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-rw-r--r--indra/newview/llworld.cpp2476
1 files changed, 1238 insertions, 1238 deletions
diff --git a/indra/newview/llworld.cpp b/indra/newview/llworld.cpp
index 936bafb488..fbd8b3ada3 100644
--- a/indra/newview/llworld.cpp
+++ b/indra/newview/llworld.cpp
@@ -1,1238 +1,1238 @@
-/**
- * @file llworld.cpp
- * @brief Initial test structure to organize viewer regions
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * 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 "llworld.h"
-#include "llrender.h"
-
-#include "indra_constants.h"
-#include "llstl.h"
-
-#include "llagent.h"
-#include "llviewercontrol.h"
-#include "lldrawpool.h"
-#include "llglheaders.h"
-#include "llhttpnode.h"
-#include "llregionhandle.h"
-#include "llsurface.h"
-#include "lltrans.h"
-#include "llviewercamera.h"
-#include "llviewertexture.h"
-#include "llviewertexturelist.h"
-#include "llviewernetwork.h"
-#include "llviewerobjectlist.h"
-#include "llviewerparceloverlay.h"
-#include "llviewerregion.h"
-#include "llviewerstats.h"
-#include "llvlcomposition.h"
-#include "llvoavatar.h"
-#include "llvocache.h"
-#include "llvowater.h"
-#include "message.h"
-#include "pipeline.h"
-#include "llappviewer.h" // for do_disconnect()
-
-#include <deque>
-#include <queue>
-#include <map>
-#include <cstring>
-
-
-//
-// Globals
-//
-U32 gAgentPauseSerialNum = 0;
-
-//
-// Constants
-//
-const S32 MAX_NUMBER_OF_CLOUDS = 750;
-const S32 WORLD_PATCH_SIZE = 16;
-
-extern LLColor4U MAX_WATER_COLOR;
-
-const U32 LLWorld::mWidth = 256;
-
-// meters/point, therefore mWidth * mScale = meters per edge
-const F32 LLWorld::mScale = 1.f;
-
-const F32 LLWorld::mWidthInMeters = mWidth * mScale;
-
-//
-// Functions
-//
-
-// allocate the stack
-LLWorld::LLWorld() :
- mLandFarClip(DEFAULT_FAR_PLANE),
- mLastPacketsIn(0),
- mLastPacketsOut(0),
- mLastPacketsLost(0),
- mSpaceTimeUSec(0)
-{
- for (S32 i = 0; i < 8; i++)
- {
- mEdgeWaterObjects[i] = NULL;
- }
-
- LLPointer<LLImageRaw> raw = new LLImageRaw(1,1,4);
- U8 *default_texture = raw->getData();
- *(default_texture++) = MAX_WATER_COLOR.mV[0];
- *(default_texture++) = MAX_WATER_COLOR.mV[1];
- *(default_texture++) = MAX_WATER_COLOR.mV[2];
- *(default_texture++) = MAX_WATER_COLOR.mV[3];
-
- mDefaultWaterTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
- gGL.getTexUnit(0)->bind(mDefaultWaterTexturep);
- mDefaultWaterTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);
-
-}
-
-
-void LLWorld::destroyClass()
-{
- mHoleWaterObjects.clear();
- gObjectList.destroy();
- for(region_list_t::iterator region_it = mRegionList.begin(); region_it != mRegionList.end(); )
- {
- LLViewerRegion* region_to_delete = *region_it++;
- removeRegion(region_to_delete->getHost());
- }
- if(LLVOCache::hasInstance())
- {
- LLVOCache::getInstance()->destroyClass() ;
- }
- LLViewerPartSim::getInstance()->destroyClass();
-
- mDefaultWaterTexturep = NULL ;
- for (S32 i = 0; i < 8; i++)
- {
- mEdgeWaterObjects[i] = NULL;
- }
-}
-
-
-LLViewerRegion* LLWorld::addRegion(const U64 &region_handle, const LLHost &host)
-{
- LLMemType mt(LLMemType::MTYPE_REGIONS);
- llinfos << "Add region with handle: " << region_handle << " on host " << host << llendl;
- LLViewerRegion *regionp = getRegionFromHandle(region_handle);
- if (regionp)
- {
- llinfos << "Region exists, removing it " << llendl;
- LLHost old_host = regionp->getHost();
- // region already exists!
- if (host == old_host && regionp->isAlive())
- {
- // This is a duplicate for the same host and it's alive, don't bother.
- return regionp;
- }
-
- if (host != old_host)
- {
- llwarns << "LLWorld::addRegion exists, but old host " << old_host
- << " does not match new host " << host << llendl;
- }
- if (!regionp->isAlive())
- {
- llwarns << "LLWorld::addRegion exists, but isn't alive" << llendl;
- }
-
- // Kill the old host, and then we can continue on and add the new host. We have to kill even if the host
- // matches, because all the agent state for the new camera is completely different.
- removeRegion(old_host);
- }
-
- U32 iindex = 0;
- U32 jindex = 0;
- from_region_handle(region_handle, &iindex, &jindex);
- S32 x = (S32)(iindex/mWidth);
- S32 y = (S32)(jindex/mWidth);
- llinfos << "Adding new region (" << x << ":" << y << ")" << llendl;
- llinfos << "Host: " << host << llendl;
-
- LLVector3d origin_global;
-
- origin_global = from_region_handle(region_handle);
-
- regionp = new LLViewerRegion(region_handle,
- host,
- mWidth,
- WORLD_PATCH_SIZE,
- getRegionWidthInMeters() );
- if (!regionp)
- {
- llerrs << "Unable to create new region!" << llendl;
- }
-
- mRegionList.push_back(regionp);
- mActiveRegionList.push_back(regionp);
- mCulledRegionList.push_back(regionp);
-
-
- // Find all the adjacent regions, and attach them.
- // Generate handles for all of the adjacent regions, and attach them in the correct way.
- // connect the edges
- F32 adj_x = 0.f;
- F32 adj_y = 0.f;
- F32 region_x = 0.f;
- F32 region_y = 0.f;
- U64 adj_handle = 0;
-
- F32 width = getRegionWidthInMeters();
-
- LLViewerRegion *neighborp;
- from_region_handle(region_handle, &region_x, &region_y);
-
- // Iterate through all directions, and connect neighbors if there.
- S32 dir;
- for (dir = 0; dir < 8; dir++)
- {
- adj_x = region_x + width * gDirAxes[dir][0];
- adj_y = region_y + width * gDirAxes[dir][1];
- to_region_handle(adj_x, adj_y, &adj_handle);
-
- neighborp = getRegionFromHandle(adj_handle);
- if (neighborp)
- {
- //llinfos << "Connecting " << region_x << ":" << region_y << " -> " << adj_x << ":" << adj_y << llendl;
- regionp->connectNeighbor(neighborp, dir);
- }
- }
-
- updateWaterObjects();
-
- return regionp;
-}
-
-
-void LLWorld::removeRegion(const LLHost &host)
-{
- F32 x, y;
-
- LLViewerRegion *regionp = getRegion(host);
- if (!regionp)
- {
- llwarns << "Trying to remove region that doesn't exist!" << llendl;
- return;
- }
-
- if (regionp == gAgent.getRegion())
- {
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* reg = *iter;
- llwarns << "RegionDump: " << reg->getName()
- << " " << reg->getHost()
- << " " << reg->getOriginGlobal()
- << llendl;
- }
-
- llwarns << "Agent position global " << gAgent.getPositionGlobal()
- << " agent " << gAgent.getPositionAgent()
- << llendl;
-
- llwarns << "Regions visited " << gAgent.getRegionsVisited() << llendl;
-
- llwarns << "gFrameTimeSeconds " << gFrameTimeSeconds << llendl;
-
- llwarns << "Disabling region " << regionp->getName() << " that agent is in!" << llendl;
- LLAppViewer::instance()->forceDisconnect(LLTrans::getString("YouHaveBeenDisconnected"));
-
- regionp->saveObjectCache() ; //force to save objects here in case that the object cache is about to be destroyed.
- return;
- }
-
- from_region_handle(regionp->getHandle(), &x, &y);
- llinfos << "Removing region " << x << ":" << y << llendl;
-
- mRegionList.remove(regionp);
- mActiveRegionList.remove(regionp);
- mCulledRegionList.remove(regionp);
- mVisibleRegionList.remove(regionp);
-
- delete regionp;
-
- updateWaterObjects();
-
- //double check all objects of this region are removed.
