pcsx2/plugins/zzogl-pg/opengl/zerogs.h

167 lines
4.9 KiB
C++

/* ZZ Open GL graphics plugin
* Copyright (c)2009-2010 zeydlitz@gmail.com, arcum42@gmail.com
* Based on Zerofrog's ZeroGS KOSMOS (c)2005-2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __ZEROGS__H
#define __ZEROGS__H
#ifdef _MSC_VER
#pragma warning(disable:4200) // nonstandard extension used : zero-sized array in struct/union
#endif
// ----------------------------- Includes
#include <list>
#include <vector>
#include <map>
#include <string>
#include <math.h>
#include "ZZGl.h"
#include "GS.h"
#include "CRC.h"
#include "targets.h"
// ------------------------ Variables -------------------------
//////////////////////////
// State parameters
#ifdef ZEROGS_DEVBUILD
extern char* EFFECT_NAME;
extern char* EFFECT_DIR;
extern u32 g_nGenVars, g_nTexVars, g_nAlphaVars, g_nResolve;
extern bool g_bSaveTrans, g_bUpdateEffect, g_bSaveTex, g_bSaveResolved;
#endif
extern int g_nPixelShaderVer;
extern bool s_bWriteDepth;
extern int nBackbufferWidth, nBackbufferHeight;
// visible members
typedef void (*DrawFn)();
extern DrawFn drawfn[8];
extern float fiTexWidth[2], fiTexHeight[2]; // current tex width and height
extern vector<GLuint> g_vboBuffers; // VBOs for all drawing commands
extern GLuint vboRect;
extern int g_nCurVBOIndex;
void ChangeWindowSize(int nNewWidth, int nNewHeight);
void SetChangeDeviceSize(int nNewWidth, int nNewHeight);
void ChangeDeviceSize(int nNewWidth, int nNewHeight);
void SetAA(int mode);
void SetCRC(int crc);
void ReloadEffects();
// Methods //
bool IsGLExt(const char* szTargetExtension); ///< returns true if the the opengl extension is supported
inline bool Create_Window(int _width, int _height);
bool ZZCreate(int width, int height);
void ZZDestroy(bool bD3D);
void ZZReset(); // call to destroy video resources
void ZZGSStateReset();
void ZZGSReset();
void ZZGSSoftReset(u32 mask);
void HandleGLError();
// called on a primitive switch
void Prim();
void SetTexFlush();
// flush current vertices, call before setting new registers (the main render method)
void Flush(int context);
void FlushBoth();
void ExtWrite();
void SetWriteDepth();
bool IsWriteDepth();
void SetDestAlphaTest();
bool IsWriteDestAlphaTest();
void SetFogColor(u32 fog);
void SetFogColor(GIFRegFOGCOL* fog);
void SaveTex(tex0Info* ptex, int usevid);
char* NamedSaveTex(tex0Info* ptex, int usevid);
// called when trxdir is accessed. If host is involved, transfers memory to temp buffer byTransferBuf.
// Otherwise performs the transfer. TODO: Perhaps divide the transfers into chunks?
void InitTransferHostLocal();
void TransferHostLocal(const void* pbyMem, u32 nQWordSize);
void InitTransferLocalHost();
void TransferLocalHost(void* pbyMem, u32 nQWordSize);
inline void TerminateLocalHost() {}
void TransferLocalLocal();
// switches the render target to the real target, flushes the current render targets and renders the real image
void RenderCRTC(int interlace);
void ResetRenderTarget(int index);
bool CheckChangeInClut(u32 highdword, u32 psm); // returns true if clut will change after this tex0 op
int ZZSave(s8* pbydata);
bool ZZLoad(s8* pbydata);
void SaveSnapshot(const char* filename);
bool SaveRenderTarget(const char* filename, int width, int height, int jpeg);
bool SaveTexture(const char* filename, u32 textarget, u32 tex, int width, int height);
bool SaveJPEG(const char* filename, int width, int height, const void* pdata, int quality);
bool SaveTGA(const char* filename, int width, int height, void* pdata);
void Stop_Avi();
void Delete_Avi_Capture();
// private methods
void FlushSysMem(const RECT* prc);
void _Resolve(const void* psrc, int fbp, int fbw, int fbh, int psm, u32 fbm, bool mode);
// returns the first and last addresses aligned to a page that cover
void GetRectMemAddress(int& start, int& end, int psm, int x, int y, int w, int h, int bp, int bw);
void NeedFactor(int w);
void ResetAlphaVariables();
void StartCapture();
void StopCapture();
void CaptureFrame();
// The size in bytes of x strings (of texture).
inline int MemorySize(int x)
{
return 4 * GPU_TEXWIDTH * x;
}
// Return the address in memory of data block for string x.
inline u8* MemoryAddress(int x)
{
return g_pbyGSMemory + MemorySize(x);
}
template <u32 mult>
inline u8* _MemoryAddress(int x)
{
return g_pbyGSMemory + mult * x;
}
#endif