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psx_gpu: switch to 1024 width again.
[pcsx_rearmed.git] / plugins / gpu_neon / psx_gpu / psx_gpu_parse.c
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1/*
2 * Copyright (C) 2011 Gilead Kutnick "Exophase" <exophase@gmail.com>
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 */
14
15#include <stdio.h>
16
17#include "common.h"
18
19#ifndef command_lengths
20const u8 command_lengths[256] =
21{
22 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00
23 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10
24 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20
25 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30
26 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40
27 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50
28 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 0, 0, 0, 0, // 60
29 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70
30 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80
31 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90
32 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0
33 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0
34 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0
35 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0
36 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0
37 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0
38};
39#endif
40
41void update_texture_ptr(psx_gpu_struct *psx_gpu)
42{
43 u8 *texture_base;
44 u8 *texture_ptr;
45
46 switch((psx_gpu->render_state_base >> 8) & 0x3)
47 {
48 default:
49 case TEXTURE_MODE_4BPP:
50 texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page];
51
52 texture_ptr = texture_base;
53 texture_ptr += psx_gpu->texture_window_x & 0xF;
54 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
55 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
56 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
57 break;
58
59 case TEXTURE_MODE_8BPP:
60 if(psx_gpu->current_texture_page & 0x1)
61 {
62 texture_base =
63 psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1];
64 }
65 else
66 {
67 texture_base =
68 psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1];
69 }
70
71 texture_ptr = texture_base;
72 texture_ptr += psx_gpu->texture_window_x & 0xF;
73 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
74 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
75 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
76 break;
77
78 case TEXTURE_MODE_16BPP:
79 texture_base = (u8 *)(psx_gpu->vram_ptr);
80 texture_base += (psx_gpu->current_texture_page & 0xF) * 128;
81 texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048;
82
83 texture_ptr = texture_base;
84 texture_ptr += psx_gpu->texture_window_x * 2;
85 texture_ptr += (psx_gpu->texture_window_y) * 2048;
86 break;
87 }
88
89 psx_gpu->texture_page_base = texture_base;
90 psx_gpu->texture_page_ptr = texture_ptr;
91}
92
93void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings)
94{
95 texture_settings &= 0x1FF;
96 if(psx_gpu->texture_settings != texture_settings)
97 {
98 u32 new_texture_page = texture_settings & 0x1F;
99 u32 texture_mode = (texture_settings >> 7) & 0x3;
100 u32 render_state_base = psx_gpu->render_state_base;
101
102 flush_render_block_buffer(psx_gpu);
103
104 render_state_base &= ~(0xF << 6);
105 render_state_base |= ((texture_settings >> 5) & 0xF) << 6;
106
107 psx_gpu->render_state_base = render_state_base;
108
109 psx_gpu->current_texture_mask = 0x1 << new_texture_page;
110
111 if(texture_mode == TEXTURE_MODE_8BPP)
112 {
113 // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it
114 // wraps back around to the left edge.
115 u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10);
116 psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page;
117
118 if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1)
119 {
120 u32 dirty_textures_8bpp_alternate_mask =
121 psx_gpu->dirty_textures_8bpp_alternate_mask;
122 psx_gpu->dirty_textures_8bpp_alternate_mask =
123 psx_gpu->dirty_textures_8bpp_mask;
124 psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask;
125 }
126
127 psx_gpu->last_8bpp_texture_page = new_texture_page;
128 }
129
130 psx_gpu->current_texture_page = new_texture_page;
131 psx_gpu->texture_settings = texture_settings;
132
133 update_texture_ptr(psx_gpu);
134 }
135}
136
137void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings)
138{
139 if(psx_gpu->clut_settings != clut_settings)
140 {
141 flush_render_block_buffer(psx_gpu);
142 psx_gpu->clut_settings = clut_settings;
143 psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16);
144 }
145}
146
147void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color)
148{
149 if(psx_gpu->triangle_color != triangle_color)
150 {
151 flush_render_block_buffer(psx_gpu);
152 psx_gpu->triangle_color = triangle_color;
