Shader: Add basic support for Branch node in spir-v

include/Nazara/Shader/SpirvBlock.hpp

@@ -0,0 +1,38 @@
+// 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_SPIRVBLOCK_HPP
+#define NAZARA_SPIRVBLOCK_HPP
+
+#include <Nazara/Prerequisites.hpp>
+#include <Nazara/Shader/SpirvSection.hpp>
+#include <Nazara/Shader/SpirvWriter.hpp>
+#include <string>
+#include <vector>
+
+namespace Nz
+{
+	class NAZARA_SHADER_API SpirvBlock : public SpirvSection
+	{
+		public:
+			inline SpirvBlock(SpirvWriter& writer);
+			SpirvBlock(const SpirvBlock&) = default;
+			SpirvBlock(SpirvBlock&&) = default;
+			~SpirvBlock() = default;
+
+			inline UInt32 GetLabelId() const;
+
+			SpirvBlock& operator=(const SpirvBlock&) = delete;
+			SpirvBlock& operator=(SpirvBlock&&) = default;
+
+		private:
+			UInt32 m_labelId;
+	};
+}
+
+#include <Nazara/Shader/SpirvBlock.inl>
+
+#endif