83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
// Copyright (C) 2003 Dolphin 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.
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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 SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#ifndef _TEXTUREMNGR_H_
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#define _TEXTUREMNGR_H_
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#include <map>
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#include "VideoCommon.h"
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#include "GLUtil.h"
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#include "BPStructs.h"
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class TextureMngr
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{
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public:
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struct TCacheEntry
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{
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TCacheEntry() : texture(0), addr(0), size_in_bytes(0), hash(0), w(0), h(0), scaleX(1.0f), scaleY(1.0f), isRenderTarget(false), isRectangle(true), bHaveMipMaps(false) { mode.hex = 0xFCFCFCFC; }
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GLuint texture;
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u32 addr;
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u32 size_in_bytes;
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u32 hash;
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u32 paletteHash;
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u32 hashoffset;
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u32 oldpixel; // used for simple cleanup
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TexMode0 mode; // current filter and clamp modes that texture is set to
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int frameCount;
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int w, h, fmt;
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float scaleX, scaleY; // Hires texutres need this
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bool isRenderTarget; // if render texture, then rendertex is filled with the direct copy of the render target
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// later conversions would have to convert properly from rendertexfmt to texfmt
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bool isRectangle; // if nonpow2, use GL_TEXTURE_2D, else GL_TEXTURE_RECTANGLE_NV
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bool bHaveMipMaps;
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void SetTextureParameters(TexMode0& newmode);
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void Destroy(bool shutdown);
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void ConvertFromRenderTarget(u32 taddr, int twidth, int theight, int tformat, int tlutaddr, int tlutfmt);
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bool IntersectsMemoryRange(u32 range_address, u32 range_size);
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};
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private:
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typedef std::map<u32, TCacheEntry> TexCache;
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static u8 *temp;
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static TexCache textures;
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public:
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static void Init();
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static void ProgressiveCleanup();
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static void Shutdown();
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static void Invalidate(bool shutdown);
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static void InvalidateRange(u32 start_address, u32 size);
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static TCacheEntry* Load(int texstage, u32 address, int width, int height, u32 format, int tlutaddr, int tlutfmt);
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static void CopyRenderTargetToTexture(u32 address, bool bFromZBuffer, bool bIsIntensityFmt, u32 copyfmt, int bScaleByHalf, const EFBRectangle &source);
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static void DisableStage(int stage); // sets active texture
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static void ClearRenderTargets(); // sets render target value of all textures to false
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};
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bool SaveTexture(const char* filename, u32 textarget, u32 tex, int width, int height);
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#endif // _TEXTUREMNGR_H_
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