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frontend: update libpicofe, fix missed callbacks
[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#include "../../gpulib/gpu_timing.h"
19#include "../../gpulib/gpu.h"
20
21#ifndef command_lengths
22const u8 command_lengths[256] =
23{
24 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00
25 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10
26 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20
27 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30
28 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40
29 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50
30 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 0, 0, 0, 0, // 60
31 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70
32 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80
33 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90
34 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0
35 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0
36 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0
37 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0
38 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0
39 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0
40};
41#endif
42
43static void update_texture_ptr(psx_gpu_struct *psx_gpu)
44{
45 u8 *texture_base;
46 u8 *texture_ptr;
47
48 switch((psx_gpu->render_state_base >> 8) & 0x3)
49 {
50 case TEXTURE_MODE_4BPP:
51 texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page];
52
53 texture_ptr = texture_base;
54 texture_ptr += psx_gpu->texture_window_x & 0xF;
55 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
56 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
57 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
58 break;
59
60 case TEXTURE_MODE_8BPP:
61 if(psx_gpu->current_texture_page & 0x1)
62 {
63 texture_base =
64 psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1];
65 }
66 else
67 {
68 texture_base =
69 psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1];
70 }
71
72 texture_ptr = texture_base;
73 texture_ptr += psx_gpu->texture_window_x & 0xF;
74 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
75 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
76 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
77 break;
78
79 default:
80 case TEXTURE_MODE_16BPP:
81 texture_base = (u8 *)(psx_gpu->vram_ptr);
82 texture_base += (psx_gpu->current_texture_page & 0xF) * 128;
83 texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048;
84
85 texture_ptr = texture_base;
86 texture_ptr += psx_gpu->texture_window_x * 2;
87 texture_ptr += (psx_gpu->texture_window_y) * 2048;
88 break;
89 }
90
91 psx_gpu->texture_page_base = texture_base;
92 psx_gpu->texture_page_ptr = texture_ptr;
93}
94
95static void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings)
96{
97 texture_settings &= 0x1FF;
98 if(psx_gpu->texture_settings != texture_settings)
99 {
100 u32 new_texture_page = texture_settings & 0x1F;
101 u32 texture_mode = (texture_settings >> 7) & 0x3;
102 u32 render_state_base = psx_gpu->render_state_base;
103
104 flush_render_block_buffer(psx_gpu);
105
106 render_state_base &= ~(0xF << 6);
107 render_state_base |= ((texture_settings >> 5) & 0xF) << 6;
108
109 psx_gpu->render_state_base = render_state_base;
110
111 psx_gpu->current_texture_mask = 1u << new_texture_page;
112
113 if(texture_mode == TEXTURE_MODE_8BPP)
114 {
115 // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it
116 // wraps back around to the left edge.
117 u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10);
118 psx_gpu->current_texture_mask |= 1u << adjacent_texture_page;
119
120 if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1)
121 {
122 u32 dirty_textures_8bpp_alternate_mask =
123 psx_gpu->dirty_textures_8bpp_alternate_mask;
124 psx_gpu->dirty_textures_8bpp_alternate_mask =
125 psx_gpu->dirty_textures_8bpp_mask;
126 psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask;
127 }
128
129 psx_gpu->last_8bpp_texture_page = new_texture_page;
130 }
131
132 psx_gpu->current_texture_page = new_texture_page;
133 psx_gpu->texture_settings = texture_settings;
134
135 update_texture_ptr(psx_gpu);
136 }
137}
138
139static void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings)
140{
141 clut_settings &= 0x7FFF;
142 if (psx_gpu->clut_settings != clut_settings)
143 {
144 flush_render_block_buffer(psx_gpu);
145 psx_gpu->clut_settings = clut_settings;
146 psx_gpu->clut_ptr = psx_gpu->vram_ptr + clut_settings * 16;
147 }
148}
149
150static void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color)
151{
152 if(psx_gpu->triangle_color != triangle_color)
153 {
154 flush_render_block_buffer(psx_gpu);
155 psx_gpu->triangle_color = triangle_color;
156 }
157}
158
159static void do_fill(psx_gpu_struct *psx_gpu, u32 x, u32 y,
160 u32 width, u32 height, u32 color)
161{
162 x &= ~0xF;
163 width = ((width + 0xF) & ~0xF);
164
165 flush_render_block_buffer(psx_gpu);
166
167 if(unlikely((x + width) > 1024))
168 {
169 u32 width_a = 1024 - x;
170 u32 width_b = width - width_a;
171
172 if(unlikely((y + height) > 512))
173 {
174 u32 height_a = 512 - y;
175 u32 height_b = height - height_a;
176
177 render_block_fill(psx_gpu, color, x, y, width_a, height_a);
178 render_block_fill(psx_gpu, color, 0, y, width_b, height_a);
179 render_block_fill(psx_gpu, color, x, 0, width_a, height_b);
180 render_block_fill(psx_gpu, color, 0, 0, width_b, height_b);
181 }
182 else
183 {
184 render_block_fill(psx_gpu, color, x, y, width_a, height);
185 render_block_fill(psx_gpu, color, 0, y, width_b, height);
186 }
187 }
188 else
189 {
190 if(unlikely((y + height) > 512))
191 {
192 u32 height_a = 512 - y;
193 u32 height_b = height - height_a;
194
195 render_block_fill(psx_gpu, color, x, y, width, height_a);
196 render_block_fill(psx_gpu, color, x, 0, width, height_b);
197 }
198 else
199 {
200 render_block_fill(psx_gpu, color, x, y, width, height);
201 }
202 }
203}
204
205#define get_vertex_data_xy(vertex_number, offset16) \
206 vertexes[vertex_number].x = sign_extend_11bit(list_s16[offset16]); \
207 vertexes[vertex_number].y = sign_extend_11bit(list_s16[(offset16) + 1]); \
208
209#define get_vertex_data_uv(vertex_number, offset16) \
210 vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \
211 vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \
212
213#define get_vertex_data_rgb(vertex_number, offset32) \
214 vertexes[vertex_number].r = list[offset32] & 0xFF; \
215 vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \
