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289 lines
7.4 KiB
289 lines
7.4 KiB
/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net) |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Created : 2010-09-16 |
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// Updated : 2010-09-16 |
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// Licence : This source is under MIT licence |
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// File : test/gtx/simd-mat4.cpp |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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#include <glm/glm.hpp> |
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#include <glm/gtc/matrix_transform.hpp> |
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#include <glm/gtc/quaternion.hpp> |
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#include <glm/gtx/simd_vec4.hpp> |
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#include <glm/gtx/simd_mat4.hpp> |
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#include <glm/gtx/random.hpp> |
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#include <iostream> |
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#include <cstdio> |
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#include <ctime> |
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#include <vector> |
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std::vector<float> test_detA(std::vector<glm::mat4> const & Data) |
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{ |
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std::vector<float> Test(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Test.size() - 1; ++i) |
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Test[i] = glm::determinant(Data[i]); |
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std::clock_t TimeEnd = clock(); |
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printf("Det A: %ld\n", TimeEnd - TimeStart); |
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return Test; |
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} |
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std::vector<float> test_detB(std::vector<glm::mat4> const & Data) |
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{ |
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std::vector<float> Test(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Test.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::simdVec4 d(glm::detail::sse_slow_det_ps((__m128 const * const)&m)); |
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glm::vec4 v;//(d); |
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Test[i] = v.x; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Det B: %ld\n", TimeEnd - TimeStart); |
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return Test; |
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} |
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std::vector<float> test_detC(std::vector<glm::mat4> const & Data) |
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{ |
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std::vector<float> Test(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Test.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::simdVec4 d(glm::detail::sse_det_ps((__m128 const * const)&m)); |
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glm::vec4 v;//(d); |
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Test[i] = v.x; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Det C: %ld\n", TimeEnd - TimeStart); |
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return Test; |
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} |
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std::vector<float> test_detD(std::vector<glm::mat4> const & Data) |
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{ |
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std::vector<float> Test(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Test.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::simdVec4 d(glm::detail::sse_detd_ps((__m128 const * const)&m)); |
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glm::vec4 v;//(d); |
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Test[i] = v.x; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Det D: %ld\n", TimeEnd - TimeStart); |
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return Test; |
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} |
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void test_invA(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) |
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{ |
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//std::vector<float> Test(Data.size()); |
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Out.resize(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Out.size() - 1; ++i) |
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{ |
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Out[i] = glm::inverse(Data[i]); |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Inv A: %ld\n", TimeEnd - TimeStart); |
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} |
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void test_invC(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) |
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{ |
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//std::vector<float> Test(Data.size()); |
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Out.resize(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Out.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::simdMat4 o; |
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glm::detail::sse_inverse_fast_ps((__m128 const * const)&m, (__m128 *)&o); |
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Out[i] = *(glm::mat4*)&o; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Inv C: %ld\n", TimeEnd - TimeStart); |
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} |
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void test_invD(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) |
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{ |
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//std::vector<float> Test(Data.size()); |
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Out.resize(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Out.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::simdMat4 o; |
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glm::detail::sse_inverse_ps((__m128 const * const)&m, (__m128 *)&o); |
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Out[i] = *(glm::mat4*)&o; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Inv D: %ld\n", TimeEnd - TimeStart); |
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} |
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void test_mulA(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) |
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{ |
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//std::vector<float> Test(Data.size()); |
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Out.resize(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Out.size() - 1; ++i) |
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{ |
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Out[i] = Data[i] * Data[i]; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Mul A: %ld\n", TimeEnd - TimeStart); |
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} |
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void test_mulD(std::vector<glm::mat4> const & Data, std::vector<glm::mat4> & Out) |
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{ |
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//std::vector<float> Test(Data.size()); |
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Out.resize(Data.size()); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t i = 0; i < Out.size() - 1; ++i) |
