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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 | ||
4949d4ff | 73 | INLINE void scale_640_to_320(uint16_t *dest, const le16_t *src, bool isRGB24) { |
43047988 JW |
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 { | |
4949d4ff | 87 | const le16_t *src16 = src; |
43047988 JW |
88 | uint16_t* dst16 = dest; |
89 | ||
90 | do { | |
4949d4ff | 91 | *dst16++ = le16_to_u16(*src16); |
43047988 JW |
92 | src16 += 2; |
93 | } while(--uCount); | |
94 | } | |
95 | } | |
96 | ||
4949d4ff | 97 | INLINE void scale_512_to_320(uint16_t *dest, const le16_t *src, bool isRGB24) { |
43047988 JW |
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 { | |
4949d4ff | 125 | const le16_t* src16 = src; |
43047988 JW |
126 | uint16_t* dst16 = dest; |
127 | ||
128 | do { | |
4949d4ff PC |
129 | *dst16++ = le16_to_u16(*src16++); |
130 | *dst16++ = le16_to_u16(*src16); | |
43047988 | 131 | src16 += 2; |
4949d4ff PC |
132 | *dst16++ = le16_to_u16(*src16++); |
133 | *dst16++ = le16_to_u16(*src16); | |
43047988 | 134 | src16 += 2; |
4949d4ff | 135 | *dst16++ = le16_to_u16(*src16); |
43047988 JW |
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; | |
4949d4ff | 144 | const le16_t *src = gpu_unai.vram; |
43047988 JW |
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 { | |
4949d4ff PC |
187 | #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
188 | for (unsigned int i; i < size; i += 2) | |
189 | dest[fb_offset_dest + i] = le16_to_u16(src[fb_offset_src + i]); | |
190 | #else | |
191 | memcpy(dest + fb_offset_dest, (u16 *)src + fb_offset_src, size); | |
192 | #endif | |
43047988 JW |
193 | fb_offset_src = (fb_offset_src + stride) & fb_mask; |
194 | fb_offset_dest = (fb_offset_dest + dstride) & fb_mask; | |
195 | } while(--lines); | |
196 | break; | |
197 | } | |
198 | ||
199 | return gpu_unai.downscale_vram; | |
200 | } | |
201 | ||
202 | static void map_downscale_buffer(void) | |
203 | { | |
204 | if (gpu_unai.downscale_vram) | |
205 | return; | |
206 | ||
207 | gpu_unai.downscale_vram = (uint16_t*)gpu.mmap(DOWNSCALE_VRAM_SIZE); | |
208 | ||
209 | if (gpu_unai.downscale_vram == NULL) { | |
210 | fprintf(stderr, "failed to map downscale buffer\n"); | |
211 | gpu.get_downscale_buffer = NULL; | |
212 | } | |
213 | else { | |
214 | gpu.get_downscale_buffer = get_downscale_buffer; | |
215 | } | |
216 | } | |
217 | ||
218 | static void unmap_downscale_buffer(void) | |
219 | { | |
220 | if (gpu_unai.downscale_vram == NULL) | |
221 | return; | |
222 | ||
223 | gpu.munmap(gpu_unai.downscale_vram, DOWNSCALE_VRAM_SIZE); | |
224 | gpu_unai.downscale_vram = NULL; | |
225 | gpu.get_downscale_buffer = NULL; | |
226 | } | |
227 | ||
6f2ee2be | 228 | int renderer_init(void) |
229 | { | |
030d1121 | 230 | memset((void*)&gpu_unai, 0, sizeof(gpu_unai)); |
4949d4ff | 231 | gpu_unai.vram = (le16_t *)gpu.vram; |
030d1121 | 232 | |
233 | // Original standalone gpu_unai initialized TextureWindow[]. I added the | |
234 | // same behavior here, since it seems unsafe to leave [2],[3] unset when | |
235 | // using HLE and Rearmed gpu_neon sets this similarly on init. -senquack | |
236 | gpu_unai.TextureWindow[0] = 0; | |
237 | gpu_unai.TextureWindow[1] = 0; | |
238 | gpu_unai.TextureWindow[2] = 255; | |
239 | gpu_unai.TextureWindow[3] = 255; | |
240 | //senquack - new vars must be updated whenever texture window is changed: | |