216 vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \
217
218#define get_vertex_data_xy_uv(vertex_number, offset16) \
219 get_vertex_data_xy(vertex_number, offset16); \
220 get_vertex_data_uv(vertex_number, (offset16) + 2) \
221
222#define get_vertex_data_xy_rgb(vertex_number, offset16) \
223 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
224 get_vertex_data_xy(vertex_number, (offset16) + 2); \
225
226#define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \
227 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
228 get_vertex_data_xy(vertex_number, (offset16) + 2); \
229 get_vertex_data_uv(vertex_number, (offset16) + 4); \
230
231#define set_vertex_color_constant(vertex_number, color) \
232 vertexes[vertex_number].r = color & 0xFF; \
233 vertexes[vertex_number].g = (color >> 8) & 0xFF; \
234 vertexes[vertex_number].b = (color >> 16) & 0xFF \
235
236#define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \
237 get_vertex_data_xy(vertex_number, offset16); \
238 set_vertex_color_constant(vertex_number, color) \
239
240#ifndef SET_Ex
241#define SET_Ex(r, v)
242#endif
243
244static void textured_sprite(psx_gpu_struct *psx_gpu, const u32 *list,
245 s32 width, s32 height, u32 *cpu_cycles_sum, u32 *cpu_cycles)
246{
247 s32 x = sign_extend_11bit(list[1] + psx_gpu->offset_x);
248 s32 y = sign_extend_11bit((list[1] >> 16) + psx_gpu->offset_y);
249 u8 v = (list[2] >> 8) & 0xff;
250 u8 u = list[2] & 0xff;
251
252 set_clut(psx_gpu, list[2] >> 16);
253
254 render_sprite(psx_gpu, x, y, u, v, &width, &height, list[0] >> 24, list[0]);
255 gput_sum(*cpu_cycles_sum, *cpu_cycles, gput_sprite(width, height));
256}
257
258static void undo_offset(vertex_struct *vertexes, prepared_triangle *triangle)
259{
260 s32 i;
261 for (i = 0; i < 3; i++)
262 {
263 vertexes[i].x -= triangle->offset_x;
264 vertexes[i].y -= triangle->offset_y;
265 }
266}
267
268static void do_triangle(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
269 u32 current_command)
270{
271 prepared_triangle triangle;
272 if (prepare_triangle(psx_gpu, vertexes, &triangle))
273 render_triangle_p(psx_gpu, triangle.vertexes, current_command);
274}
275
276static void do_quad(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
277 u32 current_command)
278{
279 prepared_triangle triangle;
280 if (prepare_triangle(psx_gpu, vertexes, &triangle))
281 {
282 render_triangle_p(psx_gpu, triangle.vertexes, current_command);
283 undo_offset(vertexes, &triangle);
284 }
285 if (prepare_triangle(psx_gpu, vertexes + 1, &triangle))
286 render_triangle_p(psx_gpu, triangle.vertexes, current_command);
287}
288
289u32 gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size,
290 s32 *cpu_cycles_sum_out, s32 *cpu_cycles_last, u32 *last_command)
291{
292 vertex_struct vertexes[4] __attribute__((aligned(16))) = {};
293 u32 current_command = 0, command_length;
294 u32 cpu_cycles_sum = 0, cpu_cycles = *cpu_cycles_last;
295 u32 simplified_prim[4*4];
296
297 u32 *list_start = list;
298 u32 *list_end = list + (size / 4);
299
300 for(; list < list_end; list += 1 + command_length)
301 {
302 s16 *list_s16 = (void *)list;
303 current_command = *list >> 24;
304 command_length = command_lengths[current_command];
305 if (list + 1 + command_length > list_end) {
306 current_command = (u32)-1;
307 break;
308 }
309
310 switch(current_command)
311 {
312 case 0x00:
313 break;
314
315 case 0x02:
316 {
317 u32 x = list_s16[2] & 0x3FF;
318 u32 y = list_s16[3] & 0x1FF;
319 u32 width = list_s16[4] & 0x3FF;
320 u32 height = list_s16[5] & 0x1FF;
321 u32 color = list[0] & 0xFFFFFF;
322
323 do_fill(psx_gpu, x, y, width, height, color);
324 gput_sum(cpu_cycles_sum, cpu_cycles, gput_fill(width, height));
325 break;
326 }
327
328 case 0x20 ... 0x23:
329 {
330 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
331
332 get_vertex_data_xy(0, 2);
333 get_vertex_data_xy(1, 4);
334 get_vertex_data_xy(2, 6);
335
336 do_triangle(psx_gpu, vertexes, current_command);
337 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base());
338 break;
339 }
340
341 case 0x24 ... 0x27:
342 {
343 set_clut(psx_gpu, list_s16[5]);
344 set_texture(psx_gpu, list_s16[9]);
345 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
346
347 get_vertex_data_xy_uv(0, 2);
348 get_vertex_data_xy_uv(1, 6);
349 get_vertex_data_xy_uv(2, 10);
350
351 do_triangle(psx_gpu, vertexes, current_command);
352 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_t());
353 break;
354 }
355
356 case 0x28 ... 0x2B:
357 {
358 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
359
360 get_vertex_data_xy(0, 2);
361 get_vertex_data_xy(1, 4);
362 get_vertex_data_xy(2, 6);
363 get_vertex_data_xy(3, 8);
364
365 do_quad(psx_gpu, vertexes, current_command);
366 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base());
367 break;
368 }
369
370 case 0x2C ... 0x2F:
371 {
372 u32 i, simplified_count;
373 set_texture(psx_gpu, list[4] >> 16);
374 if (!(psx_gpu->render_state_base & RENDER_STATE_DITHER) &&
375 (simplified_count = prim_try_simplify_quad_t(simplified_prim, list)))
376 {
377 for (i = 0; i < simplified_count; i++) {
378 const u32 *list_ = &simplified_prim[i * 4];
379 textured_sprite(psx_gpu, list_, list_[3] & 0x3FF,
380 (list_[3] >> 16) & 0x1FF, &cpu_cycles_sum, &cpu_cycles);
381 }
382 break;
383 }
384
385 set_clut(psx_gpu, list[2] >> 16);
386 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
387
388 get_vertex_data_xy_uv(0, 2);
389 get_vertex_data_xy_uv(1, 6);
390 get_vertex_data_xy_uv(2, 10);
391 get_vertex_data_xy_uv(3, 14);
392
393 do_quad(psx_gpu, vertexes, current_command);
394 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_t());
395 break;
396 }
397
398 case 0x30 ... 0x33:
399 {
400 get_vertex_data_xy_rgb(0, 0);
401 get_vertex_data_xy_rgb(1, 4);
402 get_vertex_data_xy_rgb(2, 8);
403
404 do_triangle(psx_gpu, vertexes, current_command);
405 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_g());
406 break;
407 }
408
409 case 0x34 ... 0x37:
410 {
411 set_clut(psx_gpu, list_s16[5]);
412 set_texture(psx_gpu, list_s16[11]);
413
414 get_vertex_data_xy_uv_rgb(0, 0);
415 get_vertex_data_xy_uv_rgb(1, 6);
416 get_vertex_data_xy_uv_rgb(2, 12);
417
418 do_triangle(psx_gpu, vertexes, current_command);
419 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_gt());
420 break;
421 }
422
423 case 0x38 ... 0x3B:
424 {
425 get_vertex_data_xy_rgb(0, 0);
426 get_vertex_data_xy_rgb(1, 4);
427 get_vertex_data_xy_rgb(2, 8);
428 get_vertex_data_xy_rgb(3, 12);
429
430 do_quad(psx_gpu, vertexes, current_command);
