.f),
- mLastUpdateTime(gFrameTimeSeconds),
- mAtlasList(4),
- mCurUpdatingTime(0),
- mCurUpdatingSlotp(NULL),
- mCurUpdatingTexture (NULL)
-{
- sNodeCount++;
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- mViewAngle.splat(0.f);
- mLastUpdateViewAngle.splat(-1.f);
- mExtents[0] = mExtents[1] = mObjectBounds[0] = mObjectBounds[0] = mObjectBounds[1] =
- mObjectExtents[0] = mObjectExtents[1] = mViewAngle;
-
- sg_assert(mOctreeNode->getListenerCount() == 0);
- mOctreeNode->addListener(this);
- setState(SG_INITIAL_STATE_MASK);
- gPipeline.markRebuild(this, TRUE);
-
- mBounds[0] = node->getCenter();
- mBounds[1] = node->getSize();
-
- part->mLODSeed = (part->mLODSeed+1)%part->mLODPeriod;
- mLODHash = part->mLODSeed;
-
- OctreeNode* oct_parent = node->getOctParent();
-
- LLSpatialGroup* parent = oct_parent ? (LLSpatialGroup*) oct_parent->getListener(0) : NULL;
-
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- mOcclusionQuery[i] = 0;
- mOcclusionIssued[i] = 0;
- mOcclusionState[i] = parent ? SG_STATE_INHERIT_MASK & parent->mOcclusionState[i] : 0;
- mVisible[i] = 0;
- }
-
- mOcclusionVerts = NULL;
-
- mRadius = 1;
- mPixelArea = 1024.f;
-}
-
-void LLSpatialGroup::updateDistance(LLCamera &camera)
-{
- if (LLViewerCamera::sCurCameraID != LLViewerCamera::CAMERA_WORLD)
- {
- llwarns << "Attempted to update distance for camera other than world camera!" << llendl;
- return;
- }
-
-#if !LL_RELEASE_FOR_DOWNLOAD
- if (isState(LLSpatialGroup::OBJECT_DIRTY))
- {
- llerrs << "Spatial group dirty on distance update." << llendl;
- }
-#endif
- if (!getData().empty())
- {
- mRadius = mSpatialPartition->mRenderByGroup ? mObjectBounds[1].getLength3().getF32() :
- (F32) mOctreeNode->getSize().getLength3().getF32();
- mDistance = mSpatialPartition->calcDistance(this, camera);
- mPixelArea = mSpatialPartition->calcPixelArea(this, camera);
- }
-}
-
-F32 LLSpatialPartition::calcDistance(LLSpatialGroup* group, LLCamera& camera)
-{
- LLVector4a eye;
- LLVector4a origin;
- origin.load3(camera.getOrigin().mV);
-
- eye.setSub(group->mObjectBounds[0], origin);
-
- F32 dist = 0.f;
-
- if (group->mDrawMap.find(LLRenderPass::PASS_ALPHA) != group->mDrawMap.end())
- {
- LLVector4a v = eye;
-
- dist = eye.getLength3().getF32();
- eye.normalize3fast();
-
- if (!group->isState(LLSpatialGroup::ALPHA_DIRTY))
- {
- if (!group->mSpatialPartition->isBridge())
- {
- LLVector4a view_angle = eye;
-
- LLVector4a diff;
- diff.setSub(view_angle, group->mLastUpdateViewAngle);
-
- if (diff.getLength3().getF32() > 0.64f)
- {
- group->mViewAngle = view_angle;
- group->mLastUpdateViewAngle = view_angle;
- //for occasional alpha sorting within the group
- //NOTE: If there is a trivial way to detect that alpha sorting here would not change the render order,
- //not setting this node to dirty would be a very good thing
- group->setState(LLSpatialGroup::ALPHA_DIRTY);
- gPipeline.markRebuild(group, FALSE);
- }
- }
- }
-
- //calculate depth of node for alpha sorting
-
- LLVector3 at = camera.getAtAxis();
-
- LLVector4a ata;
- ata.load3(at.mV);
-
- LLVector4a t = ata;
- //front of bounding box
- t.mul(0.25f);
- t.mul(group->mObjectBounds[1]);
- v.sub(t);
-
- group->mDepth = v.dot3(ata).getF32();
- }
- else
- {
- dist = eye.getLength3().getF32();
- }
-
- if (dist < 16.f)
- {
- dist /= 16.f;
- dist *= dist;
- dist *= 16.f;
- }
-
- return dist;
-}
-
-F32 LLSpatialPartition::calcPixelArea(LLSpatialGroup* group, LLCamera& camera)
-{
- return LLPipeline::calcPixelArea(group->mObjectBounds[0], group->mObjectBounds[1], camera);
-}
-
-F32 LLSpatialGroup::getUpdateUrgency() const
-{
- if (!isVisible())
- {
- return 0.f;
- }
- else
- {
- F32 time = gFrameTimeSeconds-mLastUpdateTime+4.f;
- return time + (mObjectBounds[1].dot3(mObjectBounds[1]).getF32()+1.f)/mDistance;
- }
-}
-
-BOOL LLSpatialGroup::needsUpdate()
-{
- return (LLDrawable::getCurrentFrame()%mSpatialPartition->mLODPeriod == mLODHash) ? TRUE : FALSE;
-}
-
-BOOL LLSpatialGroup::changeLOD()
-{
- if (isState(ALPHA_DIRTY | OBJECT_DIRTY))
- { ///a rebuild is going to happen, update distance and LoD
- return TRUE;
- }
-
- if (mSpatialPartition->mSlopRatio > 0.f)
- {
- F32 ratio = (mDistance - mLastUpdateDistance)/(llmax(mLastUpdateDistance, mRadius));
-
- if (fabsf(ratio) >= mSpatialPartition->mSlopRatio)
- {
- return TRUE;
- }
-
- if (mDistance > mRadius*2.f)
- {
- return FALSE;
- }
- }
-
- if (needsUpdate())
- {
- return TRUE;
- }
-
- return FALSE;
-}
-
-void LLSpatialGroup::handleInsertion(const TreeNode* node, LLDrawable* drawablep)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- addObject(drawablep, FALSE, TRUE);
- unbound();
- setState(OBJECT_DIRTY);
-}
-
-void LLSpatialGroup::handleRemoval(const TreeNode* node, LLDrawable* drawable)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- removeObject(drawable, TRUE);
- setState(OBJECT_DIRTY);
-}
-
-void LLSpatialGroup::handleDestruction(const TreeNode* node)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- setState(DEAD);
-
- for (element_iter i = getData().begin(); i != getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- if (drawable->getSpatialGroup() == this)
- {
- drawable->setSpatialGroup(NULL);
- }
- }
-
- //clean up avatar attachment stats
- LLSpatialBridge* bridge = mSpatialPartition->asBridge();
- if (bridge)
- {
- if (bridge->mAvatar.notNull())
- {
- bridge->mAvatar->mAttachmentGeometryBytes -= mGeometryBytes;
- bridge->mAvatar->mAttachmentSurfaceArea -= mSurfaceArea;
- }
- }
-
- clearDrawMap();
- mVertexBuffer = NULL;
- mBufferMap.clear();
- sZombieGroups++;
- mOctreeNode = NULL;
-}
-
-void LLSpatialGroup::handleStateChange(const TreeNode* node)
-{
- //drop bounding box upon state change
- if (mOctreeNode != node)
- {
- mOctreeNode = (OctreeNode*) node;
- }
- unbound();
-}
-
-void LLSpatialGroup::handleChildAddition(const OctreeNode* parent, OctreeNode* child)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- if (child->getListenerCount() == 0)
- {
- new LLSpatialGroup(child, mSpatialPartition);
- }
- else
- {
- OCT_ERRS << "LLSpatialGroup redundancy detected." << llendl;
- }
-
- unbound();
-
- assert_states_valid(this);
-}
-
-void LLSpatialGroup::handleChildRemoval(const OctreeNode* parent, const OctreeNode* child)
-{
- unbound();
-}
-
-void LLSpatialGroup::destroyGL()
-{
- setState(LLSpatialGroup::GEOM_DIRTY | LLSpatialGroup::IMAGE_DIRTY);
- gPipeline.markRebuild(this, TRUE);
-
- mLastUpdateTime = gFrameTimeSeconds;
- mVertexBuffer = NULL;
- mBufferMap.clear();
-
- clearDrawMap();
-
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- if (mOcclusionQuery[i])
- {
- sQueryPool.release(mOcclusionQuery[i]);
- mOcclusionQuery[i] = 0;
- }
- }
-
- mOcclusionVerts = NULL;
-
- for (LLSpatialGroup::element_iter i = getData().begin(); i != getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- for (S32 j = 0; j < drawable->getNumFaces(); j++)
- {
- LLFace* facep = drawable->getFace(j);
- facep->clearVertexBuffer();
- }
- }
-}
-
-BOOL LLSpatialGroup::rebound()
-{
- if (!isState(DIRTY))
- { //return TRUE if we're not empty
- return TRUE;
- }
-
- if (mOctreeNode->getChildCount() == 1 && mOctreeNode->getElementCount() == 0)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(0)->getListener(0);
- group->rebound();
-
- //copy single child's bounding box
- mBounds[0] = group->mBounds[0];
- mBounds[1] = group->mBounds[1];
- mExtents[0] = group->mExtents[0];
- mExtents[1] = group->mExtents[1];
-
- group->setState(SKIP_FRUSTUM_CHECK);
- }
- else if (mOctreeNode->isLeaf())
- { //copy object bounding box if this is a leaf
- boundObjects(TRUE, mExtents[0], mExtents[1]);
- mBounds[0] = mObjectBounds[0];
- mBounds[1] = mObjectBounds[1];
- }
- else
- {
- LLVector4a& newMin = mExtents[0];
- LLVector4a& newMax = mExtents[1];
- LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(0)->getListener(0);
- group->clearState(SKIP_FRUSTUM_CHECK);
- group->rebound();
- //initialize to first child
- newMin = group->mExtents[0];
- newMax = group->mExtents[1];
-
- //first, rebound children
- for (U32 i = 1; i < mOctreeNode->getChildCount(); i++)
- {
- group = (LLSpatialGroup*) mOctreeNode->getChild(i)->getListener(0);
- group->clearState(SKIP_FRUSTUM_CHECK);
- group->rebound();
- const LLVector4a& max = group->mExtents[1];
- const LLVector4a& min = group->mExtents[0];
-
- newMax.setMax(newMax, max);
- newMin.setMin(newMin, min);
- }
-
- boundObjects(FALSE, newMin, newMax);
-
- mBounds[0].setAdd(newMin, newMax);
- mBounds[0].mul(0.5f);
- mBounds[1].setSub(newMax, newMin);
- mBounds[1].mul(0.5f);
- }
-
- setState(OCCLUSION_DIRTY);
-
- clearState(DIRTY);
-
- return TRUE;
-}
-
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_READBACK("Readback Occlusion");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_WAIT("Wait");
-
-void LLSpatialGroup::checkOcclusion()
-{
- if (LLPipeline::sUseOcclusion > 1)
- {
- LLFastTimer t(FTM_OCCLUSION_READBACK);
- LLSpatialGroup* parent = getParent();
- if (parent && parent->isOcclusionState(LLSpatialGroup::OCCLUDED))
- { //if the parent has been marked as occluded, the child is implicitly occluded
- clearOcclusionState(QUERY_PENDING | DISCARD_QUERY);
- }
- else if (isOcclusionState(QUERY_PENDING))
- { //otherwise, if a query is pending, read it back
-
- GLuint available = 0;
- if (mOcclusionQuery[LLViewerCamera::sCurCameraID])
- {
- glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available);
-
- if (mOcclusionIssued[LLViewerCamera::sCurCameraID] < gFrameCount)
- { //query was issued last frame, wait until it's available
- S32 max_loop = 1024;
- LLFastTimer t(FTM_OCCLUSION_WAIT);
- while (!available && max_loop-- > 0)
- {
- F32 max_time = llmin(gFrameIntervalSeconds*10.f, 1.f);
- //do some usefu work while we wait
- LLAppViewer::getTextureCache()->update(max_time); // unpauses the texture cache thread
- LLAppViewer::getImageDecodeThread()->update(max_time); // unpauses the image thread
- LLAppViewer::getTextureFetch()->update(max_time); // unpauses the texture fetch thread
-
- glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available);
- }
- }
- }
- else
- {
- available = 1;
- }
-
- if (available)
- { //result is available, read it back, otherwise wait until next frame
- GLuint res = 1;
- if (!isOcclusionState(DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID])
- {
- glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_ARB, &res);
-#if LL_TRACK_PENDING_OCCLUSION_QUERIES
- sPendingQueries.erase(mOcclusionQuery[LLViewerCamera::sCurCameraID]);
-#endif
- }
- else if (mOcclusionQuery[LLViewerCamera::sCurCameraID])
- { //delete the query to avoid holding onto hundreds of pending queries
- sQueryPool.release(mOcclusionQuery[LLViewerCamera::sCurCameraID]);
- mOcclusionQuery[LLViewerCamera::sCurCameraID] = 0;
- }
-
- if (isOcclusionState(DISCARD_QUERY))
- {
- res = 2;
- }
-
- if (res > 0)
- {
- assert_states_valid(this);
- clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
- assert_states_valid(this);
- }
- else
- {
- assert_states_valid(this);
- setOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
- assert_states_valid(this);
- }
-
- clearOcclusionState(QUERY_PENDING | DISCARD_QUERY);
- }
- }
- else if (mSpatialPartition->isOcclusionEnabled() && isOcclusionState(LLSpatialGroup::OCCLUDED))
- { //check occlusion has been issued for occluded node that has not had a query issued
- assert_states_valid(this);
- clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
- assert_states_valid(this);
- }
- }
-}
-
-static LLFastTimer::DeclareTimer FTM_PUSH_OCCLUSION_VERTS("Push Occlusion");
-static LLFastTimer::DeclareTimer FTM_SET_OCCLUSION_STATE("Occlusion State");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_EARLY_FAIL("Occlusion Early Fail");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_ALLOCATE("Allocate");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_BUILD("Build");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_BEGIN_QUERY("Begin Query");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_END_QUERY("End Query");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_SET_BUFFER("Set Buffer");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_DRAW_WATER("Draw Water");
-static LLFastTimer::DeclareTimer FTM_OCCLUSION_DRAW("Draw");
-
-
-
-void LLSpatialGroup::doOcclusion(LLCamera* camera)
-{
- if (mSpatialPartition->isOcclusionEnabled() && LLPipeline::sUseOcclusion > 1)
- {
- // Don't cull hole/edge water, unless we have the GL_ARB_depth_clamp extension
- if (earlyFail(camera, this))
- {
- LLFastTimer t(FTM_OCCLUSION_EARLY_FAIL);
- setOcclusionState(LLSpatialGroup::DISCARD_QUERY);
- assert_states_valid(this);
- clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
- assert_states_valid(this);
- }
- else
- {
- if (!isOcclusionState(QUERY_PENDING) || isOcclusionState(DISCARD_QUERY))
- {
- { //no query pending, or previous query to be discarded
- LLFastTimer t(FTM_RENDER_OCCLUSION);
-
- if (!mOcclusionQuery[LLViewerCamera::sCurCameraID])
- {
- LLFastTimer t(FTM_OCCLUSION_ALLOCATE);
- mOcclusionQuery[LLViewerCamera::sCurCameraID] = sQueryPool.allocate();
- }
-
- if (mOcclusionVerts.isNull() || isState(LLSpatialGroup::OCCLUSION_DIRTY))
- {
- LLFastTimer t(FTM_OCCLUSION_BUILD);
- buildOcclusion();
- }
-
- // Depth clamp all water to avoid it being culled as a result of being
- // behind the far clip plane, and in the case of edge water to avoid
- // it being culled while still visible.
- bool const use_depth_clamp = gGLManager.mHasDepthClamp &&
- (mSpatialPartition->mDrawableType == LLDrawPool::POOL_WATER ||
- mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER);
-
- LLGLEnable clamp(use_depth_clamp ? GL_DEPTH_CLAMP : 0);
-
-#if !LL_DARWIN
- U32 mode = gGLManager.mHasOcclusionQuery2 ? GL_ANY_SAMPLES_PASSED : GL_SAMPLES_PASSED_ARB;
-#else
- U32 mode = GL_SAMPLES_PASSED_ARB;
-#endif
-
-#if LL_TRACK_PENDING_OCCLUSION_QUERIES
- sPendingQueries.insert(mOcclusionQuery[LLViewerCamera::sCurCameraID]);
-#endif
-
- {
- LLFastTimer t(FTM_PUSH_OCCLUSION_VERTS);
-
- //store which frame this query was issued on
- mOcclusionIssued[LLViewerCamera::sCurCameraID] = gFrameCount;
-
- {
- LLFastTimer t(FTM_OCCLUSION_BEGIN_QUERY);
- glBeginQueryARB(mode, mOcclusionQuery[LLViewerCamera::sCurCameraID]);
- }
-
- {
- LLFastTimer t(FTM_OCCLUSION_SET_BUFFER);
- mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
- }
-
- if (!use_depth_clamp && mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER)
- {
- LLFastTimer t(FTM_OCCLUSION_DRAW_WATER);
-
- LLGLSquashToFarClip squash(glh_get_current_projection(), 1);
- if (camera->getOrigin().isExactlyZero())
- { //origin is invalid, draw entire box
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
- }
- else
- {
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
- }
- }
- else
- {
- LLFastTimer t(FTM_OCCLUSION_DRAW);
- if (camera->getOrigin().isExactlyZero())
- { //origin is invalid, draw entire box
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
- }
- else
- {
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
- }
- }
-
-
- {
- LLFastTimer t(FTM_OCCLUSION_END_QUERY);
- glEndQueryARB(mode);
- }
- }
- }
-
- {
- LLFastTimer t(FTM_SET_OCCLUSION_STATE);
- setOcclusionState(LLSpatialGroup::QUERY_PENDING);
- clearOcclusionState(LLSpatialGroup::DISCARD_QUERY);
- }
- }
- }
- }
-}
-
-//==============================================
-
-LLSpatialPartition::LLSpatialPartition(U32 data_mask, BOOL render_by_group, U32 buffer_usage)
-: mRenderByGroup(render_by_group), mBridge(NULL)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- mOcclusionEnabled = TRUE;
- mDrawableType = 0;
- mPartitionType = LLViewerRegion::PARTITION_NONE;
- mLODSeed = 0;
- mLODPeriod = 1;
- mVertexDataMask = data_mask;
- mBufferUsage = buffer_usage;
- mDepthMask = FALSE;
- mSlopRatio = 0.25f;
- mInfiniteFarClip = FALSE;
-
- LLVector4a center, size;
- center.splat(0.f);
- size.splat(1.f);
-
- mOctree = new LLSpatialGroup::OctreeRoot(center,size,
- NULL);
- new LLSpatialGroup(mOctree, this);
-}
-
-
-LLSpatialPartition::~LLSpatialPartition()
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- delete mOctree;
- mOctree = NULL;
-}
-
-
-LLSpatialGroup *LLSpatialPartition::put(LLDrawable *drawablep, BOOL was_visible)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- drawablep->updateSpatialExtents();
-
- //keep drawable from being garbage collected
- LLPointer<LLDrawable> ptr = drawablep;
-
- assert_octree_valid(mOctree);
- mOctree->insert(drawablep);
- assert_octree_valid(mOctree);
-
- LLSpatialGroup* group = drawablep->getSpatialGroup();
-
- if (group && was_visible && group->isOcclusionState(LLSpatialGroup::QUERY_PENDING))
- {
- group->setOcclusionState(LLSpatialGroup::DISCARD_QUERY, LLSpatialGroup::STATE_MODE_ALL_CAMERAS);
- }
-
- return group;
-}
-
-BOOL LLSpatialPartition::remove(LLDrawable *drawablep, LLSpatialGroup *curp)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- drawablep->setSpatialGroup(NULL);
-
- if (!curp->removeObject(drawablep))
- {
- OCT_ERRS << "Failed to remove drawable from octree!" << llendl;
- }
-
- assert_octree_valid(mOctree);
-
- return TRUE;
-}
-
-void LLSpatialPartition::move(LLDrawable *drawablep, LLSpatialGroup *curp, BOOL immediate)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- // sanity check submitted by open source user bushing Spatula
- // who was seeing crashing here. (See VWR-424 reported by Bunny Mayne)
- if (!drawablep)
- {
- OCT_ERRS << "LLSpatialPartition::move was passed a bad drawable." << llendl;
- return;
- }
-
- BOOL was_visible = curp ? curp->isVisible() : FALSE;
-
- if (curp && curp->mSpatialPartition != this)
- {
- //keep drawable from being garbage collected
- LLPointer<LLDrawable> ptr = drawablep;
- if (curp->mSpatialPartition->remove(drawablep, curp))
- {
- put(drawablep, was_visible);
- return;
- }
- else
- {
- OCT_ERRS << "Drawable lost between spatial partitions on outbound transition." << llendl;
- }
- }
-
- if (curp && curp->updateInGroup(drawablep, immediate))
- {
- // Already updated, don't need to do anything
- assert_octree_valid(mOctree);
- return;
- }
-
- //keep drawable from being garbage collected
- LLPointer<LLDrawable> ptr = drawablep;
- if (curp && !remove(drawablep, curp))
- {
- OCT_ERRS << "Move couldn't find existing spatial group!" << llendl;
- }
-
- put(drawablep, was_visible);
-}
-
-class LLSpatialShift : public LLSpatialGroup::OctreeTraveler
-{
-public:
- const LLVector4a& mOffset;
-
- LLSpatialShift(const LLVector4a& offset) : mOffset(offset) { }
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
- ((LLSpatialGroup*) branch->getListener(0))->shift(mOffset);
- }
-};
-
-void LLSpatialPartition::shift(const LLVector4a &offset)
-{ //shift octree node bounding boxes by offset
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
- LLSpatialShift shifter(offset);
- shifter.traverse(mOctree);
-}
-
-class LLOctreeCull : public LLSpatialGroup::OctreeTraveler
-{
-public:
- LLOctreeCull(LLCamera* camera)
- : mCamera(camera), mRes(0) { }
-
- virtual bool earlyFail(LLSpatialGroup* group)
- {
- group->checkOcclusion();
-
- if (group->mOctreeNode->getParent() && //never occlusion cull the root node
- LLPipeline::sUseOcclusion && //ignore occlusion if disabled
- group->isOcclusionState(LLSpatialGroup::OCCLUDED))
- {
- gPipeline.markOccluder(group);
- return true;
- }
-
- return false;
- }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (earlyFail(group))
- {
- return;
- }
-
- if (mRes == 2 ||
- (mRes && group->isState(LLSpatialGroup::SKIP_FRUSTUM_CHECK)))
- { //fully in, just add everything
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- else
- {
- mRes = frustumCheck(group);
-
- if (mRes)
- { //at least partially in, run on down
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
-
- mRes = 0;
- }
- }
-
- virtual S32 frustumCheck(const LLSpatialGroup* group)
- {
- S32 res = mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]);
- if (res != 0)
- {
- res = llmin(res, AABBSphereIntersect(group->mExtents[0], group->mExtents[1], mCamera->getOrigin(), mCamera->mFrustumCornerDist));
- }
- return res;
- }
-
- virtual S32 frustumCheckObjects(const LLSpatialGroup* group)
- {
- S32 res = mCamera->AABBInFrustumNoFarClip(group->mObjectBounds[0], group->mObjectBounds[1]);
- if (res != 0)
- {
- res = llmin(res, AABBSphereIntersect(group->mObjectExtents[0], group->mObjectExtents[1], mCamera->getOrigin(), mCamera->mFrustumCornerDist));
- }
- return res;
- }
-
- virtual bool checkObjects(const LLSpatialGroup::OctreeNode* branch, const LLSpatialGroup* group)
- {
- if (branch->getElementCount() == 0) //no elements
- {
- return false;
- }
- else if (branch->getChildCount() == 0) //leaf state, already checked tightest bounding box
- {
- return true;
- }
- else if (mRes == 1 && !frustumCheckObjects(group)) //no objects in frustum
- {
- return false;
- }
-
- return true;
- }
-
- virtual void preprocess(LLSpatialGroup* group)
- {
-
- }
-
- virtual void processGroup(LLSpatialGroup* group)
- {
- if (group->needsUpdate() ||
- group->mVisible[LLViewerCamera::sCurCameraID] < LLDrawable::getCurrentFrame() - 1)
- {
- group->doOcclusion(mCamera);
- }
- gPipeline.markNotCulled(group, *mCamera);
- }
-
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0);
-
- preprocess(group);
-
- if (checkObjects(branch, group))
- {
- processGroup(group);
- }
- }
-
- LLCamera *mCamera;
- S32 mRes;
-};
-
-class LLOctreeCullNoFarClip : public LLOctreeCull
-{
-public:
- LLOctreeCullNoFarClip(LLCamera* camera)
- : LLOctreeCull(camera) { }
-
- virtual S32 frustumCheck(const LLSpatialGroup* group)
- {
- return mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]);
- }
-
- virtual S32 frustumCheckObjects(const LLSpatialGroup* group)
- {
- S32 res = mCamera->AABBInFrustumNoFarClip(group->mObjectBounds[0], group->mObjectBounds[1]);
- return res;
- }
-};
-
-class LLOctreeCullShadow : public LLOctreeCull
-{
-public:
- LLOctreeCullShadow(LLCamera* camera)
- : LLOctreeCull(camera) { }
-
- virtual S32 frustumCheck(const LLSpatialGroup* group)
- {
- return mCamera->AABBInFrustum(group->mBounds[0], group->mBounds[1]);
- }
-
- virtual S32 frustumCheckObjects(const LLSpatialGroup* group)
- {
- return mCamera->AABBInFrustum(group->mObjectBounds[0], group->mObjectBounds[1]);
- }
-};
-
-class LLOctreeCullVisExtents: public LLOctreeCullShadow
-{
-public:
- LLOctreeCullVisExtents(LLCamera* camera, LLVector4a& min, LLVector4a& max)
- : LLOctreeCullShadow(camera), mMin(min), mMax(max), mEmpty(TRUE) { }
-
- virtual bool earlyFail(LLSpatialGroup* group)
- {
- if (group->mOctreeNode->getParent() && //never occlusion cull the root node
- LLPipeline::sUseOcclusion && //ignore occlusion if disabled
- group->isOcclusionState(LLSpatialGroup::OCCLUDED))
- {
- return true;
- }
-
- return false;
- }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* n)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0);
-
- if (earlyFail(group))
- {
- return;
- }
-
- if ((mRes && group->isState(LLSpatialGroup::SKIP_FRUSTUM_CHECK)) ||
- mRes == 2)
- { //don't need to do frustum check
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
- else
- {
- mRes = frustumCheck(group);
-
- if (mRes)
- { //at least partially in, run on down
- LLSpatialGroup::OctreeTraveler::traverse(n);
- }
-
- mRes = 0;
- }
- }
-
- virtual void processGroup(LLSpatialGroup* group)
- {
- llassert(!group->isState(LLSpatialGroup::DIRTY) && !group->getData().empty())
-
- if (mRes < 2)
- {
- if (mCamera->AABBInFrustum(group->mObjectBounds[0], group->mObjectBounds[1]) > 0)
- {
- mEmpty = FALSE;
- update_min_max(mMin, mMax, group->mObjectExtents[0]);
- update_min_max(mMin, mMax, group->mObjectExtents[1]);
- }
- }
- else
- {
- mEmpty = FALSE;
- update_min_max(mMin, mMax, group->mExtents[0]);
- update_min_max(mMin, mMax, group->mExtents[1]);
- }
- }
-
- BOOL mEmpty;
- LLVector4a& mMin;
- LLVector4a& mMax;
-};
-
-class LLOctreeCullDetectVisible: public LLOctreeCullShadow
-{
-public:
- LLOctreeCullDetectVisible(LLCamera* camera)
- : LLOctreeCullShadow(camera), mResult(FALSE) { }
-
- virtual bool earlyFail(LLSpatialGroup* group)
- {
- if (mResult || //already found a node, don't check any more
- (group->mOctreeNode->getParent() && //never occlusion cull the root node
- LLPipeline::sUseOcclusion && //ignore occlusion if disabled
- group->isOcclusionState(LLSpatialGroup::OCCLUDED)))
- {
- return true;
- }
-
- return false;
- }
-
- virtual void processGroup(LLSpatialGroup* group)
- {
- if (group->isVisible())
- {
- mResult = TRUE;
- }
- }
-
- BOOL mResult;
-};
-
-class LLOctreeSelect : public LLOctreeCull
-{
-public:
- LLOctreeSelect(LLCamera* camera, std::vector<LLDrawable*>* results)
- : LLOctreeCull(camera), mResults(results) { }
-
- virtual bool earlyFail(LLSpatialGroup* group) { return false; }
- virtual void preprocess(LLSpatialGroup* group) { }
-
- virtual void processGroup(LLSpatialGroup* group)
- {
- LLSpatialGroup::OctreeNode* branch = group->mOctreeNode;
-
- for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
-
- if (!drawable->isDead())
- {
- if (drawable->isSpatialBridge())
- {
- drawable->setVisible(*mCamera, mResults, TRUE);
- }
- else
- {
- mResults->push_back(drawable);
- }
- }
- }
- }
-
- std::vector<LLDrawable*>* mResults;
-};
-
-void drawBox(const LLVector3& c, const LLVector3& r)
-{
- LLVertexBuffer::unbind();
-
- gGL.begin(LLRender::TRIANGLE_STRIP);
- //left front
