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Diffstat (limited to 'external/include/glm/simd/geometric.h')
-rw-r--r-- | external/include/glm/simd/geometric.h | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/external/include/glm/simd/geometric.h b/external/include/glm/simd/geometric.h deleted file mode 100644 index 07d7cbc..0000000 --- a/external/include/glm/simd/geometric.h +++ /dev/null @@ -1,124 +0,0 @@ -/// @ref simd -/// @file glm/simd/geometric.h - -#pragma once - -#include "common.h" - -#if GLM_ARCH & GLM_ARCH_SSE2_BIT - -GLM_FUNC_DECL glm_vec4 glm_vec4_dot(glm_vec4 v1, glm_vec4 v2); -GLM_FUNC_DECL glm_vec4 glm_vec1_dot(glm_vec4 v1, glm_vec4 v2); - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_length(glm_vec4 x) -{ - glm_vec4 const dot0 = glm_vec4_dot(x, x); - glm_vec4 const sqt0 = _mm_sqrt_ps(dot0); - return sqt0; -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_distance(glm_vec4 p0, glm_vec4 p1) -{ - glm_vec4 const sub0 = _mm_sub_ps(p0, p1); - glm_vec4 const len0 = glm_vec4_length(sub0); - return len0; -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_dot(glm_vec4 v1, glm_vec4 v2) -{ -# if GLM_ARCH & GLM_ARCH_AVX_BIT - return _mm_dp_ps(v1, v2, 0xff); -# elif GLM_ARCH & GLM_ARCH_SSE3_BIT - glm_vec4 const mul0 = _mm_mul_ps(v1, v2); - glm_vec4 const hadd0 = _mm_hadd_ps(mul0, mul0); - glm_vec4 const hadd1 = _mm_hadd_ps(hadd0, hadd0); - return hadd1; -# else - glm_vec4 const mul0 = _mm_mul_ps(v1, v2); - glm_vec4 const swp0 = _mm_shuffle_ps(mul0, mul0, _MM_SHUFFLE(2, 3, 0, 1)); - glm_vec4 const add0 = _mm_add_ps(mul0, swp0); - glm_vec4 const swp1 = _mm_shuffle_ps(add0, add0, _MM_SHUFFLE(0, 1, 2, 3)); - glm_vec4 const add1 = _mm_add_ps(add0, swp1); - return add1; -# endif -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec1_dot(glm_vec4 v1, glm_vec4 v2) -{ -# if GLM_ARCH & GLM_ARCH_AVX_BIT - return _mm_dp_ps(v1, v2, 0xff); -# elif GLM_ARCH & GLM_ARCH_SSE3_BIT - glm_vec4 const mul0 = _mm_mul_ps(v1, v2); - glm_vec4 const had0 = _mm_hadd_ps(mul0, mul0); - glm_vec4 const had1 = _mm_hadd_ps(had0, had0); - return had1; -# else - glm_vec4 const mul0 = _mm_mul_ps(v1, v2); - glm_vec4 const mov0 = _mm_movehl_ps(mul0, mul0); - glm_vec4 const add0 = _mm_add_ps(mov0, mul0); - glm_vec4 const swp1 = _mm_shuffle_ps(add0, add0, 1); - glm_vec4 const add1 = _mm_add_ss(add0, swp1); - return add1; -# endif -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_cross(glm_vec4 v1, glm_vec4 v2) -{ - glm_vec4 const swp0 = _mm_shuffle_ps(v1, v1, _MM_SHUFFLE(3, 0, 2, 1)); - glm_vec4 const swp1 = _mm_shuffle_ps(v1, v1, _MM_SHUFFLE(3, 1, 0, 2)); - glm_vec4 const swp2 = _mm_shuffle_ps(v2, v2, _MM_SHUFFLE(3, 0, 2, 1)); - glm_vec4 const swp3 = _mm_shuffle_ps(v2, v2, _MM_SHUFFLE(3, 1, 0, 2)); - glm_vec4 const mul0 = _mm_mul_ps(swp0, swp3); - glm_vec4 const mul1 = _mm_mul_ps(swp1, swp2); - glm_vec4 const sub0 = _mm_sub_ps(mul0, mul1); - return sub0; -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_normalize(glm_vec4 v) -{ - glm_vec4 const dot0 = glm_vec4_dot(v, v); - glm_vec4 const isr0 = _mm_rsqrt_ps(dot0); - glm_vec4 const mul0 = _mm_mul_ps(v, isr0); - return mul0; -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_faceforward(glm_vec4 N, glm_vec4 I, glm_vec4 Nref) -{ - glm_vec4 const dot0 = glm_vec4_dot(Nref, I); - glm_vec4 const sgn0 = glm_vec4_sign(dot0); - glm_vec4 const mul0 = _mm_mul_ps(sgn0, _mm_set1_ps(-1.0f)); - glm_vec4 const mul1 = _mm_mul_ps(N, mul0); - return mul1; -} - -GLM_FUNC_QUALIFIER glm_vec4 glm_vec4_reflect(glm_vec4 I, glm_vec4 N) -{ - glm_vec4 const dot0 = glm_vec4_dot(N, I); - glm_vec4 const mul0 = _mm_mul_ps(N, dot0); - glm_vec4 const mul1 = _mm_mul_ps(mul0, _mm_set1_ps(2.0f)); - glm_vec4 const sub0 = _mm_sub_ps(I, mul1); - return sub0; -} - -GLM_FUNC_QUALIFIER __m128 glm_vec4_refract(glm_vec4 I, glm_vec4 N, glm_vec4 eta) -{ - glm_vec4 const dot0 = glm_vec4_dot(N, I); - glm_vec4 const mul0 = _mm_mul_ps(eta, eta); - glm_vec4 const mul1 = _mm_mul_ps(dot0, dot0); - glm_vec4 const sub0 = _mm_sub_ps(_mm_set1_ps(1.0f), mul0); - glm_vec4 const sub1 = _mm_sub_ps(_mm_set1_ps(1.0f), mul1); - glm_vec4 const mul2 = _mm_mul_ps(sub0, sub1); - - if(_mm_movemask_ps(_mm_cmplt_ss(mul2, _mm_set1_ps(0.0f))) == 0) - return _mm_set1_ps(0.0f); - - glm_vec4 const sqt0 = _mm_sqrt_ps(mul2); - glm_vec4 const mad0 = glm_vec4_fma(eta, dot0, sqt0); - glm_vec4 const mul4 = _mm_mul_ps(mad0, N); - glm_vec4 const mul5 = _mm_mul_ps(eta, I); - glm_vec4 const sub2 = _mm_sub_ps(mul5, mul4); - - return sub2; -} - -#endif//GLM_ARCH & GLM_ARCH_SSE2_BIT |