86aad47b |
1 | /*************************************************************************** |
2 | * Copyright (C) 2010 PCSX4ALL Team * |
3 | * Copyright (C) 2010 Unai * |
4 | * * |
5 | * This program is free software; you can redistribute it and/or modify * |
6 | * it under the terms of the GNU General Public License as published by * |
7 | * the Free Software Foundation; either version 2 of the License, or * |
8 | * (at your option) any later version. * |
9 | * * |
10 | * This program is distributed in the hope that it will be useful, * |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 | * GNU General Public License for more details. * |
14 | * * |
15 | * You should have received a copy of the GNU General Public License * |
16 | * along with this program; if not, write to the * |
17 | * Free Software Foundation, Inc., * |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * |
19 | ***************************************************************************/ |
20 | |
86aad47b |
21 | #include "port.h" |
7c49c8a2 |
22 | #include "gpu.h" |
86aad47b |
23 | #include "profiler.h" |
24 | #include "debug.h" |
25 | |
26 | int skipCount = 2; /* frame skip (0,1,2,3...) */ |
27 | int skCount=0; /* internal frame skip */ |
28 | int linesInterlace = 0; /* internal lines interlace */ |
29 | int linesInterlace_user = 0; /* Lines interlace */ |
30 | |
31 | bool isSkip=false; /* skip frame (info coming from GPU) */ |
32 | bool skipFrame=false; /* skip frame (according to frame skip) */ |
33 | bool alt_fps = false; /* Alternative FPS algorithm */ |
34 | bool show_fps = false; /* Show FPS statistics */ |
35 | |
36 | bool isPAL=false; /* PAL video timing */ |
37 | bool progressInterlace_flag = false; /* Progressive interlace flag */ |
38 | bool progressInterlace = false; /* Progressive interlace option*/ |
39 | bool frameLimit = false; /* frames to wait */ |
40 | bool light = true; /* lighting */ |
41 | bool blend = true; /* blending */ |
42 | |
e7267688 |
43 | bool fb_dirty = false; |
44 | |
86aad47b |
45 | bool enableAbbeyHack = false; /* Abe's Odyssey hack */ |
46 | u8 BLEND_MODE; |
47 | u8 TEXT_MODE; |
48 | u8 Masking; |
49 | |
50 | u16 PixelMSB; |
51 | u16 PixelData; |
52 | |
53 | /////////////////////////////////////////////////////////////////////////////// |
54 | // GPU Global data |
55 | /////////////////////////////////////////////////////////////////////////////// |
56 | |
57 | /////////////////////////////////////////////////////////////////////////////// |
58 | // Dma Transfers info |
59 | s32 px,py; |
60 | s32 x_end,y_end; |
61 | u16* pvram; |
62 | |
63 | u32 FrameToRead; |
64 | u32 FrameToWrite; |
65 | |
66 | u32 GP0; |
67 | s32 PacketCount; |
68 | s32 PacketIndex; |
69 | |
70 | /////////////////////////////////////////////////////////////////////////////// |
71 | // Display status |
72 | u32 DisplayArea [6]; |
73 | |
74 | /////////////////////////////////////////////////////////////////////////////// |
75 | // Rasterizer status |
76 | u32 TextureWindow [4]; |
77 | u32 DrawingArea [4]; |
78 | u32 DrawingOffset [2]; |
79 | |
80 | /////////////////////////////////////////////////////////////////////////////// |
81 | // Rasterizer status |
82 | |
83 | u16* TBA; |
84 | u16* CBA; |
85 | |
86 | /////////////////////////////////////////////////////////////////////////////// |
87 | // Inner Loops |
88 | s32 u4, du4; |
89 | s32 v4, dv4; |
90 | s32 r4, dr4; |
91 | s32 g4, dg4; |
92 | s32 b4, db4; |
93 | u32 lInc; |
94 | u32 tInc, tMsk; |
95 | |
96 | GPUPacket PacketBuffer; |
7c49c8a2 |
97 | u16 GPU_FrameBuffer[FRAME_BUFFER_SIZE/2] __attribute__((aligned(16))); // FRAME_BUFFER_SIZE is defined in bytes |
86aad47b |