241 | // (used for polygon-drawing in gpu_inner.h, gpu_raster_polygon.h) | |
242 | const u32 fb = FIXED_BITS; // # of fractional fixed-pt bits of u4/v4 | |
243 | gpu_unai.u_msk = (((u32)gpu_unai.TextureWindow[2]) << fb) | ((1 << fb) - 1); | |
244 | gpu_unai.v_msk = (((u32)gpu_unai.TextureWindow[3]) << fb) | ((1 << fb) - 1); | |
245 | ||
246 | // Configuration options | |
247 | gpu_unai.config = gpu_unai_config_ext; | |
248 | //senquack - disabled, not sure this is needed and would require modifying | |
249 | // sprite-span functions, perhaps unnecessarily. No Abe Oddysey hack was | |
250 | // present in latest PCSX4ALL sources we were using. | |
251 | //gpu_unai.config.enableAbbeyHack = gpu_unai_config_ext.abe_hack; | |
252 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
253 | ||
254 | #ifdef GPU_UNAI_USE_INT_DIV_MULTINV | |
255 | // s_invTable | |
256 | for(int i=1;i<=(1<<TABLE_BITS);++i) | |
257 | { | |
258 | double v = 1.0 / double(i); | |
259 | #ifdef GPU_TABLE_10_BITS | |
260 | v *= double(0xffffffff>>1); | |
261 | #else | |
262 | v *= double(0x80000000); | |
263 | #endif | |
264 | s_invTable[i-1]=s32(v); | |
265 | } | |
266 | #endif | |
267 | ||
268 | SetupLightLUT(); | |
269 | SetupDitheringConstants(); | |
270 | ||
43047988 JW |
271 | if (gpu_unai.config.scale_hires) { |
272 | map_downscale_buffer(); | |
273 | } | |
274 | ||
030d1121 | 275 | return 0; |
6f2ee2be | 276 | } |
277 | ||
e929dec5 | 278 | void renderer_finish(void) |
279 | { | |
43047988 | 280 | unmap_downscale_buffer(); |
e929dec5 | 281 | } |
282 | ||
283 | void renderer_notify_res_change(void) | |
284 | { | |
030d1121 | 285 | if (PixelSkipEnabled()) { |
286 | // Set blit_mask for high horizontal resolutions. This allows skipping | |
287 | // rendering pixels that would never get displayed on low-resolution | |
288 | // platforms that use simple pixel-dropping scaler. | |
289 | ||
290 | switch (gpu.screen.hres) | |
291 | { | |
292 | case 512: gpu_unai.blit_mask = 0xa4; break; // GPU_BlitWWSWWSWS | |
293 | case 640: gpu_unai.blit_mask = 0xaa; break; // GPU_BlitWS | |
294 | default: gpu_unai.blit_mask = 0; break; | |
295 | } | |
296 | } else { | |
297 | gpu_unai.blit_mask = 0; | |
298 | } | |
299 | ||
300 | if (LineSkipEnabled()) { | |
301 | // Set rendering line-skip (only render every other line in high-res | |
302 | // 480 vertical mode, or, optionally, force it for all video modes) | |
303 | ||
304 | if (gpu.screen.vres == 480) { | |
305 | if (gpu_unai.config.ilace_force) { | |
306 | gpu_unai.ilace_mask = 3; // Only need 1/4 of lines | |
307 | } else { | |
308 | gpu_unai.ilace_mask = 1; // Only need 1/2 of lines | |
309 | } | |
310 | } else { | |
311 | // Vert resolution changed from 480 to lower one | |
312 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
313 | } | |
314 | } else { | |
315 | gpu_unai.ilace_mask = 0; | |
316 | } | |
317 | ||
318 | /* | |
319 | printf("res change hres: %d vres: %d depth: %d ilace_mask: %d\n", | |
b9db55a9 | 320 | gpu.screen.hres, gpu.screen.vres, (gpu.status & PSX_GPU_STATUS_RGB24) ? 24 : 15, |
030d1121 | 321 | gpu_unai.ilace_mask); |
322 | */ | |
323 | } | |
324 | ||
3b7b0065 | 325 | void renderer_notify_scanout_x_change(int x, int w) |
326 | { | |
327 | } | |
328 | ||
12367ad0 | 329 | #ifdef USE_GPULIB |
030d1121 | 330 | // Handles GP0 draw settings commands 0xE1...0xE6 |