431 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_g());
432 break;
433 }
434
435 case 0x3C ... 0x3F:
436 {
437 u32 i, simplified_count;
438 set_texture(psx_gpu, list[5] >> 16);
439 if (!(psx_gpu->render_state_base & RENDER_STATE_DITHER) &&
440 (simplified_count = prim_try_simplify_quad_gt(simplified_prim, list)))
441 {
442 for (i = 0; i < simplified_count; i++) {
443 const u32 *list_ = &simplified_prim[i * 4];
444 textured_sprite(psx_gpu, list_, list_[3] & 0x3FF,
445 (list_[3] >> 16) & 0x1FF, &cpu_cycles_sum, &cpu_cycles);
446 }
447 break;
448 }
449
450 set_clut(psx_gpu, list[2] >> 16);
451
452 get_vertex_data_xy_uv_rgb(0, 0);
453 get_vertex_data_xy_uv_rgb(1, 6);
454 get_vertex_data_xy_uv_rgb(2, 12);
455 get_vertex_data_xy_uv_rgb(3, 18);
456
457 do_quad(psx_gpu, vertexes, current_command);
458 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_gt());
459 break;
460 }
461
462 case 0x40 ... 0x47:
463 {
464 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
465 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
466 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
467 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
468
469 render_line(psx_gpu, vertexes, current_command, list[0], 0);
470 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
471 break;
472 }
473
474 case 0x48 ... 0x4F:
475 {
476 u32 num_vertexes = 1;
477 u32 *list_position = &(list[2]);
478 u32 xy = list[1];
479
480 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
481 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
482
483 xy = *list_position;
484 while(1)
485 {
486 vertexes[0] = vertexes[1];
487
488 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
489 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
490
491 render_line(psx_gpu, vertexes, current_command, list[0], 0);
492 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
493
494 list_position++;
495 num_vertexes++;
496
497 if(list_position >= list_end)
498 {
499 current_command = (u32)-1;
500 goto breakloop;
501 }
502
503 xy = *list_position;
504 if((xy & 0xF000F000) == 0x50005000)
505 break;
506 }
507
508 command_length += (num_vertexes - 2);
509 break;
510 }
511
512 case 0x50 ... 0x57:
513 {
514 vertexes[0].r = list[0] & 0xFF;
515 vertexes[0].g = (list[0] >> 8) & 0xFF;
516 vertexes[0].b = (list[0] >> 16) & 0xFF;
517 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
518 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
519
520 vertexes[1].r = list[2] & 0xFF;
521 vertexes[1].g = (list[2] >> 8) & 0xFF;
522 vertexes[1].b = (list[2] >> 16) & 0xFF;
523 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
524 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
525
526 render_line(psx_gpu, vertexes, current_command, 0, 0);
527 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
528 break;
529 }
530
531 case 0x58 ... 0x5F:
532 {
533 u32 num_vertexes = 1;
534 u32 *list_position = &(list[2]);
535 u32 color = list[0];
536 u32 xy = list[1];
537
538 vertexes[1].r = color & 0xFF;
539 vertexes[1].g = (color >> 8) & 0xFF;
540 vertexes[1].b = (color >> 16) & 0xFF;
541 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
542 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
543
544 color = list_position[0];
545 while(1)
546 {
547 xy = list_position[1];
548
549 vertexes[0] = vertexes[1];
550
551 vertexes[1].r = color & 0xFF;
552 vertexes[1].g = (color >> 8) & 0xFF;
553 vertexes[1].b = (color >> 16) & 0xFF;
554 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
555 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
556
557 render_line(psx_gpu, vertexes, current_command, 0, 0);
558 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
559
560 list_position += 2;
561 num_vertexes++;
562
563 if(list_position >= list_end)
564 {
565 current_command = (u32)-1;
566 goto breakloop;
567 }
568
569 color = list_position[0];
570 if((color & 0xF000F000) == 0x50005000)
571 break;
572 }
573
574 command_length += ((num_vertexes - 2) * 2);
575 break;
576 }
577
578 case 0x60 ... 0x63:
579 {
580 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
581 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
582 s32 width = list_s16[4] & 0x3FF;
583 s32 height = list_s16[5] & 0x1FF;
584
585 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
586 current_command, list[0]);
587 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
588 break;
589 }
590
591 case 0x64 ... 0x67:
592 textured_sprite(psx_gpu, list, list[3] & 0x3FF, (list[3] >> 16) & 0x1FF,
593 &cpu_cycles_sum, &cpu_cycles);
594 break;
595
596 case 0x68 ... 0x6B:
597 {
598 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
599 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
600 s32 width = 1, height = 1;
601
602 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
603 current_command, list[0]);
604 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(1, 1));
605 break;
606 }
607
608 case 0x70 ... 0x73:
609 {
610 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
611 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
612 s32 width = 8, height = 8;
613
614 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
615 current_command, list[0]);
616 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
617 break;
618 }
619
620 case 0x74 ... 0x77:
621 textured_sprite(psx_gpu, list, 8, 8, &cpu_cycles_sum, &cpu_cycles);
622 break;
623
624 case 0x78 ... 0x7B:
625 {
626 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
627 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
628 s32 width = 16, height = 16;
629
630 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
631 current_command, list[0]);
632 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
633 break;
634 }
635
636 case 0x7C ... 0x7F:
637 textured_sprite(psx_gpu, list, 16, 16, &cpu_cycles_sum, &cpu_cycles);
638 break;
639
640#ifdef PCSX
641 case 0x1F: // irq?
642 case 0x80 ... 0x9F: // vid -> vid
643 case 0xA0 ... 0xBF: // sys -> vid
644 case 0xC0 ... 0xDF: // vid -> sys
645 goto breakloop;
646#else
647 case 0x80 ... 0x9F: // vid -> vid
648 {
649 u32 sx = list_s16[2] & 0x3FF;
650 u32 sy = list_s16[3] & 0x1FF;
651 u32 dx = list_s16[4] & 0x3FF;
652 u32 dy = list_s16[5] & 0x1FF;
653 u32 w = ((list_s16[6] - 1) & 0x3FF) + 1;
654 u32 h = ((list_s16[7] - 1) & 0x1FF) + 1;
655
656 if (sx == dx && sy == dy && psx_gpu->mask_msb == 0)
657 break;
658
659 render_block_move(psx_gpu, sx, sy, dx, dy, w, h);
660 break;
661 }
662
663 case 0xA0 ... 0xBF: // sys -> vid
664 {
665 u32 load_x = list_s16[2] & 0x3FF;
666 u32 load_y = list_s16[3] & 0x1FF;
667 u32 load_width = list_s16[4] & 0x3FF;