98 | u32 GPU_GP1; |
99 | |
100 | /////////////////////////////////////////////////////////////////////////////// |
101 | // Inner loop driver instanciation file |
102 | #include "gpu_inner.h" |
103 | |
104 | /////////////////////////////////////////////////////////////////////////////// |
105 | // GPU Raster Macros |
106 | #define GPU_RGB16(rgb) ((((rgb)&0xF80000)>>9)|(((rgb)&0xF800)>>6)|(((rgb)&0xF8)>>3)) |
107 | |
108 | #define GPU_EXPANDSIGN_POLY(x) (((s32)(x)<<20)>>20) |
109 | //#define GPU_EXPANDSIGN_POLY(x) (((s32)(x)<<21)>>21) |
110 | #define GPU_EXPANDSIGN_SPRT(x) (((s32)(x)<<21)>>21) |
111 | |
112 | //#define GPU_TESTRANGE(x) { if((u32)(x+1024) > 2047) return; } |
113 | #define GPU_TESTRANGE(x) { if ((x<-1023) || (x>1023)) return; } |
114 | |
115 | #define GPU_SWAP(a,b,t) {(t)=(a);(a)=(b);(b)=(t);} |
116 | |
117 | /////////////////////////////////////////////////////////////////////////////// |
118 | // GPU internal image drawing functions |
119 | #include "gpu_raster_image.h" |
120 | |
121 | /////////////////////////////////////////////////////////////////////////////// |
122 | // GPU internal line drawing functions |
123 | #include "gpu_raster_line.h" |
124 | |
125 | /////////////////////////////////////////////////////////////////////////////// |
126 | // GPU internal polygon drawing functions |
127 | #include "gpu_raster_polygon.h" |
128 | |
129 | /////////////////////////////////////////////////////////////////////////////// |
130 | // GPU internal sprite drawing functions |
131 | #include "gpu_raster_sprite.h" |
132 | |
133 | /////////////////////////////////////////////////////////////////////////////// |
134 | // GPU command buffer execution/store |
135 | #include "gpu_command.h" |
136 | |
137 | /////////////////////////////////////////////////////////////////////////////// |
138 | INLINE void gpuReset(void) |
139 | { |
140 | GPU_GP1 = 0x14802000; |
141 | TextureWindow[0] = 0; |
142 | TextureWindow[1] = 0; |
143 | TextureWindow[2] = 255; |
144 | TextureWindow[3] = 255; |
145 | DrawingArea[2] = 256; |
146 | DrawingArea[3] = 240; |
147 | DisplayArea[2] = 256; |
148 | DisplayArea[3] = 240; |
149 | DisplayArea[5] = 240; |
150 | } |
151 | |
152 | /////////////////////////////////////////////////////////////////////////////// |
153 | bool GPU_init(void) |
154 | { |
155 | gpuReset(); |
156 | |
157 | // s_invTable |
158 | for(int i=1;i<=(1<<TABLE_BITS);++i) |
159 | { |
160 | double v = 1.0 / double(i); |
161 | #ifdef GPU_TABLE_10_BITS |
162 | v *= double(0xffffffff>>1); |
163 | #else |
164 | v *= double(0x80000000); |
165 | #endif |
166 | s_invTable[i-1]=s32(v); |
167 | } |
168 | return (0); |
169 | } |
170 | |
171 | /////////////////////////////////////////////////////////////////////////////// |
172 | void GPU_shutdown(void) |
173 | { |
174 | } |
175 | |
176 | /////////////////////////////////////////////////////////////////////////////// |
177 | long GPU_freeze(unsigned int bWrite, GPUFreeze_t* p2) |
178 | { |
179 | if (!p2) return (0); |
180 | if (p2->Version != 1) return (0); |
181 | |
182 | if (bWrite) |
183 | { |
184 | p2->GPU_gp1 = GPU_GP1; |
185 | memcpy(p2->FrameBuffer, (u16*)GPU_FrameBuffer, FRAME_BUFFER_SIZE); |
186 | return (1); |
187 | } |
188 | else |
189 | { |
190 | GPU_GP1 = p2->GPU_gp1; |
191 | memcpy((u16*)GPU_FrameBuffer, p2->FrameBuffer, FRAME_BUFFER_SIZE); |
192 | return (1); |
193 | } |
194 | return (0); |
195 | } |
196 | |
197 | /////////////////////////////////////////////////////////////////////////////// |
198 | // GPU DMA comunication |
199 | |
200 | /////////////////////////////////////////////////////////////////////////////// |
201 | u8 PacketSize[256] = |
202 | { |
