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6f2ee2be | 1 | /*************************************************************************** |
2 | * Copyright (C) 2010 PCSX4ALL Team * | |
3 | * Copyright (C) 2010 Unai * | |
4 | * Copyright (C) 2011 notaz * | |
030d1121 | 5 | * Copyright (C) 2016 Senquack (dansilsby <AT> gmail <DOT> com) * |
6f2ee2be | 6 | * * |
7 | * This program is free software; you can redistribute it and/or modify * | |
8 | * it under the terms of the GNU General Public License as published by * | |
9 | * the Free Software Foundation; either version 2 of the License, or * | |
10 | * (at your option) any later version. * | |
11 | * * | |
12 | * This program is distributed in the hope that it will be useful, * | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
15 | * GNU General Public License for more details. * | |
16 | * * | |
17 | * You should have received a copy of the GNU General Public License * | |
18 | * along with this program; if not, write to the * | |
19 | * Free Software Foundation, Inc., * | |
20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * | |
21 | ***************************************************************************/ | |
22 | ||
030d1121 | 23 | #include <stddef.h> |
6f2ee2be | 24 | #include <stdio.h> |
25 | #include <stdlib.h> | |
26 | #include <string.h> | |
62d7fa95 | 27 | #include "../gpulib/gpu.h" |
c765eb86 JW |
28 | |
29 | #ifdef THREAD_RENDERING | |
30 | #include "../gpulib/gpulib_thread_if.h" | |
31 | #define do_cmd_list real_do_cmd_list | |
32 | #define renderer_init real_renderer_init | |
33 | #define renderer_finish real_renderer_finish | |
34 | #define renderer_sync_ecmds real_renderer_sync_ecmds | |
35 | #define renderer_update_caches real_renderer_update_caches | |
36 | #define renderer_flush_queues real_renderer_flush_queues | |
37 | #define renderer_set_interlace real_renderer_set_interlace | |
38 | #define renderer_set_config real_renderer_set_config | |
39 | #define renderer_notify_res_change real_renderer_notify_res_change | |
40 | #define renderer_notify_update_lace real_renderer_notify_update_lace | |
41 | #define renderer_sync real_renderer_sync | |
42 | #define ex_regs scratch_ex_regs | |
43 | #endif | |
44 | ||
030d1121 | 45 | //#include "port.h" |
46 | #include "gpu_unai.h" | |
6f2ee2be | 47 | |
030d1121 | 48 | // GPU fixed point math |
49 | #include "gpu_fixedpoint.h" | |
6f2ee2be | 50 | |
030d1121 | 51 | // Inner loop driver instantiation file |
52 | #include "gpu_inner.h" | |
6f2ee2be | 53 | |
54 | // GPU internal image drawing functions | |
030d1121 | 55 | #include "gpu_raster_image.h" |
6f2ee2be | 56 | |
57 | // GPU internal line drawing functions | |
030d1121 | 58 | #include "gpu_raster_line.h" |
6f2ee2be | 59 | |
60 | // GPU internal polygon drawing functions | |
030d1121 | 61 | #include "gpu_raster_polygon.h" |
6f2ee2be | 62 | |
63 | // GPU internal sprite drawing functions | |
030d1121 | 64 | #include "gpu_raster_sprite.h" |
6f2ee2be | 65 | |
66 | // GPU command buffer execution/store | |
030d1121 | 67 | #include "gpu_command.h" |
6f2ee2be | 68 | |
6f2ee2be | 69 | ///////////////////////////////////////////////////////////////////////////// |
70 | ||
43047988 JW |
71 | #define DOWNSCALE_VRAM_SIZE (1024 * 512 * 2 * 2 + 4096) |
72 | ||
73 | INLINE void scale_640_to_320(uint16_t *dest, const uint16_t *src, bool isRGB24) { | |
74 | size_t uCount = 320; | |
75 | ||
76 | if(isRGB24) { | |
77 | const uint8_t* src8 = (const uint8_t *)src; | |
78 | uint8_t* dst8 = (uint8_t *)dest; | |
79 | ||
80 | do { | |
81 | *dst8++ = *src8++; | |
82 | *dst8++ = *src8++; | |
83 | *dst8++ = *src8; | |
84 | src8 += 4; | |
85 | } while(--uCount); | |
86 | } else { | |
87 | const uint16_t* src16 = src; | |
88 | uint16_t* dst16 = dest; | |
89 | ||
90 | do { | |
91 | *dst16++ = *src16; | |
92 | src16 += 2; | |
93 | } while(--uCount); | |
94 | } | |
95 | } | |
