98 lines
2.8 KiB
C++
98 lines
2.8 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_GRAPHICS_TEXTSPRITE_HPP
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#define NAZARA_GRAPHICS_TEXTSPRITE_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Graphics/Config.hpp>
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#include <Nazara/Graphics/InstancedRenderable.hpp>
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#include <Nazara/Renderer/RenderPipeline.hpp>
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#include <Nazara/Utility/AbstractAtlas.hpp>
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#include <Nazara/Utility/VertexDeclaration.hpp>
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#include <Nazara/Utility/VertexStruct.hpp>
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#include <array>
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#include <map>
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namespace Nz
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{
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class AbstractTextDrawer;
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class NAZARA_GRAPHICS_API TextSprite : public InstancedRenderable
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{
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public:
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TextSprite(std::shared_ptr<MaterialInstance> material = {});
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TextSprite(const TextSprite&) = delete;
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TextSprite(TextSprite&&) noexcept = default;
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~TextSprite() = default;
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void BuildElement(ElementRendererRegistry& registry, const ElementData& elementData, std::size_t passIndex, std::vector<RenderElementOwner>& elements) const override;
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inline void Clear();
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const std::shared_ptr<MaterialInstance>& GetMaterial(std::size_t i = 0) const override;
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std::size_t GetMaterialCount() const override;
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inline void SetMaterial(std::shared_ptr<MaterialInstance> material);
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void Update(const AbstractTextDrawer& drawer, float scale = 1.f);
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TextSprite& operator=(const TextSprite&) = delete;
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TextSprite& operator=(TextSprite&&) noexcept = default;
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private:
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void OnAtlasInvalidated(const AbstractAtlas* atlas);
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void OnAtlasLayerChange(const AbstractAtlas* atlas, AbstractImage* oldLayer, AbstractImage* newLayer);
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struct AtlasSlots
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{
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bool used;
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NazaraSlot(AbstractAtlas, OnAtlasCleared, clearSlot);
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NazaraSlot(AbstractAtlas, OnAtlasLayerChange, layerChangeSlot);
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NazaraSlot(AbstractAtlas, OnAtlasRelease, releaseSlot);
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};
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struct RenderKey
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{
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Texture* texture;
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int renderOrder;
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bool operator==(const RenderKey& rhs) const
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{
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return texture == rhs.texture && renderOrder == rhs.renderOrder;
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}
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bool operator!=(const RenderKey& rhs) const
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{
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return !operator==(rhs);
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}
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bool operator<(const RenderKey& rhs) const
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{
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if (renderOrder != rhs.renderOrder)
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return renderOrder < rhs.renderOrder;
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return texture < rhs.texture;
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}
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};
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struct RenderIndices
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{
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unsigned int first;
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unsigned int count;
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};
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mutable std::map<RenderKey, RenderIndices> m_renderInfos;
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std::unordered_map<const AbstractAtlas*, AtlasSlots> m_atlases;
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std::shared_ptr<MaterialInstance> m_material;
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std::vector<VertexStruct_XYZ_Color_UV> m_vertices;
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};
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}
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#include <Nazara/Graphics/TextSprite.inl>
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#endif // NAZARA_GRAPHICS_TEXTSPRITE_HPP
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