331 | static void gpuGP0Cmd_0xEx(gpu_unai_t &gpu_unai, u32 cmd_word) | |
332 | { | |
333 | // Assume incoming GP0 command is 0xE1..0xE6, convert to 1..6 | |
334 | u8 num = (cmd_word >> 24) & 7; | |
335 | gpu.ex_regs[num] = cmd_word; // Update gpulib register | |
336 | switch (num) { | |
337 | case 1: { | |
338 | // GP0(E1h) - Draw Mode setting (aka "Texpage") | |
339 | u32 cur_texpage = gpu_unai.GPU_GP1 & 0x7FF; | |
340 | u32 new_texpage = cmd_word & 0x7FF; | |
341 | if (cur_texpage != new_texpage) { | |
342 | gpu_unai.GPU_GP1 = (gpu_unai.GPU_GP1 & ~0x7FF) | new_texpage; | |
343 | gpuSetTexture(gpu_unai.GPU_GP1); | |
344 | } | |
345 | } break; | |
346 | ||
347 | case 2: { | |
348 | // GP0(E2h) - Texture Window setting | |
349 | if (cmd_word != gpu_unai.TextureWindowCur) { | |
350 | static const u8 TextureMask[32] = { | |
351 | 255, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7, | |
352 | 127, 7, 15, 7, 31, 7, 15, 7, 63, 7, 15, 7, 31, 7, 15, 7 | |
353 | }; | |
354 | gpu_unai.TextureWindowCur = cmd_word; | |
355 | gpu_unai.TextureWindow[0] = ((cmd_word >> 10) & 0x1F) << 3; | |
356 | gpu_unai.TextureWindow[1] = ((cmd_word >> 15) & 0x1F) << 3; | |
357 | gpu_unai.TextureWindow[2] = TextureMask[(cmd_word >> 0) & 0x1F]; | |
358 | gpu_unai.TextureWindow[3] = TextureMask[(cmd_word >> 5) & 0x1F]; | |
359 | gpu_unai.TextureWindow[0] &= ~gpu_unai.TextureWindow[2]; | |
360 | gpu_unai.TextureWindow[1] &= ~gpu_unai.TextureWindow[3]; | |
361 | ||
362 | // Inner loop vars must be updated whenever texture window is changed: | |
363 | const u32 fb = FIXED_BITS; // # of fractional fixed-pt bits of u4/v4 | |
364 | gpu_unai.u_msk = (((u32)gpu_unai.TextureWindow[2]) << fb) | ((1 << fb) - 1); | |
365 | gpu_unai.v_msk = (((u32)gpu_unai.TextureWindow[3]) << fb) | ((1 << fb) - 1); | |
366 | ||
367 | gpuSetTexture(gpu_unai.GPU_GP1); | |
368 | } | |
369 | } break; | |
370 | ||
371 | case 3: { | |
372 | // GP0(E3h) - Set Drawing Area top left (X1,Y1) | |
373 | gpu_unai.DrawingArea[0] = cmd_word & 0x3FF; | |
374 | gpu_unai.DrawingArea[1] = (cmd_word >> 10) & 0x3FF; | |
375 | } break; | |
376 | ||
377 | case 4: { | |
378 | // GP0(E4h) - Set Drawing Area bottom right (X2,Y2) | |
379 | gpu_unai.DrawingArea[2] = (cmd_word & 0x3FF) + 1; | |
380 | gpu_unai.DrawingArea[3] = ((cmd_word >> 10) & 0x3FF) + 1; | |
381 | } break; | |
382 | ||
383 | case 5: { | |
384 | // GP0(E5h) - Set Drawing Offset (X,Y) | |
385 | gpu_unai.DrawingOffset[0] = ((s32)cmd_word<<(32-11))>>(32-11); | |
386 | gpu_unai.DrawingOffset[1] = ((s32)cmd_word<<(32-22))>>(32-11); | |
387 | } break; | |
388 | ||
389 | case 6: { | |
390 | // GP0(E6h) - Mask Bit Setting | |
391 | gpu_unai.Masking = (cmd_word & 0x2) << 1; | |
392 | gpu_unai.PixelMSB = (cmd_word & 0x1) << 8; | |
393 | } break; | |
394 | } | |
e929dec5 | 395 | } |
12367ad0 | 396 | #endif |
e929dec5 | 397 | |
6f2ee2be | 398 | extern const unsigned char cmd_lengths[256]; |
399 | ||
4949d4ff | 400 | int do_cmd_list(u32 *_list, int list_len, int *last_cmd) |
6f2ee2be | 401 | { |
5f315a8f | 402 | u32 cmd = 0, len, i; |
4949d4ff PC |
403 | le32_t *list = (le32_t *)_list; |
404 | le32_t *list_start = list; | |
405 | le32_t *list_end = list + list_len; | |
6f2ee2be | 406 | |
030d1121 | 407 | //TODO: set ilace_mask when resolution changes instead of every time, |
408 | // eliminate #ifdef below. | |
