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-rw-r--r--indra/llmath/llvolume.cpp286
1 files changed, 224 insertions, 62 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index e085fa6ada..f43d07ce5e 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -49,6 +49,7 @@
#include "llsdserialize.h"
#include "llvector4a.h"
#include "llmatrix4a.h"
+#include "llmeshoptimizer.h"
#include "lltimer.h"
#define DEBUG_SILHOUETTE_BINORMALS 0
@@ -88,7 +89,7 @@ const F32 SKEW_MAX = 0.95f;
const F32 SCULPT_MIN_AREA = 0.002f;
const S32 SCULPT_MIN_AREA_DETAIL = 1;
-BOOL gDebugGL = FALSE;
+BOOL gDebugGL = FALSE; // See settings.xml "RenderDebugGL"
BOOL check_same_clock_dir( const LLVector3& pt1, const LLVector3& pt2, const LLVector3& pt3, const LLVector3& norm)
{
@@ -370,7 +371,7 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
}
}
-class LLVolumeOctreeRebound : public LLOctreeTravelerDepthFirst<LLVolumeTriangle>
+class LLVolumeOctreeRebound : public LLOctreeTravelerDepthFirst<LLVolumeTriangle, LLVolumeTriangle*>
{
public:
const LLVolumeFace* mFace;
@@ -380,9 +381,10 @@ public:
mFace = face;
}
- virtual void visit(const LLOctreeNode<LLVolumeTriangle>* branch)
+ virtual void visit(const LLOctreeNode<LLVolumeTriangle, LLVolumeTriangle*>* branch)
{ //this is a depth first traversal, so it's safe to assum all children have complete
//bounding data
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
LLVolumeOctreeListener* node = (LLVolumeOctreeListener*) branch->getListener(0);
@@ -397,8 +399,7 @@ public:
min = *(tri->mV[0]);
max = *(tri->mV[0]);
- for (LLOctreeNode<LLVolumeTriangle>::const_element_iter iter =
- branch->getDataBegin(); iter != branch->getDataEnd(); ++iter)
+ for (LLOctreeNode<LLVolumeTriangle, LLVolumeTriangle*>::const_element_iter iter = branch->getDataBegin(); iter != branch->getDataEnd(); ++iter)
{ //for each triangle in node
//stretch by triangles in node
@@ -413,7 +414,7 @@ public:
max.setMax(max, *tri->mV[2]);
}
}
- else if (!branch->isLeaf())
+ else if (branch->getChildCount() > 0)
{ //no data, but child nodes exist
LLVolumeOctreeListener* child = (LLVolumeOctreeListener*) branch->getChild(0)->getListener(0);
@@ -423,7 +424,7 @@ public:
}
else
{
- LL_ERRS() << "Empty leaf" << LL_ENDL;
+ llassert(!branch->isLeaf()); // Empty leaf
}
for (S32 i = 0; i < branch->getChildCount(); ++i)
@@ -682,7 +683,7 @@ LLProfile::Face* LLProfile::addHole(const LLProfileParams& params, BOOL flat, F3
Face *face = addFace(mTotalOut, mTotal-mTotalOut,0,LL_FACE_INNER_SIDE, flat);
- static LLAlignedArray<LLVector4a,64> pt;
+ static thread_local LLAlignedArray<LLVector4a,64> pt;
pt.resize(mTotal) ;
for (S32 i=mTotalOut;i<mTotal;i++)
@@ -822,6 +823,8 @@ S32 LLProfile::getNumPoints(const LLProfileParams& params, BOOL path_open,F32 de
BOOL LLProfile::generate(const LLProfileParams& params, BOOL path_open,F32 detail, S32 split,
BOOL is_sculpted, S32 sculpt_size)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
if ((!mDirty) && (!is_sculpted))
{
return FALSE;
@@ -1302,6 +1305,8 @@ S32 LLPath::getNumNGonPoints(const LLPathParams& params, S32 sides, F32 startOff
void LLPath::genNGon(const LLPathParams& params, S32 sides, F32 startOff, F32 end_scale, F32 twist_scale)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
// Generates a circular path, starting at (1, 0, 0), counterclockwise along the xz plane.