153 }
154}
155
156static void do_fill(psx_gpu_struct *psx_gpu, u32 x, u32 y,
157 u32 width, u32 height, u32 color)
158{
159 x &= ~0xF;
160 width = ((width + 0xF) & ~0xF);
161
162 flush_render_block_buffer(psx_gpu);
163
164 if(unlikely((x + width) > 1024))
165 {
166 u32 width_a = 1024 - x;
167 u32 width_b = width - width_a;
168
169 if(unlikely((y + height) > 512))
170 {
171 u32 height_a = 512 - y;
172 u32 height_b = height - height_a;
173
174 render_block_fill(psx_gpu, color, x, y, width_a, height_a);
175 render_block_fill(psx_gpu, color, 0, y, width_b, height_a);
176 render_block_fill(psx_gpu, color, x, 0, width_a, height_b);
177 render_block_fill(psx_gpu, color, 0, 0, width_b, height_b);
178 }
179 else
180 {
181 render_block_fill(psx_gpu, color, x, y, width_a, height);
182 render_block_fill(psx_gpu, color, 0, y, width_b, height);
183 }
184 }
185 else
186 {
187 if(unlikely((y + height) > 512))
188 {
189 u32 height_a = 512 - y;
190 u32 height_b = height - height_a;
191
192 render_block_fill(psx_gpu, color, x, y, width, height_a);
193 render_block_fill(psx_gpu, color, x, 0, width, height_b);
194 }
195 else
196 {
197 render_block_fill(psx_gpu, color, x, y, width, height);
198 }
199 }
200}
201
202#define sign_extend_12bit(value) \
203 (((s32)((value) << 20)) >> 20) \
204
205#define sign_extend_11bit(value) \
206 (((s32)((value) << 21)) >> 21) \
207
208#define sign_extend_10bit(value) \
209 (((s32)((value) << 22)) >> 22) \
210
211
212#define get_vertex_data_xy(vertex_number, offset16) \
213 vertexes[vertex_number].x = \
214 sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \
215 vertexes[vertex_number].y = \
216 sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \
217
218#define get_vertex_data_uv(vertex_number, offset16) \
219 vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \
220 vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \
221
222#define get_vertex_data_rgb(vertex_number, offset32) \
223 vertexes[vertex_number].r = list[offset32] & 0xFF; \
224 vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \
225 vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \
226
227#define get_vertex_data_xy_uv(vertex_number, offset16) \
228 get_vertex_data_xy(vertex_number, offset16); \
229 get_vertex_data_uv(vertex_number, (offset16) + 2) \
230
231#define get_vertex_data_xy_rgb(vertex_number, offset16) \
232 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
233 get_vertex_data_xy(vertex_number, (offset16) + 2); \
234
235#define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \
236 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
237 get_vertex_data_xy(vertex_number, (offset16) + 2); \
238 get_vertex_data_uv(vertex_number, (offset16) + 4); \
239
240#define set_vertex_color_constant(vertex_number, color) \
241 vertexes[vertex_number].r = color & 0xFF; \
242 vertexes[vertex_number].g = (color >> 8) & 0xFF; \
243 vertexes[vertex_number].b = (color >> 16) & 0xFF \
244
245#define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \
246 get_vertex_data_xy(vertex_number, offset16); \
247 set_vertex_color_constant(vertex_number, color) \
248
249#ifndef SET_Ex
250#define SET_Ex(r, v)
251#endif
252
253vertex_struct vertexes[4] __attribute__((aligned(32)));
254
255u32 gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size, u32 *last_command)
256{
257 u32 current_command = 0, command_length;
258
259 u32 *list_start = list;
260 u32 *list_end = list + (size / 4);
261
262 for(; list < list_end; list += 1 + command_length)
263 {
264 s16 *list_s16 = (void *)list;
265 current_command = *list >> 24;
266 command_length = command_lengths[current_command];
267 if (list + 1 + command_length > list_end) {
268 current_command = (u32)-1;
269 break;
270 }
271
272 switch(current_command)
273 {
274 case 0x00:
275 break;
276
277 case 0x02:
278 {
279 u32 x = list_s16[2] & 0x3FF;
280 u32 y = list_s16[3] & 0x1FF;
281 u32 width = list_s16[4] & 0x3FF;
282 u32 height = list_s16[5] & 0x1FF;
283 u32 color = list[0] & 0xFFFFFF;
284
285 do_fill(psx_gpu, x, y, width, height, color);
286 break;
287 }
288
289 case 0x20 ... 0x23:
290 {
291 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
292
293 get_vertex_data_xy(0, 2);
294 get_vertex_data_xy(1, 4);
295 get_vertex_data_xy(2, 6);
296
297 render_triangle(psx_gpu, vertexes, current_command);
298 break;
299 }
300
301 case 0x24 ... 0x27:
302 {
303 set_clut(psx_gpu, list_s16[5]);
304 set_texture(psx_gpu, list_s16[9]);
305 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
306
307 get_vertex_data_xy_uv(0, 2);
308 get_vertex_data_xy_uv(1, 6);
309 get_vertex_data_xy_uv(2, 10);
310
311 render_triangle(psx_gpu, vertexes, current_command);
312 break;
313 }
314
315 case 0x28 ... 0x2B:
316 {
317 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
318
319 get_vertex_data_xy(0, 2);
320 get_vertex_data_xy(1, 4);