203 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0-15 |
204 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 16-31 |
205 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 32-47 |
206 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 48-63 |
207 | 2, 2, 2, 2, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 3, 3, // 64-79 |
208 | 3, 3, 3, 3, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, // 80-95 |
209 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 2, 2, 2, 2, // 96-111 |
210 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 112-127 |
211 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 128- |
212 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 144 |
213 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 160 |
214 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
215 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
216 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
217 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
218 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // |
219 | }; |
220 | |
221 | /////////////////////////////////////////////////////////////////////////////// |
222 | INLINE void gpuSendPacket() |
223 | { |
224 | #ifdef DEBUG_ANALYSIS |
225 | dbg_anacnt_GPU_sendPacket++; |
226 | #endif |
227 | gpuSendPacketFunction(PacketBuffer.U4[0]>>24); |
228 | } |
229 | |
230 | /////////////////////////////////////////////////////////////////////////////// |
231 | INLINE void gpuCheckPacket(u32 uData) |
232 | { |
233 | if (PacketCount) |
234 | { |
235 | PacketBuffer.U4[PacketIndex++] = uData; |
236 | --PacketCount; |
237 | } |
238 | else |
239 | { |
240 | PacketBuffer.U4[0] = uData; |
241 | PacketCount = PacketSize[uData >> 24]; |
242 | PacketIndex = 1; |
243 | } |
244 | if (!PacketCount) gpuSendPacket(); |
245 | } |
246 | |
247 | /////////////////////////////////////////////////////////////////////////////// |
248 | void GPU_writeDataMem(u32* dmaAddress, s32 dmaCount) |
249 | { |
250 | #ifdef DEBUG_ANALYSIS |
251 | dbg_anacnt_GPU_writeDataMem++; |
252 | #endif |
253 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
254 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
255 | u32 data; |
256 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
257 | GPU_GP1 &= ~0x14000000; |
258 | |
259 | while (dmaCount) |
260 | { |
261 | if (FrameToWrite) |
262 | { |
263 | while (dmaCount--) |
264 | { |
265 | data = *dmaAddress++; |
266 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
267 | pvram[px] = data; |
268 | if (++px>=x_end) |
269 | { |
270 | px = 0; |
271 | pvram += 1024; |
272 | if (++py>=y_end) |
273 | { |
274 | FrameToWrite = 0; |
275 | GPU_GP1 &= ~0x08000000; |
276 | break; |
277 | } |
278 | } |
279 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
280 | pvram[px] = data>>16; |
281 | if (++px>=x_end) |
282 | { |
283 | px = 0; |
284 | pvram += 1024; |
285 | if (++py>=y_end) |
286 | { |
287 | FrameToWrite = 0; |
288 | GPU_GP1 &= ~0x08000000; |
289 | break; |
290 | } |
291 | } |
292 | } |
293 | } |
294 | else |
295 | { |
296 | data = *dmaAddress++; |
297 | dmaCount--; |
298 | gpuCheckPacket(data); |
299 | } |
300 | } |
301 | |
302 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
e7267688 |
303 | fb_dirty = true; |
86aad47b |
304 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
305 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
306 | } |
307 | |
308 | u32 *lUsedAddr[3]; |
309 | INLINE int CheckForEndlessLoop(u32 *laddr) |
310 | { |
311 | if(laddr==lUsedAddr[1]) return 1; |
312 | if(laddr==lUsedAddr[2]) return 1; |
313 | |
314 | if(laddr<lUsedAddr[0]) lUsedAddr[1]=laddr; |
315 | else lUsedAddr[2]=laddr; |
