rotating skyboxgit add -A

1 files changed, 61 insertions, 0 deletions

diff --git a/glm-master/test/ext/ext_matrix_transform.cpp b/glm-master/test/ext/ext_matrix_transform.cpp
new file mode 100644
index 0000000..cf653b7
--- /dev/null
+++ b/glm-master/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;
+}