321 get_vertex_data_xy(2, 6);
322 get_vertex_data_xy(3, 8);
323
324 render_triangle(psx_gpu, vertexes, current_command);
325 render_triangle(psx_gpu, &(vertexes[1]), current_command);
326 break;
327 }
328
329 case 0x2C ... 0x2F:
330 {
331 set_clut(psx_gpu, list_s16[5]);
332 set_texture(psx_gpu, list_s16[9]);
333 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
334
335 get_vertex_data_xy_uv(0, 2);
336 get_vertex_data_xy_uv(1, 6);
337 get_vertex_data_xy_uv(2, 10);
338 get_vertex_data_xy_uv(3, 14);
339
340 render_triangle(psx_gpu, vertexes, current_command);
341 render_triangle(psx_gpu, &(vertexes[1]), current_command);
342 break;
343 }
344
345 case 0x30 ... 0x33:
346 {
347 get_vertex_data_xy_rgb(0, 0);
348 get_vertex_data_xy_rgb(1, 4);
349 get_vertex_data_xy_rgb(2, 8);
350
351 render_triangle(psx_gpu, vertexes, current_command);
352 break;
353 }
354
355 case 0x34:
356 case 0x35:
357 case 0x36:
358 case 0x37:
359 {
360 set_clut(psx_gpu, list_s16[5]);
361 set_texture(psx_gpu, list_s16[11]);
362
363 get_vertex_data_xy_uv_rgb(0, 0);
364 get_vertex_data_xy_uv_rgb(1, 6);
365 get_vertex_data_xy_uv_rgb(2, 12);
366
367 render_triangle(psx_gpu, vertexes, current_command);
368 break;
369 }
370
371 case 0x38:
372 case 0x39:
373 case 0x3A:
374 case 0x3B:
375 {
376 get_vertex_data_xy_rgb(0, 0);
377 get_vertex_data_xy_rgb(1, 4);
378 get_vertex_data_xy_rgb(2, 8);
379 get_vertex_data_xy_rgb(3, 12);
380
381 render_triangle(psx_gpu, vertexes, current_command);
382 render_triangle(psx_gpu, &(vertexes[1]), current_command);
383 break;
384 }
385
386 case 0x3C:
387 case 0x3D:
388 case 0x3E:
389 case 0x3F:
390 {
391 set_clut(psx_gpu, list_s16[5]);
392 set_texture(psx_gpu, list_s16[11]);
393
394 get_vertex_data_xy_uv_rgb(0, 0);
395 get_vertex_data_xy_uv_rgb(1, 6);
396 get_vertex_data_xy_uv_rgb(2, 12);
397 get_vertex_data_xy_uv_rgb(3, 18);
398
399 render_triangle(psx_gpu, vertexes, current_command);
400 render_triangle(psx_gpu, &(vertexes[1]), current_command);
401 break;
402 }
403
404 case 0x40 ... 0x47:
405 {
406 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
407 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
408 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
409 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
410
411 render_line(psx_gpu, vertexes, current_command, list[0]);
412 break;
413 }
414
415 case 0x48 ... 0x4F:
416 {
417 u32 num_vertexes = 1;
418 u32 *list_position = &(list[2]);
419 u32 xy = list[1];
420
421 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
422 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
423
424 xy = *list_position;
425 while(1)
426 {
427 vertexes[0] = vertexes[1];
428
429 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
430 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
431
432 render_line(psx_gpu, vertexes, current_command, list[0]);
433
434 list_position++;
435 num_vertexes++;
436
437 if(list_position >= list_end)
438 break;
439
440 xy = *list_position;
441 if((xy & 0xF000F000) == 0x50005000)
442 break;
443 }
444
445 command_length += (num_vertexes - 2);
446 break;
447 }
448
449 case 0x50 ... 0x57:
450 {
451 vertexes[0].r = list[0] & 0xFF;
452 vertexes[0].g = (list[0] >> 8) & 0xFF;
453 vertexes[0].b = (list[0] >> 16) & 0xFF;
454 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
455 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
456
457 vertexes[1].r = list[2] & 0xFF;
458 vertexes[1].g = (list[2] >> 8) & 0xFF;
459 vertexes[1].b = (list[2] >> 16) & 0xFF;
460 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
461 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
462
463 render_line(psx_gpu, vertexes, current_command, 0);
464 break;
465 }
466
467 case 0x58 ... 0x5F:
468 {
469 u32 num_vertexes = 1;
470 u32 *list_position = &(list[2]);
471 u32 color = list[0];
472 u32 xy = list[1];
473
474 vertexes[1].r = color & 0xFF;
475 vertexes[1].g = (color >> 8) & 0xFF;
476 vertexes[1].b = (color >> 16) & 0xFF;
477 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
478 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
479
480 color = list_position[0];
481 while(1)
482 {
483 xy = list_position[1];
484
485 vertexes[0] = vertexes[1];
486
487 vertexes[1].r = color & 0xFF;
488 vertexes[1].g = (color >> 8) & 0xFF;
489 vertexes[1].b = (color >> 16) & 0xFF;
490 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
491 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
492
493 render_line(psx_gpu, vertexes, current_command, 0);
494
495 list_position += 2;
496 num_vertexes++;
497
498 if(list_position >= list_end)
499 break;
500
501 color = list_position[0];
502 if((color & 0xF000F000) == 0x50005000)
503 break;
504 }
505
506 command_length += ((num_vertexes - 2) * 2);
507 break;
508 }
509
510 case 0x60 ... 0x63:
511 {
512 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