668 u32 load_height = list_s16[5] & 0x1FF;
669 u32 load_size = load_width * load_height;
670
671 command_length += load_size / 2;
672
673 if(load_size & 1)
674 command_length++;
675
676 render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y,
677 load_width, load_height, load_width);
678 break;
679 }
680
681 case 0xC0 ... 0xDF: // vid -> sys
682 break;
683#endif
684
685 case 0xE1:
686 set_texture(psx_gpu, list[0]);
687
688 if ((psx_gpu->allow_dithering && (list[0] & (1 << 9)))
689 || psx_gpu->force_dithering)
690 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
691 else
692 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
693
694 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
695 SET_Ex(1, list[0]);
696 break;
697
698 case 0xE2:
699 {
700 // TODO: Clean
701 u32 texture_window_settings = list[0];
702 u32 tmp, x, y, w, h;
703
704 if(texture_window_settings != psx_gpu->texture_window_settings)
705 {
706 tmp = (texture_window_settings & 0x1F) | 0x20;
707 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
708
709 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
710 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
711
712 tmp = 32 - (w >> 3);
713 x = ((texture_window_settings >> 10) & tmp) << 3;
714
715 tmp = 32 - (h >> 3);
716 y = ((texture_window_settings >> 15) & tmp) << 3;
717
718 flush_render_block_buffer(psx_gpu);
719
720 psx_gpu->texture_window_settings = texture_window_settings;
721 psx_gpu->texture_window_x = x;
722 psx_gpu->texture_window_y = y;
723 psx_gpu->texture_mask_width = w - 1;
724 psx_gpu->texture_mask_height = h - 1;
725
726 update_texture_ptr(psx_gpu);
727 }
728 SET_Ex(2, list[0]);
729 break;
730 }
731
732 case 0xE3:
733 {
734 s16 viewport_start_x = list[0] & 0x3FF;
735 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
736
737 if(viewport_start_x == psx_gpu->viewport_start_x &&
738 viewport_start_y == psx_gpu->viewport_start_y)
739 {
740 break;
741 }
742
743 psx_gpu->viewport_start_x = viewport_start_x;
744 psx_gpu->viewport_start_y = viewport_start_y;
745
746#ifdef TEXTURE_CACHE_4BPP
747 psx_gpu->viewport_mask =
748 texture_region_mask(psx_gpu->viewport_start_x,
749 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
750 psx_gpu->viewport_end_y);
751#endif
752 SET_Ex(3, list[0]);
753 break;
754 }
755
756 case 0xE4:
757 {
758 s16 viewport_end_x = list[0] & 0x3FF;
759 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
760
761 if(viewport_end_x == psx_gpu->viewport_end_x &&
762 viewport_end_y == psx_gpu->viewport_end_y)
763 {
764 break;
765 }
766
767 psx_gpu->viewport_end_x = viewport_end_x;
768 psx_gpu->viewport_end_y = viewport_end_y;
769
770#ifdef TEXTURE_CACHE_4BPP
771 psx_gpu->viewport_mask =
772 texture_region_mask(psx_gpu->viewport_start_x,
773 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
774 psx_gpu->viewport_end_y);
775#endif
776 SET_Ex(4, list[0]);
777 break;
778 }
779
780 case 0xE5:
781 {
782 psx_gpu->offset_x = sign_extend_11bit(list[0]);
783 psx_gpu->offset_y = sign_extend_11bit(list[0] >> 11);
784
785 SET_Ex(5, list[0]);
786 break;
787 }
788
789 case 0xE6:
790 {
791 u32 mask_settings = list[0];
792 u16 mask_msb = mask_settings << 15;
793
794 if(list[0] & 0x2)
795 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
796 else
797 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
798
799 if(mask_msb != psx_gpu->mask_msb)
800 {
801 flush_render_block_buffer(psx_gpu);
802 psx_gpu->mask_msb = mask_msb;
803 }
804
805 SET_Ex(6, list[0]);
806 break;
807 }
808
809 default:
810 break;
811 }
812 }
813
814breakloop:
815 *cpu_cycles_sum_out += cpu_cycles_sum;
816 *cpu_cycles_last = cpu_cycles;
817 *last_command = current_command;
818 return list - list_start;
819}
820
821#ifdef PCSX
822
823// this thing has become such a PITA, should just handle the 2048 width really
824static void update_enhancement_buf_scanouts(psx_gpu_struct *psx_gpu,
825 int x, int y, int w, int h)
826{
827 int max_bufs = ARRAY_SIZE(psx_gpu->enhancement_scanouts);
828 struct psx_gpu_scanout *s;
829 int i, sel, right, bottom;
830 u32 tol_x = 48, tol_y = 16;
831 u32 intersection;
832
833 //w = (w + 15) & ~15;
834 psx_gpu->saved_hres = w;
835 assert(!(max_bufs & (max_bufs - 1)));
836 for (i = 0; i < max_bufs; i++) {
837 s = &psx_gpu->enhancement_scanouts[i];
838 if (s->x == x && s->y == y && w - s->w <= tol_x && h - s->h <= tol_y)
839 return;
840 }
841
842 // evict any scanout that intersects
843 right = x + w;
844 bottom = y + h;
845 for (i = 0, sel = -1; i < max_bufs; i++) {
846 s = &psx_gpu->enhancement_scanouts[i];
847 if (s->x >= right) continue;
848 if (s->x + s->w <= x) continue;
849 if (s->y >= bottom) continue;
850 if (s->y + s->h <= y) continue;
851 // ... but allow upto 16 pixels intersection that some games do
852 if ((intersection = s->x + s->w - x) - 1u <= tol_x) {
853 s->w -= intersection;
854 continue;
855 }
856 if ((intersection = s->y + s->h - y) - 1u <= tol_y) {
857 s->h -= intersection;
858 continue;
859 }
860 //printf("%4d%4d%4dx%d evicted\n", s->x, s->y, s->w, s->h);
861 s->w = 0;
862 sel = i;
863 break;
864 }
865 if (sel >= 0) {
866 // 2nd intersection check
867 for (i = 0; i < max_bufs; i++) {
868 s = &psx_gpu->enhancement_scanouts[i];
869 if (!s->w)
870 continue;
871 if ((intersection = right - s->x) - 1u <= tol_x) {
872 w -= intersection;
873 break;
874 }
875 if ((intersection = bottom - s->y) - 1u <= tol_y) {
876 h -= intersection;
877 break;
878 }
879 }
880 }
881 else
882 sel = psx_gpu->enhancement_scanout_eselect++;
883 psx_gpu->enhancement_scanout_eselect &= max_bufs - 1;
884 s = &psx_gpu->enhancement_scanouts[sel];
885 s->x = x;
886 s->y = y;
887 s->w = w;
888 s->h = h;
889
890 sync_enhancement_buffers(x, y, w, h);
891#if 0
892 printf("scanouts:\n");
893 for (i = 0; i < ARRAY_SIZE(psx_gpu->enhancement_scanouts); i++) {
894 s = &psx_gpu->enhancement_scanouts[i];
895 if (s->w)
896 printf("%4d%4d%4dx%d\n", s->x, s->y, s->w, s->h);
897 }
898#endif
899}
900
901static int select_enhancement_buf_index(psx_gpu_struct *psx_gpu, s32 x, s32 y)
902{
903 int i;
904 for (i = 0; i < ARRAY_SIZE(psx_gpu->enhancement_scanouts); i++) {
905 const struct psx_gpu_scanout *s = &psx_gpu->enhancement_scanouts[i];
906 if (s->x <= x && x < s->x + s->w &&
907 s->y <= y && y < s->y + s->h)
908 return i;
909 }
910 return -1;
911}
912
913#define select_enhancement_buf_by_index(psx_gpu_, i_) \
914 ((psx_gpu_)->enhancement_buf_ptr + ((i_) << 20))
915
916static void *select_enhancement_buf_ptr(psx_gpu_struct *psx_gpu, s32 x, s32 y)
917{
918 int i = select_enhancement_buf_index(psx_gpu, x, y);
