diff options
Diffstat (limited to '3rdparty/glm/source/test/ext/ext_matrix_transform.cpp')
-rw-r--r-- | 3rdparty/glm/source/test/ext/ext_matrix_transform.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp b/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp new file mode 100644 index 0000000..cf653b7 --- /dev/null +++ b/3rdparty/glm/source/test/ext/ext_matrix_transform.cpp @@ -0,0 +1,61 @@ +#include <glm/ext/matrix_relational.hpp> +#include <glm/ext/matrix_transform.hpp> +#include <glm/ext/matrix_float4x4.hpp> +#include <glm/ext/vector_relational.hpp> +#include <glm/ext/vector_float4.hpp> +#include <glm/ext/vector_float3.hpp> + +static int test_translate() +{ + int Error = 0; + + glm::mat4 const M(1.0f); + glm::vec3 const V(1.0f); + + glm::mat4 const T = glm::translate(M, V); + Error += glm::all(glm::equal(T[3], glm::vec4(1.0f), glm::epsilon<float>())) ? 0 : 1; + + return Error; +} + +static int test_scale() +{ + int Error = 0; + + glm::mat4 const M(1.0f); + glm::vec3 const V(2.0f); + + glm::mat4 const S = glm::scale(M, V); + glm::mat4 const R = glm::mat4( + glm::vec4(2, 0, 0, 0), + glm::vec4(0, 2, 0, 0), + glm::vec4(0, 0, 2, 0), + glm::vec4(0, 0, 0, 1)); + Error += glm::all(glm::equal(S, R, glm::epsilon<float>())) ? 0 : 1; + + return Error; +} + +static int test_rotate() +{ + int Error = 0; + + glm::vec4 const A(1.0f, 0.0f, 0.0f, 1.0f); + + glm::mat4 const R = glm::rotate(glm::mat4(1.0f), glm::radians(90.f), glm::vec3(0, 0, 1)); + glm::vec4 const B = R * A; + Error += glm::all(glm::equal(B, glm::vec4(0.0f, 1.0f, 0.0f, 1.0f), 0.0001f)) ? 0 : 1; + + return Error; +} + +int main() +{ + int Error = 0; + + Error += test_translate(); + Error += test_scale(); + Error += test_rotate(); + + return Error; +} |