513 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
514 u32 width = list_s16[4] & 0x3FF;
515 u32 height = list_s16[5] & 0x1FF;
516
517 render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]);
518 break;
519 }
520
521 case 0x64 ... 0x67:
522 {
523 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
524 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
525 u32 uv = list_s16[4];
526 u32 width = list_s16[6] & 0x3FF;
527 u32 height = list_s16[7] & 0x1FF;
528
529 set_clut(psx_gpu, list_s16[5]);
530
531 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height,
532 current_command, list[0]);
533 break;
534 }
535
536 case 0x68:
537 case 0x69:
538 case 0x6A:
539 case 0x6B:
540 {
541 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
542 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
543
544 render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]);
545 break;
546 }
547
548 case 0x70:
549 case 0x71:
550 case 0x72:
551 case 0x73:
552 {
553 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
554 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
555
556 render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]);
557 break;
558 }
559
560 case 0x74:
561 case 0x75:
562 case 0x76:
563 case 0x77:
564 {
565 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
566 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
567 u32 uv = list_s16[4];
568
569 set_clut(psx_gpu, list_s16[5]);
570
571 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8,
572 current_command, list[0]);
573 break;
574 }
575
576 case 0x78:
577 case 0x79:
578 case 0x7A:
579 case 0x7B:
580 {
581 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
582 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
583
584 render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]);
585 break;
586 }
587
588 case 0x7C:
589 case 0x7D:
590 case 0x7E:
591 case 0x7F:
592 {
593 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
594 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
595 u32 uv = list_s16[4];
596
597 set_clut(psx_gpu, list_s16[5]);
598
599 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16,
600 current_command, list[0]);
601 break;
602 }
603
604 case 0x80: // vid -> vid
605 render_block_move(psx_gpu, list_s16[2] & 0x3FF, list_s16[3] & 0x1FF,
606 list_s16[4] & 0x3FF, list_s16[5] & 0x1FF,
607 ((list_s16[6] - 1) & 0x3FF) + 1, ((list_s16[7] - 1) & 0x1FF) + 1);
608 break;
609
610#ifdef PCSX
611 case 0xA0: // sys -> vid
612 case 0xC0: // vid -> sys
613 goto breakloop;
614#else
615 case 0xA0: // sys -> vid
616 {
617 u32 load_x = list_s16[2] & 0x3FF;
618 u32 load_y = list_s16[3] & 0x1FF;
619 u32 load_width = list_s16[4] & 0x3FF;
620 u32 load_height = list_s16[5] & 0x1FF;
621 u32 load_size = load_width * load_height;
622
623 command_length += load_size / 2;
624
625 if(load_size & 1)
626 command_length++;
627
628 render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y,
629 load_width, load_height, load_width);
630 break;
631 }
632
633 case 0xC0: // vid -> sys
634 break;
635#endif
636
637 case 0xE1:
638 set_texture(psx_gpu, list[0]);
639
640 if(list[0] & (1 << 9))
641 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
642 else
643 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
644
645 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
646 SET_Ex(1, list[0]);
647 break;
648
649 case 0xE2:
650 {
651 // TODO: Clean
652 u32 texture_window_settings = list[0];
653 u32 tmp, x, y, w, h;
654
655 if(texture_window_settings != psx_gpu->texture_window_settings)
656 {
657 tmp = (texture_window_settings & 0x1F) | 0x20;
658 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
659
660 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
661 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
662
663 tmp = 32 - (w >> 3);
664 x = ((texture_window_settings >> 10) & tmp) << 3;
665
666 tmp = 32 - (h >> 3);
667 y = ((texture_window_settings >> 15) & tmp) << 3;
668
669 flush_render_block_buffer(psx_gpu);
670
671 psx_gpu->texture_window_settings = texture_window_settings;
672 psx_gpu->texture_window_x = x;
673 psx_gpu->texture_window_y = y;
674 psx_gpu->texture_mask_width = w - 1;
675 psx_gpu->texture_mask_height = h - 1;
676
677 update_texture_ptr(psx_gpu);
678 }
679 SET_Ex(2, list[0]);
680 break;
681 }
682
683 case 0xE3:
684 psx_gpu->viewport_start_x = list[0] & 0x3FF;
685 psx_gpu->viewport_start_y = (list[0] >> 10) & 0x1FF;
686
687#ifdef TEXTURE_CACHE_4BPP
688 psx_gpu->viewport_mask =
689 texture_region_mask(psx_gpu->viewport_start_x,
690 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
691 psx_gpu->viewport_end_y);
692#endif
693 SET_Ex(3, list[0]);
694 break;
695
696 case 0xE4:
697 psx_gpu->viewport_end_x = list[0] & 0x3FF;
698 psx_gpu->viewport_end_y = (list[0] >> 10) & 0x1FF;
699
700#ifdef TEXTURE_CACHE_4BPP
701 psx_gpu->viewport_mask =
702 texture_region_mask(psx_gpu->viewport_start_x,