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV);
- //right front
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,1))).mV);
- //right back
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,1))).mV);
- //left back
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,1))).mV);
- //left front
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV);
- gGL.end();
-
- //bottom
- gGL.begin(LLRender::TRIANGLE_STRIP);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,-1))).mV);
- gGL.end();
-
- //top
- gGL.begin(LLRender::TRIANGLE_STRIP);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,1))).mV);
- gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,1))).mV);
- gGL.end();
-}
-
-void drawBox(const LLVector4a& c, const LLVector4a& r)
-{
- drawBox(reinterpret_cast<const LLVector3&>(c), reinterpret_cast<const LLVector3&>(r));
-}
-
-void drawBoxOutline(const LLVector3& pos, const LLVector3& size)
-{
- LLVector3 v1 = size.scaledVec(LLVector3( 1, 1,1));
- LLVector3 v2 = size.scaledVec(LLVector3(-1, 1,1));
- LLVector3 v3 = size.scaledVec(LLVector3(-1,-1,1));
- LLVector3 v4 = size.scaledVec(LLVector3( 1,-1,1));
-
- gGL.begin(LLRender::LINES);
-
- //top
- gGL.vertex3fv((pos+v1).mV);
- gGL.vertex3fv((pos+v2).mV);
- gGL.vertex3fv((pos+v2).mV);
- gGL.vertex3fv((pos+v3).mV);
- gGL.vertex3fv((pos+v3).mV);
- gGL.vertex3fv((pos+v4).mV);
- gGL.vertex3fv((pos+v4).mV);
- gGL.vertex3fv((pos+v1).mV);
-
- //bottom
- gGL.vertex3fv((pos-v1).mV);
- gGL.vertex3fv((pos-v2).mV);
- gGL.vertex3fv((pos-v2).mV);
- gGL.vertex3fv((pos-v3).mV);
- gGL.vertex3fv((pos-v3).mV);
- gGL.vertex3fv((pos-v4).mV);
- gGL.vertex3fv((pos-v4).mV);
- gGL.vertex3fv((pos-v1).mV);
-
- //right
- gGL.vertex3fv((pos+v1).mV);
- gGL.vertex3fv((pos-v3).mV);
-
- gGL.vertex3fv((pos+v4).mV);
- gGL.vertex3fv((pos-v2).mV);
-
- //left
- gGL.vertex3fv((pos+v2).mV);
- gGL.vertex3fv((pos-v4).mV);
-
- gGL.vertex3fv((pos+v3).mV);
- gGL.vertex3fv((pos-v1).mV);
-
- gGL.end();
-}
-
-void drawBoxOutline(const LLVector4a& pos, const LLVector4a& size)
-{
- drawBoxOutline(reinterpret_cast<const LLVector3&>(pos), reinterpret_cast<const LLVector3&>(size));
-}
-
-class LLOctreeDirty : public LLOctreeTraveler<LLDrawable>
-{
-public:
- virtual void visit(const LLOctreeNode<LLDrawable>* state)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) state->getListener(0);
- group->destroyGL();
-
- for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- if (drawable->getVObj().notNull() && !group->mSpatialPartition->mRenderByGroup)
- {
- gPipeline.markRebuild(drawable, LLDrawable::REBUILD_ALL, TRUE);
- }
- }
-
- for (LLSpatialGroup::bridge_list_t::iterator i = group->mBridgeList.begin(); i != group->mBridgeList.end(); ++i)
- {
- LLSpatialBridge* bridge = *i;
- traverse(bridge->mOctree);
- }
- }
-};
-
-void LLSpatialPartition::restoreGL()
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-}
-
-void LLSpatialPartition::resetVertexBuffers()
-{
- LLOctreeDirty dirty;
- dirty.traverse(mOctree);
-}
-
-BOOL LLSpatialPartition::isOcclusionEnabled()
-{
- return mOcclusionEnabled || LLPipeline::sUseOcclusion > 2;
-}
-
-BOOL LLSpatialPartition::getVisibleExtents(LLCamera& camera, LLVector3& visMin, LLVector3& visMax)
-{
- LLVector4a visMina, visMaxa;
- visMina.load3(visMin.mV);
- visMaxa.load3(visMax.mV);
-
- {
- LLFastTimer ftm(FTM_CULL_REBOUND);
- LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0);
- group->rebound();
- }
-
- LLOctreeCullVisExtents vis(&camera, visMina, visMaxa);
- vis.traverse(mOctree);
-
- visMin.set(visMina.getF32ptr());
- visMax.set(visMaxa.getF32ptr());
- return vis.mEmpty;
-}
-
-BOOL LLSpatialPartition::visibleObjectsInFrustum(LLCamera& camera)
-{
- LLOctreeCullDetectVisible vis(&camera);
- vis.traverse(mOctree);
- return vis.mResult;
-}
-
-S32 LLSpatialPartition::cull(LLCamera &camera, std::vector<LLDrawable *>* results, BOOL for_select)
-{
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-#if LL_OCTREE_PARANOIA_CHECK
- ((LLSpatialGroup*)mOctree->getListener(0))->checkStates();
-#endif
- {
- LLFastTimer ftm(FTM_CULL_REBOUND);
- LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0);
- group->rebound();
- }
-
-#if LL_OCTREE_PARANOIA_CHECK
- ((LLSpatialGroup*)mOctree->getListener(0))->validate();
-#endif
-
-
- if (for_select)
- {
- LLOctreeSelect selecter(&camera, results);
- selecter.traverse(mOctree);
- }
- else if (LLPipeline::sShadowRender)
- {
- LLFastTimer ftm(FTM_FRUSTUM_CULL);
- LLOctreeCullShadow culler(&camera);
- culler.traverse(mOctree);
- }
- else if (mInfiniteFarClip || !LLPipeline::sUseFarClip)
- {
- LLFastTimer ftm(FTM_FRUSTUM_CULL);
- LLOctreeCullNoFarClip culler(&camera);
- culler.traverse(mOctree);
- }
- else
- {
- LLFastTimer ftm(FTM_FRUSTUM_CULL);
- LLOctreeCull culler(&camera);
- culler.traverse(mOctree);
- }
-
- return 0;
-}
-
-BOOL earlyFail(LLCamera* camera, LLSpatialGroup* group)
-{
- if (camera->getOrigin().isExactlyZero())
- {
- return FALSE;
- }
-
- const F32 vel = SG_OCCLUSION_FUDGE*2.f;
- LLVector4a fudge;
- fudge.splat(vel);
-
- const LLVector4a& c = group->mBounds[0];
- LLVector4a r;
- r.setAdd(group->mBounds[1], fudge);
-
- /*if (r.magVecSquared() > 1024.0*1024.0)
- {
- return TRUE;
- }*/
-
- LLVector4a e;
- e.load3(camera->getOrigin().mV);
-
- LLVector4a min;
- min.setSub(c,r);
- LLVector4a max;
- max.setAdd(c,r);
-
- S32 lt = e.lessThan(min).getGatheredBits() & 0x7;
- if (lt)
- {
- return FALSE;
- }
-
- S32 gt = e.greaterThan(max).getGatheredBits() & 0x7;
- if (gt)
- {
- return FALSE;
- }
-
- return TRUE;
-}
-
-
-void pushVerts(LLDrawInfo* params, U32 mask)
-{
- LLRenderPass::applyModelMatrix(*params);
- params->mVertexBuffer->setBuffer(mask);
- params->mVertexBuffer->drawRange(params->mParticle ? LLRender::POINTS : LLRender::TRIANGLES,
- params->mStart, params->mEnd, params->mCount, params->mOffset);
-}
-
-void pushVerts(LLSpatialGroup* group, U32 mask)
-{
- LLDrawInfo* params = NULL;
-
- for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i)
- {
- for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j)
- {
- params = *j;
- pushVerts(params, mask);
- }
- }
-}
-
-void pushVerts(LLFace* face, U32 mask)
-{
- llassert(face->verify());
-
- LLVertexBuffer* buffer = face->getVertexBuffer();
-
- if (buffer && (face->getGeomCount() >= 3))
- {
- buffer->setBuffer(mask);
- U16 start = face->getGeomStart();
- U16 end = start + face->getGeomCount()-1;
- U32 count = face->getIndicesCount();
- U16 offset = face->getIndicesStart();
- buffer->drawRange(LLRender::TRIANGLES, start, end, count, offset);
- }
-}
-
-void pushVerts(LLDrawable* drawable, U32 mask)
-{
- for (S32 i = 0; i < drawable->getNumFaces(); ++i)
- {
- pushVerts(drawable->getFace(i), mask);
- }
-}
-
-void pushVerts(LLVolume* volume)
-{
- LLVertexBuffer::unbind();
- for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
- {
- const LLVolumeFace& face = volume->getVolumeFace(i);
- LLVertexBuffer::drawElements(LLRender::TRIANGLES, face.mPositions, NULL, face.mNumIndices, face.mIndices);
- }
-}
-
-void pushBufferVerts(LLVertexBuffer* buffer, U32 mask)
-{
- if (buffer)
- {
- buffer->setBuffer(mask);
- buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts()-1, buffer->getNumIndices(), 0);
- }
-}
-
-void pushBufferVerts(LLSpatialGroup* group, U32 mask)
-{
- if (group->mSpatialPartition->mRenderByGroup)
- {
- if (!group->mDrawMap.empty())
- {
- LLDrawInfo* params = *(group->mDrawMap.begin()->second.begin());
- LLRenderPass::applyModelMatrix(*params);
-
- pushBufferVerts(group->mVertexBuffer, mask);
-
- for (LLSpatialGroup::buffer_map_t::iterator i = group->mBufferMap.begin(); i != group->mBufferMap.end(); ++i)
- {
- for (LLSpatialGroup::buffer_texture_map_t::iterator j = i->second.begin(); j != i->second.end(); ++j)
- {
- for (LLSpatialGroup::buffer_list_t::iterator k = j->second.begin(); k != j->second.end(); ++k)
- {
- pushBufferVerts(*k, mask);
- }
- }
- }
- }
- }
- else
- {
- drawBox(group->mBounds[0], group->mBounds[1]);
- }
-}
-
-void pushVertsColorCoded(LLSpatialGroup* group, U32 mask)
-{
- LLDrawInfo* params = NULL;
-
- LLColor4 colors[] = {
- LLColor4::green,
- LLColor4::green1,
- LLColor4::green2,
- LLColor4::green3,
- LLColor4::green4,
- LLColor4::green5,
- LLColor4::green6
- };
-
- static const U32 col_count = LL_ARRAY_SIZE(colors);
-
- U32 col = 0;
-
- for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i)
- {
- for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j)
- {
- params = *j;
- LLRenderPass::applyModelMatrix(*params);
- gGL.diffuseColor4f(colors[col].mV[0], colors[col].mV[1], colors[col].mV[2], 0.5f);
- params->mVertexBuffer->setBuffer(mask);
- params->mVertexBuffer->drawRange(params->mParticle ? LLRender::POINTS : LLRender::TRIANGLES,
- params->mStart, params->mEnd, params->mCount, params->mOffset);
- col = (col+1)%col_count;
- }
- }
-}
-
-void renderOctree(LLSpatialGroup* group)
-{
- //render solid object bounding box, color
- //coded by buffer usage and activity
- gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
- LLVector4 col;
- if (group->mBuilt > 0.f)
- {
- group->mBuilt -= 2.f * gFrameIntervalSeconds;
- if (group->mBufferUsage == GL_STATIC_DRAW_ARB)
- {
- col.setVec(1.0f, 0, 0, group->mBuilt*0.5f);
- }
- else
- {
- col.setVec(0.1f,0.1f,1,0.1f);
- //col.setVec(1.0f, 1.0f, 0, sinf(group->mBuilt*3.14159f)*0.5f);
- }
-
- if (group->mBufferUsage != GL_STATIC_DRAW_ARB)
- {
- LLGLDepthTest gl_depth(FALSE, FALSE);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- gGL.diffuseColor4f(1,0,0,group->mBuilt);
- gGL.flush();
- glLineWidth(5.f);
- drawBoxOutline(group->mObjectBounds[0], group->mObjectBounds[1]);
- gGL.flush();
- glLineWidth(1.f);
- gGL.flush();
- for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- if (!group->mSpatialPartition->isBridge())
- {
- gGL.pushMatrix();
- LLVector3 trans = drawable->getRegion()->getOriginAgent();
- gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]);
- }
-
- for (S32 j = 0; j < drawable->getNumFaces(); j++)
- {
- LLFace* face = drawable->getFace(j);
- if (face->getVertexBuffer())
- {
- if (gFrameTimeSeconds - face->mLastUpdateTime < 0.5f)
- {
- gGL.diffuseColor4f(0, 1, 0, group->mBuilt);
- }
- else if (gFrameTimeSeconds - face->mLastMoveTime < 0.5f)
- {
- gGL.diffuseColor4f(1, 0, 0, group->mBuilt);
- }
- else
- {
- continue;
- }
-
- face->getVertexBuffer()->setBuffer(LLVertexBuffer::MAP_VERTEX);
- //drawBox((face->mExtents[0] + face->mExtents[1])*0.5f,
- // (face->mExtents[1]-face->mExtents[0])*0.5f);
- face->getVertexBuffer()->draw(LLRender::TRIANGLES, face->getIndicesCount(), face->getIndicesStart());
- }
- }
-
- if (!group->mSpatialPartition->isBridge())
- {
- gGL.popMatrix();
- }
- }
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- gGL.diffuseColor4f(1,1,1,1);
- }
- }
- else
- {
- if (group->mBufferUsage == GL_STATIC_DRAW_ARB && !group->getData().empty()
- && group->mSpatialPartition->mRenderByGroup)
- {
- col.setVec(0.8f, 0.4f, 0.1f, 0.1f);
- }
- else
- {
- col.setVec(0.1f, 0.1f, 1.f, 0.1f);
- }
- }
-
- gGL.diffuseColor4fv(col.mV);
- LLVector4a fudge;
- fudge.splat(0.001f);
- LLVector4a size = group->mObjectBounds[1];
- size.mul(1.01f);
- size.add(fudge);
-
- //{
- // LLGLDepthTest depth(GL_TRUE, GL_FALSE);
- // drawBox(group->mObjectBounds[0], fudge);
- //}
-
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
-
- //if (group->mBuilt <= 0.f)
- {
- //draw opaque outline
- //gGL.diffuseColor4f(col.mV[0], col.mV[1], col.mV[2], 1.f);
- //drawBoxOutline(group->mObjectBounds[0], group->mObjectBounds[1]);
-
- gGL.diffuseColor4f(0,1,1,1);
- drawBoxOutline(group->mBounds[0],group->mBounds[1]);
-
- //draw bounding box for draw info
- /*if (group->mSpatialPartition->mRenderByGroup)
- {
- gGL.diffuseColor4f(1.0f, 0.75f, 0.25f, 0.6f);
- for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i)
- {
- for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j)
- {
- LLDrawInfo* draw_info = *j;
- LLVector4a center;
- center.setAdd(draw_info->mExtents[1], draw_info->mExtents[0]);
- center.mul(0.5f);
- LLVector4a size;
- size.setSub(draw_info->mExtents[1], draw_info->mExtents[0]);
- size.mul(0.5f);
- drawBoxOutline(center, size);
- }
- }
- }*/
- }
-
-// LLSpatialGroup::OctreeNode* node = group->mOctreeNode;
-// gGL.diffuseColor4f(0,1,0,1);
-// drawBoxOutline(LLVector3(node->getCenter()), LLVector3(node->getSize()));
-}
-
-void renderVisibility(LLSpatialGroup* group, LLCamera* camera)
-{
- LLGLEnable blend(GL_BLEND);
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
- LLGLEnable cull(GL_CULL_FACE);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- BOOL render_objects = (!LLPipeline::sUseOcclusion || !group->isOcclusionState(LLSpatialGroup::OCCLUDED)) && group->isVisible() &&
- !group->getData().empty();
-
- if (render_objects)
- {
- LLGLDepthTest depth_under(GL_TRUE, GL_FALSE, GL_GREATER);
- gGL.diffuseColor4f(0, 0.5f, 0, 0.5f);
- gGL.diffuseColor4f(0, 0.5f, 0, 0.5f);
- pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX);
- }
-
- {
- LLGLDepthTest depth_over(GL_TRUE, GL_FALSE, GL_LEQUAL);
-
- if (render_objects)
- {
- gGL.diffuseColor4f(0.f, 0.5f, 0.f,1.f);
- gGL.diffuseColor4f(0.f, 0.5f, 0.f, 1.f);
- pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX);
- }
-
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
-
- if (render_objects)
- {
- gGL.diffuseColor4f(0.f, 0.75f, 0.f,0.5f);
- gGL.diffuseColor4f(0.f, 0.75f, 0.f, 0.5f);
- pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX);
- }
- /*else if (camera && group->mOcclusionVerts.notNull())
- {
- LLVertexBuffer::unbind();
- group->mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
-
- gGL.diffuseColor4f(1.0f, 0.f, 0.f, 0.5f);
- group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- gGL.diffuseColor4f(1.0f, 1.f, 1.f, 1.0f);
- group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- }*/
- }
-}
-
-void renderCrossHairs(LLVector3 position, F32 size, LLColor4 color)
-{
- gGL.diffuseColor4fv(color.mV);
- gGL.begin(LLRender::LINES);
- {
- gGL.vertex3fv((position - LLVector3(size, 0.f, 0.f)).mV);
- gGL.vertex3fv((position + LLVector3(size, 0.f, 0.f)).mV);
- gGL.vertex3fv((position - LLVector3(0.f, size, 0.f)).mV);
- gGL.vertex3fv((position + LLVector3(0.f, size, 0.f)).mV);
- gGL.vertex3fv((position - LLVector3(0.f, 0.f, size)).mV);
- gGL.vertex3fv((position + LLVector3(0.f, 0.f, size)).mV);
- }
- gGL.end();
-}
-
-void renderUpdateType(LLDrawable* drawablep)
-{
- LLViewerObject* vobj = drawablep->getVObj();
- if (!vobj || OUT_UNKNOWN == vobj->getLastUpdateType())
- {
- return;
- }
- LLGLEnable blend(GL_BLEND);
- switch (vobj->getLastUpdateType())
- {
- case OUT_FULL:
- gGL.diffuseColor4f(0,1,0,0.5f);
- break;
- case OUT_TERSE_IMPROVED:
- gGL.diffuseColor4f(0,1,1,0.5f);
- break;
- case OUT_FULL_COMPRESSED:
- if (vobj->getLastUpdateCached())
- {
- gGL.diffuseColor4f(1,0,0,0.5f);
- }
- else
- {
- gGL.diffuseColor4f(1,1,0,0.5f);
- }
- break;
- case OUT_FULL_CACHED:
- gGL.diffuseColor4f(0,0,1,0.5f);
- break;
- default:
- llwarns << "Unknown update_type " << vobj->getLastUpdateType() << llendl;
- break;
- };
- S32 num_faces = drawablep->getNumFaces();
- if (num_faces)
- {
- for (S32 i = 0; i < num_faces; ++i)
- {
- pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX);
- }
- }
-}
-
-void renderComplexityDisplay(LLDrawable* drawablep)
-{
- LLViewerObject* vobj = drawablep->getVObj();
- if (!vobj)
- {
- return;
- }
-
- LLVOVolume *voVol = dynamic_cast<LLVOVolume*>(vobj);
-
- if (!voVol)
- {
- return;
- }
-
- if (!voVol->isRoot())
- {
- return;
- }
-
- LLVOVolume::texture_cost_t textures;
- F32 cost = (F32) voVol->getRenderCost(textures);
-
- // add any child volumes
- LLViewerObject::const_child_list_t children = voVol->getChildren();
- for (LLViewerObject::const_child_list_t::const_iterator iter = children.begin(); iter != children.end(); ++iter)
- {
- const LLViewerObject *child = *iter;
- const LLVOVolume *child_volume = dynamic_cast<const LLVOVolume*>(child);
- if (child_volume)
- {
- cost += child_volume->getRenderCost(textures);
- }
- }
-
- // add texture cost
- for (LLVOVolume::texture_cost_t::iterator iter = textures.begin(); iter != textures.end(); ++iter)
- {
- // add the cost of each individual texture in the linkset
- cost += iter->second;
- }
-
- F32 cost_max = (F32) LLVOVolume::getRenderComplexityMax();
-
-
-
- // allow user to set a static color scale
- if (gSavedSettings.getS32("RenderComplexityStaticMax") > 0)
- {
- cost_max = gSavedSettings.getS32("RenderComplexityStaticMax");
- }
-
- F32 cost_ratio = cost / cost_max;
-
- // cap cost ratio at 1.0f in case cost_max is at a low threshold
- cost_ratio = cost_ratio > 1.0f ? 1.0f : cost_ratio;
-
- LLGLEnable blend(GL_BLEND);
-
- LLColor4 color;
- const LLColor4 color_min = gSavedSettings.getColor4("RenderComplexityColorMin");
- const LLColor4 color_mid = gSavedSettings.getColor4("RenderComplexityColorMid");
- const LLColor4 color_max = gSavedSettings.getColor4("RenderComplexityColorMax");
-
- if (cost_ratio < 0.5f)
- {
- color = color_min * (1 - cost_ratio * 2) + color_mid * (cost_ratio * 2);
- }
- else
- {
- color = color_mid * (1 - (cost_ratio - 0.5) * 2) + color_max * ((cost_ratio - 0.5) * 2);
- }
-
- LLSD color_val = color.getValue();
-
- // don't highlight objects below the threshold
- if (cost > gSavedSettings.getS32("RenderComplexityThreshold"))
- {
- glColor4f(color[0],color[1],color[2],0.5f);
-
-
- S32 num_faces = drawablep->getNumFaces();
- if (num_faces)
- {
- for (S32 i = 0; i < num_faces; ++i)
- {
- pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX);
- }
- }
- LLViewerObject::const_child_list_t children = voVol->getChildren();
- for (LLViewerObject::const_child_list_t::const_iterator iter = children.begin(); iter != children.end(); ++iter)
- {
- const LLViewerObject *child = *iter;
- if (child)
- {
- num_faces = child->getNumFaces();
- if (num_faces)
- {
- for (S32 i = 0; i < num_faces; ++i)
- {
- pushVerts(child->mDrawable->getFace(i), LLVertexBuffer::MAP_VERTEX);
- }
- }
- }
- }
- }
-
- voVol->setDebugText(llformat("%4.0f", cost));
-}
-
-void renderBoundingBox(LLDrawable* drawable, BOOL set_color = TRUE)
-{
- if (set_color)
- {
- if (drawable->isSpatialBridge())
- {
- gGL.diffuseColor4f(1,0.5f,0,1);
- }
- else if (drawable->getVOVolume())
- {
- if (drawable->isRoot())
- {
- gGL.diffuseColor4f(1,1,0,1);
- }
- else
- {
- gGL.diffuseColor4f(0,1,0,1);
- }
- }
- else if (drawable->getVObj())
- {
- switch (drawable->getVObj()->getPCode())
- {
- case LLViewerObject::LL_VO_SURFACE_PATCH:
- gGL.diffuseColor4f(0,1,1,1);
- break;
- case LLViewerObject::LL_VO_CLOUDS:
- // no longer used
- break;
- case LLViewerObject::LL_VO_PART_GROUP:
- case LLViewerObject::LL_VO_HUD_PART_GROUP:
- gGL.diffuseColor4f(0,0,1,1);
- break;
- case LLViewerObject::LL_VO_VOID_WATER:
- case LLViewerObject::LL_VO_WATER:
- gGL.diffuseColor4f(0,0.5f,1,1);
- break;
- case LL_PCODE_LEGACY_TREE:
- gGL.diffuseColor4f(0,0.5f,0,1);
- break;
- default:
- gGL.diffuseColor4f(1,0,1,1);
- break;
- }
- }
- else
- {
- gGL.diffuseColor4f(1,0,0,1);
- }
- }
-
- const LLVector4a* ext;
- LLVector4a pos, size;
-
- //render face bounding boxes
- for (S32 i = 0; i < drawable->getNumFaces(); i++)
- {
- LLFace* facep = drawable->getFace(i);
-
- ext = facep->mExtents;
-
- pos.setAdd(ext[0], ext[1]);
- pos.mul(0.5f);
- size.setSub(ext[1], ext[0]);
- size.mul(0.5f);
-
- drawBoxOutline(pos,size);
- }
-
- //render drawable bounding box
- ext = drawable->getSpatialExtents();
-
- pos.setAdd(ext[0], ext[1]);
- pos.mul(0.5f);
- size.setSub(ext[1], ext[0]);
- size.mul(0.5f);
-
- LLViewerObject* vobj = drawable->getVObj();
- if (vobj && vobj->onActiveList())
- {
- gGL.flush();
- glLineWidth(llmax(4.f*sinf(gFrameTimeSeconds*2.f)+1.f, 1.f));
- //glLineWidth(4.f*(sinf(gFrameTimeSeconds*2.f)*0.25f+0.75f));
- stop_glerror();
- drawBoxOutline(pos,size);
- gGL.flush();
- glLineWidth(1.f);
- }
- else
- {
- drawBoxOutline(pos,size);
- }
-}
-
-void renderNormals(LLDrawable* drawablep)
-{
- LLVertexBuffer::unbind();
-
- LLVOVolume* vol = drawablep->getVOVolume();
- if (vol)
- {
- LLVolume* volume = vol->getVolume();
- gGL.pushMatrix();
- gGL.multMatrix((F32*) vol->getRelativeXform().mMatrix);
-
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
- LLVector4a scale(gSavedSettings.getF32("RenderDebugNormalScale"));
-
- for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
- {
- const LLVolumeFace& face = volume->getVolumeFace(i);
-
- for (S32 j = 0; j < face.mNumVertices; ++j)
- {
- gGL.begin(LLRender::LINES);
- LLVector4a n,p;
-
- n.setMul(face.mNormals[j], scale);
- p.setAdd(face.mPositions[j], n);
-
- gGL.diffuseColor4f(1,1,1,1);
- gGL.vertex3fv(face.mPositions[j].getF32ptr());
- gGL.vertex3fv(p.getF32ptr());
-
- if (face.mBinormals)
- {
- n.setMul(face.mBinormals[j], scale);
- p.setAdd(face.mPositions[j], n);
-
- gGL.diffuseColor4f(0,1,1,1);
- gGL.vertex3fv(face.mPositions[j].getF32ptr());
- gGL.vertex3fv(p.getF32ptr());
- }
- gGL.end();
- }
- }
-
- gGL.popMatrix();
- }
-}
-
-S32 get_physics_detail(const LLVolumeParams& volume_params, const LLVector3& scale)
-{
- const S32 DEFAULT_DETAIL = 1;
- const F32 LARGE_THRESHOLD = 5.f;
- const F32 MEGA_THRESHOLD = 25.f;
-
- S32 detail = DEFAULT_DETAIL;
- F32 avg_scale = (scale[0]+scale[1]+scale[2])/3.f;
-
- if (avg_scale > LARGE_THRESHOLD)
- {
- detail += 1;
- if (avg_scale > MEGA_THRESHOLD)
- {
- detail += 1;
- }
- }
-
- return detail;
-}
-
-void renderMeshBaseHull(LLVOVolume* volume, U32 data_mask, LLColor4& color, LLColor4& line_color)
-{
- LLUUID mesh_id = volume->getVolume()->getParams().getSculptID();
- LLModel::Decomposition* decomp = gMeshRepo.getDecomposition(mesh_id);
-
- const LLVector3 center(0,0,0);
- const LLVector3 size(0.25f,0.25f,0.25f);
-
- if (decomp)
- {
- if (!decomp->mBaseHullMesh.empty())
- {
- gGL.diffuseColor4fv(color.mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mBaseHullMesh.mPositions, decomp->mBaseHullMesh.mNormals);
- }
- else
- {
- gMeshRepo.buildPhysicsMesh(*decomp);
- gGL.diffuseColor4f(0,1,1,1);
- drawBoxOutline(center, size);
- }
-
- }
- else
- {
- gGL.diffuseColor3f(1,0,1);
- drawBoxOutline(center, size);
- }
-}
-
-void render_hull(LLModel::PhysicsMesh& mesh, const LLColor4& color, const LLColor4& line_color)
-{
- gGL.diffuseColor4fv(color.mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, mesh.mPositions, mesh.mNormals);
- LLGLEnable offset(GL_POLYGON_OFFSET_LINE);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- glPolygonOffset(3.f, 3.f);
- glLineWidth(3.f);
- gGL.diffuseColor4fv(line_color.mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, mesh.mPositions, mesh.mNormals);
- glLineWidth(1.f);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
-}
-
-void renderPhysicsShape(LLDrawable* drawable, LLVOVolume* volume)
-{
- U8 physics_type = volume->getPhysicsShapeType();
-
- if (physics_type == LLViewerObject::PHYSICS_SHAPE_NONE || volume->isFlexible())
- {
- return;
- }
-
- //not allowed to return at this point without rendering *something*
-
- F32 threshold = gSavedSettings.getF32("ObjectCostHighThreshold");
- F32 cost = volume->getObjectCost();
-
- LLColor4 low = gSavedSettings.getColor4("ObjectCostLowColor");
- LLColor4 mid = gSavedSettings.getColor4("ObjectCostMidColor");
- LLColor4 high = gSavedSettings.getColor4("ObjectCostHighColor");
-
- F32 normalizedCost = 1.f - exp( -(cost / threshold) );
-
- LLColor4 color;
- if ( normalizedCost <= 0.5f )
- {
- color = lerp( low, mid, 2.f * normalizedCost );
- }
- else
- {
- color = lerp( mid, high, 2.f * ( normalizedCost - 0.5f ) );
- }
-
- LLColor4 line_color = color*0.5f;
-
- U32 data_mask = LLVertexBuffer::MAP_VERTEX;
-
- LLVolumeParams volume_params = volume->getVolume()->getParams();
-
- LLPhysicsVolumeParams physics_params(volume_params,
- physics_type == LLViewerObject::PHYSICS_SHAPE_CONVEX_HULL);
-
- LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification physics_spec;
- LLPhysicsShapeBuilderUtil::determinePhysicsShape(physics_params, volume->getScale(), physics_spec);
-
- U32 type = physics_spec.getType();
-
- LLVector3 center(0,0,0);
- LLVector3 size(0.25f,0.25f,0.25f);
-
- gGL.pushMatrix();
- gGL.multMatrix((F32*) volume->getRelativeXform().mMatrix);
-
- if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::USER_MESH)
- {
- LLUUID mesh_id = volume->getVolume()->getParams().getSculptID();
- LLModel::Decomposition* decomp = gMeshRepo.getDecomposition(mesh_id);
-
- if (decomp)
- { //render a physics based mesh
-
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
- if (!decomp->mHull.empty())
- { //decomposition exists, use that
-
- if (decomp->mMesh.empty())
- {
- gMeshRepo.buildPhysicsMesh(*decomp);
- }
-
- for (U32 i = 0; i < decomp->mMesh.size(); ++i)
- {
- render_hull(decomp->mMesh[i], color, line_color);
- }
- }
- else if (!decomp->mPhysicsShapeMesh.empty())
- {
- //decomp has physics mesh, render that mesh
- gGL.diffuseColor4fv(color.mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mPhysicsShapeMesh.mPositions, decomp->mPhysicsShapeMesh.mNormals);
-
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- gGL.diffuseColor4fv(line_color.mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mPhysicsShapeMesh.mPositions, decomp->mPhysicsShapeMesh.mNormals);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- }
- else
- { //no mesh or decomposition, render base hull