919 return i >= 0 ? select_enhancement_buf_by_index(psx_gpu, i) : NULL;
920}
921
922static void select_enhancement_buf(psx_gpu_struct *psx_gpu)
923{
924 s32 x = psx_gpu->saved_viewport_start_x + 16;
925 s32 y = psx_gpu->saved_viewport_start_y + 16;
926 psx_gpu->enhancement_current_buf_ptr = select_enhancement_buf_ptr(psx_gpu, x, y);
927}
928
929#define enhancement_disable() { \
930 psx_gpu->vram_out_ptr = psx_gpu->vram_ptr; \
931 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x; \
932 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y; \
933 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x; \
934 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y; \
935 psx_gpu->hacks_active = 0; \
936 psx_gpu->uvrgb_phase = 0x8000; \
937}
938
939static int enhancement_enable(psx_gpu_struct *psx_gpu)
940{
941 if (!psx_gpu->enhancement_current_buf_ptr)
942 return 0;
943 psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr;
944 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x * 2;
945 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y * 2;
946 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x * 2 + 1;
947 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y * 2 + 1;
948 if (psx_gpu->viewport_end_x - psx_gpu->viewport_start_x + 1 > 1024)
949 psx_gpu->viewport_end_x = psx_gpu->viewport_start_x + 1023;
950 //psx_gpu->uvrgb_phase = 0x7fff;
951 return 1;
952}
953
954#define shift_vertices3(v) { \
955 v[0]->x <<= 1; \
956 v[0]->y <<= 1; \
957 v[1]->x <<= 1; \
958 v[1]->y <<= 1; \
959 v[2]->x <<= 1; \
960 v[2]->y <<= 1; \
961}
962
963#define unshift_vertices3(v) { \
964 v[0]->x >>= 1; \
965 v[0]->y >>= 1; \
966 v[1]->x >>= 1; \
967 v[1]->y >>= 1; \
968 v[2]->x >>= 1; \
969 v[2]->y >>= 1; \
970}
971
972#define shift_triangle_area() \
973 psx_gpu->triangle_area *= 4
974
975#ifndef NEON_BUILD
976void scale2x_tiles8(void *dst, const void *src, int w8, int h)
977{
978 uint16_t* d = (uint16_t*)dst;
979 const uint16_t* s = (const uint16_t*)src;
980
981 while ( h-- )
982 {
983 uint16_t* d_save = d;
984 const uint16_t* s_save = s;
985 int w = w8;
986
987 while ( w-- )
988 {
989 d[ 0 ] = *s;
990 d[ 1 ] = *s;
991 d[ 1024 ] = *s;
992 d[ 1025 ] = *s;
993 d += 2; s++;
994
995 d[ 0 ] = *s;
996 d[ 1 ] = *s;
997 d[ 1024 ] = *s;
998 d[ 1025 ] = *s;
999 d += 2; s++;
1000
1001 d[ 0 ] = *s;
1002 d[ 1 ] = *s;
1003 d[ 1024 ] = *s;
1004 d[ 1025 ] = *s;
1005 d += 2; s++;
1006
1007 d[ 0 ] = *s;
1008 d[ 1 ] = *s;
1009 d[ 1024 ] = *s;
1010 d[ 1025 ] = *s;
1011 d += 2; s++;
1012
1013 d[ 0 ] = *s;
1014 d[ 1 ] = *s;
1015 d[ 1024 ] = *s;
1016 d[ 1025 ] = *s;
1017 d += 2; s++;
1018
1019 d[ 0 ] = *s;
1020 d[ 1 ] = *s;
1021 d[ 1024 ] = *s;
1022 d[ 1025 ] = *s;
1023 d += 2; s++;
1024
1025 d[ 0 ] = *s;
1026 d[ 1 ] = *s;
1027 d[ 1024 ] = *s;
1028 d[ 1025 ] = *s;
1029 d += 2; s++;
1030
1031 d[ 0 ] = *s;
1032 d[ 1 ] = *s;
1033 d[ 1024 ] = *s;
1034 d[ 1025 ] = *s;
1035 d += 2; s++;
1036 }
1037
1038 d = d_save + 2048;
1039 s = s_save + 1024; /* or 512? */
1040 }
1041}
1042#endif
1043
1044// simple check for a case where no clipping is used
1045// - now handled by adjusting the viewport
1046static int check_enhanced_range(psx_gpu_struct *psx_gpu, int x, int y)
1047{
1048 return 1;
1049}
1050
1051static u32 uv_hack(psx_gpu_struct *psx_gpu, const vertex_struct *vertex_ptrs)
1052{
1053 int i, have_right_edge = 0, have_bottom_edge = 0, bad_u = 0, bad_v = 0;
1054 u32 hacks = 0;
1055
1056 for (i = 0; i < 3; i++) {
1057 int j = (i + 1) % 3, k = (i + 2) % 3;
1058 int du = abs((int)vertex_ptrs[i].u - (int)vertex_ptrs[j].u);
1059 int dv = abs((int)vertex_ptrs[i].v - (int)vertex_ptrs[j].v);
1060 if (du && (du & 7) != 7)
1061 bad_u = 1;
1062 if (dv && (dv & 7) != 7)
1063 bad_v = 1;
1064 if (vertex_ptrs[i].x == vertex_ptrs[j].x && vertex_ptrs[k].x < vertex_ptrs[j].x)
1065 have_right_edge = 1;
1066 if (vertex_ptrs[i].y == vertex_ptrs[j].y)// && vertex_ptrs[k].y < vertex_ptrs[j].y)
1067 have_bottom_edge = 1;
1068 }
1069 if (have_right_edge && bad_u)
1070 hacks |= AHACK_TEXTURE_ADJ_U;
1071 if (have_bottom_edge && bad_v)
1072 hacks |= AHACK_TEXTURE_ADJ_V;
1073 return hacks;
1074}
1075
1076static void do_triangle_enhanced(psx_gpu_struct *psx_gpu,
1077 vertex_struct *vertexes, u32 current_command)
1078{
1079 prepared_triangle triangle;
1080
1081 if (!prepare_triangle(psx_gpu, vertexes, &triangle))
1082 return;
1083
1084 if (!psx_gpu->hack_disable_main)
1085 render_triangle_p(psx_gpu, triangle.vertexes, current_command);
1086
1087 if (!check_enhanced_range(psx_gpu, triangle.vertexes[0]->x,
1088 triangle.vertexes[2]->x))
1089 return;
1090
1091 if (!enhancement_enable(psx_gpu))
1092 return;
1093
1094 if ((current_command & RENDER_FLAGS_TEXTURE_MAP) && psx_gpu->hack_texture_adj)
1095 psx_gpu->hacks_active |= uv_hack(psx_gpu, vertexes);
1096 shift_vertices3(triangle.vertexes);
1097 shift_triangle_area();
1098 render_triangle_p(psx_gpu, triangle.vertexes, current_command);
1099 //unshift_vertices3(triangle.vertexes);
1100}
1101
1102static void do_quad_enhanced(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
1103 u32 current_command)
1104{
1105 s16 x12_save[2] = { vertexes[1].x, vertexes[2].x };
1106 s16 y12_save[2] = { vertexes[1].y, vertexes[2].y };
1107 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1108 enhancement_disable();
1109 vertexes[1].x = x12_save[0], vertexes[2].x = x12_save[1];
1110 vertexes[1].y = y12_save[0], vertexes[2].y = y12_save[1];
1111 do_triangle_enhanced(psx_gpu, &vertexes[1], current_command);
1112}
1113
1114#if 0
1115
1116#define fill_vertex(i, x_, y_, u_, v_, rgb_) \
1117 vertexes[i].x = x_; \
1118 vertexes[i].y = y_; \
1119 vertexes[i].u = u_; \
1120 vertexes[i].v = v_; \
1121 vertexes[i].r = rgb_; \
1122 vertexes[i].g = (rgb_) >> 8; \
1123 vertexes[i].b = (rgb_) >> 16
1124
1125static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y,
1126 u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb)
1127{
1128 vertex_struct *vertex_ptrs[3];
1129 u32 flags = (cmd_rgb >> 24);
1130 u32 color = cmd_rgb & 0xffffff;
1131 u32 render_state_base_saved = psx_gpu->render_state_base;
1132 int x1, y1;
1133 u8 u1, v1;
1134
1135 flags &=
1136 (RENDER_FLAGS_MODULATE_TEXELS | RENDER_FLAGS_BLEND |
1137 RENDER_FLAGS_TEXTURE_MAP);
1138
1139 set_triangle_color(psx_gpu, color);
1140 if(color == 0x808080)
1141 flags |= RENDER_FLAGS_MODULATE_TEXELS;
1142
1143 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1144 enhancement_enable();
1145
1146 x1 = x + w;
1147 y1 = y + h;
1148 u1 = u + w;
1149 v1 = v + h;
1150 // FIXME..