96 | ||
97 | INLINE void scale_512_to_320(uint16_t *dest, const uint16_t *src, bool isRGB24) { | |
98 | size_t uCount = 64; | |
99 | ||
100 | if(isRGB24) { | |
101 | const uint8_t* src8 = (const uint8_t *)src; | |
102 | uint8_t* dst8 = (uint8_t *)dest; | |
103 | ||
104 | do { | |
105 | *dst8++ = *src8++; | |
106 | *dst8++ = *src8++; | |
107 | *dst8++ = *src8++; | |
108 | *dst8++ = *src8++; | |
109 | *dst8++ = *src8++; | |
110 | *dst8++ = *src8; | |
111 | src8 += 4; | |
112 | *dst8++ = *src8++; | |
113 | *dst8++ = *src8++; | |
114 | *dst8++ = *src8++; | |
115 | *dst8++ = *src8++; | |
116 | *dst8++ = *src8++; | |
117 | *dst8++ = *src8; | |
118 | src8 += 4; | |
119 | *dst8++ = *src8++; | |
120 | *dst8++ = *src8++; | |
121 | *dst8++ = *src8; | |
122 | src8 += 4; | |
123 | } while(--uCount); | |
124 | } else { | |
125 | const uint16_t* src16 = src; | |
126 | uint16_t* dst16 = dest; | |
127 | ||
128 | do { | |
129 | *dst16++ = *src16++; | |
130 | *dst16++ = *src16; | |
131 | src16 += 2; | |
132 | *dst16++ = *src16++; | |
133 | *dst16++ = *src16; | |
134 | src16 += 2; | |
135 | *dst16++ = *src16; | |
136 | src16 += 2; | |
137 | } while(--uCount); | |
138 | } | |
139 | } | |
140 | ||
141 | static uint16_t *get_downscale_buffer(int *x, int *y, int *w, int *h, int *vram_h) | |
142 | { | |
143 | uint16_t *dest = gpu_unai.downscale_vram; | |
144 | const uint16_t *src = gpu_unai.vram; | |
145 | bool isRGB24 = (gpu_unai.GPU_GP1 & 0x00200000 ? true : false); | |
146 | int stride = 1024, dstride = 1024, lines = *h, orig_w = *w; | |
147 | ||
148 | // PS1 fb read wraps around (fixes black screen in 'Tobal no. 1') | |
149 | unsigned int fb_mask = 1024 * 512 - 1; | |
150 | ||
151 | if (*h > 240) { | |
152 | *h /= 2; | |
153 | stride *= 2; | |
154 | lines = *h; | |
155 | ||
156 | // Ensure start at a non-skipped line | |
157 | while (*y & gpu_unai.ilace_mask) ++*y; | |
158 | } | |
159 | ||
160 | unsigned int fb_offset_src = (*y * dstride + *x) & fb_mask; | |
161 | unsigned int fb_offset_dest = fb_offset_src; | |
162 | ||
163 | if (*w == 512 || *w == 640) { | |
164 | *w = 320; | |
165 | } | |
166 | ||
167 | switch(orig_w) { | |
168 | case 640: | |
169 | do { | |
170 | scale_640_to_320(dest + fb_offset_dest, src + fb_offset_src, isRGB24); | |
171 | fb_offset_src = (fb_offset_src + stride) & fb_mask; | |
172 | fb_offset_dest = (fb_offset_dest + dstride) & fb_mask; | |
173 | } while(--lines); | |
174 | ||
175 | break; | |
176 | case 512: | |
177 | do { | |
178 | scale_512_to_320(dest + fb_offset_dest, src + fb_offset_src, isRGB24); | |
179 | fb_offset_src = (fb_offset_src + stride) & fb_mask; | |
180 | fb_offset_dest = (fb_offset_dest + dstride) & fb_mask; | |
181 | } while(--lines); | |
182 | break; | |
183 | default: | |
184 | size_t size = isRGB24 ? *w * 3 : *w * 2; | |
185 | ||
186 | do { | |
187 | memcpy(dest + fb_offset_dest, src + fb_offset_src, size); | |
188 | fb_offset_src = (fb_offset_src + stride) & fb_mask; | |
189 | fb_offset_dest = (fb_offset_dest + dstride) & fb_mask; | |
190 | } while(--lines); | |
191 | break; | |
192 | } | |
193 | ||
194 | return gpu_unai.downscale_vram; | |
195 | } | |
196 | ||
197 | static void map_downscale_buffer(void) | |
198 | { | |
199 | if (gpu_unai.downscale_vram) | |
200 | return; | |
201 | ||
202 | gpu_unai.downscale_vram = (uint16_t*)gpu.mmap(DOWNSCALE_VRAM_SIZE); | |
203 | ||
204 | if (gpu_unai.downscale_vram == NULL) { | |
205 | fprintf(stderr, "failed to map downscale buffer\n"); | |
206 | gpu.get_downscale_buffer = NULL; | |
207 | } | |
208 | else { | |
209 | gpu.get_downscale_buffer = get_downscale_buffer; | |
210 | } | |
211 | } | |
212 | ||
213 | static void unmap_downscale_buffer(void) | |
214 | { | |
215 | if (gpu_unai.downscale_vram == NULL) | |
216 | return; | |
217 | ||
218 | gpu.munmap(gpu_unai.downscale_vram, DOWNSCALE_VRAM_SIZE); | |
219 | gpu_unai.downscale_vram = NULL; | |
