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; |
83a79d01 |
97 | // FRAME_BUFFER_SIZE is defined in bytes; 512K is guard memory for out of range reads |
98 | u16 GPU_FrameBuffer[(FRAME_BUFFER_SIZE+512*1024)/2] __attribute__((aligned(16))); |
86aad47b |
99 | u32 GPU_GP1; |
100 | |
101 | /////////////////////////////////////////////////////////////////////////////// |
102 | // Inner loop driver instanciation file |
103 | #include "gpu_inner.h" |
104 | |
105 | /////////////////////////////////////////////////////////////////////////////// |
106 | // GPU Raster Macros |
107 | #define GPU_RGB16(rgb) ((((rgb)&0xF80000)>>9)|(((rgb)&0xF800)>>6)|(((rgb)&0xF8)>>3)) |
108 | |
109 | #define GPU_EXPANDSIGN_POLY(x) (((s32)(x)<<20)>>20) |
110 | //#define GPU_EXPANDSIGN_POLY(x) (((s32)(x)<<21)>>21) |
111 | #define GPU_EXPANDSIGN_SPRT(x) (((s32)(x)<<21)>>21) |
112 | |
113 | //#define GPU_TESTRANGE(x) { if((u32)(x+1024) > 2047) return; } |
114 | #define GPU_TESTRANGE(x) { if ((x<-1023) || (x>1023)) return; } |
115 | |
116 | #define GPU_SWAP(a,b,t) {(t)=(a);(a)=(b);(b)=(t);} |
117 | |
118 | /////////////////////////////////////////////////////////////////////////////// |
119 | // GPU internal image drawing functions |
120 | #include "gpu_raster_image.h" |
121 | |
122 | /////////////////////////////////////////////////////////////////////////////// |
123 | // GPU internal line drawing functions |
124 | #include "gpu_raster_line.h" |
125 | |
126 | /////////////////////////////////////////////////////////////////////////////// |
127 | // GPU internal polygon drawing functions |
128 | #include "gpu_raster_polygon.h" |
129 | |
130 | /////////////////////////////////////////////////////////////////////////////// |
131 | // GPU internal sprite drawing functions |
132 | #include "gpu_raster_sprite.h" |
133 | |
134 | /////////////////////////////////////////////////////////////////////////////// |
135 | // GPU command buffer execution/store |
136 | #include "gpu_command.h" |
137 | |
138 | /////////////////////////////////////////////////////////////////////////////// |
139 | INLINE void gpuReset(void) |
140 | { |
141 | GPU_GP1 = 0x14802000; |
142 | TextureWindow[0] = 0; |
143 | TextureWindow[1] = 0; |
144 | TextureWindow[2] = 255; |
145 | TextureWindow[3] = 255; |
146 | DrawingArea[2] = 256; |
147 | DrawingArea[3] = 240; |
148 | DisplayArea[2] = 256; |
149 | DisplayArea[3] = 240; |
150 | DisplayArea[5] = 240; |
151 | } |
152 | |
153 | /////////////////////////////////////////////////////////////////////////////// |
154 | bool GPU_init(void) |
155 | { |
156 | gpuReset(); |
157 | |
158 | // s_invTable |
159 | for(int i=1;i<=(1<<TABLE_BITS);++i) |
160 | { |
161 | double v = 1.0 / double(i); |
162 | #ifdef GPU_TABLE_10_BITS |
163 | v *= double(0xffffffff>>1); |
164 | #else |
165 | v *= double(0x80000000); |
166 | #endif |
167 | s_invTable[i-1]=s32(v); |
168 | } |
169 | return (0); |
170 | } |
171 | |
172 | /////////////////////////////////////////////////////////////////////////////// |
173 | void GPU_shutdown(void) |
174 | { |
175 | } |
176 | |
177 | /////////////////////////////////////////////////////////////////////////////// |
178 | long GPU_freeze(unsigned int bWrite, GPUFreeze_t* p2) |
179 | { |
180 | if (!p2) return (0); |
181 | if (p2->Version != 1) return (0); |
182 | |
183 | if (bWrite) |
184 | { |
185 | p2->GPU_gp1 = GPU_GP1; |
ad6b70be |