409 | gpu_unai.ilace_mask = gpu_unai.config.ilace_force; | |
410 | ||
8f2bb0cb | 411 | #ifdef HAVE_PRE_ARMV7 /* XXX */ |
b9db55a9 | 412 | gpu_unai.ilace_mask |= !!(gpu.status & PSX_GPU_STATUS_INTERLACE); |
89c0de42 | 413 | #endif |
43047988 | 414 | if (gpu_unai.config.scale_hires) { |
b9db55a9 | 415 | gpu_unai.ilace_mask |= !!(gpu.status & PSX_GPU_STATUS_INTERLACE); |
43047988 | 416 | } |
89c0de42 | 417 | |
6f2ee2be | 418 | for (; list < list_end; list += 1 + len) |
419 | { | |
4949d4ff | 420 | cmd = le32_to_u32(*list) >> 24; |
6f2ee2be | 421 | len = cmd_lengths[cmd]; |
b243416b | 422 | if (list + 1 + len > list_end) { |
423 | cmd = -1; | |
424 | break; | |
425 | } | |
426 | ||
42a261f1 | 427 | #define PRIM cmd |
030d1121 | 428 | gpu_unai.PacketBuffer.U4[0] = list[0]; |
42a261f1 | 429 | for (i = 1; i <= len; i++) |
030d1121 | 430 | gpu_unai.PacketBuffer.U4[i] = list[i]; |
431 | ||
432 | PtrUnion packet = { .ptr = (void*)&gpu_unai.PacketBuffer }; | |
6f2ee2be | 433 | |
42a261f1 | 434 | switch (cmd) |
6f2ee2be | 435 | { |
42a261f1 | 436 | case 0x02: |
030d1121 | 437 | gpuClearImage(packet); |
42a261f1 | 438 | break; |
439 | ||
440 | case 0x20: | |
441 | case 0x21: | |
442 | case 0x22: | |
030d1121 | 443 | case 0x23: { // Monochrome 3-pt poly |
444 | PP driver = gpuPolySpanDrivers[ | |
445 | (gpu_unai.blit_mask?1024:0) | | |
446 | Blending_Mode | | |
447 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB | |
448 | ]; | |
449 | gpuDrawPolyF(packet, driver, false); | |
450 | } break; | |
42a261f1 | 451 | |
452 | case 0x24: | |
453 | case 0x25: | |
454 | case 0x26: | |
030d1121 | 455 | case 0x27: { // Textured 3-pt poly |
4949d4ff PC |
456 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
457 | gpuSetTexture(le32_to_u32(gpu_unai.PacketBuffer.U4[4]) >> 16); | |
030d1121 | 458 | |
459 | u32 driver_idx = | |
460 | (gpu_unai.blit_mask?1024:0) | | |
461 | Dithering | | |
462 | Blending_Mode | gpu_unai.TEXT_MODE | | |
463 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; | |
464 | ||
465 | if (!FastLightingEnabled()) { | |
466 | driver_idx |= Lighting; | |
467 | } else { | |
468 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) | |
469 | driver_idx |= Lighting; | |
470 | } | |
471 | ||
472 | PP driver = gpuPolySpanDrivers[driver_idx]; | |
473 | gpuDrawPolyFT(packet, driver, false); | |
474 | } break; | |
42a261f1 | 475 | |
476 | case 0x28: | |
477 | case 0x29: | |
478 | case 0x2A: | |
030d1121 | 479 | case 0x2B: { // Monochrome 4-pt poly |
480 | PP driver = gpuPolySpanDrivers[ | |
481 | (gpu_unai.blit_mask?1024:0) | | |
482 | Blending_Mode | | |
483 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB | |
484 | ]; | |
485 | gpuDrawPolyF(packet, driver, true); // is_quad = true | |
486 | } break; | |
42a261f1 | 487 | |
488 | case 0x2C: | |
489 | case 0x2D: | |
490 | case 0x2E: | |
030d1121 | 491 | case 0x2F: { // Textured 4-pt poly |
4949d4ff PC |
492 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
493 | gpuSetTexture(le32_to_u32(gpu_unai.PacketBuffer.U4[4]) >> 16); | |
030d1121 | 494 | |
495 | u32 driver_idx = | |
496 | (gpu_unai.blit_mask?1024:0) | | |
497 | Dithering | | |
498 | Blending_Mode | gpu_unai.TEXT_MODE | | |
499 | gpu_unai.Masking | Blending | gpu_unai.PixelMSB; | |
500 | ||
501 | if (!FastLightingEnabled()) { | |
502 | driver_idx |= Lighting; | |
503 | } else { | |
504 | if (!((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F))) | |