220 | gpu.get_downscale_buffer = NULL; | |
221 | } | |
222 | ||
6f2ee2be | 223 | int renderer_init(void) |
224 | { | |
030d1121 | 225 | memset((void*)&gpu_unai, 0, sizeof(gpu_unai)); |
226 | gpu_unai.vram = (u16*)gpu.vram; | |
227 | ||
228 | // Original standalone gpu_unai initialized TextureWindow[]. I added the | |
229 | // same behavior here, since it seems unsafe to leave [2],[3] unset when | |
230 | // using HLE and Rearmed gpu_neon sets this similarly on init. -senquack | |
231 | gpu_unai.TextureWindow[0] = 0; | |
232 | gpu_unai.TextureWindow[1] = 0; | |
233 | gpu_unai.TextureWindow[2] = 255; | |
234 | gpu_unai.TextureWindow[3] = 255; | |
235 | //senquack - new vars must be updated whenever texture window is changed: | |
236 | // (used for polygon-drawing in gpu_inner.h, gpu_raster_polygon.h) | |
237 | const u32 fb = FIXED_BITS; // # of fractional fixed-pt bits of u4/v4 | |
238 | gpu_unai.u_msk = (((u32)gpu_unai.TextureWindow[2]) << fb) | ((1 << fb) - 1); | |
239 | gpu_unai.v_msk = (((u32)gpu_unai.TextureWindow[3]) << fb) | ((1 << fb) - 1); | |
240 | ||
241 | // Configuration options | |
242 | gpu_unai.config = gpu_unai_config_ext; | |
243 | //senquack - disabled, not sure this is needed and would require modifying | |
244 | // sprite-span functions, perhaps unnecessarily. No Abe Oddysey hack was | |
245 | // present in latest PCSX4ALL sources we were using. | |
246 | //gpu_unai.config.enableAbbeyHack = gpu_unai_config_ext.abe_hack; | |
247 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
248 | ||
249 | #ifdef GPU_UNAI_USE_INT_DIV_MULTINV | |
250 | // s_invTable | |
251 | for(int i=1;i<=(1<<TABLE_BITS);++i) | |
252 | { | |
253 | double v = 1.0 / double(i); | |
254 | #ifdef GPU_TABLE_10_BITS | |
255 | v *= double(0xffffffff>>1); | |
256 | #else | |
257 | v *= double(0x80000000); | |
258 | #endif | |
259 | s_invTable[i-1]=s32(v); | |
260 | } | |
261 | #endif | |
262 | ||
263 | SetupLightLUT(); | |
264 | SetupDitheringConstants(); | |
265 | ||
43047988 JW |
266 | if (gpu_unai.config.scale_hires) { |
267 | map_downscale_buffer(); | |
268 | } | |
269 | ||
030d1121 | 270 | return 0; |
6f2ee2be | 271 | } |
272 | ||
e929dec5 | 273 | void renderer_finish(void) |
274 | { | |
43047988 | 275 | unmap_downscale_buffer(); |
e929dec5 | 276 | } |
277 | ||
278 | void renderer_notify_res_change(void) | |
279 | { | |
030d1121 | 280 | if (PixelSkipEnabled()) { |
281 | // Set blit_mask for high horizontal resolutions. This allows skipping | |
282 | // rendering pixels that would never get displayed on low-resolution | |
283 | // platforms that use simple pixel-dropping scaler. | |
284 | ||
285 | switch (gpu.screen.hres) | |
286 | { | |
287 | case 512: gpu_unai.blit_mask = 0xa4; break; // GPU_BlitWWSWWSWS | |
288 | case 640: gpu_unai.blit_mask = 0xaa; break; // GPU_BlitWS | |
289 | default: gpu_unai.blit_mask = 0; break; | |
290 | } | |
291 | } else { | |
292 | gpu_unai.blit_mask = 0; | |
293 | } | |
294 | ||
295 | if (LineSkipEnabled()) { | |
296 | // Set rendering line-skip (only render every other line in high-res | |
297 | // 480 vertical mode, or, optionally, force it for all video modes) | |
298 | ||
299 | if (gpu.screen.vres == 480) { | |
300 | if (gpu_unai.config.ilace_force) { | |
301 | gpu_unai.ilace_mask = 3; // Only need 1/4 of lines | |
302 | } else { | |
303 | gpu_unai.ilace_mask = 1; // Only need 1/2 of lines | |
304 | } | |
305 | } else { | |
306 | // Vert resolution changed from 480 to lower one | |
307 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
308 | } | |
309 | } else { | |
310 | gpu_unai.ilace_mask = 0; | |
311 | } | |
312 | ||
313 | /* | |
314 | printf("res change hres: %d vres: %d depth: %d ilace_mask: %d\n", | |
b9db55a9 | 315 | gpu.screen.hres, gpu.screen.vres, (gpu.status & PSX_GPU_STATUS_RGB24) ? 24 : 15, |
030d1121 | 316 | gpu_unai.ilace_mask); |
317 | */ | |
318 | } | |
319 | ||
12367ad0 | 320 | #ifdef USE_GPULIB |