- renderMeshBaseHull(volume, data_mask, color, line_color);
-
- if (decomp->mPhysicsShapeMesh.empty())
- {
- //attempt to fetch physics shape mesh if available
- gMeshRepo.fetchPhysicsShape(mesh_id);
- }
- }
- }
- else
- {
- gGL.diffuseColor3f(1,1,0);
- drawBoxOutline(center, size);
- }
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::USER_CONVEX ||
- type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_CONVEX)
- {
- if (volume->isMesh())
- {
- renderMeshBaseHull(volume, data_mask, color, line_color);
- }
- else
- {
- LLVolumeParams volume_params = volume->getVolume()->getParams();
- S32 detail = get_physics_detail(volume_params, volume->getScale());
- LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail);
-
- if (!phys_volume->mHullPoints)
- { //build convex hull
- std::vector<LLVector3> pos;
- std::vector<U16> index;
-
- S32 index_offset = 0;
-
- for (S32 i = 0; i < phys_volume->getNumVolumeFaces(); ++i)
- {
- const LLVolumeFace& face = phys_volume->getVolumeFace(i);
- if (index_offset + face.mNumVertices > 65535)
- {
- continue;
- }
-
- for (S32 j = 0; j < face.mNumVertices; ++j)
- {
- pos.push_back(LLVector3(face.mPositions[j].getF32ptr()));
- }
-
- for (S32 j = 0; j < face.mNumIndices; ++j)
- {
- index.push_back(face.mIndices[j]+index_offset);
- }
-
- index_offset += face.mNumVertices;
- }
-
- if (!pos.empty() && !index.empty())
- {
- LLCDMeshData mesh;
- mesh.mIndexBase = &index[0];
- mesh.mVertexBase = pos[0].mV;
- mesh.mNumVertices = pos.size();
- mesh.mVertexStrideBytes = 12;
- mesh.mIndexStrideBytes = 6;
- mesh.mIndexType = LLCDMeshData::INT_16;
-
- mesh.mNumTriangles = index.size()/3;
-
- LLCDMeshData res;
-
- LLConvexDecomposition::getInstance()->generateSingleHullMeshFromMesh( &mesh, &res );
-
- //copy res into phys_volume
- phys_volume->mHullPoints = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*res.mNumVertices);
- phys_volume->mNumHullPoints = res.mNumVertices;
-
- S32 idx_size = (res.mNumTriangles*3*2+0xF) & ~0xF;
- phys_volume->mHullIndices = (U16*) ll_aligned_malloc_16(idx_size);
- phys_volume->mNumHullIndices = res.mNumTriangles*3;
-
- const F32* v = res.mVertexBase;
-
- for (S32 i = 0; i < res.mNumVertices; ++i)
- {
- F32* p = (F32*) ((U8*)v+i*res.mVertexStrideBytes);
- phys_volume->mHullPoints[i].load3(p);
- }
-
- if (res.mIndexType == LLCDMeshData::INT_16)
- {
- for (S32 i = 0; i < res.mNumTriangles; ++i)
- {
- U16* idx = (U16*) (((U8*)res.mIndexBase)+i*res.mIndexStrideBytes);
-
- phys_volume->mHullIndices[i*3+0] = idx[0];
- phys_volume->mHullIndices[i*3+1] = idx[1];
- phys_volume->mHullIndices[i*3+2] = idx[2];
- }
- }
- else
- {
- for (S32 i = 0; i < res.mNumTriangles; ++i)
- {
- U32* idx = (U32*) (((U8*)res.mIndexBase)+i*res.mIndexStrideBytes);
-
- phys_volume->mHullIndices[i*3+0] = (U16) idx[0];
- phys_volume->mHullIndices[i*3+1] = (U16) idx[1];
- phys_volume->mHullIndices[i*3+2] = (U16) idx[2];
- }
- }
- }
- }
-
- if (phys_volume->mHullPoints)
- {
- //render hull
-
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- gGL.diffuseColor4fv(line_color.mV);
- LLVertexBuffer::unbind();
-
- llassert(!LLGLSLShader::sNoFixedFunction || LLGLSLShader::sCurBoundShader != 0);
-
- LLVertexBuffer::drawElements(LLRender::TRIANGLES, phys_volume->mHullPoints, NULL, phys_volume->mNumHullIndices, phys_volume->mHullIndices);
-
- gGL.diffuseColor4fv(color.mV);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- LLVertexBuffer::drawElements(LLRender::TRIANGLES, phys_volume->mHullPoints, NULL, phys_volume->mNumHullIndices, phys_volume->mHullIndices);
-
- }
- else
- {
- gGL.diffuseColor4f(1,0,1,1);
- drawBoxOutline(center, size);
- }
-
- LLPrimitive::sVolumeManager->unrefVolume(phys_volume);
- }
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::BOX)
- {
- LLVector3 center = physics_spec.getCenter();
- LLVector3 scale = physics_spec.getScale();
- LLVector3 vscale = volume->getScale()*2.f;
- scale.set(scale[0]/vscale[0], scale[1]/vscale[1], scale[2]/vscale[2]);
-
- gGL.diffuseColor4fv(color.mV);
- drawBox(center, scale);
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::SPHERE)
- {
- /*LLVolumeParams volume_params;
- volume_params.setType( LL_PCODE_PROFILE_CIRCLE_HALF, LL_PCODE_PATH_CIRCLE );
- volume_params.setBeginAndEndS( 0.f, 1.f );
- volume_params.setBeginAndEndT( 0.f, 1.f );
- volume_params.setRatio ( 1, 1 );
- volume_params.setShear ( 0, 0 );
- LLVolume* sphere = LLPrimitive::sVolumeManager->refVolume(volume_params, 3);
-
- gGL.diffuseColor4fv(color.mV);
- pushVerts(sphere);
- LLPrimitive::sVolumeManager->unrefVolume(sphere);*/
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::CYLINDER)
- {
- LLVolumeParams volume_params;
- volume_params.setType( LL_PCODE_PROFILE_CIRCLE, LL_PCODE_PATH_LINE );
- volume_params.setBeginAndEndS( 0.f, 1.f );
- volume_params.setBeginAndEndT( 0.f, 1.f );
- volume_params.setRatio ( 1, 1 );
- volume_params.setShear ( 0, 0 );
- LLVolume* cylinder = LLPrimitive::sVolumeManager->refVolume(volume_params, 3);
-
- gGL.diffuseColor4fv(color.mV);
- pushVerts(cylinder);
- LLPrimitive::sVolumeManager->unrefVolume(cylinder);
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_MESH)
- {
- LLVolumeParams volume_params = volume->getVolume()->getParams();
- S32 detail = get_physics_detail(volume_params, volume->getScale());
-
- LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- gGL.diffuseColor4fv(line_color.mV);
- pushVerts(phys_volume);
-
- gGL.diffuseColor4fv(color.mV);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- pushVerts(phys_volume);
- LLPrimitive::sVolumeManager->unrefVolume(phys_volume);
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_CONVEX)
- {
- LLVolumeParams volume_params = volume->getVolume()->getParams();
- S32 detail = get_physics_detail(volume_params, volume->getScale());
-
- LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail);
-
- if (phys_volume->mHullPoints && phys_volume->mHullIndices)
- {
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- llassert(!LLGLSLShader::sNoFixedFunction || LLGLSLShader::sCurBoundShader != 0);
- LLVertexBuffer::unbind();
- glVertexPointer(3, GL_FLOAT, 16, phys_volume->mHullPoints);
- gGL.diffuseColor4fv(line_color.mV);
- gGL.syncMatrices();
- glDrawElements(GL_TRIANGLES, phys_volume->mNumHullIndices, GL_UNSIGNED_SHORT, phys_volume->mHullIndices);
-
- gGL.diffuseColor4fv(color.mV);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- glDrawElements(GL_TRIANGLES, phys_volume->mNumHullIndices, GL_UNSIGNED_SHORT, phys_volume->mHullIndices);
- }
- else
- {
- gGL.diffuseColor3f(1,0,1);
- drawBoxOutline(center, size);
- gMeshRepo.buildHull(volume_params, detail);
- }
- LLPrimitive::sVolumeManager->unrefVolume(phys_volume);
- }
- else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::SCULPT)
- {
- //TODO: implement sculpted prim physics display
- }
- else
- {
- llerrs << "Unhandled type" << llendl;
- }
-
- gGL.popMatrix();
-}
-
-void renderPhysicsShapes(LLSpatialGroup* group)
-{
- for (LLSpatialGroup::OctreeNode::const_element_iter i = group->getData().begin(); i != group->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
- LLVOVolume* volume = drawable->getVOVolume();
- if (volume && !volume->isAttachment() && volume->getPhysicsShapeType() != LLViewerObject::PHYSICS_SHAPE_NONE )
- {
- if (!group->mSpatialPartition->isBridge())
- {
- gGL.pushMatrix();
- LLVector3 trans = drawable->getRegion()->getOriginAgent();
- gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]);
- renderPhysicsShape(drawable, volume);
- gGL.popMatrix();
- }
- else
- {
- renderPhysicsShape(drawable, volume);
- }
- }
- else
- {
- LLViewerObject* object = drawable->getVObj();
- if (object && object->getPCode() == LLViewerObject::LL_VO_SURFACE_PATCH)
- {
- //push face vertices for terrain
- for (S32 i = 0; i < drawable->getNumFaces(); ++i)
- {
- LLFace* face = drawable->getFace(i);
- LLVertexBuffer* buff = face->getVertexBuffer();
- if (buff)
- {
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- buff->setBuffer(LLVertexBuffer::MAP_VERTEX);
- gGL.diffuseColor3f(0.2f, 0.5f, 0.3f);
- buff->draw(LLRender::TRIANGLES, buff->getNumIndices(), 0);
-
- gGL.diffuseColor3f(0.2f, 1.f, 0.3f);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- buff->draw(LLRender::TRIANGLES, buff->getNumIndices(), 0);
- }
- }
- }
- }
- }
-}
-
-void renderTexturePriority(LLDrawable* drawable)
-{
- for (int face=0; face<drawable->getNumFaces(); ++face)
- {
- LLFace *facep = drawable->getFace(face);
-
- LLVector4 cold(0,0,0.25f);
- LLVector4 hot(1,0.25f,0.25f);
-
- LLVector4 boost_cold(0,0,0,0);
- LLVector4 boost_hot(0,1,0,1);
-
- LLGLDisable blend(GL_BLEND);
-
- //LLViewerTexture* imagep = facep->getTexture();
- //if (imagep)
- {
-
- //F32 vsize = imagep->mMaxVirtualSize;
- F32 vsize = facep->getPixelArea();
-
- if (vsize > sCurMaxTexPriority)
- {
- sCurMaxTexPriority = vsize;
- }
-
- F32 t = vsize/sLastMaxTexPriority;
-
- LLVector4 col = lerp(cold, hot, t);
- gGL.diffuseColor4fv(col.mV);
- }
- //else
- //{
- // gGL.diffuseColor4f(1,0,1,1);
- //}
-
- LLVector4a center;
- center.setAdd(facep->mExtents[1],facep->mExtents[0]);
- center.mul(0.5f);
- LLVector4a size;
- size.setSub(facep->mExtents[1],facep->mExtents[0]);
- size.mul(0.5f);
- size.add(LLVector4a(0.01f));
- drawBox(center, size);
-
- /*S32 boost = imagep->getBoostLevel();
- if (boost>LLViewerTexture::BOOST_NONE)
- {
- F32 t = (F32) boost / (F32) (LLViewerTexture::BOOST_MAX_LEVEL-1);
- LLVector4 col = lerp(boost_cold, boost_hot, t);
- LLGLEnable blend_on(GL_BLEND);
- gGL.blendFunc(GL_SRC_ALPHA, GL_ONE);
- gGL.diffuseColor4fv(col.mV);
- drawBox(center, size);
- gGL.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- }*/
- }
-}
-
-void renderPoints(LLDrawable* drawablep)
-{
- LLGLDepthTest depth(GL_FALSE, GL_FALSE);
- if (drawablep->getNumFaces())
- {
- gGL.begin(LLRender::POINTS);
- gGL.diffuseColor3f(1,1,1);
- for (S32 i = 0; i < drawablep->getNumFaces(); i++)
- {
- gGL.vertex3fv(drawablep->getFace(i)->mCenterLocal.mV);
- }
- gGL.end();
- }
-}
-
-void renderTextureAnim(LLDrawInfo* params)
-{
- if (!params->mTextureMatrix)
- {
- return;
- }
-
- LLGLEnable blend(GL_BLEND);
- gGL.diffuseColor4f(1,1,0,0.5f);
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
-}
-
-void renderBatchSize(LLDrawInfo* params)
-{
- LLGLEnable offset(GL_POLYGON_OFFSET_FILL);
- glPolygonOffset(-1.f, 1.f);
- gGL.diffuseColor4ubv((GLubyte*) &(params->mDebugColor));
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
-}
-
-void renderShadowFrusta(LLDrawInfo* params)
-{
- LLGLEnable blend(GL_BLEND);
- gGL.setSceneBlendType(LLRender::BT_ADD);
-
- LLVector4a center;
- center.setAdd(params->mExtents[1], params->mExtents[0]);
- center.mul(0.5f);
- LLVector4a size;
- size.setSub(params->mExtents[1],params->mExtents[0]);
- size.mul(0.5f);
-
- if (gPipeline.mShadowCamera[4].AABBInFrustum(center, size))
- {
- gGL.diffuseColor3f(1,0,0);
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
- }
- if (gPipeline.mShadowCamera[5].AABBInFrustum(center, size))
- {
- gGL.diffuseColor3f(0,1,0);
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
- }
- if (gPipeline.mShadowCamera[6].AABBInFrustum(center, size))
- {
- gGL.diffuseColor3f(0,0,1);
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
- }
- if (gPipeline.mShadowCamera[7].AABBInFrustum(center, size))
- {
- gGL.diffuseColor3f(1,0,1);
- pushVerts(params, LLVertexBuffer::MAP_VERTEX);
- }
-
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
-}
-
-
-void renderLights(LLDrawable* drawablep)
-{
- if (!drawablep->isLight())
- {
- return;
- }
-
- if (drawablep->getNumFaces())
- {
- LLGLEnable blend(GL_BLEND);
- gGL.diffuseColor4f(0,1,1,0.5f);
-
- for (S32 i = 0; i < drawablep->getNumFaces(); i++)
- {
- pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX);
- }
-
- const LLVector4a* ext = drawablep->getSpatialExtents();
-
- LLVector4a pos;
- pos.setAdd(ext[0], ext[1]);
- pos.mul(0.5f);
- LLVector4a size;
- size.setSub(ext[1], ext[0]);
- size.mul(0.5f);
-
- {
- LLGLDepthTest depth(GL_FALSE, GL_TRUE);
- gGL.diffuseColor4f(1,1,1,1);
- drawBoxOutline(pos, size);
- }
-
- gGL.diffuseColor4f(1,1,0,1);
- F32 rad = drawablep->getVOVolume()->getLightRadius();
- drawBoxOutline(pos, LLVector4a(rad));
- }
-}
-
-class LLRenderOctreeRaycast : public LLOctreeTriangleRayIntersect
-{
-public:
-
-
- LLRenderOctreeRaycast(const LLVector4a& start, const LLVector4a& dir, F32* closest_t)
- : LLOctreeTriangleRayIntersect(start, dir, NULL, closest_t, NULL, NULL, NULL, NULL)
- {
-
- }
-
- void visit(const LLOctreeNode<LLVolumeTriangle>* branch)
- {
- LLVolumeOctreeListener* vl = (LLVolumeOctreeListener*) branch->getListener(0);
-
- LLVector3 center, size;
-
- if (branch->getData().empty())
- {
- gGL.diffuseColor3f(1.f,0.2f,0.f);
- center.set(branch->getCenter().getF32ptr());
- size.set(branch->getSize().getF32ptr());
- }
- else
- {
- gGL.diffuseColor3f(0.75f, 1.f, 0.f);
- center.set(vl->mBounds[0].getF32ptr());
- size.set(vl->mBounds[1].getF32ptr());
- }
-
- drawBoxOutline(center, size);
-
- for (U32 i = 0; i < 2; i++)
- {
- LLGLDepthTest depth(GL_TRUE, GL_FALSE, i == 1 ? GL_LEQUAL : GL_GREATER);
-
- if (i == 1)
- {
- gGL.diffuseColor4f(0,1,1,0.5f);
- }
- else
- {
- gGL.diffuseColor4f(0,0.5f,0.5f, 0.25f);
- drawBoxOutline(center, size);
- }
-
- if (i == 1)
- {
- gGL.flush();
- glLineWidth(3.f);
- }
-
- gGL.begin(LLRender::TRIANGLES);
- for (LLOctreeNode<LLVolumeTriangle>::const_element_iter iter = branch->getData().begin();
- iter != branch->getData().end();
- ++iter)
- {
- const LLVolumeTriangle* tri = *iter;
-
- gGL.vertex3fv(tri->mV[0]->getF32ptr());
- gGL.vertex3fv(tri->mV[1]->getF32ptr());
- gGL.vertex3fv(tri->mV[2]->getF32ptr());
- }
- gGL.end();
-
- if (i == 1)
- {
- gGL.flush();
- glLineWidth(1.f);
- }
- }
- }
-};
-
-void renderRaycast(LLDrawable* drawablep)
-{
- if (drawablep->getNumFaces())
- {
- LLGLEnable blend(GL_BLEND);
- gGL.diffuseColor4f(0,1,1,0.5f);
-
- if (drawablep->getVOVolume())
- {
- //glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- //pushVerts(drawablep->getFace(gDebugRaycastFaceHit), LLVertexBuffer::MAP_VERTEX);
- //glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
-
- LLVOVolume* vobj = drawablep->getVOVolume();
- LLVolume* volume = vobj->getVolume();
-
- bool transform = true;
- if (drawablep->isState(LLDrawable::RIGGED))
- {
- volume = vobj->getRiggedVolume();
- transform = false;
- }
-
- if (volume)
- {
- LLVector3 trans = drawablep->getRegion()->getOriginAgent();
-
- for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
- {
- const LLVolumeFace& face = volume->getVolumeFace(i);
-
- gGL.pushMatrix();
- gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]);
- gGL.multMatrix((F32*) vobj->getRelativeXform().mMatrix);
-
- LLVector3 start, end;
- if (transform)
- {
- start = vobj->agentPositionToVolume(gDebugRaycastStart);
- end = vobj->agentPositionToVolume(gDebugRaycastEnd);
- }
- else
- {
- start = gDebugRaycastStart;
- end = gDebugRaycastEnd;
- }
-
- LLVector4a starta, enda;
- starta.load3(start.mV);
- enda.load3(end.mV);
- LLVector4a dir;
- dir.setSub(enda, starta);
-
- gGL.flush();
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- {
- //render face positions
- LLVertexBuffer::unbind();
- gGL.diffuseColor4f(0,1,1,0.5f);
- glVertexPointer(3, GL_FLOAT, sizeof(LLVector4a), face.mPositions);
- gGL.syncMatrices();
- glDrawElements(GL_TRIANGLES, face.mNumIndices, GL_UNSIGNED_SHORT, face.mIndices);
- }
-
- if (!volume->isUnique())
- {
- F32 t = 1.f;
-
- if (!face.mOctree)
- {
- ((LLVolumeFace*) &face)->createOctree();
- }
-
- LLRenderOctreeRaycast render(starta, dir, &t);
-
- render.traverse(face.mOctree);
- }
-
- gGL.popMatrix();
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- }
- }
- }
- else if (drawablep->isAvatar())
- {
- if (drawablep->getVObj() == gDebugRaycastObject)
- {
- LLGLDepthTest depth(GL_FALSE);
- LLVOAvatar* av = (LLVOAvatar*) drawablep->getVObj().get();
- av->renderCollisionVolumes();
- }
- }
-
- if (drawablep->getVObj() == gDebugRaycastObject)
- {
- // draw intersection point
- gGL.pushMatrix();
- gGL.loadMatrix(gGLModelView);
- LLVector3 translate = gDebugRaycastIntersection;
- gGL.translatef(translate.mV[0], translate.mV[1], translate.mV[2]);
- LLCoordFrame orient;
- orient.lookDir(gDebugRaycastNormal, gDebugRaycastBinormal);
- LLMatrix4 rotation;
- orient.getRotMatrixToParent(rotation);
- gGL.multMatrix((float*)rotation.mMatrix);
-
- gGL.diffuseColor4f(1,0,0,0.5f);
- drawBox(LLVector3(0, 0, 0), LLVector3(0.1f, 0.022f, 0.022f));
- gGL.diffuseColor4f(0,1,0,0.5f);
- drawBox(LLVector3(0, 0, 0), LLVector3(0.021f, 0.1f, 0.021f));
- gGL.diffuseColor4f(0,0,1,0.5f);
- drawBox(LLVector3(0, 0, 0), LLVector3(0.02f, 0.02f, 0.1f));
- gGL.popMatrix();
-
- // draw bounding box of prim
- const LLVector4a* ext = drawablep->getSpatialExtents();
-
- LLVector4a pos;
- pos.setAdd(ext[0], ext[1]);
- pos.mul(0.5f);
- LLVector4a size;
- size.setSub(ext[1], ext[0]);
- size.mul(0.5f);
-
- LLGLDepthTest depth(GL_FALSE, GL_TRUE);
- gGL.diffuseColor4f(0,0.5f,0.5f,1);
- drawBoxOutline(pos, size);
- }
- }
-}
-
-
-void renderAvatarCollisionVolumes(LLVOAvatar* avatar)
-{
- avatar->renderCollisionVolumes();
-}
-
-void renderAgentTarget(LLVOAvatar* avatar)
-{
- // render these for self only (why, i don't know)
- if (avatar->isSelf())
- {
- renderCrossHairs(avatar->getPositionAgent(), 0.2f, LLColor4(1, 0, 0, 0.8f));
- renderCrossHairs(avatar->mDrawable->getPositionAgent(), 0.2f, LLColor4(1, 0, 0, 0.8f));
- renderCrossHairs(avatar->mRoot.getWorldPosition(), 0.2f, LLColor4(1, 1, 1, 0.8f));
- renderCrossHairs(avatar->mPelvisp->getWorldPosition(), 0.2f, LLColor4(0, 0, 1, 0.8f));
- }
-}
-
-class LLOctreeRenderNonOccluded : public LLOctreeTraveler<LLDrawable>
-{
-public:
- LLCamera* mCamera;
- LLOctreeRenderNonOccluded(LLCamera* camera): mCamera(camera) {}
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* node)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0);
-
- if (!mCamera || mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]))
- {
- node->accept(this);
- stop_glerror();
-
- for (U32 i = 0; i < node->getChildCount(); i++)
- {
- traverse(node->getChild(i));
- stop_glerror();
- }
-
- //draw tight fit bounding boxes for spatial group
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCTREE))
- {
- group->rebuildGeom();
- group->rebuildMesh();
-
- renderOctree(group);
- stop_glerror();
- }
-
- //render visibility wireframe
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCCLUSION))
- {
- group->rebuildGeom();
- group->rebuildMesh();
-
- gGL.flush();
- gGL.pushMatrix();
- gGLLastMatrix = NULL;
- gGL.loadMatrix(gGLModelView);
- renderVisibility(group, mCamera);
- stop_glerror();
- gGLLastMatrix = NULL;
- gGL.popMatrix();
- gGL.diffuseColor4f(1,1,1,1);
- }
- }
- }
-
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0);
-
- if (group->isState(LLSpatialGroup::GEOM_DIRTY) || (mCamera && !mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1])))
- {
- return;
- }
-
- LLVector4a nodeCenter = group->mBounds[0];
- LLVector4a octCenter = group->mOctreeNode->getCenter();
-
- group->rebuildGeom();
- group->rebuildMesh();
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BBOXES))
- {
- if (!group->getData().empty())
- {
- gGL.diffuseColor3f(0,0,1);
- drawBoxOutline(group->mObjectBounds[0],
- group->mObjectBounds[1]);
- }
- }
-
- for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BBOXES))
- {
- renderBoundingBox(drawable);
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_NORMALS))
- {
- renderNormals(drawable);
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BUILD_QUEUE))
- {
- if (drawable->isState(LLDrawable::IN_REBUILD_Q2))
- {
- gGL.diffuseColor4f(0.6f, 0.6f, 0.1f, 1.f);
- const LLVector4a* ext = drawable->getSpatialExtents();
- LLVector4a center;
- center.setAdd(ext[0], ext[1]);
- center.mul(0.5f);
- LLVector4a size;
- size.setSub(ext[1], ext[0]);
- size.mul(0.5f);
- drawBoxOutline(center, size);
- }
- }
-
- if (drawable->getVOVolume() && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY))
- {
- renderTexturePriority(drawable);
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_POINTS))
- {
- renderPoints(drawable);
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_LIGHTS))
- {
- renderLights(drawable);
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_RAYCAST))
- {
- renderRaycast(drawable);
- }
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_UPDATE_TYPE))
- {
- renderUpdateType(drawable);
- }
- if(gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_RENDER_COMPLEXITY))
- {
- renderComplexityDisplay(drawable);
- }
-
- LLVOAvatar* avatar = dynamic_cast<LLVOAvatar*>(drawable->getVObj().get());
-
- if (avatar && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_AVATAR_VOLUME))
- {
- renderAvatarCollisionVolumes(avatar);
- }
-
- if (avatar && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_AGENT_TARGET))
- {
- renderAgentTarget(avatar);
- }
-
-
- if (gDebugGL)
- {
- for (U32 i = 0; i < drawable->getNumFaces(); ++i)
- {
- LLFace* facep = drawable->getFace(i);
- U8 index = facep->getTextureIndex();
- if (facep->mDrawInfo)
- {
- if (index < 255)
- {
- if (facep->mDrawInfo->mTextureList.size() <= index)
- {
- llerrs << "Face texture index out of bounds." << llendl;
- }
- else if (facep->mDrawInfo->mTextureList[index] != facep->getTexture())
- {
- llerrs << "Face texture index incorrect." << llendl;
- }
- }
- }
- }
- }
- }
-
- for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i)
- {
- LLSpatialGroup::drawmap_elem_t& draw_vec = i->second;
- for (LLSpatialGroup::drawmap_elem_t::iterator j = draw_vec.begin(); j != draw_vec.end(); ++j)
- {
- LLDrawInfo* draw_info = *j;
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_ANIM))
- {
- renderTextureAnim(draw_info);
- }
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BATCH_SIZE))
- {
- renderBatchSize(draw_info);
- }
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA))
- {
- renderShadowFrusta(draw_info);
- }
- }
- }
- }
-};
-
-
-class LLOctreeRenderPhysicsShapes : public LLOctreeTraveler<LLDrawable>
-{
-public:
- LLCamera* mCamera;
- LLOctreeRenderPhysicsShapes(LLCamera* camera): mCamera(camera) {}
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* node)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0);
-
- if (!mCamera || mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]))
- {
- node->accept(this);
- stop_glerror();
-
- for (U32 i = 0; i < node->getChildCount(); i++)
- {
- traverse(node->getChild(i));
- stop_glerror();
- }
-
- group->rebuildGeom();
- group->rebuildMesh();
-
- renderPhysicsShapes(group);
- }
- }
-
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
-
- }
-};
-
-class LLOctreePushBBoxVerts : public LLOctreeTraveler<LLDrawable>
-{
-public:
- LLCamera* mCamera;
- LLOctreePushBBoxVerts(LLCamera* camera): mCamera(camera) {}
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* node)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0);
-
- if (!mCamera || mCamera->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
- {
- node->accept(this);
-
- for (U32 i = 0; i < node->getChildCount(); i++)
- {
- traverse(node->getChild(i));
- }
- }
- }
-
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0);
-
- if (group->isState(LLSpatialGroup::GEOM_DIRTY) || (mCamera && !mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1])))
- {
- return;
- }
-
- for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i)
- {
- LLDrawable* drawable = *i;
-
- renderBoundingBox(drawable, FALSE);
- }
- }
-};
-
-void LLSpatialPartition::renderIntersectingBBoxes(LLCamera* camera)
-{
- LLOctreePushBBoxVerts pusher(camera);
- pusher.traverse(mOctree);
-}
-
-class LLOctreeStateCheck : public LLOctreeTraveler<LLDrawable>
-{
-public:
- U32 mInheritedMask[LLViewerCamera::NUM_CAMERAS];
-
- LLOctreeStateCheck()
- {
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- mInheritedMask[i] = 0;
- }
- }
-
- virtual void traverse(const LLSpatialGroup::OctreeNode* node)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0);
-
- node->accept(this);
-
-
- U32 temp[LLViewerCamera::NUM_CAMERAS];
-
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- temp[i] = mInheritedMask[i];
- mInheritedMask[i] |= group->mOcclusionState[i] & LLSpatialGroup::OCCLUDED;
- }
-
- for (U32 i = 0; i < node->getChildCount(); i++)
- {
- traverse(node->getChild(i));
- }
-
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- mInheritedMask[i] = temp[i];
- }
- }
-
-
- virtual void visit(const LLOctreeNode<LLDrawable>* state)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) state->getListener(0);
-
- for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
- {
- if (mInheritedMask[i] && !(group->mOcclusionState[i] & mInheritedMask[i]))
- {
- llerrs << "Spatial group failed inherited mask test." << llendl;
- }
- }
-
- if (group->isState(LLSpatialGroup::DIRTY))
- {
- assert_parent_state(group, LLSpatialGroup::DIRTY);
- }
- }
-
- void assert_parent_state(LLSpatialGroup* group, U32 state)
- {
- LLSpatialGroup* parent = group->getParent();
- while (parent)
- {
- if (!parent->isState(state))
- {
- llerrs << "Spatial group failed parent state check." << llendl;
- }
- parent = parent->getParent();
- }
- }
-};
-
-
-void LLSpatialPartition::renderPhysicsShapes()
-{
- LLSpatialBridge* bridge = asBridge();
- LLCamera* camera = LLViewerCamera::getInstance();