186 | memset(p2->Control, 0, sizeof(p2->Control)); |
799a9f26 |
187 | // save resolution and registers for P.E.Op.S. compatibility |
188 | p2->Control[3] = (3 << 24) | ((GPU_GP1 >> 23) & 1); |
189 | p2->Control[4] = (4 << 24) | ((GPU_GP1 >> 29) & 3); |
190 | p2->Control[5] = (5 << 24) | (DisplayArea[0] | (DisplayArea[1] << 10)); |
191 | p2->Control[6] = (6 << 24) | (2560 << 12); |
192 | p2->Control[7] = (7 << 24) | (DisplayArea[4] | (DisplayArea[5] << 10)); |
193 | p2->Control[8] = (8 << 24) | ((GPU_GP1 >> 17) & 0x3f) | ((GPU_GP1 >> 10) & 0x40); |
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194 | memcpy(p2->FrameBuffer, (u16*)GPU_FrameBuffer, FRAME_BUFFER_SIZE); |
195 | return (1); |
196 | } |
197 | else |
198 | { |
199 | GPU_GP1 = p2->GPU_gp1; |
200 | memcpy((u16*)GPU_FrameBuffer, p2->FrameBuffer, FRAME_BUFFER_SIZE); |
ad6b70be |
201 | GPU_writeStatus((5 << 24) | p2->Control[5]); |
202 | GPU_writeStatus((7 << 24) | p2->Control[7]); |
203 | GPU_writeStatus((8 << 24) | p2->Control[8]); |
204 | gpuSetTexture(GPU_GP1); |
86aad47b |
205 | return (1); |
206 | } |
207 | return (0); |
208 | } |
209 | |
210 | /////////////////////////////////////////////////////////////////////////////// |
211 | // GPU DMA comunication |
212 | |
213 | /////////////////////////////////////////////////////////////////////////////// |
214 | u8 PacketSize[256] = |
215 | { |
216 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0-15 |
217 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 16-31 |
218 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 32-47 |
219 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 48-63 |
220 | 2, 2, 2, 2, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 3, 3, // 64-79 |
221 | 3, 3, 3, 3, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, // 80-95 |
222 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 2, 2, 2, 2, // 96-111 |
223 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 112-127 |
224 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 128- |
225 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 144 |
226 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 160 |
227 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
228 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
229 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
230 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // |
231 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // |
232 | }; |
233 | |
234 | /////////////////////////////////////////////////////////////////////////////// |
235 | INLINE void gpuSendPacket() |
236 | { |
237 | #ifdef DEBUG_ANALYSIS |
238 | dbg_anacnt_GPU_sendPacket++; |
239 | #endif |
240 | gpuSendPacketFunction(PacketBuffer.U4[0]>>24); |
241 | } |
242 | |
243 | /////////////////////////////////////////////////////////////////////////////// |
244 | INLINE void gpuCheckPacket(u32 uData) |
245 | { |
246 | if (PacketCount) |
247 | { |
248 | PacketBuffer.U4[PacketIndex++] = uData; |
249 | --PacketCount; |
250 | } |
251 | else |
252 | { |
253 | PacketBuffer.U4[0] = uData; |
254 | PacketCount = PacketSize[uData >> 24]; |
255 | PacketIndex = 1; |
256 | } |
257 | if (!PacketCount) gpuSendPacket(); |
258 | } |
259 | |
260 | /////////////////////////////////////////////////////////////////////////////// |
261 | void GPU_writeDataMem(u32* dmaAddress, s32 dmaCount) |
262 | { |
263 | #ifdef DEBUG_ANALYSIS |
