diff options
Diffstat (limited to '3rdparty/glm/source/test/gtx/gtx_common.cpp')
-rw-r--r-- | 3rdparty/glm/source/test/gtx/gtx_common.cpp | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/3rdparty/glm/source/test/gtx/gtx_common.cpp b/3rdparty/glm/source/test/gtx/gtx_common.cpp new file mode 100644 index 0000000..fd4fa99 --- /dev/null +++ b/3rdparty/glm/source/test/gtx/gtx_common.cpp @@ -0,0 +1,161 @@ +#define GLM_ENABLE_EXPERIMENTAL +#include <glm/gtx/common.hpp> +#include <glm/gtc/integer.hpp> +#include <glm/gtc/epsilon.hpp> +#include <glm/vector_relational.hpp> +#include <glm/common.hpp> + +namespace fmod_ +{ + template<typename genType> + GLM_FUNC_QUALIFIER genType modTrunc(genType a, genType b) + { + return a - b * glm::trunc(a / b); + } + + int test() + { + int Error(0); + + { + float A0(3.0); + float B0(2.0f); + float C0 = glm::fmod(A0, B0); + + Error += glm::abs(C0 - 1.0f) < 0.00001f ? 0 : 1; + + glm::vec4 A1(3.0); + float B1(2.0f); + glm::vec4 C1 = glm::fmod(A1, B1); + + Error += glm::all(glm::epsilonEqual(C1, glm::vec4(1.0f), 0.00001f)) ? 0 : 1; + + glm::vec4 A2(3.0); + glm::vec4 B2(2.0f); + glm::vec4 C2 = glm::fmod(A2, B2); + + Error += glm::all(glm::epsilonEqual(C2, glm::vec4(1.0f), 0.00001f)) ? 0 : 1; + + glm::ivec4 A3(3); + int B3(2); + glm::ivec4 C3 = glm::fmod(A3, B3); + + Error += glm::all(glm::equal(C3, glm::ivec4(1))) ? 0 : 1; + + glm::ivec4 A4(3); + glm::ivec4 B4(2); + glm::ivec4 C4 = glm::fmod(A4, B4); + + Error += glm::all(glm::equal(C4, glm::ivec4(1))) ? 0 : 1; + } + + { + float A0(22.0); + float B0(-10.0f); + float C0 = glm::fmod(A0, B0); + + Error += glm::abs(C0 - 2.0f) < 0.00001f ? 0 : 1; + + glm::vec4 A1(22.0); + float B1(-10.0f); + glm::vec4 C1 = glm::fmod(A1, B1); + + Error += glm::all(glm::epsilonEqual(C1, glm::vec4(2.0f), 0.00001f)) ? 0 : 1; + + glm::vec4 A2(22.0); + glm::vec4 B2(-10.0f); + glm::vec4 C2 = glm::fmod(A2, B2); + + Error += glm::all(glm::epsilonEqual(C2, glm::vec4(2.0f), 0.00001f)) ? 0 : 1; + + glm::ivec4 A3(22); + int B3(-10); + glm::ivec4 C3 = glm::fmod(A3, B3); + + Error += glm::all(glm::equal(C3, glm::ivec4(2))) ? 0 : 1; + + glm::ivec4 A4(22); + glm::ivec4 B4(-10); + glm::ivec4 C4 = glm::fmod(A4, B4); + + Error += glm::all(glm::equal(C4, glm::ivec4(2))) ? 0 : 1; + } + + // http://stackoverflow.com/questions/7610631/glsl-mod-vs-hlsl-fmod + { + for (float y = -10.0f; y < 10.0f; y += 0.1f) + for (float x = -10.0f; x < 10.0f; x += 0.1f) + { + float const A(std::fmod(x, y)); + //float const B(std::remainder(x, y)); + float const C(glm::fmod(x, y)); + float const D(modTrunc(x, y)); + + //Error += glm::epsilonEqual(A, B, 0.0001f) ? 0 : 1; + //assert(!Error); + Error += glm::epsilonEqual(A, C, 0.0001f) ? 0 : 1; + assert(!Error); + Error += glm::epsilonEqual(A, D, 0.00001f) ? 0 : 1; + assert(!Error); + } + } + + return Error; + } +}//namespace fmod_ + +int test_isdenormal() +{ + int Error = 0; + + bool A = glm::isdenormal(1.0f); + Error += !A ? 0 : 1; + + glm::bvec1 B = glm::isdenormal(glm::vec1(1.0f)); + Error += !glm::any(B) ? 0 : 1; + + glm::bvec2 C = glm::isdenormal(glm::vec2(1.0f)); + Error += !glm::any(C) ? 0 : 1; + + glm::bvec3 D = glm::isdenormal(glm::vec3(1.0f)); + Error += !glm::any(D) ? 0 : 1; + + glm::bvec4 E = glm::isdenormal(glm::vec4(1.0f)); + Error += !glm::any(E) ? 0 : 1; + + return Error; +} + +int test_openBounded() +{ + int Error = 0; + + Error += glm::all(glm::openBounded(glm::ivec2(2), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + Error += !glm::all(glm::openBounded(glm::ivec2(1), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + Error += !glm::all(glm::openBounded(glm::ivec2(3), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + + return Error; +} + +int test_closeBounded() +{ + int Error = 0; + + Error += glm::all(glm::closeBounded(glm::ivec2(2), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + Error += glm::all(glm::closeBounded(glm::ivec2(1), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + Error += glm::all(glm::closeBounded(glm::ivec2(3), glm::ivec2(1), glm::ivec2(3))) ? 0 : 1; + + return Error; +} + +int main() +{ + int Error = 0; + + Error += test_isdenormal(); + Error += ::fmod_::test(); + Error += test_openBounded(); + Error += test_closeBounded(); + + return Error; +} |