-
- if (bridge)
- {
- camera = NULL;
- }
-
- gGL.flush();
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- glLineWidth(3.f);
- LLOctreeRenderPhysicsShapes render_physics(camera);
- render_physics.traverse(mOctree);
- gGL.flush();
- glLineWidth(1.f);
-}
-
-void LLSpatialPartition::renderDebug()
-{
- if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCTREE |
- LLPipeline::RENDER_DEBUG_OCCLUSION |
- LLPipeline::RENDER_DEBUG_LIGHTS |
- LLPipeline::RENDER_DEBUG_BATCH_SIZE |
- LLPipeline::RENDER_DEBUG_UPDATE_TYPE |
- LLPipeline::RENDER_DEBUG_BBOXES |
- LLPipeline::RENDER_DEBUG_NORMALS |
- LLPipeline::RENDER_DEBUG_POINTS |
- LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY |
- LLPipeline::RENDER_DEBUG_TEXTURE_ANIM |
- LLPipeline::RENDER_DEBUG_RAYCAST |
- LLPipeline::RENDER_DEBUG_AVATAR_VOLUME |
- LLPipeline::RENDER_DEBUG_AGENT_TARGET |
- //LLPipeline::RENDER_DEBUG_BUILD_QUEUE |
- LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA |
- LLPipeline::RENDER_DEBUG_RENDER_COMPLEXITY))
- {
- return;
- }
-
- if (LLGLSLShader::sNoFixedFunction)
- {
- gDebugProgram.bind();
- }
-
- if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY))
- {
- //sLastMaxTexPriority = lerp(sLastMaxTexPriority, sCurMaxTexPriority, gFrameIntervalSeconds);
- sLastMaxTexPriority = (F32) LLViewerCamera::getInstance()->getScreenPixelArea();
- sCurMaxTexPriority = 0.f;
- }
-
- LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
-
- LLGLDisable cullface(GL_CULL_FACE);
- LLGLEnable blend(GL_BLEND);
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gPipeline.disableLights();
-
- LLSpatialBridge* bridge = asBridge();
- LLCamera* camera = LLViewerCamera::getInstance();
-
- if (bridge)
- {
- camera = NULL;
- }
-
- LLOctreeStateCheck checker;
- checker.traverse(mOctree);
-
- LLOctreeRenderNonOccluded render_debug(camera);
- render_debug.traverse(mOctree);
-
- if (LLGLSLShader::sNoFixedFunction)
- {
- gDebugProgram.unbind();
- }
-}
-
-void LLSpatialGroup::drawObjectBox(LLColor4 col)
-{
- gGL.diffuseColor4fv(col.mV);
- LLVector4a size;
- size = mObjectBounds[1];
- size.mul(1.01f);
- size.add(LLVector4a(0.001f));
- drawBox(mObjectBounds[0], size);
-}
-
-bool LLSpatialPartition::isHUDPartition()
-{
- return mPartitionType == LLViewerRegion::PARTITION_HUD ;
-}
-
-BOOL LLSpatialPartition::isVisible(const LLVector3& v)
-{
- if (!LLViewerCamera::getInstance()->sphereInFrustum(v, 4.0f))
- {
- return FALSE;
- }
-
- return TRUE;
-}
-
-class LLOctreeIntersect : public LLSpatialGroup::OctreeTraveler
-{
-public:
- LLVector3 mStart;
- LLVector3 mEnd;
- S32 *mFaceHit;
- LLVector3 *mIntersection;
- LLVector2 *mTexCoord;
- LLVector3 *mNormal;
- LLVector3 *mBinormal;
- LLDrawable* mHit;
- BOOL mPickTransparent;
-
- LLOctreeIntersect(LLVector3 start, LLVector3 end, BOOL pick_transparent,
- S32* face_hit, LLVector3* intersection, LLVector2* tex_coord, LLVector3* normal, LLVector3* binormal)
- : mStart(start),
- mEnd(end),
- mFaceHit(face_hit),
- mIntersection(intersection),
- mTexCoord(tex_coord),
- mNormal(normal),
- mBinormal(binormal),
- mHit(NULL),
- mPickTransparent(pick_transparent)
- {
- }
-
- virtual void visit(const LLSpatialGroup::OctreeNode* branch)
- {
- for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i)
- {
- check(*i);
- }
- }
-
- virtual LLDrawable* check(const LLSpatialGroup::OctreeNode* node)
- {
- node->accept(this);
-
- for (U32 i = 0; i < node->getChildCount(); i++)
- {
- const LLSpatialGroup::OctreeNode* child = node->getChild(i);
- LLVector3 res;
-
- LLSpatialGroup* group = (LLSpatialGroup*) child->getListener(0);
-
- LLVector4a size;
- LLVector4a center;
-
- size = group->mBounds[1];
- center = group->mBounds[0];
-
- LLVector3 local_start = mStart;
- LLVector3 local_end = mEnd;
-
- if (group->mSpatialPartition->isBridge())
- {
- LLMatrix4 local_matrix = group->mSpatialPartition->asBridge()->mDrawable->getRenderMatrix();
- local_matrix.invert();
-
- local_start = mStart * local_matrix;
- local_end = mEnd * local_matrix;
- }
-
- LLVector4a start, end;
- start.load3(local_start.mV);
- end.load3(local_end.mV);
-
- if (LLLineSegmentBoxIntersect(start, end, center, size))
- {
- check(child);
- }
- }
-
- return mHit;
- }
-
- virtual bool check(LLDrawable* drawable)
- {
- LLVector3 local_start = mStart;
- LLVector3 local_end = mEnd;
-
- if (!drawable || !gPipeline.hasRenderType(drawable->getRenderType()) || !drawable->isVisible())
- {
- return false;
- }
-
- if (drawable->isSpatialBridge())
- {
- LLSpatialPartition *part = drawable->asPartition();
- LLSpatialBridge* bridge = part->asBridge();
- if (bridge && gPipeline.hasRenderType(bridge->mDrawableType))
- {
- check(part->mOctree);
- }
- }
- else
- {
- LLViewerObject* vobj = drawable->getVObj();
-
- if (vobj)
- {
- LLVector3 intersection;
- bool skip_check = false;
- if (vobj->isAvatar())
- {
- LLVOAvatar* avatar = (LLVOAvatar*) vobj;
- if (avatar->isSelf() && LLFloater::isVisible(gFloaterTools))
- {
- LLViewerObject* hit = avatar->lineSegmentIntersectRiggedAttachments(mStart, mEnd, -1, mPickTransparent, mFaceHit, &intersection, mTexCoord, mNormal, mBinormal);
- if (hit)
- {
- mEnd = intersection;
- if (mIntersection)
- {
- *mIntersection = intersection;
- }
-
- mHit = hit->mDrawable;
- skip_check = true;
- }
-
- }
- }
-
- if (!skip_check && vobj->lineSegmentIntersect(mStart, mEnd, -1, mPickTransparent, mFaceHit, &intersection, mTexCoord, mNormal, mBinormal))
- {
- mEnd = intersection; // shorten ray so we only find CLOSER hits
- if (mIntersection)
- {
- *mIntersection = intersection;
- }
-
- mHit = vobj->mDrawable;
- }
- }
- }
-
- return false;
- }
-};
-
-LLDrawable* LLSpatialPartition::lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
- BOOL pick_transparent,
- S32* face_hit, // return the face hit
- LLVector3* intersection, // return the intersection point
- LLVector2* tex_coord, // return the texture coordinates of the intersection point
- LLVector3* normal, // return the surface normal at the intersection point
- LLVector3* bi_normal // return the surface bi-normal at the intersection point
- )
-
-{
- LLOctreeIntersect intersect(start, end, pick_transparent, face_hit, intersection, tex_coord, normal, bi_normal);
- LLDrawable* drawable = intersect.check(mOctree);
-
- return drawable;
-}
-
-LLDrawInfo::LLDrawInfo(U16 start, U16 end, U32 count, U32 offset,
- LLViewerTexture* texture, LLVertexBuffer* buffer,
- BOOL fullbright, U8 bump, BOOL particle, F32 part_size)
-:
- mVertexBuffer(buffer),
- mTexture(texture),
- mTextureMatrix(NULL),
- mModelMatrix(NULL),
- mStart(start),
- mEnd(end),
- mCount(count),
- mOffset(offset),
- mFullbright(fullbright),
- mBump(bump),
- mParticle(particle),
- mPartSize(part_size),
- mVSize(0.f),
- mGroup(NULL),
- mFace(NULL),
- mDistance(0.f),
- mDrawMode(LLRender::TRIANGLES)
-{
- mVertexBuffer->validateRange(mStart, mEnd, mCount, mOffset);
-
- mDebugColor = (rand() << 16) + rand();
-}
-
-LLDrawInfo::~LLDrawInfo()
-{
- /*if (LLSpatialGroup::sNoDelete)
- {
- llerrs << "LLDrawInfo deleted illegally!" << llendl;
- }*/
-
- if (mFace)
- {
- mFace->setDrawInfo(NULL);
- }
-
- if (gDebugGL)
- {
- gPipeline.checkReferences(this);
- }
-}
-
-void LLDrawInfo::validate()
-{
- mVertexBuffer->validateRange(mStart, mEnd, mCount, mOffset);
-}
-
-LLVertexBuffer* LLGeometryManager::createVertexBuffer(U32 type_mask, U32 usage)
-{
- return new LLVertexBuffer(type_mask, usage);
-}
-
-LLCullResult::LLCullResult()
-{
- clear();
-}
-
-void LLCullResult::clear()
-{
- mVisibleGroupsSize = 0;
- mVisibleGroupsEnd = mVisibleGroups.begin();
-
- mAlphaGroupsSize = 0;
- mAlphaGroupsEnd = mAlphaGroups.begin();
-
- mOcclusionGroupsSize = 0;
- mOcclusionGroupsEnd = mOcclusionGroups.begin();
-
- mDrawableGroupsSize = 0;
- mDrawableGroupsEnd = mDrawableGroups.begin();
-
- mVisibleListSize = 0;
- mVisibleListEnd = mVisibleList.begin();
-
- mVisibleBridgeSize = 0;
- mVisibleBridgeEnd = mVisibleBridge.begin();
-
-
- for (U32 i = 0; i < LLRenderPass::NUM_RENDER_TYPES; i++)
- {
- for (U32 j = 0; j < mRenderMapSize[i]; j++)
- {
- mRenderMap[i][j] = 0;
- }
- mRenderMapSize[i] = 0;
- mRenderMapEnd[i] = mRenderMap[i].begin();
- }
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::beginVisibleGroups()
-{
- return mVisibleGroups.begin();
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::endVisibleGroups()
-{
- return mVisibleGroupsEnd;
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::beginAlphaGroups()
-{
- return mAlphaGroups.begin();
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::endAlphaGroups()
-{
- return mAlphaGroupsEnd;
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::beginOcclusionGroups()
-{
- return mOcclusionGroups.begin();
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::endOcclusionGroups()
-{
- return mOcclusionGroupsEnd;
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::beginDrawableGroups()
-{
- return mDrawableGroups.begin();
-}
-
-LLCullResult::sg_list_t::iterator LLCullResult::endDrawableGroups()
-{
- return mDrawableGroupsEnd;
-}
-
-LLCullResult::drawable_list_t::iterator LLCullResult::beginVisibleList()
-{
- return mVisibleList.begin();
-}
-
-LLCullResult::drawable_list_t::iterator LLCullResult::endVisibleList()
-{
- return mVisibleListEnd;
-}
-
-LLCullResult::bridge_list_t::iterator LLCullResult::beginVisibleBridge()
-{
- return mVisibleBridge.begin();
-}
-
-LLCullResult::bridge_list_t::iterator LLCullResult::endVisibleBridge()
-{
- return mVisibleBridgeEnd;
-}
-
-LLCullResult::drawinfo_list_t::iterator LLCullResult::beginRenderMap(U32 type)
-{
- return mRenderMap[type].begin();
-}
-
-LLCullResult::drawinfo_list_t::iterator LLCullResult::endRenderMap(U32 type)
-{
- return mRenderMapEnd[type];
-}
-
-void LLCullResult::pushVisibleGroup(LLSpatialGroup* group)
-{
- if (mVisibleGroupsSize < mVisibleGroups.size())
- {
- mVisibleGroups[mVisibleGroupsSize] = group;
- }
- else
- {
- mVisibleGroups.push_back(group);
- }
- ++mVisibleGroupsSize;
- mVisibleGroupsEnd = mVisibleGroups.begin()+mVisibleGroupsSize;
-}
-
-void LLCullResult::pushAlphaGroup(LLSpatialGroup* group)
-{
- if (mAlphaGroupsSize < mAlphaGroups.size())
- {
- mAlphaGroups[mAlphaGroupsSize] = group;
- }
- else
- {
- mAlphaGroups.push_back(group);
- }
- ++mAlphaGroupsSize;
- mAlphaGroupsEnd = mAlphaGroups.begin()+mAlphaGroupsSize;
-}
-
-void LLCullResult::pushOcclusionGroup(LLSpatialGroup* group)
-{
- if (mOcclusionGroupsSize < mOcclusionGroups.size())
- {
- mOcclusionGroups[mOcclusionGroupsSize] = group;
- }
- else
- {
- mOcclusionGroups.push_back(group);
- }
- ++mOcclusionGroupsSize;
- mOcclusionGroupsEnd = mOcclusionGroups.begin()+mOcclusionGroupsSize;
-}
-
-void LLCullResult::pushDrawableGroup(LLSpatialGroup* group)
-{
- if (mDrawableGroupsSize < mDrawableGroups.size())
- {
- mDrawableGroups[mDrawableGroupsSize] = group;
- }
- else
- {
- mDrawableGroups.push_back(group);
- }
- ++mDrawableGroupsSize;
- mDrawableGroupsEnd = mDrawableGroups.begin()+mDrawableGroupsSize;
-}
-
-void LLCullResult::pushDrawable(LLDrawable* drawable)
-{
- if (mVisibleListSize < mVisibleList.size())
- {
- mVisibleList[mVisibleListSize] = drawable;
- }
- else
- {
- mVisibleList.push_back(drawable);
- }
- ++mVisibleListSize;
- mVisibleListEnd = mVisibleList.begin()+mVisibleListSize;
-}
-
-void LLCullResult::pushBridge(LLSpatialBridge* bridge)
-{
- if (mVisibleBridgeSize < mVisibleBridge.size())
- {
- mVisibleBridge[mVisibleBridgeSize] = bridge;
- }
- else
- {
- mVisibleBridge.push_back(bridge);
- }
- ++mVisibleBridgeSize;
- mVisibleBridgeEnd = mVisibleBridge.begin()+mVisibleBridgeSize;
-}
-
-void LLCullResult::pushDrawInfo(U32 type, LLDrawInfo* draw_info)
-{
- if (mRenderMapSize[type] < mRenderMap[type].size())
- {
- mRenderMap[type][mRenderMapSize[type]] = draw_info;
- }
- else
- {
- mRenderMap[type].push_back(draw_info);
- }
- ++mRenderMapSize[type];
- mRenderMapEnd[type] = mRenderMap[type].begin() + mRenderMapSize[type];
-}
-
-
-void LLCullResult::assertDrawMapsEmpty()
-{
- for (U32 i = 0; i < LLRenderPass::NUM_RENDER_TYPES; i++)
- {
- if (mRenderMapSize[i] != 0)
- {
- llerrs << "Stale LLDrawInfo's in LLCullResult!" << llendl;
- }
- }
-}
-
-
-
+/** + * @file llspatialpartition.cpp + * @brief LLSpatialGroup class implementation and supporting functions + * + * $LicenseInfo:firstyear=2003&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "llviewerprecompiledheaders.h" + +#include "llspatialpartition.h" + +#include "llappviewer.h" +#include "lltexturecache.h" +#include "lltexturefetch.h" +#include "llimageworker.h" +#include "llviewerwindow.h" +#include "llviewerobjectlist.h" +#include "llvovolume.h" +#include "llvolume.h" +#include "llvolumeoctree.h" +#include "llviewercamera.h" +#include "llface.h" +#include "llfloatertools.h" +#include "llviewercontrol.h" +#include "llviewerregion.h" +#include "llcamera.h" +#include "pipeline.h" +#include "llmeshrepository.h" +#include "llrender.h" +#include "lloctree.h" +#include "llphysicsshapebuilderutil.h" +#include "llvoavatar.h" +#include "llvolumemgr.h" +#include "lltextureatlas.h" +#include "llglslshader.h" +#include "llviewershadermgr.h" + +static LLFastTimer::DeclareTimer FTM_FRUSTUM_CULL("Frustum Culling"); +static LLFastTimer::DeclareTimer FTM_CULL_REBOUND("Cull Rebound"); + +const F32 SG_OCCLUSION_FUDGE = 0.25f; +#define SG_DISCARD_TOLERANCE 0.01f + +#if LL_OCTREE_PARANOIA_CHECK +#define assert_octree_valid(x) x->validate() +#define assert_states_valid(x) ((LLSpatialGroup*) x->mSpatialPartition->mOctree->getListener(0))->checkStates() +#else +#define assert_octree_valid(x) +#define assert_states_valid(x) +#endif + + +static U32 sZombieGroups = 0; +U32 LLSpatialGroup::sNodeCount = 0; + +#define LL_TRACK_PENDING_OCCLUSION_QUERIES 0 + +std::set<GLuint> LLSpatialGroup::sPendingQueries; + +U32 gOctreeMaxCapacity; + +BOOL LLSpatialGroup::sNoDelete = FALSE; + +static F32 sLastMaxTexPriority = 1.f; +static F32 sCurMaxTexPriority = 1.f; + +class LLOcclusionQueryPool : public LLGLNamePool +{ +protected: + virtual GLuint allocateName() + { + GLuint name; + glGenQueriesARB(1, &name); + return name; + } + + virtual void releaseName(GLuint name) + { +#if LL_TRACK_PENDING_OCCLUSION_QUERIES + LLSpatialGroup::sPendingQueries.erase(name); +#endif + glDeleteQueriesARB(1, &name); + } +}; + +static LLOcclusionQueryPool sQueryPool; + +//static counter for frame to switch LOD on + +void sg_assert(BOOL expr) +{ +#if LL_OCTREE_PARANOIA_CHECK + if (!expr) + { + llerrs << "Octree invalid!" << llendl; + } +#endif +} + +S32 AABBSphereIntersect(const LLVector3& min, const LLVector3& max, const LLVector3 &origin, const F32 &rad) +{ + return AABBSphereIntersectR2(min, max, origin, rad*rad); +} + +S32 AABBSphereIntersectR2(const LLVector3& min, const LLVector3& max, const LLVector3 &origin, const F32 &r) +{ + F32 d = 0.f; + F32 t; + + if ((min-origin).magVecSquared() < r && + (max-origin).magVecSquared() < r) + { + return 2; + } + + for (U32 i = 0; i < 3; i++) + { + if (origin.mV[i] < min.mV[i]) + { + t = min.mV[i] - origin.mV[i]; + d += t*t; + } + else if (origin.mV[i] > max.mV[i]) + { + t = origin.mV[i] - max.mV[i]; + d += t*t; + } + + if (d > r) + { + return 0; + } + } + + return 1; +} + + +S32 AABBSphereIntersect(const LLVector4a& min, const LLVector4a& max, const LLVector3 &origin, const F32 &rad) +{ + return AABBSphereIntersectR2(min, max, origin, rad*rad); +} + +S32 AABBSphereIntersectR2(const LLVector4a& min, const LLVector4a& max, const LLVector3 &origin, const F32 &r) +{ + F32 d = 0.f; + F32 t; + + LLVector4a origina; + origina.load3(origin.mV); + + LLVector4a v; + v.setSub(min, origina); + + if (v.dot3(v) < r) + { + v.setSub(max, origina); + if (v.dot3(v) < r) + { + return 2; + } + } + + + for (U32 i = 0; i < 3; i++) + { + if (origin.mV[i] < min[i]) + { + t = min[i] - origin.mV[i]; + d += t*t; + } + else if (origin.mV[i] > max[i]) + { + t = origin.mV[i] - max[i]; + d += t*t; + } + + if (d > r) + { + return 0; + } + } + + return 1; +} + + +typedef enum +{ + b000 = 0x00, + b001 = 0x01, + b010 = 0x02, + b011 = 0x03, + b100 = 0x04, + b101 = 0x05, + b110 = 0x06, + b111 = 0x07, +} eLoveTheBits; + +//contact Runitai Linden for a copy of the SL object used to write this table +//basically, you give the table a bitmask of the look-at vector to a node and it +//gives you a triangle fan index array +static U16 sOcclusionIndices[] = +{ + //000 + b111, b110, b010, b011, b001, b101, b100, b110, + //001 + b011, b010, b000, b001, b101, b111, b110, b010, + //010 + b101, b100, b110, b111, b011, b001, b000, b100, + //011 + b001, b000, b100, b101, b111, b011, b010, b000, + //100 + b110, b000, b010, b011, b111, b101, b100, b000, + //101 + b010, b100, b000, b001, b011, b111, b110, b100, + //110 + b100, b010, b110, b111, b101, b001, b000, b010, + //111 + b000, b110, b100, b101, b001, b011, b010, b110, +}; + +U32 get_box_fan_indices(LLCamera* camera, const LLVector4a& center) +{ + LLVector4a origin; + origin.load3(camera->getOrigin().mV); + + S32 cypher = center.greaterThan(origin).getGatheredBits() & 0x7; + + return cypher*8; +} + +U8* get_box_fan_indices_ptr(LLCamera* camera, const LLVector4a& center) +{ + LLVector4a origin; + origin.load3(camera->getOrigin().mV); + + S32 cypher = center.greaterThan(origin).getGatheredBits() & 0x7; + + return (U8*) (sOcclusionIndices+cypher*8); +} + + +static LLFastTimer::DeclareTimer FTM_BUILD_OCCLUSION("Build Occlusion"); + +void LLSpatialGroup::buildOcclusion() +{ + //if (mOcclusionVerts.isNull()) + { + mOcclusionVerts = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX, + LLVertexBuffer::sUseStreamDraw ? mBufferUsage : 0); //if GL has a hard time with VBOs, don't use them for occlusion culling. + mOcclusionVerts->allocateBuffer(8, 64, true); + + LLStrider<U16> idx; + mOcclusionVerts->getIndexStrider(idx); + for (U32 i = 0; i < 64; i++) + { + *idx++ = sOcclusionIndices[i]; + } + } + + LLVector4a fudge; + fudge.splat(SG_OCCLUSION_FUDGE); + + LLVector4a r; + r.setAdd(mBounds[1], fudge); + + LLStrider<LLVector3> pos; + + { + LLFastTimer t(FTM_BUILD_OCCLUSION); + mOcclusionVerts->getVertexStrider(pos); + } + + { + LLVector4a* v = (LLVector4a*) pos.get(); + + const LLVector4a& c = mBounds[0]; + const LLVector4a& s = r; + + static const LLVector4a octant[] = + { + LLVector4a(-1.f, -1.f, -1.f), + LLVector4a(-1.f, -1.f, 1.f), + LLVector4a(-1.f, 1.f, -1.f), + LLVector4a(-1.f, 1.f, 1.f), + + LLVector4a(1.f, -1.f, -1.f), + LLVector4a(1.f, -1.f, 1.f), + LLVector4a(1.f, 1.f, -1.f), + LLVector4a(1.f, 1.f, 1.f), + }; + + //vertex positions are encoded so the 3 bits of their vertex index + //correspond to their axis facing, with bit position 3,2,1 matching + //axis facing x,y,z, bit set meaning positive facing, bit clear + //meaning negative facing + + for (S32 i = 0; i < 8; ++i) + { + LLVector4a p; + p.setMul(s, octant[i]); + p.add(c); + v[i] = p; + } + } + + { + mOcclusionVerts->flush(); + LLVertexBuffer::unbind(); + } + + clearState(LLSpatialGroup::OCCLUSION_DIRTY); +} + + +BOOL earlyFail(LLCamera* camera, LLSpatialGroup* group); + +//returns: +// 0 if sphere and AABB are not intersecting +// 1 if they are +// 2 if AABB is entirely inside sphere + +S32 LLSphereAABB(const LLVector3& center, const LLVector3& size, const LLVector3& pos, const F32 &rad) +{ + S32 ret = 2; + + LLVector3 min = center - size; + LLVector3 max = center + size; + for (U32 i = 0; i < 3; i++) + { + if (min.mV[i] > pos.mV[i] + rad || + max.mV[i] < pos.mV[i] - rad) + { //totally outside + return 0; + } + + if (min.mV[i] < pos.mV[i] - rad || + max.mV[i] > pos.mV[i] + rad) + { //intersecting + ret = 1; + } + } + + return ret; +} + +LLSpatialGroup::~LLSpatialGroup() +{ + /*if (sNoDelete) + { + llerrs << "Illegal deletion of LLSpatialGroup!" << llendl; + }*/ + + if (gDebugGL) + { + gPipeline.checkReferences(this); + } + + if (isState(DEAD)) + { + sZombieGroups--; + } + + sNodeCount--; + + if (gGLManager.mHasOcclusionQuery) + { + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; ++i) + { + if (mOcclusionQuery[i]) + { + sQueryPool.release(mOcclusionQuery[i]); + } + } + } + + mOcclusionVerts = NULL; + + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + clearDrawMap(); + clearAtlasList() ; +} + +BOOL LLSpatialGroup::hasAtlas(LLTextureAtlas* atlasp) +{ + S8 type = atlasp->getComponents() - 1 ; + for(std::list<LLTextureAtlas*>::iterator iter = mAtlasList[type].begin(); iter != mAtlasList[type].end() ; ++iter) + { + if(atlasp == *iter) + { + return TRUE ; + } + } + return FALSE ; +} + +void LLSpatialGroup::addAtlas(LLTextureAtlas* atlasp, S8 recursive_level) +{ + if(!hasAtlas(atlasp)) + { + mAtlasList[atlasp->getComponents() - 1].push_back(atlasp) ; + atlasp->addSpatialGroup(this) ; + } + + --recursive_level; + if(recursive_level)//levels propagating up. + { + LLSpatialGroup* parent = getParent() ; + if(parent) + { + parent->addAtlas(atlasp, recursive_level) ; + } + } +} + +void LLSpatialGroup::removeAtlas(LLTextureAtlas* atlasp, BOOL remove_group, S8 recursive_level) +{ + mAtlasList[atlasp->getComponents() - 1].remove(atlasp) ; + if(remove_group) + { + atlasp->removeSpatialGroup(this) ; + } + + --recursive_level; + if(recursive_level)//levels propagating up. + { + LLSpatialGroup* parent = getParent() ; + if(parent) + { + parent->removeAtlas(atlasp, recursive_level) ; + } + } +} + +void LLSpatialGroup::clearAtlasList() +{ + std::list<LLTextureAtlas*>::iterator iter ; + for(S8 i = 0 ; i < 4 ; i++) + { + if(mAtlasList[i].size() > 0) + { + for(iter = mAtlasList[i].begin(); iter != mAtlasList[i].end() ; ++iter) + { + ((LLTextureAtlas*)*iter)->removeSpatialGroup(this) ; + } + mAtlasList[i].clear() ; + } + } +} + +LLTextureAtlas* LLSpatialGroup::getAtlas(S8 ncomponents, S8 to_be_reserved, S8 recursive_level) +{ + S8 type = ncomponents - 1 ; + if(mAtlasList[type].size() > 0) + { + for(std::list<LLTextureAtlas*>::iterator iter = mAtlasList[type].begin(); iter != mAtlasList[type].end() ; ++iter) + { + if(!