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gpu_neon: some hack to enhanced mode
[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
06bc35c8 609 case 0x80: // vid -> vid
610 {
611 u32 sx = list_s16[2] & 0x3FF;
612 u32 sy = list_s16[3] & 0x1FF;
613 u32 dx = list_s16[4] & 0x3FF;
614 u32 dy = list_s16[5] & 0x1FF;
615 u32 w = ((list_s16[6] - 1) & 0x3FF) + 1;
616 u32 h = ((list_s16[7] - 1) & 0x1FF) + 1;
617
618 if (sx == dx && sy == dy && psx_gpu->mask_msb == 0)
619 break;
620
621 render_block_move(psx_gpu, sx, sy, dx, dy, w, h);
622 break;
623 }
624
b243416b 625#ifdef PCSX
626 case 0xA0: // sys -> vid
627 case 0xC0: // vid -> sys
628 goto breakloop;
629#else
75e28f62
E		 630 case 0xA0: // sys -> vid
631 {
1f88961f
E		 632 u32 load_x = list_s16[2] & 0x3FF;
633 u32 load_y = list_s16[3] & 0x1FF;
634 u32 load_width = list_s16[4] & 0x3FF;
635 u32 load_height = list_s16[5] & 0x1FF;
75e28f62
E		 636 u32 load_size = load_width * load_height;
637
638 command_length += load_size / 2;
cec398c0
E		 639
640 if(load_size & 1)
641 command_length++;
642
75e28f62
E		 643 render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y,
644 load_width, load_height, load_width);
645 break;
646 }
b243416b 647
75e28f62
E		 648 case 0xC0: // vid -> sys
649 break;
b243416b 650#endif
651
75e28f62 652 case 0xE1:
f3492649 653 set_texture(psx_gpu, list[0]);
87c45ad1 654
75e28f62
E		 655 if(list[0] & (1 << 9))
656 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
657 else
658 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
659
660 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
b243416b 661 SET_Ex(1, list[0]);
75e28f62
E		 662 break;
663
664 case 0xE2:
665 {
666 // TODO: Clean
667 u32 texture_window_settings = list[0];
668 u32 tmp, x, y, w, h;
669
670 if(texture_window_settings != psx_gpu->texture_window_settings)
671 {
672 tmp = (texture_window_settings & 0x1F) | 0x20;
673 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
674
675 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
676 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
677
678 tmp = 32 - (w >> 3);
679 x = ((texture_window_settings >> 10) & tmp) << 3;
680
681 tmp = 32 - (h >> 3);
682 y = ((texture_window_settings >> 15) & tmp) << 3;
683
684 flush_render_block_buffer(psx_gpu);
685
de35a464 686 psx_gpu->texture_window_settings = texture_window_settings;
75e28f62
E		 687 psx_gpu->texture_window_x = x;
688 psx_gpu->texture_window_y = y;
689 psx_gpu->texture_mask_width = w - 1;
690 psx_gpu->texture_mask_height = h - 1;
691
692 update_texture_ptr(psx_gpu);
693 }
b243416b 694 SET_Ex(2, list[0]);
75e28f62 695 break;
77e34391 696 }
697
698 case 0xE3:
699 {
700 s16 viewport_start_x = list[0] & 0x3FF;
701 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
702
703 if(viewport_start_x == psx_gpu->viewport_start_x &&
704 viewport_start_y == psx_gpu->viewport_start_y)
705 {
706 break;
707 }
75e28f62 708
77e34391 709 psx_gpu->viewport_start_x = viewport_start_x;
710 psx_gpu->viewport_start_y = viewport_start_y;
75e28f62
E		 711
712#ifdef TEXTURE_CACHE_4BPP
713 psx_gpu->viewport_mask =
714 texture_region_mask(psx_gpu->viewport_start_x,
715 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
716 psx_gpu->viewport_end_y);
717#endif
77e34391 718 SET_Ex(3, list[0]);
719 break;
720 }
