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gpu_neon: fix some missing ebuf updates
[pcsx_rearmed.git] / plugins / gpu_neon / psx_gpu / psx_gpu_parse.c
CommitLineData
75e28f62
E		 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
652c6b8b 19#ifndef command_lengths
75e28f62
E		 20const u8 command_lengths[256] =
21{
22 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00
23 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10
24 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20
25 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30
26 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40
27 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50
652c6b8b 28 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 0, 0, 0, 0, // 60
75e28f62
E		 29 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70
30 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80
31 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90
32 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0
33 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0
34 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0
35 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0
36 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0
37 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0
38};
652c6b8b 39#endif
75e28f62
E		 40
41void update_texture_ptr(psx_gpu_struct *psx_gpu)
42{
3867c6ef 43 u8 *texture_base;
75e28f62
E		 44 u8 *texture_ptr;
45
46 switch((psx_gpu->render_state_base >> 8) & 0x3)
47 {
75e28f62 48 case TEXTURE_MODE_4BPP:
3867c6ef
E		 49 texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page];
50
51 texture_ptr = texture_base;
75e28f62
E		 52 texture_ptr += psx_gpu->texture_window_x & 0xF;
53 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
54 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
55 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
75e28f62
E		 56 break;
57
58 case TEXTURE_MODE_8BPP:
75e28f62
E		 59 if(psx_gpu->current_texture_page & 0x1)
60 {
3867c6ef 61 texture_base =
75e28f62
E		 62 psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1];
63 }
64 else
65 {
3867c6ef 66 texture_base =
75e28f62
E		 67 psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1];
68 }
69
3867c6ef
E		 70 texture_ptr = texture_base;
71 texture_ptr += psx_gpu->texture_window_x & 0xF;
75e28f62
E		 72 texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4;
73 texture_ptr += (psx_gpu->texture_window_x >> 4) << 8;
74 texture_ptr += (psx_gpu->texture_window_y >> 4) << 12;
75e28f62
E		 75 break;
76
b7f5c059 77 default:
75e28f62 78 case TEXTURE_MODE_16BPP:
3867c6ef
E		 79 texture_base = (u8 *)(psx_gpu->vram_ptr);
80 texture_base += (psx_gpu->current_texture_page & 0xF) * 128;
81 texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048;
82
83 texture_ptr = texture_base;
75e28f62
E		 84 texture_ptr += psx_gpu->texture_window_x * 2;
85 texture_ptr += (psx_gpu->texture_window_y) * 2048;
86 break;
87 }
88
3867c6ef 89 psx_gpu->texture_page_base = texture_base;
75e28f62
E		 90 psx_gpu->texture_page_ptr = texture_ptr;
91}
92
93void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings)
94{
f3492649 95 texture_settings &= 0x1FF;
75e28f62
E		 96 if(psx_gpu->texture_settings != texture_settings)
97 {
98 u32 new_texture_page = texture_settings & 0x1F;
99 u32 texture_mode = (texture_settings >> 7) & 0x3;
100 u32 render_state_base = psx_gpu->render_state_base;
101
b7ed0632 102 flush_render_block_buffer(psx_gpu);
75e28f62
E		 103
104 render_state_base &= ~(0xF << 6);
105 render_state_base |= ((texture_settings >> 5) & 0xF) << 6;
106
107 psx_gpu->render_state_base = render_state_base;
108
109 psx_gpu->current_texture_mask = 0x1 << new_texture_page;
110
111 if(texture_mode == TEXTURE_MODE_8BPP)
112 {
113 // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it
114 // wraps back around to the left edge.
115 u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10);
116 psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page;
117
118 if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1)
119 {
120 u32 dirty_textures_8bpp_alternate_mask =
121 psx_gpu->dirty_textures_8bpp_alternate_mask;
122 psx_gpu->dirty_textures_8bpp_alternate_mask =
123 psx_gpu->dirty_textures_8bpp_mask;
124 psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask;
125 }
126
127 psx_gpu->last_8bpp_texture_page = new_texture_page;
128 }
129
130 psx_gpu->current_texture_page = new_texture_page;
131 psx_gpu->texture_settings = texture_settings;
132
133 update_texture_ptr(psx_gpu);
134 }
135}
136
137void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings)
138{
139 if(psx_gpu->clut_settings != clut_settings)
140 {
141 flush_render_block_buffer(psx_gpu);
142 psx_gpu->clut_settings = clut_settings;
143 psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16);
144 }
145}
146
147void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color)
148{
149 if(psx_gpu->triangle_color != triangle_color)
150 {
151 flush_render_block_buffer(psx_gpu);
152 psx_gpu->triangle_color = triangle_color;
153 }
154}
155
c1817bd9 156static void do_fill(psx_gpu_struct *psx_gpu, u32 x, u32 y,
157 u32 width, u32 height, u32 color)
158{
159 x &= ~0xF;
160 width = ((width + 0xF) & ~0xF);
161
162 flush_render_block_buffer(psx_gpu);
163
164 if(unlikely((x + width) > 1024))
165 {
166 u32 width_a = 1024 - x;
167 u32 width_b = width - width_a;
168
169 if(unlikely((y + height) > 512))
170 {
171 u32 height_a = 512 - y;
172 u32 height_b = height - height_a;
173
174 render_block_fill(psx_gpu, color, x, y, width_a, height_a);
175 render_block_fill(psx_gpu, color, 0, y, width_b, height_a);
176 render_block_fill(psx_gpu, color, x, 0, width_a, height_b);
177 render_block_fill(psx_gpu, color, 0, 0, width_b, height_b);
178 }
179 else
180 {
181 render_block_fill(psx_gpu, color, x, y, width_a, height);
182 render_block_fill(psx_gpu, color, 0, y, width_b, height);
183 }
184 }
185 else
186 {
187 if(unlikely((y + height) > 512))
188 {
189 u32 height_a = 512 - y;
190 u32 height_b = height - height_a;
191
192 render_block_fill(psx_gpu, color, x, y, width, height_a);
193 render_block_fill(psx_gpu, color, x, 0, width, height_b);
194 }
195 else
196 {
197 render_block_fill(psx_gpu, color, x, y, width, height);
198 }
199 }
200}
201
75e28f62
E		 202#define sign_extend_12bit(value) \
203 (((s32)((value) << 20)) >> 20) \
204
4be044ba
E		 205#define sign_extend_11bit(value) \
206 (((s32)((value) << 21)) >> 21) \
207
