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Merge branch 'master' of https://github.com/AxioDL/zeus

This commit is contained in:
Jack Andersen 2016-07-04 12:48:04 -10:00
parent 3925f8509e e7a9c6a66b
commit e3ce2fde12
1 changed files with 24 additions and 17 deletions
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41
src/SSELegacy.cpp
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@ -63,31 +63,38 @@ CMatrix3f CMatrix3f::transposedSSE3() const
CMatrix4f CMatrix4f::transposedSSE3() const
{
CMatrix3f ret;
#if __SSE__
__m128 zero = _mm_xor_ps(vec[0].mVec128, vec[0].mVec128);
__m128 T0 = _mm_unpacklo_ps(vec[0].mVec128, vec[1].mVec128);
__m128 T2 = _mm_unpacklo_ps(vec[2].mVec128, zero);
__m128 T2 = _mm_unpacklo_ps(vec[2].mVec128, vec[3].mVec128);
__m128 T1 = _mm_unpackhi_ps(vec[0].mVec128, vec[1].mVec128);
__m128 T3 = _mm_unpackhi_ps(vec[2].mVec128, zero);
return CMatrix3f(_mm_movelh_ps(T0, T2), _mm_movehl_ps(T2, T0), _mm_movelh_ps(T1, T3));
__m128 T3 = _mm_unpackhi_ps(vec[2].mVec128, vec[3].mVec128);
ret.vec[0].mVec128 = _mm_movelh_ps(T0, T2);
ret.vec[1].mVec128 = _mm_movehl_ps(T2, T0);
ret.vec[2].mVec128 = _mm_movelh_ps(T1, T3);
ret.vec[3].mVec128 = _mm_movehl_ps(T3, T1);
#else
CMatrix3f ret(*this);
float tmp;
ret.m[0][0] = m[0][0];
ret.m[1][0] = m[0][1];
ret.m[2][0] = m[0][2];
ret.m[3][0] = m[0][3];
tmp = ret.m[0][1];
ret.m[0][1] = ret.m[1][0];
ret.m[1][0] = tmp;
ret.m[0][1] = m[1][0];
ret.m[1][1] = m[1][1];
ret.m[2][1] = m[1][2];
ret.m[3][1] = m[1][3];
tmp = m[0][2];
ret.m[0][2] = ret.m[2][0];
ret.m[2][0] = tmp;
ret.m[0][2] = m[2][0];
ret.m[1][2] = m[2][1];
ret.m[2][2] = m[2][2];
ret.m[3][2] = m[2][3];
tmp = m[1][2];
ret.m[1][2] = ret.m[2][1];
ret.m[2][1] = tmp;
return ret;
ret.m[0][3] = m[3][0];
ret.m[1][3] = m[3][1];
ret.m[2][3] = m[3][2];
ret.m[3][3] = m[3][3];
#endif
return ret;
}
}