rotating skyboxgit add -A

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diff --git a/glm-master/glm/gtx/matrix_cross_product.inl b/glm-master/glm/gtx/matrix_cross_product.inl
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+++ b/glm-master/glm/gtx/matrix_cross_product.inl
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+/// @ref gtx_matrix_cross_product
+
+namespace glm
+{
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<3, 3, T, Q> matrixCross3
+	(
+		vec<3, T, Q> const& x
+	)
+	{
+		mat<3, 3, T, Q> Result(T(0));
+		Result[0][1] = x.z;
+		Result[1][0] = -x.z;
+		Result[0][2] = -x.y;
+		Result[2][0] = x.y;
+		Result[1][2] = x.x;
+		Result[2][1] = -x.x;
+		return Result;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> matrixCross4
+	(
+		vec<3, T, Q> const& x
+	)
+	{
+		mat<4, 4, T, Q> Result(T(0));
+		Result[0][1] = x.z;
+		Result[1][0] = -x.z;
+		Result[0][2] = -x.y;
+		Result[2][0] = x.y;
+		Result[1][2] = x.x;
+		Result[2][1] = -x.x;
+		return Result;
+	}
+
+}//namespace glm