208#define sign_extend_10bit(value) \
209 (((s32)((value) << 22)) >> 22) \
210
211
75e28f62
E		 212#define get_vertex_data_xy(vertex_number, offset16) \
213 vertexes[vertex_number].x = \
214 sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \
215 vertexes[vertex_number].y = \
216 sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \
217
218#define get_vertex_data_uv(vertex_number, offset16) \
219 vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \
220 vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \
221
222#define get_vertex_data_rgb(vertex_number, offset32) \
223 vertexes[vertex_number].r = list[offset32] & 0xFF; \
224 vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \
225 vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \
226
227#define get_vertex_data_xy_uv(vertex_number, offset16) \
228 get_vertex_data_xy(vertex_number, offset16); \
229 get_vertex_data_uv(vertex_number, (offset16) + 2) \
230
231#define get_vertex_data_xy_rgb(vertex_number, offset16) \
232 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
233 get_vertex_data_xy(vertex_number, (offset16) + 2); \
234
235#define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \
236 get_vertex_data_rgb(vertex_number, (offset16) / 2); \
237 get_vertex_data_xy(vertex_number, (offset16) + 2); \
238 get_vertex_data_uv(vertex_number, (offset16) + 4); \
239
240#define set_vertex_color_constant(vertex_number, color) \
241 vertexes[vertex_number].r = color & 0xFF; \
242 vertexes[vertex_number].g = (color >> 8) & 0xFF; \
243 vertexes[vertex_number].b = (color >> 16) & 0xFF \
244
245#define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \
246 get_vertex_data_xy(vertex_number, offset16); \
247 set_vertex_color_constant(vertex_number, color) \
248
b243416b 249#ifndef SET_Ex
250#define SET_Ex(r, v)
251#endif
252
b243416b 253u32 gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size, u32 *last_command)
75e28f62 254{
0b4038f8 255 vertex_struct vertexes[4] __attribute__((aligned(16))) = {};
b243416b 256 u32 current_command = 0, command_length;
257
258 u32 *list_start = list;
75e28f62
E		 259 u32 *list_end = list + (size / 4);
260
261 for(; list < list_end; list += 1 + command_length)
262 {
263 s16 *list_s16 = (void *)list;
264 current_command = *list >> 24;
265 command_length = command_lengths[current_command];
b243416b 266 if (list + 1 + command_length > list_end) {
267 current_command = (u32)-1;
268 break;
269 }
87c45ad1 270
75e28f62
E		 271 switch(current_command)
272 {
273 case 0x00:
274 break;
275
276 case 0x02:
87c45ad1
E		 277 {
278 u32 x = list_s16[2] & 0x3FF;
279 u32 y = list_s16[3] & 0x1FF;
280 u32 width = list_s16[4] & 0x3FF;
281 u32 height = list_s16[5] & 0x1FF;
282 u32 color = list[0] & 0xFFFFFF;
283
c1817bd9 284 do_fill(psx_gpu, x, y, width, height, color);
75e28f62 285 break;
87c45ad1 286 }
75e28f62
E		 287
288 case 0x20 ... 0x23:
289 {
290 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
291
292 get_vertex_data_xy(0, 2);
293 get_vertex_data_xy(1, 4);
294 get_vertex_data_xy(2, 6);
f9248bbf 295
75e28f62
E		 296 render_triangle(psx_gpu, vertexes, current_command);
297 break;
298 }
299
300 case 0x24 ... 0x27:
301 {
302 set_clut(psx_gpu, list_s16[5]);
303 set_texture(psx_gpu, list_s16[9]);
304 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
305
306 get_vertex_data_xy_uv(0, 2);
307 get_vertex_data_xy_uv(1, 6);
308 get_vertex_data_xy_uv(2, 10);
309
310 render_triangle(psx_gpu, vertexes, current_command);
311 break;
312 }
313
314 case 0x28 ... 0x2B:
315 {
316 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
317
318 get_vertex_data_xy(0, 2);
319 get_vertex_data_xy(1, 4);
320 get_vertex_data_xy(2, 6);
321 get_vertex_data_xy(3, 8);
322
323 render_triangle(psx_gpu, vertexes, current_command);
324 render_triangle(psx_gpu, &(vertexes[1]), current_command);
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 break;
342 }
343
344 case 0x30 ... 0x33:
345 {
346 get_vertex_data_xy_rgb(0, 0);
347 get_vertex_data_xy_rgb(1, 4);
348 get_vertex_data_xy_rgb(2, 8);
349
350 render_triangle(psx_gpu, vertexes, current_command);
351 break;
352 }
353
354 case 0x34:
355 case 0x35:
356 case 0x36:
357 case 0x37:
358 {
359 set_clut(psx_gpu, list_s16[5]);
360 set_texture(psx_gpu, list_s16[11]);
361
362 get_vertex_data_xy_uv_rgb(0, 0);
363 get_vertex_data_xy_uv_rgb(1, 6);
364 get_vertex_data_xy_uv_rgb(2, 12);
365
366 render_triangle(psx_gpu, vertexes, current_command);
367 break;
368 }
369
370 case 0x38:
371 case 0x39:
372 case 0x3A:
373 case 0x3B:
374 {
375 get_vertex_data_xy_rgb(0, 0);
376 get_vertex_data_xy_rgb(1, 4);
377 get_vertex_data_xy_rgb(2, 8);
378 get_vertex_data_xy_rgb(3, 12);
379
380 render_triangle(psx_gpu, vertexes, current_command);
381 render_triangle(psx_gpu, &(vertexes[1]), current_command);
382 break;
383 }
384
385 case 0x3C:
386 case 0x3D:
387 case 0x3E:
388 case 0x3F:
389 {
390 set_clut(psx_gpu, list_s16[5]);
391 set_texture(psx_gpu, list_s16[11]);
392
393 get_vertex_data_xy_uv_rgb(0, 0);
394 get_vertex_data_xy_uv_rgb(1, 6);
395 get_vertex_data_xy_uv_rgb(2, 12);
396 get_vertex_data_xy_uv_rgb(3, 18);
397
398 render_triangle(psx_gpu, vertexes, current_command);
399 render_triangle(psx_gpu, &(vertexes[1]), current_command);
400 break;
401 }
402
403 case 0x40 ... 0x47:
404 {
405 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
406 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
407 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
408 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
409
3b3dee71 410 render_line(psx_gpu, vertexes, current_command, list[0], 0);
75e28f62
E		 411 break;
412 }
413
414 case 0x48 ... 0x4F:
415 {
416 u32 num_vertexes = 1;
417 u32 *list_position = &(list[2]);
418 u32 xy = list[1];
419
420 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
421 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
422
c8eaa363 423 xy = *list_position;
75e28f62
E		 424 while(1)
425 {
75e28f62
E		 426 vertexes[0] = vertexes[1];
427
428 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
429 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
430
3b3dee71 431 render_line(psx_gpu, vertexes, current_command, list[0], 0);
c8eaa363 432
75e28f62
E		 433 list_position++;
434 num_vertexes++;
435
c8eaa363 436 if(list_position >= list_end)
804789d7 437 {
438 current_command = (u32)-1;
439 goto breakloop;
440 }
f9248bbf 441
c8eaa363 442 xy = *list_position;
443 if((xy & 0xF000F000) == 0x50005000)
444 break;
75e28f62
E		 445 }
446
c8eaa363 447 command_length += (num_vertexes - 2);