static const F32 tableScale[] = { 1, 1, 1, 0.5f, 0.707107f, 0.53f, 0.525f, 0.5f };
@@ -1536,6 +1541,8 @@ S32 LLPath::getNumPoints(const LLPathParams& params, F32 detail)
BOOL LLPath::generate(const LLPathParams& params, F32 detail, S32 split,
BOOL is_sculpted, S32 sculpt_size)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
if ((!mDirty) && (!is_sculpted))
{
return FALSE;
@@ -1617,9 +1624,6 @@ BOOL LLPath::generate(const LLPathParams& params, F32 detail, S32 split,
//genNGon(params, llfloor(MIN_DETAIL_FACES * detail), 4.f, 0.f);
genNGon(params, llfloor(MIN_DETAIL_FACES * detail));
- F32 t = 0.f;
- F32 tStep = 1.0f / mPath.size();
-
F32 toggle = 0.5f;
for (S32 i=0;i<(S32)mPath.size();i++)
{
@@ -1628,7 +1632,6 @@ BOOL LLPath::generate(const LLPathParams& params, F32 detail, S32 split,
toggle = -0.5f;
else
toggle = 0.5f;
- t += tStep;
}
}
@@ -2112,6 +2115,8 @@ LLVolume::~LLVolume()
BOOL LLVolume::generate()
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
LL_CHECK_MEMORY
llassert_always(mProfilep);
@@ -2370,6 +2375,8 @@ bool LLVolumeFace::VertexData::compareNormal(const LLVolumeFace::VertexData& rhs
bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
//input stream is now pointing at a zlib compressed block of LLSD
//decompress block
LLSD mdl;
@@ -2414,7 +2421,21 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
//copy out indices
- face.resizeIndices(idx.size()/2);
+ S32 num_indices = idx.size() / 2;
+ const S32 indices_to_discard = num_indices % 3;
+ if (indices_to_discard > 0)
+ {
+ // Invalid number of triangle indices
+ LL_WARNS() << "Incomplete triangle discarded from face! Indices count " << num_indices << " was not divisible by 3. face index: " << i << " Total: " << face_count << LL_ENDL;
+ num_indices -= indices_to_discard;
+ }
+ face.resizeIndices(num_indices);
+
+ if (num_indices > 2 && !face.mIndices)
+ {
+ LL_WARNS() << "Failed to allocate " << num_indices << " indices for face index: " << i << " Total: " << face_count << LL_ENDL;
+ continue;
+ }
if (idx.empty() || face.mNumIndices < 3)
{ //why is there an empty index list?
@@ -2423,8 +2444,7 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
}
U16* indices = (U16*) &(idx[0]);
- U32 count = idx.size()/2;
- for (U32 j = 0; j < count; ++j)
+ for (U32 j = 0; j < num_indices; ++j)
{
face.mIndices[j] = indices[j];
}
@@ -2433,6 +2453,13 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
U32 num_verts = pos.size()/(3*2);
face.resizeVertices(num_verts);
+ if (num_verts > 0 && !face.mPositions)
+ {
+ LL_WARNS() << "Failed to allocate " << num_verts << " vertices for face index: " << i << " Total: " << face_count << LL_ENDL;
+ face.resizeIndices(0);
+ continue;
+ }
+
LLVector3 minp;
LLVector3 maxp;
LLVector2 min_tc;
@@ -2534,6 +2561,13 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
if (mdl[i].has("Weights"))
{
face.allocateWeights(num_verts);
+ if (!face.mWeights && num_verts)
+ {
+ LL_WARNS() << "Failed to allocate " << num_verts << " weights for face index: " << i << " Total: " << face_count << LL_ENDL;
+ face.resizeIndices(0);
+ face.resizeVertices(0);
+ continue;
+ }
LLSD::Binary weights = mdl[i]["Weights"];
@@ -2755,6 +2789,8 @@ S32 LLVolume::getNumFaces() const
void LLVolume::createVolumeFaces()
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
if (mGenerateSingleFace)
{
// do nothing
@@ -3720,6 +3756,8 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
const LLMatrix3& norm_mat_in,
S32 face_mask)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
LLMatrix4a mat;
mat.loadu(mat_in);
@@ -3798,8 +3836,8 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
