glm/test/gtc/gtc_epsilon.cpp
2024-02-10 17:09:18 +01:00

81 lines
2.7 KiB
C++

#include <glm/gtc/epsilon.hpp>
#include <glm/gtc/constants.hpp>
#include <glm/gtc/quaternion.hpp>
#include <glm/vector_relational.hpp>
static int test_defined()
{
int Error = 0;
Error += glm::all(glm::epsilonEqual(glm::vec2(0.0f), glm::vec2(0.0f), glm::vec2(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::vec3(0.0f), glm::vec3(0.0f), glm::vec3(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::vec4(0.0f), glm::vec4(0.0f), glm::vec4(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec2(1.0f), glm::vec2(2.0f), glm::vec2(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec3(1.0f), glm::vec3(2.0f), glm::vec3(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec4(1.0f), glm::vec4(2.0f), glm::vec4(glm::epsilon<float>()))) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::vec2(0.0f), glm::vec2(0.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::vec3(0.0f), glm::vec3(0.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::vec4(0.0f), glm::vec4(0.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonEqual(glm::quat(glm::vec3(0.0f)), glm::quat(glm::vec3(0.0f)), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec2(1.0f), glm::vec2(2.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec3(1.0f), glm::vec3(2.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::vec4(1.0f), glm::vec4(2.0f), glm::epsilon<float>())) ? 0 : 1;
Error += glm::all(glm::epsilonNotEqual(glm::quat(glm::vec3(0.0f)), glm::quat(glm::vec3(1.0f)), glm::epsilon<float>())) ? 0 : 1;
return Error;
}
template<typename T>
static int test_equal()
{
int Error = 0;
{
T A = glm::epsilon<T>();
T B = glm::epsilon<T>();
Error += glm::epsilonEqual(A, B, glm::epsilon<T>() * T(2)) ? 0 : 1;
}
{
T A(0);
T B = static_cast<T>(0) + glm::epsilon<T>();
Error += glm::epsilonEqual(A, B, glm::epsilon<T>() * T(2)) ? 0 : 1;
}
{
T A(0);
T B = static_cast<T>(0) - glm::epsilon<T>();
Error += glm::epsilonEqual(A, B, glm::epsilon<T>() * T(2)) ? 0 : 1;
}
{
T A = static_cast<T>(0) + glm::epsilon<T>();
T B = static_cast<T>(0);
Error += glm::epsilonEqual(A, B, glm::epsilon<T>() * T(2)) ? 0 : 1;
}
{
T A = static_cast<T>(0) - glm::epsilon<T>();
T B = static_cast<T>(0);
Error += glm::epsilonEqual(A, B, glm::epsilon<T>() * T(2)) ? 0 : 1;
}
return Error;
}
int main()
{
int Error = 0;
Error += test_defined();
Error += test_equal<float>();
Error += test_equal<double>();
return Error;
}