1151 if (u1 < u) u1 = 0xff;
1152 if (v1 < v) v1 = 0xff;
1153
1154 // 0-2
1155 // |/
1156 // 1
1157 fill_vertex(0, x, y, u, v, color);
1158 fill_vertex(1, x, y1, u, v1, color);
1159 fill_vertex(2, x1, y, u1, v, color);
1160 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
1161 shift_vertices3(vertex_ptrs);
1162 shift_triangle_area();
1163 render_triangle_p(psx_gpu, vertex_ptrs, flags);
1164 }
1165
1166 // 0
1167 // /|
1168 // 1-2
1169 fill_vertex(0, x1, y, u1, v, color);
1170 fill_vertex(1, x, y1, u, v1, color);
1171 fill_vertex(2, x1, y1, u1, v1, color);
1172 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
1173 shift_vertices3(vertex_ptrs);
1174 shift_triangle_area();
1175 render_triangle_p(psx_gpu, vertex_ptrs, flags);
1176 }
1177
1178 psx_gpu->render_state_base = render_state_base_saved;
1179}
1180#else
1181static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y,
1182 u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb)
1183{
1184 u32 flags = (cmd_rgb >> 24);
1185 u32 color = cmd_rgb & 0xffffff;
1186
1187 render_sprite_4x(psx_gpu, x, y, u, v, w, h, flags, color);
1188}
1189#endif
1190
1191static void textured_sprite_enh(psx_gpu_struct *psx_gpu, const u32 *list,
1192 s32 width, s32 height, u32 *cpu_cycles_sum, u32 *cpu_cycles)
1193{
1194 s32 x = sign_extend_11bit(list[1] + psx_gpu->offset_x);
1195 s32 y = sign_extend_11bit((list[1] >> 16) + psx_gpu->offset_y);
1196 s32 width_b = width, height_b = height;
1197 u8 v = (list[2] >> 8) & 0xff;
1198 u8 u = list[2] & 0xff;
1199
1200 set_clut(psx_gpu, list[2] >> 16);
1201
1202 render_sprite(psx_gpu, x, y, u, v, &width, &height, list[0] >> 24, list[0]);
1203 gput_sum(*cpu_cycles_sum, *cpu_cycles, gput_sprite(width, height));
1204
1205 if (check_enhanced_range(psx_gpu, x, x + width))
1206 do_sprite_enhanced(psx_gpu, x, y, u, v, width_b, height_b, list[0]);
1207}
1208
1209u32 gpu_parse_enhanced(psx_gpu_struct *psx_gpu, u32 *list, u32 size,
1210 s32 *cpu_cycles_sum_out, s32 *cpu_cycles_last, u32 *last_command)
1211{
1212 vertex_struct vertexes[4] __attribute__((aligned(16))) = {};
1213 u32 current_command = 0, command_length;
1214 u32 cpu_cycles_sum = 0, cpu_cycles = *cpu_cycles_last;
1215 u32 simplified_prim[4*4];
1216
1217 u32 *list_start = list;
1218 u32 *list_end = list + (size / 4);
1219
1220 psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x;
1221 psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y;
1222 psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x;
1223 psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y;
1224 select_enhancement_buf(psx_gpu);
1225
1226 for(; list < list_end; list += 1 + command_length)
1227 {
1228 s16 *list_s16 = (void *)list;
1229 current_command = *list >> 24;
1230 command_length = command_lengths[current_command];
1231 if (list + 1 + command_length > list_end) {
1232 current_command = (u32)-1;
1233 break;
1234 }
1235
1236 enhancement_disable();
1237
1238 switch(current_command)
1239 {
1240 case 0x00:
1241 break;
1242
1243 case 0x02:
1244 {
1245 u32 x = list_s16[2] & 0x3FF;
1246 u32 y = list_s16[3] & 0x1FF;
1247 u32 width = list_s16[4] & 0x3FF;
1248 u32 height = list_s16[5] & 0x1FF;
1249 u32 color = list[0] & 0xFFFFFF;
1250 s32 i1, i2;
1251
1252 x &= ~0xF;
1253 width = ((width + 0xF) & ~0xF);
1254 gput_sum(cpu_cycles_sum, cpu_cycles, gput_fill(width, height));
1255 if (width == 0 || height == 0)
1256 break;
1257
1258 do_fill(psx_gpu, x, y, width, height, color);
1259
1260 i1 = select_enhancement_buf_index(psx_gpu, x, y);
1261 i2 = select_enhancement_buf_index(psx_gpu, x + width - 1, y + height - 1);
1262 if (i1 < 0 || i1 != i2) {
1263 sync_enhancement_buffers(x, y, width, height);
1264 break;
1265 }
1266
1267 psx_gpu->vram_out_ptr = select_enhancement_buf_by_index(psx_gpu, i1);
1268 x *= 2;
1269 y *= 2;
1270 width *= 2;
1271 height *= 2;
1272 render_block_fill_enh(psx_gpu, color, x, y, width, height);
1273 break;
1274 }
1275
1276 case 0x20 ... 0x23:
1277 {
1278 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1279
1280 get_vertex_data_xy(0, 2);
1281 get_vertex_data_xy(1, 4);
1282 get_vertex_data_xy(2, 6);
1283
1284 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1285 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base());
1286 break;
1287 }
1288
1289 case 0x24 ... 0x27:
1290 {
1291 set_clut(psx_gpu, list_s16[5]);
1292 set_texture(psx_gpu, list_s16[9]);
1293 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1294
1295 get_vertex_data_xy_uv(0, 2);
1296 get_vertex_data_xy_uv(1, 6);
1297 get_vertex_data_xy_uv(2, 10);
1298
1299 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1300 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_t());
1301 break;
1302 }
1303
1304 case 0x28 ... 0x2B:
1305 {
1306 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1307
1308 get_vertex_data_xy(0, 2);
1309 get_vertex_data_xy(1, 4);
1310 get_vertex_data_xy(2, 6);
1311 get_vertex_data_xy(3, 8);
1312
1313 do_quad_enhanced(psx_gpu, vertexes, current_command);
1314 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base());
1315 break;
1316 }
1317
1318 case 0x2C ... 0x2F:
1319 {
1320 u32 i, simplified_count;
1321 set_texture(psx_gpu, list[4] >> 16);
1322 if (!(psx_gpu->render_state_base & RENDER_STATE_DITHER) &&
1323 (simplified_count = prim_try_simplify_quad_t(simplified_prim, list)))
1324 {
1325 for (i = 0; i < simplified_count; i++) {
1326 const u32 *list_ = &simplified_prim[i * 4];
1327 textured_sprite_enh(psx_gpu, list_, list_[3] & 0x3FF,
1328 (list_[3] >> 16) & 0x1FF, &cpu_cycles_sum, &cpu_cycles);
1329 }
1330 break;
1331 }
1332
1333 set_clut(psx_gpu, list[2] >> 16);
1334 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1335
1336 get_vertex_data_xy_uv(0, 2);
1337 get_vertex_data_xy_uv(1, 6);
1338 get_vertex_data_xy_uv(2, 10);
1339 get_vertex_data_xy_uv(3, 14);
1340
1341 do_quad_enhanced(psx_gpu, vertexes, current_command);
1342 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_t());
1343 break;
1344 }
1345
1346 case 0x30 ... 0x33:
1347 {
1348 get_vertex_data_xy_rgb(0, 0);
1349 get_vertex_data_xy_rgb(1, 4);