448 break;
75e28f62
E		 449 }
450
451 case 0x50 ... 0x57:
452 {
453 vertexes[0].r = list[0] & 0xFF;
454 vertexes[0].g = (list[0] >> 8) & 0xFF;
455 vertexes[0].b = (list[0] >> 16) & 0xFF;
456 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
457 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
458
459 vertexes[1].r = list[2] & 0xFF;
460 vertexes[1].g = (list[2] >> 8) & 0xFF;
461 vertexes[1].b = (list[2] >> 16) & 0xFF;
462 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
463 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
464
3b3dee71 465 render_line(psx_gpu, vertexes, current_command, 0, 0);
75e28f62
E		 466 break;
467 }
468
469 case 0x58 ... 0x5F:
470 {
471 u32 num_vertexes = 1;
472 u32 *list_position = &(list[2]);
473 u32 color = list[0];
474 u32 xy = list[1];
475
476 vertexes[1].r = color & 0xFF;
477 vertexes[1].g = (color >> 8) & 0xFF;
478 vertexes[1].b = (color >> 16) & 0xFF;
479 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
480 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
481
c8eaa363 482 color = list_position[0];
75e28f62
E		 483 while(1)
484 {
75e28f62
E		 485 xy = list_position[1];
486
487 vertexes[0] = vertexes[1];
488
489 vertexes[1].r = color & 0xFF;
490 vertexes[1].g = (color >> 8) & 0xFF;
491 vertexes[1].b = (color >> 16) & 0xFF;
492 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
493 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
494
3b3dee71 495 render_line(psx_gpu, vertexes, current_command, 0, 0);
c8eaa363 496
75e28f62
E		 497 list_position += 2;
498 num_vertexes++;
499
c8eaa363 500 if(list_position >= list_end)
804789d7 501 {
502 current_command = (u32)-1;
503 goto breakloop;
504 }
f9248bbf 505
c8eaa363 506 color = list_position[0];
507 if((color & 0xF000F000) == 0x50005000)
508 break;
75e28f62
E		 509 }
510
c8eaa363 511 command_length += ((num_vertexes - 2) * 2);
512 break;
75e28f62
E		 513 }
514
515 case 0x60 ... 0x63:
516 {
4be044ba
E		 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);
75e28f62
E		 519 u32 width = list_s16[4] & 0x3FF;
520 u32 height = list_s16[5] & 0x1FF;
521
75e28f62
E		 522 render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]);
523 break;
524 }
525
526 case 0x64 ... 0x67:
527 {
4be044ba
E		 528 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
529 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
75e28f62
E		 530 u32 uv = list_s16[4];
531 u32 width = list_s16[6] & 0x3FF;
532 u32 height = list_s16[7] & 0x1FF;
533
75e28f62
E		 534 set_clut(psx_gpu, list_s16[5]);
535
536 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height,
537 current_command, list[0]);
538 break;
539 }
540
541 case 0x68:
542 case 0x69:
543 case 0x6A:
544 case 0x6B:
545 {
4be044ba
E		 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);
75e28f62 548
75e28f62
E		 549 render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]);
550 break;
551 }
552
553 case 0x70:
554 case 0x71:
555 case 0x72:
556 case 0x73:
557 {
4be044ba
E		 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);
75e28f62 560
75e28f62
E		 561 render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]);
562 break;
563 }
564
565 case 0x74:
566 case 0x75:
567 case 0x76:
568 case 0x77:
569 {
4be044ba
E		 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);
75e28f62
E		 572 u32 uv = list_s16[4];
573
75e28f62
E		 574 set_clut(psx_gpu, list_s16[5]);
575
576 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8,
577 current_command, list[0]);
578 break;
579 }
580
581 case 0x78:
582 case 0x79:
583 case 0x7A:
584 case 0x7B:
585 {
4be044ba
E		 586 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
587 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
75e28f62 588
75e28f62
E		 589 render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]);
590 break;
591 }
592
593 case 0x7C:
594 case 0x7D:
595 case 0x7E:
596 case 0x7F:
597 {
4be044ba
E		 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);
75e28f62
E		 600 u32 uv = list_s16[4];
601
75e28f62
E		 602 set_clut(psx_gpu, list_s16[5]);
603
604 render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16,
605 current_command, list[0]);
606 break;
607 }
608
72583812 609#ifdef PCSX
610 case 0x80 ... 0x9F: // vid -> vid
611 case 0xA0 ... 0xBF: // sys -> vid
612 case 0xC0 ... 0xDF: // vid -> sys
613 goto breakloop;
614#else
615 case 0x80 ... 0x9F: // vid -> vid
06bc35c8 616 {
617 u32 sx = list_s16[2] & 0x3FF;
618 u32 sy = list_s16[3] & 0x1FF;
619 u32 dx = list_s16[4] & 0x3FF;
620 u32 dy = list_s16[5] & 0x1FF;
621 u32 w = ((list_s16[6] - 1) & 0x3FF) + 1;
622 u32 h = ((list_s16[7] - 1) & 0x1FF) + 1;
623
624 if (sx == dx && sy == dy && psx_gpu->mask_msb == 0)
625 break;
626
627 render_block_move(psx_gpu, sx, sy, dx, dy, w, h);
628 break;
629 }
630
72583812 631 case 0xA0 ... 0xBF: // sys -> vid
75e28f62 632 {
1f88961f
E		 633 u32 load_x = list_s16[2] & 0x3FF;
634 u32 load_y = list_s16[3] & 0x1FF;
635 u32 load_width = list_s16[4] & 0x3FF;
636 u32 load_height = list_s16[5] & 0x1FF;
75e28f62
E		 637 u32 load_size = load_width * load_height;
638
639 command_length += load_size / 2;
cec398c0
E		 640
641 if(load_size & 1)
642 command_length++;
643
75e28f62
E		 644 render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y,
645 load_width, load_height, load_width);
646 break;
647 }
b243416b 648
72583812 649 case 0xC0 ... 0xDF: // vid -> sys
650 break;
b243416b 651#endif
652
75e28f62 653 case 0xE1:
f3492649 654 set_texture(psx_gpu, list[0]);
87c45ad1 655
75e28f62
E		 656 if(list[0] & (1 << 9))
657 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
658 else
659 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
660
661 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
b243416b 662 SET_Ex(1, list[0]);
75e28f62
E		 663 break;
664
665 case 0xE2:
666 {
667 // TODO: Clean
668 u32 texture_window_settings = list[0];
669 u32 tmp, x, y, w, h;
670
671 if(texture_window_settings != psx_gpu->texture_window_settings)
672 {
673 tmp = (texture_window_settings & 0x1F) | 0x20;
674 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
675
676 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
677 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
678
679 tmp = 32 - (w >> 3);
680 x = ((texture_window_settings >> 10) & tmp) << 3;
681
682 tmp = 32 - (h >> 3);
683 y = ((texture_window_settings >> 15) & tmp) << 3;
684
685 flush_render_block_buffer(psx_gpu);
686
de35a464 687 psx_gpu->texture_window_settings = texture_window_settings;
75e28f62
E		 688 psx_gpu->texture_window_x = x;