264 | dbg_anacnt_GPU_writeDataMem++; |
265 | #endif |
266 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
267 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
268 | u32 data; |
269 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
270 | GPU_GP1 &= ~0x14000000; |
271 | |
272 | while (dmaCount) |
273 | { |
274 | if (FrameToWrite) |
275 | { |
276 | while (dmaCount--) |
277 | { |
278 | data = *dmaAddress++; |
279 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
280 | pvram[px] = data; |
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 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
293 | pvram[px] = data>>16; |
294 | if (++px>=x_end) |
295 | { |
296 | px = 0; |
297 | pvram += 1024; |
298 | if (++py>=y_end) |
299 | { |
300 | FrameToWrite = 0; |
301 | GPU_GP1 &= ~0x08000000; |
302 | break; |
303 | } |
304 | } |
305 | } |
306 | } |
307 | else |
308 | { |
309 | data = *dmaAddress++; |
310 | dmaCount--; |
311 | gpuCheckPacket(data); |
312 | } |
313 | } |
314 | |
315 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
e7267688 |
316 | fb_dirty = true; |
86aad47b |
317 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
318 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
319 | } |
320 | |
321 | u32 *lUsedAddr[3]; |
322 | INLINE int CheckForEndlessLoop(u32 *laddr) |
323 | { |
324 | if(laddr==lUsedAddr[1]) return 1; |
325 | if(laddr==lUsedAddr[2]) return 1; |
326 | |
327 | if(laddr<lUsedAddr[0]) lUsedAddr[1]=laddr; |
328 | else lUsedAddr[2]=laddr; |
329 | lUsedAddr[0]=laddr; |
330 | return 0; |
331 | } |
332 | |
333 | /////////////////////////////////////////////////////////////////////////////// |
334 | void GPU_dmaChain(u32* baseAddr, u32 dmaVAddr) |
335 | { |
336 | #ifdef DEBUG_ANALYSIS |
337 | dbg_anacnt_GPU_dmaChain++; |
338 | #endif |
339 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
340 | u32 data, *address, count, offset; |
341 | unsigned int DMACommandCounter = 0; |
342 | |
343 | GPU_GP1 &= ~0x14000000; |
344 | lUsedAddr[0]=lUsedAddr[1]=lUsedAddr[2]=(u32*)0x1fffff; |
345 | dmaVAddr &= 0x001FFFFF; |
346 | while (dmaVAddr != 0x1FFFFF) |
347 | { |
348 | address = (baseAddr + (dmaVAddr >> 2)); |
349 | if(DMACommandCounter++ > 2000000) break; |
350 | if(CheckForEndlessLoop(address)) break; |
351 | data = *address++; |
352 | count = (data >> 24); |
353 | offset = data & 0x001FFFFF; |
354 | if (dmaVAddr != offset) dmaVAddr = offset; |
355 | else dmaVAddr = 0x1FFFFF; |
356 | |
357 | if(count>0) GPU_writeDataMem(address,count); |
358 | } |
359 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
360 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
361 | } |
362 | |
363 | /////////////////////////////////////////////////////////////////////////////// |
364 | void GPU_writeData(u32 data) |
365 | { |
366 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
367 | #ifdef DEBUG_ANALYSIS |
368 | dbg_anacnt_GPU_writeData++; |
369 | #endif |
370 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
371 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
372 | GPU_GP1 &= ~0x14000000; |
373 | |
374 | if (FrameToWrite) |
375 | { |
376 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
377 | pvram[px]=(u16)data; |
378 | if (++px>=x_end) |
379 | { |
380 | px = 0; |
381 | pvram += 1024; |
382 | if (++py>=y_end) |
383 | { |
384 | FrameToWrite = 0; |
385 | GPU_GP1 &= ~0x08000000; |
386 | } |
387 | } |