#if DEBUG_SILHOUETTE_EDGE_MAP
//for each triangle
- U32 count = face.mNumIndices;
- for (U32 j = 0; j < count/3; j++) {
+ U32 tri_count = face.mNumIndices / 3;
+ for (U32 j = 0; j < tri_count; j++) {
//get vertices
S32 v1 = face.mIndices[j*3+0];
S32 v2 = face.mIndices[j*3+1];
@@ -3817,7 +3855,7 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
continue;
}
- if (nIndex >= (S32) count/3) {
+ if (nIndex >= (S32)tri_count) {
continue;
}
//get neighbor vertices
@@ -4109,13 +4147,13 @@ S32 LLVolume::lineSegmentIntersect(const LLVector4a& start, const LLVector4a& en
}
else
{
- if (!face.mOctree)
+ if (!face.getOctree())
{
face.createOctree();
}
LLOctreeTriangleRayIntersect intersect(start, dir, &face, &closest_t, intersection, tex_coord, normal, tangent_out);
- intersect.traverse(face.mOctree);
+ intersect.traverse(face.getOctree());
if (intersect.mHitFace)
{
hit_face = i;
@@ -4670,6 +4708,7 @@ LLVolumeFace::LLVolumeFace() :
#endif
mWeightsScrubbed(FALSE),
mOctree(NULL),
+ mOctreeTriangles(NULL),
mOptimized(FALSE)
{
mExtents = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*3);
@@ -4699,8 +4738,9 @@ LLVolumeFace::LLVolumeFace(const LLVolumeFace& src)
mJointIndices(NULL),
#endif
mWeightsScrubbed(FALSE),
- mOctree(NULL)
-{
+ mOctree(NULL),
+ mOctreeTriangles(NULL)
+{
mExtents = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*3);
mCenter = mExtents+2;
*this = src;
@@ -4840,15 +4880,15 @@ void LLVolumeFace::freeData()
mJustWeights = NULL;
#endif
- delete mOctree;
- mOctree = NULL;
+ destroyOctree();
}
BOOL LLVolumeFace::create(LLVolume* volume, BOOL partial_build)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
//tree for this face is no longer valid
- delete mOctree;
- mOctree = NULL;
+ destroyOctree();
LL_CHECK_MEMORY
BOOL ret = FALSE ;
@@ -4914,6 +4954,50 @@ bool LLVolumeFace::VertexMapData::ComparePosition::operator()(const LLVector3& a
return a.mV[2] < b.mV[2];
}
+void LLVolumeFace::remap()
+{
+ // Generate a remap buffer
+ std::vector<unsigned int> remap(mNumVertices);
+ S32 remap_vertices_count = LLMeshOptimizer::generateRemapMultiU16(&remap[0],
+ mIndices,
+ mNumIndices,
+ mPositions,
+ mNormals,
+ mTexCoords,
+ mNumVertices);
+
+ // Allocate new buffers
+ S32 size = ((mNumIndices * sizeof(U16)) + 0xF) & ~0xF;
+ U16* remap_indices = (U16*)ll_aligned_malloc_16(size);
+
+ S32 tc_bytes_size = ((remap_vertices_count * sizeof(LLVector2)) + 0xF) & ~0xF;
+ LLVector4a* remap_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 2 * remap_vertices_count + tc_bytes_size);
+ LLVector4a* remap_normals = remap_positions + remap_vertices_count;
+ LLVector2* remap_tex_coords = (LLVector2*)(remap_normals + remap_vertices_count);
+
+ // Fill the buffers
+ LLMeshOptimizer::remapIndexBufferU16(remap_indices, mIndices, mNumIndices, &remap[0]);
+ LLMeshOptimizer::remapPositionsBuffer(remap_positions, mPositions, mNumVertices, &remap[0]);
+ LLMeshOptimizer::remapNormalsBuffer(remap_normals, mNormals, mNumVertices, &remap[0]);
+ LLMeshOptimizer::remapUVBuffer(remap_tex_coords, mTexCoords, mNumVertices, &remap[0]);
+
+ // Free unused buffers
+ ll_aligned_free_16(mIndices);
+ ll_aligned_free<64>(mPositions);
+
+ // Tangets are now invalid
+ ll_aligned_free_16(mTangents);
+ mTangents = NULL;
+
+ // Assign new values
+ mIndices = remap_indices;
+ mPositions = remap_positions;
+ mNormals = remap_normals;
+ mTexCoords = remap_tex_coords;
+ mNumVertices = remap_vertices_count;
+ mNumAllocatedVertices = remap_vertices_count;
+}
+
void LLVolumeFace::optimize(F32 angle_cutoff)
{
LLVolumeFace new_face;
@@ -5295,22 +5379,23 @@ bool LLVolumeFace::cacheOptimize()
{