721
722 case 0xE4:
723 {
724 s16 viewport_end_x = list[0] & 0x3FF;
725 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
726
727 if(viewport_end_x == psx_gpu->viewport_end_x &&
728 viewport_end_y == psx_gpu->viewport_end_y)
729 {
730 break;
731 }
732
733 psx_gpu->viewport_end_x = viewport_end_x;
734 psx_gpu->viewport_end_y = viewport_end_y;
75e28f62
E		 735
736#ifdef TEXTURE_CACHE_4BPP
737 psx_gpu->viewport_mask =
738 texture_region_mask(psx_gpu->viewport_start_x,
739 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
740 psx_gpu->viewport_end_y);
741#endif
77e34391 742 SET_Ex(4, list[0]);
743 break;
744 }
75e28f62 745
77e34391 746 case 0xE5:
75e28f62
E		 747 {
748 s32 offset_x = list[0] << 21;
749 s32 offset_y = list[0] << 10;
750 psx_gpu->offset_x = offset_x >> 21;
751 psx_gpu->offset_y = offset_y >> 21;
752
b243416b 753 SET_Ex(5, list[0]);
75e28f62
E		 754 break;
755 }
756
757 case 0xE6:
758 {
759 u32 mask_settings = list[0];
760 u16 mask_msb = mask_settings << 15;
761
762 if(list[0] & 0x2)
763 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
764 else
765 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
766
767 if(mask_msb != psx_gpu->mask_msb)
768 {
769 flush_render_block_buffer(psx_gpu);
770 psx_gpu->mask_msb = mask_msb;
771 }
772
b243416b 773 SET_Ex(6, list[0]);
75e28f62
E		 774 break;
775 }
776
777 default:
778 break;
779 }
780 }
b243416b 781
b243416b 782breakloop:
b243416b 783 if (last_command != NULL)
784 *last_command = current_command;
785 return list - list_start;
75e28f62
E		 786}
787
fc6cef7d 788#ifdef PCSX
789
77e34391 790#define ENH_BUF_TABLE_STEP (1024 / sizeof(psx_gpu->enhancement_buf_by_x16))
791
0b4038f8 792static int is_new_scanout(psx_gpu_struct *psx_gpu, int x)
793{
794 int i, scanout_x;
795 for (i = 0; i < ARRAY_SIZE(psx_gpu->enhancement_scanout_x); i++)
796 {
797 scanout_x = psx_gpu->enhancement_scanout_x[i];
798 if (x <= scanout_x && scanout_x < x + ENH_BUF_TABLE_STEP)
799 {
800 if (x != scanout_x)
801 log_anomaly("unaligned scanout x: %d,%d\n", scanout_x, x);
802 return 1;
803 }
804 }
805 return 0;
806}
807
77e34391 808static void update_enhancement_buf_table_from_hres(psx_gpu_struct *psx_gpu)
06bc35c8 809{
0b4038f8 810 u32 b, x;
7956599f 811
812 b = 0;
0b4038f8 813 psx_gpu->enhancement_buf_by_x16[0] = b;
814 psx_gpu->enhancement_buf_start[0] = 0;
815 for (x = 1; x < sizeof(psx_gpu->enhancement_buf_by_x16); x++)
7956599f 816 {
0b4038f8 817 if (b < 3 && is_new_scanout(psx_gpu, x * ENH_BUF_TABLE_STEP)) {
7956599f 818 b++;
0b4038f8 819 psx_gpu->enhancement_buf_start[b] = x * ENH_BUF_TABLE_STEP;
7956599f 820 }
0b4038f8 821
7956599f 822 psx_gpu->enhancement_buf_by_x16[x] = b;
823 }
0b4038f8 824#if 0
825 printf("buf_by_x16:\n");
826 for (b = 0; b < 3; b++) {
827 int first = -1, count = 0;
828 for (x = 0; x < sizeof(psx_gpu->enhancement_buf_by_x16); x++) {
829 if (psx_gpu->enhancement_buf_by_x16[x] == b) {
830 if (first < 0) first = x;
831 count++;
832 }
833 }
834 if (count) {
835 assert(first * ENH_BUF_TABLE_STEP == psx_gpu->enhancement_buf_start[b]);
836 printf("%d: %3zd-%zd\n", b, first * ENH_BUF_TABLE_STEP,
837 (first + count) * ENH_BUF_TABLE_STEP);
838 }
839 }
840#endif
e929dec5 841}
842
77e34391 843static void update_enhancement_buf_table_from_x(psx_gpu_struct *psx_gpu,
844 u32 x0, u32 len)
