Shader: First working version on both Vulkan & OpenGL (ES)

include/Nazara/Shader/Ast/ConstantValue.hpp

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+// Copyright (C) 2020 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Shader generator"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_SHADER_CONSTANTVALUE_HPP
+#define NAZARA_SHADER_CONSTANTVALUE_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Math/Vector2.hpp>
+#include <Nazara/Math/Vector3.hpp>
+#include <Nazara/Math/Vector4.hpp>
+#include <variant>
+
+namespace Nz::ShaderAst
+{
+	using ConstantValue = std::variant<
+		bool,
+		float,
+		Int32,
+		UInt32,
+		Vector2f,
+		Vector3f,
+		Vector4f,
+		Vector2i32,
+		Vector3i32,
+		Vector4i32
+	>;
+}
+
+#endif