aboutsummaryrefslogtreecommitdiff
path: root/plugins/gpu-gles/gpuExternals.h
blob: f88b37b6067fe94f9426bc0fbbac8b8578d065bb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
/***************************************************************************
                          external.h  -  description
                             -------------------
    begin                : Sun Mar 08 2009
    copyright            : (C) 1999-2009 by Pete Bernert
    web                  : www.pbernert.com   
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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. See also the license.txt file for *
 *   additional informations.                                              *
 *                                                                         *
 ***************************************************************************/

//*************************************************************************// 
// History of changes:
//
// 2009/03/08 - Pete  
// - generic cleanup for the Peops release
//
//*************************************************************************// 

/////////////////////////////////////////////////////////////////////////////

#ifndef __GPU_EX__
#define __GPU_EX__

#ifdef __cplusplus
extern "C" {
#endif

#ifdef __NANOGL__
#include <gl/gl.h>
#include <gl/egl.h>
#else
#include <GLES/gl.h>
#include <GLES/glext.h>
#endif

#ifdef __NANOGL__
#define glTexParameteri(x,y,z) glTexParameterf(x,y,z) 
#define glAlphaFuncx(x,y) glAlphaFunc(x,y) 
#ifndef APIENTRY
#define APIENTRY
#endif
extern  void ( APIENTRY * glPixelStorei )(GLenum pname, GLint param);
#endif


#define MIRROR_TEST 1

/////////////////////////////////////////////////////////////////////////////

#define SCISSOR_TEST 1
         
/////////////////////////////////////////////////////////////////////////////

// for own sow/tow scaling
#define OWNSCALE 1

/////////////////////////////////////////////////////////////////////////////

#define CLUTUSED     0x80000000
//glColor4ubv(x.c.col)
#define SETCOL(x)  if(x.c.lcol!=ulOLDCOL) {ulOLDCOL=x.c.lcol;glColor4ub(x.c.col[0],x.c.col[1],x.c.col[2],x.c.col[3]);} 
//#define SETPCOL(x)  if(x->c.lcol!=ulOLDCOL) {ulOLDCOL=x->c.lcol;glColor4ub(x->c.col[0],x->c.col[1],x->c.col[2],x->c.col[3]);}

#define INFO_TW        0
#define INFO_DRAWSTART 1
#define INFO_DRAWEND   2
#define INFO_DRAWOFF   3

#define SIGNSHIFT 21
#define CHKMAX_X 1024
#define CHKMAX_Y 512

/////////////////////////////////////////////////////////////////////////////

// GPU STATUS REGISTER bit values (c) Lewpy

#define DR_NORMAL 0
#define DR_VRAMTRANSFER 1

#define GPUSTATUS_ODDLINES            0x80000000
#define GPUSTATUS_DMABITS             0x60000000 // Two bits
#define GPUSTATUS_READYFORCOMMANDS    0x10000000
#define GPUSTATUS_READYFORVRAM        0x08000000
#define GPUSTATUS_IDLE                0x04000000
#define GPUSTATUS_DISPLAYDISABLED     0x00800000
#define GPUSTATUS_INTERLACED          0x00400000
#define GPUSTATUS_RGB24               0x00200000
#define GPUSTATUS_PAL                 0x00100000
#define GPUSTATUS_DOUBLEHEIGHT        0x00080000
#define GPUSTATUS_WIDTHBITS           0x00070000 // Three bits
#define GPUSTATUS_MASKENABLED         0x00001000
#define GPUSTATUS_MASKDRAWN           0x00000800
#define GPUSTATUS_DRAWINGALLOWED      0x00000400
#define GPUSTATUS_DITHER              0x00000200

#define STATUSREG lGPUstatusRet

#define GPUIsBusy (STATUSREG &= ~GPUSTATUS_IDLE)
#define GPUIsIdle (STATUSREG |= GPUSTATUS_IDLE)