845{
0b4038f8 846#if 0
77e34391 847 u32 x, b;
848
849 for (x = x0, b = 0; x >= len; b++)
850 x -= len;
851 if (b > 3)
852 b = 3;
853
854 memset(psx_gpu->enhancement_buf_by_x16 + x0 / ENH_BUF_TABLE_STEP,
855 b, (len + ENH_BUF_TABLE_STEP - 1) / ENH_BUF_TABLE_STEP);
0b4038f8 856#endif
77e34391 857}
858
06bc35c8 859#define select_enhancement_buf(psx_gpu) \
860 psx_gpu->enhancement_current_buf_ptr = \
7956599f 861 select_enhancement_buf_ptr(psx_gpu, psx_gpu->saved_viewport_start_x)
06bc35c8 862
c1817bd9 863#define enhancement_disable() { \
864 psx_gpu->vram_out_ptr = psx_gpu->vram_ptr; \
865 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x; \
866 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y; \
867 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x; \
868 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y; \
c6063f89 869 psx_gpu->uvrgb_phase = 0x8000; \
c1817bd9 870}
871
872#define enhancement_enable() { \
e929dec5 873 psx_gpu->vram_out_ptr = psx_gpu->enhancement_current_buf_ptr; \
c1817bd9 874 psx_gpu->viewport_start_x = psx_gpu->saved_viewport_start_x * 2; \
875 psx_gpu->viewport_start_y = psx_gpu->saved_viewport_start_y * 2; \
06bc35c8 876 psx_gpu->viewport_end_x = psx_gpu->saved_viewport_end_x * 2 + 1; \
877 psx_gpu->viewport_end_y = psx_gpu->saved_viewport_end_y * 2 + 1; \
39db3a96 878 psx_gpu->uvrgb_phase = 0x7fff; \
c1817bd9 879}
880
881#define shift_vertices3(v) { \
0b4038f8 882 v[0]->x <<= 1; \
883 v[0]->y <<= 1; \
884 v[1]->x <<= 1; \
885 v[1]->y <<= 1; \
886 v[2]->x <<= 1; \
887 v[2]->y <<= 1; \
c1817bd9 888}
889
890#define unshift_vertices3(v) { \
0b4038f8 891 v[0]->x >>= 1; \
892 v[0]->y >>= 1; \
893 v[1]->x >>= 1; \
894 v[1]->y >>= 1; \
895 v[2]->x >>= 1; \
896 v[2]->y >>= 1; \
c1817bd9 897}
898
899#define shift_triangle_area() \
900 psx_gpu->triangle_area *= 4
901
06bc35c8 902#ifndef NEON_BUILD
7a8d521f 903void scale2x_tiles8(void *dst, const void *src, int w8, int h)
904{
905 uint16_t* d = (uint16_t*)dst;
906 const uint16_t* s = (const uint16_t*)src;
907
908 while ( h-- )
909 {
910 uint16_t* d_save = d;
911 const uint16_t* s_save = s;
912 int w = w8;
913
914 while ( w-- )
915 {
916 d[ 0 ] = *s;
917 d[ 1 ] = *s;
918 d[ 1024 ] = *s;
919 d[ 1025 ] = *s;
920 d += 2; s++;
921
922 d[ 0 ] = *s;
923 d[ 1 ] = *s;
924 d[ 1024 ] = *s;
925 d[ 1025 ] = *s;
926 d += 2; s++;
927
928 d[ 0 ] = *s;
929 d[ 1 ] = *s;
930 d[ 1024 ] = *s;
931 d[ 1025 ] = *s;
932 d += 2; s++;
933
934 d[ 0 ] = *s;
935 d[ 1 ] = *s;
936 d[ 1024 ] = *s;
937 d[ 1025 ] = *s;
938 d += 2; s++;
939
940 d[ 0 ] = *s;
941 d[ 1 ] = *s;
942 d[ 1024 ] = *s;
943 d[ 1025 ] = *s;
944 d += 2; s++;
945
946 d[ 0 ] = *s;
947 d[ 1 ] = *s;
948 d[ 1024 ] = *s;
949 d[ 1025 ] = *s;
950 d += 2; s++;
951
952 d[ 0 ] = *s;
953 d[ 1 ] = *s;
954 d[ 1024 ] = *s;
955 d[ 1025 ] = *s;
956 d += 2; s++;
957
958 d[ 0 ] = *s;
959 d[ 1 ] = *s;
960 d[ 1024 ] = *s;
961 d[ 1025 ] = *s;
962 d += 2; s++;
963 }
964
965 d = d_save + 2048;
966 s = s_save + 1024; /* or 512? */
967 }
968}
06bc35c8 969#endif
970
c1817bd9 971static int disable_main_render;
972
0b4038f8 973static int check_enhanced_range(psx_gpu_struct *psx_gpu, int x, int x_end)
974{
975 // simple reject to avoid oveflowing the 1024 width
976 // (assume some offscreen render-to-texture thing)
977 if (x >= (int)(psx_gpu->saved_viewport_start_x + 512))