030d1121 | 321 | // Handles GP0 draw settings commands 0xE1...0xE6 |
322 | static void gpuGP0Cmd_0xEx(gpu_unai_t &gpu_unai, u32 cmd_word) | |
323 | { | |
324 | // Assume incoming GP0 command is 0xE1..0xE6, convert to 1..6 | |
325 | u8 num = (cmd_word >> 24) & 7; | |
326 | gpu.ex_regs[num] = cmd_word; // Update gpulib register | |
327 | switch (num) { | |
328 | case 1: { | |
329 | // GP0(E1h) - Draw Mode setting (aka "Texpage") | |
330 | u32 cur_texpage = gpu_unai.GPU_GP1 & 0x7FF; | |
331 | u32 new_texpage = cmd_word & 0x7FF; | |
332 | if (cur_texpage != new_texpage) { | |
333 | gpu_unai.GPU_GP1 = (gpu_unai.GPU_GP1 & ~0x7FF) | new_texpage; | |
334 | gpuSetTexture(gpu_unai.GPU_GP1); | |
335 | } | |
336 | } break; | |
337 | ||
338 | case 2: { | |
339 | // GP0(E2h) - Texture Window setting | |
340 | if (cmd_word != gpu_unai.TextureWindowCur) { | |
341 | static const u8 TextureMask[32] = { | |
342 | 255, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7, | |
343 | 127, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7 | |
344 | }; | |
345 | gpu_unai.TextureWindowCur = cmd_word; | |
346 | gpu_unai.TextureWindow[0] = ((cmd_word >> 10) & 0x1F) << 3; | |
347 | gpu_unai.TextureWindow[1] = ((cmd_word >> 15) & 0x1F) << 3; | |
348 | gpu_unai.TextureWindow[2] = TextureMask[(cmd_word >> 0) & 0x1F]; | |
349 | gpu_unai.TextureWindow[3] = TextureMask[(cmd_word >> 5) & 0x1F]; | |
350 | gpu_unai.TextureWindow[0] &= ~gpu_unai.TextureWindow[2]; | |
351 | gpu_unai.TextureWindow[1] &= ~gpu_unai.TextureWindow[3]; | |
352 | ||
353 | // Inner loop vars must be updated whenever texture window is changed: | |
354 | const u32 fb = FIXED_BITS; // # of fractional fixed-pt bits of u4/v4 | |
355 | gpu_unai.u_msk = (((u32)gpu_unai.TextureWindow[2]) << fb) | ((1 << fb) - 1); | |
356 | gpu_unai.v_msk = (((u32)gpu_unai.TextureWindow[3]) << fb) | ((1 << fb) - 1); | |
357 | ||
358 | gpuSetTexture(gpu_unai.GPU_GP1); | |
359 | } | |
360 | } break; | |
361 | ||
362 | case 3: { | |
363 | // GP0(E3h) - Set Drawing Area top left (X1,Y1) | |
364 | gpu_unai.DrawingArea[0] = cmd_word & 0x3FF; | |
365 | gpu_unai.DrawingArea[1] = (cmd_word >> 10) & 0x3FF; | |
366 | } break; | |
367 | ||
368 | case 4: { | |
369 | // GP0(E4h) - Set Drawing Area bottom right (X2,Y2) | |
370 | gpu_unai.DrawingArea[2] = (cmd_word & 0x3FF) + 1; | |
371 | gpu_unai.DrawingArea[3] = ((cmd_word >> 10) & 0x3FF) + 1; | |
372 | } break; | |
373 | ||
374 | case 5: { | |
375 | // GP0(E5h) - Set Drawing Offset (X,Y) | |
376 | gpu_unai.DrawingOffset[0] = ((s32)cmd_word<<(32-11))>>(32-11); | |
377 | gpu_unai.DrawingOffset[1] = ((s32)cmd_word<<(32-22))>>(32-11); | |
378 | } break; | |
379 | ||
380 | case 6: { | |
381 | // GP0(E6h) - Mask Bit Setting | |
382 | gpu_unai.Masking = (cmd_word & 0x2) << 1; | |
383 | gpu_unai.PixelMSB = (cmd_word & 0x1) << 8; | |
384 | } break; | |
385 | } | |
e929dec5 | 386 | } |
12367ad0 | 387 | #endif |
e929dec5 | 388 | |
6f2ee2be | 389 | extern const unsigned char cmd_lengths[256]; |
390 | ||
5f315a8f | 391 | int do_cmd_list(u32 *list, int list_len, int *last_cmd) |
6f2ee2be | 392 | { |
5f315a8f | 393 | u32 cmd = 0, len, i; |
394 | u32 *list_start = list; | |
395 | u32 *list_end = list + list_len; | |
6f2ee2be | 396 | |
030d1121 | 397 | //TODO: set ilace_mask when resolution changes instead of every time, |
398 | // eliminate #ifdef below. | |
399 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
400 | ||
8f2bb0cb | 401 | #ifdef HAVE_PRE_ARMV7 /* XXX */ |
b9db55a9 | 402 | gpu_unai.ilace_mask |= !!(gpu.status & PSX_GPU_STATUS_INTERLACE); |
89c0de42 | 403 | #endif |
43047988 | 404 | if (gpu_unai.config.scale_hires) { |
b9db55a9 | 405 | gpu_unai.ilace_mask |= !!(gpu.status & PSX_GPU_STATUS_INTERLACE); |
43047988 | 406 | } |
89c0de42 | 407 | |
6f2ee2be | 408 | for (; list < list_end; list += 1 + len) |
409 | { | |
6f2ee2be | 410 | cmd = *list >> 24; |