#define GPUIsNotReadyForCommands (STATUSREG &= ~GPUSTATUS_READYFORCOMMANDS)
#define GPUIsReadyForCommands (STATUSREG |= GPUSTATUS_READYFORCOMMANDS)

/////////////////////////////////////////////////////////////////////////////

#define KEY_RESETTEXSTORE   1
#define KEY_SHOWFPS         2
#define KEY_RESETOPAQUE     4
#define KEY_RESETDITHER     8
#define KEY_RESETFILTER     16
#define KEY_RESETADVBLEND   32
#define KEY_BLACKWHITE      64
#define KEY_TOGGLEFBTEXTURE 128
#define KEY_STEPDOWN        256
#define KEY_TOGGLEFBREAD    512

/////////////////////////////////////////////////////////////////////////////
// Linux is missing some stuff, eh? ;)

#ifndef _WINDOWS
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE  1
#endif
#ifndef BOOL
#define BOOL unsigned short
#endif
#ifndef bool
#define bool unsigned short
#endif
#define LOWORD(l)           ((unsigned short)(l))
#define HIWORD(l)           ((unsigned short)(((unsigned long)(l) >> 16) & 0xFFFF))
#define max(a,b)            (((a) > (b)) ? (a) : (b))
#define min(a,b)            (((a) < (b)) ? (a) : (b))
#define DWORD unsigned long

typedef struct RECTTAG
{
 int left;
 int top;
 int right;
 int bottom;
}RECT;

#endif

/////////////////////////////////////////////////////////////////////////////

typedef struct VRAMLOADTAG
{
 short x;
 short y;
 short Width;
 short Height;
 short RowsRemaining;
 short ColsRemaining;
 unsigned short *ImagePtr;
} VRAMLoad_t;

typedef struct PSXPOINTTAG
{
 long x;
 long y;
} PSXPoint_t;

typedef struct PSXSPOINTTAG
{
 short x;
 short y;
} PSXSPoint_t;

typedef struct PSXRECTTAG
{
 short x0;
 short x1;
 short y0;
 short y1;
} PSXRect_t;

/////////////////////////////////////////////////////////////////////////////

typedef struct TWINTAG
{
 PSXRect_t  Position;
 PSXRect_t  OPosition;
 PSXPoint_t TextureSize;
 float      UScaleFactor;
 float      VScaleFactor;
} TWin_t;

/////////////////////////////////////////////////////////////////////////////

typedef struct PSXDISPLAYTAG
{
 PSXPoint_t  DisplayModeNew;
 PSXPoint_t  DisplayMode;
 PSXPoint_t  DisplayPosition;
 PSXPoint_t  DisplayEnd;
 
 long        Double;
 long        Height;
 long        PAL;
 long        InterlacedNew;
 long        Interlaced;
 long        InterlacedTest;
 long        RGB24New;
 long        RGB24;
 PSXSPoint_t DrawOffset;
 PSXRect_t   DrawArea;
 PSXPoint_t  GDrawOffset;
 PSXPoint_t  CumulOffset;
 long        Disabled;
 PSXRect_t   Range;
} PSXDisplay_t;

/////////////////////////////////////////////////////////////////////////////

typedef struct OGLVertexTag 
{
 GLfloat x;
 GLfloat y;
 GLfloat z;

 GLfloat sow;
 GLfloat tow;

 union
COLTAG
  {
   unsigned char col[4];
   unsigned long lcol;
  } c;

} OGLVertex;

typedef union EXShortTag
{
 unsigned char  c[2];
 unsigned short s;
} EXShort;

typedef union EXLongTag
{
 unsigned char c[4];
 unsigned long l;
 EXShort       s[2];
} EXLong;


/////////////////////////////////////////////////////////////////////////////

#ifdef _WINDOWS

extern HINSTANCE hInst;

