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; |
ad6b70be |
185 | memset(p2->Control, 0, sizeof(p2->Control)); |
186 | p2->Control[5] = DisplayArea[0] | (DisplayArea[1] << 10); |
187 | p2->Control[7] = DisplayArea[4] | (DisplayArea[5] << 10); |
188 | p2->Control[8] = ((GPU_GP1 >> 17) & 0x3f) | ((GPU_GP1 >> 10) & 0x40); |
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189 | memcpy(p2->FrameBuffer, (u16*)GPU_FrameBuffer, FRAME_BUFFER_SIZE); |
190 | return (1); |
191 | } |
192 | else |
193 | { |
194 | GPU_GP1 = p2->GPU_gp1; |
195 | memcpy((u16*)GPU_FrameBuffer, p2->FrameBuffer, FRAME_BUFFER_SIZE); |
ad6b70be |
196 | GPU_writeStatus((5 << 24) | p2->Control[5]); |
197 | GPU_writeStatus((7 << 24) | p2->Control[7]); |
198 | GPU_writeStatus((8 << 24) | p2->Control[8]); |
199 | gpuSetTexture(GPU_GP1); |
86aad47b |
200 | return (1); |
201 | } |
202 | return (0); |
203 | } |
204 | |
205 | /////////////////////////////////////////////////////////////////////////////// |
206 | // GPU DMA comunication |
207 | |
208 | /////////////////////////////////////////////////////////////////////////////// |
209 | u8 PacketSize[256] = |
210 | { |
211 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0-15 |
212 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 16-31 |
213 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 32-47 |
214 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 48-63 |
215 | 2, 2, 2, 2, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 3, 3, // 64-79 |
216 | 3, 3, 3, 3, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, // 80-95 |
217 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 2, 2, 2, 2, // 96-111 |
218 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 112-127 |
219 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 128- |
220 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 144 |
221 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 160 |
222 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
223 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
224 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
225 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
226 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // |
227 | }; |
228 | |
229 | /////////////////////////////////////////////////////////////////////////////// |
230 | INLINE void gpuSendPacket() |
231 | { |
232 | #ifdef DEBUG_ANALYSIS |
233 | dbg_anacnt_GPU_sendPacket++; |
234 | #endif |
235 | gpuSendPacketFunction(PacketBuffer.U4[0]>>24); |
236 | } |
237 | |
238 | /////////////////////////////////////////////////////////////////////////////// |
239 | INLINE void gpuCheckPacket(u32 uData) |
240 | { |
241 | if (PacketCount) |
242 | { |
243 | PacketBuffer.U4[PacketIndex++] = uData; |
244 | --PacketCount; |
245 | } |
246 | else |
247 | { |
248 | PacketBuffer.U4[0] = uData; |
249 | PacketCount = PacketSize[uData >> 24]; |
250 | PacketIndex = 1; |
251 | } |
252 | if (!PacketCount) gpuSendPacket(); |
253 | } |
254 | |
255 | /////////////////////////////////////////////////////////////////////////////// |
256 | void GPU_writeDataMem(u32* dmaAddress, s32 dmaCount) |
257 | { |
258 | #ifdef DEBUG_ANALYSIS |
259 | dbg_anacnt_GPU_writeDataMem++; |
260 | #endif |
261 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
262 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