triangle_data.resize(mNumIndices / 3);
vertex_data.resize(mNumVertices);
- }
- catch (std::bad_alloc&)
- {
- LL_WARNS("LLVOLUME") << "Resize failed" << LL_ENDL;
- return false;
- }
- for (U32 i = 0; i < mNumIndices; i++)
- { //populate vertex data and triangle data arrays
- U16 idx = mIndices[i];
- U32 tri_idx = i/3;
+ for (U32 i = 0; i < mNumIndices; i++)
+ { //populate vertex data and triangle data arrays
+ U16 idx = mIndices[i];
+ U32 tri_idx = i / 3;
- vertex_data[idx].mTriangles.push_back(&(triangle_data[tri_idx]));
- vertex_data[idx].mIdx = idx;
- triangle_data[tri_idx].mVertex[i%3] = &(vertex_data[idx]);
- }
+ vertex_data[idx].mTriangles.push_back(&(triangle_data[tri_idx]));
+ vertex_data[idx].mIdx = idx;
+ triangle_data[tri_idx].mVertex[i % 3] = &(vertex_data[idx]);
+ }
+ }
+ catch (std::bad_alloc&)
+ {
+ // resize or push_back failed
+ LL_WARNS("LLVOLUME") << "Resize for " << mNumVertices << " vertices failed" << LL_ENDL;
+ return false;
+ }
/*F32 pre_acmr = 1.f;
//measure cache misses from before rebuild
@@ -5514,21 +5599,29 @@ bool LLVolumeFace::cacheOptimize()
void LLVolumeFace::createOctree(F32 scaler, const LLVector4a& center, const LLVector4a& size)
{
- if (mOctree)
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
+ if (getOctree())
{
return;
}
- mOctree = new LLOctreeRoot<LLVolumeTriangle>(center, size, NULL);
+ llassert(mNumIndices % 3 == 0);
+
+ mOctree = new LLOctreeRoot<LLVolumeTriangle, LLVolumeTriangle*>(center, size, NULL);
new LLVolumeOctreeListener(mOctree);
+ const U32 num_triangles = mNumIndices / 3;
+ // Initialize all the triangles we need
+ mOctreeTriangles = new LLVolumeTriangle[num_triangles];
- for (U32 i = 0; i < mNumIndices; i+= 3)
+ for (U32 triangle_index = 0; triangle_index < num_triangles; ++triangle_index)
{ //for each triangle
- LLPointer<LLVolumeTriangle> tri = new LLVolumeTriangle();
+ const U32 index = triangle_index * 3;
+ LLVolumeTriangle* tri = &mOctreeTriangles[triangle_index];
- const LLVector4a& v0 = mPositions[mIndices[i]];
- const LLVector4a& v1 = mPositions[mIndices[i+1]];
- const LLVector4a& v2 = mPositions[mIndices[i+2]];
+ const LLVector4a& v0 = mPositions[mIndices[index]];
+ const LLVector4a& v1 = mPositions[mIndices[index + 1]];
+ const LLVector4a& v2 = mPositions[mIndices[index + 2]];
//store pointers to vertex data
tri->mV[0] = &v0;
@@ -5536,9 +5629,9 @@ void LLVolumeFace::createOctree(F32 scaler, const LLVector4a& center, const LLVe
tri->mV[2] = &v2;
//store indices
- tri->mIndex[0] = mIndices[i];
- tri->mIndex[1] = mIndices[i+1];
- tri->mIndex[2] = mIndices[i+2];
+ tri->mIndex[0] = mIndices[index];
+ tri->mIndex[1] = mIndices[index + 1];
+ tri->mIndex[2] = mIndices[index + 2];
//get minimum point
LLVector4a min = v0;
@@ -5581,6 +5674,19 @@ void LLVolumeFace::createOctree(F32 scaler, const LLVector4a& center, const LLVe
}
}
+void LLVolumeFace::destroyOctree()
+{
+ delete mOctree;
+ mOctree = NULL;
+ delete[] mOctreeTriangles;
+ mOctreeTriangles = NULL;
+}
+
+const LLOctreeNode<LLVolumeTriangle, LLVolumeTriangle*>* LLVolumeFace::getOctree() const
+{
+ return mOctree;
+}
+
void LLVolumeFace::swapData(LLVolumeFace& rhs)
{
@@ -5723,7 +5829,16 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
resizeIndices(grid_size*grid_size*6);
if (!volume->isMeshAssetLoaded())
{
- mEdge.resize(grid_size*grid_size * 6);
+ S32 size = grid_size * grid_size * 6;
+ try
+ {
+ mEdge.resize(size);
+ }
+ catch (std::bad_alloc&)
+ {
+ LL_WARNS("LLVOLUME") << "Resize of mEdge to " << size << " failed" << LL_ENDL;
+ return false;
+ }
}
U16* out = mIndices;
@@ -6287,6 +6402,8 @@ void CalculateTangentArray(U32 vertexCount, const LLVector4a *vertex, const LLVe
