a47d20f8be
Administrative source import: native x86 compilation passed for 423 authored units. Source placement and submission states are migrated separately; this commit does not imply peer acceptance.
Previous head: 35d2a8cb36
Payload SHA256: 592f016d2730c5593bb653aa054c1e5f76a6df72c8f5a09e66f74876e2e33dee
72 lines
1.8 KiB
C++
72 lines
1.8 KiB
C++
#ifndef RAGNAROK_SOURCE_RENDER_TEXTURES_SPRITEATLAS_H
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#define RAGNAROK_SOURCE_RENDER_TEXTURES_SPRITEATLAS_H
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#include "Render/Textures/SpritePixels.h"
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#include <cstdint>
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#include <unordered_map>
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#include <vector>
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class CTexture;
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class CRenderSystemBase;
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struct SpriteAtlasPage;
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struct SpriteAtlasRecord {
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const SpriteRleImage* image;
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const std::uint32_t* palette;
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std::uint32_t lastUsed;
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float u0;
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float v0;
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float u1;
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float v1;
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std::uint32_t x;
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std::uint32_t y;
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SpriteAtlasPage* page;
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};
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struct SpriteAtlasPage {
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CTexture* texture;
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std::uint32_t cellWidth;
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std::uint32_t cellHeight;
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std::vector<SpriteAtlasRecord> records;
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std::uint32_t lastUsed;
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};
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class SpriteAtlas {
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public:
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SpriteAtlas();
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~SpriteAtlas();
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void Initialize(CRenderSystemBase& system, unsigned spareCount);
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void Clear();
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CTexture* Find(const SpriteRleImage* image, const std::uint32_t* palette, SpriteAtlasRecord& output);
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CTexture* Insert(
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CRenderSystemBase& system, const SpriteRleImage* image, const std::uint32_t* palette, SpriteAtlasRecord& output, int serviceType, std::uint32_t reuseDelay
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);
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private:
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struct Node {
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Node* next;
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SpriteAtlasPage page;
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};
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struct Key {
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const SpriteRleImage* image;
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const std::uint32_t* palette;
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bool operator==(const Key&) const = default;
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};
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struct Hash {
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std::size_t operator()(const Key& key) const;
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};
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SpriteAtlasPage* Allocate(CRenderSystemBase& system, unsigned category, unsigned width, unsigned height);
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void ClearSpare();
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Node* m_classes[25];
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std::unordered_map<Key, SpriteAtlasRecord*, Hash> m_lookup;
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std::vector<CTexture*> m_spare;
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};
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#if defined(_WIN32) && !defined(_WIN64)
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static_assert(sizeof(SpriteAtlasRecord) == 40);
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static_assert(sizeof(SpriteAtlasPage) == 28);
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static_assert(sizeof(SpriteAtlas) == 144);
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#endif
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#endif
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