mirror of
https://github.com/libretro/ppsspp.git
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141 lines
4.3 KiB
C++
141 lines
4.3 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include <map>
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#include "gfx_es2/gpu_features.h"
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#include "Globals.h"
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#include "GPU/GPUInterface.h"
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#include "GPU/GPUState.h"
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#include "GPU/GLES/FBO.h"
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#include "GPU/GLES/TextureScalerGLES.h"
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#include "GPU/Common/TextureCacheCommon.h"
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struct VirtualFramebuffer;
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class FramebufferManagerGLES;
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class DepalShaderCacheGLES;
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class ShaderManagerGLES;
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class DrawEngineGLES;
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inline bool UseBGRA8888() {
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// TODO: Other platforms? May depend on vendor which is faster?
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#ifdef _WIN32
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return gl_extensions.EXT_bgra;
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#endif
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return false;
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}
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class TextureCacheGLES : public TextureCacheCommon {
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public:
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TextureCacheGLES();
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~TextureCacheGLES();
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void SetTexture(bool force = false);
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virtual bool SetOffsetTexture(u32 offset) override;
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void Clear(bool delete_them);
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void StartFrame();
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void Invalidate(u32 addr, int size, GPUInvalidationType type) override;
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void InvalidateAll(GPUInvalidationType type) override;
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void ClearNextFrame();
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void SetFramebufferManager(FramebufferManagerGLES *fbManager) {
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framebufferManager_ = fbManager;
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}
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void SetDepalShaderCache(DepalShaderCacheGLES *dpCache) {
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depalShaderCache_ = dpCache;
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}
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void SetShaderManager(ShaderManagerGLES *sm) {
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shaderManager_ = sm;
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}
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void SetTransformDrawEngine(DrawEngineGLES *td) {
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transformDraw_ = td;
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}
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size_t NumLoadedTextures() const {
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return cache.size();
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}
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void ForgetLastTexture() {
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lastBoundTexture = -1;
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gstate_c.Dirty(DIRTY_TEXTURE_PARAMS);
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}
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u32 AllocTextureName();
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// Only used by Qt UI?
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bool DecodeTexture(u8 *output, const GPUgstate &state);
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void SetFramebufferSamplingParams(u16 bufferWidth, u16 bufferHeight);
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void ApplyTexture();
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protected:
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void DownloadFramebufferForClut(u32 clutAddr, u32 bytes) override;
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private:
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void Decimate(); // Run this once per frame to get rid of old textures.
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void DeleteTexture(TexCache::iterator it);
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void UpdateSamplingParams(TexCacheEntry &entry, bool force);
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void LoadTextureLevel(TexCacheEntry &entry, ReplacedTexture &replaced, int level, bool replaceImages, int scaleFactor, GLenum dstFmt);
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GLenum GetDestFormat(GETextureFormat format, GEPaletteFormat clutFormat) const;
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void *DecodeTextureLevelOld(GETextureFormat format, GEPaletteFormat clutformat, int level, GLenum dstFmt, int scaleFactor, int *bufw = 0);
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TexCacheEntry::Status CheckAlpha(const u32 *pixelData, GLenum dstFmt, int stride, int w, int h);
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u32 GetCurrentClutHash();
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void UpdateCurrentClut(GEPaletteFormat clutFormat, u32 clutBase, bool clutIndexIsSimple);
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bool AttachFramebuffer(TexCacheEntry *entry, u32 address, VirtualFramebuffer *framebuffer, u32 texaddrOffset = 0) override;
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void SetTextureFramebuffer(TexCacheEntry *entry, VirtualFramebuffer *framebuffer);
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void ApplyTextureFramebuffer(TexCacheEntry *entry, VirtualFramebuffer *framebuffer);
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bool CheckFullHash(TexCacheEntry *const entry, bool &doDelete);
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bool HandleTextureChange(TexCacheEntry *const entry, const char *reason, bool initialMatch, bool doDelete);
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void BuildTexture(TexCacheEntry *const entry, bool replaceImages);
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std::vector<u32> nameCache_;
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TexCache secondCache;
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u32 secondCacheSizeEstimate_;
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bool clearCacheNextFrame_;
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bool lowMemoryMode_;
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TextureScalerGLES scaler;
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u32 clutHash_;
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u32 lastBoundTexture;
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float maxAnisotropyLevel;
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int decimationCounter_;
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int texelsScaledThisFrame_;
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int timesInvalidatedAllThisFrame_;
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FramebufferManagerGLES *framebufferManager_;
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DepalShaderCacheGLES *depalShaderCache_;
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ShaderManagerGLES *shaderManager_;
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DrawEngineGLES *transformDraw_;
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const char *nextChangeReason_;
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bool nextNeedsRehash_;
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bool nextNeedsChange_;
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bool nextNeedsRebuild_;
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};
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GLenum getClutDestFormat(GEPaletteFormat format);
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