689 psx_gpu->texture_window_y = y;
690 psx_gpu->texture_mask_width = w - 1;
691 psx_gpu->texture_mask_height = h - 1;
692
693 update_texture_ptr(psx_gpu);
694 }
b243416b 695 SET_Ex(2, list[0]);
75e28f62 696 break;
77e34391 697 }
698
699 case 0xE3:
700 {
701 s16 viewport_start_x = list[0] & 0x3FF;
702 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
703
704 if(viewport_start_x == psx_gpu->viewport_start_x &&
705 viewport_start_y == psx_gpu->viewport_start_y)
706 {
707 break;
708 }
75e28f62 709
77e34391 710 psx_gpu->viewport_start_x = viewport_start_x;
711 psx_gpu->viewport_start_y = viewport_start_y;
75e28f62
E		 712
713#ifdef TEXTURE_CACHE_4BPP
714 psx_gpu->viewport_mask =
715 texture_region_mask(psx_gpu->viewport_start_x,
716 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
717 psx_gpu->viewport_end_y);
718#endif
77e34391 719 SET_Ex(3, list[0]);
720 break;
721 }
722
723 case 0xE4:
724 {
725 s16 viewport_end_x = list[0] & 0x3FF;
726 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
727
728 if(viewport_end_x == psx_gpu->viewport_end_x &&
729 viewport_end_y == psx_gpu->viewport_end_y)
730 {
731 break;
732 }
733
734 psx_gpu->viewport_end_x = viewport_end_x;
735 psx_gpu->viewport_end_y = viewport_end_y;
75e28f62
E		 736
737#ifdef TEXTURE_CACHE_4BPP
738 psx_gpu->viewport_mask =
739 texture_region_mask(psx_gpu->viewport_start_x,
740 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
741 psx_gpu->viewport_end_y);
742#endif
77e34391 743 SET_Ex(4, list[0]);
744 break;
745 }
75e28f62 746
77e34391 747 case 0xE5:
75e28f62
E		 748 {
749 s32 offset_x = list[0] << 21;
750 s32 offset_y = list[0] << 10;
751 psx_gpu->offset_x = offset_x >> 21;
752 psx_gpu->offset_y = offset_y >> 21;
753
b243416b 754 SET_Ex(5, list[0]);
75e28f62
E		 755 break;
756 }
757
758 case 0xE6:
759 {
760 u32 mask_settings = list[0];
761 u16 mask_msb = mask_settings << 15;
762
763 if(list[0] & 0x2)
764 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
765 else
766 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
767
768 if(mask_msb != psx_gpu->mask_msb)
769 {
770 flush_render_block_buffer(psx_gpu);
771 psx_gpu->mask_msb = mask_msb;
772 }
773
b243416b 774 SET_Ex(6, list[0]);
75e28f62
E		 775 break;
776 }
777
778 default:
779 break;
780 }
781 }
b243416b 782
b243416b 783breakloop:
b243416b 784 if (last_command != NULL)
785 *last_command = current_command;
786 return list - list_start;
75e28f62
E		 787}
788
fc6cef7d 789#ifdef PCSX
790
2da2fc76 791// this thing has become such a PITA, should just handle the 2048 width really
792static void update_enhancement_buf_scanouts(psx_gpu_struct *psx_gpu,
793 int x, int y, int w, int h)
0b4038f8 794{
2da2fc76 795 int max_bufs = ARRAY_SIZE(psx_gpu->enhancement_scanouts);
796 struct psx_gpu_scanout *s;
797 int i, sel, right, bottom;
798 u32 tol_x = 48, tol_y = 16;
799 u32 intersection;
800
801 //w = (w + 15) & ~15;
802 psx_gpu->saved_hres = w;
803 assert(!(max_bufs & (max_bufs - 1)));
804 for (i = 0; i < max_bufs; i++) {
805 s = &psx_gpu->enhancement_scanouts[i];
806 if (s->x == x && s->y == y && w - s->w <= tol_x && h - s->h <= tol_y)
807 return;
0b4038f8 808 }
7956599f 809
2da2fc76 810 // evict any scanout that intersects
811 right = x + w;
812 bottom = y + h;
813 for (i = 0, sel = -1; i < max_bufs; i++) {
814 s = &psx_gpu->enhancement_scanouts[i];
815 if (s->x >= right) continue;
816 if (s->x + s->w <= x) continue;
817 if (s->y >= bottom) continue;
818 if (s->y + s->h <= y) continue;
819 // ... but allow upto 16 pixels intersection that some games do
820 if ((intersection = s->x + s->w - x) - 1u <= tol_x) {
821 s->w -= intersection;
822 continue;
7956599f 823 }
2da2fc76 824 if ((intersection = s->y + s->h - y) - 1u <= tol_y) {
825 s->h -= intersection;
826 continue;
827 }
828 //printf("%4d%4d%4dx%d evicted\n", s->x, s->y, s->w, s->h);
829 s->w = 0;
830 sel = i;
831 break;
7956599f 832 }
2da2fc76 833 if (sel >= 0) {
834 // 2nd intersection check
835 for (i = 0; i < max_bufs; i++) {
836 s = &psx_gpu->enhancement_scanouts[i];
837 if (!s->w)
838 continue;
839 if ((intersection = right - s->x) - 1u <= tol_x) {
840 w -= intersection;
841 break;
842 }
843 if ((intersection = bottom - s->y) - 1u <= tol_y) {
844 h -= intersection;
845 break;
0b4038f8 846 }
0b4038f8 847 }
848 }
2da2fc76 849 else
850 sel = psx_gpu->enhancement_scanout_eselect++;
851 psx_gpu->enhancement_scanout_eselect &= max_bufs - 1;
852 s = &psx_gpu->enhancement_scanouts[sel];
853 s->x = x;
854 s->y = y;
855 s->w = w;
856 s->h = h;
857
858 sync_enhancement_buffers(x, y, w, h);
859#if 0
860 printf("scanouts:\n");
861 for (i = 0; i < ARRAY_SIZE(psx_gpu->enhancement_scanouts); i++) {
862 s = &psx_gpu->enhancement_scanouts[i];
863 if (s->w)
864 printf("%4d%4d%4dx%d\n", s->x, s->y, s->w, s->h);
865 }
0b4038f8 866#endif
e929dec5 867}
868
2da2fc76 869static int select_enhancement_buf_index(psx_gpu_struct *psx_gpu, s32 x, s32 y)
77e34391 870{
2da2fc76 871 int i;
872 for (i = 0; i < ARRAY_SIZE(psx_gpu->enhancement_scanouts); i++) {
873 const struct psx_gpu_scanout *s = &psx_gpu->enhancement_scanouts[i];
874 if (s->x <= x && x < s->x + s->w &&
875 s->y <= y && y < s->y + s->h)
876 return i;
877 }
878 return -1;
879}
77e34391 880
2da2fc76 881#define select_enhancement_buf_by_index(psx_gpu_, i_) \
882 ((psx_gpu_)->enhancement_buf_ptr + ((i_) << 20))
77e34391 883
2da2fc76 884static void *select_enhancement_buf_ptr(psx_gpu_struct *psx_gpu, s32 x, s32 y)
885{
886 int i = select_enhancement_buf_index(psx_gpu, x, y);
887 return i >= 0 ? select_enhancement_buf_by_index(psx_gpu, i) : NULL;
77e34391 888}
889
2da2fc76 890static void select_enhancement_buf(psx_gpu_struct *psx_gpu)
891{
1587b08e 892 s32 x = psx_gpu->saved_viewport_start_x + 16;
893 s32 y = psx_gpu->saved_viewport_start_y + 16;
2da2fc76 894 psx_gpu->enhancement_current_buf_ptr = select_enhancement_buf_ptr(psx_gpu, x, y);
895}
06bc35c8 896
c1817bd9 897#define enhancement_disable() { \
898 psx_gpu->vram_out_ptr = psx_gpu->vram_ptr; \
899 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x; \
900 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y; \
901 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x; \
902 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y; \
c6063f89 903 psx_gpu->uvrgb_phase = 0x8000; \
c1817bd9 904}
905
2da2fc76 906static int enhancement_enable(psx_gpu_struct *psx_gpu)
907{
908 if (!psx_gpu->enhancement_current_buf_ptr)
909 return 0;
910 psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr;
