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