diff options
Diffstat (limited to 'indra/llmath')
| -rw-r--r-- | indra/llmath/llvolume.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index 2918e2e272..ac6f77b5ab 100644 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -2563,11 +2563,13 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) { wght = LLVector4(0.999f,0.f,0.f,0.f); } - for (U32 k=0; k<cur_influence; k++) + for (U32 k=0; k<4; k++) { F32 f_combined = (F32) joints[k] + wght[k]; - llassert(f_combined-(S32)f_combined>0); // If this fails, we have a floating point precision error. joints_with_weights[k] = f_combined; + // Any weights we added above should wind up non-zero and applied to a specific bone. + // A failure here would indicate a floating point precision error in the math. + llassert((k >= cur_influence) || (f_combined - S32(f_combined) > 0.0f)); } face.mWeights[cur_vertex].loadua(joints_with_weights.mV); |