- gObjectList.clearAllMapObjectsInRegion(regionp) ;
- //llassert_always(!gObjectList.hasMapObjectInRegion(regionp)) ;
-}
-
-
-LLViewerRegion* LLWorld::getRegion(const LLHost &host)
-{
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->getHost() == host)
- {
- return regionp;
- }
- }
- return NULL;
-}
-
-LLViewerRegion* LLWorld::getRegionFromPosAgent(const LLVector3 &pos)
-{
- return getRegionFromPosGlobal(gAgent.getPosGlobalFromAgent(pos));
-}
-
-LLViewerRegion* LLWorld::getRegionFromPosGlobal(const LLVector3d &pos)
-{
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->pointInRegionGlobal(pos))
- {
- return regionp;
- }
- }
- return NULL;
-}
-
-
-LLVector3d LLWorld::clipToVisibleRegions(const LLVector3d &start_pos, const LLVector3d &end_pos)
-{
- if (positionRegionValidGlobal(end_pos))
- {
- return end_pos;
- }
-
- LLViewerRegion* regionp = getRegionFromPosGlobal(start_pos);
- if (!regionp)
- {
- return start_pos;
- }
-
- LLVector3d delta_pos = end_pos - start_pos;
- LLVector3d delta_pos_abs;
- delta_pos_abs.setVec(delta_pos);
- delta_pos_abs.abs();
-
- LLVector3 region_coord = regionp->getPosRegionFromGlobal(end_pos);
- F64 clip_factor = 1.0;
- F32 region_width = regionp->getWidth();
- if (region_coord.mV[VX] < 0.f)
- {
- if (region_coord.mV[VY] < region_coord.mV[VX])
- {
- // clip along y -
- clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
- }
- else
- {
- // clip along x -
- clip_factor = -(region_coord.mV[VX] / delta_pos_abs.mdV[VX]);
- }
- }
- else if (region_coord.mV[VX] > region_width)
- {
- if (region_coord.mV[VY] > region_coord.mV[VX])
- {
- // clip along y +
- clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
- }
- else
- {
- //clip along x +
- clip_factor = (region_coord.mV[VX] - region_width) / delta_pos_abs.mdV[VX];
- }
- }
- else if (region_coord.mV[VY] < 0.f)
- {
- // clip along y -
- clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
- }
- else if (region_coord.mV[VY] > region_width)
- {
- // clip along y +
- clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
- }
-
- // clamp to within region dimensions
- LLVector3d final_region_pos = LLVector3d(region_coord) - (delta_pos * clip_factor);
- final_region_pos.mdV[VX] = llclamp(final_region_pos.mdV[VX], 0.0,
- (F64)(region_width - F_ALMOST_ZERO));
- final_region_pos.mdV[VY] = llclamp(final_region_pos.mdV[VY], 0.0,
- (F64)(region_width - F_ALMOST_ZERO));
- final_region_pos.mdV[VZ] = llclamp(final_region_pos.mdV[VZ], 0.0,
- (F64)(LLWorld::getInstance()->getRegionMaxHeight() - F_ALMOST_ZERO));
- return regionp->getPosGlobalFromRegion(LLVector3(final_region_pos));
-}
-
-LLViewerRegion* LLWorld::getRegionFromHandle(const U64 &handle)
-{
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->getHandle() == handle)
- {
- return regionp;
- }
- }
- return NULL;
-}
-
-
-void LLWorld::updateAgentOffset(const LLVector3d &offset_global)
-{
-#if 0
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->setAgentOffset(offset_global);
- }
-#endif
-}
-
-
-BOOL LLWorld::positionRegionValidGlobal(const LLVector3d &pos_global)
-{
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp->pointInRegionGlobal(pos_global))
- {
- return TRUE;
- }
- }
- return FALSE;
-}
-
-
-// Allow objects to go up to their radius underground.
-F32 LLWorld::getMinAllowedZ(LLViewerObject* object, const LLVector3d &global_pos)
-{
- F32 land_height = resolveLandHeightGlobal(global_pos);
- F32 radius = 0.5f * object->getScale().length();
- return land_height - radius;
-}
-
-
-
-LLViewerRegion* LLWorld::resolveRegionGlobal(LLVector3 &pos_region, const LLVector3d &pos_global)
-{
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
-
- if (regionp)
- {
- pos_region = regionp->getPosRegionFromGlobal(pos_global);
- return regionp;
- }
-
- return NULL;
-}
-
-
-LLViewerRegion* LLWorld::resolveRegionAgent(LLVector3 &pos_region, const LLVector3 &pos_agent)
-{
- LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
-
- if (regionp)
- {
- pos_region = regionp->getPosRegionFromGlobal(pos_global);
- return regionp;
- }
-
- return NULL;
-}
-
-
-F32 LLWorld::resolveLandHeightAgent(const LLVector3 &pos_agent)
-{
- LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
- return resolveLandHeightGlobal(pos_global);
-}
-
-
-F32 LLWorld::resolveLandHeightGlobal(const LLVector3d &pos_global)
-{
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (regionp)
- {
- return regionp->getLand().resolveHeightGlobal(pos_global);
- }
- return 0.0f;
-}
-
-
-// Takes a line defined by "point_a" and "point_b" and determines the closest (to point_a)
-// point where the the line intersects an object or the land surface. Stores the results
-// in "intersection" and "intersection_normal" and returns a scalar value that represents
-// the normalized distance along the line from "point_a" to "intersection".
-//
-// Currently assumes point_a and point_b only differ in z-direction,
-// but it may eventually become more general.
-F32 LLWorld::resolveStepHeightGlobal(const LLVOAvatar* avatarp, const LLVector3d &point_a, const LLVector3d &point_b,
- LLVector3d &intersection, LLVector3 &intersection_normal,
- LLViewerObject **viewerObjectPtr)
-{
- // initialize return value to null
- if (viewerObjectPtr)
- {
- *viewerObjectPtr = NULL;
- }
-
- LLViewerRegion *regionp = getRegionFromPosGlobal(point_a);
- if (!regionp)
- {
- // We're outside the world
- intersection = 0.5f * (point_a + point_b);
- intersection_normal.setVec(0.0f, 0.0f, 1.0f);
- return 0.5f;
- }
-
- // calculate the length of the segment
- F32 segment_length = (F32)((point_a - point_b).length());
- if (0.0f == segment_length)
- {
- intersection = point_a;
- intersection_normal.setVec(0.0f, 0.0f, 1.0f);
- return segment_length;
- }
-
- // get land height
- // Note: we assume that the line is parallel to z-axis here
- LLVector3d land_intersection = point_a;
- F32 normalized_land_distance;
-
- land_intersection.mdV[VZ] = regionp->getLand().resolveHeightGlobal(point_a);
- normalized_land_distance = (F32)(point_a.mdV[VZ] - land_intersection.mdV[VZ]) / segment_length;
- intersection = land_intersection;
- intersection_normal = resolveLandNormalGlobal(land_intersection);
-
- if (avatarp && !avatarp->mFootPlane.isExactlyClear())
- {
- LLVector3 foot_plane_normal(avatarp->mFootPlane.mV);
- LLVector3 start_pt = avatarp->getRegion()->getPosRegionFromGlobal(point_a);
- // added 0.05 meters to compensate for error in foot plane reported by Havok
- F32 norm_dist_from_plane = ((start_pt * foot_plane_normal) - avatarp->mFootPlane.mV[VW]) + 0.05f;
- norm_dist_from_plane = llclamp(norm_dist_from_plane / segment_length, 0.f, 1.f);
- if (norm_dist_from_plane < normalized_land_distance)
- {
- // collided with object before land
- normalized_land_distance = norm_dist_from_plane;
- intersection = point_a;
- intersection.mdV[VZ] -= norm_dist_from_plane * segment_length;
- intersection_normal = foot_plane_normal;
- }
- else
- {
- intersection = land_intersection;
- intersection_normal = resolveLandNormalGlobal(land_intersection);
- }
- }
-
- return normalized_land_distance;
-}
-
-
-LLSurfacePatch * LLWorld::resolveLandPatchGlobal(const LLVector3d &pos_global)
-{
- // returns a pointer to the patch at this location
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (!regionp)
- {
- return NULL;
- }
-
- return regionp->getLand().resolvePatchGlobal(pos_global);
-}
-
-
-LLVector3 LLWorld::resolveLandNormalGlobal(const LLVector3d &pos_global)
-{
- LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
- if (!regionp)
- {
- return LLVector3::z_axis;
- }
-
- return regionp->getLand().resolveNormalGlobal(pos_global);
-}
-
-
-void LLWorld::updateVisibilities()
-{
- F32 cur_far_clip = LLViewerCamera::getInstance()->getFar();
-
- // Go through the culled list and check for visible regions (region is visible if land is visible)
- for (region_list_t::iterator iter = mCulledRegionList.begin();
- iter != mCulledRegionList.end(); )
- {
- region_list_t::iterator curiter = iter++;
- LLViewerRegion* regionp = *curiter;
-
- LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
- if (part)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
- if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
- {
- mCulledRegionList.erase(curiter);
- mVisibleRegionList.push_back(regionp);
- }
- }
- }
-
- // Update all of the visible regions
- for (region_list_t::iterator iter = mVisibleRegionList.begin();
- iter != mVisibleRegionList.end(); )
- {
- region_list_t::iterator curiter = iter++;
- LLViewerRegion* regionp = *curiter;
- if (!regionp->getLand().hasZData())
- {
- continue;
- }
-
- LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
- if (part)
- {
- LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
- if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
- {
- regionp->calculateCameraDistance();
- regionp->getLand().updatePatchVisibilities(gAgent);
- }
- else
- {
- mVisibleRegionList.erase(curiter);
- mCulledRegionList.push_back(regionp);
- }
- }
- }
-
- // Sort visible regions
- mVisibleRegionList.sort(LLViewerRegion::CompareDistance());
-
- LLViewerCamera::getInstance()->setFar(cur_far_clip);
-}
-
-void LLWorld::updateRegions(F32 max_update_time)
-{
- LLMemType mt_ur(LLMemType::MTYPE_IDLE_UPDATE_REGIONS);
- LLTimer update_timer;
- BOOL did_one = FALSE;
-
- // Perform idle time updates for the regions (and associated surfaces)
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- F32 max_time = max_update_time - update_timer.getElapsedTimeF32();
- if (did_one && max_time <= 0.f)
- break;
- max_time = llmin(max_time, max_update_time*.1f);