263 | u32 data; |
264 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
265 | GPU_GP1 &= ~0x14000000; |
266 | |
267 | while (dmaCount) |
268 | { |
269 | if (FrameToWrite) |
270 | { |
271 | while (dmaCount--) |
272 | { |
273 | data = *dmaAddress++; |
274 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
275 | pvram[px] = data; |
276 | if (++px>=x_end) |
277 | { |
278 | px = 0; |
279 | pvram += 1024; |
280 | if (++py>=y_end) |
281 | { |
282 | FrameToWrite = 0; |
283 | GPU_GP1 &= ~0x08000000; |
284 | break; |
285 | } |
286 | } |
287 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
288 | pvram[px] = data>>16; |
289 | if (++px>=x_end) |
290 | { |
291 | px = 0; |
292 | pvram += 1024; |
293 | if (++py>=y_end) |
294 | { |
295 | FrameToWrite = 0; |
296 | GPU_GP1 &= ~0x08000000; |
297 | break; |
298 | } |
299 | } |
300 | } |
301 | } |
302 | else |
303 | { |
304 | data = *dmaAddress++; |
305 | dmaCount--; |
306 | gpuCheckPacket(data); |
307 | } |
308 | } |
309 | |
310 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
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311 | fb_dirty = true; |
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312 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
313 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
314 | } |
315 | |
316 | u32 *lUsedAddr[3]; |
317 | INLINE int CheckForEndlessLoop(u32 *laddr) |
318 | { |
319 | if(laddr==lUsedAddr[1]) return 1; |
320 | if(laddr==lUsedAddr[2]) return 1; |
321 | |
322 | if(laddr<lUsedAddr[0]) lUsedAddr[1]=laddr; |
323 | else lUsedAddr[2]=laddr; |
324 | lUsedAddr[0]=laddr; |
325 | return 0; |
326 | } |
327 | |
328 | /////////////////////////////////////////////////////////////////////////////// |
329 | void GPU_dmaChain(u32* baseAddr, u32 dmaVAddr) |
330 | { |
331 | #ifdef DEBUG_ANALYSIS |
332 | dbg_anacnt_GPU_dmaChain++; |
333 | #endif |
334 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
335 | u32 data, *address, count, offset; |
336 | unsigned int DMACommandCounter = 0; |
337 | |
338 | GPU_GP1 &= ~0x14000000; |
339 | lUsedAddr[0]=lUsedAddr[1]=lUsedAddr[2]=(u32*)0x1fffff; |
340 | dmaVAddr &= 0x001FFFFF; |
341 | while (dmaVAddr != 0x1FFFFF) |
342 | { |
343 | address = (baseAddr + (dmaVAddr >> 2)); |
344 | if(DMACommandCounter++ > 2000000) break; |
345 | if(CheckForEndlessLoop(address)) break; |
346 | data = *address++; |
347 | count = (data >> 24); |
348 | offset = data & 0x001FFFFF; |
349 | if (dmaVAddr != offset) dmaVAddr = offset; |
350 | else dmaVAddr = 0x1FFFFF; |
351 | |
352 | if(count>0) GPU_writeDataMem(address,count); |
353 | } |
354 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
355 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
356 | } |
357 | |
358 | /////////////////////////////////////////////////////////////////////////////// |
359 | void GPU_writeData(u32 data) |
360 | { |
361 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
362 | #ifdef DEBUG_ANALYSIS |
363 | dbg_anacnt_GPU_writeData++; |
364 | #endif |
365 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
366 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
367 | GPU_GP1 &= ~0x14000000; |
368 | |
369 | if (FrameToWrite) |
370 | { |
371 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
372 | pvram[px]=(u16)data; |
373 | if (++px>=x_end) |
374 | { |
375 | px = 0; |
376 | pvram += 1024; |