316 | lUsedAddr[0]=laddr; |
317 | return 0; |
318 | } |
319 | |
320 | /////////////////////////////////////////////////////////////////////////////// |
321 | void GPU_dmaChain(u32* baseAddr, u32 dmaVAddr) |
322 | { |
323 | #ifdef DEBUG_ANALYSIS |
324 | dbg_anacnt_GPU_dmaChain++; |
325 | #endif |
326 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
327 | u32 data, *address, count, offset; |
328 | unsigned int DMACommandCounter = 0; |
329 | |
330 | GPU_GP1 &= ~0x14000000; |
331 | lUsedAddr[0]=lUsedAddr[1]=lUsedAddr[2]=(u32*)0x1fffff; |
332 | dmaVAddr &= 0x001FFFFF; |
333 | while (dmaVAddr != 0x1FFFFF) |
334 | { |
335 | address = (baseAddr + (dmaVAddr >> 2)); |
336 | if(DMACommandCounter++ > 2000000) break; |
337 | if(CheckForEndlessLoop(address)) break; |
338 | data = *address++; |
339 | count = (data >> 24); |
340 | offset = data & 0x001FFFFF; |
341 | if (dmaVAddr != offset) dmaVAddr = offset; |
342 | else dmaVAddr = 0x1FFFFF; |
343 | |
344 | if(count>0) GPU_writeDataMem(address,count); |
345 | } |
346 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
347 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
348 | } |
349 | |
350 | /////////////////////////////////////////////////////////////////////////////// |
351 | void GPU_writeData(u32 data) |
352 | { |
353 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
354 | #ifdef DEBUG_ANALYSIS |
355 | dbg_anacnt_GPU_writeData++; |
356 | #endif |
357 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
358 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
359 | GPU_GP1 &= ~0x14000000; |
360 | |
361 | if (FrameToWrite) |
362 | { |
363 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
364 | pvram[px]=(u16)data; |
365 | if (++px>=x_end) |
366 | { |
367 | px = 0; |
368 | pvram += 1024; |
369 | if (++py>=y_end) |
370 | { |
371 | FrameToWrite = 0; |
372 | GPU_GP1 &= ~0x08000000; |
373 | } |
374 | } |
375 | if (FrameToWrite) |
376 | { |
377 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
378 | pvram[px]=data>>16; |
379 | if (++px>=x_end) |
380 | { |
381 | px = 0; |
382 | pvram += 1024; |
383 | if (++py>=y_end) |
384 | { |
385 | FrameToWrite = 0; |
386 | GPU_GP1 &= ~0x08000000; |
387 | } |
388 | } |
389 | } |
390 | } |
391 | else |
392 | { |
393 | gpuCheckPacket(data); |
394 | } |
395 | GPU_GP1 |= 0x14000000; |
e7267688 |
396 | fb_dirty = true; |
86aad47b |
397 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
398 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
399 | |
400 | } |
401 | |
402 | |
403 | /////////////////////////////////////////////////////////////////////////////// |
404 | void GPU_readDataMem(u32* dmaAddress, s32 dmaCount) |
405 | { |
406 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
407 | #ifdef DEBUG_ANALYSIS |
408 | dbg_anacnt_GPU_readDataMem++; |
409 | #endif |
410 | if(!FrameToRead) return; |
411 | |
412 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
413 | GPU_GP1 &= ~0x14000000; |
414 | do |
415 | { |
416 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
417 | // lower 16 bit |
418 | u32 data = (unsigned long)pvram[px]; |
419 | |
420 | if (++px>=x_end) |
421 | { |
422 | px = 0; |
423 | pvram += 1024; |
424 | } |
425 | |
426 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
427 | // higher 16 bit (always, even if it's an odd width) |
428 | data |= (unsigned long)(pvram[px])<<16; |
429 | |
430 | *dmaAddress++ = data; |
431 | |
432 | if (++px>=x_end) |
433 | { |
434 | px = 0; |
435 | pvram += 1024; |
436 | if (++py>=y_end) |
437 | { |
438 | FrameToRead = 0; |
439 | GPU_GP1 &= ~0x08000000; |
440 | break; |
441 | } |
442 | } |
443 | } while (--dmaCount); |
444 | |
445 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
