mirror of https://github.com/g-truc/glm.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
41 lines
865 B
C++
41 lines
865 B
C++
#include <glm/ext/quaternion_trigonometric.hpp>
|
|
#include <glm/ext/quaternion_float.hpp>
|
|
#include <glm/ext/vector_relational.hpp>
|
|
#include <glm/ext/scalar_relational.hpp>
|
|
|
|
float const Epsilon = 0.001f;
|
|
|
|
static int test_angle()
|
|
{
|
|
int Error = 0;
|
|
|
|
{
|
|
glm::quat const Q = glm::quat(glm::vec3(1, 0, 0), glm::vec3(0, 1, 0));
|
|
float const A = glm::degrees(glm::angle(Q));
|
|
Error += glm::equal(A, 90.0f, Epsilon) ? 0 : 1;
|
|
}
|
|
|
|
{
|
|
glm::quat const Q = glm::quat(glm::vec3(0, 1, 0), glm::vec3(1, 0, 0));
|
|
float const A = glm::degrees(glm::angle(Q));
|
|
Error += glm::equal(A, 90.0f, Epsilon) ? 0 : 1;
|
|
}
|
|
|
|
{
|
|
glm::quat const Q = glm::angleAxis(glm::two_pi<float>() - 1.0f, glm::vec3(1, 0, 0));
|
|
float const A = glm::angle(Q);
|
|
Error += glm::equal(A, 1.0f, Epsilon) ? 1 : 0;
|
|
}
|
|
|
|
return Error;
|
|
}
|
|
|
|
int main()
|
|
{
|
|
int Error = 0;
|
|
|
|
Error += test_angle();
|
|
|
|
return Error;
|
|
}
|