((LLTextureAtlas*)*iter)->isFull(to_be_reserved)) + { + return *iter ; + } + } + } + + --recursive_level; + if(recursive_level) + { + LLSpatialGroup* parent = getParent() ; + if(parent) + { + return parent->getAtlas(ncomponents, to_be_reserved, recursive_level) ; + } + } + return NULL ; +} + +void LLSpatialGroup::setCurUpdatingSlot(LLTextureAtlasSlot* slotp) +{ + mCurUpdatingSlotp = slotp; + + //if(!hasAtlas(mCurUpdatingSlotp->getAtlas())) + //{ + // addAtlas(mCurUpdatingSlotp->getAtlas()) ; + //} +} + +LLTextureAtlasSlot* LLSpatialGroup::getCurUpdatingSlot(LLViewerTexture* imagep, S8 recursive_level) +{ + if(gFrameCount && mCurUpdatingTime == gFrameCount && mCurUpdatingTexture == imagep) + { + return mCurUpdatingSlotp ; + } + + //--recursive_level ; + //if(recursive_level) + //{ + // LLSpatialGroup* parent = getParent() ; + // if(parent) + // { + // return parent->getCurUpdatingSlot(imagep, recursive_level) ; + // } + //} + return NULL ; +} + +void LLSpatialGroup::clearDrawMap() +{ + mDrawMap.clear(); +} + +BOOL LLSpatialGroup::isHUDGroup() +{ + return mSpatialPartition && mSpatialPartition->isHUDPartition() ; +} + +BOOL LLSpatialGroup::isRecentlyVisible() const +{ + return (LLDrawable::getCurrentFrame() - mVisible[LLViewerCamera::sCurCameraID]) < LLDrawable::getMinVisFrameRange() ; +} + +BOOL LLSpatialGroup::isVisible() const +{ + return mVisible[LLViewerCamera::sCurCameraID] >= LLDrawable::getCurrentFrame() ? TRUE : FALSE; +} + +void LLSpatialGroup::setVisible() +{ + mVisible[LLViewerCamera::sCurCameraID] = LLDrawable::getCurrentFrame(); +} + +void LLSpatialGroup::validate() +{ +#if LL_OCTREE_PARANOIA_CHECK + + sg_assert(!isState(DIRTY)); + sg_assert(!isDead()); + + LLVector4a myMin; + myMin.setSub(mBounds[0], mBounds[1]); + LLVector4a myMax; + myMax.setAdd(mBounds[0], mBounds[1]); + + validateDrawMap(); + + for (element_iter i = getData().begin(); i != getData().end(); ++i) + { + LLDrawable* drawable = *i; + sg_assert(drawable->getSpatialGroup() == this); + if (drawable->getSpatialBridge()) + { + sg_assert(drawable->getSpatialBridge() == mSpatialPartition->asBridge()); + } + + /*if (drawable->isSpatialBridge()) + { + LLSpatialPartition* part = drawable->asPartition(); + if (!part) + { + llerrs << "Drawable reports it is a spatial bridge but not a partition." << llendl; + } + LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0); + group->validate(); + }*/ + } + + for (U32 i = 0; i < mOctreeNode->getChildCount(); ++i) + { + LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(i)->getListener(0); + + group->validate(); + + //ensure all children are enclosed in this node + LLVector4a center = group->mBounds[0]; + LLVector4a size = group->mBounds[1]; + + LLVector4a min; + min.setSub(center, size); + LLVector4a max; + max.setAdd(center, size); + + for (U32 j = 0; j < 3; j++) + { + sg_assert(min[j] >= myMin[j]-0.02f); + sg_assert(max[j] <= myMax[j]+0.02f); + } + } + +#endif +} + +void LLSpatialGroup::checkStates() +{ +#if LL_OCTREE_PARANOIA_CHECK + //LLOctreeStateCheck checker; + //checker.traverse(mOctreeNode); +#endif +} + +void LLSpatialGroup::validateDrawMap() +{ +#if LL_OCTREE_PARANOIA_CHECK + for (draw_map_t::iterator i = mDrawMap.begin(); i != mDrawMap.end(); ++i) + { + LLSpatialGroup::drawmap_elem_t& draw_vec = i->second; + for (drawmap_elem_t::iterator j = draw_vec.begin(); j != draw_vec.end(); ++j) + { + LLDrawInfo& params = **j; + + params.validate(); + } + } +#endif +} + +BOOL LLSpatialGroup::updateInGroup(LLDrawable *drawablep, BOOL immediate) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + drawablep->updateSpatialExtents(); + + OctreeNode* parent = mOctreeNode->getOctParent(); + + if (mOctreeNode->isInside(drawablep->getPositionGroup()) && + (mOctreeNode->contains(drawablep) || + (drawablep->getBinRadius() > mOctreeNode->getSize()[0] && + parent && parent->getElementCount() >= gOctreeMaxCapacity))) + { + unbound(); + setState(OBJECT_DIRTY); + //setState(GEOM_DIRTY); + return TRUE; + } + + return FALSE; +} + + +BOOL LLSpatialGroup::addObject(LLDrawable *drawablep, BOOL add_all, BOOL from_octree) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + if (!from_octree) + { + mOctreeNode->insert(drawablep); + } + else + { + drawablep->setSpatialGroup(this); + setState(OBJECT_DIRTY | GEOM_DIRTY); + setOcclusionState(LLSpatialGroup::DISCARD_QUERY, LLSpatialGroup::STATE_MODE_ALL_CAMERAS); + gPipeline.markRebuild(this, TRUE); + if (drawablep->isSpatialBridge()) + { + mBridgeList.push_back((LLSpatialBridge*) drawablep); + } + if (drawablep->getRadius() > 1.f) + { + setState(IMAGE_DIRTY); + } + } + + return TRUE; +} + +void LLSpatialGroup::rebuildGeom() +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + if (!isDead()) + { + mSpatialPartition->rebuildGeom(this); + } +} + +void LLSpatialGroup::rebuildMesh() +{ + if (!isDead()) + { + mSpatialPartition->rebuildMesh(this); + } +} + +static LLFastTimer::DeclareTimer FTM_REBUILD_VBO("VBO Rebuilt"); + +void LLSpatialPartition::rebuildGeom(LLSpatialGroup* group) +{ + if (group->isDead() || !group->isState(LLSpatialGroup::GEOM_DIRTY)) + { + return; + } + + if (group->changeLOD()) + { + group->mLastUpdateDistance = group->mDistance; + group->mLastUpdateViewAngle = group->mViewAngle; + } + + LLFastTimer ftm(FTM_REBUILD_VBO); + + group->clearDrawMap(); + + //get geometry count + U32 index_count = 0; + U32 vertex_count = 0; + + addGeometryCount(group, vertex_count, index_count); + + if (vertex_count > 0 && index_count > 0) + { //create vertex buffer containing volume geometry for this node + group->mBuilt = 1.f; + if (group->mVertexBuffer.isNull() || + !group->mVertexBuffer->isWriteable() || + (group->mBufferUsage != group->mVertexBuffer->getUsage() && LLVertexBuffer::sEnableVBOs)) + { + group->mVertexBuffer = createVertexBuffer(mVertexDataMask, group->mBufferUsage); + group->mVertexBuffer->allocateBuffer(vertex_count, index_count, true); + stop_glerror(); + } + else + { + group->mVertexBuffer->resizeBuffer(vertex_count, index_count); + stop_glerror(); + } + + getGeometry(group); + } + else + { + group->mVertexBuffer = NULL; + group->mBufferMap.clear(); + } + + group->mLastUpdateTime = gFrameTimeSeconds; + group->clearState(LLSpatialGroup::GEOM_DIRTY); +} + + +void LLSpatialPartition::rebuildMesh(LLSpatialGroup* group) +{ + +} + +BOOL LLSpatialGroup::boundObjects(BOOL empty, LLVector4a& minOut, LLVector4a& maxOut) +{ + const OctreeNode* node = mOctreeNode; + + if (node->getData().empty()) + { //don't do anything if there are no objects + if (empty && mOctreeNode->getParent()) + { //only root is allowed to be empty + OCT_ERRS << "Empty leaf found in octree." << llendl; + } + return FALSE; + } + + LLVector4a& newMin = mObjectExtents[0]; + LLVector4a& newMax = mObjectExtents[1]; + + if (isState(OBJECT_DIRTY)) + { //calculate new bounding box + clearState(OBJECT_DIRTY); + + //initialize bounding box to first element + OctreeNode::const_element_iter i = node->getData().begin(); + LLDrawable* drawablep = *i; + const LLVector4a* minMax = drawablep->getSpatialExtents(); + + newMin = minMax[0]; + newMax = minMax[1]; + + for (++i; i != node->getData().end(); ++i) + { + drawablep = *i; + minMax = drawablep->getSpatialExtents(); + + update_min_max(newMin, newMax, minMax[0]); + update_min_max(newMin, newMax, minMax[1]); + + //bin up the object + /*for (U32 i = 0; i < 3; i++) + { + if (minMax[0].mV[i] < newMin.mV[i]) + { + newMin.mV[i] = minMax[0].mV[i]; + } + if (minMax[1].mV[i] > newMax.mV[i]) + { + newMax.mV[i] = minMax[1].mV[i]; + } + }*/ + } + + mObjectBounds[0].setAdd(newMin, newMax); + mObjectBounds[0].mul(0.5f); + mObjectBounds[1].setSub(newMax, newMin); + mObjectBounds[1].mul(0.5f); + } + + if (empty) + { + minOut = newMin; + maxOut = newMax; + } + else + { + minOut.setMin(minOut, newMin); + maxOut.setMax(maxOut, newMax); + } + + return TRUE; +} + +void LLSpatialGroup::unbound() +{ + if (isState(DIRTY)) + { + return; + } + + setState(DIRTY); + + //all the parent nodes need to rebound this child + if (mOctreeNode) + { + OctreeNode* parent = (OctreeNode*) mOctreeNode->getParent(); + while (parent != NULL) + { + LLSpatialGroup* group = (LLSpatialGroup*) parent->getListener(0); + if (group->isState(DIRTY)) + { + return; + } + + group->setState(DIRTY); + parent = (OctreeNode*) parent->getParent(); + } + } +} + +LLSpatialGroup* LLSpatialGroup::getParent() +{ + if (isDead()) + { + return NULL; + } + + if(!mOctreeNode) + { + return NULL; + } + OctreeNode* parent = mOctreeNode->getOctParent(); + + if (parent) + { + return (LLSpatialGroup*) parent->getListener(0); + } + + return NULL; +} + +BOOL LLSpatialGroup::removeObject(LLDrawable *drawablep, BOOL from_octree) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + unbound(); + if (mOctreeNode && !from_octree) + { + if (!mOctreeNode->remove(drawablep)) + { + OCT_ERRS << "Could not remove drawable from spatial group" << llendl; + } + } + else + { + drawablep->setSpatialGroup(NULL); + setState(GEOM_DIRTY); + gPipeline.markRebuild(this, TRUE); + + if (drawablep->isSpatialBridge()) + { + for (bridge_list_t::iterator i = mBridgeList.begin(); i != mBridgeList.end(); ++i) + { + if (*i == drawablep) + { + mBridgeList.erase(i); + break; + } + } + } + + if (getElementCount() == 0) + { //delete draw map on last element removal since a rebuild might never happen + clearDrawMap(); + } + } + return TRUE; +} + +void LLSpatialGroup::shift(const LLVector4a &offset) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + LLVector4a t = mOctreeNode->getCenter(); + t.add(offset); + mOctreeNode->setCenter(t); + mOctreeNode->updateMinMax(); + mBounds[0].add(offset); + mExtents[0].add(offset); + mExtents[1].add(offset); + mObjectBounds[0].add(offset); + mObjectExtents[0].add(offset); + mObjectExtents[1].add(offset); + + //if (!mSpatialPartition->mRenderByGroup) + { + setState(GEOM_DIRTY); + gPipeline.markRebuild(this, TRUE); + } + + if (mOcclusionVerts.notNull()) + { + setState(OCCLUSION_DIRTY); + } +} + +class LLSpatialSetState : public LLSpatialGroup::OctreeTraveler +{ +public: + U32 mState; + LLSpatialSetState(U32 state) : mState(state) { } + virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->setState(mState); } +}; + +class LLSpatialSetStateDiff : public LLSpatialSetState +{ +public: + LLSpatialSetStateDiff(U32 state) : LLSpatialSetState(state) { } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (!group->isState(mState)) + { + LLSpatialGroup::OctreeTraveler::traverse(n); + } + } +}; + +void LLSpatialGroup::setState(U32 state) +{ + mState |= state; + + llassert(state <= LLSpatialGroup::STATE_MASK); +} + +void LLSpatialGroup::setState(U32 state, S32 mode) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + llassert(state <= LLSpatialGroup::STATE_MASK); + + if (mode > STATE_MODE_SINGLE) + { + if (mode == STATE_MODE_DIFF) + { + LLSpatialSetStateDiff setter(state); + setter.traverse(mOctreeNode); + } + else + { + LLSpatialSetState setter(state); + setter.traverse(mOctreeNode); + } + } + else + { + mState |= state; + } +} + +class LLSpatialClearState : public LLSpatialGroup::OctreeTraveler +{ +public: + U32 mState; + LLSpatialClearState(U32 state) : mState(state) { } + virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->clearState(mState); } +}; + +class LLSpatialClearStateDiff : public LLSpatialClearState +{ +public: + LLSpatialClearStateDiff(U32 state) : LLSpatialClearState(state) { } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (group->isState(mState)) + { + LLSpatialGroup::OctreeTraveler::traverse(n); + } + } +}; + +void LLSpatialGroup::clearState(U32 state) +{ + llassert(state <= LLSpatialGroup::STATE_MASK); + + mState &= ~state; +} + +void LLSpatialGroup::clearState(U32 state, S32 mode) +{ + llassert(state <= LLSpatialGroup::STATE_MASK); + + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + if (mode > STATE_MODE_SINGLE) + { + if (mode == STATE_MODE_DIFF) + { + LLSpatialClearStateDiff clearer(state); + clearer.traverse(mOctreeNode); + } + else + { + LLSpatialClearState clearer(state); + clearer.traverse(mOctreeNode); + } + } + else + { + mState &= ~state; + } +} + +BOOL LLSpatialGroup::isState(U32 state) const +{ + llassert(state <= LLSpatialGroup::STATE_MASK); + + return mState & state ? TRUE : FALSE; +} + +//===================================== +// Occlusion State Set/Clear +//===================================== +class LLSpatialSetOcclusionState : public LLSpatialGroup::OctreeTraveler +{ +public: + U32 mState; + LLSpatialSetOcclusionState(U32 state) : mState(state) { } + virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->setOcclusionState(mState); } +}; + +class LLSpatialSetOcclusionStateDiff : public LLSpatialSetOcclusionState +{ +public: + LLSpatialSetOcclusionStateDiff(U32 state) : LLSpatialSetOcclusionState(state) { } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (!group->isOcclusionState(mState)) + { + LLSpatialGroup::OctreeTraveler::traverse(n); + } + } +}; + + +void LLSpatialGroup::setOcclusionState(U32 state, S32 mode) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + if (mode > STATE_MODE_SINGLE) + { + if (mode == STATE_MODE_DIFF) + { + LLSpatialSetOcclusionStateDiff setter(state); + setter.traverse(mOctreeNode); + } + else if (mode == STATE_MODE_BRANCH) + { + LLSpatialSetOcclusionState setter(state); + setter.traverse(mOctreeNode); + } + else + { + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + mOcclusionState[i] |= state; + + if ((state & DISCARD_QUERY) && mOcclusionQuery[i]) + { + sQueryPool.release(mOcclusionQuery[i]); + mOcclusionQuery[i] = 0; + } + } + } + } + else + { + mOcclusionState[LLViewerCamera::sCurCameraID] |= state; + if ((state & DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID]) + { + sQueryPool.release(mOcclusionQuery[LLViewerCamera::sCurCameraID]); + mOcclusionQuery[LLViewerCamera::sCurCameraID] = 0; + } + } +} + +class LLSpatialClearOcclusionState : public LLSpatialGroup::OctreeTraveler +{ +public: + U32 mState; + + LLSpatialClearOcclusionState(U32 state) : mState(state) { } + virtual void visit(const LLSpatialGroup::OctreeNode* branch) { ((LLSpatialGroup*) branch->getListener(0))->clearOcclusionState(mState); } +}; + +class LLSpatialClearOcclusionStateDiff : public LLSpatialClearOcclusionState +{ +public: + LLSpatialClearOcclusionStateDiff(U32 state) : LLSpatialClearOcclusionState(state) { } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (group->isOcclusionState(mState)) + { + LLSpatialGroup::OctreeTraveler::traverse(n); + } + } +}; + +void LLSpatialGroup::clearOcclusionState(U32 state, S32 mode) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + if (mode > STATE_MODE_SINGLE) + { + if (mode == STATE_MODE_DIFF) + { + LLSpatialClearOcclusionStateDiff clearer(state); + clearer.traverse(mOctreeNode); + } + else if (mode == STATE_MODE_BRANCH) + { + LLSpatialClearOcclusionState clearer(state); + clearer.traverse(mOctreeNode); + } + else + { + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + mOcclusionState[i] &= ~state; + } + } + } + else + { + mOcclusionState[LLViewerCamera::sCurCameraID] &= ~state; + } +} +//====================================== +// Octree Listener Implementation +//====================================== + +LLSpatialGroup::LLSpatialGroup(OctreeNode* node, LLSpatialPartition* part) : + mState(0), + mGeometryBytes(0), + mSurfaceArea(0.f), + mBuilt(0.f), + mOctreeNode(node), + mSpatialPartition(part), + mVertexBuffer(NULL), + mBufferUsage(part->mBufferUsage), + mDistance(0.f), + mDepth(0.f), + mLastUpdateDistance(-1.f), + mLastUpdateTime(gFrameTimeSeconds), + mAtlasList(4), + mCurUpdatingTime(0), + mCurUpdatingSlotp(NULL), + mCurUpdatingTexture (NULL) +{ + sNodeCount++; + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + mViewAngle.splat(0.f); + mLastUpdateViewAngle.splat(-1.f); + mExtents[0] = mExtents[1] = mObjectBounds[0] = mObjectBounds[0] = mObjectBounds[1] = + mObjectExtents[0] = mObjectExtents[1] = mViewAngle; + + sg_assert(mOctreeNode->getListenerCount() == 0); + mOctreeNode->addListener(this); + setState(SG_INITIAL_STATE_MASK); + gPipeline.markRebuild(this, TRUE); + + mBounds[0] = node->getCenter(); + mBounds[1] = node->getSize(); + + part->mLODSeed = (part->mLODSeed+1)%part->mLODPeriod; + mLODHash = part->mLODSeed; + + OctreeNode* oct_parent = node->getOctParent(); + + LLSpatialGroup* parent = oct_parent ? (LLSpatialGroup*) oct_parent->getListener(0) : NULL; + + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + mOcclusionQuery[i] = 0; + mOcclusionIssued[i] = 0; + mOcclusionState[i] = parent ? SG_STATE_INHERIT_MASK & parent->mOcclusionState[i] : 0; + mVisible[i] = 0; + } + + mOcclusionVerts = NULL; + + mRadius = 1; + mPixelArea = 1024.f; +} + +void LLSpatialGroup::updateDistance(LLCamera &camera) +{ + if (LLViewerCamera::sCurCameraID != LLViewerCamera::CAMERA_WORLD) + { + llwarns << "Attempted to update distance for camera other than world camera!" << llendl; + return; + } + +#if !LL_RELEASE_FOR_DOWNLOAD + if (isState(LLSpatialGroup::OBJECT_DIRTY)) + { + llerrs << "Spatial group dirty on distance update." << llendl; + } +#endif + if (!getData().empty()) + { + mRadius = mSpatialPartition->mRenderByGroup ? mObjectBounds[1].getLength3().getF32() : + (F32) mOctreeNode->getSize().getLength3().getF32(); + mDistance = mSpatialPartition->calcDistance(this, camera); + mPixelArea = mSpatialPartition->calcPixelArea(this, camera); + } +} + +F32 LLSpatialPartition::calcDistance(LLSpatialGroup* group, LLCamera& camera) +{ + LLVector4a eye; + LLVector4a origin; + origin.load3(camera.getOrigin().mV); + + eye.setSub(group->mObjectBounds[0], origin); + + F32 dist = 0.f; + + if (group->mDrawMap.find(LLRenderPass::PASS_ALPHA) != group->mDrawMap.end()) + { + LLVector4a v = eye; + + dist = eye.getLength3().getF32(); + eye.normalize3fast(); + + if (!group->isState(LLSpatialGroup::ALPHA_DIRTY)) + { + if (!group->mSpatialPartition->isBridge()) + { + LLVector4a view_angle = eye; + + LLVector4a diff; + diff.setSub(view_angle, group->mLastUpdateViewAngle); + + if (diff.getLength3().getF32() > 0.64f) + { + group->mViewAngle = view_angle; + group->mLastUpdateViewAngle = view_angle; + //for occasional alpha sorting within the group + //NOTE: If there is a trivial way to detect that alpha sorting here would not change the render order, + //not setting this node to dirty would be a very good thing + group->setState(LLSpatialGroup::ALPHA_DIRTY); + gPipeline.markRebuild(group, FALSE); + } + } + } + + //calculate depth of node for alpha sorting + + LLVector3 at = camera.getAtAxis(); + + LLVector4a ata; + ata.load3(at.mV); + + LLVector4a t = ata; + //front of bounding box + t.mul(0.25f); + t.mul(group->mObjectBounds[1]); + v.sub(t); + + group->mDepth = v.dot3(ata).getF32(); + } + else + { + dist = eye.getLength3().getF32(); + } + + if (dist < 16.f) + { + dist /= 16.f; + dist *= dist; + dist *= 16.f; + } + + return dist; +} + +F32 LLSpatialPartition::calcPixelArea(LLSpatialGroup* group, LLCamera& camera) +{ + return LLPipeline::calcPixelArea(group->mObjectBounds[0], group->mObjectBounds[1], camera); +} + +F32 LLSpatialGroup::getUpdateUrgency() const +{ + if (!isVisible()) + { + return 0.f; + } + else + { + F32 time = gFrameTimeSeconds-mLastUpdateTime+4.f; + return time + (mObjectBounds[1].dot3(mObjectBounds[1]).getF32()+1.f)/mDistance; + } +} + +BOOL LLSpatialGroup::needsUpdate() +{ + return (LLDrawable::getCurrentFrame()%mSpatialPartition->mLODPeriod == mLODHash) ? TRUE : FALSE; +} + +BOOL LLSpatialGroup::changeLOD() +{ + if (isState(ALPHA_DIRTY | OBJECT_DIRTY)) + { ///a rebuild is going to happen, update distance and LoD + return TRUE; + } + + if (mSpatialPartition->mSlopRatio > 0.f) + { + F32 ratio = (mDistance - mLastUpdateDistance)/(llmax(mLastUpdateDistance, mRadius)); + + if (fabsf(ratio) >= mSpatialPartition->mSlopRatio) + { + return TRUE; + } + + if (mDistance > mRadius*2.f) + { + return FALSE; + } + } + + if (needsUpdate()) + { + return TRUE; + } + + return FALSE; +} + +void LLSpatialGroup::handleInsertion(const TreeNode* node, LLDrawable* drawablep) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + addObject(drawablep, FALSE, TRUE); + unbound(); + setState(OBJECT_DIRTY); +} + +void LLSpatialGroup::handleRemoval(const TreeNode* node, LLDrawable* drawable) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + removeObject(drawable, TRUE); + setState(OBJECT_DIRTY); +} + +void LLSpatialGroup::handleDestruction(const TreeNode* node) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + setState(DEAD); + + for (element_iter i = getData().begin(); i != getData().end(); ++i) + { + LLDrawable* drawable = *i; + if (drawable->getSpatialGroup() == this) + { + drawable->setSpatialGroup(NULL); + } + } + + //clean up avatar attachment stats + LLSpatialBridge* bridge = mSpatialPartition->asBridge(); + if (bridge) + { + if (bridge->mAvatar.notNull()) + { + bridge->mAvatar->mAttachmentGeometryBytes -= mGeometryBytes; + bridge->mAvatar->mAttachmentSurfaceArea -= mSurfaceArea; + } + } + + clearDrawMap(); + mVertexBuffer = NULL; + mBufferMap.clear(); + sZombieGroups++; + mOctreeNode = NULL; +} + +void LLSpatialGroup::handleStateChange(const TreeNode* node) +{ + //drop bounding box upon state change + if (mOctreeNode != node) + { + mOctreeNode = (OctreeNode*) node; + } + unbound(); +} + +void LLSpatialGroup::handleChildAddition(const OctreeNode* parent, OctreeNode* child) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + if (child->getListenerCount() == 0) + { + new LLSpatialGroup(child, mSpatialPartition); + } + else + { + OCT_ERRS << "LLSpatialGroup redundancy detected." << llendl; + } + + unbound(); + + assert_states_valid(this); +} + +void LLSpatialGroup::handleChildRemoval(const OctreeNode* parent, const OctreeNode* child) +{ + unbound(); +} + +void LLSpatialGroup::destroyGL() +{ + setState(LLSpatialGroup::GEOM_DIRTY | LLSpatialGroup::IMAGE_DIRTY); + gPipeline.markRebuild(this, TRUE); + + mLastUpdateTime = gFrameTimeSeconds; + mVertexBuffer = NULL; + mBufferMap.clear(); + + clearDrawMap(); + + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + if (mOcclusionQuery[i]) + { + sQueryPool.release(mOcclusionQuery[i]); + mOcclusionQuery[i] = 0; + } + } + + mOcclusionVerts = NULL; + + for (LLSpatialGroup::element_iter i = getData().begin(); i != getData().end(); ++i) + { + LLDrawable* drawable = *i; + for (S32 j = 0; j < drawable->getNumFaces(); j++) + { + LLFace* facep = drawable->getFace(j); + facep->clearVertexBuffer(); + } + } +} + +BOOL LLSpatialGroup::rebound() +{ + if (!isState(DIRTY)) + { //return TRUE if we're not empty + return TRUE; + } + + if (mOctreeNode->getChildCount() == 1 && mOctreeNode->getElementCount() == 0) + { + LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(0)->getListener(0); + group->rebound(); + + //copy single child's bounding box + mBounds[0] = group->mBounds[0]; + mBounds[1] = group->mBounds[1]; + mExtents[0] = group->mExtents[0]; + mExtents[1] = group->mExtents[1]; + + group->setState(SKIP_FRUSTUM_CHECK); + } + else if (mOctreeNode->isLeaf()) + { //copy object bounding box if this is a leaf + boundObjects(TRUE, mExtents[0], mExtents[1]); + mBounds[0] = mObjectBounds[0]; + mBounds[1] = mObjectBounds[1]; + } + else + { + LLVector4a& newMin = mExtents[0]; + LLVector4a& newMax = mExtents[1]; + LLSpatialGroup* group = (LLSpatialGroup*) mOctreeNode->getChild(0)->getListener(0); + group->clearState(SKIP_FRUSTUM_CHECK); + group->rebound(); + //initialize to first child + newMin = group->mExtents[0]; + newMax = group->mExtents[1]; + + //first, rebound children + for (U32 i = 1; i < mOctreeNode->getChildCount(); i++) + { + group = (LLSpatialGroup*) mOctreeNode->getChild(i)->getListener(0); + group->clearState(SKIP_FRUSTUM_CHECK); + group->rebound(); + const LLVector4a& max = group->mExtents[1]; + const LLVector4a& min = group->mExtents[0]; + + newMax.setMax(newMax, max); + newMin.setMin(newMin, min); + } + + boundObjects(FALSE, newMin, newMax); + + mBounds[0].setAdd(newMin, newMax); + mBounds[0].mul(0.5f); + mBounds[1].setSub(newMax, newMin); + mBounds[1].mul(0.5f); + } + + setState(OCCLUSION_DIRTY); + + clearState(DIRTY); + + return TRUE; +} + +static LLFastTimer::DeclareTimer FTM_OCCLUSION_READBACK("Readback Occlusion"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_WAIT("Wait"); + +void LLSpatialGroup::checkOcclusion() +{ + if (LLPipeline::sUseOcclusion > 1) + { + LLFastTimer t(FTM_OCCLUSION_READBACK); + LLSpatialGroup* parent = getParent(); + if (parent && parent->isOcclusionState(LLSpatialGroup::OCCLUDED)) + { //if the parent has been marked as occluded, the child is implicitly occluded + clearOcclusionState(QUERY_PENDING | DISCARD_QUERY); + } + else if (isOcclusionState(QUERY_PENDING)) + { //otherwise, if a query is pending, read it back + + GLuint available = 0; + if (mOcclusionQuery[LLViewerCamera::sCurCameraID]) + { + glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available); + + if (mOcclusionIssued[LLViewerCamera::sCurCameraID] < gFrameCount) + { //query was issued last frame, wait until it's available + S32 max_loop = 1024; + LLFastTimer t(FTM_OCCLUSION_WAIT); + while (!available && max_loop-- > 0) + { + F32 max_time = llmin(gFrameIntervalSeconds*10.f, 1.f); + //do some usefu work while we wait + LLAppViewer::getTextureCache()->update(max_time); // unpauses the texture cache thread + LLAppViewer::getImageDecodeThread()->update(max_time); // unpauses the image thread + LLAppViewer::getTextureFetch()->update(max_time); // unpauses the texture fetch thread + + glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available); + } + } + } + else + { + available = 1; + } + + if (available) + { //result is available, read it back, otherwise wait until next frame + GLuint res = 1; + if (!isOcclusionState(DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID]) + { + glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_ARB, &res); +#if LL_TRACK_PENDING_OCCLUSION_QUERIES + sPendingQueries.erase(mOcclusionQuery[LLViewerCamera::sCurCameraID]); +#endif + } + else if (mOcclusionQuery[LLViewerCamera::sCurCameraID]) + { //delete the query to avoid holding onto hundreds of pending queries + sQueryPool.release(mOcclusionQuery[LLViewerCamera::sCurCameraID]); + mOcclusionQuery[LLViewerCamera::sCurCameraID] = 0; + } + + if (isOcclusionState(DISCARD_QUERY)) + { + res = 2; + } + + if (res > 0) + { + assert_states_valid(this); + clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF); + assert_states_valid(this); + } + else + { + assert_states_valid(this); + setOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF); + assert_states_valid(this); + } + + clearOcclusionState(QUERY_PENDING | DISCARD_QUERY); + } + } + else if (mSpatialPartition->isOcclusionEnabled() && isOcclusionState(LLSpatialGroup::OCCLUDED)) + { //check occlusion has been issued for occluded node that has not had a query issued + assert_states_valid(this); + clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF); + assert_states_valid(this); + } + } +} + +static LLFastTimer::DeclareTimer FTM_PUSH_OCCLUSION_VERTS("Push Occlusion"); +static LLFastTimer::DeclareTimer FTM_SET_OCCLUSION_STATE("Occlusion State"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_EARLY_FAIL("Occlusion Early Fail"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_ALLOCATE("Allocate"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_BUILD("Build"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_BEGIN_QUERY("Begin Query"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_END_QUERY("End Query"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_SET_BUFFER("Set Buffer"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_DRAW_WATER("Draw Water"); +static LLFastTimer::DeclareTimer FTM_OCCLUSION_DRAW("Draw"); + + + +void LLSpatialGroup::doOcclusion(LLCamera* camera) +{ + if (mSpatialPartition->isOcclusionEnabled() && LLPipeline::sUseOcclusion > 1) + { + // Don't cull hole/edge water, unless we have the GL_ARB_depth_clamp extension + if (earlyFail(camera, this)) + { + LLFastTimer t(FTM_OCCLUSION_EARLY_FAIL); + setOcclusionState(LLSpatialGroup::DISCARD_QUERY); + assert_states_valid(this); + clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF); + assert_states_valid(this); + } + else + { + if (!isOcclusionState(QUERY_PENDING) || isOcclusionState(DISCARD_QUERY)) + { + { //no query pending, or previous query to be discarded + LLFastTimer t(FTM_RENDER_OCCLUSION); + + if (!mOcclusionQuery[LLViewerCamera::sCurCameraID]) + { + LLFastTimer t(FTM_OCCLUSION_ALLOCATE); + mOcclusionQuery[LLViewerCamera::sCurCameraID] = sQueryPool.allocate(); + } + + if (mOcclusionVerts.isNull() || isState(LLSpatialGroup::OCCLUSION_DIRTY)) + { + LLFastTimer t(FTM_OCCLUSION_BUILD); + buildOcclusion(); + } + + // Depth