88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
|
|
// 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_GRAPHICS_SPRITECHAINRENDERER_HPP
|
|
#define NAZARA_GRAPHICS_SPRITECHAINRENDERER_HPP
|
|
|
|
#include <Nazara/Prerequisites.hpp>
|
|
#include <Nazara/Graphics/ElementRenderer.hpp>
|
|
#include <Nazara/Math/Rect.hpp>
|
|
#include <Nazara/Renderer/ShaderBinding.hpp>
|
|
#include <Nazara/Renderer/UploadPool.hpp>
|
|
#include <memory>
|
|
#include <unordered_map>
|
|
#include <vector>
|
|
|
|
namespace Nz
|
|
{
|
|
class AbstractBuffer;
|
|
class RenderDevice;
|
|
class RenderPipeline;
|
|
class RenderSpriteChain;
|
|
class ShaderBinding;
|
|
|
|
class NAZARA_GRAPHICS_API SpriteChainRenderer : public ElementRenderer
|
|
{
|
|
public:
|
|
SpriteChainRenderer(RenderDevice& device, std::size_t maxVertexBufferSize = 32 * 1024);
|
|
~SpriteChainRenderer() = default;
|
|
|
|
std::unique_ptr<ElementRendererData> InstanciateData() override;
|
|
void Prepare(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, RenderFrame& currentFrame, const RenderStates& renderStates, const Pointer<const RenderElement>* elements, std::size_t elementCount) override;
|
|
void Render(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, CommandBufferBuilder& commandBuffer, const Pointer<const RenderElement>* elements, std::size_t elementCount) override;
|
|
void Reset(ElementRendererData& rendererData, RenderFrame& currentFrame) override;
|
|
|
|
private:
|
|
struct BufferCopy
|
|
{
|
|
AbstractBuffer* targetBuffer;
|
|
UploadPool::Allocation* allocation;
|
|
std::size_t size;
|
|
};
|
|
|
|
struct VertexBufferPool
|
|
{
|
|
std::vector<std::shared_ptr<AbstractBuffer>> vertexBuffers;
|
|
};
|
|
|
|
std::shared_ptr<AbstractBuffer> m_indexBuffer;
|
|
std::shared_ptr<VertexBufferPool> m_vertexBufferPool;
|
|
std::size_t m_maxVertexBufferSize;
|
|
std::size_t m_maxVertexCount;
|
|
std::vector<BufferCopy> m_pendingCopies;
|
|
std::vector<ShaderBinding::Binding> m_bindingCache;
|
|
RenderDevice& m_device;
|
|
};
|
|
|
|
struct SpriteChainRendererData : public ElementRendererData
|
|
{
|
|
struct DrawCall
|
|
{
|
|
const AbstractBuffer* vertexBuffer;
|
|
const RenderPipeline* renderPipeline;
|
|
const ShaderBinding* shaderBinding;
|
|
std::size_t firstIndex;
|
|
std::size_t quadCount;
|
|
Recti scissorBox;
|
|
};
|
|
|
|
struct DrawCallIndices
|
|
{
|
|
std::size_t start;
|
|
std::size_t count;
|
|
};
|
|
|
|
std::unordered_map<const RenderSpriteChain*, DrawCallIndices> drawCallPerElement;
|
|
std::vector<DrawCall> drawCalls;
|
|
std::vector<std::shared_ptr<AbstractBuffer>> vertexBuffers;
|
|
std::vector<ShaderBindingPtr> shaderBindings;
|
|
};
|
|
}
|
|
|
|
#include <Nazara/Graphics/SpriteChainRenderer.inl>
|
|
|
|
#endif // NAZARA_GRAPHICS_SPRITECHAINRENDERER_HPP
|