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TEST - non-SSE code path for matrix ops used in mesh skinning.

master
Brad Payne (Vir Linden) 2016-08-23 15:08:14 -04:00
parent d23bb7e056
commit 278825191b
2 changed files with 16 additions and 1 deletions
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16
indra/llmath/llmatrix4a.h
View File

@ -121,7 +121,7 @@ public:
res.add(z);
}
inline void affineTransform(const LLVector4a& v, LLVector4a& res)
inline void affineTransformSSE(const LLVector4a& v, LLVector4a& res)
{
LLVector4a x,y,z;
@ -137,6 +137,20 @@ public:
z.add(mMatrix[3]);
res.setAdd(x,z);
}
inline void affineTransformNonSSE(const LLVector4a& v, LLVector4a& res)
{
F32 x = v[0] * mMatrix[0][0] + v[1] * mMatrix[1][0] + v[2] * mMatrix[2][0] + mMatrix[3][0];
F32 y = v[0] * mMatrix[0][1] + v[1] * mMatrix[1][1] + v[2] * mMatrix[2][1] + mMatrix[3][1];
F32 z = v[0] * mMatrix[0][2] + v[1] * mMatrix[1][2] + v[2] * mMatrix[2][2] + mMatrix[3][2];
F32 w = 1.0f;
res.set(x,y,z,w);
}
inline void affineTransform(const LLVector4a& v, LLVector4a& res)
{
affineTransformNonSSE(v,res);
}
};
#endif

1
indra/newview/lldrawpoolavatar.cpp
View File

@ -1628,6 +1628,7 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(
LLSkinningUtil::getPerVertexSkinMatrix(weight[j].getF32ptr(), mat, false, final_mat, max_joints);
LLVector4a& v = vol_face.mPositions[j];
LLVector4a t;
LLVector4a dst;
bind_shape_matrix.affineTransform(v, t);