505 | driver_idx |= Lighting; | |
506 | } | |
507 | ||
508 | PP driver = gpuPolySpanDrivers[driver_idx]; | |
509 | gpuDrawPolyFT(packet, driver, true); // is_quad = true | |
510 | } break; | |
42a261f1 | 511 | |
512 | case 0x30: | |
513 | case 0x31: | |
514 | case 0x32: | |
030d1121 | 515 | case 0x33: { // Gouraud-shaded 3-pt poly |
516 | //NOTE: The '129' here is CF_GOURAUD | CF_LIGHT, however | |
517 | // this is an untextured poly, so CF_LIGHT (texture blend) | |
518 | // shouldn't apply. Until the original array of template | |
519 | // instantiation ptrs is fixed, we're stuck with this. (TODO) | |
520 | PP driver = gpuPolySpanDrivers[ | |
521 | (gpu_unai.blit_mask?1024:0) | | |
522 | Dithering | | |
523 | Blending_Mode | | |
524 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB | |
525 | ]; | |
526 | gpuDrawPolyG(packet, driver, false); | |
527 | } break; | |
42a261f1 | 528 | |
529 | case 0x34: | |
530 | case 0x35: | |
531 | case 0x36: | |
030d1121 | 532 | case 0x37: { // Gouraud-shaded, textured 3-pt poly |
4949d4ff PC |
533 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
534 | gpuSetTexture (le32_to_u32(gpu_unai.PacketBuffer.U4[5]) >> 16); | |
030d1121 | 535 | PP driver = gpuPolySpanDrivers[ |
536 | (gpu_unai.blit_mask?1024:0) | | |
537 | Dithering | | |
538 | Blending_Mode | gpu_unai.TEXT_MODE | | |
539 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB | |
540 | ]; | |
541 | gpuDrawPolyGT(packet, driver, false); | |
542 | } break; | |
42a261f1 | 543 | |
544 | case 0x38: | |
545 | case 0x39: | |
546 | case 0x3A: | |
030d1121 | 547 | case 0x3B: { // Gouraud-shaded 4-pt poly |
548 | // See notes regarding '129' for 0x30..0x33 further above -senquack | |
549 | PP driver = gpuPolySpanDrivers[ | |
550 | (gpu_unai.blit_mask?1024:0) | | |
551 | Dithering | | |
552 | Blending_Mode | | |
553 | gpu_unai.Masking | Blending | 129 | gpu_unai.PixelMSB | |
554 | ]; | |
555 | gpuDrawPolyG(packet, driver, true); // is_quad = true | |
556 | } break; | |
42a261f1 | 557 | |
558 | case 0x3C: | |
559 | case 0x3D: | |
560 | case 0x3E: | |
030d1121 | 561 | case 0x3F: { // Gouraud-shaded, textured 4-pt poly |
4949d4ff PC |
562 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
563 | gpuSetTexture (le32_to_u32(gpu_unai.PacketBuffer.U4[5]) >> 16); | |
030d1121 | 564 | PP driver = gpuPolySpanDrivers[ |
565 | (gpu_unai.blit_mask?1024:0) | | |
566 | Dithering | | |
567 | Blending_Mode | gpu_unai.TEXT_MODE | | |
568 | gpu_unai.Masking | Blending | ((Lighting)?129:0) | gpu_unai.PixelMSB | |
569 | ]; | |
570 | gpuDrawPolyGT(packet, driver, true); // is_quad = true | |
571 | } break; | |
42a261f1 | 572 | |
573 | case 0x40: | |
574 | case 0x41: | |
575 | case 0x42: | |
030d1121 | 576 | case 0x43: { // Monochrome line |
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); | |
581 | } break; | |
582 | ||
583 | case 0x48 ... 0x4F: { // Monochrome line strip | |
6f2ee2be | 584 | u32 num_vertexes = 1; |
4949d4ff | 585 | le32_t *list_position = &list[2]; |
8aea5f5a | 586 | |
030d1121 | 587 | // Shift index right by one, as untextured prims don't use lighting |
588 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
589 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
590 | gpuDrawLineF(packet, driver); | |
6f2ee2be | 591 | |
592 | while(1) | |
593 | { | |