388 | if (FrameToWrite) |
389 | { |
390 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
391 | pvram[px]=data>>16; |
392 | if (++px>=x_end) |
393 | { |
394 | px = 0; |
395 | pvram += 1024; |
396 | if (++py>=y_end) |
397 | { |
398 | FrameToWrite = 0; |
399 | GPU_GP1 &= ~0x08000000; |
400 | } |
401 | } |
402 | } |
403 | } |
404 | else |
405 | { |
406 | gpuCheckPacket(data); |
407 | } |
408 | GPU_GP1 |= 0x14000000; |
e7267688 |
409 | fb_dirty = true; |
86aad47b |
410 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
411 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
412 | |
413 | } |
414 | |
415 | |
416 | /////////////////////////////////////////////////////////////////////////////// |
417 | void GPU_readDataMem(u32* dmaAddress, s32 dmaCount) |
418 | { |
419 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
420 | #ifdef DEBUG_ANALYSIS |
421 | dbg_anacnt_GPU_readDataMem++; |
422 | #endif |
423 | if(!FrameToRead) return; |
424 | |
425 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
426 | GPU_GP1 &= ~0x14000000; |
427 | do |
428 | { |
429 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
430 | // lower 16 bit |
431 | u32 data = (unsigned long)pvram[px]; |
432 | |
433 | if (++px>=x_end) |
434 | { |
435 | px = 0; |
436 | pvram += 1024; |
437 | } |
438 | |
439 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
440 | // higher 16 bit (always, even if it's an odd width) |
441 | data |= (unsigned long)(pvram[px])<<16; |
442 | |
443 | *dmaAddress++ = data; |
444 | |
445 | if (++px>=x_end) |
446 | { |
447 | px = 0; |
448 | pvram += 1024; |
449 | if (++py>=y_end) |
450 | { |
451 | FrameToRead = 0; |
452 | GPU_GP1 &= ~0x08000000; |
453 | break; |
454 | } |
455 | } |
456 | } while (--dmaCount); |
457 | |
458 | GPU_GP1 = (GPU_GP1 | 0x14000000) & ~0x60000000; |
459 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
460 | } |
461 | |
462 | |
463 | |
464 | /////////////////////////////////////////////////////////////////////////////// |
465 | u32 GPU_readData(void) |
466 | { |
467 | const u16 *VIDEO_END=(GPU_FrameBuffer+(FRAME_BUFFER_SIZE/2)-1); |
468 | #ifdef DEBUG_ANALYSIS |
469 | dbg_anacnt_GPU_readData++; |
470 | #endif |
471 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
472 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
473 | GPU_GP1 &= ~0x14000000; |
474 | if (FrameToRead) |
475 | { |
476 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
477 | GP0 = pvram[px]; |
478 | if (++px>=x_end) |
479 | { |
480 | px = 0; |
481 | pvram += 1024; |
482 | if (++py>=y_end) |
483 | { |
484 | FrameToRead = 0; |
485 | GPU_GP1 &= ~0x08000000; |
486 | } |
487 | } |
488 | if ((&pvram[px])>(VIDEO_END)) pvram-=512*1024; |
489 | GP0 |= pvram[px]<<16; |
490 | if (++px>=x_end) |
491 | { |
492 | px = 0; |
493 | pvram +=1024; |
494 | if (++py>=y_end) |
495 | { |
496 | FrameToRead = 0; |
497 | GPU_GP1 &= ~0x08000000; |
498 | } |
499 | } |
500 | |
501 | } |
502 | GPU_GP1 |= 0x14000000; |
503 | |
504 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_READ); |
505 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
506 | return (GP0); |
507 | } |
508 | |
509 | /////////////////////////////////////////////////////////////////////////////// |
510 | u32 GPU_readStatus(void) |
511 | { |
512 | #ifdef DEBUG_ANALYSIS |
513 | dbg_anacnt_GPU_readStatus++; |
514 | #endif |
515 | return GPU_GP1; |
516 | } |
517 | |
