diff options
Diffstat (limited to 'indra/llmath/m4math.cpp')
| -rw-r--r-- | indra/llmath/m4math.cpp | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/indra/llmath/m4math.cpp b/indra/llmath/m4math.cpp index 59a0bc2335..d8e7b4aaf9 100644 --- a/indra/llmath/m4math.cpp +++ b/indra/llmath/m4math.cpp @@ -678,32 +678,6 @@ LLVector4 operator*(const LLMatrix4 &a, const LLVector4 &b) } */ -// Operates "to the left" on row-vector a -// -// This used to be in the header file but was not actually inlined in practice. -// When avatar vertex programs are off, this function is a hot spot in profiles -// due to software skinning in LLViewerJointMesh::updateGeometry(). JC -LLVector3 operator*(const LLVector3 &a, const LLMatrix4 &b) -{ - // This is better than making a temporary LLVector3. This eliminates an - // unnecessary LLVector3() constructor and also helps the compiler to - // realize that the output floats do not alias the input floats, hence - // eliminating redundant loads of a.mV[0], etc. JC - return LLVector3(a.mV[VX] * b.mMatrix[VX][VX] + - a.mV[VY] * b.mMatrix[VY][VX] + - a.mV[VZ] * b.mMatrix[VZ][VX] + - b.mMatrix[VW][VX], - - a.mV[VX] * b.mMatrix[VX][VY] + - a.mV[VY] * b.mMatrix[VY][VY] + - a.mV[VZ] * b.mMatrix[VZ][VY] + - b.mMatrix[VW][VY], - - a.mV[VX] * b.mMatrix[VX][VZ] + - a.mV[VY] * b.mMatrix[VY][VZ] + - a.mV[VZ] * b.mMatrix[VZ][VZ] + - b.mMatrix[VW][VZ]); -} LLVector4 operator*(const LLVector4 &a, const LLMatrix4 &b) { |