911 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x * 2;
912 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y * 2;
913 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x * 2 + 1;
914 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y * 2 + 1;
915 if (psx_gpu->viewport_end_x - psx_gpu->viewport_start_x + 1 > 1024)
916 psx_gpu->viewport_end_x = psx_gpu->viewport_start_x + 1023;
917 psx_gpu->uvrgb_phase = 0x7fff;
918 return 1;
c1817bd9 919}
920
921#define shift_vertices3(v) { \
0b4038f8 922 v[0]->x <<= 1; \
923 v[0]->y <<= 1; \
924 v[1]->x <<= 1; \
925 v[1]->y <<= 1; \
926 v[2]->x <<= 1; \
927 v[2]->y <<= 1; \
c1817bd9 928}
929
930#define unshift_vertices3(v) { \
0b4038f8 931 v[0]->x >>= 1; \
932 v[0]->y >>= 1; \
933 v[1]->x >>= 1; \
934 v[1]->y >>= 1; \
935 v[2]->x >>= 1; \
936 v[2]->y >>= 1; \
c1817bd9 937}
938
939#define shift_triangle_area() \
940 psx_gpu->triangle_area *= 4
941
06bc35c8 942#ifndef NEON_BUILD
7a8d521f 943void scale2x_tiles8(void *dst, const void *src, int w8, int h)
944{
945 uint16_t* d = (uint16_t*)dst;
946 const uint16_t* s = (const uint16_t*)src;
947
948 while ( h-- )
949 {
950 uint16_t* d_save = d;
951 const uint16_t* s_save = s;
952 int w = w8;
953
954 while ( w-- )
955 {
956 d[ 0 ] = *s;
957 d[ 1 ] = *s;
958 d[ 1024 ] = *s;
959 d[ 1025 ] = *s;
960 d += 2; s++;
961
962 d[ 0 ] = *s;
963 d[ 1 ] = *s;
964 d[ 1024 ] = *s;
965 d[ 1025 ] = *s;
966 d += 2; s++;
967
968 d[ 0 ] = *s;
969 d[ 1 ] = *s;
970 d[ 1024 ] = *s;
971 d[ 1025 ] = *s;
972 d += 2; s++;
973
974 d[ 0 ] = *s;
975 d[ 1 ] = *s;
976 d[ 1024 ] = *s;
977 d[ 1025 ] = *s;
978 d += 2; s++;
979
980 d[ 0 ] = *s;
981 d[ 1 ] = *s;
982 d[ 1024 ] = *s;
983 d[ 1025 ] = *s;
984 d += 2; s++;
985
986 d[ 0 ] = *s;
987 d[ 1 ] = *s;
988 d[ 1024 ] = *s;
989 d[ 1025 ] = *s;
990 d += 2; s++;
991
992 d[ 0 ] = *s;
993 d[ 1 ] = *s;
994 d[ 1024 ] = *s;
995 d[ 1025 ] = *s;
996 d += 2; s++;
997
998 d[ 0 ] = *s;
999 d[ 1 ] = *s;
1000 d[ 1024 ] = *s;
1001 d[ 1025 ] = *s;
1002 d += 2; s++;
1003 }
1004
1005 d = d_save + 2048;
1006 s = s_save + 1024; /* or 512? */
1007 }
1008}
06bc35c8 1009#endif
1010
c1817bd9 1011static int disable_main_render;
1012
2da2fc76 1013// simple check for a case where no clipping is used
1014// - now handled by adjusting the viewport
1015static int check_enhanced_range(psx_gpu_struct *psx_gpu, int x, int y)
0b4038f8 1016{
0b4038f8 1017 return 1;
1018}
1019
39db3a96 1020static int is_in_array(int val, int array[], int len)
1021{
1022 int i;
1023 for (i = 0; i < len; i++)
1024 if (array[i] == val)
1025 return 1;
1026 return 0;
1027}
1028
1029static int make_members_unique(int array[], int len)
1030{
1031 int i, j;
1032 for (i = j = 1; i < len; i++)
1033 if (!is_in_array(array[i], array, j))
1034 array[j++] = array[i];
1035
1036 if (array[0] > array[1]) {
1037 i = array[0]; array[0] = array[1]; array[1] = i;
1038 }
1039 return j;
1040}
1041
1042static void patch_u(vertex_struct *vertex_ptrs, int count, int old, int new)
1043{
1044 int i;
1045 for (i = 0; i < count; i++)
1046 if (vertex_ptrs[i].u == old)
1047 vertex_ptrs[i].u = new;
1048}
1049
1050static void patch_v(vertex_struct *vertex_ptrs, int count, int old, int new)
1051{
1052 int i;
1053 for (i = 0; i < count; i++)
1054 if (vertex_ptrs[i].v == old)
1055 vertex_ptrs[i].v = new;
1056}
1057
1058static void uv_hack(vertex_struct *vertex_ptrs, int vertex_count)
1059{
1060 int i, u[4], v[4];
1061
1062 for (i = 0; i < vertex_count; i++) {
1063 u[i] = vertex_ptrs[i].u;
1064 v[i] = vertex_ptrs[i].v;
1065 }
1066 if (make_members_unique(u, vertex_count) == 2 && u[1] - u[0] >= 8) {
1067 if ((u[0] & 7) == 7) {
1068 patch_u(vertex_ptrs, vertex_count, u[0], u[0] + 1);
1069 //printf("u hack: %3u-%3u -> %3u-%3u\n", u[0], u[1], u[0]+1, u[1]);
1070 }
1071 else if ((u[1] & 7) == 0 || u[1] - u[0] > 128) {
1072 patch_u(vertex_ptrs, vertex_count, u[1], u[1] - 1);
1073 //printf("u hack: %3u-%3u -> %3u-%3u\n", u[0], u[1], u[0], u[1]-1);
1074 }
1075 }
1076 if (make_members_unique(v, vertex_count) == 2 && ((v[0] - v[1]) & 7) == 0) {
1077 if ((v[0] & 7) == 7) {
1078 patch_v(vertex_ptrs, vertex_count, v[0], v[0] + 1);
1079 //printf("v hack: %3u-%3u -> %3u-%3u\n", v[0], v[1], v[0]+1, v[1]);
1080 }
1081 else if ((v[1] & 7) == 0) {
1082 patch_v(vertex_ptrs, vertex_count, v[1], v[1] - 1);
1083 //printf("v hack: %3u-%3u -> %3u-%3u\n", v[0], v[1], v[0], v[1]-1);
1084 }
1085 }
1086}
1087
c1817bd9 1088static void do_triangle_enhanced(psx_gpu_struct *psx_gpu,
1089 vertex_struct *vertexes, u32 current_command)
1090{
1091 vertex_struct *vertex_ptrs[3];
1092
1093 if (!prepare_triangle(psx_gpu, vertexes, vertex_ptrs))
1094 return;
1095
1096 if (!disable_main_render)
1097 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
1098
0b4038f8 1099 if (!check_enhanced_range(psx_gpu, vertex_ptrs[0]->x, vertex_ptrs[2]->x))
1100 return;
1101
2da2fc76 1102 if (!enhancement_enable(psx_gpu))
1103 return;
1104
c1817bd9 1105 shift_vertices3(vertex_ptrs);
1106 shift_triangle_area();
1107 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
0b4038f8 1108 unshift_vertices3(vertex_ptrs);
c1817bd9 1109}
1110
1111static void do_quad_enhanced(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
1112 u32 current_command)
1113{
0b4038f8 1114 do_triangle_enhanced(psx_gpu, vertexes, current_command);
c1817bd9 1115 enhancement_disable();
0b4038f8 1116 do_triangle_enhanced(psx_gpu, &vertexes[1], current_command);
c1817bd9 1117}
1118
fc6cef7d 1119#if 0
1120
24c742fc 1121#define fill_vertex(i, x_, y_, u_, v_, rgb_) \
1122 vertexes[i].x = x_; \
1123 vertexes[i].y = y_; \
1124 vertexes[i].u = u_; \
1125 vertexes[i].v = v_; \
1126 vertexes[i].r = rgb_; \
1127 vertexes[i].g = (rgb_) >> 8; \
1128 vertexes[i].b = (rgb_) >> 16
1129
fc6cef7d 1130static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y,
24c742fc 1131 u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb)
1132{
1133 vertex_struct *vertex_ptrs[3];
1134 u32 flags = (cmd_rgb >> 24);
1135 u32 color = cmd_rgb & 0xffffff;
1136 u32 render_state_base_saved = psx_gpu->render_state_base;
1137 int x1, y1;
1138 u8 u1, v1;
1139
1140 flags &=
1141 (RENDER_FLAGS_MODULATE_TEXELS | RENDER_FLAGS_BLEND |
1142 RENDER_FLAGS_TEXTURE_MAP);
1143
1144 set_triangle_color(psx_gpu, color);
1145 if(color == 0x808080)
1146 flags |= RENDER_FLAGS_MODULATE_TEXELS;
1147
1148 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1149 enhancement_enable();
1150
1151 x1 = x + w;
1152 y1 = y + h;
1153 u1 = u + w;
1154 v1 = v + h;
1155 // FIXME..