- did_one |= regionp->idleUpdate(max_update_time);
- }
-}
-
-void LLWorld::updateParticles()
-{
- LLViewerPartSim::getInstance()->updateSimulation();
-}
-
-void LLWorld::renderPropertyLines()
-{
- S32 region_count = 0;
- S32 vertex_count = 0;
-
- for (region_list_t::iterator iter = mVisibleRegionList.begin();
- iter != mVisibleRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- region_count++;
- vertex_count += regionp->renderPropertyLines();
- }
-}
-
-
-void LLWorld::updateNetStats()
-{
- F32 bits = 0.f;
- U32 packets = 0;
-
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->updateNetStats();
- bits += regionp->mBitStat.getCurrent();
- packets += llfloor( regionp->mPacketsStat.getCurrent() );
- }
-
- S32 packets_in = gMessageSystem->mPacketsIn - mLastPacketsIn;
- S32 packets_out = gMessageSystem->mPacketsOut - mLastPacketsOut;
- S32 packets_lost = gMessageSystem->mDroppedPackets - mLastPacketsLost;
-
- S32 actual_in_bits = gMessageSystem->mPacketRing.getAndResetActualInBits();
- S32 actual_out_bits = gMessageSystem->mPacketRing.getAndResetActualOutBits();
- LLViewerStats::getInstance()->mActualInKBitStat.addValue(actual_in_bits/1024.f);
- LLViewerStats::getInstance()->mActualOutKBitStat.addValue(actual_out_bits/1024.f);
- LLViewerStats::getInstance()->mKBitStat.addValue(bits/1024.f);
- LLViewerStats::getInstance()->mPacketsInStat.addValue(packets_in);
- LLViewerStats::getInstance()->mPacketsOutStat.addValue(packets_out);
- LLViewerStats::getInstance()->mPacketsLostStat.addValue(gMessageSystem->mDroppedPackets);
- if (packets_in)
- {
- LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(100.f*((F32)packets_lost/(F32)packets_in));
- }
- else
- {
- LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(0.f);
- }
-
- mLastPacketsIn = gMessageSystem->mPacketsIn;
- mLastPacketsOut = gMessageSystem->mPacketsOut;
- mLastPacketsLost = gMessageSystem->mDroppedPackets;
-}
-
-
-void LLWorld::printPacketsLost()
-{
- llinfos << "Simulators:" << llendl;
- llinfos << "----------" << llendl;
-
- LLCircuitData *cdp = NULL;
- for (region_list_t::iterator iter = mActiveRegionList.begin();
- iter != mActiveRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- cdp = gMessageSystem->mCircuitInfo.findCircuit(regionp->getHost());
- if (cdp)
- {
- LLVector3d range = regionp->getCenterGlobal() - gAgent.getPositionGlobal();
-
- llinfos << regionp->getHost() << ", range: " << range.length()
- << " packets lost: " << cdp->getPacketsLost() << llendl;
- }
- }
-}
-
-void LLWorld::processCoarseUpdate(LLMessageSystem* msg, void** user_data)
-{
- LLViewerRegion* region = LLWorld::getInstance()->getRegion(msg->getSender());
- if( region )
- {
- region->updateCoarseLocations(msg);
- }
-}
-
-F32 LLWorld::getLandFarClip() const
-{
- return mLandFarClip;
-}
-
-void LLWorld::setLandFarClip(const F32 far_clip)
-{
- static S32 const rwidth = (S32)REGION_WIDTH_U32;
- S32 const n1 = (llceil(mLandFarClip) - 1) / rwidth;
- S32 const n2 = (llceil(far_clip) - 1) / rwidth;
- bool need_water_objects_update = n1 != n2;
-
- mLandFarClip = far_clip;
-
- if (need_water_objects_update)
- {
- updateWaterObjects();
- }
-}
-
-// Some region that we're connected to, but not the one we're in, gave us
-// a (possibly) new water height. Update it in our local copy.
-void LLWorld::waterHeightRegionInfo(std::string const& sim_name, F32 water_height)
-{
- for (region_list_t::iterator iter = mRegionList.begin(); iter != mRegionList.end(); ++iter)
- {
- if ((*iter)->getName() == sim_name)
- {
- (*iter)->setWaterHeight(water_height);
- break;
- }
- }
-}
-
-void LLWorld::updateWaterObjects()
-{
- if (!gAgent.getRegion())
- {
- return;
- }
- if (mRegionList.empty())
- {
- llwarns << "No regions!" << llendl;
- return;
- }
-
- // First, determine the min and max "box" of water objects
- S32 min_x = 0;
- S32 min_y = 0;
- S32 max_x = 0;
- S32 max_y = 0;
- U32 region_x, region_y;
-
- S32 rwidth = 256;
-
- // We only want to fill in water for stuff that's near us, say, within 256 or 512m
- S32 range = LLViewerCamera::getInstance()->getFar() > 256.f ? 512 : 256;
-
- LLViewerRegion* regionp = gAgent.getRegion();
- from_region_handle(regionp->getHandle(), &region_x, &region_y);
-
- min_x = (S32)region_x - range;
- min_y = (S32)region_y - range;
- max_x = (S32)region_x + range;
- max_y = (S32)region_y + range;
-
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- LLVOWater* waterp = regionp->getLand().getWaterObj();
- if (waterp)
- {
- gObjectList.updateActive(waterp);
- }
- }
-
- for (std::list<LLVOWater*>::iterator iter = mHoleWaterObjects.begin();
- iter != mHoleWaterObjects.end(); ++ iter)
- {
- LLVOWater* waterp = *iter;
- gObjectList.killObject(waterp);
- }
- mHoleWaterObjects.clear();
-
- // Now, get a list of the holes
- S32 x, y;
- F32 water_height = gAgent.getRegion()->getWaterHeight() + 256.f;
- for (x = min_x; x <= max_x; x += rwidth)
- {
- for (y = min_y; y <= max_y; y += rwidth)
- {
- U64 region_handle = to_region_handle(x, y);
- if (!getRegionFromHandle(region_handle))
- {
- LLVOWater* waterp = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_WATER, gAgent.getRegion());
- waterp->setUseTexture(FALSE);
- waterp->setPositionGlobal(LLVector3d(x + rwidth/2,
- y + rwidth/2,
- water_height));
- waterp->setScale(LLVector3((F32)rwidth, (F32)rwidth, 512.f));
- gPipeline.createObject(waterp);
- mHoleWaterObjects.push_back(waterp);
- }
- }
- }
-
- // Update edge water objects
- S32 wx, wy;
- S32 center_x, center_y;
- wx = (max_x - min_x) + rwidth;
- wy = (max_y - min_y) + rwidth;
- center_x = min_x + (wx >> 1);
- center_y = min_y + (wy >> 1);
-
- S32 add_boundary[4] = {
- 512 - (max_x - region_x),
- 512 - (max_y - region_y),
- 512 - (region_x - min_x),
- 512 - (region_y - min_y) };
-
- S32 dir;
- for (dir = 0; dir < 8; dir++)
- {
- S32 dim[2] = { 0 };
- switch (gDirAxes[dir][0])
- {
- case -1: dim[0] = add_boundary[2]; break;
- case 0: dim[0] = wx; break;
- default: dim[0] = add_boundary[0]; break;
- }
- switch (gDirAxes[dir][1])
- {
- case -1: dim[1] = add_boundary[3]; break;
- case 0: dim[1] = wy; break;
- default: dim[1] = add_boundary[1]; break;
- }
-
- // Resize and reshape the water objects
- const S32 water_center_x = center_x + llround((wx + dim[0]) * 0.5f * gDirAxes[dir][0]);
- const S32 water_center_y = center_y + llround((wy + dim[1]) * 0.5f * gDirAxes[dir][1]);
-
- LLVOWater* waterp = mEdgeWaterObjects[dir];
- if (!waterp || waterp->isDead())
- {
- // The edge water objects can be dead because they're attached to the region that the
- // agent was in when they were originally created.
- mEdgeWaterObjects[dir] = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_VOID_WATER,
- gAgent.getRegion());
- waterp = mEdgeWaterObjects[dir];
- waterp->setUseTexture(FALSE);
- waterp->setIsEdgePatch(TRUE);
- gPipeline.createObject(waterp);
- }
-
- waterp->setRegion(gAgent.getRegion());
- LLVector3d water_pos(water_center_x, water_center_y, water_height) ;
- LLVector3 water_scale((F32) dim[0], (F32) dim[1], 512.f);
-
- //stretch out to horizon
- water_scale.mV[0] += fabsf(2048.f * gDirAxes[dir][0]);
- water_scale.mV[1] += fabsf(2048.f * gDirAxes[dir][1]);
-
- water_pos.mdV[0] += 1024.f * gDirAxes[dir][0];
- water_pos.mdV[1] += 1024.f * gDirAxes[dir][1];
-
- waterp->setPositionGlobal(water_pos);
- waterp->setScale(water_scale);
-
- gObjectList.updateActive(waterp);
- }
-}
-
-
-void LLWorld::shiftRegions(const LLVector3& offset)
-{
- for (region_list_t::const_iterator i = getRegionList().begin(); i != getRegionList().end(); ++i)
- {
- LLViewerRegion* region = *i;
- region->updateRenderMatrix();
- }
-
- LLViewerPartSim::getInstance()->shift(offset);
-}
-
-LLViewerTexture* LLWorld::getDefaultWaterTexture()
-{
- return mDefaultWaterTexturep;
-}
-
-void LLWorld::setSpaceTimeUSec(const U64 space_time_usec)
-{
- mSpaceTimeUSec = space_time_usec;
-}
-
-U64 LLWorld::getSpaceTimeUSec() const
-{
- return mSpaceTimeUSec;
-}
-
-void LLWorld::requestCacheMisses()
-{
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->requestCacheMisses();
- }
-}
-
-void LLWorld::getInfo(LLSD& info)
-{
- LLSD region_info;
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- regionp->getInfo(region_info);
- info["World"].append(region_info);
- }
-}
-
-void LLWorld::disconnectRegions()
-{
- LLMessageSystem* msg = gMessageSystem;
- for (region_list_t::iterator iter = mRegionList.begin();
- iter != mRegionList.end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- if (regionp == gAgent.getRegion())
- {
- // Skip the main agent
- continue;
- }
-
- llinfos << "Sending AgentQuitCopy to: " << regionp->getHost() << llendl;
- msg->newMessageFast(_PREHASH_AgentQuitCopy);
- msg->nextBlockFast(_PREHASH_AgentData);
- msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
- msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
- msg->nextBlockFast(_PREHASH_FuseBlock);
- msg->addU32Fast(_PREHASH_ViewerCircuitCode, gMessageSystem->mOurCircuitCode);
- msg->sendMessage(regionp->getHost());
- }
-}
-
-static LLFastTimer::DeclareTimer FTM_ENABLE_SIMULATOR("Enable Sim");
-
-void process_enable_simulator(LLMessageSystem *msg, void **user_data)
-{
- LLFastTimer t(FTM_ENABLE_SIMULATOR);
- // enable the appropriate circuit for this simulator and
- // add its values into the gSimulator structure
- U64 handle;
- U32 ip_u32;
- U16 port;
-
- msg->getU64Fast(_PREHASH_SimulatorInfo, _PREHASH_Handle, handle);
- msg->getIPAddrFast(_PREHASH_SimulatorInfo, _PREHASH_IP, ip_u32);
- msg->getIPPortFast(_PREHASH_SimulatorInfo, _PREHASH_Port, port);
-
- // which simulator should we modify?