446 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
447 | } |
448 | |
449 | |
450 | |
451 | /////////////////////////////////////////////////////////////////////////////// |
452 | u32 GPU_readData(void) |
453 | { |
454 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
455 | #ifdef DEBUG_ANALYSIS |
456 | dbg_anacnt_GPU_readData++; |
457 | #endif |
458 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
459 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
460 | GPU_GP1 &= ~0x14000000; |
461 | if (FrameToRead) |
462 | { |
463 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
464 | GP0 = pvram[px]; |
465 | if (++px>=x_end) |
466 | { |
467 | px = 0; |
468 | pvram += 1024; |
469 | if (++py>=y_end) |
470 | { |
471 | FrameToRead = 0; |
472 | GPU_GP1 &= ~0x08000000; |
473 | } |
474 | } |
475 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
476 | GP0 |= pvram[px]<<16; |
477 | if (++px>=x_end) |
478 | { |
479 | px = 0; |
480 | pvram +=1024; |
481 | if (++py>=y_end) |
482 | { |
483 | FrameToRead = 0; |
484 | GPU_GP1 &= ~0x08000000; |
485 | } |
486 | } |
487 | |
488 | } |
489 | GPU_GP1 |= 0x14000000; |
490 | |
491 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
492 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
493 | return (GP0); |
494 | } |
495 | |
496 | /////////////////////////////////////////////////////////////////////////////// |
497 | u32 GPU_readStatus(void) |
498 | { |
499 | #ifdef DEBUG_ANALYSIS |
500 | dbg_anacnt_GPU_readStatus++; |
501 | #endif |
502 | return GPU_GP1; |
503 | } |
504 | |
505 | /////////////////////////////////////////////////////////////////////////////// |
506 | void GPU_writeStatus(u32 data) |
507 | { |
508 | #ifdef DEBUG_ANALYSIS |
509 | dbg_anacnt_GPU_writeStatus++; |
510 | #endif |
511 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
512 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
513 | switch (data >> 24) { |
514 | case 0x00: |
515 | gpuReset(); |
516 | break; |
517 | case 0x01: |
518 | GPU_GP1 &= ~0x08000000; |
519 | PacketCount = FrameToRead = FrameToWrite = 0; |
520 | break; |
521 | case 0x02: |
522 | GPU_GP1 &= ~0x08000000; |
523 | PacketCount = FrameToRead = FrameToWrite = 0; |
524 | break; |
525 | case 0x03: |
526 | GPU_GP1 = (GPU_GP1 & ~0x00800000) | ((data & 1) << 23); |
527 | break; |
528 | case 0x04: |
529 | if (data == 0x04000000) |
530 | PacketCount = 0; |
531 | GPU_GP1 = (GPU_GP1 & ~0x60000000) | ((data & 3) << 29); |
532 | break; |
533 | case 0x05: |
534 | DisplayArea[0] = (data & 0x000003FF); //(short)(data & 0x3ff); |
535 | DisplayArea[1] = ((data & 0x0007FC00)>>10); //(data & 0x000FFC00) >> 10; //(short)((data>>10)&0x1ff); |
e7267688 |
536 | fb_dirty = true; |
86aad47b |
537 | break; |
538 | case 0x07: |
539 | DisplayArea[4] = data & 0x000003FF; //(short)(data & 0x3ff); |
540 | DisplayArea[5] = (data & 0x000FFC00) >> 10; //(short)((data>>10) & 0x3ff); |
e7267688 |
541 | fb_dirty = true; |
86aad47b |
542 | break; |
543 | case 0x08: |
544 | { |
545 | GPU_GP1 = (GPU_GP1 & ~0x007F0000) | ((data & 0x3F) << 17) | ((data & 0x40) << 10); |
546 | static u32 HorizontalResolution[8] = { 256, 368, 320, 384, 512, 512, 640, 640 }; |
547 | DisplayArea[2] = HorizontalResolution[(GPU_GP1 >> 16) & 7]; |
548 | static u32 VerticalResolution[4] = { 240, 480, 256, 480 }; |
549 | DisplayArea[3] = VerticalResolution[(GPU_GP1 >> 19) & 3]; |
550 | isPAL = (data & 0x08) ? true : false; // if 1 - PAL mode, else NTSC |
551 | } |
e7267688 |
552 | fb_dirty = true; |
86aad47b |
553 | break; |
554 | case 0x10: |
555 | switch (data & 0xffff) { |
556 | case 0: |
557 | case 1: |
558 | case 3: |
559 | GP0 = (DrawingArea[1] << 10) | DrawingArea[0]; |