1156 if (u1 < u) u1 = 0xff;
1157 if (v1 < v) v1 = 0xff;
1158
1159 // 0-2
1160 // |/
1161 // 1
1162 fill_vertex(0, x, y, u, v, color);
1163 fill_vertex(1, x, y1, u, v1, color);
1164 fill_vertex(2, x1, y, u1, v, color);
1165 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
1166 shift_vertices3(vertex_ptrs);
1167 shift_triangle_area();
1168 render_triangle_p(psx_gpu, vertex_ptrs, flags);
1169 }
1170
1171 // 0
1172 // /|
1173 // 1-2
1174 fill_vertex(0, x1, y, u1, v, color);
1175 fill_vertex(1, x, y1, u, v1, color);
1176 fill_vertex(2, x1, y1, u1, v1, color);
1177 if (prepare_triangle(psx_gpu, vertexes, vertex_ptrs)) {
1178 shift_vertices3(vertex_ptrs);
1179 shift_triangle_area();
1180 render_triangle_p(psx_gpu, vertex_ptrs, flags);
1181 }
1182
1183 psx_gpu->render_state_base = render_state_base_saved;
1184}
fc6cef7d 1185#else
1186static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y,
1187 u32 u, u32 v, u32 w, u32 h, u32 cmd_rgb)
1188{
1189 u32 flags = (cmd_rgb >> 24);
1190 u32 color = cmd_rgb & 0xffffff;
1191
fc6cef7d 1192 render_sprite_4x(psx_gpu, x, y, u, v, w, h, flags, color);
1193}
1194#endif
24c742fc 1195
7956599f 1196u32 gpu_parse_enhanced(psx_gpu_struct *psx_gpu, u32 *list, u32 size,
1197 u32 *last_command)
c1817bd9 1198{
0b4038f8 1199 vertex_struct vertexes[4] __attribute__((aligned(16))) = {};
c1817bd9 1200 u32 current_command = 0, command_length;
1201
1202 u32 *list_start = list;
1203 u32 *list_end = list + (size / 4);
1204
1205 psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x;
1206 psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y;
1207 psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x;
1208 psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y;
e929dec5 1209 select_enhancement_buf(psx_gpu);
c1817bd9 1210
1211 for(; list < list_end; list += 1 + command_length)
1212 {
1213 s16 *list_s16 = (void *)list;
1214 current_command = *list >> 24;
1215 command_length = command_lengths[current_command];
1216 if (list + 1 + command_length > list_end) {
1217 current_command = (u32)-1;
1218 break;
1219 }
1220
1221 enhancement_disable();
1222
1223 switch(current_command)
1224 {
1225 case 0x00:
1226 break;
1227
1228 case 0x02:
1229 {
1230 u32 x = list_s16[2] & 0x3FF;
1231 u32 y = list_s16[3] & 0x1FF;
1232 u32 width = list_s16[4] & 0x3FF;
1233 u32 height = list_s16[5] & 0x1FF;
1234 u32 color = list[0] & 0xFFFFFF;
2da2fc76 1235 s32 i1, i2;
c1817bd9 1236
f1359c57 1237 x &= ~0xF;
1238 width = ((width + 0xF) & ~0xF);
0b4038f8 1239 if (width == 0 || height == 0)
1240 break;
f1359c57 1241
c1817bd9 1242 do_fill(psx_gpu, x, y, width, height, color);
1243
2da2fc76 1244 i1 = select_enhancement_buf_index(psx_gpu, x, y);
1245 i2 = select_enhancement_buf_index(psx_gpu, x + width - 1, y + height - 1);
1246 if (i1 < 0 || i1 != i2) {
0b4038f8 1247 sync_enhancement_buffers(x, y, width, height);
1248 break;
1249 }
0b4038f8 1250
2da2fc76 1251 psx_gpu->vram_out_ptr = select_enhancement_buf_by_index(psx_gpu, i1);
c1817bd9 1252 x *= 2;
1253 y *= 2;
1254 width *= 2;
1255 height *= 2;
f1359c57 1256 render_block_fill_enh(psx_gpu, color, x, y, width, height);
c1817bd9 1257 break;
1258 }
1259
1260 case 0x20 ... 0x23:
1261 {
1262 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1263
1264 get_vertex_data_xy(0, 2);
1265 get_vertex_data_xy(1, 4);
1266 get_vertex_data_xy(2, 6);
1267
1268 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1269 break;
1270 }
1271
1272 case 0x24 ... 0x27:
1273 {
1274 set_clut(psx_gpu, list_s16[5]);
1275 set_texture(psx_gpu, list_s16[9]);
1276 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1277
1278 get_vertex_data_xy_uv(0, 2);
1279 get_vertex_data_xy_uv(1, 6);
1280 get_vertex_data_xy_uv(2, 10);
1281
1282 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1283 break;
1284 }
1285
1286 case 0x28 ... 0x2B:
1287 {
1288 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1289
1290 get_vertex_data_xy(0, 2);
1291 get_vertex_data_xy(1, 4);
1292 get_vertex_data_xy(2, 6);
1293 get_vertex_data_xy(3, 8);
1294
1295 do_quad_enhanced(psx_gpu, vertexes, current_command);
1296 break;
1297 }
1298
1299 case 0x2C ... 0x2F:
1300 {
1301 set_clut(psx_gpu, list_s16[5]);
1302 set_texture(psx_gpu, list_s16[9]);
1303 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1304
1305 get_vertex_data_xy_uv(0, 2);
1306 get_vertex_data_xy_uv(1, 6);
1307 get_vertex_data_xy_uv(2, 10);
1308 get_vertex_data_xy_uv(3, 14);
1309
39db3a96 1310 uv_hack(vertexes, 4);
c1817bd9 1311 do_quad_enhanced(psx_gpu, vertexes, current_command);
1312 break;
1313 }
1314
1315 case 0x30 ... 0x33:
1316 {
1317 get_vertex_data_xy_rgb(0, 0);
1318 get_vertex_data_xy_rgb(1, 4);
1319 get_vertex_data_xy_rgb(2, 8);
1320
1321 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1322 break;
1323 }
1324
1325 case 0x34:
1326 case 0x35:
1327 case 0x36:
1328 case 0x37:
1329 {
1330 set_clut(psx_gpu, list_s16[5]);
1331 set_texture(psx_gpu, list_s16[11]);
1332
1333 get_vertex_data_xy_uv_rgb(0, 0);
1334 get_vertex_data_xy_uv_rgb(1, 6);
1335 get_vertex_data_xy_uv_rgb(2, 12);
1336
1337 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1338 break;
1339 }
1340
1341 case 0x38:
1342 case 0x39:
1343 case 0x3A:
1344 case 0x3B:
1345 {
1346 get_vertex_data_xy_rgb(0, 0);
1347 get_vertex_data_xy_rgb(1, 4);
1348 get_vertex_data_xy_rgb(2, 8);
1349 get_vertex_data_xy_rgb(3, 12);
1350
1351 do_quad_enhanced(psx_gpu, vertexes, current_command);
1352 break;
1353 }
1354
1355 case 0x3C:
1356 case 0x3D:
1357 case 0x3E:
1358 case 0x3F:
1359 {
1360 set_clut(psx_gpu, list_s16[5]);
1361 set_texture(psx_gpu, list_s16[11]);
1362
