readd diverged version

include/Camera.h

@@ -0,0 +1,19 @@
+#include <glm/glm.hpp>
+#include <glm/ext/matrix_transform.hpp>
+
+class Camera
+{
+	public:
+		Camera() = default;
+		virtual ~Camera()
+		{
+		}
+
+		const glm::mat4& get_view();
+		const glm::mat4& get_projection();
+
+	protected:
+	    const glm::mat4& matrix;
+		glm::mat4 m_view, m_projection;
+};
+