Added vec2 cross #621

test/gtx/gtx_exterior_product.cpp

@@ -0,0 +1,14 @@
+#include <glm/gtx/exterior_product.hpp>
+#include <glm/gtc/epsilon.hpp>
+#include <glm/vec2.hpp>
+
+int main()
+{
+	int Error = 0;
+
+	float const f = glm::cross(glm::vec2(1.0f, 1.0f), glm::vec2(1.0f, 1.0f));
+	Error += glm::epsilonEqual(f, 0.0f, 0.001f) ? 0 : 1;
+
+	return Error;
+}
+