411 | len = cmd_lengths[cmd]; | |
b243416b | 412 | if (list + 1 + len > list_end) { |
413 | cmd = -1; | |
414 | break; | |
415 | } | |
416 | ||
42a261f1 | 417 | #define PRIM cmd |
030d1121 | 418 | gpu_unai.PacketBuffer.U4[0] = list[0]; |
42a261f1 | 419 | for (i = 1; i <= len; i++) |
030d1121 | 420 | gpu_unai.PacketBuffer.U4[i] = list[i]; |
421 | ||
422 | PtrUnion packet = { .ptr = (void*)&gpu_unai.PacketBuffer }; | |
6f2ee2be | 423 | |
42a261f1 | 424 | switch (cmd) |
6f2ee2be | 425 | { |
42a261f1 | 426 | case 0x02: |
030d1121 | 427 | gpuClearImage(packet); |
42a261f1 | 428 | break; |
429 | ||
430 | case 0x20: | |
431 | case 0x21: | |
432 | case 0x22: | |
030d1121 | 433 | case 0x23: { // Monochrome 3-pt poly |
434 | PP driver = gpuPolySpanDrivers[ | |
435 | (gpu_unai.blit_mask?1024:0) | | |
436 | Blending_Mode | | |
437 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB | |
438 | ]; | |
439 | gpuDrawPolyF(packet, driver, false); | |
440 | } break; | |
42a261f1 | 441 | |
442 | case 0x24: | |
443 | case 0x25: | |
444 | case 0x26: | |
030d1121 | 445 | case 0x27: { // Textured 3-pt poly |
446 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
447 | gpuSetTexture(gpu_unai.PacketBuffer.U4[4] >> 16); | |
448 | ||
449 | u32 driver_idx = | |
450 | (gpu_unai.blit_mask?1024:0) | | |
451 | Dithering | | |
452 | Blending_Mode | gpu_unai.TEXT_MODE | | |
453 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; | |
454 | ||
455 | if (!FastLightingEnabled()) { | |
456 | driver_idx |= Lighting; | |
457 | } else { | |
458 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) | |
459 | driver_idx |= Lighting; | |
460 | } | |
461 | ||
462 | PP driver = gpuPolySpanDrivers[driver_idx]; | |
463 | gpuDrawPolyFT(packet, driver, false); | |
464 | } break; | |
42a261f1 | 465 | |
466 | case 0x28: | |
467 | case 0x29: | |
468 | case 0x2A: | |
030d1121 | 469 | case 0x2B: { // Monochrome 4-pt poly |
470 | PP driver = gpuPolySpanDrivers[ | |
471 | (gpu_unai.blit_mask?1024:0) | | |
472 | Blending_Mode | | |
473 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB | |
474 | ]; | |
475 | gpuDrawPolyF(packet, driver, true); // is_quad = true | |
476 | } break; | |
42a261f1 | 477 | |
478 | case 0x2C: | |
479 | case 0x2D: | |
480 | case 0x2E: | |
030d1121 | 481 | case 0x2F: { // Textured 4-pt poly |
482 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
483 | gpuSetTexture(gpu_unai.PacketBuffer.U4[4] >> 16); | |
484 | ||
485 | u32 driver_idx = | |
486 | (gpu_unai.blit_mask?1024:0) | | |
487 | Dithering | | |
488 | Blending_Mode | gpu_unai.TEXT_MODE | | |
489 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; | |
490 | ||
491 | if (!FastLightingEnabled()) { | |
492 | driver_idx |= Lighting; | |
493 | } else { | |
494 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) | |
495 | driver_idx |= Lighting; | |
496 | } | |
497 | ||
498 | PP driver = gpuPolySpanDrivers[driver_idx]; | |
499 | gpuDrawPolyFT(packet, driver, true); // is_quad = true | |
500 | } break; | |
42a261f1 | 501 | |
502 | case 0x30: | |
503 | case 0x31: | |
504 | case 0x32: | |
030d1121 | 505 | case 0x33: { // Gouraud-shaded 3-pt poly |
506 | //NOTE: The '129' here is CF_GOURAUD | CF_LIGHT, however | |
507 | // this is an untextured poly, so CF_LIGHT (texture blend) | |
508 | // shouldn't apply. Until the original array of template | |
509 | // instantiation ptrs is fixed, we're stuck with this. (TODO) | |
510 | PP driver = gpuPolySpanDrivers[ | |
511 | (gpu_unai.blit_mask?1024:0) | | |
512 | Dithering | | |
513 | Blending_Mode | | |
514 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB | |
515 | ]; | |
516 | gpuDrawPolyG(packet, driver, false); | |
517 | } break; | |
42a261f1 | 518 | |
519 | case 0x34: | |
520 | case 0x35: | |
521 | case 0x36: | |
030d1121 | 522 | case 0x37: { // Gouraud-shaded, textured 3-pt poly |
523 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