1350 get_vertex_data_xy_rgb(2, 8);
1351
1352 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1353 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_g());
1354 break;
1355 }
1356
1357 case 0x34 ... 0x37:
1358 {
1359 set_clut(psx_gpu, list_s16[5]);
1360 set_texture(psx_gpu, list_s16[11]);
1361
1362 get_vertex_data_xy_uv_rgb(0, 0);
1363 get_vertex_data_xy_uv_rgb(1, 6);
1364 get_vertex_data_xy_uv_rgb(2, 12);
1365
1366 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1367 gput_sum(cpu_cycles_sum, cpu_cycles, gput_poly_base_gt());
1368 break;
1369 }
1370
1371 case 0x38 ... 0x3B:
1372 {
1373 get_vertex_data_xy_rgb(0, 0);
1374 get_vertex_data_xy_rgb(1, 4);
1375 get_vertex_data_xy_rgb(2, 8);
1376 get_vertex_data_xy_rgb(3, 12);
1377
1378 do_quad_enhanced(psx_gpu, vertexes, current_command);
1379 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_g());
1380 break;
1381 }
1382
1383 case 0x3C ... 0x3F:
1384 {
1385 u32 i, simplified_count;
1386 set_texture(psx_gpu, list[5] >> 16);
1387 if (!(psx_gpu->render_state_base & RENDER_STATE_DITHER) &&
1388 (simplified_count = prim_try_simplify_quad_gt(simplified_prim, list)))
1389 {
1390 for (i = 0; i < simplified_count; i++) {
1391 const u32 *list_ = &simplified_prim[i * 4];
1392 textured_sprite_enh(psx_gpu, list_, list_[3] & 0x3FF,
1393 (list_[3] >> 16) & 0x1FF, &cpu_cycles_sum, &cpu_cycles);
1394 }
1395 break;
1396 }
1397
1398 set_clut(psx_gpu, list[2] >> 16);
1399
1400 get_vertex_data_xy_uv_rgb(0, 0);
1401 get_vertex_data_xy_uv_rgb(1, 6);
1402 get_vertex_data_xy_uv_rgb(2, 12);
1403 get_vertex_data_xy_uv_rgb(3, 18);
1404
1405 do_quad_enhanced(psx_gpu, vertexes, current_command);
1406 gput_sum(cpu_cycles_sum, cpu_cycles, gput_quad_base_gt());
1407 break;
1408 }
1409
1410 case 0x40 ... 0x47:
1411 {
1412 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1413 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1414 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
1415 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
1416
1417 render_line(psx_gpu, vertexes, current_command, list[0], 0);
1418 if (enhancement_enable(psx_gpu))
1419 render_line(psx_gpu, vertexes, current_command, list[0], 1);
1420 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
1421 break;
1422 }
1423
1424 case 0x48 ... 0x4F:
1425 {
1426 u32 num_vertexes = 1;
1427 u32 *list_position = &(list[2]);
1428 u32 xy = list[1];
1429
1430 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1431 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1432
1433 xy = *list_position;
1434 while(1)
1435 {
1436 vertexes[0] = vertexes[1];
1437
1438 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1439 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1440
1441 enhancement_disable();
1442 render_line(psx_gpu, vertexes, current_command, list[0], 0);
1443 if (enhancement_enable(psx_gpu))
1444 render_line(psx_gpu, vertexes, current_command, list[0], 1);
1445 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
1446
1447 list_position++;
1448 num_vertexes++;
1449
1450 if(list_position >= list_end)
1451 {
1452 current_command = (u32)-1;
1453 goto breakloop;
1454 }
1455
1456 xy = *list_position;
1457 if((xy & 0xF000F000) == 0x50005000)
1458 break;
1459 }
1460
1461 command_length += (num_vertexes - 2);
1462 break;
1463 }
1464
1465 case 0x50 ... 0x57:
1466 {
1467 vertexes[0].r = list[0] & 0xFF;
1468 vertexes[0].g = (list[0] >> 8) & 0xFF;
1469 vertexes[0].b = (list[0] >> 16) & 0xFF;
1470 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1471 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1472
1473 vertexes[1].r = list[2] & 0xFF;
1474 vertexes[1].g = (list[2] >> 8) & 0xFF;
1475 vertexes[1].b = (list[2] >> 16) & 0xFF;
1476 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
1477 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
1478
1479 render_line(psx_gpu, vertexes, current_command, 0, 0);
1480 if (enhancement_enable(psx_gpu))
1481 render_line(psx_gpu, vertexes, current_command, 0, 1);
1482 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
1483 break;
1484 }
1485
1486 case 0x58 ... 0x5F:
1487 {
1488 u32 num_vertexes = 1;
1489 u32 *list_position = &(list[2]);
1490 u32 color = list[0];
1491 u32 xy = list[1];
1492
1493 vertexes[1].r = color & 0xFF;
1494 vertexes[1].g = (color >> 8) & 0xFF;
1495 vertexes[1].b = (color >> 16) & 0xFF;
1496 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1497 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1498
1499 color = list_position[0];
1500 while(1)
1501 {
1502 xy = list_position[1];
1503
1504 vertexes[0] = vertexes[1];
1505
1506 vertexes[1].r = color & 0xFF;
1507 vertexes[1].g = (color >> 8) & 0xFF;
1508 vertexes[1].b = (color >> 16) & 0xFF;
1509 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1510 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1511
1512 enhancement_disable();
1513 render_line(psx_gpu, vertexes, current_command, 0, 0);
1514 if (enhancement_enable(psx_gpu))
1515 render_line(psx_gpu, vertexes, current_command, 0, 1);
1516 gput_sum(cpu_cycles_sum, cpu_cycles, gput_line(0));
1517
1518 list_position += 2;
1519 num_vertexes++;
1520
1521 if(list_position >= list_end)
1522 {
1523 current_command = (u32)-1;
1524 goto breakloop;
1525 }
1526
1527 color = list_position[0];
1528 if((color & 0xF000F000) == 0x50005000)
1529 break;
1530 }
1531
1532 command_length += ((num_vertexes - 2) * 2);
1533 break;
1534 }
1535
1536 case 0x60 ... 0x63:
1537 {
1538 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1539 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1540 s32 width = list_s16[4] & 0x3FF;
1541 s32 height = list_s16[5] & 0x1FF;
1542
1543 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
1544 current_command, list[0]);
1545 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
1546
1547 if (check_enhanced_range(psx_gpu, x, x + width)) {
1548 width = list_s16[4] & 0x3FF;
1549 height = list_s16[5] & 0x1FF;
1550 do_sprite_enhanced(psx_gpu, x, y, 0, 0, width, height, list[0]);
1551 }
1552 break;
1553 }
1554
1555 case 0x64 ... 0x67:
1556 textured_sprite_enh(psx_gpu, list, list[3] & 0x3FF, (list[3] >> 16) & 0x1FF,
