Rework shader AST (WIP)

include/Nazara/Shader/ShaderEnums.inl

@@ -0,0 +1,57 @@
+// 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
+
+#include <Nazara/Shader/ShaderEnums.hpp>
+#include <Nazara/Shader/Debug.hpp>
+
+namespace Nz::ShaderAst
+{
+	inline std::size_t GetComponentCount(BasicType type)
+	{
+		switch (type)
+		{
+			case BasicType::Float2:
+			case BasicType::Int2:
+				return 2;
+
+			case BasicType::Float3:
+			case BasicType::Int3:
+				return 3;
+
+			case BasicType::Float4:
+			case BasicType::Int4:
+				return 4;
+
+			case BasicType::Mat4x4:
+				return 4;
+
+			default:
+				return 1;
+		}
+	}
+
+	inline BasicType GetComponentType(BasicType type)
+	{
+		switch (type)
+		{
+			case BasicType::Float2:
+			case BasicType::Float3:
+			case BasicType::Float4:
+				return BasicType::Float1;
+
+			case BasicType::Int2:
+			case BasicType::Int3:
+			case BasicType::Int4:
+				return BasicType::Int1;
+
+			case BasicType::Mat4x4:
+				return BasicType::Float4;
+
+			default:
+				return type;
+		}
+	}
+}
+
+#include <Nazara/Shader/DebugOff.hpp>