clamp all water to avoid it being culled as a result of being + // behind the far clip plane, and in the case of edge water to avoid + // it being culled while still visible. + bool const use_depth_clamp = gGLManager.mHasDepthClamp && + (mSpatialPartition->mDrawableType == LLDrawPool::POOL_WATER || + mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER); + + LLGLEnable clamp(use_depth_clamp ? GL_DEPTH_CLAMP : 0); + +#if !LL_DARWIN + U32 mode = gGLManager.mHasOcclusionQuery2 ? GL_ANY_SAMPLES_PASSED : GL_SAMPLES_PASSED_ARB; +#else + U32 mode = GL_SAMPLES_PASSED_ARB; +#endif + +#if LL_TRACK_PENDING_OCCLUSION_QUERIES + sPendingQueries.insert(mOcclusionQuery[LLViewerCamera::sCurCameraID]); +#endif + + { + LLFastTimer t(FTM_PUSH_OCCLUSION_VERTS); + + //store which frame this query was issued on + mOcclusionIssued[LLViewerCamera::sCurCameraID] = gFrameCount; + + { + LLFastTimer t(FTM_OCCLUSION_BEGIN_QUERY); + glBeginQueryARB(mode, mOcclusionQuery[LLViewerCamera::sCurCameraID]); + } + + { + LLFastTimer t(FTM_OCCLUSION_SET_BUFFER); + mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX); + } + + if (!use_depth_clamp && mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER) + { + LLFastTimer t(FTM_OCCLUSION_DRAW_WATER); + + LLGLSquashToFarClip squash(glh_get_current_projection(), 1); + if (camera->getOrigin().isExactlyZero()) + { //origin is invalid, draw entire box + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0); + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8); + } + else + { + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0])); + } + } + else + { + LLFastTimer t(FTM_OCCLUSION_DRAW); + if (camera->getOrigin().isExactlyZero()) + { //origin is invalid, draw entire box + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0); + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8); + } + else + { + mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0])); + } + } + + + { + LLFastTimer t(FTM_OCCLUSION_END_QUERY); + glEndQueryARB(mode); + } + } + } + + { + LLFastTimer t(FTM_SET_OCCLUSION_STATE); + setOcclusionState(LLSpatialGroup::QUERY_PENDING); + clearOcclusionState(LLSpatialGroup::DISCARD_QUERY); + } + } + } + } +} + +//============================================== + +LLSpatialPartition::LLSpatialPartition(U32 data_mask, BOOL render_by_group, U32 buffer_usage) +: mRenderByGroup(render_by_group), mBridge(NULL) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + mOcclusionEnabled = TRUE; + mDrawableType = 0; + mPartitionType = LLViewerRegion::PARTITION_NONE; + mLODSeed = 0; + mLODPeriod = 1; + mVertexDataMask = data_mask; + mBufferUsage = buffer_usage; + mDepthMask = FALSE; + mSlopRatio = 0.25f; + mInfiniteFarClip = FALSE; + + LLVector4a center, size; + center.splat(0.f); + size.splat(1.f); + + mOctree = new LLSpatialGroup::OctreeRoot(center,size, + NULL); + new LLSpatialGroup(mOctree, this); +} + + +LLSpatialPartition::~LLSpatialPartition() +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + delete mOctree; + mOctree = NULL; +} + + +LLSpatialGroup *LLSpatialPartition::put(LLDrawable *drawablep, BOOL was_visible) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + drawablep->updateSpatialExtents(); + + //keep drawable from being garbage collected + LLPointer<LLDrawable> ptr = drawablep; + + assert_octree_valid(mOctree); + mOctree->insert(drawablep); + assert_octree_valid(mOctree); + + LLSpatialGroup* group = drawablep->getSpatialGroup(); + + if (group && was_visible && group->isOcclusionState(LLSpatialGroup::QUERY_PENDING)) + { + group->setOcclusionState(LLSpatialGroup::DISCARD_QUERY, LLSpatialGroup::STATE_MODE_ALL_CAMERAS); + } + + return group; +} + +BOOL LLSpatialPartition::remove(LLDrawable *drawablep, LLSpatialGroup *curp) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + drawablep->setSpatialGroup(NULL); + + if (!curp->removeObject(drawablep)) + { + OCT_ERRS << "Failed to remove drawable from octree!" << llendl; + } + + assert_octree_valid(mOctree); + + return TRUE; +} + +void LLSpatialPartition::move(LLDrawable *drawablep, LLSpatialGroup *curp, BOOL immediate) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + // sanity check submitted by open source user bushing Spatula + // who was seeing crashing here. (See VWR-424 reported by Bunny Mayne) + if (!drawablep) + { + OCT_ERRS << "LLSpatialPartition::move was passed a bad drawable." << llendl; + return; + } + + BOOL was_visible = curp ? curp->isVisible() : FALSE; + + if (curp && curp->mSpatialPartition != this) + { + //keep drawable from being garbage collected + LLPointer<LLDrawable> ptr = drawablep; + if (curp->mSpatialPartition->remove(drawablep, curp)) + { + put(drawablep, was_visible); + return; + } + else + { + OCT_ERRS << "Drawable lost between spatial partitions on outbound transition." << llendl; + } + } + + if (curp && curp->updateInGroup(drawablep, immediate)) + { + // Already updated, don't need to do anything + assert_octree_valid(mOctree); + return; + } + + //keep drawable from being garbage collected + LLPointer<LLDrawable> ptr = drawablep; + if (curp && !remove(drawablep, curp)) + { + OCT_ERRS << "Move couldn't find existing spatial group!" << llendl; + } + + put(drawablep, was_visible); +} + +class LLSpatialShift : public LLSpatialGroup::OctreeTraveler +{ +public: + const LLVector4a& mOffset; + + LLSpatialShift(const LLVector4a& offset) : mOffset(offset) { } + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + ((LLSpatialGroup*) branch->getListener(0))->shift(mOffset); + } +}; + +void LLSpatialPartition::shift(const LLVector4a &offset) +{ //shift octree node bounding boxes by offset + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + LLSpatialShift shifter(offset); + shifter.traverse(mOctree); +} + +class LLOctreeCull : public LLSpatialGroup::OctreeTraveler +{ +public: + LLOctreeCull(LLCamera* camera) + : mCamera(camera), mRes(0) { } + + virtual bool earlyFail(LLSpatialGroup* group) + { + group->checkOcclusion(); + + if (group->mOctreeNode->getParent() && //never occlusion cull the root node + LLPipeline::sUseOcclusion && //ignore occlusion if disabled + group->isOcclusionState(LLSpatialGroup::OCCLUDED)) + { + gPipeline.markOccluder(group); + return true; + } + + return false; + } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (earlyFail(group)) + { + return; + } + + if (mRes == 2 || + (mRes && group->isState(LLSpatialGroup::SKIP_FRUSTUM_CHECK))) + { //fully in, just add everything + LLSpatialGroup::OctreeTraveler::traverse(n); + } + else + { + mRes = frustumCheck(group); + + if (mRes) + { //at least partially in, run on down + LLSpatialGroup::OctreeTraveler::traverse(n); + } + + mRes = 0; + } + } + + virtual S32 frustumCheck(const LLSpatialGroup* group) + { + S32 res = mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]); + if (res != 0) + { + res = llmin(res, AABBSphereIntersect(group->mExtents[0], group->mExtents[1], mCamera->getOrigin(), mCamera->mFrustumCornerDist)); + } + return res; + } + + virtual S32 frustumCheckObjects(const LLSpatialGroup* group) + { + S32 res = mCamera->AABBInFrustumNoFarClip(group->mObjectBounds[0], group->mObjectBounds[1]); + if (res != 0) + { + res = llmin(res, AABBSphereIntersect(group->mObjectExtents[0], group->mObjectExtents[1], mCamera->getOrigin(), mCamera->mFrustumCornerDist)); + } + return res; + } + + virtual bool checkObjects(const LLSpatialGroup::OctreeNode* branch, const LLSpatialGroup* group) + { + if (branch->getElementCount() == 0) //no elements + { + return false; + } + else if (branch->getChildCount() == 0) //leaf state, already checked tightest bounding box + { + return true; + } + else if (mRes == 1 && !frustumCheckObjects(group)) //no objects in frustum + { + return false; + } + + return true; + } + + virtual void preprocess(LLSpatialGroup* group) + { + + } + + virtual void processGroup(LLSpatialGroup* group) + { + if (group->needsUpdate() || + group->mVisible[LLViewerCamera::sCurCameraID] < LLDrawable::getCurrentFrame() - 1) + { + group->doOcclusion(mCamera); + } + gPipeline.markNotCulled(group, *mCamera); + } + + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0); + + preprocess(group); + + if (checkObjects(branch, group)) + { + processGroup(group); + } + } + + LLCamera *mCamera; + S32 mRes; +}; + +class LLOctreeCullNoFarClip : public LLOctreeCull +{ +public: + LLOctreeCullNoFarClip(LLCamera* camera) + : LLOctreeCull(camera) { } + + virtual S32 frustumCheck(const LLSpatialGroup* group) + { + return mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]); + } + + virtual S32 frustumCheckObjects(const LLSpatialGroup* group) + { + S32 res = mCamera->AABBInFrustumNoFarClip(group->mObjectBounds[0], group->mObjectBounds[1]); + return res; + } +}; + +class LLOctreeCullShadow : public LLOctreeCull +{ +public: + LLOctreeCullShadow(LLCamera* camera) + : LLOctreeCull(camera) { } + + virtual S32 frustumCheck(const LLSpatialGroup* group) + { + return mCamera->AABBInFrustum(group->mBounds[0], group->mBounds[1]); + } + + virtual S32 frustumCheckObjects(const LLSpatialGroup* group) + { + return mCamera->AABBInFrustum(group->mObjectBounds[0], group->mObjectBounds[1]); + } +}; + +class LLOctreeCullVisExtents: public LLOctreeCullShadow +{ +public: + LLOctreeCullVisExtents(LLCamera* camera, LLVector4a& min, LLVector4a& max) + : LLOctreeCullShadow(camera), mMin(min), mMax(max), mEmpty(TRUE) { } + + virtual bool earlyFail(LLSpatialGroup* group) + { + if (group->mOctreeNode->getParent() && //never occlusion cull the root node + LLPipeline::sUseOcclusion && //ignore occlusion if disabled + group->isOcclusionState(LLSpatialGroup::OCCLUDED)) + { + return true; + } + + return false; + } + + virtual void traverse(const LLSpatialGroup::OctreeNode* n) + { + LLSpatialGroup* group = (LLSpatialGroup*) n->getListener(0); + + if (earlyFail(group)) + { + return; + } + + if ((mRes && group->isState(LLSpatialGroup::SKIP_FRUSTUM_CHECK)) || + mRes == 2) + { //don't need to do frustum check + LLSpatialGroup::OctreeTraveler::traverse(n); + } + else + { + mRes = frustumCheck(group); + + if (mRes) + { //at least partially in, run on down + LLSpatialGroup::OctreeTraveler::traverse(n); + } + + mRes = 0; + } + } + + virtual void processGroup(LLSpatialGroup* group) + { + llassert(!group->isState(LLSpatialGroup::DIRTY) && !group->getData().empty()) + + if (mRes < 2) + { + if (mCamera->AABBInFrustum(group->mObjectBounds[0], group->mObjectBounds[1]) > 0) + { + mEmpty = FALSE; + update_min_max(mMin, mMax, group->mObjectExtents[0]); + update_min_max(mMin, mMax, group->mObjectExtents[1]); + } + } + else + { + mEmpty = FALSE; + update_min_max(mMin, mMax, group->mExtents[0]); + update_min_max(mMin, mMax, group->mExtents[1]); + } + } + + BOOL mEmpty; + LLVector4a& mMin; + LLVector4a& mMax; +}; + +class LLOctreeCullDetectVisible: public LLOctreeCullShadow +{ +public: + LLOctreeCullDetectVisible(LLCamera* camera) + : LLOctreeCullShadow(camera), mResult(FALSE) { } + + virtual bool earlyFail(LLSpatialGroup* group) + { + if (mResult || //already found a node, don't check any more + (group->mOctreeNode->getParent() && //never occlusion cull the root node + LLPipeline::sUseOcclusion && //ignore occlusion if disabled + group->isOcclusionState(LLSpatialGroup::OCCLUDED))) + { + return true; + } + + return false; + } + + virtual void processGroup(LLSpatialGroup* group) + { + if (group->isVisible()) + { + mResult = TRUE; + } + } + + BOOL mResult; +}; + +class LLOctreeSelect : public LLOctreeCull +{ +public: + LLOctreeSelect(LLCamera* camera, std::vector<LLDrawable*>* results) + : LLOctreeCull(camera), mResults(results) { } + + virtual bool earlyFail(LLSpatialGroup* group) { return false; } + virtual void preprocess(LLSpatialGroup* group) { } + + virtual void processGroup(LLSpatialGroup* group) + { + LLSpatialGroup::OctreeNode* branch = group->mOctreeNode; + + for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i) + { + LLDrawable* drawable = *i; + + if (!drawable->isDead()) + { + if (drawable->isSpatialBridge()) + { + drawable->setVisible(*mCamera, mResults, TRUE); + } + else + { + mResults->push_back(drawable); + } + } + } + } + + std::vector<LLDrawable*>* mResults; +}; + +void drawBox(const LLVector3& c, const LLVector3& r) +{ + LLVertexBuffer::unbind(); + + gGL.begin(LLRender::TRIANGLE_STRIP); + //left front + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV); + //right front + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,1))).mV); + //right back + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,1))).mV); + //left back + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,1))).mV); + //left front + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV); + gGL.end(); + + //bottom + gGL.begin(LLRender::TRIANGLE_STRIP); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,-1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,-1))).mV); + gGL.end(); + + //top + gGL.begin(LLRender::TRIANGLE_STRIP); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,1,1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,1,1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(1,-1,1))).mV); + gGL.vertex3fv((c+r.scaledVec(LLVector3(-1,-1,1))).mV); + gGL.end(); +} + +void drawBox(const LLVector4a& c, const LLVector4a& r) +{ + drawBox(reinterpret_cast<const LLVector3&>(c), reinterpret_cast<const LLVector3&>(r)); +} + +void drawBoxOutline(const LLVector3& pos, const LLVector3& size) +{ + LLVector3 v1 = size.scaledVec(LLVector3( 1, 1,1)); + LLVector3 v2 = size.scaledVec(LLVector3(-1, 1,1)); + LLVector3 v3 = size.scaledVec(LLVector3(-1,-1,1)); + LLVector3 v4 = size.scaledVec(LLVector3( 1,-1,1)); + + gGL.begin(LLRender::LINES); + + //top + gGL.vertex3fv((pos+v1).mV); + gGL.vertex3fv((pos+v2).mV); + gGL.vertex3fv((pos+v2).mV); + gGL.vertex3fv((pos+v3).mV); + gGL.vertex3fv((pos+v3).mV); + gGL.vertex3fv((pos+v4).mV); + gGL.vertex3fv((pos+v4).mV); + gGL.vertex3fv((pos+v1).mV); + + //bottom + gGL.vertex3fv((pos-v1).mV); + gGL.vertex3fv((pos-v2).mV); + gGL.vertex3fv((pos-v2).mV); + gGL.vertex3fv((pos-v3).mV); + gGL.vertex3fv((pos-v3).mV); + gGL.vertex3fv((pos-v4).mV); + gGL.vertex3fv((pos-v4).mV); + gGL.vertex3fv((pos-v1).mV); + + //right + gGL.vertex3fv((pos+v1).mV); + gGL.vertex3fv((pos-v3).mV); + + gGL.vertex3fv((pos+v4).mV); + gGL.vertex3fv((pos-v2).mV); + + //left + gGL.vertex3fv((pos+v2).mV); + gGL.vertex3fv((pos-v4).mV); + + gGL.vertex3fv((pos+v3).mV); + gGL.vertex3fv((pos-v1).mV); + + gGL.end(); +} + +void drawBoxOutline(const LLVector4a& pos, const LLVector4a& size) +{ + drawBoxOutline(reinterpret_cast<const LLVector3&>(pos), reinterpret_cast<const LLVector3&>(size)); +} + +class LLOctreeDirty : public LLOctreeTraveler<LLDrawable> +{ +public: + virtual void visit(const LLOctreeNode<LLDrawable>* state) + { + LLSpatialGroup* group = (LLSpatialGroup*) state->getListener(0); + group->destroyGL(); + + for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i) + { + LLDrawable* drawable = *i; + if (drawable->getVObj().notNull() && !group->mSpatialPartition->mRenderByGroup) + { + gPipeline.markRebuild(drawable, LLDrawable::REBUILD_ALL, TRUE); + } + } + + for (LLSpatialGroup::bridge_list_t::iterator i = group->mBridgeList.begin(); i != group->mBridgeList.end(); ++i) + { + LLSpatialBridge* bridge = *i; + traverse(bridge->mOctree); + } + } +}; + +void LLSpatialPartition::restoreGL() +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); +} + +void LLSpatialPartition::resetVertexBuffers() +{ + LLOctreeDirty dirty; + dirty.traverse(mOctree); +} + +BOOL LLSpatialPartition::isOcclusionEnabled() +{ + return mOcclusionEnabled || LLPipeline::sUseOcclusion > 2; +} + +BOOL LLSpatialPartition::getVisibleExtents(LLCamera& camera, LLVector3& visMin, LLVector3& visMax) +{ + LLVector4a visMina, visMaxa; + visMina.load3(visMin.mV); + visMaxa.load3(visMax.mV); + + { + LLFastTimer ftm(FTM_CULL_REBOUND); + LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0); + group->rebound(); + } + + LLOctreeCullVisExtents vis(&camera, visMina, visMaxa); + vis.traverse(mOctree); + + visMin.set(visMina.getF32ptr()); + visMax.set(visMaxa.getF32ptr()); + return vis.mEmpty; +} + +BOOL LLSpatialPartition::visibleObjectsInFrustum(LLCamera& camera) +{ + LLOctreeCullDetectVisible vis(&camera); + vis.traverse(mOctree); + return vis.mResult; +} + +S32 LLSpatialPartition::cull(LLCamera &camera, std::vector<LLDrawable *>* results, BOOL for_select) +{ + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); +#if LL_OCTREE_PARANOIA_CHECK + ((LLSpatialGroup*)mOctree->getListener(0))->checkStates(); +#endif + { + LLFastTimer ftm(FTM_CULL_REBOUND); + LLSpatialGroup* group = (LLSpatialGroup*) mOctree->getListener(0); + group->rebound(); + } + +#if LL_OCTREE_PARANOIA_CHECK + ((LLSpatialGroup*)mOctree->getListener(0))->validate(); +#endif + + + if (for_select) + { + LLOctreeSelect selecter(&camera, results); + selecter.traverse(mOctree); + } + else if (LLPipeline::sShadowRender) + { + LLFastTimer ftm(FTM_FRUSTUM_CULL); + LLOctreeCullShadow culler(&camera); + culler.traverse(mOctree); + } + else if (mInfiniteFarClip || !LLPipeline::sUseFarClip) + { + LLFastTimer ftm(FTM_FRUSTUM_CULL); + LLOctreeCullNoFarClip culler(&camera); + culler.traverse(mOctree); + } + else + { + LLFastTimer ftm(FTM_FRUSTUM_CULL); + LLOctreeCull culler(&camera); + culler.traverse(mOctree); + } + + return 0; +} + +BOOL earlyFail(LLCamera* camera, LLSpatialGroup* group) +{ + if (camera->getOrigin().isExactlyZero()) + { + return FALSE; + } + + const F32 vel = SG_OCCLUSION_FUDGE*2.f; + LLVector4a fudge; + fudge.splat(vel); + + const LLVector4a& c = group->mBounds[0]; + LLVector4a r; + r.setAdd(group->mBounds[1], fudge); + + /*if (r.magVecSquared() > 1024.0*1024.0) + { + return TRUE; + }*/ + + LLVector4a e; + e.load3(camera->getOrigin().mV); + + LLVector4a min; + min.setSub(c,r); + LLVector4a max; + max.setAdd(c,r); + + S32 lt = e.lessThan(min).getGatheredBits() & 0x7; + if (lt) + { + return FALSE; + } + + S32 gt = e.greaterThan(max).getGatheredBits() & 0x7; + if (gt) + { + return FALSE; + } + + return TRUE; +} + + +void pushVerts(LLDrawInfo* params, U32 mask) +{ + LLRenderPass::applyModelMatrix(*params); + params->mVertexBuffer->setBuffer(mask); + params->mVertexBuffer->drawRange(params->mParticle ? LLRender::POINTS : LLRender::TRIANGLES, + params->mStart, params->mEnd, params->mCount, params->mOffset); +} + +void pushVerts(LLSpatialGroup* group, U32 mask) +{ + LLDrawInfo* params = NULL; + + for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i) + { + for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j) + { + params = *j; + pushVerts(params, mask); + } + } +} + +void pushVerts(LLFace* face, U32 mask) +{ + llassert(face->verify()); + + LLVertexBuffer* buffer = face->getVertexBuffer(); + + if (buffer && (face->getGeomCount() >= 3)) + { + buffer->setBuffer(mask); + U16 start = face->getGeomStart(); + U16 end = start + face->getGeomCount()-1; + U32 count = face->getIndicesCount(); + U16 offset = face->getIndicesStart(); + buffer->drawRange(LLRender::TRIANGLES, start, end, count, offset); + } +} + +void pushVerts(LLDrawable* drawable, U32 mask) +{ + for (S32 i = 0; i < drawable->getNumFaces(); ++i) + { + pushVerts(drawable->getFace(i), mask); + } +} + +void pushVerts(LLVolume* volume) +{ + LLVertexBuffer::unbind(); + for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i) + { + const LLVolumeFace& face = volume->getVolumeFace(i); + LLVertexBuffer::drawElements(LLRender::TRIANGLES, face.mPositions, NULL, face.mNumIndices, face.mIndices); + } +} + +void pushBufferVerts(LLVertexBuffer* buffer, U32 mask) +{ + if (buffer) + { + buffer->setBuffer(mask); + buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts()-1, buffer->getNumIndices(), 0); + } +} + +void pushBufferVerts(LLSpatialGroup* group, U32 mask) +{ + if (group->mSpatialPartition->mRenderByGroup) + { + if (!group->mDrawMap.empty()) + { + LLDrawInfo* params = *(group->mDrawMap.begin()->second.begin()); + LLRenderPass::applyModelMatrix(*params); + + pushBufferVerts(group->mVertexBuffer, mask); + + for (LLSpatialGroup::buffer_map_t::iterator i = group->mBufferMap.begin(); i != group->mBufferMap.end(); ++i) + { + for (LLSpatialGroup::buffer_texture_map_t::iterator j = i->second.begin(); j != i->second.end(); ++j) + { + for (LLSpatialGroup::buffer_list_t::iterator k = j->second.begin(); k != j->second.end(); ++k) + { + pushBufferVerts(*k, mask); + } + } + } + } + } + else + { + drawBox(group->mBounds[0], group->mBounds[1]); + } +} + +void pushVertsColorCoded(LLSpatialGroup* group, U32 mask) +{ + LLDrawInfo* params = NULL; + + LLColor4 colors[] = { + LLColor4::green, + LLColor4::green1, + LLColor4::green2, + LLColor4::green3, + LLColor4::green4, + LLColor4::green5, + LLColor4::green6 + }; + + static const U32 col_count = LL_ARRAY_SIZE(colors); + + U32 col = 0; + + for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i) + { + for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j) + { + params = *j; + LLRenderPass::applyModelMatrix(*params); + gGL.diffuseColor4f(colors[col].mV[0], colors[col].mV[1], colors[col].mV[2], 0.5f); + params->mVertexBuffer->setBuffer(mask); + params->mVertexBuffer->drawRange(params->mParticle ? LLRender::POINTS : LLRender::TRIANGLES, + params->mStart, params->mEnd, params->mCount, params->mOffset); + col = (col+1)%col_count; + } + } +} + +void renderOctree(LLSpatialGroup* group) +{ + //render solid object bounding box, color + //coded by buffer usage and activity + gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA); + LLVector4 col; + if (group->mBuilt > 0.f) + { + group->mBuilt -= 2.f * gFrameIntervalSeconds; + if (group->mBufferUsage == GL_STATIC_DRAW_ARB) + { + col.setVec(1.0f, 0, 0, group->mBuilt*0.5f); + } + else + { + col.setVec(0.1f,0.1f,1,0.1f); + //col.setVec(1.0f, 1.0f, 0, sinf(group->mBuilt*3.14159f)*0.5f); + } + + if (group->mBufferUsage != GL_STATIC_DRAW_ARB) + { + LLGLDepthTest gl_depth(FALSE, FALSE); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + gGL.diffuseColor4f(1,0,0,group->mBuilt); + gGL.flush(); + glLineWidth(5.f); + drawBoxOutline(group->mObjectBounds[0], group->mObjectBounds[1]); + gGL.flush(); + glLineWidth(1.f); + gGL.flush(); + for (LLSpatialGroup::element_iter i = group->getData().begin(); i != group->getData().end(); ++i) + { + LLDrawable* drawable = *i; + if (!group->mSpatialPartition->isBridge()) + { + gGL.pushMatrix(); + LLVector3 trans = drawable->getRegion()->getOriginAgent(); + gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]); + } + + for (S32 j = 0; j < drawable->getNumFaces(); j++) + { + LLFace* face = drawable->getFace(j); + if (face->getVertexBuffer()) + { + if (gFrameTimeSeconds - face->mLastUpdateTime < 0.5f) + { + gGL.diffuseColor4f(0, 1, 0, group->mBuilt); + } + else if (gFrameTimeSeconds - face->mLastMoveTime < 0.5f) + { + gGL.diffuseColor4f(1, 0, 0, group->mBuilt); + } + else + { + continue; + } + + face->getVertexBuffer()->setBuffer(LLVertexBuffer::MAP_VERTEX); + //drawBox((face->mExtents[0] + face->mExtents[1])*0.5f, + // (face->mExtents[1]-face->mExtents[0])*0.5f); + face->getVertexBuffer()->draw(LLRender::TRIANGLES, face->getIndicesCount(), face->getIndicesStart()); + } + } + + if (!group->mSpatialPartition->isBridge()) + { + gGL.popMatrix(); + } + } + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + gGL.diffuseColor4f(1,1,1,1); + } + } + else + { + if (group->mBufferUsage == GL_STATIC_DRAW_ARB && !group->getData().empty() + && group->mSpatialPartition->mRenderByGroup) + { + col.setVec(0.8f, 0.4f, 0.1f, 0.1f); + } + else + { + col.setVec(0.1f, 0.1f, 1.f, 0.1f); + } + } + + gGL.diffuseColor4fv(col.mV); + LLVector4a fudge; + fudge.splat(0.001f); + LLVector4a size = group->mObjectBounds[1]; + size.mul(1.01f); + size.add(fudge); + + //{ + // LLGLDepthTest depth(GL_TRUE, GL_FALSE); + // drawBox(group->mObjectBounds[0], fudge); + //} + + gGL.setSceneBlendType(LLRender::BT_ALPHA); + + //if (group->mBuilt <= 0.f) + { + //draw opaque outline + //gGL.diffuseColor4f(col.mV[0], col.mV[1], col.mV[2], 1.f); + //drawBoxOutline(group->mObjectBounds[0], group->mObjectBounds[1]); + + gGL.diffuseColor4f(0,1,1,1); + drawBoxOutline(group->mBounds[0],group->mBounds[1]); + + //draw bounding box for draw info + /*if (group->mSpatialPartition->mRenderByGroup) + { + gGL.diffuseColor4f(1.0f, 0.75f, 0.25f, 0.6f); + for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i) + { + for (LLSpatialGroup::drawmap_elem_t::iterator j = i->second.begin(); j != i->second.end(); ++j) + { + LLDrawInfo* draw_info = *j; + LLVector4a center; + center.setAdd(draw_info->mExtents[1], draw_info->mExtents[0]); + center.mul(0.5f); + LLVector4a size; + size.setSub(draw_info->mExtents[1], draw_info->mExtents[0]); + size.mul(0.5f); + drawBoxOutline(center, size); + } + } + }*/ + } + +// LLSpatialGroup::OctreeNode* node = group->mOctreeNode; +// gGL.diffuseColor4f(0,1,0,1); +// drawBoxOutline(LLVector3(node->getCenter()), LLVector3(node->getSize())); +} + +void renderVisibility(LLSpatialGroup* group, LLCamera* camera) +{ + LLGLEnable blend(GL_BLEND); + gGL.setSceneBlendType(LLRender::BT_ALPHA); + LLGLEnable cull(GL_CULL_FACE); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + BOOL render_objects = (!LLPipeline::sUseOcclusion || !group->isOcclusionState(LLSpatialGroup::OCCLUDED)) && group->isVisible() && + !group->getData().empty(); + + if (render_objects) + { + LLGLDepthTest depth_under(GL_TRUE, GL_FALSE, GL_GREATER); + gGL.diffuseColor4f(0, 0.5f, 0, 0.5f); + gGL.diffuseColor4f(0, 0.5f, 0, 0.5f); + pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX); + } + + { + LLGLDepthTest depth_over(GL_TRUE, GL_FALSE, GL_LEQUAL); + + if (render_objects) + { + gGL.diffuseColor4f(0.f, 0.5f, 0.f,1.f); + gGL.diffuseColor4f(0.f, 0.5f, 0.f, 1.f); + pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX); + } + + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + + if (render_objects) + { + gGL.diffuseColor4f(0.f, 0.75f, 0.f,0.5f); + gGL.diffuseColor4f(0.f, 0.75f, 0.f, 0.5f); + pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX); + } + /*else if (camera && group->mOcclusionVerts.notNull()) + { + LLVertexBuffer::unbind(); + group->mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX); + + gGL.diffuseColor4f(1.0f, 0.f, 0.f, 0.5f); + group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0])); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + gGL.diffuseColor4f(1.0f, 1.f, 1.f, 1.0f); + group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0])); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + }*/ + } +} + +void renderCrossHairs(LLVector3 position, F32 size, LLColor4 color) +{ + gGL.diffuseColor4fv(color.mV); + gGL.begin(LLRender::LINES); + { + gGL.vertex3fv((position - LLVector3(size, 0.f, 0.f)).mV); + gGL.vertex3fv((position + LLVector3(size, 0.f, 0.f)).mV); + gGL.vertex3fv((position - LLVector3(0.f, size, 0.f)).mV); + gGL.vertex3fv((position + LLVector3(0.f, size, 0.f)).mV); + gGL.vertex3fv((position - LLVector3(0.f, 0.f, size)).mV); + gGL.vertex3fv((position + LLVector3(0.f, 0.f, size)).mV); + } + gGL.end(); +} + +void renderUpdateType(LLDrawable* drawablep) +{ + LLViewerObject* vobj = drawablep->getVObj(); + if (!vobj || OUT_UNKNOWN == vobj->getLastUpdateType()) + { + return; + } + LLGLEnable blend(GL_BLEND); + switch (vobj->getLastUpdateType()) + { + case OUT_FULL: + gGL.diffuseColor4f(0,1,0,0.5f); + break; + case OUT_TERSE_IMPROVED: + gGL.diffuseColor4f(0,1,1,0.5f); + break; + case OUT_FULL_COMPRESSED: + if (vobj->getLastUpdateCached()) + { + gGL.diffuseColor4f(1,0,0,0.5f); + } + else + { + gGL.diffuseColor4f(1,1,0,0.5f); + } + break; + case OUT_FULL_CACHED: + gGL.diffuseColor4f(0,0,1,0.5f); + break; + default: + llwarns << "Unknown update_type " << vobj->getLastUpdateType() << llendl; + break; + }; + S32 num_faces = drawablep->getNumFaces(); + if (num_faces) + { + for (S32 i = 0; i < num_faces; ++i) + { + pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX); + } + } +} + +void renderComplexityDisplay(LLDrawable* drawablep) +{ + LLViewerObject* vobj = drawablep->getVObj(); + if (!vobj) + { + return; + } + + LLVOVolume *voVol = dynamic_cast<LLVOVolume*>(vobj); + + if (!voVol) + { + return; + } + + if (!voVol->isRoot()) + { + return; + } + + LLVOVolume::texture_cost_t textures; + F32 cost = (F32) voVol->getRenderCost(textures); + + // add any child volumes + LLViewerObject::const_child_list_t children = voVol->getChildren(); + for (LLViewerObject::const_child_list_t::const_iterator iter = children.begin(); iter != children.end(); ++iter) + { + const LLViewerObject *child = *iter; + const LLVOVolume *child_volume = dynamic_cast<const LLVOVolume*>(child); + if (child_volume) + { + cost += child_volume->getRenderCost(textures); + } + } + + // add texture cost + for (LLVOVolume::texture_cost_t::iterator iter = textures.begin(); iter != textures.end(); ++iter) + { + // add the cost of each individual texture in the linkset + cost += iter->second; + } + + F32 cost_max = (F32) LLVOVolume::getRenderComplexityMax(); + + + + // allow user to set a static color scale + if (gSavedSettings.getS32("RenderComplexityStaticMax") > 0) + { + cost_max = gSavedSettings.getS32("RenderComplexityStaticMax"); + } + + F32 cost_ratio = cost / cost_max; + + // cap cost ratio at 1.0f in case cost_max is at a low threshold + cost_ratio = cost_ratio > 1.0f ? 1.0f : cost_ratio; + + LLGLEnable blend(GL_BLEND); + + LLColor4 color; + const LLColor4 color_min = gSavedSettings.getColor4("RenderComplexityColorMin"); + const LLColor4 color_mid = gSavedSettings.getColor4("RenderComplexityColorMid"); + const LLColor4 color_max = gSavedSettings.getColor4("RenderComplexityColorMax"); + + if (cost_ratio < 0.5f) + { + color = color_min * (1 - cost_ratio * 2) + color_mid * (cost_ratio * 2); + } + else + { + color = color_mid * (1 - (cost_ratio - 0.5) * 2) + color_max * ((cost_ratio - 0.5) * 2); + } + + LLSD color_val = color.getValue(); + + // don't highlight objects below the threshold + if (cost > gSavedSettings.getS32("RenderComplexityThreshold")) + { + glColor4f(color[0],color[1],color[2],0.5f); + + + S32 num_faces = drawablep->getNumFaces(); + if (num_faces) + { + for (S32 i = 0; i < num_faces; ++i) + { + pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX); + } + } + LLViewerObject::const_child_list_t children = voVol->getChildren(); + for (LLViewerObject::const_child_list_t::const_iterator iter = children.begin(); iter != children.end(); ++iter) + { + const LLViewerObject *child = *iter; + if (child) + { + num_faces = child->getNumFaces(); + if (num_faces) + { + for (S32 i = 0; i < num_faces; ++i) + { + pushVerts(child->mDrawable->getFace(i), LLVertexBuffer::MAP_VERTEX); + } + } + } + } + } + + voVol->setDebugText(llformat("%4.0f", cost)); +} + +void renderBoundingBox(LLDrawable* drawable, BOOL set_color = TRUE) +{ + if (set_color) + { + if (drawable->isSpatialBridge()) + { + gGL.diffuseColor4f(1,0.5f,0,1); + } + else if (drawable->getVOVolume()) + { + if (drawable->isRoot()) + { + gGL.diffuseColor4f(1,1,0,1); + } + else + { + gGL.diffuseColor4f(0,1,0,1); + } + } + else if (drawable->getVObj()) + { + switch (drawable->getVObj()->getPCode()) + { + case LLViewerObject::LL_VO_SURFACE_PATCH: + gGL.diffuseColor4f(0,1,1,1); + break; + case LLViewerObject::LL_VO_CLOUDS: + // no longer used + break; + case LLViewerObject::LL_VO_PART_GROUP: + case LLViewerObject::LL_VO_HUD_PART_GROUP: + gGL.diffuseColor4f(0,0,1,1); + break; + case LLViewerObject::LL_VO_VOID_WATER: + case LLViewerObject::LL_VO_WATER: + gGL.diffuseColor4f(0,0.5f,1,1); + break; + case LL_PCODE_LEGACY_TREE: + gGL.diffuseColor4f(0,0.5f,0,1); + break; + default: + gGL.diffuseColor4f(1,0,1,1); + break; + } + } + else + { + gGL.diffuseColor4f(1,0,0,1); + } + } + + const LLVector4a* ext; + LLVector4a pos, size; + + //render face bounding boxes + for (S32 i = 0; i < drawable->getNumFaces(); i++) + { + LLFace* facep = drawable->getFace(i); + + ext = facep->mExtents; + + pos.setAdd(ext[0], ext[1]); + pos.mul(0.5f); + size.setSub(ext[1], ext[0]); + size.mul(0.5f); + + drawBoxOutline(pos,size); + } + + //render drawable bounding box + ext = drawable->getSpatialExtents(); + + pos.setAdd(ext[0], ext[1]); + pos.mul(0.5f); + size.setSub(ext[1], ext[0]); + size.mul(0.5f); + + LLViewerObject* vobj = drawable->getVObj(); + if (vobj && vobj->onActiveList()) + { + gGL.flush(); + glLineWidth(llmax(4.f*sinf(gFrameTimeSeconds*2.f)+1.f, 1.f)); + //glLineWidth(4.f*(sinf(gFrameTimeSeconds*2.f)*0.25f+0.75f)); + stop_glerror(); + drawBoxOutline(pos,size); + gGL.flush(); + glLineWidth(1.f); + } + else + { + drawBoxOutline(pos,size); + } +} + +void renderNormals(LLDrawable* drawablep) +{ + LLVertexBuffer::unbind(); + + LLVOVolume* vol = drawablep->getVOVolume(); + if (vol) + { + LLVolume* volume = vol->getVolume(); + gGL.pushMatrix(); + gGL.multMatrix((F32*) vol->getRelativeXform().mMatrix); + + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + + LLVector4a scale(gSavedSettings.getF32("RenderDebugNormalScale")); + + for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i) + { + const LLVolumeFace& face = volume->getVolumeFace(i); + + for (S32 j = 0; j < face.mNumVertices; ++j) + { + gGL.begin(LLRender::LINES); + LLVector4a n,p; + + n.setMul(face.mNormals[j], scale); + p.setAdd(face.mPositions[j], n); + + gGL.diffuseColor4f(1,1,1,1); + gGL.vertex3fv(face.mPositions[j].getF32ptr()); + gGL.vertex3fv(p.getF32ptr()); + + if (face.mBinormals) + { + n.setMul(face.mBinormals[j], scale); + p.setAdd(face.mPositions[j], n); + + gGL.diffuseColor4f(0,1,1,1); + gGL.vertex3fv(face.mPositions[j].getF32ptr()); + gGL.vertex3fv(p.getF32ptr()); + } + gGL.end(); + } + } + + gGL.popMatrix(); + } +} + +S32 get_physics_detail(const LLVolumeParams& volume_params, const LLVector3& scale) +{ + const S32 DEFAULT_DETAIL = 1; + const F32 LARGE_THRESHOLD = 5.f; + const F32 MEGA_THRESHOLD = 25.f; + + S32 detail = DEFAULT_DETAIL; + F32 avg_scale = (scale[0]+scale[1]+scale[2])/3.f; + + if (avg_scale > LARGE_THRESHOLD) + { + detail += 1; + if (avg_scale > MEGA_THRESHOLD) + { + detail += 1; + } + } + + return detail; +} + +void renderMeshBaseHull(LLVOVolume* volume, U32 data_mask, LLColor4& color, LLColor4& line_color) +{ + LLUUID mesh_id = volume->getVolume()->getParams().getSculptID(); + LLModel::Decomposition* decomp = gMeshRepo.getDecomposition(mesh_id); + + const LLVector3 center(0,0,0); + const LLVector3 size(0.25f,0.25f,0.25f); + + if (decomp) + { + if (!decomp->mBaseHullMesh.empty()) + { + gGL.diffuseColor4fv(color.mV); + LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mBaseHullMesh.mPositions, decomp->mBaseHullMesh.mNormals); + } + else + { + gMeshRepo.buildPhysicsMesh(*decomp); + gGL.diffuseColor4f(0,1,1,1); + drawBoxOutline(center, size); + } + + } + else + { + gGL.diffuseColor3f(1,0,1); + drawBoxOutline(center, size); + } +} + +void render_hull(LLModel::PhysicsMesh& mesh, const LLColor4& color, const LLColor4& line_color) +{ + gGL.diffuseColor4fv(color.mV); + LLVertexBuffer::drawArrays(LLRender::TRIANGLES, mesh.mPositions, mesh.mNormals); + LLGLEnable offset(GL_POLYGON_OFFSET_LINE); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + glPolygonOffset(3.f, 3.f); + glLineWidth(3.f); + gGL.diffuseColor4fv(line_color.mV); + LLVertexBuffer::drawArrays(LLRender::TRIANGLES, mesh.mPositions, mesh.mNormals); + glLineWidth(1.f); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); +} + +void renderPhysicsShape(LLDrawable* drawable, LLVOVolume* volume) +{ + U8 physics_type = volume->getPhysicsShapeType(); + + if (physics_type == LLViewerObject::PHYSICS_SHAPE_NONE || volume->isFlexible()) + { + return; + } + + //not allowed to return at this point without rendering *something* + + F32 threshold = gSavedSettings.getF32("ObjectCostHighThreshold"); + F32 cost = volume->getObjectCost(); + + LLColor4 low = gSavedSettings.getColor4("ObjectCostLowColor"); + LLColor4 mid = gSavedSettings.getColor4("ObjectCostMidColor"); + LLColor4 high = gSavedSettings.getColor4("ObjectCostHighColor"); + + F32 normalizedCost = 1.f - exp( -(cost / threshold) ); + + LLColor4 color; + if ( normalizedCost <= 0.5f ) + { + color = lerp( low, mid, 2.f * normalizedCost ); + } + else + { + color = lerp( mid, high, 2.f * ( normalizedCost - 0.5f ) ); + } + + LLColor4 line_color = color*0.5f; + + U32 data_mask = LLVertexBuffer::MAP_VERTEX; + + LLVolumeParams volume_params = volume->getVolume()->getParams(); + + LLPhysicsVolumeParams physics_params(volume_params, + physics_type == LLViewerObject::PHYSICS_SHAPE_CONVEX_HULL); + + LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification physics_spec; + LLPhysicsShapeBuilderUtil::determinePhysicsShape(physics_params, volume->getScale(), physics_spec); + + U32 type = physics_spec.getType(); + + LLVector3 center(0,0,0); + LLVector3 size(0.25f,0.25f,0.25f); + + gGL.pushMatrix(); + gGL.multMatrix((F32*) volume->getRelativeXform().mMatrix); + + if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::USER_MESH) + { + LLUUID mesh_id = volume->getVolume()->getParams().getSculptID(); + LLModel::Decomposition* decomp = gMeshRepo.getDecomposition(mesh_id); + + if (decomp) + { //render a physics based mesh + + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + + if (!decomp->mHull.empty()) + { //decomposition exists, use that + + if (decomp->mMesh.empty()) + { + gMeshRepo.buildPhysicsMesh(*decomp); + } + + for (U32 i = 0; i < decomp->mMesh.size(); ++i) + { + render_hull(decomp->mMesh[i], color, line_color); + } + } + else if (!decomp->mPhysicsShapeMesh.empty()) + { + //decomp has physics mesh, render that mesh + gGL.diffuseColor4fv(color.mV); + LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mPhysicsShapeMesh.mPositions, decomp->mPhysicsShapeMesh.mNormals); + + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + gGL.diffuseColor4fv(line_color.mV); + LLVertexBuffer::drawArrays(LLRender::TRIANGLES, decomp->mPhysicsShapeMesh.mPositions, decomp->mPhysicsShapeMesh.mNormals); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + } + else + { //no mesh or decomposition, render base hull + renderMeshBaseHull(volume, data_mask, color, line_color); + + if (decomp->mPhysicsShapeMesh.empty()) + { + //attempt to fetch physics shape mesh if available + gMeshRepo.fetchPhysicsShape(mesh_id); + } + } + } + else + { + gGL.diffuseColor3f(1,1,0); + drawBoxOutline(center, size); + } + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::USER_CONVEX || + type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_CONVEX) + { + if (volume->isMesh()) + { + renderMeshBaseHull(volume, data_mask, color, line_color); + } + else + { + LLVolumeParams volume_params = volume->getVolume()->getParams(); + S32 detail = get_physics_detail(volume_params, volume->getScale()); + LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail); + + if (!phys_volume->mHullPoints) + { //build convex hull + std::vector<LLVector3> pos; + std::vector<U16> index; + + S32 index_offset = 0; + + for (S32 i = 0; i < phys_volume->getNumVolumeFaces(); ++i) + { + const LLVolumeFace& face = phys_volume->getVolumeFace(i); + if (index_offset + face.mNumVertices > 65535) + { + continue; + } + + for (S32 j = 0; j < face.mNumVertices; ++j) + { + pos.push_back(LLVector3(face.mPositions[j].getF32ptr())); + } + + for (S32 j = 0; j < face.mNumIndices; ++j) + { + index.push_back(face.mIndices[j]+index_offset); + } + + index_offset += face.mNumVertices; + } + + if (!pos.empty() && !index.empty()) + { + LLCDMeshData mesh; + mesh.mIndexBase = &index[0]; + mesh.mVertexBase = pos[0].mV; + mesh.mNumVertices = pos.size(); + mesh.mVertexStrideBytes = 12; + mesh.mIndexStrideBytes = 6; + mesh.mIndexType = LLCDMeshData::INT_16; + + mesh.mNumTriangles = index.size()/3; + + LLCDMeshData res; + + LLConvexDecomposition::getInstance()->generateSingleHullMeshFromMesh( &mesh, &res ); + + //copy res into phys_volume + phys_volume->mHullPoints = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*res.mNumVertices); + phys_volume->mNumHullPoints = res.mNumVertices; + + S32 idx_size = (res.mNumTriangles*3*2+0xF) & ~0xF; + phys_volume->mHullIndices = (U16*) ll_aligned_malloc_16(idx_size); + phys_volume->mNumHullIndices = res.mNumTriangles*3; + + const F32* v = res.mVertexBase; + + for (S32 i = 0; i < res.mNumVertices; ++i) + { + F32* p = (F32*) ((U8*)v+i*res.mVertexStrideBytes); + phys_volume->mHullPoints[i].load3(p); + } + + if (res.mIndexType == LLCDMeshData::INT_16) + { + for (S32 i = 0; i < res.mNumTriangles; ++i) + { + U16* idx = (U16*) (((U8*)res.mIndexBase)+i*res.mIndexStrideBytes); + + phys_volume->mHullIndices[i*3+0] = idx[0]; + phys_volume->mHullIndices[i*3+1] = idx[1]; + phys_volume->mHullIndices[i*3+2] = idx[2]; + } + } + else + { + for (S32 i = 0; i < res.mNumTriangles; ++i) + { + U32* idx = (U32*) (((U8*)res.mIndexBase)+i*res.mIndexStrideBytes); + + phys_volume->mHullIndices[i*3+0] = (U16) idx[0]; + phys_volume->mHullIndices[i*3+1] = (U16) idx[1]; + phys_volume->mHullIndices[i*3+2] = (U16) idx[2]; + } + } + } + } + + if (phys_volume->mHullPoints) + { + //render hull + + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + gGL.diffuseColor4fv(line_color.mV); + LLVertexBuffer::unbind(); + + llassert(!LLGLSLShader::sNoFixedFunction || LLGLSLShader::sCurBoundShader != 0); + + LLVertexBuffer::drawElements(LLRender::TRIANGLES, phys_volume->mHullPoints, NULL, phys_volume->mNumHullIndices, phys_volume->mHullIndices); + + gGL.diffuseColor4fv(color.mV); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + LLVertexBuffer::drawElements(LLRender::TRIANGLES, phys_volume->mHullPoints, NULL, phys_volume->mNumHullIndices, phys_volume->mHullIndices); + + } + else + { + gGL.diffuseColor4f(1,0,1,1); + drawBoxOutline(center, size); + } + + LLPrimitive::sVolumeManager->unrefVolume(phys_volume); + } + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::BOX) + { + LLVector3 center = physics_spec.getCenter(); + LLVector3 scale = physics_spec.getScale(); + LLVector3 vscale = volume->getScale()*2.f; + scale.set(scale[0]/vscale[0], scale[1]/vscale[1], scale[2]/vscale[2]); + + gGL.diffuseColor4fv(color.mV); + drawBox(center, scale); + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::SPHERE) + { + /*LLVolumeParams volume_params; + volume_params.setType( LL_PCODE_PROFILE_CIRCLE_HALF, LL_PCODE_PATH_CIRCLE ); + volume_params.setBeginAndEndS( 0.f, 1.f ); + volume_params.setBeginAndEndT( 0.f, 1.f ); + volume_params.setRatio ( 1, 1 ); + volume_params.setShear ( 0, 0 ); + LLVolume* sphere = LLPrimitive::sVolumeManager->refVolume(volume_params, 3); + + gGL.diffuseColor4fv(color.mV); + pushVerts(sphere); + LLPrimitive::sVolumeManager->unrefVolume(sphere);*/ + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::CYLINDER) + { + LLVolumeParams volume_params; + volume_params.setType( LL_PCODE_PROFILE_CIRCLE, LL_PCODE_PATH_LINE ); + volume_params.setBeginAndEndS( 0.f, 1.f ); + volume_params.setBeginAndEndT( 0.f, 1.f ); + volume_params.setRatio ( 1, 1 ); + volume_params.setShear ( 0, 0 ); + LLVolume* cylinder = LLPrimitive::sVolumeManager->refVolume(volume_params, 3); + + gGL.diffuseColor4fv(color.mV); + pushVerts(cylinder); + LLPrimitive::sVolumeManager->unrefVolume(cylinder); + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_MESH) + { + LLVolumeParams volume_params = volume->getVolume()->getParams(); + S32 detail = get_physics_detail(volume_params, volume->getScale()); + + LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + gGL.diffuseColor4fv(line_color.mV); + pushVerts(phys_volume); + + gGL.diffuseColor4fv(color.mV); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + pushVerts(phys_volume); + LLPrimitive::sVolumeManager->unrefVolume(phys_volume); + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::PRIM_CONVEX) + { + LLVolumeParams volume_params = volume->getVolume()->getParams(); + S32 detail = get_physics_detail(volume_params, volume->getScale()); + + LLVolume* phys_volume = LLPrimitive::sVolumeManager->refVolume(volume_params, detail); + + if (phys_volume->mHullPoints && phys_volume->mHullIndices) + { + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + llassert(!LLGLSLShader::sNoFixedFunction || LLGLSLShader::sCurBoundShader != 0); + LLVertexBuffer::unbind(); + glVertexPointer(3, GL_FLOAT, 16, phys_volume->mHullPoints); + gGL.diffuseColor4fv(line_color.mV); + gGL.syncMatrices(); + glDrawElements(GL_TRIANGLES, phys_volume->mNumHullIndices, GL_UNSIGNED_SHORT, phys_volume->mHullIndices); + + gGL.diffuseColor4fv(color.mV); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + glDrawElements(GL_TRIANGLES, phys_volume->mNumHullIndices, GL_UNSIGNED_SHORT, phys_volume->mHullIndices); + } + else + { + gGL.diffuseColor3f(1,0,1); + drawBoxOutline(center, size); + gMeshRepo.buildHull(volume_params, detail); + } + LLPrimitive::sVolumeManager->unrefVolume(phys_volume); + } + else if (type == LLPhysicsShapeBuilderUtil::PhysicsShapeSpecification::SCULPT) + { + //TODO: implement sculpted prim physics display + } + else + { + llerrs << "Unhandled type" << llendl; + } + + gGL.popMatrix(); +} + +void renderPhysicsShapes(LLSpatialGroup* group) +{ + for (LLSpatialGroup::OctreeNode::const_element_iter i = group->getData().begin(); i != group->getData().end(); ++i) + { + LLDrawable* drawable = *i; + LLVOVolume* volume = drawable->getVOVolume(); + if (volume && !volume->isAttachment() && volume->getPhysicsShapeType() != LLViewerObject::PHYSICS_SHAPE_NONE ) + { + if (!group->mSpatialPartition->isBridge()) + { + gGL.pushMatrix(); + LLVector3 trans = drawable->getRegion()->getOriginAgent(); + gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]); + renderPhysicsShape(drawable, volume); + gGL.popMatrix(); + } + else + { + renderPhysicsShape(drawable, volume); + } + } + else + { + LLViewerObject* object = drawable->getVObj(); + if (object && object->getPCode() == LLViewerObject::LL_VO_SURFACE_PATCH) + { + //push face vertices for terrain + for (S32 i = 0; i < drawable->getNumFaces(); ++i) + { + LLFace* face = drawable->getFace(i); + LLVertexBuffer* buff = face->getVertexBuffer(); + if (buff) + { + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + buff->setBuffer(LLVertexBuffer::MAP_VERTEX); + gGL.diffuseColor3f(0.2f, 0.5f, 0.3f); + buff->draw(LLRender::TRIANGLES, buff->getNumIndices(), 0); + + gGL.diffuseColor3f(0.2f, 1.f, 0.3f); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + buff->draw(LLRender::TRIANGLES, buff->getNumIndices(), 0); + } + } + } + } + } +} + +void renderTexturePriority(LLDrawable* drawable) +{ + for (int face=0; face<drawable->getNumFaces(); ++face) + { + LLFace *facep = drawable->getFace(face); + + LLVector4 cold(0,0,0.25f); + LLVector4 hot(1,0.25f,0.25f); + + LLVector4 boost_cold(0,0,0,0); + LLVector4 boost_hot(0,1,0,1); + + LLGLDisable blend(GL_BLEND); + + //LLViewerTexture* imagep = facep->getTexture(); + //if (imagep) + { + + //F32 vsize = imagep->mMaxVirtualSize; + F32 vsize = facep->getPixelArea(); + + if (vsize > sCurMaxTexPriority) + { + sCurMaxTexPriority = vsize; + } + + F32 t = vsize/sLastMaxTexPriority; + + LLVector4 col = lerp(cold, hot, t); + gGL.diffuseColor4fv(col.mV); + } + //else + //{ + // gGL.diffuseColor4f(1,0,1,1); + //} + + LLVector4a center; + center.setAdd(facep->mExtents[1],facep->mExtents[0]); + center.mul(0.5f); + LLVector4a size; + size.setSub(facep->mExtents[1],facep->mExtents[0]); + size.mul(0.5f); + size.add(LLVector4a(0.01f)); + drawBox(center, size); + + /*S32 boost = imagep->getBoostLevel(); + if (boost>LLViewerTexture::BOOST_NONE) + { + F32 t = (F32) boost / (F32) (LLViewerTexture::BOOST_MAX_LEVEL-1); + LLVector4 col = lerp(boost_cold, boost_hot, t); + LLGLEnable blend_on(GL_BLEND); + gGL.blendFunc(GL_SRC_ALPHA, GL_ONE); + gGL.diffuseColor4fv(col.mV); + drawBox(center, size); + gGL.