978 return 0;
979
980 return 1;
981}
982
39db3a96 983static int is_in_array(int val, int array[], int len)
984{
985 int i;
986 for (i = 0; i < len; i++)
987 if (array[i] == val)
988 return 1;
989 return 0;
990}
991
992static int make_members_unique(int array[], int len)
993{
994 int i, j;
995 for (i = j = 1; i < len; i++)
996 if (!is_in_array(array[i], array, j))
997 array[j++] = array[i];
998
999 if (array[0] > array[1]) {
1000 i = array[0]; array[0] = array[1]; array[1] = i;
1001 }
1002 return j;
1003}
1004
1005static void patch_u(vertex_struct *vertex_ptrs, int count, int old, int new)
1006{
1007 int i;
1008 for (i = 0; i < count; i++)
1009 if (vertex_ptrs[i].u == old)
1010 vertex_ptrs[i].u = new;
1011}
1012
1013static void patch_v(vertex_struct *vertex_ptrs, int count, int old, int new)
1014{
1015 int i;
1016 for (i = 0; i < count; i++)
1017 if (vertex_ptrs[i].v == old)
1018 vertex_ptrs[i].v = new;
1019}
1020
1021static void uv_hack(vertex_struct *vertex_ptrs, int vertex_count)
1022{
1023 int i, u[4], v[4];
1024
1025 for (i = 0; i < vertex_count; i++) {
1026 u[i] = vertex_ptrs[i].u;
1027 v[i] = vertex_ptrs[i].v;
1028 }
1029 if (make_members_unique(u, vertex_count) == 2 && u[1] - u[0] >= 8) {
1030 if ((u[0] & 7) == 7) {
1031 patch_u(vertex_ptrs, vertex_count, u[0], u[0] + 1);
1032 //printf("u hack: %3u-%3u -> %3u-%3u\n", u[0], u[1], u[0]+1, u[1]);
1033 }
1034 else if ((u[1] & 7) == 0 || u[1] - u[0] > 128) {
1035 patch_u(vertex_ptrs, vertex_count, u[1], u[1] - 1);
1036 //printf("u hack: %3u-%3u -> %3u-%3u\n", u[0], u[1], u[0], u[1]-1);
1037 }
1038 }
1039 if (make_members_unique(v, vertex_count) == 2 && ((v[0] - v[1]) & 7) == 0) {
1040 if ((v[0] & 7) == 7) {
1041 patch_v(vertex_ptrs, vertex_count, v[0], v[0] + 1);
1042 //printf("v hack: %3u-%3u -> %3u-%3u\n", v[0], v[1], v[0]+1, v[1]);
1043 }
1044 else if ((v[1] & 7) == 0) {
1045 patch_v(vertex_ptrs, vertex_count, v[1], v[1] - 1);
1046 //printf("v hack: %3u-%3u -> %3u-%3u\n", v[0], v[1], v[0], v[1]-1);
1047 }
1048 }
1049}
1050
c1817bd9 1051static void do_triangle_enhanced(psx_gpu_struct *psx_gpu,
1052 vertex_struct *vertexes, u32 current_command)
1053{
1054 vertex_struct *vertex_ptrs[3];
1055
1056 if (!prepare_triangle(psx_gpu, vertexes, vertex_ptrs))
1057 return;
1058
1059 if (!disable_main_render)
1060 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
1061
0b4038f8 1062 if (!check_enhanced_range(psx_gpu, vertex_ptrs[0]->x, vertex_ptrs[2]->x))
1063 return;
1064
c1817bd9 1065 enhancement_enable();
1066 shift_vertices3(vertex_ptrs);
1067 shift_triangle_area();
1068 render_triangle_p(psx_gpu, vertex_ptrs, current_command);
0b4038f8 1069 unshift_vertices3(vertex_ptrs);
c1817bd9 1070}
1071
1072static void do_quad_enhanced(psx_gpu_struct *psx_gpu, vertex_struct *vertexes,
1073 u32 current_command)
1074{
0b4038f8 1075 do_triangle_enhanced(psx_gpu, vertexes, current_command);
c1817bd9 1076 enhancement_disable();
0b4038f8 1077 do_triangle_enhanced(psx_gpu, &vertexes[1], current_command);
c1817bd9 1078}
1079
fc6cef7d 1080#if 0
1081
24c742fc 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
fc6cef7d 1091static void do_sprite_enhanced(psx_gpu_struct *psx_gpu, int x, int y,
24c742fc 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}