377 | if (++py>=y_end) |
378 | { |
379 | FrameToWrite = 0; |
380 | GPU_GP1 &= ~0x08000000; |
381 | } |
382 | } |
383 | if (FrameToWrite) |
384 | { |
385 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
386 | pvram[px]=data>>16; |
387 | if (++px>=x_end) |
388 | { |
389 | px = 0; |
390 | pvram += 1024; |
391 | if (++py>=y_end) |
392 | { |
393 | FrameToWrite = 0; |
394 | GPU_GP1 &= ~0x08000000; |
395 | } |
396 | } |
397 | } |
398 | } |
399 | else |
400 | { |
401 | gpuCheckPacket(data); |
402 | } |
403 | GPU_GP1 |= 0x14000000; |
e7267688 |
404 | fb_dirty = true; |
86aad47b |
405 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
406 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
407 | |
408 | } |
409 | |
410 | |
411 | /////////////////////////////////////////////////////////////////////////////// |
412 | void GPU_readDataMem(u32* dmaAddress, s32 dmaCount) |
413 | { |
414 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
415 | #ifdef DEBUG_ANALYSIS |
416 | dbg_anacnt_GPU_readDataMem++; |
417 | #endif |
418 | if(!FrameToRead) return; |
419 | |
420 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
421 | GPU_GP1 &= ~0x14000000; |
422 | do |
423 | { |
424 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
425 | // lower 16 bit |
426 | u32 data = (unsigned long)pvram[px]; |
427 | |
428 | if (++px>=x_end) |
429 | { |
430 | px = 0; |
431 | pvram += 1024; |
432 | } |
433 | |
434 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
435 | // higher 16 bit (always, even if it's an odd width) |
436 | data |= (unsigned long)(pvram[px])<<16; |
437 | |
438 | *dmaAddress++ = data; |
439 | |
440 | if (++px>=x_end) |
441 | { |
442 | px = 0; |
443 | pvram += 1024; |
444 | if (++py>=y_end) |
445 | { |
446 | FrameToRead = 0; |
447 | GPU_GP1 &= ~0x08000000; |
448 | break; |
449 | } |
450 | } |
451 | } while (--dmaCount); |
452 | |
453 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
454 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
455 | } |
456 | |
457 | |
458 | |
459 | /////////////////////////////////////////////////////////////////////////////// |
460 | u32 GPU_readData(void) |
461 | { |
462 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
463 | #ifdef DEBUG_ANALYSIS |
464 | dbg_anacnt_GPU_readData++; |
465 | #endif |
466 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
467 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
468 | GPU_GP1 &= ~0x14000000; |
469 | if (FrameToRead) |
470 | { |
471 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
472 | GP0 = pvram[px]; |
473 | if (++px>=x_end) |
474 | { |
475 | px = 0; |
476 | pvram += 1024; |
477 | if (++py>=y_end) |
478 | { |
479 | FrameToRead = 0; |
480 | GPU_GP1 &= ~0x08000000; |
481 | } |
482 | } |
483 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
484 | GP0 |= pvram[px]<<16; |
485 | if (++px>=x_end) |
486 | { |
487 | px = 0; |
488 | pvram +=1024; |
489 | if (++py>=y_end) |
490 | { |
491 | FrameToRead = 0; |
492 | GPU_GP1 &= ~0x08000000; |
493 | } |
494 | } |
495 | |
496 | } |
497 | GPU_GP1 |= 0x14000000; |
498 | |
499 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
500 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
501 | return (GP0); |
502 | } |
503 | |
504 | /////////////////////////////////////////////////////////////////////////////// |
505 | u32 GPU_readStatus(void) |
506 | { |