030d1121 | 594 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[2]; |
595 | gpu_unai.PacketBuffer.U4[2] = *list_position++; | |
596 | gpuDrawLineF(packet, driver); | |
8aea5f5a | 597 | |
6f2ee2be | 598 | num_vertexes++; |
5f315a8f | 599 | if(list_position >= list_end) { |
804789d7 | 600 | cmd = -1; |
601 | goto breakloop; | |
602 | } | |
4949d4ff | 603 | if((le32_raw(*list_position) & HTOLE32(0xf000f000)) == HTOLE32(0x50005000)) |
b243416b | 604 | break; |
6f2ee2be | 605 | } |
606 | ||
b243416b | 607 | len += (num_vertexes - 2); |
030d1121 | 608 | } break; |
6f2ee2be | 609 | |
42a261f1 | 610 | case 0x50: |
611 | case 0x51: | |
612 | case 0x52: | |
030d1121 | 613 | case 0x53: { // Gouraud-shaded line |
614 | // Shift index right by one, as untextured prims don't use lighting | |
615 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
616 | // Index MSB selects Gouraud-shaded PixelSpanDriver: | |
617 | driver_idx |= (1 << 5); | |
618 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
619 | gpuDrawLineG(packet, driver); | |
620 | } break; | |
621 | ||
622 | case 0x58 ... 0x5F: { // Gouraud-shaded line strip | |
6f2ee2be | 623 | u32 num_vertexes = 1; |
4949d4ff | 624 | le32_t *list_position = &list[2]; |
8aea5f5a | 625 | |
030d1121 | 626 | // Shift index right by one, as untextured prims don't use lighting |
627 | u32 driver_idx = (Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1; | |
628 | // Index MSB selects Gouraud-shaded PixelSpanDriver: | |
629 | driver_idx |= (1 << 5); | |
630 | PSD driver = gpuPixelSpanDrivers[driver_idx]; | |
631 | gpuDrawLineG(packet, driver); | |
6f2ee2be | 632 | |
633 | while(1) | |
634 | { | |
030d1121 | 635 | gpu_unai.PacketBuffer.U4[0] = gpu_unai.PacketBuffer.U4[2]; |
636 | gpu_unai.PacketBuffer.U4[1] = gpu_unai.PacketBuffer.U4[3]; | |
637 | gpu_unai.PacketBuffer.U4[2] = *list_position++; | |
638 | gpu_unai.PacketBuffer.U4[3] = *list_position++; | |
639 | gpuDrawLineG(packet, driver); | |
8aea5f5a | 640 | |
6f2ee2be | 641 | num_vertexes++; |
5f315a8f | 642 | if(list_position >= list_end) { |
804789d7 | 643 | cmd = -1; |
644 | goto breakloop; | |
645 | } | |
4949d4ff | 646 | if((le32_raw(*list_position) & HTOLE32(0xf000f000)) == HTOLE32(0x50005000)) |
b243416b | 647 | break; |
6f2ee2be | 648 | } |
649 | ||
b243416b | 650 | len += (num_vertexes - 2) * 2; |
030d1121 | 651 | } break; |
6f2ee2be | 652 | |
42a261f1 | 653 | case 0x60: |
654 | case 0x61: | |
655 | case 0x62: | |
030d1121 | 656 | case 0x63: { // Monochrome rectangle (variable size) |
657 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; | |
658 | gpuDrawT(packet, driver); | |
659 | } break; | |
42a261f1 | 660 | |
661 | case 0x64: | |
662 | case 0x65: | |
663 | case 0x66: | |
030d1121 | 664 | case 0x67: { // Textured rectangle (variable size) |
4949d4ff | 665 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
030d1121 | 666 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
667 | ||
668 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
669 | // This fixes Silent Hill running animation on loading screens: | |
670 | // (On PSX, color values 0x00-0x7F darken the source texture's color, | |
671 | // 0x81-FF lighten textures (ultimately clamped to 0x1F), | |
672 | // 0x80 leaves source texture color unchanged, HOWEVER, | |
673 | // gpu_unai uses a simple lighting LUT whereby only the upper | |
674 | // 5 bits of an 8-bit color are used, so 0x80-0x87 all behave as | |