fc6cef7d 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
fc6cef7d 1153 render_sprite_4x(psx_gpu, x, y, u, v, w, h, flags, color);
1154}
1155#endif
24c742fc 1156
7956599f 1157u32 gpu_parse_enhanced(psx_gpu_struct *psx_gpu, u32 *list, u32 size,
1158 u32 *last_command)
c1817bd9 1159{
0b4038f8 1160 vertex_struct vertexes[4] __attribute__((aligned(16))) = {};
c1817bd9 1161 u32 current_command = 0, command_length;
1162
1163 u32 *list_start = list;
1164 u32 *list_end = list + (size / 4);
1165
1166 psx_gpu->saved_viewport_start_x = psx_gpu->viewport_start_x;
1167 psx_gpu->saved_viewport_start_y = psx_gpu->viewport_start_y;
1168 psx_gpu->saved_viewport_end_x = psx_gpu->viewport_end_x;
1169 psx_gpu->saved_viewport_end_y = psx_gpu->viewport_end_y;
e929dec5 1170 select_enhancement_buf(psx_gpu);
c1817bd9 1171
1172 for(; list < list_end; list += 1 + command_length)
1173 {
1174 s16 *list_s16 = (void *)list;
1175 current_command = *list >> 24;
1176 command_length = command_lengths[current_command];
1177 if (list + 1 + command_length > list_end) {
1178 current_command = (u32)-1;
1179 break;
1180 }
1181
1182 enhancement_disable();
1183
1184 switch(current_command)
1185 {
1186 case 0x00:
1187 break;
1188
1189 case 0x02:
1190 {
1191 u32 x = list_s16[2] & 0x3FF;
1192 u32 y = list_s16[3] & 0x1FF;
1193 u32 width = list_s16[4] & 0x3FF;
1194 u32 height = list_s16[5] & 0x1FF;
1195 u32 color = list[0] & 0xFFFFFF;
0b4038f8 1196 u32 i1, i2;
c1817bd9 1197
f1359c57 1198 x &= ~0xF;
1199 width = ((width + 0xF) & ~0xF);
0b4038f8 1200 if (width == 0 || height == 0)
1201 break;
f1359c57 1202
c1817bd9 1203 do_fill(psx_gpu, x, y, width, height, color);
1204
0b4038f8 1205 i1 = select_enhancement_buf_index(psx_gpu, x);
1206 i2 = select_enhancement_buf_index(psx_gpu, x + width - 1);
1207 if (i1 != i2) {
1208 sync_enhancement_buffers(x, y, width, height);
1209 break;
1210 }
1211 if (x >= psx_gpu->enhancement_buf_start[i1] + psx_gpu->saved_hres)
1212 break;
1213
7956599f 1214 psx_gpu->vram_out_ptr = select_enhancement_buf_ptr(psx_gpu, x);
c1817bd9 1215 x *= 2;
1216 y *= 2;
1217 width *= 2;
1218 height *= 2;
f1359c57 1219 render_block_fill_enh(psx_gpu, color, x, y, width, height);
c1817bd9 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 break;
1233 }
1234
1235 case 0x24 ... 0x27:
1236 {
1237 set_clut(psx_gpu, list_s16[5]);
1238 set_texture(psx_gpu, list_s16[9]);
1239 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1240
1241 get_vertex_data_xy_uv(0, 2);
1242 get_vertex_data_xy_uv(1, 6);
1243 get_vertex_data_xy_uv(2, 10);
1244
1245 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1246 break;
1247 }
1248
1249 case 0x28 ... 0x2B:
1250 {
1251 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1252
1253 get_vertex_data_xy(0, 2);
1254 get_vertex_data_xy(1, 4);
1255 get_vertex_data_xy(2, 6);
1256 get_vertex_data_xy(3, 8);
1257
1258 do_quad_enhanced(psx_gpu, vertexes, current_command);
1259 break;
1260 }
1261
1262 case 0x2C ... 0x2F:
1263 {
1264 set_clut(psx_gpu, list_s16[5]);
1265 set_texture(psx_gpu, list_s16[9]);
1266 set_triangle_color(psx_gpu, list[0] & 0xFFFFFF);
1267
1268 get_vertex_data_xy_uv(0, 2);
1269 get_vertex_data_xy_uv(1, 6);
1270 get_vertex_data_xy_uv(2, 10);
1271 get_vertex_data_xy_uv(3, 14);
1272
39db3a96 1273 uv_hack(vertexes, 4);
c1817bd9 1274 do_quad_enhanced(psx_gpu, vertexes, current_command);