507 | #ifdef DEBUG_ANALYSIS |
508 | dbg_anacnt_GPU_readStatus++; |
509 | #endif |
510 | return GPU_GP1; |
511 | } |
512 | |
513 | /////////////////////////////////////////////////////////////////////////////// |
514 | void GPU_writeStatus(u32 data) |
515 | { |
516 | #ifdef DEBUG_ANALYSIS |
517 | dbg_anacnt_GPU_writeStatus++; |
518 | #endif |
519 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
520 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
521 | switch (data >> 24) { |
522 | case 0x00: |
523 | gpuReset(); |
524 | break; |
525 | case 0x01: |
526 | GPU_GP1 &= ~0x08000000; |
527 | PacketCount = FrameToRead = FrameToWrite = 0; |
528 | break; |
529 | case 0x02: |
530 | GPU_GP1 &= ~0x08000000; |
531 | PacketCount = FrameToRead = FrameToWrite = 0; |
532 | break; |
533 | case 0x03: |
534 | GPU_GP1 = (GPU_GP1 & ~0x00800000) | ((data & 1) << 23); |
535 | break; |
536 | case 0x04: |
537 | if (data == 0x04000000) |
538 | PacketCount = 0; |
539 | GPU_GP1 = (GPU_GP1 & ~0x60000000) | ((data & 3) << 29); |
540 | break; |
541 | case 0x05: |
542 | DisplayArea[0] = (data & 0x000003FF); //(short)(data & 0x3ff); |
543 | DisplayArea[1] = ((data & 0x0007FC00)>>10); //(data & 0x000FFC00) >> 10; //(short)((data>>10)&0x1ff); |
e7267688 |
544 | fb_dirty = true; |
86aad47b |
545 | break; |
546 | case 0x07: |
547 | DisplayArea[4] = data & 0x000003FF; //(short)(data & 0x3ff); |
548 | DisplayArea[5] = (data & 0x000FFC00) >> 10; //(short)((data>>10) & 0x3ff); |
e7267688 |
549 | fb_dirty = true; |
86aad47b |
550 | break; |
551 | case 0x08: |
552 | { |
553 | GPU_GP1 = (GPU_GP1 & ~0x007F0000) | ((data & 0x3F) << 17) | ((data & 0x40) << 10); |
554 | static u32 HorizontalResolution[8] = { 256, 368, 320, 384, 512, 512, 640, 640 }; |
555 | DisplayArea[2] = HorizontalResolution[(GPU_GP1 >> 16) & 7]; |
556 | static u32 VerticalResolution[4] = { 240, 480, 256, 480 }; |
557 | DisplayArea[3] = VerticalResolution[(GPU_GP1 >> 19) & 3]; |
558 | isPAL = (data & 0x08) ? true : false; // if 1 - PAL mode, else NTSC |
559 | } |
e7267688 |
560 | fb_dirty = true; |
86aad47b |
561 | break; |
562 | case 0x10: |
563 | switch (data & 0xffff) { |
564 | case 0: |
565 | case 1: |
566 | case 3: |
567 | GP0 = (DrawingArea[1] << 10) | DrawingArea[0]; |
568 | break; |
569 | case 4: |
570 | GP0 = ((DrawingArea[3]-1) << 10) | (DrawingArea[2]-1); |
571 | break; |
572 | case 6: |
573 | case 5: |
574 | GP0 = (DrawingOffset[1] << 11) | DrawingOffset[0]; |
575 | break; |
576 | case 7: |
577 | GP0 = 2; |
578 | break; |
579 | default: |
580 | GP0 = 0; |
581 | } |
582 | break; |
583 | } |
584 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
585 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
586 | } |
587 | |
7c49c8a2 |
588 | #ifndef REARMED |
589 | |
86aad47b |
590 | // Blitting functions |
591 | #include "gpu_blit.h" |
592 | |
593 | INLINE void gpuVideoOutput(void) |
594 | { |
595 | static s16 old_res_horz, old_res_vert, old_rgb24; |
596 | s16 h0, x0, y0, w0, h1; |
597 | |
598 | x0 = DisplayArea[0]; |
599 | y0 = DisplayArea[1]; |
600 | |
601 | w0 = DisplayArea[2]; |
602 | h0 = DisplayArea[3]; // video mode |
603 | |
604 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
605 | if (h0 == 480) h1 = Min2(h1*2,480); |
606 | |
607 | u16* dest_screen16 = SCREEN; |
608 | u16* src_screen16 = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