524 | gpuSetTexture (gpu_unai.PacketBuffer.U4[5] >> 16); | |
525 | PP driver = gpuPolySpanDrivers[ | |
526 | (gpu_unai.blit_mask?1024:0) | | |
527 | Dithering | | |
528 | Blending_Mode | gpu_unai.TEXT_MODE | | |
529 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB | |
530 | ]; | |
531 | gpuDrawPolyGT(packet, driver, false); | |
532 | } break; | |
42a261f1 | 533 | |
534 | case 0x38: | |
535 | case 0x39: | |
536 | case 0x3A: | |
030d1121 | 537 | case 0x3B: { // Gouraud-shaded 4-pt poly |
538 | // See notes regarding '129' for 0x30..0x33 further above -senquack | |
539 | PP driver = gpuPolySpanDrivers[ | |
540 | (gpu_unai.blit_mask?1024:0) | | |
541 | Dithering | | |
542 | Blending_Mode | | |
543 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB | |
544 | ]; | |
545 | gpuDrawPolyG(packet, driver, true); // is_quad = true | |
546 | } break; | |
42a261f1 | 547 | |
548 | case 0x3C: | |
549 | case 0x3D: | |
550 | case 0x3E: | |
030d1121 | 551 | case 0x3F: { // Gouraud-shaded, textured 4-pt poly |
552 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
553 | gpuSetTexture (gpu_unai.PacketBuffer.U4[5] >> 16); | |
554 | PP driver = gpuPolySpanDrivers[ | |
555 | (gpu_unai.blit_mask?1024:0) | | |
556 | Dithering | | |
557 | Blending_Mode | gpu_unai.TEXT_MODE | | |
558 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB | |
559 | ]; | |
560 | gpuDrawPolyGT(packet, driver, true); // is_quad = true | |
561 | } break; | |
42a261f1 | 562 | |
563 | case 0x40: | |
564 | case 0x41: | |
565 | case 0x42: | |
030d1121 | 566 | case 0x43: { // Monochrome line |
567 | // Shift index right by one, as untextured prims don't use lighting | |
568 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
569 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
570 | gpuDrawLineF(packet, driver); | |
571 | } break; | |
572 | ||
573 | case 0x48 ... 0x4F: { // Monochrome line strip | |
6f2ee2be | 574 | u32 num_vertexes = 1; |
5f315a8f | 575 | u32 *list_position = &(list[2]); |
8aea5f5a | 576 | |
030d1121 | 577 | // Shift index right by one, as untextured prims don't use lighting |
578 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
579 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
580 | gpuDrawLineF(packet, driver); | |
6f2ee2be | 581 | |
582 | while(1) | |
583 | { | |
030d1121 | 584 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[2]; |
585 | gpu_unai.PacketBuffer.U4[2] = *list_position++; | |
586 | gpuDrawLineF(packet, driver); | |
8aea5f5a | 587 | |
6f2ee2be | 588 | num_vertexes++; |
5f315a8f | 589 | if(list_position >= list_end) { |
804789d7 | 590 | cmd = -1; |
591 | goto breakloop; | |
592 | } | |
593 | if((*list_position & 0xf000f000) == 0x50005000) | |
b243416b | 594 | break; |
6f2ee2be | 595 | } |
596 | ||
b243416b | 597 | len += (num_vertexes - 2); |
030d1121 | 598 | } break; |
6f2ee2be | 599 | |
42a261f1 | 600 | case 0x50: |
601 | case 0x51: | |
602 | case 0x52: | |
030d1121 | 603 | case 0x53: { // Gouraud-shaded line |
604 | // Shift index right by one, as untextured prims don't use lighting | |
605 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
606 | // Index MSB selects Gouraud-shaded PixelSpanDriver: | |
607 | driver_idx |= (1 << 5); | |
608 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
609 | gpuDrawLineG(packet, driver); | |
610 | } break; | |
611 | ||
612 | case 0x58 ... 0x5F: { // Gouraud-shaded line strip | |
6f2ee2be | 613 | u32 num_vertexes = 1; |
5f315a8f | 614 | u32 *list_position = &(list[2]); |
8aea5f5a | 615 | |
030d1121 | 616 | // Shift index right by one, as untextured prims don't use lighting |
617 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
618 | // Index MSB selects Gouraud-shaded PixelSpanDriver: | |
619 | driver_idx |= (1 << 5); | |
620 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
621 | gpuDrawLineG(packet, driver); | |
6f2ee2be | 622 | |
623 | while(1) | |
624 | { | |