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{ |
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_mm_prefetch((char*)&Data[i + 1], _MM_HINT_T0); |
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glm::simdMat4 m(Data[i]); |
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glm::detail::sse_mul_ps((__m128 const * const)&m, (__m128 const * const)&m, (__m128*)&Out[i]); |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("Mul D: %ld\n", TimeEnd - TimeStart); |
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} |
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int test_compute_glm() |
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{ |
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return 0; |
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} |
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int test_compute_gtx() |
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{ |
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std::vector<glm::vec4> Output(1000000); |
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std::clock_t TimeStart = clock(); |
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for(std::size_t k = 0; k < Output.size(); ++k) |
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{ |
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float i = float(k) / 1000.f; |
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glm::vec3 A = glm::normalize(glm::vec3(i)); |
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glm::vec3 B = glm::cross(A, glm::vec3(0, 0, 1)); |
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glm::mat4 C = glm::rotate(glm::mat4(1.0f), i, B); |
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glm::mat4 D = glm::scale(C, glm::vec3(0.8f, 1.0f, 1.2f)); |
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glm::mat4 E = glm::translate(D, glm::vec3(1.4f, 1.2f, 1.1f)); |
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glm::mat4 F = glm::perspective(i, 1.5f, 0.1f, 1000.f); |
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glm::mat4 G = glm::inverse(F * E); |
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glm::vec3 H = glm::unProject(glm::vec3(i), G, F, E[3]); |
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glm::vec3 I = glm::project(H, G, F, E[3]); |
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glm::mat4 J = glm::lookAt(glm::normalize(B), H, I); |
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glm::mat4 K = glm::transpose(J); |
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glm::quat L = glm::normalize(glm::quat_cast(K)); |
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glm::vec4 M = L * glm::smoothstep(K[3], J[3], glm::vec4(i)); |
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glm::mat4 N = glm::mat4(glm::normalize(M), K[3], J[3], glm::vec4(i)); |
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glm::mat4 O = N * glm::inverse(N); |
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glm::vec4 P = O * glm::reflect(N[3], glm::vec4(A, 1.0f)); |
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glm::vec4 Q = glm::vec4(glm::dot(M, P)); |
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glm::vec4 R = glm::quat(Q.w, glm::vec3(Q)) * P; |
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Output[k] = R; |
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} |
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std::clock_t TimeEnd = clock(); |
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printf("test_compute_gtx: %ld\n", TimeEnd - TimeStart); |
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return Output.size() != 0; |
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} |
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int main() |
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{ |
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int Failed = GLM_COMPILER; |
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std::vector<glm::mat4> Data(1024 * 1024 * 8); |
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for(std::size_t i = 0; i < Data.size(); ++i) |
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Data[i] = glm::mat4( |
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glm::vec4(glm::compRand4(-2.0f, 2.0f)), |
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glm::vec4(glm::compRand4(-2.0f, 2.0f)), |
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glm::vec4(glm::compRand4(-2.0f, 2.0f)), |
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glm::vec4(glm::compRand4(-2.0f, 2.0f))); |
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{ |
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std::vector<glm::mat4> TestInvA; |
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test_invA(Data, TestInvA); |
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} |
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{ |
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std::vector<glm::mat4> TestInvC; |
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test_invC(Data, TestInvC); |
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} |
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{ |
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std::vector<glm::mat4> TestInvD; |
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test_invD(Data, TestInvD); |
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} |
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{ |
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std::vector<glm::mat4> TestA; |
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test_mulA(Data, TestA); |
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} |
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{ |
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std::vector<glm::mat4> TestD; |
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test_mulD(Data, TestD); |
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} |
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{ |
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std::vector<float> TestDetA = test_detA(Data); |
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std::vector<float> TestDetB = test_detB(Data); |
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std::vector<float> TestDetD = test_detD(Data); |
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std::vector<float> TestDetC = test_detC(Data); |
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for(std::size_t i = 0; i < TestDetA.size(); ++i) |
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if(TestDetA[i] != TestDetB[i] && TestDetC[i] != TestDetB[i] && TestDetC[i] != TestDetD[i]) |
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return 1; |
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} |
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// shuffle test |
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glm::simdVec4 A(1.0f, 2.0f, 3.0f, 4.0f); |
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glm::simdVec4 B(5.0f, 6.0f, 7.0f, 8.0f); |
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__m128 C = _mm_shuffle_ps(A.Data, B.Data, _MM_SHUFFLE(1, 0, 1, 0)); |
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Failed += test_compute_glm(); |
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Failed += test_compute_gtx(); |
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float Det = glm::simdDeterminant(glm::simdMat4(1.0)); |
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glm::simdMat4 D = glm::simdMatrixCompMult(glm::simdMat4(1.0), glm::simdMat4(1.0)); |
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system("pause"); |
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return Failed; |
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}
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