609 | u32 isRGB24 = (GPU_GP1 & 0x00200000 ? 32 : 0); |
610 | |
611 | /* Clear the screen if resolution changed to prevent interlacing and clipping to clash */ |
612 | if( (w0 != old_res_horz || h1 != old_res_vert || (s16)isRGB24 != old_rgb24) ) |
613 | { |
614 | // Update old resolution |
615 | old_res_horz = w0; |
616 | old_res_vert = h1; |
617 | old_rgb24 = (s16)isRGB24; |
618 | // Finally, clear the screen for this special case |
619 | video_clear(); |
620 | } |
621 | |
622 | // Height centering |
623 | int sizeShift = 1; |
624 | if(h0==256) h0 = 240; else if(h0==480) sizeShift = 2; |
625 | if(h1>h0) { src_screen16 += ((h1-h0)>>sizeShift)*1024; h1 = h0; } |
626 | else if(h1<h0) dest_screen16 += ((h0-h1)>>sizeShift)*VIDEO_WIDTH; |
627 | |
628 | /* Main blitter */ |
629 | int incY = (h0==480) ? 2 : 1; |
630 | h0=(h0==480 ? 2048 : 1024); |
631 | |
632 | if (!progressInterlace) |
633 | { |
634 | const int li=linesInterlace; |
635 | switch ( w0 ) |
636 | { |
637 | case 256: |
638 | for(int y1=y0+h1; y0<y1; y0+=incY) |
639 | { |
640 | if( 0 == (y0&li) ) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
641 | dest_screen16 += VIDEO_WIDTH; |
642 | src_screen16 += h0; |
643 | } |
644 | break; |
645 | case 368: |
646 | for(int y1=y0+h1; y0<y1; y0+=incY) |
647 | { |
648 | if( 0 == (y0&li) ) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
649 | dest_screen16 += VIDEO_WIDTH; |
650 | src_screen16 += h0; |
651 | } |
652 | break; |
653 | case 320: |
654 | for(int y1=y0+h1; y0<y1; y0+=incY) |
655 | { |
656 | if( 0 == (y0&li) ) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
657 | dest_screen16 += VIDEO_WIDTH; |
658 | src_screen16 += h0; |
659 | } |
660 | break; |
661 | case 384: |
662 | for(int y1=y0+h1; y0<y1; y0+=incY) |
663 | { |
664 | if( 0 == (y0&li) ) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
665 | dest_screen16 += VIDEO_WIDTH; |
666 | src_screen16 += h0; |
667 | } |
668 | break; |
669 | case 512: |
670 | for(int y1=y0+h1; y0<y1; y0+=incY) |
671 | { |
672 | if( 0 == (y0&li) ) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
673 | dest_screen16 += VIDEO_WIDTH; |
674 | src_screen16 += h0; |
675 | } |
676 | break; |
677 | case 640: |
678 | for(int y1=y0+h1; y0<y1; y0+=incY) |
679 | { |
680 | if( 0 == (y0&li) ) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
681 | dest_screen16 += VIDEO_WIDTH; |
682 | src_screen16 += h0; |
683 | } |
684 | break; |
685 | } |
686 | } |
687 | else |
688 | { |
689 | const int li=linesInterlace; |
690 | bool flag=progressInterlace_flag; /* progressive interlace */ |
691 | switch ( w0 ) |
692 | { |
693 | case 256: |
694 | for(int y1=y0+h1; y0<y1; y0+=incY) |
695 | { |
696 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
697 | dest_screen16 += VIDEO_WIDTH; |
698 | src_screen16 += h0; |
699 | } |
700 | break; |
701 | case 368: |
702 | for(int y1=y0+h1; y0<y1; y0+=incY) |
703 | { |
704 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
705 | dest_screen16 += VIDEO_WIDTH; |
706 | src_screen16 += h0; |
707 | } |
708 | break; |
709 | case 320: |
710 | for(int y1=y0+h1; y0<y1; y0+=incY) |
711 | { |
712 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
713 | dest_screen16 += VIDEO_WIDTH; |
714 | src_screen16 += h0; |
715 | } |
716 | break; |
717 | case 384: |
718 | for(int y1=y0+h1; y0<y1; y0+=incY) |
719 | { |
720 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