1363 get_vertex_data_xy_uv_rgb(0, 0);
1364 get_vertex_data_xy_uv_rgb(1, 6);
1365 get_vertex_data_xy_uv_rgb(2, 12);
1366 get_vertex_data_xy_uv_rgb(3, 18);
1367
39db3a96 1368 uv_hack(vertexes, 4);
c1817bd9 1369 do_quad_enhanced(psx_gpu, vertexes, current_command);
1370 break;
1371 }
1372
1373 case 0x40 ... 0x47:
1374 {
1375 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1376 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1377 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
1378 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
1379
3b3dee71 1380 render_line(psx_gpu, vertexes, current_command, list[0], 0);
2da2fc76 1381 if (enhancement_enable(psx_gpu))
1382 render_line(psx_gpu, vertexes, current_command, list[0], 1);
c1817bd9 1383 break;
1384 }
1385
1386 case 0x48 ... 0x4F:
1387 {
1388 u32 num_vertexes = 1;
1389 u32 *list_position = &(list[2]);
1390 u32 xy = list[1];
1391
1392 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1393 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1394
1395 xy = *list_position;
1396 while(1)
1397 {
1398 vertexes[0] = vertexes[1];
1399
1400 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1401 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1402
3b3dee71 1403 enhancement_disable();
1404 render_line(psx_gpu, vertexes, current_command, list[0], 0);
2da2fc76 1405 if (enhancement_enable(psx_gpu))
1406 render_line(psx_gpu, vertexes, current_command, list[0], 1);
c1817bd9 1407
1408 list_position++;
1409 num_vertexes++;
1410
1411 if(list_position >= list_end)
804789d7 1412 {
1413 current_command = (u32)-1;
1414 goto breakloop;
1415 }
c1817bd9 1416
1417 xy = *list_position;
1418 if((xy & 0xF000F000) == 0x50005000)
1419 break;
1420 }
1421
1422 command_length += (num_vertexes - 2);
1423 break;
1424 }
1425
1426 case 0x50 ... 0x57:
1427 {
1428 vertexes[0].r = list[0] & 0xFF;
1429 vertexes[0].g = (list[0] >> 8) & 0xFF;
1430 vertexes[0].b = (list[0] >> 16) & 0xFF;
1431 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1432 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1433
1434 vertexes[1].r = list[2] & 0xFF;
1435 vertexes[1].g = (list[2] >> 8) & 0xFF;
1436 vertexes[1].b = (list[2] >> 16) & 0xFF;
1437 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
1438 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
1439
3b3dee71 1440 render_line(psx_gpu, vertexes, current_command, 0, 0);
2da2fc76 1441 if (enhancement_enable(psx_gpu))
1442 render_line(psx_gpu, vertexes, current_command, 0, 1);
c1817bd9 1443 break;
1444 }
1445
1446 case 0x58 ... 0x5F:
1447 {
1448 u32 num_vertexes = 1;
1449 u32 *list_position = &(list[2]);
1450 u32 color = list[0];
1451 u32 xy = list[1];
1452
1453 vertexes[1].r = color & 0xFF;
1454 vertexes[1].g = (color >> 8) & 0xFF;
1455 vertexes[1].b = (color >> 16) & 0xFF;
1456 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1457 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1458
1459 color = list_position[0];
1460 while(1)
1461 {
1462 xy = list_position[1];
1463
1464 vertexes[0] = vertexes[1];
1465
1466 vertexes[1].r = color & 0xFF;
1467 vertexes[1].g = (color >> 8) & 0xFF;
1468 vertexes[1].b = (color >> 16) & 0xFF;
1469 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1470 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1471
3b3dee71 1472 enhancement_disable();
1473 render_line(psx_gpu, vertexes, current_command, 0, 0);
2da2fc76 1474 if (enhancement_enable(psx_gpu))
1475 render_line(psx_gpu, vertexes, current_command, 0, 1);
c1817bd9 1476
1477 list_position += 2;
1478 num_vertexes++;
1479
1480 if(list_position >= list_end)
804789d7 1481 {
1482 current_command = (u32)-1;
1483 goto breakloop;
1484 }
c1817bd9 1485
1486 color = list_position[0];
1487 if((color & 0xF000F000) == 0x50005000)
1488 break;
1489 }
1490
1491 command_length += ((num_vertexes - 2) * 2);
1492 break;
1493 }
1494
1495 case 0x60 ... 0x63:
1496 {
1497 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1498 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1499 u32 width = list_s16[4] & 0x3FF;
1500 u32 height = list_s16[5] & 0x1FF;
1501
1502 render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]);
0b4038f8 1503
1504 if (check_enhanced_range(psx_gpu, x, x + width))
1505 do_sprite_enhanced(psx_gpu, x, y, 0, 0, width, height, list[0]);
c1817bd9 1506 break;
1507 }
1508
1509 case 0x64 ... 0x67:
1510 {
1511 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1512 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1513 u8 u = list_s16[4];
1514 u8 v = list_s16[4] >> 8;
c1817bd9 1515 u32 width = list_s16[6] & 0x3FF;
1516 u32 height = list_s16[7] & 0x1FF;
1517
1518 set_clut(psx_gpu, list_s16[5]);
1519
24c742fc 1520 render_sprite(psx_gpu, x, y, u, v, width, height,
c1817bd9 1521 current_command, list[0]);
0b4038f8 1522
1523 if (check_enhanced_range(psx_gpu, x, x + width))
1524 do_sprite_enhanced(psx_gpu, x, y, u, v, width, height, list[0]);
c1817bd9 1525 break;
1526 }
1527
1528 case 0x68:
1529 case 0x69:
1530 case 0x6A:
1531 case 0x6B:
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
1536 render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]);
0b4038f8 1537
1538 if (check_enhanced_range(psx_gpu, x, x + 1))
1539 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 1, 1, list[0]);
c1817bd9 1540 break;
1541 }
1542
1543 case 0x70:
1544 case 0x71:
1545 case 0x72:
1546 case 0x73:
1547 {
1548 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1549 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1550
1551 render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]);
0b4038f8 1552