703 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
704 psx_gpu->viewport_end_y);
705#endif
706 SET_Ex(4, list[0]);
707 break;
708
709 case 0xE5:
710 {
711 s32 offset_x = list[0] << 21;
712 s32 offset_y = list[0] << 10;
713 psx_gpu->offset_x = offset_x >> 21;
714 psx_gpu->offset_y = offset_y >> 21;
715
716 SET_Ex(5, list[0]);
717 break;
718 }
719
720 case 0xE6:
721 {
722 u32 mask_settings = list[0];
723 u16 mask_msb = mask_settings << 15;
724
725 if(list[0] & 0x2)
726 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
727 else
728 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
729
730 if(mask_msb != psx_gpu->mask_msb)
731 {
732 flush_render_block_buffer(psx_gpu);
733 psx_gpu->mask_msb = mask_msb;
734 }
735
736 SET_Ex(6, list[0]);
737 break;
738 }
739
740 default:
741 break;
742 }
743 }
744
745#ifdef PCSX
746breakloop:
747#endif
748 if (last_command != NULL)
749 *last_command = current_command;
750 return list - list_start;
751}
752
753#define select_enhancement_buf(psx_gpu) { \
754 u32 _x, _b; \
755 _x = psx_gpu->saved_viewport_start_x + 8; \
756 for (_b = 0; _x >= psx_gpu->enhancement_x_threshold; _b++) \
757 _x -= psx_gpu->enhancement_x_threshold; \
758 psx_gpu->enhancement_current_buf_ptr = \
759 psx_gpu->enhancement_buf_ptr + _b * 1024 * 1024; \
760}
761
762#define enhancement_disable() { \
763 psx_gpu->vram_out_ptr = psx_gpu->vram_ptr; \
764 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x; \
765 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y; \
766 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x; \
767 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y; \
768 psx_gpu->uvrgb_phase = 0x8000; \
769}
770
771#define enhancement_enable() { \
772 psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr; \
773 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x * 2; \
774 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y * 2; \
775 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x * 2; \
776 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y * 2; \
777 psx_gpu->uvrgb_phase = 0x1000; \
778}
779
780#define shift_vertices3(v) { \
781 v[0]->x *= 2; \
782 v[0]->y *= 2; \
783 v[1]->x *= 2; \
784 v[1]->y *= 2; \
785 v[2]->x *= 2; \
786 v[2]->y *= 2; \
787}
788
789#define unshift_vertices3(v) { \
790 v[0]->x /= 2; \
791 v[0]->y /= 2; \
792 v[1]->x /= 2; \
793 v[1]->y /= 2; \
794 v[2]->x /= 2; \
795 v[2]->y /= 2; \
796}
797
798#define shift_triangle_area() \
799 psx_gpu->triangle_area *= 4
800
801static int disable_main_render;
802
803static void do_triangle_enhanced(psx_gpu_struct *psx_gpu,
804 vertex_struct *vertexes, u32 current_command)
805{
806 vertex_struct *vertex_ptrs[3];
807
808 if (!prepare_triangle(psx_gpu, vertexes, vertex_ptrs))
809 return;
810
811 if (!disable_main_render)
812 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
813
814 enhancement_enable();
815 shift_vertices3(vertex_ptrs);
816 shift_triangle_area();
817 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
818}
819
820static void do_quad_enhanced(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
821 u32 current_command)
822{
823 vertex_struct *vertex_ptrs[3];
824
825 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
826 if (!disable_main_render)
827 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
828
829 enhancement_enable();
830 shift_vertices3(vertex_ptrs);
831 shift_triangle_area();
832 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
833 unshift_vertices3(vertex_ptrs);
834 }
835 enhancement_disable();
836 if (prepare_triangle(psx_gpu, &vertexes[1], vertex_ptrs)) {
837 if (!disable_main_render)
838 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
839
840 enhancement_enable();
841 shift_vertices3(vertex_ptrs);
842 shift_triangle_area();
843 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
844 }
845}
846
847#define fill_vertex(i, x_, y_, u_, v_, rgb_) \
848 vertexes[i].x = x_; \
849 vertexes[i].y = y_; \
850 vertexes[i].u = u_; \
851 vertexes[i].v = v_; \
852 vertexes[i].r = rgb_; \
853 vertexes[i].g = (rgb_) >> 8; \
854 vertexes[i].b = (rgb_) >> 16
855
856static void do_esprite_in_triangles(psx_gpu_struct *psx_gpu, int x, int y,
857 u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb)
858{
859 vertex_struct *vertex_ptrs[3];
860 u32 flags = (cmd_rgb >> 24);
861 u32 color = cmd_rgb & 0xffffff;
862 u32 render_state_base_saved = psx_gpu->render_state_base;
863 int x1, y1;
864 u8 u1, v1;
865
866 flags &=
867 (RENDER_FLAGS_MODULATE_TEXELS | RENDER_FLAGS_BLEND |
868 RENDER_FLAGS_TEXTURE_MAP);
869
870 set_triangle_color(psx_gpu, color);
871 if(color == 0x808080)
872 flags |= RENDER_FLAGS_MODULATE_TEXELS;
873
874 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
875 enhancement_enable();
876
877 x1 = x + w;
878 y1 = y + h;
879 u1 = u + w;
880 v1 = v + h;
881 // FIXME..