560 | break; |
561 | case 4: |
562 | GP0 = ((DrawingArea[3]-1) << 10) | (DrawingArea[2]-1); |
563 | break; |
564 | case 6: |
565 | case 5: |
566 | GP0 = (DrawingOffset[1] << 11) | DrawingOffset[0]; |
567 | break; |
568 | case 7: |
569 | GP0 = 2; |
570 | break; |
571 | default: |
572 | GP0 = 0; |
573 | } |
574 | break; |
575 | } |
576 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
577 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
578 | } |
579 | |
7c49c8a2 |
580 | #ifndef REARMED |
581 | |
86aad47b |
582 | // Blitting functions |
583 | #include "gpu_blit.h" |
584 | |
585 | INLINE void gpuVideoOutput(void) |
586 | { |
587 | static s16 old_res_horz, old_res_vert, old_rgb24; |
588 | s16 h0, x0, y0, w0, h1; |
589 | |
590 | x0 = DisplayArea[0]; |
591 | y0 = DisplayArea[1]; |
592 | |
593 | w0 = DisplayArea[2]; |
594 | h0 = DisplayArea[3]; // video mode |
595 | |
596 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
597 | if (h0 == 480) h1 = Min2(h1*2,480); |
598 | |
599 | u16* dest_screen16 = SCREEN; |
600 | u16* src_screen16 = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
601 | u32 isRGB24 = (GPU_GP1 & 0x00200000 ? 32 : 0); |
602 | |
603 | /* Clear the screen if resolution changed to prevent interlacing and clipping to clash */ |
604 | if( (w0 != old_res_horz || h1 != old_res_vert || (s16)isRGB24 != old_rgb24) ) |
605 | { |
606 | // Update old resolution |
607 | old_res_horz = w0; |
608 | old_res_vert = h1; |
609 | old_rgb24 = (s16)isRGB24; |
610 | // Finally, clear the screen for this special case |
611 | video_clear(); |
612 | } |
613 | |
614 | // Height centering |
615 | int sizeShift = 1; |
616 | if(h0==256) h0 = 240; else if(h0==480) sizeShift = 2; |
617 | if(h1>h0) { src_screen16 += ((h1-h0)>>sizeShift)*1024; h1 = h0; } |
618 | else if(h1<h0) dest_screen16 += ((h0-h1)>>sizeShift)*VIDEO_WIDTH; |
619 | |
620 | /* Main blitter */ |
621 | int incY = (h0==480) ? 2 : 1; |
622 | h0=(h0==480 ? 2048 : 1024); |
623 | |
624 | if (!progressInterlace) |
625 | { |
626 | const int li=linesInterlace; |
627 | switch ( w0 ) |
628 | { |
629 | case 256: |
630 | for(int y1=y0+h1; y0<y1; y0+=incY) |
631 | { |
632 | if( 0 == (y0&li) ) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
633 | dest_screen16 += VIDEO_WIDTH; |
634 | src_screen16 += h0; |
635 | } |
636 | break; |
637 | case 368: |
638 | for(int y1=y0+h1; y0<y1; y0+=incY) |
639 | { |
640 | if( 0 == (y0&li) ) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
641 | dest_screen16 += VIDEO_WIDTH; |
642 | src_screen16 += h0; |
643 | } |
644 | break; |
645 | case 320: |
646 | for(int y1=y0+h1; y0<y1; y0+=incY) |
647 | { |
648 | if( 0 == (y0&li) ) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
649 | dest_screen16 += VIDEO_WIDTH; |
650 | src_screen16 += h0; |
651 | } |
652 | break; |
653 | case 384: |
654 | for(int y1=y0+h1; y0<y1; y0+=incY) |
655 | { |
656 | if( 0 == (y0&li) ) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
657 | dest_screen16 += VIDEO_WIDTH; |
658 | src_screen16 += h0; |
659 | } |
660 | break; |
661 | case 512: |
662 | for(int y1=y0+h1; y0<y1; y0+=incY) |
663 | { |
664 | if( 0 == (y0&li) ) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
665 | dest_screen16 += VIDEO_WIDTH; |
666 | src_screen16 += h0; |
667 | } |
668 | break; |
669 | case 640: |
670 | for(int y1=y0+h1; y0<y1; y0+=incY) |
671 | { |
672 | if( 0 == (y0&li) ) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
673 | dest_screen16 += VIDEO_WIDTH; |
674 | src_screen16 += h0; |
675 | } |
676 | break; |
677 | } |
678 | } |
679 | else |
680 | { |
681 | const int li=linesInterlace; |
682 | bool flag=progressInterlace_flag; /* progressive interlace */ |