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); + }*/ + } +} + +void renderPoints(LLDrawable* drawablep) +{ + LLGLDepthTest depth(GL_FALSE, GL_FALSE); + if (drawablep->getNumFaces()) + { + gGL.begin(LLRender::POINTS); + gGL.diffuseColor3f(1,1,1); + for (S32 i = 0; i < drawablep->getNumFaces(); i++) + { + gGL.vertex3fv(drawablep->getFace(i)->mCenterLocal.mV); + } + gGL.end(); + } +} + +void renderTextureAnim(LLDrawInfo* params) +{ + if (!params->mTextureMatrix) + { + return; + } + + LLGLEnable blend(GL_BLEND); + gGL.diffuseColor4f(1,1,0,0.5f); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); +} + +void renderBatchSize(LLDrawInfo* params) +{ + LLGLEnable offset(GL_POLYGON_OFFSET_FILL); + glPolygonOffset(-1.f, 1.f); + gGL.diffuseColor4ubv((GLubyte*) &(params->mDebugColor)); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); +} + +void renderShadowFrusta(LLDrawInfo* params) +{ + LLGLEnable blend(GL_BLEND); + gGL.setSceneBlendType(LLRender::BT_ADD); + + LLVector4a center; + center.setAdd(params->mExtents[1], params->mExtents[0]); + center.mul(0.5f); + LLVector4a size; + size.setSub(params->mExtents[1],params->mExtents[0]); + size.mul(0.5f); + + if (gPipeline.mShadowCamera[4].AABBInFrustum(center, size)) + { + gGL.diffuseColor3f(1,0,0); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); + } + if (gPipeline.mShadowCamera[5].AABBInFrustum(center, size)) + { + gGL.diffuseColor3f(0,1,0); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); + } + if (gPipeline.mShadowCamera[6].AABBInFrustum(center, size)) + { + gGL.diffuseColor3f(0,0,1); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); + } + if (gPipeline.mShadowCamera[7].AABBInFrustum(center, size)) + { + gGL.diffuseColor3f(1,0,1); + pushVerts(params, LLVertexBuffer::MAP_VERTEX); + } + + gGL.setSceneBlendType(LLRender::BT_ALPHA); +} + + +void renderLights(LLDrawable* drawablep) +{ + if (!drawablep->isLight()) + { + return; + } + + if (drawablep->getNumFaces()) + { + LLGLEnable blend(GL_BLEND); + gGL.diffuseColor4f(0,1,1,0.5f); + + for (S32 i = 0; i < drawablep->getNumFaces(); i++) + { + pushVerts(drawablep->getFace(i), LLVertexBuffer::MAP_VERTEX); + } + + const LLVector4a* ext = drawablep->getSpatialExtents(); + + LLVector4a pos; + pos.setAdd(ext[0], ext[1]); + pos.mul(0.5f); + LLVector4a size; + size.setSub(ext[1], ext[0]); + size.mul(0.5f); + + { + LLGLDepthTest depth(GL_FALSE, GL_TRUE); + gGL.diffuseColor4f(1,1,1,1); + drawBoxOutline(pos, size); + } + + gGL.diffuseColor4f(1,1,0,1); + F32 rad = drawablep->getVOVolume()->getLightRadius(); + drawBoxOutline(pos, LLVector4a(rad)); + } +} + +class LLRenderOctreeRaycast : public LLOctreeTriangleRayIntersect +{ +public: + + + LLRenderOctreeRaycast(const LLVector4a& start, const LLVector4a& dir, F32* closest_t) + : LLOctreeTriangleRayIntersect(start, dir, NULL, closest_t, NULL, NULL, NULL, NULL) + { + + } + + void visit(const LLOctreeNode<LLVolumeTriangle>* branch) + { + LLVolumeOctreeListener* vl = (LLVolumeOctreeListener*) branch->getListener(0); + + LLVector3 center, size; + + if (branch->getData().empty()) + { + gGL.diffuseColor3f(1.f,0.2f,0.f); + center.set(branch->getCenter().getF32ptr()); + size.set(branch->getSize().getF32ptr()); + } + else + { + gGL.diffuseColor3f(0.75f, 1.f, 0.f); + center.set(vl->mBounds[0].getF32ptr()); + size.set(vl->mBounds[1].getF32ptr()); + } + + drawBoxOutline(center, size); + + for (U32 i = 0; i < 2; i++) + { + LLGLDepthTest depth(GL_TRUE, GL_FALSE, i == 1 ? GL_LEQUAL : GL_GREATER); + + if (i == 1) + { + gGL.diffuseColor4f(0,1,1,0.5f); + } + else + { + gGL.diffuseColor4f(0,0.5f,0.5f, 0.25f); + drawBoxOutline(center, size); + } + + if (i == 1) + { + gGL.flush(); + glLineWidth(3.f); + } + + gGL.begin(LLRender::TRIANGLES); + for (LLOctreeNode<LLVolumeTriangle>::const_element_iter iter = branch->getData().begin(); + iter != branch->getData().end(); + ++iter) + { + const LLVolumeTriangle* tri = *iter; + + gGL.vertex3fv(tri->mV[0]->getF32ptr()); + gGL.vertex3fv(tri->mV[1]->getF32ptr()); + gGL.vertex3fv(tri->mV[2]->getF32ptr()); + } + gGL.end(); + + if (i == 1) + { + gGL.flush(); + glLineWidth(1.f); + } + } + } +}; + +void renderRaycast(LLDrawable* drawablep) +{ + if (drawablep->getNumFaces()) + { + LLGLEnable blend(GL_BLEND); + gGL.diffuseColor4f(0,1,1,0.5f); + + if (drawablep->getVOVolume()) + { + //glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + //pushVerts(drawablep->getFace(gDebugRaycastFaceHit), LLVertexBuffer::MAP_VERTEX); + //glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + + LLVOVolume* vobj = drawablep->getVOVolume(); + LLVolume* volume = vobj->getVolume(); + + bool transform = true; + if (drawablep->isState(LLDrawable::RIGGED)) + { + volume = vobj->getRiggedVolume(); + transform = false; + } + + if (volume) + { + LLVector3 trans = drawablep->getRegion()->getOriginAgent(); + + for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i) + { + const LLVolumeFace& face = volume->getVolumeFace(i); + + gGL.pushMatrix(); + gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]); + gGL.multMatrix((F32*) vobj->getRelativeXform().mMatrix); + + LLVector3 start, end; + if (transform) + { + start = vobj->agentPositionToVolume(gDebugRaycastStart); + end = vobj->agentPositionToVolume(gDebugRaycastEnd); + } + else + { + start = gDebugRaycastStart; + end = gDebugRaycastEnd; + } + + LLVector4a starta, enda; + starta.load3(start.mV); + enda.load3(end.mV); + LLVector4a dir; + dir.setSub(enda, starta); + + gGL.flush(); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + + { + //render face positions + LLVertexBuffer::unbind(); + gGL.diffuseColor4f(0,1,1,0.5f); + glVertexPointer(3, GL_FLOAT, sizeof(LLVector4a), face.mPositions); + gGL.syncMatrices(); + glDrawElements(GL_TRIANGLES, face.mNumIndices, GL_UNSIGNED_SHORT, face.mIndices); + } + + if (!volume->isUnique()) + { + F32 t = 1.f; + + if (!face.mOctree) + { + ((LLVolumeFace*) &face)->createOctree(); + } + + LLRenderOctreeRaycast render(starta, dir, &t); + + render.traverse(face.mOctree); + } + + gGL.popMatrix(); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + } + } + } + else if (drawablep->isAvatar()) + { + if (drawablep->getVObj() == gDebugRaycastObject) + { + LLGLDepthTest depth(GL_FALSE); + LLVOAvatar* av = (LLVOAvatar*) drawablep->getVObj().get(); + av->renderCollisionVolumes(); + } + } + + if (drawablep->getVObj() == gDebugRaycastObject) + { + // draw intersection point + gGL.pushMatrix(); + gGL.loadMatrix(gGLModelView); + LLVector3 translate = gDebugRaycastIntersection; + gGL.translatef(translate.mV[0], translate.mV[1], translate.mV[2]); + LLCoordFrame orient; + orient.lookDir(gDebugRaycastNormal, gDebugRaycastBinormal); + LLMatrix4 rotation; + orient.getRotMatrixToParent(rotation); + gGL.multMatrix((float*)rotation.mMatrix); + + gGL.diffuseColor4f(1,0,0,0.5f); + drawBox(LLVector3(0, 0, 0), LLVector3(0.1f, 0.022f, 0.022f)); + gGL.diffuseColor4f(0,1,0,0.5f); + drawBox(LLVector3(0, 0, 0), LLVector3(0.021f, 0.1f, 0.021f)); + gGL.diffuseColor4f(0,0,1,0.5f); + drawBox(LLVector3(0, 0, 0), LLVector3(0.02f, 0.02f, 0.1f)); + gGL.popMatrix(); + + // draw bounding box of prim + const LLVector4a* ext = drawablep->getSpatialExtents(); + + LLVector4a pos; + pos.setAdd(ext[0], ext[1]); + pos.mul(0.5f); + LLVector4a size; + size.setSub(ext[1], ext[0]); + size.mul(0.5f); + + LLGLDepthTest depth(GL_FALSE, GL_TRUE); + gGL.diffuseColor4f(0,0.5f,0.5f,1); + drawBoxOutline(pos, size); + } + } +} + + +void renderAvatarCollisionVolumes(LLVOAvatar* avatar) +{ + avatar->renderCollisionVolumes(); +} + +void renderAgentTarget(LLVOAvatar* avatar) +{ + // render these for self only (why, i don't know) + if (avatar->isSelf()) + { + renderCrossHairs(avatar->getPositionAgent(), 0.2f, LLColor4(1, 0, 0, 0.8f)); + renderCrossHairs(avatar->mDrawable->getPositionAgent(), 0.2f, LLColor4(1, 0, 0, 0.8f)); + renderCrossHairs(avatar->mRoot.getWorldPosition(), 0.2f, LLColor4(1, 1, 1, 0.8f)); + renderCrossHairs(avatar->mPelvisp->getWorldPosition(), 0.2f, LLColor4(0, 0, 1, 0.8f)); + } +} + +class LLOctreeRenderNonOccluded : public LLOctreeTraveler<LLDrawable> +{ +public: + LLCamera* mCamera; + LLOctreeRenderNonOccluded(LLCamera* camera): mCamera(camera) {} + + virtual void traverse(const LLSpatialGroup::OctreeNode* node) + { + LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0); + + if (!mCamera || mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1])) + { + node->accept(this); + stop_glerror(); + + for (U32 i = 0; i < node->getChildCount(); i++) + { + traverse(node->getChild(i)); + stop_glerror(); + } + + //draw tight fit bounding boxes for spatial group + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCTREE)) + { + group->rebuildGeom(); + group->rebuildMesh(); + + renderOctree(group); + stop_glerror(); + } + + //render visibility wireframe + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCCLUSION)) + { + group->rebuildGeom(); + group->rebuildMesh(); + + gGL.flush(); + gGL.pushMatrix(); + gGLLastMatrix = NULL; + gGL.loadMatrix(gGLModelView); + renderVisibility(group, mCamera); + stop_glerror(); + gGLLastMatrix = NULL; + gGL.popMatrix(); + gGL.diffuseColor4f(1,1,1,1); + } + } + } + + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0); + + if (group->isState(LLSpatialGroup::GEOM_DIRTY) || (mCamera && !mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]))) + { + return; + } + + LLVector4a nodeCenter = group->mBounds[0]; + LLVector4a octCenter = group->mOctreeNode->getCenter(); + + group->rebuildGeom(); + group->rebuildMesh(); + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BBOXES)) + { + if (!group->getData().empty()) + { + gGL.diffuseColor3f(0,0,1); + drawBoxOutline(group->mObjectBounds[0], + group->mObjectBounds[1]); + } + } + + for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i) + { + LLDrawable* drawable = *i; + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BBOXES)) + { + renderBoundingBox(drawable); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_NORMALS)) + { + renderNormals(drawable); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BUILD_QUEUE)) + { + if (drawable->isState(LLDrawable::IN_REBUILD_Q2)) + { + gGL.diffuseColor4f(0.6f, 0.6f, 0.1f, 1.f); + const LLVector4a* ext = drawable->getSpatialExtents(); + LLVector4a center; + center.setAdd(ext[0], ext[1]); + center.mul(0.5f); + LLVector4a size; + size.setSub(ext[1], ext[0]); + size.mul(0.5f); + drawBoxOutline(center, size); + } + } + + if (drawable->getVOVolume() && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY)) + { + renderTexturePriority(drawable); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_POINTS)) + { + renderPoints(drawable); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_LIGHTS)) + { + renderLights(drawable); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_RAYCAST)) + { + renderRaycast(drawable); + } + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_UPDATE_TYPE)) + { + renderUpdateType(drawable); + } + if(gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_RENDER_COMPLEXITY)) + { + renderComplexityDisplay(drawable); + } + + LLVOAvatar* avatar = dynamic_cast<LLVOAvatar*>(drawable->getVObj().get()); + + if (avatar && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_AVATAR_VOLUME)) + { + renderAvatarCollisionVolumes(avatar); + } + + if (avatar && gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_AGENT_TARGET)) + { + renderAgentTarget(avatar); + } + + if (gDebugGL) + { + for (U32 i = 0; i < drawable->getNumFaces(); ++i) + { + LLFace* facep = drawable->getFace(i); + U8 index = facep->getTextureIndex(); + if (facep->mDrawInfo) + { + if (index < 255) + { + if (facep->mDrawInfo->mTextureList.size() <= index) + { + llerrs << "Face texture index out of bounds." << llendl; + } + else if (facep->mDrawInfo->mTextureList[index] != facep->getTexture()) + { + llerrs << "Face texture index incorrect." << llendl; + } + } + } + } + } + } + + for (LLSpatialGroup::draw_map_t::iterator i = group->mDrawMap.begin(); i != group->mDrawMap.end(); ++i) + { + LLSpatialGroup::drawmap_elem_t& draw_vec = i->second; + for (LLSpatialGroup::drawmap_elem_t::iterator j = draw_vec.begin(); j != draw_vec.end(); ++j) + { + LLDrawInfo* draw_info = *j; + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_ANIM)) + { + renderTextureAnim(draw_info); + } + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_BATCH_SIZE)) + { + renderBatchSize(draw_info); + } + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA)) + { + renderShadowFrusta(draw_info); + } + } + } + } +}; + + +class LLOctreeRenderPhysicsShapes : public LLOctreeTraveler<LLDrawable> +{ +public: + LLCamera* mCamera; + LLOctreeRenderPhysicsShapes(LLCamera* camera): mCamera(camera) {} + + virtual void traverse(const LLSpatialGroup::OctreeNode* node) + { + LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0); + + if (!mCamera || mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1])) + { + node->accept(this); + stop_glerror(); + + for (U32 i = 0; i < node->getChildCount(); i++) + { + traverse(node->getChild(i)); + stop_glerror(); + } + + group->rebuildGeom(); + group->rebuildMesh(); + + renderPhysicsShapes(group); + } + } + + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + + } +}; + +class LLOctreePushBBoxVerts : public LLOctreeTraveler<LLDrawable> +{ +public: + LLCamera* mCamera; + LLOctreePushBBoxVerts(LLCamera* camera): mCamera(camera) {} + + virtual void traverse(const LLSpatialGroup::OctreeNode* node) + { + LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0); + + if (!mCamera || mCamera->AABBInFrustum(group->mBounds[0], group->mBounds[1])) + { + node->accept(this); + + for (U32 i = 0; i < node->getChildCount(); i++) + { + traverse(node->getChild(i)); + } + } + } + + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + LLSpatialGroup* group = (LLSpatialGroup*) branch->getListener(0); + + if (group->isState(LLSpatialGroup::GEOM_DIRTY) || (mCamera && !mCamera->AABBInFrustumNoFarClip(group->mBounds[0], group->mBounds[1]))) + { + return; + } + + for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i) + { + LLDrawable* drawable = *i; + + renderBoundingBox(drawable, FALSE); + } + } +}; + +void LLSpatialPartition::renderIntersectingBBoxes(LLCamera* camera) +{ + LLOctreePushBBoxVerts pusher(camera); + pusher.traverse(mOctree); +} + +class LLOctreeStateCheck : public LLOctreeTraveler<LLDrawable> +{ +public: + U32 mInheritedMask[LLViewerCamera::NUM_CAMERAS]; + + LLOctreeStateCheck() + { + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + mInheritedMask[i] = 0; + } + } + + virtual void traverse(const LLSpatialGroup::OctreeNode* node) + { + LLSpatialGroup* group = (LLSpatialGroup*) node->getListener(0); + + node->accept(this); + + + U32 temp[LLViewerCamera::NUM_CAMERAS]; + + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + temp[i] = mInheritedMask[i]; + mInheritedMask[i] |= group->mOcclusionState[i] & LLSpatialGroup::OCCLUDED; + } + + for (U32 i = 0; i < node->getChildCount(); i++) + { + traverse(node->getChild(i)); + } + + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + mInheritedMask[i] = temp[i]; + } + } + + + virtual void visit(const LLOctreeNode<LLDrawable>* state) + { + LLSpatialGroup* group = (LLSpatialGroup*) state->getListener(0); + + for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++) + { + if (mInheritedMask[i] && !(group->mOcclusionState[i] & mInheritedMask[i])) + { + llerrs << "Spatial group failed inherited mask test." << llendl; + } + } + + if (group->isState(LLSpatialGroup::DIRTY)) + { + assert_parent_state(group, LLSpatialGroup::DIRTY); + } + } + + void assert_parent_state(LLSpatialGroup* group, U32 state) + { + LLSpatialGroup* parent = group->getParent(); + while (parent) + { + if (!parent->isState(state)) + { + llerrs << "Spatial group failed parent state check." << llendl; + } + parent = parent->getParent(); + } + } +}; + + +void LLSpatialPartition::renderPhysicsShapes() +{ + LLSpatialBridge* bridge = asBridge(); + LLCamera* camera = LLViewerCamera::getInstance(); + + if (bridge) + { + camera = NULL; + } + + gGL.flush(); + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + glLineWidth(3.f); + LLOctreeRenderPhysicsShapes render_physics(camera); + render_physics.traverse(mOctree); + gGL.flush(); + glLineWidth(1.f); +} + +void LLSpatialPartition::renderDebug() +{ + if (!gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_OCTREE | + LLPipeline::RENDER_DEBUG_OCCLUSION | + LLPipeline::RENDER_DEBUG_LIGHTS | + LLPipeline::RENDER_DEBUG_BATCH_SIZE | + LLPipeline::RENDER_DEBUG_UPDATE_TYPE | + LLPipeline::RENDER_DEBUG_BBOXES | + LLPipeline::RENDER_DEBUG_NORMALS | + LLPipeline::RENDER_DEBUG_POINTS | + LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY | + LLPipeline::RENDER_DEBUG_TEXTURE_ANIM | + LLPipeline::RENDER_DEBUG_RAYCAST | + LLPipeline::RENDER_DEBUG_AVATAR_VOLUME | + LLPipeline::RENDER_DEBUG_AGENT_TARGET | + //LLPipeline::RENDER_DEBUG_BUILD_QUEUE | + LLPipeline::RENDER_DEBUG_SHADOW_FRUSTA | + LLPipeline::RENDER_DEBUG_RENDER_COMPLEXITY)) + { + return; + } + + if (LLGLSLShader::sNoFixedFunction) + { + gDebugProgram.bind(); + } + + if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_PRIORITY)) + { + //sLastMaxTexPriority = lerp(sLastMaxTexPriority, sCurMaxTexPriority, gFrameIntervalSeconds); + sLastMaxTexPriority = (F32) LLViewerCamera::getInstance()->getScreenPixelArea(); + sCurMaxTexPriority = 0.f; + } + + LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION); + + LLGLDisable cullface(GL_CULL_FACE); + LLGLEnable blend(GL_BLEND); + gGL.setSceneBlendType(LLRender::BT_ALPHA); + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + gPipeline.disableLights(); + + LLSpatialBridge* bridge = asBridge(); + LLCamera* camera = LLViewerCamera::getInstance(); + + if (bridge) + { + camera = NULL; + } + + LLOctreeStateCheck checker; + checker.traverse(mOctree); + + LLOctreeRenderNonOccluded render_debug(camera); + render_debug.traverse(mOctree); + + if (LLGLSLShader::sNoFixedFunction) + { + gDebugProgram.unbind(); + } +} + +void LLSpatialGroup::drawObjectBox(LLColor4 col) +{ + gGL.diffuseColor4fv(col.mV); + LLVector4a size; + size = mObjectBounds[1]; + size.mul(1.01f); + size.add(LLVector4a(0.001f)); + drawBox(mObjectBounds[0], size); +} + +bool LLSpatialPartition::isHUDPartition() +{ + return mPartitionType == LLViewerRegion::PARTITION_HUD ; +} + +BOOL LLSpatialPartition::isVisible(const LLVector3& v) +{ + if (!LLViewerCamera::getInstance()->sphereInFrustum(v, 4.0f)) + { + return FALSE; + } + + return TRUE; +} + +class LLOctreeIntersect : public LLSpatialGroup::OctreeTraveler +{ +public: + LLVector3 mStart; + LLVector3 mEnd; + S32 *mFaceHit; + LLVector3 *mIntersection; + LLVector2 *mTexCoord; + LLVector3 *mNormal; + LLVector3 *mBinormal; + LLDrawable* mHit; + BOOL mPickTransparent; + + LLOctreeIntersect(LLVector3 start, LLVector3 end, BOOL pick_transparent, + S32* face_hit, LLVector3* intersection, LLVector2* tex_coord, LLVector3* normal, LLVector3* binormal) + : mStart(start), + mEnd(end), + mFaceHit(face_hit), + mIntersection(intersection), + mTexCoord(tex_coord), + mNormal(normal), + mBinormal(binormal), + mHit(NULL), + mPickTransparent(pick_transparent) + { + } + + virtual void visit(const LLSpatialGroup::OctreeNode* branch) + { + for (LLSpatialGroup::OctreeNode::const_element_iter i = branch->getData().begin(); i != branch->getData().end(); ++i) + { + check(*i); + } + } + + virtual LLDrawable* check(const LLSpatialGroup::OctreeNode* node) + { + node->accept(this); + + for (U32 i = 0; i < node->getChildCount(); i++) + { + const LLSpatialGroup::OctreeNode* child = node->getChild(i); + LLVector3 res; + + LLSpatialGroup* group = (LLSpatialGroup*) child->getListener(0); + + LLVector4a size; + LLVector4a center; + + size = group->mBounds[1]; + center = group->mBounds[0]; + + LLVector3 local_start = mStart; + LLVector3 local_end = mEnd; + + if (group->mSpatialPartition->isBridge()) + { + LLMatrix4 local_matrix = group->mSpatialPartition->asBridge()->mDrawable->getRenderMatrix(); + local_matrix.invert(); + + local_start = mStart * local_matrix; + local_end = mEnd * local_matrix; + } + + LLVector4a start, end; + start.load3(local_start.mV); + end.load3(local_end.mV); + + if (LLLineSegmentBoxIntersect(start, end, center, size)) + { + check(child); + } + } + + return mHit; + } + + virtual bool check(LLDrawable* drawable) + { + LLVector3 local_start = mStart; + LLVector3 local_end = mEnd; + + if (!drawable || !gPipeline.hasRenderType(drawable->getRenderType()) || !drawable->isVisible()) + { + return false; + } + + if (drawable->isSpatialBridge()) + { + LLSpatialPartition *part = drawable->asPartition(); + LLSpatialBridge* bridge = part->asBridge(); + if (bridge && gPipeline.hasRenderType(bridge->mDrawableType)) + { + check(part->mOctree); + } + } + else + { + LLViewerObject* vobj = drawable->getVObj(); + + if (vobj) + { + LLVector3 intersection; + bool skip_check = false; + if (vobj->isAvatar()) + { + LLVOAvatar* avatar = (LLVOAvatar*) vobj; + if (avatar->isSelf() && LLFloater::isVisible(gFloaterTools)) + { + LLViewerObject* hit = avatar->lineSegmentIntersectRiggedAttachments(mStart, mEnd, -1, mPickTransparent, mFaceHit, &intersection, mTexCoord, mNormal, mBinormal); + if (hit) + { + mEnd = intersection; + if (mIntersection) + { + *mIntersection = intersection; + } + + mHit = hit->mDrawable; + skip_check = true; + } + + } + } + + if (!skip_check && vobj->lineSegmentIntersect(mStart, mEnd, -1, mPickTransparent, mFaceHit, &intersection, mTexCoord, mNormal, mBinormal)) + { + mEnd = intersection; // shorten ray so we only find CLOSER hits + if (mIntersection) + { + *mIntersection = intersection; + } + + mHit = vobj->mDrawable; + } + } + } + + return false; + } +}; + +LLDrawable* LLSpatialPartition::lineSegmentIntersect(const LLVector3& start, const LLVector3& end, + BOOL pick_transparent, + S32* face_hit, // return the face hit + LLVector3* intersection, // return the intersection point + LLVector2* tex_coord, // return the texture coordinates of the intersection point + LLVector3* normal, // return the surface normal at the intersection point + LLVector3* bi_normal // return the surface bi-normal at the intersection point + ) + +{ + LLOctreeIntersect intersect(start, end, pick_transparent, face_hit, intersection, tex_coord, normal, bi_normal); + LLDrawable* drawable = intersect.check(mOctree); + + return drawable; +} + +LLDrawInfo::LLDrawInfo(U16 start, U16 end, U32 count, U32 offset, + LLViewerTexture* texture, LLVertexBuffer* buffer, + BOOL fullbright, U8 bump, BOOL particle, F32 part_size) +: + mVertexBuffer(buffer), + mTexture(texture), + mTextureMatrix(NULL), + mModelMatrix(NULL), + mStart(start), + mEnd(end), + mCount(count), + mOffset(offset), + mFullbright(fullbright), + mBump(bump), + mParticle(particle), + mPartSize(part_size), + mVSize(0.f), + mGroup(NULL), + mFace(NULL), + mDistance(0.f), + mDrawMode(LLRender::TRIANGLES) +{ + mVertexBuffer->validateRange(mStart, mEnd, mCount, mOffset); + + mDebugColor = (rand() << 16) + rand(); +} + +LLDrawInfo::~LLDrawInfo() +{ + /*if (LLSpatialGroup::sNoDelete) + { + llerrs << "LLDrawInfo deleted illegally!" << llendl; + }*/ + + if (mFace) + { + mFace->setDrawInfo(NULL); + } + + if (gDebugGL) + { + gPipeline.checkReferences(this); + } +} + +void LLDrawInfo::validate() +{ + mVertexBuffer->validateRange(mStart, mEnd, mCount, mOffset); +} + +LLVertexBuffer* LLGeometryManager::createVertexBuffer(U32 type_mask, U32 usage) +{ + return new LLVertexBuffer(type_mask, usage); +} + +LLCullResult::LLCullResult() +{ + clear(); +} + +void LLCullResult::clear() +{ + mVisibleGroupsSize = 0; + mVisibleGroupsEnd = mVisibleGroups.begin(); + + mAlphaGroupsSize = 0; + mAlphaGroupsEnd = mAlphaGroups.begin(); + + mOcclusionGroupsSize = 0; + mOcclusionGroupsEnd = mOcclusionGroups.begin(); + + mDrawableGroupsSize = 0; + mDrawableGroupsEnd = mDrawableGroups.begin(); + + mVisibleListSize = 0; + mVisibleListEnd = mVisibleList.begin(); + + mVisibleBridgeSize = 0; + mVisibleBridgeEnd = mVisibleBridge.begin(); + + + for (U32 i = 0; i < LLRenderPass::NUM_RENDER_TYPES; i++) + { + for (U32 j = 0; j < mRenderMapSize[i]; j++) + { + mRenderMap[i][j] = 0; + } + mRenderMapSize[i] = 0; + mRenderMapEnd[i] = mRenderMap[i].begin(); + } +} + +LLCullResult::sg_list_t::iterator LLCullResult::beginVisibleGroups() +{ + return mVisibleGroups.begin(); +} + +LLCullResult::sg_list_t::iterator LLCullResult::endVisibleGroups() +{ + return mVisibleGroupsEnd; +} + +LLCullResult::sg_list_t::iterator LLCullResult::beginAlphaGroups() +{ + return mAlphaGroups.begin(); +} + +LLCullResult::sg_list_t::iterator LLCullResult::endAlphaGroups() +{ + return mAlphaGroupsEnd; +} + +LLCullResult::sg_list_t::iterator LLCullResult::beginOcclusionGroups() +{ + return mOcclusionGroups.begin(); +} + +LLCullResult::sg_list_t::iterator LLCullResult::endOcclusionGroups() +{ + return mOcclusionGroupsEnd; +} + +LLCullResult::sg_list_t::iterator LLCullResult::beginDrawableGroups() +{ + return mDrawableGroups.begin(); +} + +LLCullResult::sg_list_t::iterator LLCullResult::endDrawableGroups() +{ + return mDrawableGroupsEnd; +} + +LLCullResult::drawable_list_t::iterator LLCullResult::beginVisibleList() +{ + return mVisibleList.begin(); +} + +LLCullResult::drawable_list_t::iterator LLCullResult::endVisibleList() +{ + return mVisibleListEnd; +} + +LLCullResult::bridge_list_t::iterator LLCullResult::beginVisibleBridge() +{ + return mVisibleBridge.begin(); +} + +LLCullResult::bridge_list_t::iterator LLCullResult::endVisibleBridge() +{ + return mVisibleBridgeEnd; +} + +LLCullResult::drawinfo_list_t::iterator LLCullResult::beginRenderMap(U32 type) +{ + return mRenderMap[type].begin(); +} + +LLCullResult::drawinfo_list_t::iterator LLCullResult::endRenderMap(U32 type) +{ + return mRenderMapEnd[type]; +} + +void LLCullResult::pushVisibleGroup(LLSpatialGroup* group) +{ + if (mVisibleGroupsSize < mVisibleGroups.size()) + { + mVisibleGroups[mVisibleGroupsSize] = group; + } + else + { + mVisibleGroups.push_back(group); + } + ++mVisibleGroupsSize; + mVisibleGroupsEnd = mVisibleGroups.begin()+mVisibleGroupsSize; +} + +void LLCullResult::pushAlphaGroup(LLSpatialGroup* group) +{ + if (mAlphaGroupsSize < mAlphaGroups.size()) + { + mAlphaGroups[mAlphaGroupsSize] = group; + } + else + { + mAlphaGroups.push_back(group); + } + ++mAlphaGroupsSize; + mAlphaGroupsEnd = mAlphaGroups.begin()+mAlphaGroupsSize; +} + +void LLCullResult::pushOcclusionGroup(LLSpatialGroup* group) +{ + if (mOcclusionGroupsSize < mOcclusionGroups.size()) + { + mOcclusionGroups[mOcclusionGroupsSize] = group; + } + else + { + mOcclusionGroups.push_back(group); + } + ++mOcclusionGroupsSize; + mOcclusionGroupsEnd = mOcclusionGroups.begin()+mOcclusionGroupsSize; +} + +void LLCullResult::pushDrawableGroup(LLSpatialGroup* group) +{ + if (mDrawableGroupsSize < mDrawableGroups.size()) + { + mDrawableGroups[mDrawableGroupsSize] = group; + } + else + { + mDrawableGroups.push_back(group); + } + ++mDrawableGroupsSize; + mDrawableGroupsEnd = mDrawableGroups.begin()+mDrawableGroupsSize; +} + +void LLCullResult::pushDrawable(LLDrawable* drawable) +{ + if (mVisibleListSize < mVisibleList.size()) + { + mVisibleList[mVisibleListSize] = drawable; + } + else + { + mVisibleList.push_back(drawable); + } + ++mVisibleListSize; + mVisibleListEnd = mVisibleList.begin()+mVisibleListSize; +} + +void LLCullResult::pushBridge(LLSpatialBridge* bridge) +{ + if (mVisibleBridgeSize < mVisibleBridge.size()) + { + mVisibleBridge[mVisibleBridgeSize] = bridge; + } + else + { + mVisibleBridge.push_back(bridge); + } + ++mVisibleBridgeSize; + mVisibleBridgeEnd = mVisibleBridge.begin()+mVisibleBridgeSize; +} + +void LLCullResult::pushDrawInfo(U32 type, LLDrawInfo* draw_info) +{ + if (mRenderMapSize[type] < mRenderMap[type].size()) + { + mRenderMap[type][mRenderMapSize[type]] = draw_info; + } + else + { + mRenderMap[type].push_back(draw_info); + } + ++mRenderMapSize[type]; + mRenderMapEnd[type] = mRenderMap[type].begin() + mRenderMapSize[type]; +} + + +void LLCullResult::assertDrawMapsEmpty() +{ + for (U32 i = 0; i < LLRenderPass::NUM_RENDER_TYPES; i++) + { + if (mRenderMapSize[i] != 0) + { + llerrs << "Stale LLDrawInfo's in LLCullResult!" << llendl; + } + } +} + + + |