diff options
Diffstat (limited to 'indra/llmath/llvolume.cpp')
| -rwxr-xr-x | indra/llmath/llvolume.cpp | 55 |
1 files changed, 35 insertions, 20 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index c2198b91a7..8608e45a91 100755 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -2536,6 +2536,8 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) U32 cur_influence = 0; LLVector4 wght(0,0,0,0); + U32 joints[4] = {0,0,0,0}; + LLVector4 joints_with_weights(0,0,0,0); while (joint != END_INFLUENCES && idx < weights.size()) { @@ -2543,7 +2545,9 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) influence |= ((U16) weights[idx++] << 8); F32 w = llclamp((F32) influence / 65535.f, 0.f, 0.99999f); - wght.mV[cur_influence++] = (F32) joint + w; + wght.mV[cur_influence] = w; + joints[cur_influence] = joint; + cur_influence++; if (cur_influence >= 4) { @@ -2554,8 +2558,16 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) joint = weights[idx++]; } } - - face.mWeights[cur_vertex].loadua(wght.mV); + F32 wsum = wght.mV[VX] + wght.mV[VY] + wght.mV[VZ] + wght.mV[VW]; + if (wsum <= 0.f) + { + wght = LLVector4(0.99999f,0.f,0.f,0.f); + } + for (U32 k=0; k<4; k++) + { + joints_with_weights[k] = (F32) joints[k] + wght[k]; + } + face.mWeights[cur_vertex].loadua(joints_with_weights.mV); cur_vertex++; } @@ -5584,7 +5596,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) { resizeVertices(num_vertices+1); - if (!partial_build) + //if (!partial_build) { resizeIndices(num_indices+3); } @@ -5592,7 +5604,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) else { resizeVertices(num_vertices); - if (!partial_build) + //if (!partial_build) { resizeIndices(num_indices); } @@ -5714,10 +5726,10 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build) LL_CHECK_MEMORY - if (partial_build) - { - return TRUE; - } + //if (partial_build) + //{ + // return TRUE; + //} if (mTypeMask & HOLLOW_MASK) { @@ -6072,7 +6084,7 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con if (new_verts > mNumAllocatedVertices) { - //double buffer size on expansion + // double buffer size on expansion new_verts *= 2; S32 new_tc_size = ((new_verts*8)+0xF) & ~0xF; @@ -6088,18 +6100,21 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con mNormals = mPositions+new_verts; mTexCoords = (LLVector2*) (mNormals+new_verts); - //positions - LLVector4a::memcpyNonAliased16((F32*) mPositions, (F32*) old_buf, old_vsize); - - //normals - LLVector4a::memcpyNonAliased16((F32*) mNormals, (F32*) (old_buf+mNumVertices), old_vsize); + if (old_buf != NULL) + { + // copy old positions into new buffer + LLVector4a::memcpyNonAliased16((F32*)mPositions, (F32*)old_buf, old_vsize); - //tex coords - LLVector4a::memcpyNonAliased16((F32*) mTexCoords, (F32*) (old_buf+mNumVertices*2), old_tc_size); + // normals + LLVector4a::memcpyNonAliased16((F32*)mNormals, (F32*)(old_buf + mNumVertices), old_vsize); - //just clear tangents - ll_aligned_free_16(mTangents); - mTangents = NULL; + // tex coords + LLVector4a::memcpyNonAliased16((F32*)mTexCoords, (F32*)(old_buf + mNumVertices * 2), old_tc_size); + } + + // just clear tangents + ll_aligned_free_16(mTangents); + mTangents = NULL; ll_aligned_free<64>(old_buf); mNumAllocatedVertices = new_verts; |