1275 break;
1276 }
1277
1278 case 0x30 ... 0x33:
1279 {
1280 get_vertex_data_xy_rgb(0, 0);
1281 get_vertex_data_xy_rgb(1, 4);
1282 get_vertex_data_xy_rgb(2, 8);
1283
1284 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1285 break;
1286 }
1287
1288 case 0x34:
1289 case 0x35:
1290 case 0x36:
1291 case 0x37:
1292 {
1293 set_clut(psx_gpu, list_s16[5]);
1294 set_texture(psx_gpu, list_s16[11]);
1295
1296 get_vertex_data_xy_uv_rgb(0, 0);
1297 get_vertex_data_xy_uv_rgb(1, 6);
1298 get_vertex_data_xy_uv_rgb(2, 12);
1299
1300 do_triangle_enhanced(psx_gpu, vertexes, current_command);
1301 break;
1302 }
1303
1304 case 0x38:
1305 case 0x39:
1306 case 0x3A:
1307 case 0x3B:
1308 {
1309 get_vertex_data_xy_rgb(0, 0);
1310 get_vertex_data_xy_rgb(1, 4);
1311 get_vertex_data_xy_rgb(2, 8);
1312 get_vertex_data_xy_rgb(3, 12);
1313
1314 do_quad_enhanced(psx_gpu, vertexes, current_command);
1315 break;
1316 }
1317
1318 case 0x3C:
1319 case 0x3D:
1320 case 0x3E:
1321 case 0x3F:
1322 {
1323 set_clut(psx_gpu, list_s16[5]);
1324 set_texture(psx_gpu, list_s16[11]);
1325
1326 get_vertex_data_xy_uv_rgb(0, 0);
1327 get_vertex_data_xy_uv_rgb(1, 6);
1328 get_vertex_data_xy_uv_rgb(2, 12);
1329 get_vertex_data_xy_uv_rgb(3, 18);
1330
39db3a96 1331 uv_hack(vertexes, 4);
c1817bd9 1332 do_quad_enhanced(psx_gpu, vertexes, current_command);
1333 break;
1334 }
1335
1336 case 0x40 ... 0x47:
1337 {
1338 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1339 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1340 vertexes[1].x = list_s16[4] + psx_gpu->offset_x;
1341 vertexes[1].y = list_s16[5] + psx_gpu->offset_y;
1342
3b3dee71 1343 render_line(psx_gpu, vertexes, current_command, list[0], 0);
1344 enhancement_enable();
1345 render_line(psx_gpu, vertexes, current_command, list[0], 1);
c1817bd9 1346 break;
1347 }
1348
1349 case 0x48 ... 0x4F:
1350 {
1351 u32 num_vertexes = 1;
1352 u32 *list_position = &(list[2]);
1353 u32 xy = list[1];
1354
1355 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1356 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1357
1358 xy = *list_position;
1359 while(1)
1360 {
1361 vertexes[0] = vertexes[1];
1362
1363 vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x;
1364 vertexes[1].y = (xy >> 16) + psx_gpu->offset_y;
1365
3b3dee71 1366 enhancement_disable();
1367 render_line(psx_gpu, vertexes, current_command, list[0], 0);
1368 enhancement_enable();
1369 render_line(psx_gpu, vertexes, current_command, list[0], 1);
c1817bd9 1370
1371 list_position++;
1372 num_vertexes++;
1373
1374 if(list_position >= list_end)
804789d7 1375 {
1376 current_command = (u32)-1;
1377 goto breakloop;
1378 }
c1817bd9 1379
1380 xy = *list_position;
1381 if((xy & 0xF000F000) == 0x50005000)
1382 break;
1383 }
1384
1385 command_length += (num_vertexes - 2);
1386 break;
1387 }
1388
1389 case 0x50 ... 0x57:
1390 {
1391 vertexes[0].r = list[0] & 0xFF;
1392 vertexes[0].g = (list[0] >> 8) & 0xFF;
1393 vertexes[0].b = (list[0] >> 16) & 0xFF;
1394 vertexes[0].x = list_s16[2] + psx_gpu->offset_x;
1395 vertexes[0].y = list_s16[3] + psx_gpu->offset_y;
1396
1397 vertexes[1].r = list[2] & 0xFF;
1398 vertexes[1].g = (list[2] >> 8) & 0xFF;
1399 vertexes[1].b = (list[2] >> 16) & 0xFF;
1400 vertexes[1].x = list_s16[6] + psx_gpu->offset_x;