#endif
                                                      
//-----------------------------------------------------//

#ifndef _IN_DRAW

extern int            iResX;
extern int            iResY;
extern BOOL           bKeepRatio;
extern RECT           rRatioRect;
extern BOOL           bOpaquePass;
extern BOOL           bAdvancedBlend;

//extern PFNGLBLENDEQU      glBlendEquationEXTEx;
//extern PFNGLCOLORTABLEEXT glColorTableEXTEx;

extern unsigned char  gl_ux[8];
extern unsigned char  gl_vy[8];
extern OGLVertex      vertex[4];
extern short          sprtY,sprtX,sprtH,sprtW;
#ifdef _WINDOWS
extern HWND           hWWindow;
#endif
extern BOOL           bIsFirstFrame;
extern int            iWinSize;
extern int            iZBufferDepth;
extern GLbitfield     uiBufferBits;
extern int            iUseMask;
extern int            iSetMask;
extern int            iDepthFunc;
extern BOOL           bCheckMask;
extern unsigned short sSetMask;
extern unsigned long  lSetMask;
extern BOOL           bSetClip;
extern GLuint         gTexScanName;

#endif

//-----------------------------------------------------//

#ifndef _IN_SOFT

extern long           GlobalTextAddrX,GlobalTextAddrY,GlobalTextTP;
extern long           GlobalTextREST,GlobalTextABR,GlobalTextPAGE;
extern short          ly0,lx0,ly1,lx1,ly2,lx2,ly3,lx3;
extern short          g_m1;
extern short          g_m2;
extern short          g_m3;
extern short          DrawSemiTrans;

#endif

//-----------------------------------------------------//

#ifndef _IN_PRIMDRAW

extern BOOL          bNeedUploadTest;
extern BOOL          bNeedUploadAfter;
extern BOOL          bTexEnabled;
extern BOOL          bBlendEnable;
extern BOOL          bDrawDither;
extern int           iFilterType; 
extern BOOL          bFullVRam;
extern BOOL          bUseMultiPass;
extern int           iOffscreenDrawing;
extern BOOL          bOldSmoothShaded;
extern BOOL          bUsingTWin;
extern BOOL          bUsingMovie;
extern PSXRect_t     xrMovieArea;
extern PSXRect_t     xrUploadArea;
extern PSXRect_t     xrUploadAreaIL;
extern PSXRect_t     xrUploadAreaRGB24;
extern GLuint        gTexName;
extern BOOL          bDrawNonShaded;
extern BOOL          bDrawMultiPass;
extern GLubyte       ubGloColAlpha;
extern GLubyte       ubGloAlpha;
extern short         sSprite_ux2;
extern short         sSprite_vy2;
extern BOOL          bRenderFrontBuffer;
extern unsigned long ulOLDCOL;
extern unsigned long ulClutID;
extern void (*primTableJ[256])(unsigned char *);
extern void (*primTableSkip[256])(unsigned char *);
extern unsigned short  usMirror;
extern unsigned long dwCfgFixes;
extern unsigned long dwActFixes;
extern unsigned long dwEmuFixes;
extern BOOL          bUseFixes;
extern int           iSpriteTex;
extern int           iDrawnSomething;

extern long drawX;
extern long drawY;
extern long drawW;
extern long drawH;
extern short sxmin;
extern short sxmax;
extern short symin;
extern short symax;

#endif

//-----------------------------------------------------//

#ifndef _IN_TEXTURE

extern unsigned char  ubOpaqueDraw;
extern GLint          giWantedRGBA;
extern GLint          giWantedFMT;
extern GLint          giWantedTYPE;
extern void           (*LoadSubTexFn) (int,int,short,short);
extern long           GlobalTexturePage;
extern unsigned long  (*TCF[]) (unsigned long);
extern unsigned short (*PTCF[]) (unsigned short);
extern unsigned long  (*PalTexturedColourFn) (unsigned long);
extern BOOL           bUseFastMdec;
extern BOOL           bUse15bitMdec;
extern int            iFrameTexType;
extern int            iFrameReadType;
extern int            iClampType;
extern int            iSortTexCnt;
extern BOOL           bFakeFrontBuffer; 
extern GLuint         gTexFrameName;
extern GLuint         gTexBlurName;
extern int            iVRamSize;
extern int            iTexGarbageCollection;
extern int            iFTexA;
extern int            iFTexB;
extern BOOL           bIgnoreNextTile;