030d1121 | 625 | gpu_unai.PacketBuffer.U4[0] = gpu_unai.PacketBuffer.U4[2]; |
626 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[3]; | |
627 | gpu_unai.PacketBuffer.U4[2] = *list_position++; | |
628 | gpu_unai.PacketBuffer.U4[3] = *list_position++; | |
629 | gpuDrawLineG(packet, driver); | |
8aea5f5a | 630 | |
6f2ee2be | 631 | num_vertexes++; |
5f315a8f | 632 | if(list_position >= list_end) { |
804789d7 | 633 | cmd = -1; |
634 | goto breakloop; | |
635 | } | |
636 | if((*list_position & 0xf000f000) == 0x50005000) | |
b243416b | 637 | break; |
6f2ee2be | 638 | } |
639 | ||
b243416b | 640 | len += (num_vertexes - 2) * 2; |
030d1121 | 641 | } break; |
6f2ee2be | 642 | |
42a261f1 | 643 | case 0x60: |
644 | case 0x61: | |
645 | case 0x62: | |
030d1121 | 646 | case 0x63: { // Monochrome rectangle (variable size) |
647 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; | |
648 | gpuDrawT(packet, driver); | |
649 | } break; | |
42a261f1 | 650 | |
651 | case 0x64: | |
652 | case 0x65: | |
653 | case 0x66: | |
030d1121 | 654 | case 0x67: { // Textured rectangle (variable size) |
655 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
656 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); | |
657 | ||
658 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
659 | // This fixes Silent Hill running animation on loading screens: | |
660 | // (On PSX, color values 0x00-0x7F darken the source texture's color, | |
661 | // 0x81-FF lighten textures (ultimately clamped to 0x1F), | |
662 | // 0x80 leaves source texture color unchanged, HOWEVER, | |
663 | // gpu_unai uses a simple lighting LUT whereby only the upper | |
664 | // 5 bits of an 8-bit color are used, so 0x80-0x87 all behave as | |
665 | // 0x80. | |
666 | // | |
667 | // NOTE: I've changed all textured sprite draw commands here and | |
668 | // elsewhere to use proper behavior, but left poly commands | |
669 | // alone, I don't want to slow rendering down too much. (TODO) | |
670 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
671 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
672 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) | |
673 | driver_idx |= Lighting; | |
674 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
675 | gpuDrawS(packet, driver); | |
676 | } break; | |
42a261f1 | 677 | |
678 | case 0x68: | |
679 | case 0x69: | |
680 | case 0x6A: | |
030d1121 | 681 | case 0x6B: { // Monochrome rectangle (1x1 dot) |
682 | gpu_unai.PacketBuffer.U4[2] = 0x00010001; | |
683 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; | |
684 | gpuDrawT(packet, driver); | |
685 | } break; | |
42a261f1 | 686 | |
687 | case 0x70: | |
688 | case 0x71: | |
689 | case 0x72: | |
030d1121 | 690 | case 0x73: { // Monochrome rectangle (8x8) |
691 | gpu_unai.PacketBuffer.U4[2] = 0x00080008; | |
692 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; | |
693 | gpuDrawT(packet, driver); | |
694 | } break; | |
42a261f1 | 695 | |
696 | case 0x74: | |
697 | case 0x75: | |
698 | case 0x76: | |
030d1121 | 699 | case 0x77: { // Textured rectangle (8x8) |
700 | gpu_unai.PacketBuffer.U4[3] = 0x00080008; | |
701 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
702 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); | |
703 | ||
704 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
705 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
706 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
707 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) | |
708 | driver_idx |= Lighting; | |
709 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
710 | gpuDrawS(packet, driver); | |
711 | } break; | |
42a261f1 | 712 | |
713 | case 0x78: | |
714 | case 0x79: | |
715 | case 0x7A: | |
030d1121 | 716 | case 0x7B: { // Monochrome rectangle (16x16) |
717 | gpu_unai.PacketBuffer.U4[2] = 0x00100010; | |
718 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; | |