- LLHost sim(ip_u32, port);
-
- // Viewer trusts the simulator.
- msg->enableCircuit(sim, TRUE);
- LLWorld::getInstance()->addRegion(handle, sim);
-
- // give the simulator a message it can use to get ip and port
- llinfos << "simulator_enable() Enabling " << sim << " with code " << msg->getOurCircuitCode() << llendl;
- msg->newMessageFast(_PREHASH_UseCircuitCode);
- msg->nextBlockFast(_PREHASH_CircuitCode);
- msg->addU32Fast(_PREHASH_Code, msg->getOurCircuitCode());
- msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
- msg->addUUIDFast(_PREHASH_ID, gAgent.getID());
- msg->sendReliable(sim);
-}
-
-class LLEstablishAgentCommunication : public LLHTTPNode
-{
- LOG_CLASS(LLEstablishAgentCommunication);
-public:
- virtual void describe(Description& desc) const
- {
- desc.shortInfo("seed capability info for a region");
- desc.postAPI();
- desc.input(
- "{ seed-capability: ..., sim-ip: ..., sim-port }");
- desc.source(__FILE__, __LINE__);
- }
-
- virtual void post(ResponsePtr response, const LLSD& context, const LLSD& input) const
- {
- if (!input["body"].has("agent-id") ||
- !input["body"].has("sim-ip-and-port") ||
- !input["body"].has("seed-capability"))
- {
- llwarns << "invalid parameters" << llendl;
- return;
- }
-
- LLHost sim(input["body"]["sim-ip-and-port"].asString());
-
- LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(sim);
- if (!regionp)
- {
- llwarns << "Got EstablishAgentCommunication for unknown region "
- << sim << llendl;
- return;
- }
- regionp->setSeedCapability(input["body"]["seed-capability"]);
- }
-};
-
-// disable the circuit to this simulator
-// Called in response to "DisableSimulator" message.
-void process_disable_simulator(LLMessageSystem *mesgsys, void **user_data)
-{
- LLHost host = mesgsys->getSender();
-
- //llinfos << "Disabling simulator with message from " << host << llendl;
- LLWorld::getInstance()->removeRegion(host);
-
- mesgsys->disableCircuit(host);
-}
-
-
-void process_region_handshake(LLMessageSystem* msg, void** user_data)
-{
- LLHost host = msg->getSender();
- LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(host);
- if (!regionp)
- {
- llwarns << "Got region handshake for unknown region "
- << host << llendl;
- return;
- }
-
- regionp->unpackRegionHandshake();
-}
-
-
-void send_agent_pause()
-{
- // *NOTE:Mani Pausing the mainloop timeout. Otherwise a long modal event may cause
- // the thread monitor to timeout.
- LLAppViewer::instance()->pauseMainloopTimeout();
-
- // Note: used to check for LLWorld initialization before it became a singleton.
- // Rather than just remove this check I'm changing it to assure that the message
- // system has been initialized. -MG
- if (!gMessageSystem)
- {
- return;
- }
-
- gMessageSystem->newMessageFast(_PREHASH_AgentPause);
- gMessageSystem->nextBlockFast(_PREHASH_AgentData);
- gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
- gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
-
- gAgentPauseSerialNum++;
- gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
-
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- gMessageSystem->sendReliable(regionp->getHost());
- }
-
- gObjectList.mWasPaused = TRUE;
-}
-
-
-void send_agent_resume()
-{
- // Note: used to check for LLWorld initialization before it became a singleton.
- // Rather than just remove this check I'm changing it to assure that the message
- // system has been initialized. -MG
- if (!gMessageSystem)
- {
- return;
- }
-
- gMessageSystem->newMessageFast(_PREHASH_AgentResume);
- gMessageSystem->nextBlockFast(_PREHASH_AgentData);
- gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
- gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
-
- gAgentPauseSerialNum++;
- gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
-
-
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- gMessageSystem->sendReliable(regionp->getHost());
- }
-
- // Reset the FPS counter to avoid an invalid fps
- LLViewerStats::getInstance()->mFPSStat.start();
-
- LLAppViewer::instance()->resumeMainloopTimeout();
-}
-
-static LLVector3d unpackLocalToGlobalPosition(U32 compact_local, const LLVector3d& region_origin)
-{
- LLVector3d pos_local;
-
- pos_local.mdV[VZ] = (compact_local & 0xFFU) * 4;
- pos_local.mdV[VY] = (compact_local >> 8) & 0xFFU;
- pos_local.mdV[VX] = (compact_local >> 16) & 0xFFU;
-
- return region_origin + pos_local;
-}
-
-void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positions, const LLVector3d& relative_to, F32 radius) const
-{
- F32 radius_squared = radius * radius;
-
- if(avatar_ids != NULL)
- {
- avatar_ids->clear();
- }
- if(positions != NULL)
- {
- positions->clear();
- }
- // get the list of avatars from the character list first, so distances are correct
- // when agent is above 1020m and other avatars are nearby
- for (std::vector<LLCharacter*>::iterator iter = LLCharacter::sInstances.begin();
- iter != LLCharacter::sInstances.end(); ++iter)
- {
- LLVOAvatar* pVOAvatar = (LLVOAvatar*) *iter;
- LLVector3d pos_global = pVOAvatar->getPositionGlobal();
- LLUUID uuid = pVOAvatar->getID();
- if( !pVOAvatar->isDead()
- && !pVOAvatar->isSelf()
- && !uuid.isNull() &&
- dist_vec_squared(pos_global, relative_to) <= radius_squared)
- {
- if(positions != NULL)
- {
- positions->push_back(pos_global);
- }
- if(avatar_ids !=NULL)
- {
- avatar_ids->push_back(uuid);
- }
- }
- }
- // region avatars added for situations where radius is greater than RenderFarClip
- for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
- iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
- {
- LLViewerRegion* regionp = *iter;
- const LLVector3d& origin_global = regionp->getOriginGlobal();
- S32 count = regionp->mMapAvatars.count();
- for (S32 i = 0; i < count; i++)
- {
- LLVector3d pos_global = unpackLocalToGlobalPosition(regionp->mMapAvatars.get(i), origin_global);
- if(dist_vec_squared(pos_global, relative_to) <= radius_squared)
- {
- LLUUID uuid = regionp->mMapAvatarIDs.get(i);
- // if this avatar doesn't already exist in the list, add it
- if(uuid.notNull() && avatar_ids != NULL && std::find(avatar_ids->begin(), avatar_ids->end(), uuid) == avatar_ids->end())
- {
- if (positions != NULL)
- {
- positions->push_back(pos_global);
- }
- avatar_ids->push_back(uuid);
- }
- }
- }
- }
-}
-
-
-LLHTTPRegistration<LLEstablishAgentCommunication>
- gHTTPRegistrationEstablishAgentCommunication(
- "/message/EstablishAgentCommunication");
+/**
+ * @file llworld.cpp
+ * @brief Initial test structure to organize viewer regions
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * 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 "llworld.h"
+#include "llrender.h"
+
+#include "indra_constants.h"
+#include "llstl.h"
+
+#include "llagent.h"
+#include "llviewercontrol.h"
+#include "lldrawpool.h"
+#include "llglheaders.h"
+#include "llhttpnode.h"
+#include "llregionhandle.h"
+#include "llsurface.h"
+#include "lltrans.h"
+#include "llviewercamera.h"
+#include "llviewertexture.h"
+#include "llviewertexturelist.h"
+#include "llviewernetwork.h"
+#include "llviewerobjectlist.h"
+#include "llviewerparceloverlay.h"
+#include "llviewerregion.h"
+#include "llviewerstats.h"
+#include "llvlcomposition.h"
+#include "llvoavatar.h"
+#include "llvocache.h"
+#include "llvowater.h"
+#include "message.h"
+#include "pipeline.h"
+#include "llappviewer.h" // for do_disconnect()
+
+#include <deque>
+#include <queue>
+#include <map>
+#include <cstring>
+
+
+//
+// Globals
+//
+U32 gAgentPauseSerialNum = 0;
+
+//
+// Constants
+//
+const S32 MAX_NUMBER_OF_CLOUDS = 750;
+const S32 WORLD_PATCH_SIZE = 16;
+
+extern LLColor4U MAX_WATER_COLOR;
+
+const U32 LLWorld::mWidth = 256;
+
+// meters/point, therefore mWidth * mScale = meters per edge
+const F32 LLWorld::mScale = 1.f;
+
+const F32 LLWorld::mWidthInMeters = mWidth * mScale;
+
+//
+// Functions
+//
+
+// allocate the stack
+LLWorld::LLWorld() :
+ mLandFarClip(DEFAULT_FAR_PLANE),
+ mLastPacketsIn(0),
+ mLastPacketsOut(0),
+ mLastPacketsLost(0),
+ mSpaceTimeUSec(0)
+{
+ for (S32 i = 0; i < 8; i++)
+ {
+ mEdgeWaterObjects[i] = NULL;
+ }
+
+ LLPointer<LLImageRaw> raw = new LLImageRaw(1,1,4);
+ U8 *default_texture = raw->getData();
+ *(default_texture++) = MAX_WATER_COLOR.mV[0];
+ *(default_texture++) = MAX_WATER_COLOR.mV[1];
+ *(default_texture++) = MAX_WATER_COLOR.mV[2];
+ *(default_texture++) = MAX_WATER_COLOR.mV[3];
+
+ mDefaultWaterTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
+ gGL.getTexUnit(0)->bind(mDefaultWaterTexturep);
+ mDefaultWaterTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);
+
+}
+
+
+void LLWorld::destroyClass()
+{
+ mHoleWaterObjects.clear();
+ gObjectList.destroy();
+ for(region_list_t::iterator region_it = mRegionList.begin(); region_it != mRegionList.end(); )
+ {
+ LLViewerRegion* region_to_delete = *region_it++;
+ removeRegion(region_to_delete->getHost());
+ }
+ if(LLVOCache::hasInstance())
+ {
+ LLVOCache::getInstance()->destroyClass() ;
+ }
+ LLViewerPartSim::getInstance()->destroyClass();
+
+ mDefaultWaterTexturep = NULL ;
+ for (S32 i = 0; i < 8; i++)
+ {
+ mEdgeWaterObjects[i] = NULL;
+ }
+}
+
+
+LLViewerRegion* LLWorld::addRegion(const U64 &region_handle, const LLHost &host)
+{
+ LLMemType mt(LLMemType::MTYPE_REGIONS);
+ llinfos << "Add region with handle: " << region_handle << " on host " << host << llendl;
+ LLViewerRegion *regionp = getRegionFromHandle(region_handle);
+ if (regionp)
+ {
+ llinfos << "Region exists, removing it " << llendl;
+ LLHost old_host = regionp->getHost();
+ // region already exists!