1553 if (check_enhanced_range(psx_gpu, x, x + 8))
1554 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 8, 8, list[0]);
c1817bd9 1555 break;
1556 }
1557
1558 case 0x74:
1559 case 0x75:
1560 case 0x76:
1561 case 0x77:
1562 {
1563 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1564 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1565 u8 u = list_s16[4];
1566 u8 v = list_s16[4] >> 8;
c1817bd9 1567
1568 set_clut(psx_gpu, list_s16[5]);
1569
24c742fc 1570 render_sprite(psx_gpu, x, y, u, v, 8, 8,
c1817bd9 1571 current_command, list[0]);
0b4038f8 1572
1573 if (check_enhanced_range(psx_gpu, x, x + 8))
1574 do_sprite_enhanced(psx_gpu, x, y, u, v, 8, 8, list[0]);
c1817bd9 1575 break;
1576 }
1577
1578 case 0x78:
1579 case 0x79:
1580 case 0x7A:
1581 case 0x7B:
1582 {
1583 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1584 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1585
1586 render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]);
0b4038f8 1587
1588 if (check_enhanced_range(psx_gpu, x, x + 16))
1589 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 16, 16, list[0]);
c1817bd9 1590 break;
1591 }
1592
1593 case 0x7C:
1594 case 0x7D:
1595 case 0x7E:
1596 case 0x7F:
1597 {
1598 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1599 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1600 u8 u = list_s16[4];
1601 u8 v = list_s16[4] >> 8;
c1817bd9 1602
1603 set_clut(psx_gpu, list_s16[5]);
1604
24c742fc 1605 render_sprite(psx_gpu, x, y, u, v, 16, 16, current_command, list[0]);
0b4038f8 1606
1607 if (check_enhanced_range(psx_gpu, x, x + 16))
1608 do_sprite_enhanced(psx_gpu, x, y, u, v, 16, 16, list[0]);
c1817bd9 1609 break;
1610 }
06bc35c8 1611
72583812 1612 case 0x80 ... 0x9F: // vid -> vid
1613 case 0xA0 ... 0xBF: // sys -> vid
1614 case 0xC0 ... 0xDF: // vid -> sys
c1817bd9 1615 goto breakloop;
c1817bd9 1616
1617 case 0xE1:
f3492649 1618 set_texture(psx_gpu, list[0]);
c1817bd9 1619
1620 if(list[0] & (1 << 9))
1621 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
1622 else
1623 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1624
1625 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
1626 SET_Ex(1, list[0]);
1627 break;
1628
1629 case 0xE2:
1630 {
1631 // TODO: Clean
1632 u32 texture_window_settings = list[0];
1633 u32 tmp, x, y, w, h;
1634
1635 if(texture_window_settings != psx_gpu->texture_window_settings)
1636 {
1637 tmp = (texture_window_settings & 0x1F) | 0x20;
1638 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
1639
1640 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
1641 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
1642
1643 tmp = 32 - (w >> 3);
1644 x = ((texture_window_settings >> 10) & tmp) << 3;
1645
1646 tmp = 32 - (h >> 3);
1647 y = ((texture_window_settings >> 15) & tmp) << 3;
1648
1649 flush_render_block_buffer(psx_gpu);
1650
1651 psx_gpu->texture_window_settings = texture_window_settings;
1652 psx_gpu->texture_window_x = x;
1653 psx_gpu->texture_window_y = y;
1654 psx_gpu->texture_mask_width = w - 1;
1655 psx_gpu->texture_mask_height = h - 1;
1656
1657 update_texture_ptr(psx_gpu);
1658 }
1659 SET_Ex(2, list[0]);
1660 break;
1661 }
1662
1663 case 0xE3:
7956599f 1664 {
77e34391 1665 s16 viewport_start_x = list[0] & 0x3FF;
1666 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
7956599f 1667
77e34391 1668 if(viewport_start_x == psx_gpu->viewport_start_x &&
1669 viewport_start_y == psx_gpu->viewport_start_y)
1670 {
1671 break;
1672 }
1673 psx_gpu->viewport_start_x = viewport_start_x;
1674 psx_gpu->viewport_start_y = viewport_start_y;
1675 psx_gpu->saved_viewport_start_x = viewport_start_x;
1676 psx_gpu->saved_viewport_start_y = viewport_start_y;
1677
e929dec5 1678 select_enhancement_buf(psx_gpu);
c1817bd9 1679
1680#ifdef TEXTURE_CACHE_4BPP
1681 psx_gpu->viewport_mask =
1682 texture_region_mask(psx_gpu->viewport_start_x,
1683 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1684 psx_gpu->viewport_end_y);
1685#endif
1686 SET_Ex(3, list[0]);
1687 break;
7956599f 1688 }
1689
c1817bd9 1690 case 0xE4:
77e34391 1691 {
1692 s16 viewport_end_x = list[0] & 0x3FF;
1693 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
77e34391 1694
1695 if(viewport_end_x == psx_gpu->viewport_end_x &&
1696 viewport_end_y == psx_gpu->viewport_end_y)
1697 {
1698 break;
1699 }
1700
1701 psx_gpu->viewport_end_x = viewport_end_x;
1702 psx_gpu->viewport_end_y = viewport_end_y;
1703 psx_gpu->saved_viewport_end_x = viewport_end_x;
1704 psx_gpu->saved_viewport_end_y = viewport_end_y;
1705
77e34391 1706 select_enhancement_buf(psx_gpu);
1587b08e 1707#if 0
1708 if (!psx_gpu->enhancement_current_buf_ptr)
1709 log_anomaly("vp %3d,%3d %3d,%d - no buf\n",
1710 psx_gpu->viewport_start_x, psx_gpu->viewport_start_y,
1711 viewport_end_x, viewport_end_y);
1712#endif
c1817bd9 1713#ifdef TEXTURE_CACHE_4BPP
1714 psx_gpu->viewport_mask =
1715 texture_region_mask(psx_gpu->viewport_start_x,
1716 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1717 psx_gpu->viewport_end_y);
1718#endif
1719 SET_Ex(4, list[0]);
1720 break;
77e34391 1721 }
c1817bd9 1722
1723 case 0xE5:
1724 {
1725 s32 offset_x = list[0] << 21;
1726 s32 offset_y = list[0] << 10;
1727 psx_gpu->offset_x = offset_x >> 21;
1728 psx_gpu->offset_y = offset_y >> 21;
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
fc6cef7d 1759 enhancement_disable();
1760
c1817bd9 1761breakloop:
c1817bd9 1762 if (last_command != NULL)
1763 *last_command = current_command;
1764 return list - list_start;
1765}
1766
fc6cef7d 1767#endif /* PCSX */
1768
b0d96051 1769// vim:ts=2:shiftwidth=2:expandtab
ARM optimized PCSX fork