719 | gpuDrawT(packet, driver); | |
720 | } break; | |
42a261f1 | 721 | |
722 | case 0x7C: | |
723 | case 0x7D: | |
724 | #ifdef __arm__ | |
030d1121 | 725 | if ((gpu_unai.GPU_GP1 & 0x180) == 0 && (gpu_unai.Masking | gpu_unai.PixelMSB) == 0) |
42a261f1 | 726 | { |
030d1121 | 727 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); |
728 | gpuDrawS16(packet); | |
42a261f1 | 729 | break; |
730 | } | |
731 | // fallthrough | |
732 | #endif | |
733 | case 0x7E: | |
030d1121 | 734 | case 0x7F: { // Textured rectangle (16x16) |
735 | gpu_unai.PacketBuffer.U4[3] = 0x00100010; | |
736 | gpuSetCLUT (gpu_unai.PacketBuffer.U4[2] >> 16); | |
737 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); | |
738 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
739 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
740 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
741 | if ((gpu_unai.PacketBuffer.U4[0] & 0xF8F8F8) != 0x808080) | |
742 | driver_idx |= Lighting; | |
743 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
744 | gpuDrawS(packet, driver); | |
745 | } break; | |
42a261f1 | 746 | |
747 | case 0x80: // vid -> vid | |
030d1121 | 748 | gpuMoveImage(packet); |
42a261f1 | 749 | break; |
030d1121 | 750 | |
9a6e7816 | 751 | #ifdef TEST |
752 | case 0xA0: // sys -> vid | |
753 | { | |
754 | u32 load_width = list[2] & 0xffff; | |
755 | u32 load_height = list[2] >> 16; | |
756 | u32 load_size = load_width * load_height; | |
757 | ||
758 | len += load_size / 2; | |
030d1121 | 759 | } break; |
760 | ||
42a261f1 | 761 | case 0xC0: |
762 | break; | |
763 | #else | |
764 | case 0xA0: // sys ->vid | |
765 | case 0xC0: // vid -> sys | |
030d1121 | 766 | // Handled by gpulib |
42a261f1 | 767 | goto breakloop; |
9a6e7816 | 768 | #endif |
030d1121 | 769 | case 0xE1 ... 0xE6: { // Draw settings |
770 | gpuGP0Cmd_0xEx(gpu_unai, gpu_unai.PacketBuffer.U4[0]); | |
771 | } break; | |
6f2ee2be | 772 | } |
773 | } | |
b243416b | 774 | |
42a261f1 | 775 | breakloop: |
b243416b | 776 | gpu.ex_regs[1] &= ~0x1ff; |
030d1121 | 777 | gpu.ex_regs[1] |= gpu_unai.GPU_GP1 & 0x1ff; |
b243416b | 778 | |
779 | *last_cmd = cmd; | |
780 | return list - list_start; | |
6f2ee2be | 781 | } |
782 | ||
783 | void renderer_sync_ecmds(uint32_t *ecmds) | |
784 | { | |
42a261f1 | 785 | int dummy; |
786 | do_cmd_list(&ecmds[1], 6, &dummy); | |
6f2ee2be | 787 | } |
788 | ||
05740673 | 789 | void renderer_update_caches(int x, int y, int w, int h) |
6f2ee2be | 790 | { |
791 | } | |
792 | ||
793 | void renderer_flush_queues(void) | |
794 | { | |
795 | } | |
914455e6 | 796 | |
5440b88e | 797 | void renderer_set_interlace(int enable, int is_odd) |
798 | { | |
799 | } | |
800 | ||
914455e6 | 801 | #include "../../frontend/plugin_lib.h" |
030d1121 | 802 | // Handle any gpulib settings applicable to gpu_unai: |
914455e6 | 803 | void renderer_set_config(const struct rearmed_cbs *cbs) |
804 | { | |
030d1121 | 805 | gpu_unai.vram = (u16*)gpu.vram; |
806 | gpu_unai.config.ilace_force = cbs->gpu_unai.ilace_force; | |
807 | gpu_unai.config.pixel_skip = cbs->gpu_unai.pixel_skip; | |
808 | gpu_unai.config.lighting = cbs->gpu_unai.lighting; | |
809 | gpu_unai.config.fast_lighting = cbs->gpu_unai.fast_lighting; | |
810 | gpu_unai.config.blending = cbs->gpu_unai.blending; | |
811 | gpu_unai.config.dithering = cbs->gpu_unai.dithering; | |
43047988 JW |
812 | gpu_unai.config.scale_hires = cbs->gpu_unai.scale_hires; |
813 | ||
814 | gpu.state.downscale_enable = gpu_unai.config.scale_hires; | |
815 | if (gpu_unai.config.scale_hires) { | |
816 | map_downscale_buffer(); | |
817 | } else { | |
818 | unmap_downscale_buffer(); | |
819 | } | |
914455e6 | 820 | } |
9a6e7816 | 821 | |
c765eb86 JW |
822 | void renderer_sync(void) |
823 | { | |
824 | } | |
825 | ||
826 | void renderer_notify_update_lace(int updated) | |
827 | { | |
828 | } | |
829 | ||
42a261f1 | 830 | // vim:shiftwidth=2:expandtab |