+ if (host == old_host && regionp->isAlive())
+ {
+ // This is a duplicate for the same host and it's alive, don't bother.
+ return regionp;
+ }
+
+ if (host != old_host)
+ {
+ llwarns << "LLWorld::addRegion exists, but old host " << old_host
+ << " does not match new host " << host << llendl;
+ }
+ if (!regionp->isAlive())
+ {
+ llwarns << "LLWorld::addRegion exists, but isn't alive" << llendl;
+ }
+
+ // Kill the old host, and then we can continue on and add the new host. We have to kill even if the host
+ // matches, because all the agent state for the new camera is completely different.
+ removeRegion(old_host);
+ }
+
+ U32 iindex = 0;
+ U32 jindex = 0;
+ from_region_handle(region_handle, &iindex, &jindex);
+ S32 x = (S32)(iindex/mWidth);
+ S32 y = (S32)(jindex/mWidth);
+ llinfos << "Adding new region (" << x << ":" << y << ")" << llendl;
+ llinfos << "Host: " << host << llendl;
+
+ LLVector3d origin_global;
+
+ origin_global = from_region_handle(region_handle);
+
+ regionp = new LLViewerRegion(region_handle,
+ host,
+ mWidth,
+ WORLD_PATCH_SIZE,
+ getRegionWidthInMeters() );
+ if (!regionp)
+ {
+ llerrs << "Unable to create new region!" << llendl;
+ }
+
+ mRegionList.push_back(regionp);
+ mActiveRegionList.push_back(regionp);
+ mCulledRegionList.push_back(regionp);
+
+
+ // Find all the adjacent regions, and attach them.
+ // Generate handles for all of the adjacent regions, and attach them in the correct way.
+ // connect the edges
+ F32 adj_x = 0.f;
+ F32 adj_y = 0.f;
+ F32 region_x = 0.f;
+ F32 region_y = 0.f;
+ U64 adj_handle = 0;
+
+ F32 width = getRegionWidthInMeters();
+
+ LLViewerRegion *neighborp;
+ from_region_handle(region_handle, &region_x, &region_y);
+
+ // Iterate through all directions, and connect neighbors if there.
+ S32 dir;
+ for (dir = 0; dir < 8; dir++)
+ {
+ adj_x = region_x + width * gDirAxes[dir][0];
+ adj_y = region_y + width * gDirAxes[dir][1];
+ to_region_handle(adj_x, adj_y, &adj_handle);
+
+ neighborp = getRegionFromHandle(adj_handle);
+ if (neighborp)
+ {
+ //llinfos << "Connecting " << region_x << ":" << region_y << " -> " << adj_x << ":" << adj_y << llendl;
+ regionp->connectNeighbor(neighborp, dir);
+ }
+ }
+
+ updateWaterObjects();
+
+ return regionp;
+}
+
+
+void LLWorld::removeRegion(const LLHost &host)
+{
+ F32 x, y;
+
+ LLViewerRegion *regionp = getRegion(host);
+ if (!regionp)
+ {
+ llwarns << "Trying to remove region that doesn't exist!" << llendl;
+ return;
+ }
+
+ if (regionp == gAgent.getRegion())
+ {
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* reg = *iter;
+ llwarns << "RegionDump: " << reg->getName()
+ << " " << reg->getHost()
+ << " " << reg->getOriginGlobal()
+ << llendl;
+ }
+
+ llwarns << "Agent position global " << gAgent.getPositionGlobal()
+ << " agent " << gAgent.getPositionAgent()
+ << llendl;
+
+ llwarns << "Regions visited " << gAgent.getRegionsVisited() << llendl;
+
+ llwarns << "gFrameTimeSeconds " << gFrameTimeSeconds << llendl;
+
+ llwarns << "Disabling region " << regionp->getName() << " that agent is in!" << llendl;
+ LLAppViewer::instance()->forceDisconnect(LLTrans::getString("YouHaveBeenDisconnected"));
+
+ regionp->saveObjectCache() ; //force to save objects here in case that the object cache is about to be destroyed.
+ return;
+ }
+
+ from_region_handle(regionp->getHandle(), &x, &y);
+ llinfos << "Removing region " << x << ":" << y << llendl;
+
+ mRegionList.remove(regionp);
+ mActiveRegionList.remove(regionp);
+ mCulledRegionList.remove(regionp);
+ mVisibleRegionList.remove(regionp);
+
+ delete regionp;
+
+ updateWaterObjects();
+
+ //double check all objects of this region are removed.
+ gObjectList.clearAllMapObjectsInRegion(regionp) ;
+ //llassert_always(!gObjectList.hasMapObjectInRegion(regionp)) ;
+}
+
+
+LLViewerRegion* LLWorld::getRegion(const LLHost &host)
+{
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ if (regionp->getHost() == host)
+ {
+ return regionp;
+ }
+ }
+ return NULL;
+}
+
+LLViewerRegion* LLWorld::getRegionFromPosAgent(const LLVector3 &pos)
+{
+ return getRegionFromPosGlobal(gAgent.getPosGlobalFromAgent(pos));
+}
+
+LLViewerRegion* LLWorld::getRegionFromPosGlobal(const LLVector3d &pos)
+{
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ if (regionp->pointInRegionGlobal(pos))
+ {
+ return regionp;
+ }
+ }
+ return NULL;
+}
+
+
+LLVector3d LLWorld::clipToVisibleRegions(const LLVector3d &start_pos, const LLVector3d &end_pos)
+{
+ if (positionRegionValidGlobal(end_pos))
+ {
+ return end_pos;
+ }
+
+ LLViewerRegion* regionp = getRegionFromPosGlobal(start_pos);
+ if (!regionp)
+ {
+ return start_pos;
+ }
+
+ LLVector3d delta_pos = end_pos - start_pos;
+ LLVector3d delta_pos_abs;
+ delta_pos_abs.setVec(delta_pos);
+ delta_pos_abs.abs();
+
+ LLVector3 region_coord = regionp->getPosRegionFromGlobal(end_pos);
+ F64 clip_factor = 1.0;
+ F32 region_width = regionp->getWidth();
+ if (region_coord.mV[VX] < 0.f)
+ {
+ if (region_coord.mV[VY] < region_coord.mV[VX])
+ {
+ // clip along y -
+ clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
+ }
+ else
+ {
+ // clip along x -
+ clip_factor = -(region_coord.mV[VX] / delta_pos_abs.mdV[VX]);
+ }
+ }
+ else if (region_coord.mV[VX] > region_width)
+ {
+ if (region_coord.mV[VY] > region_coord.mV[VX])
+ {
+ // clip along y +
+ clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
+ }
+ else
+ {
+ //clip along x +
+ clip_factor = (region_coord.mV[VX] - region_width) / delta_pos_abs.mdV[VX];
+ }
+ }
+ else if (region_coord.mV[VY] < 0.f)
+ {
+ // clip along y -
+ clip_factor = -(region_coord.mV[VY] / delta_pos_abs.mdV[VY]);
+ }
+ else if (region_coord.mV[VY] > region_width)
+ {
+ // clip along y +
+ clip_factor = (region_coord.mV[VY] - region_width) / delta_pos_abs.mdV[VY];
+ }
+
+ // clamp to within region dimensions
+ LLVector3d final_region_pos = LLVector3d(region_coord) - (delta_pos * clip_factor);
+ final_region_pos.mdV[VX] = llclamp(final_region_pos.mdV[VX], 0.0,
+ (F64)(region_width - F_ALMOST_ZERO));
+ final_region_pos.mdV[VY] = llclamp(final_region_pos.mdV[VY], 0.0,
+ (F64)(region_width - F_ALMOST_ZERO));
+ final_region_pos.mdV[VZ] = llclamp(final_region_pos.mdV[VZ], 0.0,
+ (F64)(LLWorld::getInstance()->getRegionMaxHeight() - F_ALMOST_ZERO));
+ return regionp->getPosGlobalFromRegion(LLVector3(final_region_pos));
+}
+
+LLViewerRegion* LLWorld::getRegionFromHandle(const U64 &handle)
+{
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ if (regionp->getHandle() == handle)
+ {
+ return regionp;
+ }
+ }
+ return NULL;
+}
+
+
+void LLWorld::updateAgentOffset(const LLVector3d &offset_global)
+{
+#if 0
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ regionp->setAgentOffset(offset_global);
+ }
+#endif
+}
+
+
+BOOL LLWorld::positionRegionValidGlobal(const LLVector3d &pos_global)
+{
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ if (regionp->pointInRegionGlobal(pos_global))
+ {
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+
+// Allow objects to go up to their radius underground.