683 | switch ( w0 ) |
684 | { |
685 | case 256: |
686 | for(int y1=y0+h1; y0<y1; y0+=incY) |
687 | { |
688 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
689 | dest_screen16 += VIDEO_WIDTH; |
690 | src_screen16 += h0; |
691 | } |
692 | break; |
693 | case 368: |
694 | for(int y1=y0+h1; y0<y1; y0+=incY) |
695 | { |
696 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
697 | dest_screen16 += VIDEO_WIDTH; |
698 | src_screen16 += h0; |
699 | } |
700 | break; |
701 | case 320: |
702 | for(int y1=y0+h1; y0<y1; y0+=incY) |
703 | { |
704 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
705 | dest_screen16 += VIDEO_WIDTH; |
706 | src_screen16 += h0; |
707 | } |
708 | break; |
709 | case 384: |
710 | for(int y1=y0+h1; y0<y1; y0+=incY) |
711 | { |
712 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
713 | dest_screen16 += VIDEO_WIDTH; |
714 | src_screen16 += h0; |
715 | } |
716 | break; |
717 | case 512: |
718 | for(int y1=y0+h1; y0<y1; y0+=incY) |
719 | { |
720 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
721 | dest_screen16 += VIDEO_WIDTH; |
722 | src_screen16 += h0; |
723 | } |
724 | break; |
725 | case 640: |
726 | for(int y1=y0+h1; y0<y1; y0+=incY) |
727 | { |
728 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
729 | dest_screen16 += VIDEO_WIDTH; |
730 | src_screen16 += h0; |
731 | } |
732 | break; |
733 | } |
734 | progressInterlace_flag=!flag; |
735 | } |
736 | video_flip(); |
737 | } |
738 | |
739 | /////////////////////////////////////////////////////////////////////////////// |
740 | void GPU_updateLace(void) |
741 | { |
742 | #ifdef ENABLE_GPU_LOG_SUPPORT |
743 | fprintf(stdout,"GPU_updateLace()\n"); |
744 | #endif |
745 | #ifdef DEBUG_ANALYSIS |
746 | dbg_anacnt_GPU_updateLace++; |
747 | #endif |
748 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
749 | #ifdef PROFILER_PCSX4ALL |
750 | pcsx4all_prof_frames++; |
751 | #endif |
752 | #ifdef DEBUG_FRAME |
753 | if(isdbg_frame()) |
754 | { |
755 | static int passed=0; |
756 | if (!passed) dbg_enable(); |
757 | else pcsx4all_exit(); |
758 | passed++; |
759 | } |
760 | #endif |
761 | |
762 | // Frame skip table |
763 | static const unsigned char skipTable[12][12] = |
764 | { |
765 | { 0,0,0,0,0,0,0,0,0,0,0,0 }, |
766 | { 0,0,0,0,0,0,0,0,0,0,0,1 }, |
767 | { 0,0,0,0,0,1,0,0,0,0,0,1 }, |
768 | { 0,0,0,1,0,0,0,1,0,0,0,1 }, |
769 | { 0,0,1,0,0,1,0,0,1,0,0,1 }, |
770 | { 0,1,0,0,1,0,1,0,0,1,0,1 }, |
771 | { 0,1,0,1,0,1,0,1,0,1,0,1 }, |
772 | { 0,1,0,1,1,0,1,0,1,1,0,1 }, |
773 | { 0,1,1,0,1,1,0,1,1,0,1,1 }, |
774 | { 0,1,1,1,0,1,1,1,0,1,1,1 }, |
775 | { 0,1,1,1,1,1,0,1,1,1,1,1 }, |
776 | { 0,1,1,1,1,1,1,1,1,1,1,1 } |
777 | }; |
778 | |
779 | // Interlace bit toggle |
780 | GPU_GP1 ^= 0x80000000; |
781 | |
782 | // Update display |
783 | if ((!skipFrame) && (!isSkip) && (!(((GPU_GP1&0x08000000))||((GPU_GP1&0x00800000))))) |
784 | { |
785 | gpuVideoOutput(); // Display updated |
786 | |
787 | if (DisplayArea[3] == 480) |
788 | { |
789 | if (linesInterlace_user) linesInterlace = 3; // 1/4 of lines |
790 | else linesInterlace = 1; // if 480 we only need half of lines |
791 | } |
792 | else if (linesInterlace != linesInterlace_user) |
793 | { |
794 | linesInterlace = linesInterlace_user; // resolution changed from 480 to lower one |
795 | video_clear(); |
796 | } |
797 | |
798 | // Limit FPS |
799 | if (frameLimit) |
800 | { |
801 | static unsigned next=get_ticks(); |
802 | unsigned now=get_ticks(); |
803 | if (!skipFrame) |
804 | { |
805 | if (now<next) wait_ticks(next-now); |
806 | } |
807 | next+=(isPAL?(1000000/50):((unsigned)(1000000.0/59.94))); |
808 | } |
809 | } |
810 | |
811 | // Show FPS statistics |
812 | if (show_fps) |