675 | // 0x80. | |
676 | // | |
677 | // NOTE: I've changed all textured sprite draw commands here and | |
678 | // elsewhere to use proper behavior, but left poly commands | |
679 | // alone, I don't want to slow rendering down too much. (TODO) | |
680 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
681 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
4949d4ff | 682 | if ((le32_raw(gpu_unai.PacketBuffer.U4[0]) & HTOLE32(0xF8F8F8)) != HTOLE32(0x808080)) |
030d1121 | 683 | driver_idx |= Lighting; |
684 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
685 | gpuDrawS(packet, driver); | |
686 | } break; | |
42a261f1 | 687 | |
688 | case 0x68: | |
689 | case 0x69: | |
690 | case 0x6A: | |
030d1121 | 691 | case 0x6B: { // Monochrome rectangle (1x1 dot) |
4949d4ff | 692 | gpu_unai.PacketBuffer.U4[2] = u32_to_le32(0x00010001); |
030d1121 | 693 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
694 | gpuDrawT(packet, driver); | |
695 | } break; | |
42a261f1 | 696 | |
697 | case 0x70: | |
698 | case 0x71: | |
699 | case 0x72: | |
030d1121 | 700 | case 0x73: { // Monochrome rectangle (8x8) |
4949d4ff | 701 | gpu_unai.PacketBuffer.U4[2] = u32_to_le32(0x00080008); |
030d1121 | 702 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
703 | gpuDrawT(packet, driver); | |
704 | } break; | |
42a261f1 | 705 | |
706 | case 0x74: | |
707 | case 0x75: | |
708 | case 0x76: | |
030d1121 | 709 | case 0x77: { // Textured rectangle (8x8) |
4949d4ff PC |
710 | gpu_unai.PacketBuffer.U4[3] = u32_to_le32(0x00080008); |
711 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); | |
030d1121 | 712 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
713 | ||
714 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
715 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
716 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
4949d4ff | 717 | if ((le32_raw(gpu_unai.PacketBuffer.U4[0]) & HTOLE32(0xF8F8F8)) != HTOLE32(0x808080)) |
030d1121 | 718 | driver_idx |= Lighting; |
719 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
720 | gpuDrawS(packet, driver); | |
721 | } break; | |
42a261f1 | 722 | |
723 | case 0x78: | |
724 | case 0x79: | |
725 | case 0x7A: | |
030d1121 | 726 | case 0x7B: { // Monochrome rectangle (16x16) |
4949d4ff | 727 | gpu_unai.PacketBuffer.U4[2] = u32_to_le32(0x00100010); |
030d1121 | 728 | PT driver = gpuTileSpanDrivers[(Blending_Mode | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>3)) >> 1]; |
729 | gpuDrawT(packet, driver); | |
730 | } break; | |
42a261f1 | 731 | |
732 | case 0x7C: | |
733 | case 0x7D: | |
734 | #ifdef __arm__ | |
030d1121 | 735 | if ((gpu_unai.GPU_GP1 & 0x180) == 0 && (gpu_unai.Masking | gpu_unai.PixelMSB) == 0) |
42a261f1 | 736 | { |
4949d4ff | 737 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); |
030d1121 | 738 | gpuDrawS16(packet); |
42a261f1 | 739 | break; |
740 | } | |
741 | // fallthrough | |
742 | #endif | |
743 | case 0x7E: | |
030d1121 | 744 | case 0x7F: { // Textured rectangle (16x16) |
4949d4ff PC |
745 | gpu_unai.PacketBuffer.U4[3] = u32_to_le32(0x00100010); |
746 | gpuSetCLUT (le32_to_u32(gpu_unai.PacketBuffer.U4[2]) >> 16); | |
030d1121 | 747 | u32 driver_idx = Blending_Mode | gpu_unai.TEXT_MODE | gpu_unai.Masking | Blending | (gpu_unai.PixelMSB>>1); |
748 | //senquack - Only color 808080h-878787h allows skipping lighting calculation: | |
