dolphin/Source/Plugins/Plugin_VideoMerge/Src/TextureCache.h
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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6252 8ced0084-cf51-0410-be5f-012b33b47a6e
2010-10-03 08:20:24 +00:00

80 lines
2.1 KiB
C++

#ifndef _TEXTURECACHE_H_
#define _TEXTURECACHE_H_
#include <map>
#include "CommonTypes.h"
#include "VideoCommon.h"
#include "TextureDecoder.h"
unsigned int GetPow2(unsigned int val);
class TextureCacheBase
{
public:
struct TCacheEntryBase
{
u32 addr;
u32 size_in_bytes;
u64 hash;
u32 paletteHash;
u32 oldpixel;
int frameCount;
unsigned int w, h, fmt, MipLevels;
int Scaledw, Scaledh;
bool isRenderTarget;
bool isNonPow2;
TCacheEntryBase() : addr(0), size_in_bytes(0), hash(0), paletteHash(0), oldpixel(0),
frameCount(0), w(0), h(0), fmt(0), MipLevels(0), Scaledw(0), Scaledh(0),
isRenderTarget(false), isNonPow2(true) {}
virtual ~TCacheEntryBase();
virtual void Load(unsigned int width, unsigned int height,
unsigned int expanded_width, unsigned int levels) = 0;
virtual void FromRenderTarget(bool bFromZBuffer, bool bScaleByHalf,
unsigned int cbufid, const float colmat[], const EFBRectangle &source_rect) = 0;
virtual void Bind(unsigned int stage) = 0;
bool IntersectsMemoryRange(u32 range_address, u32 range_size) const;
};
friend struct TCacheEntryBase;
TextureCacheBase();
virtual ~TextureCacheBase();
static void Cleanup();
static void Invalidate(bool shutdown);
static void InvalidateRange(u32 start_address, u32 size);
// TODO: make these 2 static?
TCacheEntryBase* Load(unsigned int stage, u32 address, unsigned int width,
unsigned int height, unsigned int tex_format, unsigned int tlutaddr,
unsigned int tlutfmt, bool UseNativeMips, unsigned int maxlevel);
void CopyRenderTargetToTexture(u32 address, bool bFromZBuffer, bool bIsIntensityFmt,
u32 copyfmt, bool bScaleByHalf, const EFBRectangle &source_rect);
virtual TCacheEntryBase* CreateTexture(unsigned int width, unsigned int height,
unsigned int expanded_width, unsigned int tex_levels, PC_TexFormat pcfmt) = 0;
virtual TCacheEntryBase* CreateRenderTargetTexture(int scaled_tex_w, int scaled_tex_h) = 0;
static void ClearRenderTargets();
static void MakeRangeDynamic(u32 start_address, u32 size);
protected:
typedef std::map<u32, TCacheEntryBase*> TexCache;
static TexCache textures;
static u8 *temp;
};
#endif