518 | /////////////////////////////////////////////////////////////////////////////// |
519 | void GPU_writeStatus(u32 data) |
520 | { |
521 | #ifdef DEBUG_ANALYSIS |
522 | dbg_anacnt_GPU_writeStatus++; |
523 | #endif |
524 | pcsx4all_prof_pause(PCSX4ALL_PROF_CPU); |
525 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
526 | switch (data >> 24) { |
527 | case 0x00: |
528 | gpuReset(); |
529 | break; |
530 | case 0x01: |
531 | GPU_GP1 &= ~0x08000000; |
532 | PacketCount = FrameToRead = FrameToWrite = 0; |
533 | break; |
534 | case 0x02: |
535 | GPU_GP1 &= ~0x08000000; |
536 | PacketCount = FrameToRead = FrameToWrite = 0; |
537 | break; |
538 | case 0x03: |
539 | GPU_GP1 = (GPU_GP1 & ~0x00800000) | ((data & 1) << 23); |
540 | break; |
541 | case 0x04: |
542 | if (data == 0x04000000) |
543 | PacketCount = 0; |
544 | GPU_GP1 = (GPU_GP1 & ~0x60000000) | ((data & 3) << 29); |
545 | break; |
546 | case 0x05: |
547 | DisplayArea[0] = (data & 0x000003FF); //(short)(data & 0x3ff); |
548 | DisplayArea[1] = ((data & 0x0007FC00)>>10); //(data & 0x000FFC00) >> 10; //(short)((data>>10)&0x1ff); |
e7267688 |
549 | fb_dirty = true; |
86aad47b |
550 | break; |
551 | case 0x07: |
552 | DisplayArea[4] = data & 0x000003FF; //(short)(data & 0x3ff); |
553 | DisplayArea[5] = (data & 0x000FFC00) >> 10; //(short)((data>>10) & 0x3ff); |
e7267688 |
554 | fb_dirty = true; |
86aad47b |
555 | break; |
556 | case 0x08: |
557 | { |
558 | GPU_GP1 = (GPU_GP1 & ~0x007F0000) | ((data & 0x3F) << 17) | ((data & 0x40) << 10); |
559 | static u32 HorizontalResolution[8] = { 256, 368, 320, 384, 512, 512, 640, 640 }; |
560 | DisplayArea[2] = HorizontalResolution[(GPU_GP1 >> 16) & 7]; |
561 | static u32 VerticalResolution[4] = { 240, 480, 256, 480 }; |
562 | DisplayArea[3] = VerticalResolution[(GPU_GP1 >> 19) & 3]; |
563 | isPAL = (data & 0x08) ? true : false; // if 1 - PAL mode, else NTSC |
564 | } |
e7267688 |
565 | fb_dirty = true; |
86aad47b |
566 | break; |
567 | case 0x10: |
568 | switch (data & 0xffff) { |
569 | case 0: |
570 | case 1: |
571 | case 3: |
572 | GP0 = (DrawingArea[1] << 10) | DrawingArea[0]; |
573 | break; |
574 | case 4: |
575 | GP0 = ((DrawingArea[3]-1) << 10) | (DrawingArea[2]-1); |
576 | break; |
577 | case 6: |
578 | case 5: |
579 | GP0 = (DrawingOffset[1] << 11) | DrawingOffset[0]; |
580 | break; |
581 | case 7: |
582 | GP0 = 2; |
583 | break; |
584 | default: |
585 | GP0 = 0; |
586 | } |
587 | break; |
588 | } |
589 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_HW_WRITE); |
590 | pcsx4all_prof_resume(PCSX4ALL_PROF_CPU); |
591 | } |
592 | |
7c49c8a2 |
593 | #ifndef REARMED |
594 | |
86aad47b |
595 | // Blitting functions |
596 | #include "gpu_blit.h" |
597 | |
598 | INLINE void gpuVideoOutput(void) |
599 | { |
600 | static s16 old_res_horz, old_res_vert, old_rgb24; |
601 | s16 h0, x0, y0, w0, h1; |
602 | |
603 | x0 = DisplayArea[0]; |
604 | y0 = DisplayArea[1]; |
605 | |
606 | w0 = DisplayArea[2]; |
607 | h0 = DisplayArea[3]; // video mode |
608 | |
609 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
610 | if (h0 == 480) h1 = Min2(h1*2,480); |
611 | |
612 | u16* dest_screen16 = SCREEN; |
613 | u16* src_screen16 = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
614 | u32 isRGB24 = (GPU_GP1 & 0x00200000 ? 32 : 0); |
615 | |
616 | /* Clear the screen if resolution changed to prevent interlacing and clipping to clash */ |
617 | if( (w0 != old_res_horz || h1 != old_res_vert || (s16)isRGB24 != old_rgb24) ) |