721 | dest_screen16 += VIDEO_WIDTH; |
722 | src_screen16 += h0; |
723 | } |
724 | break; |
725 | case 512: |
726 | for(int y1=y0+h1; y0<y1; y0+=incY) |
727 | { |
728 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
729 | dest_screen16 += VIDEO_WIDTH; |
730 | src_screen16 += h0; |
731 | } |
732 | break; |
733 | case 640: |
734 | for(int y1=y0+h1; y0<y1; y0+=incY) |
735 | { |
736 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
737 | dest_screen16 += VIDEO_WIDTH; |
738 | src_screen16 += h0; |
739 | } |
740 | break; |
741 | } |
742 | progressInterlace_flag=!flag; |
743 | } |
744 | video_flip(); |
745 | } |
746 | |
747 | /////////////////////////////////////////////////////////////////////////////// |
748 | void GPU_updateLace(void) |
749 | { |
750 | #ifdef ENABLE_GPU_LOG_SUPPORT |
751 | fprintf(stdout,"GPU_updateLace()\n"); |
752 | #endif |
753 | #ifdef DEBUG_ANALYSIS |
754 | dbg_anacnt_GPU_updateLace++; |
755 | #endif |
756 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
757 | #ifdef PROFILER_PCSX4ALL |
758 | pcsx4all_prof_frames++; |
759 | #endif |
760 | #ifdef DEBUG_FRAME |
761 | if(isdbg_frame()) |
762 | { |
763 | static int passed=0; |
764 | if (!passed) dbg_enable(); |
765 | else pcsx4all_exit(); |
766 | passed++; |
767 | } |
768 | #endif |
769 | |
770 | // Frame skip table |
771 | static const unsigned char skipTable[12][12] = |
772 | { |
773 | { 0,0,0,0,0,0,0,0,0,0,0,0 }, |
774 | { 0,0,0,0,0,0,0,0,0,0,0,1 }, |
775 | { 0,0,0,0,0,1,0,0,0,0,0,1 }, |
776 | { 0,0,0,1,0,0,0,1,0,0,0,1 }, |
777 | { 0,0,1,0,0,1,0,0,1,0,0,1 }, |
778 | { 0,1,0,0,1,0,1,0,0,1,0,1 }, |
779 | { 0,1,0,1,0,1,0,1,0,1,0,1 }, |
780 | { 0,1,0,1,1,0,1,0,1,1,0,1 }, |
781 | { 0,1,1,0,1,1,0,1,1,0,1,1 }, |
782 | { 0,1,1,1,0,1,1,1,0,1,1,1 }, |
783 | { 0,1,1,1,1,1,0,1,1,1,1,1 }, |
784 | { 0,1,1,1,1,1,1,1,1,1,1,1 } |
785 | }; |
786 | |
787 | // Interlace bit toggle |
788 | GPU_GP1 ^= 0x80000000; |
789 | |
790 | // Update display |
791 | if ((!skipFrame) && (!isSkip) && (!(((GPU_GP1&0x08000000))||((GPU_GP1&0x00800000))))) |
792 | { |
793 | gpuVideoOutput(); // Display updated |
794 | |
795 | if (DisplayArea[3] == 480) |
796 | { |
797 | if (linesInterlace_user) linesInterlace = 3; // 1/4 of lines |
798 | else linesInterlace = 1; // if 480 we only need half of lines |
799 | } |
800 | else if (linesInterlace != linesInterlace_user) |
801 | { |
802 | linesInterlace = linesInterlace_user; // resolution changed from 480 to lower one |
803 | video_clear(); |
804 | } |
805 | |
806 | // Limit FPS |
807 | if (frameLimit) |
808 | { |
809 | static unsigned next=get_ticks(); |
810 | unsigned now=get_ticks(); |
811 | if (!skipFrame) |
812 | { |
813 | if (now<next) wait_ticks(next-now); |
814 | } |
815 | next+=(isPAL?(1000000/50):((unsigned)(1000000.0/59.94))); |
816 | } |
817 | } |
818 | |
819 | // Show FPS statistics |
820 | if (show_fps) |
821 | { |
822 | static u32 real_fps=0; |
823 | static u32 prev=get_ticks(); |
824 | static char msg[24]="FPS=000/00 SPD=000%"; |
825 | u32 now=get_ticks(); |
826 | real_fps++; |
827 | if ((now-prev)>=1000000) |
828 | { |
829 | u32 expected_fps=(isPAL?50:60); |
830 | sprintf(msg,"FPS=%3d/%2d SPD=%3d%%",((real_fps*(12-skipCount))/12),((expected_fps*(12-skipCount))/12),((real_fps*100)/expected_fps)); |
831 | prev=now; |
832 | real_fps=0; |
833 | } |
834 | port_printf(5,5,msg); |
835 | } |
