initial commit

include/opengl/handles/material_handle.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <optional>
+#include "opengl/handles/texture_handle.hpp"
+#include "opengl/handles/surface_properties_handle.hpp"
+#include "opengl/handles/alpha_handle.hpp"
+
+namespace zgl
+{
+struct material_handle
+{
+	std::optional<texture_handle> texture{ std::nullopt };
+	std::optional<surface_properties_handle> surface_properties{ std::nullopt };
+	std::optional<alpha_handle> alpha{ std::nullopt };
+};
+}