1401 vertexes[1].y = list_s16[7] + psx_gpu->offset_y;
1402
3b3dee71 1403 render_line(psx_gpu, vertexes, current_command, 0, 0);
1404 enhancement_enable();
1405 render_line(psx_gpu, vertexes, current_command, 0, 1);
c1817bd9 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
3b3dee71 1435 enhancement_disable();
1436 render_line(psx_gpu, vertexes, current_command, 0, 0);
1437 enhancement_enable();
1438 render_line(psx_gpu, vertexes, current_command, 0, 1);
c1817bd9 1439
1440 list_position += 2;
1441 num_vertexes++;
1442
1443 if(list_position >= list_end)
804789d7 1444 {
1445 current_command = (u32)-1;
1446 goto breakloop;
1447 }
c1817bd9 1448
1449 color = list_position[0];
1450 if((color & 0xF000F000) == 0x50005000)
1451 break;
1452 }
1453
1454 command_length += ((num_vertexes - 2) * 2);
1455 break;
1456 }
1457
1458 case 0x60 ... 0x63:
1459 {
1460 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1461 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1462 u32 width = list_s16[4] & 0x3FF;
1463 u32 height = list_s16[5] & 0x1FF;
1464
1465 render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]);
0b4038f8 1466
1467 if (check_enhanced_range(psx_gpu, x, x + width))
1468 do_sprite_enhanced(psx_gpu, x, y, 0, 0, width, height, list[0]);
c1817bd9 1469 break;
1470 }
1471
1472 case 0x64 ... 0x67:
1473 {
1474 u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1475 u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1476 u8 u = list_s16[4];
1477 u8 v = list_s16[4] >> 8;
c1817bd9 1478 u32 width = list_s16[6] & 0x3FF;
1479 u32 height = list_s16[7] & 0x1FF;
1480
1481 set_clut(psx_gpu, list_s16[5]);
1482
24c742fc 1483 render_sprite(psx_gpu, x, y, u, v, width, height,
c1817bd9 1484 current_command, list[0]);
0b4038f8 1485
1486 if (check_enhanced_range(psx_gpu, x, x + width))
1487 do_sprite_enhanced(psx_gpu, x, y, u, v, width, height, list[0]);
c1817bd9 1488 break;
1489 }
1490
1491 case 0x68:
1492 case 0x69:
1493 case 0x6A:
1494 case 0x6B:
1495 {
1496 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1497 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1498
1499 render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]);
0b4038f8 1500
1501 if (check_enhanced_range(psx_gpu, x, x + 1))
1502 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 1, 1, list[0]);
c1817bd9 1503 break;
1504 }
1505
1506 case 0x70:
1507 case 0x71:
1508 case 0x72:
1509 case 0x73:
1510 {
1511 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1512 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1513
1514 render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]);
0b4038f8 1515
1516 if (check_enhanced_range(psx_gpu, x, x + 8))
1517 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 8, 8, list[0]);
c1817bd9 1518 break;
1519 }
1520
1521 case 0x74:
1522 case 0x75:
1523 case 0x76:
1524 case 0x77:
1525 {
1526 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1527 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1528 u8 u = list_s16[4];
1529 u8 v = list_s16[4] >> 8;
c1817bd9 1530
1531 set_clut(psx_gpu, list_s16[5]);
1532
24c742fc 1533 render_sprite(psx_gpu, x, y, u, v, 8, 8,
c1817bd9 1534 current_command, list[0]);
0b4038f8 1535
1536 if (check_enhanced_range(psx_gpu, x, x + 8))
1537 do_sprite_enhanced(psx_gpu, x, y, u, v, 8, 8, list[0]);
c1817bd9 1538 break;
