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Diffstat (limited to '3rdparty/glm/source/test/gtx/gtx_simd_mat4.cpp')
| -rw-r--r-- | 3rdparty/glm/source/test/gtx/gtx_simd_mat4.cpp | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/3rdparty/glm/source/test/gtx/gtx_simd_mat4.cpp b/3rdparty/glm/source/test/gtx/gtx_simd_mat4.cpp new file mode 100644 index 0000000..28d7ec5 --- /dev/null +++ b/3rdparty/glm/source/test/gtx/gtx_simd_mat4.cpp @@ -0,0 +1,324 @@ +/////////////////////////////////////////////////////////////////////////////////// +/// OpenGL Mathematics (glm.g-truc.net) +/// +/// Copyright (c) 2005 - 2012 G-Truc Creation (www.g-truc.net) +/// Permission is hereby granted, free of charge, to any person obtaining a copy +/// of this software and associated documentation files (the "Software"), to deal +/// in the Software without restriction, including without limitation the rights +/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +/// copies of the Software, and to permit persons to whom the Software is +/// furnished to do so, subject to the following conditions: +/// +/// The above copyright notice and this permission notice shall be included in +/// all copies or substantial portions of the Software. +/// +/// Restrictions: +/// By making use of the Software for military purposes, you choose to make +/// a Bunny unhappy. +/// +/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +/// THE SOFTWARE. +/// +/// @file test/gtx/gtx_simd_mat4.cpp +/// @date 2010-09-16 / 2014-11-25 +/// @author Christophe Riccio +/////////////////////////////////////////////////////////////////////////////////// + +#include <glm/glm.hpp> +#include <glm/gtc/matrix_transform.hpp> +#include <glm/gtc/quaternion.hpp> +#include <glm/gtc/random.hpp> +#include <glm/gtx/simd_vec4.hpp> +#include <glm/gtx/simd_mat4.hpp> +#include <cstdio> +#include <ctime> +#include <vector> + +#if(GLM_ARCH != GLM_ARCH_PURE) + +std::vector<float> test_detA(std::vector<glm::mat4> const & Data) +{ + std::vector<float> Test(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Test.size() - 1; ++i) + Test[i] = glm::determinant(Data[i]); + + std::clock_t TimeEnd = clock(); + printf("Det A: %ld\n", TimeEnd - TimeStart); + + return Test; +} + +std::vector<float> test_detB(std::vector<glm::mat4> const & Data) +{ + std::vector<float> Test(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Test.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdVec4 d(glm::detail::sse_slow_det_ps((__m128 const * const)&m)); + glm::vec4 v;//(d); + Test[i] = v.x; + } + + std::clock_t TimeEnd = clock(); + printf("Det B: %ld\n", TimeEnd - TimeStart); + + return Test; +} + +std::vector<float> test_detC(std::vector<glm::mat4> const & Data) +{ + std::vector<float> Test(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Test.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdVec4 d(glm::detail::sse_det_ps((__m128 const * const)&m)); + glm::vec4 v;//(d); + Test[i] = v.x; + } + + std::clock_t TimeEnd = clock(); + printf("Det C: %ld\n", TimeEnd - TimeStart); + + return Test; +} + +std::vector<float> test_detD(std::vector<glm::mat4> const & Data) +{ + std::vector<float> Test(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Test.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdVec4 d(glm::detail::sse_detd_ps((__m128 const * const)&m)); + glm::vec4 v;//(d); + Test[i] = v.x; + } + + std::clock_t TimeEnd = clock(); + printf("Det D: %ld\n", TimeEnd - TimeStart); + + return Test; +} + +void test_invA(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) +{ + //std::vector<float> Test(Data.size()); + Out.resize(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Out.size() - 1; ++i) + { + Out[i] = glm::inverse(Data[i]); + } + + std::clock_t TimeEnd = clock(); + printf("Inv A: %ld\n", TimeEnd - TimeStart); +} + +void test_invC(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) +{ + //std::vector<float> Test(Data.size()); + Out.resize(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Out.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdMat4 o; + glm::detail::sse_inverse_fast_ps((__m128 const * const)&m, (__m128 *)&o); + Out[i] = *(glm::mat4*)&o; + } + + std::clock_t TimeEnd = clock(); + printf("Inv C: %ld\n", TimeEnd - TimeStart); +} + +void test_invD(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) +{ + //std::vector<float> Test(Data.size()); + Out.resize(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Out.