882 if (u1 < u) u1 = 0xff;
883 if (v1 < v) v1 = 0xff;
884
885 // 0-2
886 // |/
887 // 1
888 fill_vertex(0, x, y, u, v, color);
889 fill_vertex(1, x, y1, u, v1, color);
890 fill_vertex(2, x1, y, u1, v, color);
891 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
892 shift_vertices3(vertex_ptrs);
893 shift_triangle_area();
894 render_triangle_p(psx_gpu, vertex_ptrs, flags);
895 }
896
897 // 0
898 // /|
899 // 1-2
900 fill_vertex(0, x1, y, u1, v, color);
901 fill_vertex(1, x, y1, u, v1, color);
902 fill_vertex(2, x1, y1, u1, v1, color);
903 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
904 shift_vertices3(vertex_ptrs);
905 shift_triangle_area();
906 render_triangle_p(psx_gpu, vertex_ptrs, flags);
907 }
908
909 psx_gpu->render_state_base = render_state_base_saved;
910}
911
912u32 gpu_parse_enhanced(psx_gpu_struct *psx_gpu, u32 *list, u32 size, u32 *last_command)
913{
914 u32 current_command = 0, command_length;
915
916 u32 *list_start = list;
917 u32 *list_end = list + (size / 4);
918
919 psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x;
920 psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y;
921 psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x;
922 psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y;
923 select_enhancement_buf(psx_gpu);
924
925 for(; list < list_end; list += 1 + command_length)
926 {
927 s16 *list_s16 = (void *)list;
928 current_command = *list >> 24;
929 command_length = command_lengths[current_command];
930 if (list + 1 + command_length > list_end) {
931 current_command = (u32)-1;
932 break;
933 }
934
935 enhancement_disable();
936
937 switch(current_command)
938 {
939 case 0x00:
940 break;
941
942 case 0x02:
943 {
944 u32 x = list_s16[2] & 0x3FF;
945 u32 y = list_s16[3] & 0x1FF;
946 u32 width = list_s16[4] & 0x3FF;
947 u32 height = list_s16[5] & 0x1FF;
948 u32 color = list[0] & 0xFFFFFF;
949
950 x &= ~0xF;
951 width = ((width + 0xF) & ~0xF);
952
953 do_fill(psx_gpu, x, y, width, height, color);
954
955 psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr;
956 x *= 2;
957 y *= 2;
958 width *= 2;
959 height *= 2;
960 render_block_fill_enh(psx_gpu, color, x, y, width, height);
961 break;
962 }
963
964 case 0x20 ... 0x23:
965 {
966 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
967
968 get_vertex_data_xy(0, 2);
969 get_vertex_data_xy(1, 4);
970 get_vertex_data_xy(2, 6);
971
972 do_triangle_enhanced(psx_gpu, vertexes, current_command);
973 break;
974 }
975
976 case 0x24 ... 0x27:
977 {
978 set_clut(psx_gpu, list_s16[5]);
979 set_texture(psx_gpu, list_s16[9]);
980 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
981
982 get_vertex_data_xy_uv(0, 2);
983 get_vertex_data_xy_uv(1, 6);
984 get_vertex_data_xy_uv(2, 10);
985
986 do_triangle_enhanced(psx_gpu, vertexes, current_command);
987 break;
988 }
989
990 case 0x28 ... 0x2B:
991 {
992 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
993
994 get_vertex_data_xy(0, 2);
995 get_vertex_data_xy(1, 4);
996 get_vertex_data_xy(2, 6);
997 get_vertex_data_xy(3, 8);
998
999 do_quad_enhanced(psx_gpu, vertexes, current_command);
1000 break;
1001 }
1002
1003 case 0x2C ... 0x2F:
1004 {
1005 set_clut(psx_gpu, list_s16[5]);
1006 set_texture(psx_gpu, list_s16[9]);
1007 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1008
1009 get_vertex_data_xy_uv(0, 2);
1010 get_vertex_data_xy_uv(1, 6);
1011 get_vertex_data_xy_uv(2, 10);
1012 get_vertex_data_xy_uv(3, 14);
1013
1014 do_quad_enhanced(psx_gpu, vertexes, current_command);
1015 break;
1016 }
1017
1018 case 0x30 ... 0x33:
1019 {
1020 get_vertex_data_xy_rgb(0, 0);
1021 get_vertex_data_xy_rgb(1, 4);
1022 get_vertex_data_xy_rgb(2, 8);
1023
1024 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1025 break;
1026 }
1027
1028 case 0x34:
1029 case 0x35:
1030 case 0x36:
1031 case 0x37:
1032 {
1033 set_clut(psx_gpu, list_s16[5]);
1034 set_texture(psx_gpu, list_s16[11]);
1035
1036 get_vertex_data_xy_uv_rgb(0, 0);
1037 get_vertex_data_xy_uv_rgb(1, 6);
1038 get_vertex_data_xy_uv_rgb(2, 12);
1039
1040 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1041 break;
1042 }
1043
1044 case 0x38:
1045 case 0x39:
1046 case 0x3A:
1047 case 0x3B:
1048 {
1049 get_vertex_data_xy_rgb(0, 0);
1050 get_vertex_data_xy_rgb(1, 4);
1051 get_vertex_data_xy_rgb(2, 8);
1052 get_vertex_data_xy_rgb(3, 12);
1053
1054 do_quad_enhanced(psx_gpu, vertexes, current_command);
1055 break;
1056 }
1057
1058 case 0x3C:
1059 case 0x3D:
1060 case 0x3E:
1061 case 0x3F:
1062 {
1063 set_clut(psx_gpu, list_s16[5]);
1064 set_texture(psx_gpu, list_s16[11]);
1065
1066 get_vertex_data_xy_uv_rgb(0, 0);
1067 get_vertex_data_xy_uv_rgb(1, 6);
1068 get_vertex_data_xy_uv_rgb(2, 12);
1069 get_vertex_data_xy_uv_rgb(3, 18);
1070
1071 do_quad_enhanced(psx_gpu, vertexes, current_command);
1072 break;
1073 }
1074
1075 case 0x40 ... 0x47:
1076 {