618 | { |
619 | // Update old resolution |
620 | old_res_horz = w0; |
621 | old_res_vert = h1; |
622 | old_rgb24 = (s16)isRGB24; |
623 | // Finally, clear the screen for this special case |
624 | video_clear(); |
625 | } |
626 | |
627 | // Height centering |
628 | int sizeShift = 1; |
629 | if(h0==256) h0 = 240; else if(h0==480) sizeShift = 2; |
630 | if(h1>h0) { src_screen16 += ((h1-h0)>>sizeShift)*1024; h1 = h0; } |
631 | else if(h1<h0) dest_screen16 += ((h0-h1)>>sizeShift)*VIDEO_WIDTH; |
632 | |
633 | /* Main blitter */ |
634 | int incY = (h0==480) ? 2 : 1; |
635 | h0=(h0==480 ? 2048 : 1024); |
636 | |
637 | if (!progressInterlace) |
638 | { |
639 | const int li=linesInterlace; |
640 | switch ( w0 ) |
641 | { |
642 | case 256: |
643 | for(int y1=y0+h1; y0<y1; y0+=incY) |
644 | { |
645 | if( 0 == (y0&li) ) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
646 | dest_screen16 += VIDEO_WIDTH; |
647 | src_screen16 += h0; |
648 | } |
649 | break; |
650 | case 368: |
651 | for(int y1=y0+h1; y0<y1; y0+=incY) |
652 | { |
653 | if( 0 == (y0&li) ) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
654 | dest_screen16 += VIDEO_WIDTH; |
655 | src_screen16 += h0; |
656 | } |
657 | break; |
658 | case 320: |
659 | for(int y1=y0+h1; y0<y1; y0+=incY) |
660 | { |
661 | if( 0 == (y0&li) ) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
662 | dest_screen16 += VIDEO_WIDTH; |
663 | src_screen16 += h0; |
664 | } |
665 | break; |
666 | case 384: |
667 | for(int y1=y0+h1; y0<y1; y0+=incY) |
668 | { |
669 | if( 0 == (y0&li) ) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
670 | dest_screen16 += VIDEO_WIDTH; |
671 | src_screen16 += h0; |
672 | } |
673 | break; |
674 | case 512: |
675 | for(int y1=y0+h1; y0<y1; y0+=incY) |
676 | { |
677 | if( 0 == (y0&li) ) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
678 | dest_screen16 += VIDEO_WIDTH; |
679 | src_screen16 += h0; |
680 | } |
681 | break; |
682 | case 640: |
683 | for(int y1=y0+h1; y0<y1; y0+=incY) |
684 | { |
685 | if( 0 == (y0&li) ) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
686 | dest_screen16 += VIDEO_WIDTH; |
687 | src_screen16 += h0; |
688 | } |
689 | break; |
690 | } |
691 | } |
692 | else |
693 | { |
694 | const int li=linesInterlace; |
695 | bool flag=progressInterlace_flag; /* progressive interlace */ |
696 | switch ( w0 ) |
697 | { |
698 | case 256: |
699 | for(int y1=y0+h1; y0<y1; y0+=incY) |
700 | { |
701 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWDWW( src_screen16, dest_screen16, isRGB24); |
702 | dest_screen16 += VIDEO_WIDTH; |
703 | src_screen16 += h0; |
704 | } |
705 | break; |
706 | case 368: |
707 | for(int y1=y0+h1; y0<y1; y0+=incY) |
708 | { |
709 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWWWWS( src_screen16, dest_screen16, isRGB24, 4); |
710 | dest_screen16 += VIDEO_WIDTH; |
711 | src_screen16 += h0; |
712 | } |
713 | break; |
714 | case 320: |
715 | for(int y1=y0+h1; y0<y1; y0+=incY) |
716 | { |
717 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWW( src_screen16, dest_screen16, isRGB24); |
718 | dest_screen16 += VIDEO_WIDTH; |
719 | src_screen16 += h0; |
720 | } |
721 | break; |
722 | case 384: |
723 | for(int y1=y0+h1; y0<y1; y0+=incY) |
724 | { |
725 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWWWWS( src_screen16, dest_screen16, isRGB24); |
726 | dest_screen16 += VIDEO_WIDTH; |