813 | { |
814 | static u32 real_fps=0; |
815 | static u32 prev=get_ticks(); |
816 | static char msg[24]="FPS=000/00 SPD=000%"; |
817 | u32 now=get_ticks(); |
818 | real_fps++; |
819 | if ((now-prev)>=1000000) |
820 | { |
821 | u32 expected_fps=(isPAL?50:60); |
822 | sprintf(msg,"FPS=%3d/%2d SPD=%3d%%",((real_fps*(12-skipCount))/12),((expected_fps*(12-skipCount))/12),((real_fps*100)/expected_fps)); |
823 | prev=now; |
824 | real_fps=0; |
825 | } |
826 | port_printf(5,5,msg); |
827 | } |
828 | |
829 | // Update frame-skip |
830 | if (!alt_fps) |
831 | { |
832 | // Video frame-skip |
833 | skipFrame=skipTable[skipCount][skCount]; |
834 | skCount--; if (skCount<0) skCount=11; |
835 | isSkip=skipFrame; |
836 | } |
837 | else |
838 | { |
839 | // Game frame-skip |
840 | if (!isSkip) |
841 | { |
842 | skipFrame=skipTable[skipCount][skCount]; |
843 | skCount--; if (skCount<0) skCount=11; |
844 | isSkip=true; |
845 | } |
846 | } |
847 | |
848 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
849 | } |
7c49c8a2 |
850 | |
851 | #else |
852 | |
853 | #include "../../frontend/plugin_lib.h" |
854 | |
855 | extern "C" { |
856 | |
857 | extern void bgr555_to_rgb565(void *dst, void *src, int bytes); |
858 | extern void bgr888_to_rgb888(void *dst, void *src, int bytes); |
859 | static const struct rearmed_cbs *cbs; |
860 | static void *screen_buf; |
861 | |
862 | static void blit(void) |
863 | { |
864 | static s16 old_res_horz, old_res_vert, old_rgb24; |
865 | s16 isRGB24 = (GPU_GP1 & 0x00200000) ? 1 : 0; |
866 | s16 h0, x0, y0, w0, h1; |
867 | u8 *dest = (u8 *)screen_buf; |
868 | u16 *srcs; |
869 | |
870 | x0 = DisplayArea[0] & ~3; // alignment needed by blitter |
871 | y0 = DisplayArea[1]; |
872 | srcs = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
873 | |
874 | w0 = DisplayArea[2]; |
875 | h0 = DisplayArea[3]; // video mode |
876 | |
877 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
878 | if (h0 == 480) h1 = Min2(h1*2,480); |
879 | |
880 | if (w0 != old_res_horz || h1 != old_res_vert || isRGB24 != old_rgb24) |
881 | { |
882 | old_res_horz = w0; |
883 | old_res_vert = h1; |
884 | old_rgb24 = (s16)isRGB24; |
885 | cbs->pl_fbdev_set_mode(w0, h1, isRGB24 ? 24 : 16); |
886 | } |
887 | |
888 | if (isRGB24) |
889 | { |
890 | for (; h1-- > 0; dest += w0 * 3, srcs += 1024) |
891 | { |
892 | bgr888_to_rgb888(dest, srcs, w0 * 3); |
893 | } |
894 | } |
895 | else |
896 | { |
897 | for (; h1-- > 0; dest += w0 * 2, srcs += 1024) |
898 | { |
899 | bgr555_to_rgb565(dest, srcs, w0 * 2); |
900 | } |
901 | } |
902 | |
903 | screen_buf = cbs->pl_fbdev_flip(); |
904 | } |
905 | |
906 | void GPU_updateLace(void) |
907 | { |
908 | // Interlace bit toggle |
909 | GPU_GP1 ^= 0x80000000; |
910 | |
e7267688 |
911 | if (!fb_dirty || (GPU_GP1&0x08800000)) |
912 | return; |
913 | |
78d78c3b |
914 | if (!isSkip) { |
915 | blit(); |
916 | |
917 | fb_dirty = false; |
918 | if (*cbs->fskip_option) |
919 | isSkip = true; |
920 | } |
921 | else |
922 | isSkip = false; |
7c49c8a2 |
923 | } |
924 | |
925 | long GPUopen(unsigned long *, char *, char *) |
926 | { |
927 | cbs->pl_fbdev_open(); |
928 | screen_buf = cbs->pl_fbdev_flip(); |
929 | return 0; |
930 | } |
931 | |
932 | long GPUclose(void) |
933 | { |
934 | cbs->pl_fbdev_close(); |
935 | return 0; |
936 | } |
937 | |
938 | long GPUfreeze(unsigned int ulGetFreezeData, GPUFreeze_t* p2) |
939 | { |
940 | if (ulGetFreezeData > 1) |
941 | return 0; |
942 | |
943 | return GPU_freeze(ulGetFreezeData, p2); |
944 | } |
945 | |
946 | void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_) |
947 | { |
948 | cbs = cbs_; |
949 | } |
950 | |
951 | } /* extern "C" */ |
952 | |
953 | #endif |