1077 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1078 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1079 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
1080 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
1081
1082 render_line(psx_gpu, vertexes, current_command, list[0]);
1083 break;
1084 }
1085
1086 case 0x48 ... 0x4F:
1087 {
1088 u32 num_vertexes = 1;
1089 u32 *list_position = &(list[2]);
1090 u32 xy = list[1];
1091
1092 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1093 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1094
1095 xy = *list_position;
1096 while(1)
1097 {
1098 vertexes[0] = vertexes[1];
1099
1100 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1101 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1102
1103 render_line(psx_gpu, vertexes, current_command, list[0]);
1104
1105 list_position++;
1106 num_vertexes++;
1107
1108 if(list_position >= list_end)
1109 break;
1110
1111 xy = *list_position;
1112 if((xy & 0xF000F000) == 0x50005000)
1113 break;
1114 }
1115
1116 command_length += (num_vertexes - 2);
1117 break;
1118 }
1119
1120 case 0x50 ... 0x57:
1121 {
1122 vertexes[0].r = list[0] & 0xFF;
1123 vertexes[0].g = (list[0] >> 8) & 0xFF;
1124 vertexes[0].b = (list[0] >> 16) & 0xFF;
1125 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1126 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1127
1128 vertexes[1].r = list[2] & 0xFF;
1129 vertexes[1].g = (list[2] >> 8) & 0xFF;
1130 vertexes[1].b = (list[2] >> 16) & 0xFF;
1131 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
1132 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
1133
1134 render_line(psx_gpu, vertexes, current_command, 0);
1135 break;
1136 }
1137
1138 case 0x58 ... 0x5F:
1139 {
1140 u32 num_vertexes = 1;
1141 u32 *list_position = &(list[2]);
1142 u32 color = list[0];
1143 u32 xy = list[1];
1144
1145 vertexes[1].r = color & 0xFF;
1146 vertexes[1].g = (color >> 8) & 0xFF;
1147 vertexes[1].b = (color >> 16) & 0xFF;
1148 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1149 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1150
1151 color = list_position[0];
1152 while(1)
1153 {
1154 xy = list_position[1];
1155
1156 vertexes[0] = vertexes[1];
1157
1158 vertexes[1].r = color & 0xFF;
1159 vertexes[1].g = (color >> 8) & 0xFF;
1160 vertexes[1].b = (color >> 16) & 0xFF;
1161 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1162 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1163
1164 render_line(psx_gpu, vertexes, current_command, 0);
1165
1166 list_position += 2;
1167 num_vertexes++;
1168
1169 if(list_position >= list_end)
1170 break;
1171
1172 color = list_position[0];
1173 if((color & 0xF000F000) == 0x50005000)
1174 break;
1175 }
1176
1177 command_length += ((num_vertexes - 2) * 2);
1178 break;
1179 }
1180
1181 case 0x60 ... 0x63:
1182 {
1183 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1184 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1185 u32 width = list_s16[4] & 0x3FF;
1186 u32 height = list_s16[5] & 0x1FF;
1187
1188 render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]);
1189 do_esprite_in_triangles(psx_gpu, x, y, 0, 0, width, height, list[0]);
1190 break;
1191 }
1192
1193 case 0x64 ... 0x67:
1194 {
1195 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1196 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1197 u8 u = list_s16[4];
1198 u8 v = list_s16[4] >> 8;
1199 u32 width = list_s16[6] & 0x3FF;
1200 u32 height = list_s16[7] & 0x1FF;
1201
1202 set_clut(psx_gpu, list_s16[5]);
1203
1204 render_sprite(psx_gpu, x, y, u, v, width, height,
1205 current_command, list[0]);
1206 do_esprite_in_triangles(psx_gpu, x, y, u, v, width, height, list[0]);
1207 break;
1208 }
1209
1210 case 0x68:
1211 case 0x69:
1212 case 0x6A:
1213 case 0x6B:
1214 {
1215 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1216 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1217
1218 render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]);
1219 do_esprite_in_triangles(psx_gpu, x, y, 0, 0, 1, 1, list[0]);
1220 break;
1221 }
1222
1223 case 0x70:
1224 case 0x71:
1225 case 0x72:
1226 case 0x73:
1227 {
1228 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1229 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1230
1231 render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]);
1232 do_esprite_in_triangles(psx_gpu, x, y, 0, 0, 8, 8, list[0]);
1233 break;
1234 }
1235
1236 case 0x74:
1237 case 0x75:
1238 case 0x76:
1239 case 0x77:
1240 {
1241 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1242 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1243 u8 u = list_s16[4];
1244 u8 v = list_s16[4] >> 8;
1245
1246 set_clut(psx_gpu, list_s16[5]);
1247
1248 render_sprite(psx_gpu, x, y, u, v, 8, 8,
1249 current_command, list[0]);
1250 do_esprite_in_triangles(psx_gpu, x, y, u, v, 8, 8, list[0]);
1251 break;
1252 }
1253
1254 case 0x78:
1255 case 0x79:
1256 case 0x7A:
1257 case 0x7B:
1258 {