+F32 LLWorld::getMinAllowedZ(LLViewerObject* object, const LLVector3d &global_pos)
+{
+ F32 land_height = resolveLandHeightGlobal(global_pos);
+ F32 radius = 0.5f * object->getScale().length();
+ return land_height - radius;
+}
+
+
+
+LLViewerRegion* LLWorld::resolveRegionGlobal(LLVector3 &pos_region, const LLVector3d &pos_global)
+{
+ LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
+
+ if (regionp)
+ {
+ pos_region = regionp->getPosRegionFromGlobal(pos_global);
+ return regionp;
+ }
+
+ return NULL;
+}
+
+
+LLViewerRegion* LLWorld::resolveRegionAgent(LLVector3 &pos_region, const LLVector3 &pos_agent)
+{
+ LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
+ LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
+
+ if (regionp)
+ {
+ pos_region = regionp->getPosRegionFromGlobal(pos_global);
+ return regionp;
+ }
+
+ return NULL;
+}
+
+
+F32 LLWorld::resolveLandHeightAgent(const LLVector3 &pos_agent)
+{
+ LLVector3d pos_global = gAgent.getPosGlobalFromAgent(pos_agent);
+ return resolveLandHeightGlobal(pos_global);
+}
+
+
+F32 LLWorld::resolveLandHeightGlobal(const LLVector3d &pos_global)
+{
+ LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
+ if (regionp)
+ {
+ return regionp->getLand().resolveHeightGlobal(pos_global);
+ }
+ return 0.0f;
+}
+
+
+// Takes a line defined by "point_a" and "point_b" and determines the closest (to point_a)
+// point where the the line intersects an object or the land surface. Stores the results
+// in "intersection" and "intersection_normal" and returns a scalar value that represents
+// the normalized distance along the line from "point_a" to "intersection".
+//
+// Currently assumes point_a and point_b only differ in z-direction,
+// but it may eventually become more general.
+F32 LLWorld::resolveStepHeightGlobal(const LLVOAvatar* avatarp, const LLVector3d &point_a, const LLVector3d &point_b,
+ LLVector3d &intersection, LLVector3 &intersection_normal,
+ LLViewerObject **viewerObjectPtr)
+{
+ // initialize return value to null
+ if (viewerObjectPtr)
+ {
+ *viewerObjectPtr = NULL;
+ }
+
+ LLViewerRegion *regionp = getRegionFromPosGlobal(point_a);
+ if (!regionp)
+ {
+ // We're outside the world
+ intersection = 0.5f * (point_a + point_b);
+ intersection_normal.setVec(0.0f, 0.0f, 1.0f);
+ return 0.5f;
+ }
+
+ // calculate the length of the segment
+ F32 segment_length = (F32)((point_a - point_b).length());
+ if (0.0f == segment_length)
+ {
+ intersection = point_a;
+ intersection_normal.setVec(0.0f, 0.0f, 1.0f);
+ return segment_length;
+ }
+
+ // get land height
+ // Note: we assume that the line is parallel to z-axis here
+ LLVector3d land_intersection = point_a;
+ F32 normalized_land_distance;
+
+ land_intersection.mdV[VZ] = regionp->getLand().resolveHeightGlobal(point_a);
+ normalized_land_distance = (F32)(point_a.mdV[VZ] - land_intersection.mdV[VZ]) / segment_length;
+ intersection = land_intersection;
+ intersection_normal = resolveLandNormalGlobal(land_intersection);
+
+ if (avatarp && !avatarp->mFootPlane.isExactlyClear())
+ {
+ LLVector3 foot_plane_normal(avatarp->mFootPlane.mV);
+ LLVector3 start_pt = avatarp->getRegion()->getPosRegionFromGlobal(point_a);
+ // added 0.05 meters to compensate for error in foot plane reported by Havok
+ F32 norm_dist_from_plane = ((start_pt * foot_plane_normal) - avatarp->mFootPlane.mV[VW]) + 0.05f;
+ norm_dist_from_plane = llclamp(norm_dist_from_plane / segment_length, 0.f, 1.f);
+ if (norm_dist_from_plane < normalized_land_distance)
+ {
+ // collided with object before land
+ normalized_land_distance = norm_dist_from_plane;
+ intersection = point_a;
+ intersection.mdV[VZ] -= norm_dist_from_plane * segment_length;
+ intersection_normal = foot_plane_normal;
+ }
+ else
+ {
+ intersection = land_intersection;
+ intersection_normal = resolveLandNormalGlobal(land_intersection);
+ }
+ }
+
+ return normalized_land_distance;
+}
+
+
+LLSurfacePatch * LLWorld::resolveLandPatchGlobal(const LLVector3d &pos_global)
+{
+ // returns a pointer to the patch at this location
+ LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
+ if (!regionp)
+ {
+ return NULL;
+ }
+
+ return regionp->getLand().resolvePatchGlobal(pos_global);
+}
+
+
+LLVector3 LLWorld::resolveLandNormalGlobal(const LLVector3d &pos_global)
+{
+ LLViewerRegion *regionp = getRegionFromPosGlobal(pos_global);
+ if (!regionp)
+ {
+ return LLVector3::z_axis;
+ }
+
+ return regionp->getLand().resolveNormalGlobal(pos_global);
+}
+
+
+void LLWorld::updateVisibilities()
+{
+ F32 cur_far_clip = LLViewerCamera::getInstance()->getFar();
+
+ // Go through the culled list and check for visible regions (region is visible if land is visible)
+ for (region_list_t::iterator iter = mCulledRegionList.begin();
+ iter != mCulledRegionList.end(); )
+ {
+ region_list_t::iterator curiter = iter++;
+ LLViewerRegion* regionp = *curiter;
+
+ LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
+ if (part)
+ {
+ LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
+ if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
+ {
+ mCulledRegionList.erase(curiter);
+ mVisibleRegionList.push_back(regionp);
+ }
+ }
+ }
+
+ // Update all of the visible regions
+ for (region_list_t::iterator iter = mVisibleRegionList.begin();
+ iter != mVisibleRegionList.end(); )
+ {
+ region_list_t::iterator curiter = iter++;
+ LLViewerRegion* regionp = *curiter;
+ if (!regionp->getLand().hasZData())
+ {
+ continue;
+ }
+
+ LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
+ if (part)
+ {
+ LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
+ if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
+ {
+ regionp->calculateCameraDistance();
+ regionp->getLand().updatePatchVisibilities(gAgent);
+ }
+ else
+ {
+ mVisibleRegionList.erase(curiter);
+ mCulledRegionList.push_back(regionp);
+ }
+ }
+ }
+
+ // Sort visible regions
+ mVisibleRegionList.sort(LLViewerRegion::CompareDistance());
+
+ LLViewerCamera::getInstance()->setFar(cur_far_clip);
+}
+
+void LLWorld::updateRegions(F32 max_update_time)
+{
+ LLMemType mt_ur(LLMemType::MTYPE_IDLE_UPDATE_REGIONS);
+ LLTimer update_timer;
+ BOOL did_one = FALSE;
+
+ // Perform idle time updates for the regions (and associated surfaces)
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ F32 max_time = max_update_time - update_timer.getElapsedTimeF32();
+ if (did_one && max_time <= 0.f)
+ break;
+ max_time = llmin(max_time, max_update_time*.1f);
+ did_one |= regionp->idleUpdate(max_update_time);
+ }
+}
+
+void LLWorld::updateParticles()
+{
+ LLViewerPartSim::getInstance()->updateSimulation();