1557 &cpu_cycles_sum, &cpu_cycles);
1558 break;
1559
1560 case 0x68 ... 0x6B:
1561 {
1562 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1563 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1564 s32 width = 1, height = 1;
1565
1566 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
1567 current_command, list[0]);
1568 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(1, 1));
1569
1570 if (check_enhanced_range(psx_gpu, x, x + 1))
1571 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 1, 1, list[0]);
1572 break;
1573 }
1574
1575 case 0x70 ... 0x73:
1576 {
1577 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1578 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1579 s32 width = 8, height = 8;
1580
1581 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
1582 current_command, list[0]);
1583 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
1584
1585 if (check_enhanced_range(psx_gpu, x, x + 8))
1586 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 8, 8, list[0]);
1587 break;
1588 }
1589
1590 case 0x74 ... 0x77:
1591 textured_sprite_enh(psx_gpu, list, 8, 8, &cpu_cycles_sum, &cpu_cycles);
1592 break;
1593
1594 case 0x78 ... 0x7B:
1595 {
1596 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1597 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1598 s32 width = 16, height = 16;
1599
1600 render_sprite(psx_gpu, x, y, 0, 0, &width, &height,
1601 current_command, list[0]);
1602 gput_sum(cpu_cycles_sum, cpu_cycles, gput_sprite(width, height));
1603
1604 if (check_enhanced_range(psx_gpu, x, x + 16))
1605 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 16, 16, list[0]);
1606 break;
1607 }
1608
1609 case 0x7C ... 0x7F:
1610 textured_sprite_enh(psx_gpu, list, 16, 16, &cpu_cycles_sum, &cpu_cycles);
1611 break;
1612
1613 case 0x80 ... 0x9F: // vid -> vid
1614 case 0xA0 ... 0xBF: // sys -> vid
1615 case 0xC0 ... 0xDF: // vid -> sys
1616 goto breakloop;
1617
1618 case 0xE1:
1619 set_texture(psx_gpu, list[0]);
1620
1621 if ((psx_gpu->allow_dithering && (list[0] & (1 << 9)))
1622 || psx_gpu->force_dithering)
1623 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
1624 else
1625 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1626
1627 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
1628 SET_Ex(1, list[0]);
1629 break;
1630
1631 case 0xE2:
1632 {
1633 // TODO: Clean
1634 u32 texture_window_settings = list[0];
1635 u32 tmp, x, y, w, h;
1636
1637 if(texture_window_settings != psx_gpu->texture_window_settings)
1638 {
1639 tmp = (texture_window_settings & 0x1F) | 0x20;
1640 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
1641
1642 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
1643 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
1644
1645 tmp = 32 - (w >> 3);
1646 x = ((texture_window_settings >> 10) & tmp) << 3;
1647
1648 tmp = 32 - (h >> 3);
1649 y = ((texture_window_settings >> 15) & tmp) << 3;
1650
1651 flush_render_block_buffer(psx_gpu);
1652
1653 psx_gpu->texture_window_settings = texture_window_settings;
1654 psx_gpu->texture_window_x = x;
1655 psx_gpu->texture_window_y = y;
1656 psx_gpu->texture_mask_width = w - 1;
1657 psx_gpu->texture_mask_height = h - 1;
1658
1659 update_texture_ptr(psx_gpu);
1660 }
1661 SET_Ex(2, list[0]);
1662 break;
1663 }
1664
1665 case 0xE3:
1666 {
1667 s16 viewport_start_x = list[0] & 0x3FF;
1668 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
1669
1670 if(viewport_start_x == psx_gpu->viewport_start_x &&
1671 viewport_start_y == psx_gpu->viewport_start_y)
1672 {
1673 break;
1674 }
1675 psx_gpu->viewport_start_x = viewport_start_x;
1676 psx_gpu->viewport_start_y = viewport_start_y;
1677 psx_gpu->saved_viewport_start_x = viewport_start_x;
1678 psx_gpu->saved_viewport_start_y = viewport_start_y;
1679
1680 select_enhancement_buf(psx_gpu);
1681
1682#ifdef TEXTURE_CACHE_4BPP
1683 psx_gpu->viewport_mask =
1684 texture_region_mask(psx_gpu->viewport_start_x,
1685 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1686 psx_gpu->viewport_end_y);
1687#endif
1688 SET_Ex(3, list[0]);
1689 break;
1690 }
1691
1692 case 0xE4:
1693 {
1694 s16 viewport_end_x = list[0] & 0x3FF;
1695 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
1696
1697 if(viewport_end_x == psx_gpu->viewport_end_x &&
1698 viewport_end_y == psx_gpu->viewport_end_y)
1699 {
1700 break;
1701 }
1702
1703 psx_gpu->viewport_end_x = viewport_end_x;
1704 psx_gpu->viewport_end_y = viewport_end_y;
1705 psx_gpu->saved_viewport_end_x = viewport_end_x;
1706 psx_gpu->saved_viewport_end_y = viewport_end_y;
1707
1708 select_enhancement_buf(psx_gpu);
1709#if 0
1710 if (!psx_gpu->enhancement_current_buf_ptr)
1711 log_anomaly("vp %3d,%3d %3d,%d - no buf\n",
1712 psx_gpu->viewport_start_x, psx_gpu->viewport_start_y,
1713 viewport_end_x, viewport_end_y);
1714#endif
1715#ifdef TEXTURE_CACHE_4BPP
1716 psx_gpu->viewport_mask =
1717 texture_region_mask(psx_gpu->viewport_start_x,
1718 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1719 psx_gpu->viewport_end_y);
1720#endif
1721 SET_Ex(4, list[0]);
1722 break;
1723 }
1724
1725 case 0xE5:
1726 {
1727 psx_gpu->offset_x = sign_extend_11bit(list[0]);
1728 psx_gpu->offset_y = sign_extend_11bit(list[0] >> 11);
1729
1730 SET_Ex(5, list[0]);
1731 break;
1732 }
1733
1734 case 0xE6:
1735 {
1736 u32 mask_settings = list[0];
1737 u16 mask_msb = mask_settings << 15;
1738
1739 if(list[0] & 0x2)
1740 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
1741 else
1742 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
1743
1744 if(mask_msb != psx_gpu->mask_msb)
1745 {
1746 flush_render_block_buffer(psx_gpu);
1747 psx_gpu->mask_msb = mask_msb;
1748 }
1749
1750 SET_Ex(6, list[0]);
1751 break;
1752 }
1753
1754 default:
1755 break;
1756 }
1757 }
1758
1759 enhancement_disable();
1760
1761breakloop:
1762 *cpu_cycles_sum_out += cpu_cycles_sum;
1763 *cpu_cycles_last = cpu_cycles;
1764 *last_command = current_command;
1765 return list - list_start;
1766}
1767
1768#endif /* PCSX */
1769
1770// vim:ts=2:shiftwidth=2:expandtab
ARM optimized PCSX fork