// Copyright (C) 2020 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_DEFERREDRENDERQUEUE_HPP
#define NAZARA_DEFERREDRENDERQUEUE_HPP

#include <Nazara/Prerequisites.hpp>
#include <Nazara/Graphics/BasicRenderQueue.hpp>
#include <Nazara/Graphics/Material.hpp>
#include <Nazara/Math/Box.hpp>
#include <Nazara/Math/Matrix4.hpp>
#include <Nazara/Utility/IndexBuffer.hpp>
#include <Nazara/Utility/MeshData.hpp>
#include <Nazara/Utility/VertexBuffer.hpp>
#include <unordered_map>
#include <vector>

namespace Nz
{
	class BasicRenderQueue;

	class NAZARA_GRAPHICS_API DeferredProxyRenderQueue final : public AbstractRenderQueue
	{
		public:
			struct BillboardData;

			inline DeferredProxyRenderQueue(BasicRenderQueue* deferredQueue, BasicRenderQueue* forwardQueue);
			~DeferredProxyRenderQueue() = default;

			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const Vector2f> sizePtr, SparsePtr<const Vector2f> sinCosPtr = nullptr, SparsePtr<const Color> colorPtr = nullptr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const Vector2f> sizePtr, SparsePtr<const Vector2f> sinCosPtr, SparsePtr<const float> alphaPtr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const Vector2f> sizePtr, SparsePtr<const float> anglePtr, SparsePtr<const Color> colorPtr = nullptr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const Vector2f> sizePtr, SparsePtr<const float> anglePtr, SparsePtr<const float> alphaPtr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const float> sizePtr, SparsePtr<const Vector2f> sinCosPtr = nullptr, SparsePtr<const Color> colorPtr = nullptr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const float> sizePtr, SparsePtr<const Vector2f> sinCosPtr, SparsePtr<const float> alphaPtr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const float> sizePtr, SparsePtr<const float> anglePtr, SparsePtr<const Color> colorPtr = nullptr) override;
			void AddBillboards(int renderOrder, const Material* material, std::size_t billboardCount, const Recti& scissorRect, SparsePtr<const Vector3f> positionPtr, SparsePtr<const float> sizePtr, SparsePtr<const float> anglePtr, SparsePtr<const float> alphaPtr) override;
			void AddDrawable(int renderOrder, const Drawable* drawable) override;
			void AddMesh(int renderOrder, const Material* material, const MeshData& meshData, const Boxf& meshAABB, const Matrix4f& transformMatrix, const Recti& scissorRect) override;
			void AddSprites(int renderOrder, const Material* material, const VertexStruct_XYZ_Color_UV* vertices, std::size_t spriteCount, const Recti& scissorRect, const Texture* overlay = nullptr) override;

			void Clear(bool fully = false) override;

			inline BasicRenderQueue* GetDeferredRenderQueue();
			inline BasicRenderQueue* GetForwardRenderQueue();

		private:
			BasicRenderQueue * m_deferredRenderQueue;
			BasicRenderQueue* m_forwardRenderQueue;
	};
}

#include <Nazara/Graphics/DeferredProxyRenderQueue.inl>

#endif // NAZARA_DEFERREDRENDERQUEUE_HPP