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdMat4 o; + glm::detail::sse_inverse_ps((__m128 const * const)&m, (__m128 *)&o); + Out[i] = *(glm::mat4*)&o; + } + + std::clock_t TimeEnd = clock(); + printf("Inv D: %ld\n", TimeEnd - TimeStart); +} + +void test_mulA(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) +{ + //std::vector<float> Test(Data.size()); + Out.resize(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Out.size() - 1; ++i) + { + Out[i] = Data[i] * Data[i]; + } + + std::clock_t TimeEnd = clock(); + printf("Mul A: %ld\n", TimeEnd - TimeStart); +} + +void test_mulD(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) +{ + //std::vector<float> Test(Data.size()); + Out.resize(Data.size()); + + std::clock_t TimeStart = clock(); + + for(std::size_t i = 0; i < Out.size() - 1; ++i) + { + _mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); + glm::simdMat4 m(Data[i]); + glm::simdMat4 o; + glm::detail::sse_mul_ps((__m128 const * const)&m, (__m128 const * const)&m, (__m128*)&o); + Out[i] = *(glm::mat4*)&o; + } + + std::clock_t TimeEnd = clock(); + printf("Mul D: %ld\n", TimeEnd - TimeStart); +} + +int test_compute_glm() +{ + return 0; +} + +int test_compute_gtx() +{ + std::vector<glm::vec4> Output(1000000); + + std::clock_t TimeStart = clock(); + + for(std::size_t k = 0; k < Output.size(); ++k) + { + float i = float(k) / 1000.f + 0.001f; + glm::vec3 A = glm::normalize(glm::vec3(i)); + glm::vec3 B = glm::cross(A, glm::normalize(glm::vec3(1, 1, 2))); + glm::mat4 C = glm::rotate(glm::mat4(1.0f), i, B); + glm::mat4 D = glm::scale(C, glm::vec3(0.8f, 1.0f, 1.2f)); + glm::mat4 E = glm::translate(D, glm::vec3(1.4f, 1.2f, 1.1f)); + glm::mat4 F = glm::perspective(i, 1.5f, 0.1f, 1000.f); + glm::mat4 G = glm::inverse(F * E); + glm::vec3 H = glm::unProject(glm::vec3(i), G, F, E[3]); + glm::vec3 I = glm::any(glm::isnan(glm::project(H, G, F, E[3]))) ? glm::vec3(2) : glm::vec3(1); + glm::mat4 J = glm::lookAt(glm::normalize(glm::max(B, glm::vec3(0.001f))), H, I); + glm::mat4 K = glm::transpose(J); + glm::quat L = glm::normalize(glm::quat_cast(K)); + glm::vec4 M = L * glm::smoothstep(K[3], J[3], glm::vec4(i)); + glm::mat4 N = glm::mat4(glm::normalize(glm::max(M, glm::vec4(0.001f))), K[3], J[3], glm::vec4(i)); + glm::mat4 O = N * glm::inverse(N); + glm::vec4 P = O * glm::reflect(N[3], glm::vec4(A, 1.0f)); + glm::vec4 Q = glm::vec4(glm::dot(M, P)); + glm::vec4 R = glm::quat(Q.w, glm::vec3(Q)) * P; + Output[k] = R; + } + + std::clock_t TimeEnd = clock(); + printf("test_compute_gtx: %ld\n", TimeEnd - TimeStart); + + return 0; +} + +int main() +{ + int Error = 0; + + std::vector<glm::mat4> Data(64 * 64 * 1); + for(std::size_t i = 0; i < Data.size(); ++i) + Data[i] = glm::mat4( + glm::vec4(glm::linearRand(glm::vec4(-2.0f), glm::vec4(2.0f))), + glm::vec4(glm::linearRand(glm::vec4(-2.0f), glm::vec4(2.0f))), + glm::vec4(glm::linearRand(glm::vec4(-2.0f), glm::vec4(2.0f))), + glm::vec4(glm::linearRand(glm::vec4(-2.0f), glm::vec4(2.0f)))); + + { + std::vector<glm::mat4> TestInvA; + test_invA(Data, TestInvA); + } + { + std::vector<glm::mat4> TestInvC; + test_invC(Data, TestInvC); + } + { + std::vector<glm::mat4> TestInvD; + test_invD(Data, TestInvD); + } + + { + std::vector<glm::mat4> TestA; + test_mulA(Data, TestA); + } + { + std::vector<glm::mat4> TestD; + test_mulD(Data, TestD); + } + + { + std::vector<float> TestDetA = test_detA(Data); + std::vector<float> TestDetB = test_detB(Data); + std::vector<float> TestDetD = test_detD(Data); + std::vector<float> TestDetC = test_detC(Data); + + for(std::size_t i = 0; i < TestDetA.size(); ++i) + if(TestDetA[i] != TestDetB[i] && TestDetC[i] != TestDetB[i] && TestDetC[i] != TestDetD[i]) + return 1; + } + + // shuffle test + glm::simdVec4 A(1.0f, 2.0f, 3.0f, 4.0f); + glm::simdVec4 B(5.0f, 6.0f, 7.0f, 8.0f); + //__m128 C = _mm_shuffle_ps(A.Data, B.Data, _MM_SHUFFLE(1, 0, 1, 0)); + + Error += test_compute_glm(); + Error += test_compute_gtx(); + float Det = glm::determinant(glm::simdMat4(1.0)); + Error += Det == 1.0f ? 0 : 1; + + glm::simdMat4 D = glm::matrixCompMult(glm::simdMat4(1.0), glm::simdMat4(1.0)); + + return Error; +} + +#else + +int main() +{ + int Error = 0; + + return Error; +} + +#endif//(GLM_ARCH != GLM_ARCH_PURE) |