Graphics: Add billboard class

Former-commit-id: bc898f00aa78dd42f61d34ce743ed9a73dce55f6

include/Nazara/Graphics/Billboard.hpp

@@ -0,0 +1,62 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_BILLBOARD_HPP
+#define NAZARA_BILLBOARD_HPP
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Graphics/InstancedRenderable.hpp>
+#include <Nazara/Graphics/Material.hpp>
+
+class NzBillboard;
+
+using NzBillboardConstRef = NzObjectRef<const NzBillboard>;
+using NzBillboardLibrary = NzObjectLibrary<NzBillboard>;
+using NzBillboardRef = NzObjectRef<NzBillboard>;
+
+class NAZARA_GRAPHICS_API NzBillboard : public NzInstancedRenderable
+{
+	public:
+		inline NzBillboard();
+		inline NzBillboard(NzMaterialRef material);
+		inline NzBillboard(NzTexture* texture);
+		inline NzBillboard(const NzBillboard& billboard);
+		~NzBillboard() = default;
+
+		void AddToRenderQueue(NzAbstractRenderQueue* renderQueue, const InstanceData& instanceData) const override;
+
+		inline const NzColor& GetColor() const;
+		inline const NzMaterialRef& GetMaterial() const;
+		inline float GetRotation() const;
+		inline const NzVector2f& GetSize() const;
+
+		inline void SetColor(const NzColor& color);
+		inline void SetDefaultMaterial();
+		inline void SetMaterial(NzMaterialRef material, bool resizeBillboard = true);
+		inline void SetRotation(float rotation);
+		inline void SetSize(const NzVector2f& size);
+		inline void SetSize(float sizeX, float sizeY);
+		inline void SetTexture(NzTextureRef texture, bool resizeBillboard = true);
+
+		inline NzBillboard& operator=(const NzBillboard& billboard);
+
+		template<typename... Args> static NzBillboardRef New(Args&&... args);
+
+	private:
+		void MakeBoundingVolume() const override;
+
+		NzColor m_color;
+		NzMaterialRef m_material;
+		NzVector2f m_sinCos;
+		NzVector2f m_size;
+		float m_rotation;
+
+		static NzBillboardLibrary::LibraryMap s_library;
+};
+
+#include <Nazara/Graphics/Billboard.inl>
+
+#endif // NAZARA_BILLBOARD_HPP