void LLVolumeFace::createTangents()
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
if (!mTangents)
{
allocateTangents(mNumVertices);
@@ -6327,9 +6444,9 @@ void LLVolumeFace::resizeVertices(S32 num_verts)
if (num_verts)
{
//pad texture coordinate block end to allow for QWORD reads
- S32 size = ((num_verts*sizeof(LLVector2)) + 0xF) & ~0xF;
+ S32 tc_size = ((num_verts*sizeof(LLVector2)) + 0xF) & ~0xF;
- mPositions = (LLVector4a*) ll_aligned_malloc<64>(sizeof(LLVector4a)*2*num_verts+size);
+ mPositions = (LLVector4a*) ll_aligned_malloc<64>(sizeof(LLVector4a)*2*num_verts+tc_size);
mNormals = mPositions+num_verts;
mTexCoords = (LLVector2*) (mNormals+num_verts);
@@ -6342,8 +6459,18 @@ void LLVolumeFace::resizeVertices(S32 num_verts)
mTexCoords = NULL;
}
- mNumVertices = num_verts;
- mNumAllocatedVertices = num_verts;
+
+ if (mPositions)
+ {
+ mNumVertices = num_verts;
+ mNumAllocatedVertices = num_verts;
+ }
+ else
+ {
+ // Either num_verts is zero or allocation failure
+ mNumVertices = 0;
+ mNumAllocatedVertices = 0;
+ }
// Force update
mJointRiggingInfoTab.clear();
@@ -6431,6 +6558,7 @@ void LLVolumeFace::allocateJointIndices(S32 num_verts)
void LLVolumeFace::resizeIndices(S32 num_indices)
{
ll_aligned_free_16(mIndices);
+ llassert(num_indices % 3 == 0);
if (num_indices)
{
@@ -6444,7 +6572,15 @@ void LLVolumeFace::resizeIndices(S32 num_indices)
mIndices = NULL;
}
- mNumIndices = num_indices;
+ if (mIndices)
+ {
+ mNumIndices = num_indices;
+ }
+ else
+ {
+ // Either num_indices is zero or allocation failure
+ mNumIndices = 0;
+ }
}
void LLVolumeFace::pushIndex(const U16& idx)
@@ -6482,6 +6618,8 @@ void LLVolumeFace::fillFromLegacyData(std::vector<LLVolumeFace::VertexData>& v,
BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
LL_CHECK_MEMORY
BOOL flat = mTypeMask & FLAT_MASK;
@@ -6514,7 +6652,15 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
if (!volume->isMeshAssetLoaded())
{
- mEdge.resize(num_indices);
+ try
+ {
+ mEdge.resize(num_indices);
+ }
+ catch (std::bad_alloc&)
+ {
+ LL_WARNS("LLVOLUME") << "Resize of mEdge to " << num_indices << " failed" << LL_ENDL;
+ return false;
+ }
}
}
@@ -6549,13 +6695,19 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
else
{
// Get s value for tex-coord.
- if (!flat)
+ S32 index = mBeginS + s;
+ if (index >= profile.size())
+ {
+ // edge?
+ ss = flat ? 1.f - begin_stex : 1.f;
+ }
+ else if (!flat)
{
- ss = profile[mBeginS + s][2];
+ ss = profile[index][2];
}
else
{
- ss = profile[mBeginS + s][2] - begin_stex;
+ ss = profile[index][2] - begin_stex;
}
}
@@ -6741,8 +6893,16 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
LLVector4a* norm = mNormals;
- static LLAlignedArray<LLVector4a, 64> triangle_normals;
- triangle_normals.resize(count);
+ static thread_local LLAlignedArray<LLVector4a, 64> triangle_normals;
+ try
+ {
+ triangle_normals.resize(count);
+ }
+ catch (std::bad_alloc&)
+ {
+ LL_WARNS("LLVOLUME") << "Resize of triangle_normals to " << count << " failed" << LL_ENDL;
+ return false;
+ }
LLVector4a* output = triangle_normals.mArray;
LLVector4a* end_output = output+count;
@@ -6974,6 +7134,8 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
void CalculateTangentArray(U32 vertexCount, const LLVector4a *vertex, const LLVector4a *normal,
const LLVector2 *texcoord, U32 triangleCount, const U16* index_array, LLVector4a *tangent)
{
+ LL_PROFILE_ZONE_SCOPED_CATEGORY_VOLUME
+
//LLVector4a *tan1 = new LLVector4a[vertexCount * 2];
LLVector4a* tan1 = (LLVector4a*) ll_aligned_malloc_16(vertexCount*2*sizeof(LLVector4a));
// new(tan1) LLVector4a;