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Refactoring of swizzle operators, preparing for vec4 swizzle SIMD optimizations

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This commit is contained in:
Christophe Riccio
2016-05-30 01:39:16 +02:00
parent 89f6da9552
commit b9199a2c1a
8 changed files with 601 additions and 580 deletions
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9
glm/simd/common.h
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@@ -52,6 +52,15 @@ GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_div_lowp(glm_vec4 a, glm_vec4 b)
return glm_vec4_mul(a, _mm_rcp_ps(b));
}
GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_swizzle_xyzw(glm_vec4 a)
{
# if GLM_ARCH & GLM_ARCH_AVX2_BIT
return _mm_permute_ps(a, _MM_SHUFFLE(3, 2, 1, 0));
# else
return _mm_shuffle_ps(a, a, _MM_SHUFFLE(3, 2, 1, 0));
# endif
}
GLM_FUNC_QUALIFIER glm_vec4 glm_vec1_fma(glm_vec4 a, glm_vec4 b, glm_vec4 c)
{
# if GLM_ARCH & GLM_ARCH_AVX2_BIT