836 | |
837 | // Update frame-skip |
838 | if (!alt_fps) |
839 | { |
840 | // Video frame-skip |
841 | skipFrame=skipTable[skipCount][skCount]; |
842 | skCount--; if (skCount<0) skCount=11; |
843 | isSkip=skipFrame; |
844 | } |
845 | else |
846 | { |
847 | // Game frame-skip |
848 | if (!isSkip) |
849 | { |
850 | skipFrame=skipTable[skipCount][skCount]; |
851 | skCount--; if (skCount<0) skCount=11; |
852 | isSkip=true; |
853 | } |
854 | } |
855 | |
856 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
857 | } |
7c49c8a2 |
858 | |
859 | #else |
860 | |
861 | #include "../../frontend/plugin_lib.h" |
862 | |
863 | extern "C" { |
864 | |
865 | extern void bgr555_to_rgb565(void *dst, void *src, int bytes); |
866 | extern void bgr888_to_rgb888(void *dst, void *src, int bytes); |
867 | static const struct rearmed_cbs *cbs; |
868 | static void *screen_buf; |
869 | |
870 | static void blit(void) |
871 | { |
872 | static s16 old_res_horz, old_res_vert, old_rgb24; |
873 | s16 isRGB24 = (GPU_GP1 & 0x00200000) ? 1 : 0; |
874 | s16 h0, x0, y0, w0, h1; |
7c49c8a2 |
875 | u16 *srcs; |
297b3d63 |
876 | u8 *dest; |
7c49c8a2 |
877 | |
878 | x0 = DisplayArea[0] & ~3; // alignment needed by blitter |
879 | y0 = DisplayArea[1]; |
880 | srcs = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
881 | |
882 | w0 = DisplayArea[2]; |
883 | h0 = DisplayArea[3]; // video mode |
884 | |
885 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
886 | if (h0 == 480) h1 = Min2(h1*2,480); |
887 | |
297b3d63 |
888 | if (h1 <= 0) |
889 | return; |
890 | |
7c49c8a2 |
891 | if (w0 != old_res_horz || h1 != old_res_vert || isRGB24 != old_rgb24) |
892 | { |
893 | old_res_horz = w0; |
894 | old_res_vert = h1; |
895 | old_rgb24 = (s16)isRGB24; |
297b3d63 |
896 | screen_buf = cbs->pl_fbdev_set_mode(w0, h1, isRGB24 ? 24 : 16); |
7c49c8a2 |
897 | } |
297b3d63 |
898 | dest = (u8 *)screen_buf; |
7c49c8a2 |
899 | |
900 | if (isRGB24) |
901 | { |
902 | for (; h1-- > 0; dest += w0 * 3, srcs += 1024) |
903 | { |
904 | bgr888_to_rgb888(dest, srcs, w0 * 3); |
905 | } |
906 | } |
907 | else |
908 | { |
909 | for (; h1-- > 0; dest += w0 * 2, srcs += 1024) |
910 | { |
911 | bgr555_to_rgb565(dest, srcs, w0 * 2); |
912 | } |
913 | } |
914 | |
915 | screen_buf = cbs->pl_fbdev_flip(); |
916 | } |
917 | |
918 | void GPU_updateLace(void) |
919 | { |
920 | // Interlace bit toggle |
921 | GPU_GP1 ^= 0x80000000; |
922 | |
e7267688 |
923 | if (!fb_dirty || (GPU_GP1&0x08800000)) |
924 | return; |
925 | |
78d78c3b |
926 | if (!isSkip) { |
927 | blit(); |
928 | |
929 | fb_dirty = false; |
930 | if (*cbs->fskip_option) |
931 | isSkip = true; |
932 | } |
933 | else |
934 | isSkip = false; |
7c49c8a2 |
935 | } |
936 | |
937 | long GPUopen(unsigned long *, char *, char *) |
938 | { |
939 | cbs->pl_fbdev_open(); |
940 | screen_buf = cbs->pl_fbdev_flip(); |
941 | return 0; |
942 | } |
943 | |
944 | long GPUclose(void) |
945 | { |
946 | cbs->pl_fbdev_close(); |
947 | return 0; |
948 | } |
949 | |
950 | long GPUfreeze(unsigned int ulGetFreezeData, GPUFreeze_t* p2) |
951 | { |
952 | if (ulGetFreezeData > 1) |
953 | return 0; |
954 | |
955 | return GPU_freeze(ulGetFreezeData, p2); |
956 | } |
957 | |
958 | void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_) |
959 | { |
960 | cbs = cbs_; |
961 | } |
962 | |
963 | } /* extern "C" */ |
964 | |
965 | #endif |