1259 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1260 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1261
1262 render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]);
1263 do_esprite_in_triangles(psx_gpu, x, y, 0, 0, 16, 16, list[0]);
1264 break;
1265 }
1266
1267 case 0x7C:
1268 case 0x7D:
1269 case 0x7E:
1270 case 0x7F:
1271 {
1272 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1273 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1274 u8 u = list_s16[4];
1275 u8 v = list_s16[4] >> 8;
1276
1277 set_clut(psx_gpu, list_s16[5]);
1278
1279 render_sprite(psx_gpu, x, y, u, v, 16, 16, current_command, list[0]);
1280 do_esprite_in_triangles(psx_gpu, x, y, u, v, 16, 16, list[0]);
1281 break;
1282 }
1283
1284 case 0x80: // vid -> vid
1285 render_block_move(psx_gpu, list_s16[2] & 0x3FF, list_s16[3] & 0x1FF,
1286 list_s16[4] & 0x3FF, list_s16[5] & 0x1FF,
1287 ((list_s16[6] - 1) & 0x3FF) + 1, ((list_s16[7] - 1) & 0x1FF) + 1);
1288 break;
1289
1290#ifdef PCSX
1291 case 0xA0: // sys -> vid
1292 case 0xC0: // vid -> sys
1293 goto breakloop;
1294#else
1295 case 0xA0: // sys -> vid
1296 {
1297 u32 load_x = list_s16[2] & 0x3FF;
1298 u32 load_y = list_s16[3] & 0x1FF;
1299 u32 load_width = list_s16[4] & 0x3FF;
1300 u32 load_height = list_s16[5] & 0x1FF;
1301 u32 load_size = load_width * load_height;
1302
1303 command_length += load_size / 2;
1304
1305 if(load_size & 1)
1306 command_length++;
1307
1308 render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y,
1309 load_width, load_height, load_width);
1310 break;
1311 }
1312
1313 case 0xC0: // vid -> sys
1314 break;
1315#endif
1316
1317 case 0xE1:
1318 set_texture(psx_gpu, list[0]);
1319
1320 if(list[0] & (1 << 9))
1321 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
1322 else
1323 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1324
1325 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
1326 SET_Ex(1, list[0]);
1327 break;
1328
1329 case 0xE2:
1330 {
1331 // TODO: Clean
1332 u32 texture_window_settings = list[0];
1333 u32 tmp, x, y, w, h;
1334
1335 if(texture_window_settings != psx_gpu->texture_window_settings)
1336 {
1337 tmp = (texture_window_settings & 0x1F) | 0x20;
1338 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
1339
1340 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
1341 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
1342
1343 tmp = 32 - (w >> 3);
1344 x = ((texture_window_settings >> 10) & tmp) << 3;
1345
1346 tmp = 32 - (h >> 3);
1347 y = ((texture_window_settings >> 15) & tmp) << 3;
1348
1349 flush_render_block_buffer(psx_gpu);
1350
1351 psx_gpu->texture_window_settings = texture_window_settings;
1352 psx_gpu->texture_window_x = x;
1353 psx_gpu->texture_window_y = y;
1354 psx_gpu->texture_mask_width = w - 1;
1355 psx_gpu->texture_mask_height = h - 1;
1356
1357 update_texture_ptr(psx_gpu);
1358 }
1359 SET_Ex(2, list[0]);
1360 break;
1361 }
1362
1363 case 0xE3:
1364 psx_gpu->viewport_start_x = list[0] & 0x3FF;
1365 psx_gpu->viewport_start_y = (list[0] >> 10) & 0x1FF;
1366 psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x;
1367 psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y;
1368 select_enhancement_buf(psx_gpu);
1369
1370#ifdef TEXTURE_CACHE_4BPP
1371 psx_gpu->viewport_mask =
1372 texture_region_mask(psx_gpu->viewport_start_x,
1373 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1374 psx_gpu->viewport_end_y);
1375#endif
1376 SET_Ex(3, list[0]);
1377 break;
1378
1379 case 0xE4:
1380 psx_gpu->viewport_end_x = list[0] & 0x3FF;
1381 psx_gpu->viewport_end_y = (list[0] >> 10) & 0x1FF;
1382 psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x;
1383 psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y;
1384
1385#ifdef TEXTURE_CACHE_4BPP
1386 psx_gpu->viewport_mask =
1387 texture_region_mask(psx_gpu->viewport_start_x,
1388 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1389 psx_gpu->viewport_end_y);
1390#endif
1391 SET_Ex(4, list[0]);
1392 break;
1393
1394 case 0xE5:
1395 {
1396 s32 offset_x = list[0] << 21;
1397 s32 offset_y = list[0] << 10;
1398 psx_gpu->offset_x = offset_x >> 21;
1399 psx_gpu->offset_y = offset_y >> 21;
1400
1401 SET_Ex(5, list[0]);
1402 break;
1403 }
1404
1405 case 0xE6:
1406 {
1407 u32 mask_settings = list[0];
1408 u16 mask_msb = mask_settings << 15;
1409
1410 if(list[0] & 0x2)
1411 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
1412 else
1413 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
1414
1415 if(mask_msb != psx_gpu->mask_msb)
1416 {
1417 flush_render_block_buffer(psx_gpu);
1418 psx_gpu->mask_msb = mask_msb;
1419 }
1420
1421 SET_Ex(6, list[0]);
1422 break;
1423 }
1424
1425 default:
1426 break;
1427 }
1428 }
1429
1430#ifdef PCSX
1431breakloop:
1432#endif
1433enhancement_disable();
1434 if (last_command != NULL)
1435 *last_command = current_command;
1436 return list - list_start;
1437}
1438
1439// vim:shiftwidth=2:expandtab
ARM optimized PCSX fork