727 | src_screen16 += h0; |
728 | } |
729 | break; |
730 | case 512: |
731 | for(int y1=y0+h1; y0<y1; y0+=incY) |
732 | { |
733 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWWSWWSWS( src_screen16, dest_screen16, isRGB24); |
734 | dest_screen16 += VIDEO_WIDTH; |
735 | src_screen16 += h0; |
736 | } |
737 | break; |
738 | case 640: |
739 | for(int y1=y0+h1; y0<y1; y0+=incY) |
740 | { |
741 | if(( 0 == (y0&li) ) && (flag=!flag)) GPU_BlitWS( src_screen16, dest_screen16, isRGB24); |
742 | dest_screen16 += VIDEO_WIDTH; |
743 | src_screen16 += h0; |
744 | } |
745 | break; |
746 | } |
747 | progressInterlace_flag=!flag; |
748 | } |
749 | video_flip(); |
750 | } |
751 | |
752 | /////////////////////////////////////////////////////////////////////////////// |
753 | void GPU_updateLace(void) |
754 | { |
755 | #ifdef ENABLE_GPU_LOG_SUPPORT |
756 | fprintf(stdout,"GPU_updateLace()\n"); |
757 | #endif |
758 | #ifdef DEBUG_ANALYSIS |
759 | dbg_anacnt_GPU_updateLace++; |
760 | #endif |
761 | pcsx4all_prof_start_with_pause(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
762 | #ifdef PROFILER_PCSX4ALL |
763 | pcsx4all_prof_frames++; |
764 | #endif |
765 | #ifdef DEBUG_FRAME |
766 | if(isdbg_frame()) |
767 | { |
768 | static int passed=0; |
769 | if (!passed) dbg_enable(); |
770 | else pcsx4all_exit(); |
771 | passed++; |
772 | } |
773 | #endif |
774 | |
775 | // Frame skip table |
776 | static const unsigned char skipTable[12][12] = |
777 | { |
778 | { 0,0,0,0,0,0,0,0,0,0,0,0 }, |
779 | { 0,0,0,0,0,0,0,0,0,0,0,1 }, |
780 | { 0,0,0,0,0,1,0,0,0,0,0,1 }, |
781 | { 0,0,0,1,0,0,0,1,0,0,0,1 }, |
782 | { 0,0,1,0,0,1,0,0,1,0,0,1 }, |
783 | { 0,1,0,0,1,0,1,0,0,1,0,1 }, |
784 | { 0,1,0,1,0,1,0,1,0,1,0,1 }, |
785 | { 0,1,0,1,1,0,1,0,1,1,0,1 }, |
786 | { 0,1,1,0,1,1,0,1,1,0,1,1 }, |
787 | { 0,1,1,1,0,1,1,1,0,1,1,1 }, |
788 | { 0,1,1,1,1,1,0,1,1,1,1,1 }, |
789 | { 0,1,1,1,1,1,1,1,1,1,1,1 } |
790 | }; |
791 | |
792 | // Interlace bit toggle |
793 | GPU_GP1 ^= 0x80000000; |
794 | |
795 | // Update display |
796 | if ((!skipFrame) && (!isSkip) && (!(((GPU_GP1&0x08000000))||((GPU_GP1&0x00800000))))) |
797 | { |
798 | gpuVideoOutput(); // Display updated |
799 | |
800 | if (DisplayArea[3] == 480) |
801 | { |
802 | if (linesInterlace_user) linesInterlace = 3; // 1/4 of lines |
803 | else linesInterlace = 1; // if 480 we only need half of lines |
804 | } |
805 | else if (linesInterlace != linesInterlace_user) |
806 | { |
807 | linesInterlace = linesInterlace_user; // resolution changed from 480 to lower one |
808 | video_clear(); |
809 | } |
810 | |
811 | // Limit FPS |
812 | if (frameLimit) |
813 | { |
814 | static unsigned next=get_ticks(); |
815 | unsigned now=get_ticks(); |
816 | if (!skipFrame) |
817 | { |
818 | if (now<next) wait_ticks(next-now); |
819 | } |
820 | next+=(isPAL?(1000000/50):((unsigned)(1000000.0/59.94))); |
821 | } |
822 | } |
823 | |
824 | // Show FPS statistics |
825 | if (show_fps) |
826 | { |
827 | static u32 real_fps=0; |
828 | static u32 prev=get_ticks(); |
829 | static char msg[24]="FPS=000/00 SPD=000%"; |
830 | u32 now=get_ticks(); |
831 | real_fps++; |
832 | if ((now-prev)>=1000000) |
833 | { |
834 | u32 expected_fps=(isPAL?50:60); |
835 | sprintf(msg,"FPS=%3d/%2d SPD=%3d%%",((real_fps*(12-skipCount))/12),((expected_fps*(12-skipCount))/12),((real_fps*100)/expected_fps)); |
836 | prev=now; |
837 | real_fps=0; |
838 | } |
839 | port_printf(5,5,msg); |
