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Added axisAngle tests

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Signed-off-by: Sergey Krivohatskiy <s.krivohatskiy@gmail.com>
This commit is contained in:
Sergey Krivohatskiy 2021-03-23 14:24:41 +03:00
parent ace16e4778
commit 57c3be0b9f
1 changed files with 59 additions and 1 deletions
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58
test/gtx/gtx_matrix_interpolation.cpp
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@ -1,8 +1,11 @@
#define GLM_ENABLE_EXPERIMENTAL #define GLM_ENABLE_EXPERIMENTAL
#include <glm/gtc/quaternion.hpp> #include <glm/gtc/quaternion.hpp>
#include <glm/gtx/component_wise.hpp>
#include <glm/gtx/matrix_interpolation.hpp> #include <glm/gtx/matrix_interpolation.hpp>
#include <iostream> #include <iostream>
#include <limits>
static int test_axisAngle() static int test_axisAngle()
{ {
@ -34,6 +37,60 @@ static int test_axisAngle()
return Error; return Error;
} }
template <class T>
int testForAxisAngle(glm::tvec3<T> const axisTrue, T const angleTrue)
{
T const eps = sqrt(std::numeric_limits<T>::epsilon());
glm::tmat4x4<T> const matTrue = glm::axisAngleMatrix(axisTrue, angleTrue);
glm::tvec3<T> axis;
T angle;
glm::axisAngle(matTrue, axis, angle);
glm::tmat4x4<T> const matRebuilt = glm::axisAngleMatrix(axis, angle);
glm::tmat4x4<T> const errMat = matTrue - matRebuilt;
T const maxErr = glm::compMax(glm::tvec4<T>(
glm::compMax(glm::abs(errMat[0])),
glm::compMax(glm::abs(errMat[1])),
glm::compMax(glm::abs(errMat[2])),
glm::compMax(glm::abs(errMat[3]))
));
return maxErr < eps ? 0 : 1;
}
static int test_axisAngle2()
{
int Error = 0;
Error += testForAxisAngle(glm::vec3(0.0f, 1.0f, 0.0f), 0.0f);
Error += testForAxisAngle(glm::vec3(0.358f, 0.0716f, 0.9309f), 0.00001f);
Error += testForAxisAngle(glm::vec3(1.0f, 0.0f, 0.0f), 0.0001f);
Error += testForAxisAngle(glm::vec3(0.0f, 0.0f, 1.0f), 0.001f);
Error += testForAxisAngle(glm::vec3(0.0f, 0.0f, 1.0f), 0.001f);
Error += testForAxisAngle(glm::vec3(0.0f, 1.0f, 0.0f), 0.005f);
Error += testForAxisAngle(glm::vec3(0.0f, 0.0f, 1.0f), 0.005f);
Error += testForAxisAngle(glm::vec3(0.358f, 0.0716f, 0.9309f), 0.03f);
Error += testForAxisAngle(glm::vec3(0.358f, 0.0716f, 0.9309f), 0.0003f);
Error += testForAxisAngle(glm::vec3(0.0f, 0.0f, 1.0f), 0.01f);
Error += testForAxisAngle(glm::dvec3(0.0f, 1.0f, 0.0f), 0.00005);
Error += testForAxisAngle(glm::dvec3(-1.0f, 0.0f, 0.0f), 0.000001);
Error += testForAxisAngle(glm::dvec3(0.7071f, 0.7071f, 0.0f), 0.5);
Error += testForAxisAngle(glm::dvec3(0.7071f, 0.0f, 0.7071f), 0.0002);
Error += testForAxisAngle(glm::dvec3(0.7071f, 0.0f, 0.7071f), 0.00002);
Error += testForAxisAngle(glm::dvec3(0.7071f, 0.0f, 0.7071f), 0.000002);
Error += testForAxisAngle(glm::dvec3(0.7071f, 0.0f, 0.7071f), 0.0000002);
Error += testForAxisAngle(glm::vec3(0.0f, 0.7071f, 0.7071f), 1.3f);
Error += testForAxisAngle(glm::vec3(0.0f, 0.7071f, 0.7071f), 6.3f);
Error += testForAxisAngle(glm::vec3(1.0f, 0.0f, 0.0f), -0.23456f);
Error += testForAxisAngle(glm::vec3(1.0f, 0.0f, 0.0f), glm::pi<float>());
Error += testForAxisAngle(glm::vec3(0.0f, 1.0f, 0.0f), -glm::pi<float>());
Error += testForAxisAngle(glm::vec3(0.358f, 0.0716f, 0.9309f), -glm::pi<float>());
return Error;
}
static int test_rotate() static int test_rotate()
{ {
glm::mat4 m2(1.0); glm::mat4 m2(1.0);
@ -51,6 +108,7 @@ int main()
int Error = 0; int Error = 0;
Error += test_axisAngle(); Error += test_axisAngle();
Error += test_axisAngle2();
Error += test_rotate(); Error += test_rotate();
return Error; return Error;