+}
+
+void LLWorld::renderPropertyLines()
+{
+ S32 region_count = 0;
+ S32 vertex_count = 0;
+
+ for (region_list_t::iterator iter = mVisibleRegionList.begin();
+ iter != mVisibleRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ region_count++;
+ vertex_count += regionp->renderPropertyLines();
+ }
+}
+
+
+void LLWorld::updateNetStats()
+{
+ F32 bits = 0.f;
+ U32 packets = 0;
+
+ for (region_list_t::iterator iter = mActiveRegionList.begin();
+ iter != mActiveRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ regionp->updateNetStats();
+ bits += regionp->mBitStat.getCurrent();
+ packets += llfloor( regionp->mPacketsStat.getCurrent() );
+ }
+
+ S32 packets_in = gMessageSystem->mPacketsIn - mLastPacketsIn;
+ S32 packets_out = gMessageSystem->mPacketsOut - mLastPacketsOut;
+ S32 packets_lost = gMessageSystem->mDroppedPackets - mLastPacketsLost;
+
+ S32 actual_in_bits = gMessageSystem->mPacketRing.getAndResetActualInBits();
+ S32 actual_out_bits = gMessageSystem->mPacketRing.getAndResetActualOutBits();
+ LLViewerStats::getInstance()->mActualInKBitStat.addValue(actual_in_bits/1024.f);
+ LLViewerStats::getInstance()->mActualOutKBitStat.addValue(actual_out_bits/1024.f);
+ LLViewerStats::getInstance()->mKBitStat.addValue(bits/1024.f);
+ LLViewerStats::getInstance()->mPacketsInStat.addValue(packets_in);
+ LLViewerStats::getInstance()->mPacketsOutStat.addValue(packets_out);
+ LLViewerStats::getInstance()->mPacketsLostStat.addValue(gMessageSystem->mDroppedPackets);
+ if (packets_in)
+ {
+ LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(100.f*((F32)packets_lost/(F32)packets_in));
+ }
+ else
+ {
+ LLViewerStats::getInstance()->mPacketsLostPercentStat.addValue(0.f);
+ }
+
+ mLastPacketsIn = gMessageSystem->mPacketsIn;
+ mLastPacketsOut = gMessageSystem->mPacketsOut;
+ mLastPacketsLost = gMessageSystem->mDroppedPackets;
+}
+
+
+void LLWorld::printPacketsLost()
+{
+ llinfos << "Simulators:" << llendl;
+ llinfos << "----------" << llendl;
+
+ LLCircuitData *cdp = NULL;
+ for (region_list_t::iterator iter = mActiveRegionList.begin();
+ iter != mActiveRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ cdp = gMessageSystem->mCircuitInfo.findCircuit(regionp->getHost());
+ if (cdp)
+ {
+ LLVector3d range = regionp->getCenterGlobal() - gAgent.getPositionGlobal();
+
+ llinfos << regionp->getHost() << ", range: " << range.length()
+ << " packets lost: " << cdp->getPacketsLost() << llendl;
+ }
+ }
+}
+
+void LLWorld::processCoarseUpdate(LLMessageSystem* msg, void** user_data)
+{
+ LLViewerRegion* region = LLWorld::getInstance()->getRegion(msg->getSender());
+ if( region )
+ {
+ region->updateCoarseLocations(msg);
+ }
+}
+
+F32 LLWorld::getLandFarClip() const
+{
+ return mLandFarClip;
+}
+
+void LLWorld::setLandFarClip(const F32 far_clip)
+{
+ static S32 const rwidth = (S32)REGION_WIDTH_U32;
+ S32 const n1 = (llceil(mLandFarClip) - 1) / rwidth;
+ S32 const n2 = (llceil(far_clip) - 1) / rwidth;
+ bool need_water_objects_update = n1 != n2;
+
+ mLandFarClip = far_clip;
+
+ if (need_water_objects_update)
+ {
+ updateWaterObjects();
+ }
+}
+
+// Some region that we're connected to, but not the one we're in, gave us
+// a (possibly) new water height. Update it in our local copy.
+void LLWorld::waterHeightRegionInfo(std::string const& sim_name, F32 water_height)
+{
+ for (region_list_t::iterator iter = mRegionList.begin(); iter != mRegionList.end(); ++iter)
+ {
+ if ((*iter)->getName() == sim_name)
+ {
+ (*iter)->setWaterHeight(water_height);
+ break;
+ }
+ }
+}
+
+void LLWorld::updateWaterObjects()
+{
+ if (!gAgent.getRegion())
+ {
+ return;
+ }
+ if (mRegionList.empty())
+ {
+ llwarns << "No regions!" << llendl;
+ return;
+ }
+
+ // First, determine the min and max "box" of water objects
+ S32 min_x = 0;
+ S32 min_y = 0;
+ S32 max_x = 0;
+ S32 max_y = 0;
+ U32 region_x, region_y;
+
+ S32 rwidth = 256;
+
+ // We only want to fill in water for stuff that's near us, say, within 256 or 512m
+ S32 range = LLViewerCamera::getInstance()->getFar() > 256.f ? 512 : 256;
+
+ LLViewerRegion* regionp = gAgent.getRegion();
+ from_region_handle(regionp->getHandle(), &region_x, &region_y);
+
+ min_x = (S32)region_x - range;
+ min_y = (S32)region_y - range;
+ max_x = (S32)region_x + range;
+ max_y = (S32)region_y + range;
+
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ LLVOWater* waterp = regionp->getLand().getWaterObj();
+ if (waterp)
+ {
+ gObjectList.updateActive(waterp);
+ }
+ }
+
+ for (std::list<LLVOWater*>::iterator iter = mHoleWaterObjects.begin();
+ iter != mHoleWaterObjects.end(); ++ iter)
+ {
+ LLVOWater* waterp = *iter;
+ gObjectList.killObject(waterp);
+ }
+ mHoleWaterObjects.clear();
+
+ // Now, get a list of the holes
+ S32 x, y;
+ F32 water_height = gAgent.getRegion()->getWaterHeight() + 256.f;
+ for (x = min_x; x <= max_x; x += rwidth)
+ {
+ for (y = min_y; y <= max_y; y += rwidth)
+ {
+ U64 region_handle = to_region_handle(x, y);
+ if (!getRegionFromHandle(region_handle))
+ {
+ LLVOWater* waterp = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_WATER, gAgent.getRegion());
+ waterp->setUseTexture(FALSE);
+ waterp->setPositionGlobal(LLVector3d(x + rwidth/2,
+ y + rwidth/2,
+ water_height));
+ waterp->setScale(LLVector3((F32)rwidth, (F32)rwidth, 512.f));
+ gPipeline.createObject(waterp);
+ mHoleWaterObjects.push_back(waterp);
+ }
+ }
+ }
+
+ // Update edge water objects
+ S32 wx, wy;
+ S32 center_x, center_y;
+ wx = (max_x - min_x) + rwidth;
+ wy = (max_y - min_y) + rwidth;
+ center_x = min_x + (wx >> 1);
+ center_y = min_y + (wy >> 1);
+
+ S32 add_boundary[4] = {
+ 512 - (max_x - region_x),
+ 512 - (max_y - region_y),
+ 512 - (region_x - min_x),
+ 512 - (region_y - min_y) };
+
+ S32 dir;
+ for (dir = 0; dir < 8; dir++)
+ {
+ S32 dim[2] = { 0 };
+ switch (gDirAxes[dir][0])
+ {
+ case -1: dim[0] = add_boundary[2]; break;
+ case 0: dim[0] = wx; break;
+ default: dim[0] = add_boundary[0]; break;
+ }
+ switch (gDirAxes[dir][1])
+ {
+ case -1: dim[1] = add_boundary[3]; break;
+ case 0: dim[1] = wy; break;
+ default: dim[1] = add_boundary[1]; break;
+ }
+
+ // Resize and reshape the water objects
+ const S32 water_center_x = center_x + llround((wx + dim[0]) * 0.5f * gDirAxes[dir][0]);
+ const S32 water_center_y = center_y + llround((wy + dim[1]) * 0.5f * gDirAxes[dir][1]);
+
+ LLVOWater* waterp = mEdgeWaterObjects[dir];
+ if (!waterp || waterp->isDead())
+ {
+ // The edge water objects can be dead because they're attached to the region that the
+ // agent was in when they were originally created.
