diff options
| -rw-r--r-- | indra/llmath/llvolume.cpp | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index 2411bb7900..9fe4c622d7 100644 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -2320,12 +2320,6 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) pos_range.setSub(max_pos, min_pos); LLVector2 tc_range = max_tc - min_tc; - LLVector4a& min = face.mExtents[0]; - LLVector4a& max = face.mExtents[1]; - - min.clear(); - max.clear(); - LLVector4a* pos_out = face.mPositions; LLVector4a* norm_out = face.mNormals; LLVector2* tc_out = face.mTexCoords; @@ -2339,17 +2333,6 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) pos_out->mul(pos_range); pos_out->add(min_pos); - if (j == 0) - { - min = *pos_out; - max = min; - } - else - { - min.setMin(min, *pos_out); - max.setMax(max, *pos_out); - } - pos_out++; U16* n = (U16*) &(norm[j*3*2]); @@ -2426,6 +2409,19 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size) } } + //calculate bounding box + LLVector4a& min = face.mExtents[0]; + LLVector4a& max = face.mExtents[1]; + + min.clear(); + max.clear(); + min = max = face.mPositions[0]; + + for (S32 i = 1; i < face.mNumVertices; ++i) + { + min.setMin(min, face.mPositions[i]); + max.setMax(max, face.mPositions[i]); + } } } |