840 | } |
841 | |
842 | // Update frame-skip |
843 | if (!alt_fps) |
844 | { |
845 | // Video frame-skip |
846 | skipFrame=skipTable[skipCount][skCount]; |
847 | skCount--; if (skCount<0) skCount=11; |
848 | isSkip=skipFrame; |
849 | } |
850 | else |
851 | { |
852 | // Game frame-skip |
853 | if (!isSkip) |
854 | { |
855 | skipFrame=skipTable[skipCount][skCount]; |
856 | skCount--; if (skCount<0) skCount=11; |
857 | isSkip=true; |
858 | } |
859 | } |
860 | |
861 | pcsx4all_prof_end_with_resume(PCSX4ALL_PROF_GPU,PCSX4ALL_PROF_COUNTERS); |
862 | } |
7c49c8a2 |
863 | |
864 | #else |
865 | |
866 | #include "../../frontend/plugin_lib.h" |
867 | |
868 | extern "C" { |
869 | |
870 | extern void bgr555_to_rgb565(void *dst, void *src, int bytes); |
871 | extern void bgr888_to_rgb888(void *dst, void *src, int bytes); |
872 | static const struct rearmed_cbs *cbs; |
873 | static void *screen_buf; |
874 | |
875 | static void blit(void) |
876 | { |
877 | static s16 old_res_horz, old_res_vert, old_rgb24; |
878 | s16 isRGB24 = (GPU_GP1 & 0x00200000) ? 1 : 0; |
879 | s16 h0, x0, y0, w0, h1; |
7c49c8a2 |
880 | u16 *srcs; |
297b3d63 |
881 | u8 *dest; |
7c49c8a2 |
882 | |
883 | x0 = DisplayArea[0] & ~3; // alignment needed by blitter |
884 | y0 = DisplayArea[1]; |
885 | srcs = &((u16*)GPU_FrameBuffer)[FRAME_OFFSET(x0,y0)]; |
886 | |
887 | w0 = DisplayArea[2]; |
888 | h0 = DisplayArea[3]; // video mode |
889 | |
890 | h1 = DisplayArea[5] - DisplayArea[4]; // display needed |
891 | if (h0 == 480) h1 = Min2(h1*2,480); |
892 | |
297b3d63 |
893 | if (h1 <= 0) |
894 | return; |
895 | |
7c49c8a2 |
896 | if (w0 != old_res_horz || h1 != old_res_vert || isRGB24 != old_rgb24) |
897 | { |
898 | old_res_horz = w0; |
899 | old_res_vert = h1; |
900 | old_rgb24 = (s16)isRGB24; |
297b3d63 |
901 | screen_buf = cbs->pl_fbdev_set_mode(w0, h1, isRGB24 ? 24 : 16); |
7c49c8a2 |
902 | } |
297b3d63 |
903 | dest = (u8 *)screen_buf; |
7c49c8a2 |
904 | |
905 | if (isRGB24) |
906 | { |
907 | for (; h1-- > 0; dest += w0 * 3, srcs += 1024) |
908 | { |
909 | bgr888_to_rgb888(dest, srcs, w0 * 3); |
910 | } |
911 | } |
912 | else |
913 | { |
914 | for (; h1-- > 0; dest += w0 * 2, srcs += 1024) |
915 | { |
916 | bgr555_to_rgb565(dest, srcs, w0 * 2); |
917 | } |
918 | } |
919 | |
920 | screen_buf = cbs->pl_fbdev_flip(); |
921 | } |
922 | |
923 | void GPU_updateLace(void) |
924 | { |
925 | // Interlace bit toggle |
926 | GPU_GP1 ^= 0x80000000; |
927 | |
e7267688 |
928 | if (!fb_dirty || (GPU_GP1&0x08800000)) |
929 | return; |
930 | |
78d78c3b |
931 | if (!isSkip) { |
932 | blit(); |
933 | |
934 | fb_dirty = false; |
935 | if (*cbs->fskip_option) |
936 | isSkip = true; |
937 | } |
938 | else |
939 | isSkip = false; |
7c49c8a2 |
940 | } |
941 | |
942 | long GPUopen(unsigned long *, char *, char *) |
943 | { |
944 | cbs->pl_fbdev_open(); |
945 | screen_buf = cbs->pl_fbdev_flip(); |
946 | return 0; |
947 | } |
948 | |
949 | long GPUclose(void) |
950 | { |
951 | cbs->pl_fbdev_close(); |
952 | return 0; |
953 | } |
954 | |
955 | long GPUfreeze(unsigned int ulGetFreezeData, GPUFreeze_t* p2) |
956 | { |
957 | if (ulGetFreezeData > 1) |
958 | return 0; |
959 | |
960 | return GPU_freeze(ulGetFreezeData, p2); |
961 | } |
962 | |
963 | void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_) |
964 | { |
965 | cbs = cbs_; |
966 | } |
967 | |
968 | } /* extern "C" */ |
969 | |
970 | #endif |