std140 implementation

include/opengl/metadata/material_metadata.hpp

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "opengl/handles/texture_handle.hpp"
+
+namespace zgl
+{
+
+struct material_metadata
+{
+	texture_handle ambient_color_texture_handle;
+	texture_handle diffuse_color_texture_handle;
+	texture_handle specular_color_texture_handle;
+	texture_handle shininess_texture_handle;
+	texture_handle alpha_texture_handle;
+	texture_handle bump_texture_handle;
+};
+
+}

include/opengl/metadata/uniform_buffer_alignment_metadata.hpp

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <cinttypes>
+#include <array>
+
+namespace zgl
+{
+
+template<std::size_t Count>
+struct uniform_buffer_alignment_metadata
+{
+	std::array<std::size_t, Count> byte_offsets{};
+	std::size_t byte_size{};
+};
+
+
+}