#endif

//-----------------------------------------------------//

#ifndef _IN_GPU

extern VRAMLoad_t     VRAMWrite;
extern VRAMLoad_t     VRAMRead;
extern int            iDataWriteMode;
extern int            iDataReadMode;
extern int            iColDepth;
extern BOOL           bChangeRes;
extern BOOL           bWindowMode;
extern char           szDispBuf[];
extern char           szGPUKeys[];
extern PSXDisplay_t   PSXDisplay;
extern PSXDisplay_t   PreviousPSXDisplay;
//extern unsigned long  ulKeybits;
extern TWin_t         TWin;
extern BOOL           bDisplayNotSet;
extern long           lGPUstatusRet;
extern short          imageX0,imageX1;
extern short          imageY0,imageY1;
extern long           lClearOnSwap,lClearOnSwapColor;
extern unsigned char  * psxVub;
extern char    * psxVsb;
extern unsigned short * psxVuw;
extern signed short   * psxVsw;
extern unsigned long  * psxVul;
extern signed long    * psxVsl;
extern GLfloat        gl_z;
extern BOOL           bNeedRGB24Update;
extern BOOL           bChangeWinMode;
extern GLuint         uiScanLine;
extern int            iUseScanLines;
extern long           lSelectedSlot;
extern int            iScanBlend;
extern BOOL           bInitCap;
extern int            iBlurBuffer;
extern int            iLastRGB24;
extern int            iRenderFVR;
extern int            iNoScreenSaver;
extern unsigned long  ulGPUInfoVals[];
extern BOOL           bNeedInterlaceUpdate;
extern BOOL           bNeedWriteUpload;
extern BOOL           bSkipNextFrame;


#ifndef _WINDOWS
extern int bFullScreen;
#endif

#endif

//-----------------------------------------------------//

#ifndef _IN_MENU

//extern unsigned long  dwCoreFlags;
extern GLuint         gTexPicName;
//extern PSXPoint_t     ptCursorPoint[];
//extern unsigned short usCursorActive;

#endif

//-----------------------------------------------------//

#ifndef _IN_CFG

#ifndef _WINDOWS
extern char * pConfigFile;
#endif

#endif

//-----------------------------------------------------//

#ifndef _IN_FPS

extern BOOL           bUseFrameLimit;
extern BOOL           bUseFrameSkip;
extern float          fFrameRate;
extern float          fFrameRateHz;
extern int            iFrameLimit;
extern float          fps_skip;
extern float          fps_cur;

#endif

//-----------------------------------------------------//

typedef struct {
unsigned char r;
unsigned char g;
unsigned char b;
unsigned char a;
} Vec4f;

/**/
typedef struct {
float x;
float y;
float z;
} Vec3f;

typedef struct {
float x;
float y;
} Vec2f;

/*
typedef struct {
int x;
int y;
int z;
} Vec3f;

typedef struct {
int x;
int y;
} Vec2f;
*/

typedef struct {
  Vec3f xyz;
  Vec2f st;
} Vertex;

typedef struct {
  Vec3f xyz;
  Vec2f st;
  Vec4f rgba;
} Vertex2;

#ifndef _IN_KEY

//extern unsigned long  ulKeybits;

#endif

//-----------------------------------------------------//

#ifndef _IN_ZN

extern unsigned long dwGPUVersion;
extern int           iGPUHeight;
extern int           iGPUHeightMask;
extern int           GlobalTextIL;
extern int           iTileCheat;

#endif

#ifdef __cplusplus
}
#endif


#endif

//-----------------------------------------------------//