749 | //if ((gpu_unai.PacketBuffer.U1[0]>0x5F) && (gpu_unai.PacketBuffer.U1[1]>0x5F) && (gpu_unai.PacketBuffer.U1[2]>0x5F)) | |
750 | // Strip lower 3 bits of each color and determine if lighting should be used: | |
4949d4ff | 751 | if ((le32_raw(gpu_unai.PacketBuffer.U4[0]) & HTOLE32(0xF8F8F8)) != HTOLE32(0x808080)) |
030d1121 | 752 | driver_idx |= Lighting; |
753 | PS driver = gpuSpriteSpanDrivers[driver_idx]; | |
754 | gpuDrawS(packet, driver); | |
755 | } break; | |
42a261f1 | 756 | |
757 | case 0x80: // vid -> vid | |
030d1121 | 758 | gpuMoveImage(packet); |
42a261f1 | 759 | break; |
030d1121 | 760 | |
9a6e7816 | 761 | #ifdef TEST |
762 | case 0xA0: // sys -> vid | |
763 | { | |
764 | u32 load_width = list[2] & 0xffff; | |
765 | u32 load_height = list[2] >> 16; | |
766 | u32 load_size = load_width * load_height; | |
767 | ||
768 | len += load_size / 2; | |
030d1121 | 769 | } break; |
770 | ||
42a261f1 | 771 | case 0xC0: |
772 | break; | |
773 | #else | |
774 | case 0xA0: // sys ->vid | |
775 | case 0xC0: // vid -> sys | |
030d1121 | 776 | // Handled by gpulib |
42a261f1 | 777 | goto breakloop; |
9a6e7816 | 778 | #endif |
030d1121 | 779 | case 0xE1 ... 0xE6: { // Draw settings |
4949d4ff | 780 | gpuGP0Cmd_0xEx(gpu_unai, le32_to_u32(gpu_unai.PacketBuffer.U4[0])); |
030d1121 | 781 | } break; |
6f2ee2be | 782 | } |
783 | } | |
b243416b | 784 | |
42a261f1 | 785 | breakloop: |
b243416b | 786 | gpu.ex_regs[1] &= ~0x1ff; |
030d1121 | 787 | gpu.ex_regs[1] |= gpu_unai.GPU_GP1 & 0x1ff; |
b243416b | 788 | |
789 | *last_cmd = cmd; | |
790 | return list - list_start; | |
6f2ee2be | 791 | } |
792 | ||
4949d4ff | 793 | void renderer_sync_ecmds(u32 *ecmds) |
6f2ee2be | 794 | { |
42a261f1 | 795 | int dummy; |
796 | do_cmd_list(&ecmds[1], 6, &dummy); | |
6f2ee2be | 797 | } |
798 | ||
3b7b0065 | 799 | void renderer_update_caches(int x, int y, int w, int h, int state_changed) |
6f2ee2be | 800 | { |
801 | } | |
802 | ||
803 | void renderer_flush_queues(void) | |
804 | { | |
805 | } | |
914455e6 | 806 | |
5440b88e | 807 | void renderer_set_interlace(int enable, int is_odd) |
808 | { | |
809 | } | |
810 | ||
914455e6 | 811 | #include "../../frontend/plugin_lib.h" |
030d1121 | 812 | // Handle any gpulib settings applicable to gpu_unai: |
914455e6 | 813 | void renderer_set_config(const struct rearmed_cbs *cbs) |
814 | { | |
4949d4ff | 815 | gpu_unai.vram = (le16_t *)gpu.vram; |
030d1121 | 816 | gpu_unai.config.ilace_force = cbs->gpu_unai.ilace_force; |
817 | gpu_unai.config.pixel_skip = cbs->gpu_unai.pixel_skip; | |
818 | gpu_unai.config.lighting = cbs->gpu_unai.lighting; | |
819 | gpu_unai.config.fast_lighting = cbs->gpu_unai.fast_lighting; | |
820 | gpu_unai.config.blending = cbs->gpu_unai.blending; | |
821 | gpu_unai.config.dithering = cbs->gpu_unai.dithering; | |
43047988 JW |
822 | gpu_unai.config.scale_hires = cbs->gpu_unai.scale_hires; |
823 | ||
824 | gpu.state.downscale_enable = gpu_unai.config.scale_hires; | |
825 | if (gpu_unai.config.scale_hires) { | |
826 | map_downscale_buffer(); | |
827 | } else { | |
828 | unmap_downscale_buffer(); | |
829 | } | |
914455e6 | 830 | } |
9a6e7816 | 831 | |
c765eb86 JW |
832 | void renderer_sync(void) |
833 | { | |
834 | } | |
835 | ||
836 | void renderer_notify_update_lace(int updated) | |
837 | { | |
838 | } | |
839 | ||
42a261f1 | 840 | // vim:shiftwidth=2:expandtab |