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3p/glm/test/gtx/gtx_range.cpp

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+#include <glm/glm.hpp>
+#include <glm/gtc/epsilon.hpp>
+
+#if GLM_HAS_RANGE_FOR
+
+#include <glm/gtx/range.hpp>
+
+int testVec()
+{
+	int Error(0);
+	glm::vec3 v(1, 2, 3);
+
+	int count = 0;
+	for(float x : v){ count++; }
+	Error += count == 3 ? 0 : 1;
+
+	for(float& x : v){ x = 0; }
+	Error += glm::all(glm::equal(v, glm::vec3(0, 0, 0))) ? 0 : 1;
+	return Error;
+}
+
+int testMat()
+{
+	int Error(0);
+	glm::mat4x3 m(1);
+
+	int count = 0;
+	for(float x : m){ count++; }
+	Error += count == 12 ? 0 : 1;
+
+	for(float& x : m){ x = 0; }
+	glm::vec4 v(1, 1, 1, 1);
+	Error += glm::all(glm::equal(m*v, glm::vec3(0, 0, 0))) ? 0 : 1;
+	return Error;
+}
+
+int main()
+{
+	int Error(0);
+	Error += testVec();
+	Error += testMat();
+	return Error;
+}
+
+#else
+
+int main()
+{
+	return 0;
+}
+
+#endif//GLM_HAS_RANGE_FOR