+ mEdgeWaterObjects[dir] = (LLVOWater *)gObjectList.createObjectViewer(LLViewerObject::LL_VO_VOID_WATER,
+ gAgent.getRegion());
+ waterp = mEdgeWaterObjects[dir];
+ waterp->setUseTexture(FALSE);
+ waterp->setIsEdgePatch(TRUE);
+ gPipeline.createObject(waterp);
+ }
+
+ waterp->setRegion(gAgent.getRegion());
+ LLVector3d water_pos(water_center_x, water_center_y, water_height) ;
+ LLVector3 water_scale((F32) dim[0], (F32) dim[1], 512.f);
+
+ //stretch out to horizon
+ water_scale.mV[0] += fabsf(2048.f * gDirAxes[dir][0]);
+ water_scale.mV[1] += fabsf(2048.f * gDirAxes[dir][1]);
+
+ water_pos.mdV[0] += 1024.f * gDirAxes[dir][0];
+ water_pos.mdV[1] += 1024.f * gDirAxes[dir][1];
+
+ waterp->setPositionGlobal(water_pos);
+ waterp->setScale(water_scale);
+
+ gObjectList.updateActive(waterp);
+ }
+}
+
+
+void LLWorld::shiftRegions(const LLVector3& offset)
+{
+ for (region_list_t::const_iterator i = getRegionList().begin(); i != getRegionList().end(); ++i)
+ {
+ LLViewerRegion* region = *i;
+ region->updateRenderMatrix();
+ }
+
+ LLViewerPartSim::getInstance()->shift(offset);
+}
+
+LLViewerTexture* LLWorld::getDefaultWaterTexture()
+{
+ return mDefaultWaterTexturep;
+}
+
+void LLWorld::setSpaceTimeUSec(const U64 space_time_usec)
+{
+ mSpaceTimeUSec = space_time_usec;
+}
+
+U64 LLWorld::getSpaceTimeUSec() const
+{
+ return mSpaceTimeUSec;
+}
+
+void LLWorld::requestCacheMisses()
+{
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ regionp->requestCacheMisses();
+ }
+}
+
+void LLWorld::getInfo(LLSD& info)
+{
+ LLSD region_info;
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ regionp->getInfo(region_info);
+ info["World"].append(region_info);
+ }
+}
+
+void LLWorld::disconnectRegions()
+{
+ LLMessageSystem* msg = gMessageSystem;
+ for (region_list_t::iterator iter = mRegionList.begin();
+ iter != mRegionList.end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ if (regionp == gAgent.getRegion())
+ {
+ // Skip the main agent
+ continue;
+ }
+
+ llinfos << "Sending AgentQuitCopy to: " << regionp->getHost() << llendl;
+ msg->newMessageFast(_PREHASH_AgentQuitCopy);
+ msg->nextBlockFast(_PREHASH_AgentData);
+ msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
+ msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+ msg->nextBlockFast(_PREHASH_FuseBlock);
+ msg->addU32Fast(_PREHASH_ViewerCircuitCode, gMessageSystem->mOurCircuitCode);
+ msg->sendMessage(regionp->getHost());
+ }
+}
+
+static LLFastTimer::DeclareTimer FTM_ENABLE_SIMULATOR("Enable Sim");
+
+void process_enable_simulator(LLMessageSystem *msg, void **user_data)
+{
+ LLFastTimer t(FTM_ENABLE_SIMULATOR);
+ // enable the appropriate circuit for this simulator and
+ // add its values into the gSimulator structure
+ U64 handle;
+ U32 ip_u32;
+ U16 port;
+
+ msg->getU64Fast(_PREHASH_SimulatorInfo, _PREHASH_Handle, handle);
+ msg->getIPAddrFast(_PREHASH_SimulatorInfo, _PREHASH_IP, ip_u32);
+ msg->getIPPortFast(_PREHASH_SimulatorInfo, _PREHASH_Port, port);
+
+ // which simulator should we modify?
+ LLHost sim(ip_u32, port);
+
+ // Viewer trusts the simulator.
+ msg->enableCircuit(sim, TRUE);
+ LLWorld::getInstance()->addRegion(handle, sim);
+
+ // give the simulator a message it can use to get ip and port
+ llinfos << "simulator_enable() Enabling " << sim << " with code " << msg->getOurCircuitCode() << llendl;
+ msg->newMessageFast(_PREHASH_UseCircuitCode);
+ msg->nextBlockFast(_PREHASH_CircuitCode);
+ msg->addU32Fast(_PREHASH_Code, msg->getOurCircuitCode());
+ msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+ msg->addUUIDFast(_PREHASH_ID, gAgent.getID());
+ msg->sendReliable(sim);
+}
+
+class LLEstablishAgentCommunication : public LLHTTPNode
+{
+ LOG_CLASS(LLEstablishAgentCommunication);
+public:
+ virtual void describe(Description& desc) const
+ {
+ desc.shortInfo("seed capability info for a region");
+ desc.postAPI();
+ desc.input(
+ "{ seed-capability: ..., sim-ip: ..., sim-port }");
+ desc.source(__FILE__, __LINE__);
+ }
+
+ virtual void post(ResponsePtr response, const LLSD& context, const LLSD& input) const
+ {
+ if (!input["body"].has("agent-id") ||
+ !input["body"].has("sim-ip-and-port") ||
+ !input["body"].has("seed-capability"))
+ {
+ llwarns << "invalid parameters" << llendl;
+ return;
+ }
+
+ LLHost sim(input["body"]["sim-ip-and-port"].asString());
+
+ LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(sim);
+ if (!regionp)
+ {
+ llwarns << "Got EstablishAgentCommunication for unknown region "
+ << sim << llendl;
+ return;
+ }
+ regionp->setSeedCapability(input["body"]["seed-capability"]);
+ }
+};
+
+// disable the circuit to this simulator
+// Called in response to "DisableSimulator" message.
+void process_disable_simulator(LLMessageSystem *mesgsys, void **user_data)
+{
+ LLHost host = mesgsys->getSender();
+
+ //llinfos << "Disabling simulator with message from " << host << llendl;
+ LLWorld::getInstance()->removeRegion(host);
+
+ mesgsys->disableCircuit(host);
+}
+
+
+void process_region_handshake(LLMessageSystem* msg, void** user_data)
+{
+ LLHost host = msg->getSender();
+ LLViewerRegion* regionp = LLWorld::getInstance()->getRegion(host);
+ if (!regionp)
+ {
+ llwarns << "Got region handshake for unknown region "
+ << host << llendl;
+ return;
+ }
+
+ regionp->unpackRegionHandshake();
+}
+
+
+void send_agent_pause()
+{
+ // *NOTE:Mani Pausing the mainloop timeout. Otherwise a long modal event may cause
+ // the thread monitor to timeout.
+ LLAppViewer::instance()->pauseMainloopTimeout();
+
+ // Note: used to check for LLWorld initialization before it became a singleton.
+ // Rather than just remove this check I'm changing it to assure that the message
+ // system has been initialized. -MG
+ if (!gMessageSystem)
+ {
+ return;
+ }
+
+ gMessageSystem->newMessageFast(_PREHASH_AgentPause);
+ gMessageSystem->nextBlockFast(_PREHASH_AgentData);
+ gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
+ gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
+
+ gAgentPauseSerialNum++;
+ gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
+
+ for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
+ iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ gMessageSystem->sendReliable(regionp->getHost());
+ }
+
+ gObjectList.mWasPaused = TRUE;
+}
+
+
+void send_agent_resume()
+{
+ // Note: used to check for LLWorld initialization before it became a singleton.
+ // Rather than just remove this check I'm changing it to assure that the message
+ // system has been initialized. -MG
+ if (!gMessageSystem)
+ {
+ return;
+ }
+
+ gMessageSystem->newMessageFast(_PREHASH_AgentResume);
+ gMessageSystem->nextBlockFast(_PREHASH_AgentData);
+ gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgentID);
+ gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgentSessionID);
+
+ gAgentPauseSerialNum++;
+ gMessageSystem->addU32Fast(_PREHASH_SerialNum, gAgentPauseSerialNum);
+
+
+ for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
+ iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ gMessageSystem->sendReliable(regionp->getHost());
+ }
+
+ // Reset the FPS counter to avoid an invalid fps
+ LLViewerStats::getInstance()->mFPSStat.start();
+
+ LLAppViewer::instance()->resumeMainloopTimeout();
+}
+
+static LLVector3d unpackLocalToGlobalPosition(U32 compact_local, const LLVector3d& region_origin)
+{
+ LLVector3d pos_local;
+
+ pos_local.mdV[VZ] = (compact_local & 0xFFU) * 4;
+ pos_local.mdV[VY] = (compact_local >> 8) & 0xFFU;
+ pos_local.mdV[VX] = (compact_local >> 16) & 0xFFU;
+
+ return region_origin + pos_local;
+}
+
+void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positions, const LLVector3d& relative_to, F32 radius) const
+{
+ F32 radius_squared = radius * radius;
+
+ if(avatar_ids != NULL)
+ {
+ avatar_ids->clear();
+ }
+ if(positions != NULL)
+ {
+ positions->clear();
+ }
+ // get the list of avatars from the character list first, so distances are correct
+ // when agent is above 1020m and other avatars are nearby
+ for (std::vector<LLCharacter*>::iterator iter = LLCharacter::sInstances.begin();
+ iter != LLCharacter::sInstances.end(); ++iter)
+ {
+ LLVOAvatar* pVOAvatar = (LLVOAvatar*) *iter;
+ LLVector3d pos_global = pVOAvatar->getPositionGlobal();
+ LLUUID uuid = pVOAvatar->getID();
+ if( !pVOAvatar->isDead()
+ && !pVOAvatar->isSelf()
+ && !uuid.isNull() &&
+ dist_vec_squared(pos_global, relative_to) <= radius_squared)
+ {
+ if(positions != NULL)
+ {
+ positions->push_back(pos_global);
+ }
+ if(avatar_ids !=NULL)
+ {
+ avatar_ids->push_back(uuid);
+ }
+ }
+ }
+ // region avatars added for situations where radius is greater than RenderFarClip
+ for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin();
+ iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
+ {
+ LLViewerRegion* regionp = *iter;
+ const LLVector3d& origin_global = regionp->getOriginGlobal();
+ S32 count = regionp->mMapAvatars.count();
+ for (S32 i = 0; i < count; i++)
+ {
+ LLVector3d pos_global = unpackLocalToGlobalPosition(regionp->mMapAvatars.get(i), origin_global);
+ if(dist_vec_squared(pos_global, relative_to) <= radius_squared)
+ {
+ LLUUID uuid = regionp->mMapAvatarIDs.get(i);
+ // if this avatar doesn't already exist in the list, add it
+ if(uuid.notNull() && avatar_ids != NULL && std::find(avatar_ids->begin(), avatar_ids->end(), uuid) == avatar_ids->end())
+ {
+ if (positions != NULL)
+ {
+ positions->push_back(pos_global);
+ }
+ avatar_ids->push_back(uuid);
+ }
+ }
+ }
+ }
+}
+
+
+LLHTTPRegistration<LLEstablishAgentCommunication>
+ gHTTPRegistrationEstablishAgentCommunication(
+ "/message/EstablishAgentCommunication");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 09:19:11 +0000