diff options
Diffstat (limited to 'indra/newview/llface.cpp')
| -rw-r--r-- | indra/newview/llface.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/indra/newview/llface.cpp b/indra/newview/llface.cpp index 0f129c9d30..7a0aa9244d 100644 --- a/indra/newview/llface.cpp +++ b/indra/newview/llface.cpp @@ -1165,9 +1165,21 @@ BOOL LLFace::getGeometryVolume(const LLVolume& volume, if (full_rebuild) { mVertexBuffer->getIndexStrider(indicesp, mIndicesIndex); - for (U32 i = 0; i < (U32) num_indices; i++) + __m128i* dst = (__m128i*) indicesp.get(); + __m128i* src = (__m128i*) vf.mIndices; + __m128i offset = _mm_set1_epi16(index_offset); + + S32 end = num_indices/8; + + for (S32 i = 0; i < end; i++) + { + __m128i res = _mm_add_epi16(src[i], offset); + _mm_storeu_si128(dst+i, res); + } + + for (S32 i = end*8; i < num_indices; ++i) { - *indicesp++ = vf.mIndices[i] + index_offset; + indicesp[i] = vf.mIndices[i]+index_offset; } } |