1539 }
1540
1541 case 0x78:
1542 case 0x79:
1543 case 0x7A:
1544 case 0x7B:
1545 {
1546 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1547 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
1548
1549 render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]);
0b4038f8 1550
1551 if (check_enhanced_range(psx_gpu, x, x + 16))
1552 do_sprite_enhanced(psx_gpu, x, y, 0, 0, 16, 16, list[0]);
c1817bd9 1553 break;
1554 }
1555
1556 case 0x7C:
1557 case 0x7D:
1558 case 0x7E:
1559 case 0x7F:
1560 {
1561 s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x);
1562 s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y);
24c742fc 1563 u8 u = list_s16[4];
1564 u8 v = list_s16[4] >> 8;
c1817bd9 1565
1566 set_clut(psx_gpu, list_s16[5]);
1567
24c742fc 1568 render_sprite(psx_gpu, x, y, u, v, 16, 16, current_command, list[0]);
0b4038f8 1569
1570 if (check_enhanced_range(psx_gpu, x, x + 16))
1571 do_sprite_enhanced(psx_gpu, x, y, u, v, 16, 16, list[0]);
c1817bd9 1572 break;
1573 }
1574
1575 case 0x80: // vid -> vid
50f9355a 1576 {
1577 u32 sx = list_s16[2] & 0x3FF;
1578 u32 sy = list_s16[3] & 0x1FF;
1579 u32 dx = list_s16[4] & 0x3FF;
1580 u32 dy = list_s16[5] & 0x1FF;
1581 u32 w = ((list_s16[6] - 1) & 0x3FF) + 1;
1582 u32 h = ((list_s16[7] - 1) & 0x1FF) + 1;
06bc35c8 1583
1584 if (sx == dx && sy == dy && psx_gpu->mask_msb == 0)
1585 break;
50f9355a 1586
1587 render_block_move(psx_gpu, sx, sy, dx, dy, w, h);
0b4038f8 1588 sync_enhancement_buffers(dx, dy, w, h);
c1817bd9 1589 break;
50f9355a 1590 }
c1817bd9 1591
c1817bd9 1592 case 0xA0: // sys -> vid
1593 case 0xC0: // vid -> sys
1594 goto breakloop;
c1817bd9 1595
1596 case 0xE1:
f3492649 1597 set_texture(psx_gpu, list[0]);
c1817bd9 1598
1599 if(list[0] & (1 << 9))
1600 psx_gpu->render_state_base |= RENDER_STATE_DITHER;
1601 else
1602 psx_gpu->render_state_base &= ~RENDER_STATE_DITHER;
1603
1604 psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1;
1605 SET_Ex(1, list[0]);
1606 break;
1607
1608 case 0xE2:
1609 {
1610 // TODO: Clean
1611 u32 texture_window_settings = list[0];
1612 u32 tmp, x, y, w, h;
1613
1614 if(texture_window_settings != psx_gpu->texture_window_settings)
1615 {
1616 tmp = (texture_window_settings & 0x1F) | 0x20;
1617 for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1);
1618
1619 tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20;
1620 for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1);
1621
1622 tmp = 32 - (w >> 3);
1623 x = ((texture_window_settings >> 10) & tmp) << 3;
1624
1625 tmp = 32 - (h >> 3);
1626 y = ((texture_window_settings >> 15) & tmp) << 3;
1627
1628 flush_render_block_buffer(psx_gpu);
1629
1630 psx_gpu->texture_window_settings = texture_window_settings;
1631 psx_gpu->texture_window_x = x;
1632 psx_gpu->texture_window_y = y;
1633 psx_gpu->texture_mask_width = w - 1;
1634 psx_gpu->texture_mask_height = h - 1;
1635
1636 update_texture_ptr(psx_gpu);
1637 }
1638 SET_Ex(2, list[0]);
1639 break;
1640 }
1641
1642 case 0xE3:
7956599f 1643 {
77e34391 1644 s16 viewport_start_x = list[0] & 0x3FF;
1645 s16 viewport_start_y = (list[0] >> 10) & 0x1FF;
a084eccd 1646 u32 w;
1647 s32 d;
7956599f 1648
77e34391 1649 if(viewport_start_x == psx_gpu->viewport_start_x &&
1650 viewport_start_y == psx_gpu->viewport_start_y)
1651 {
1652 break;
1653 }
1654 psx_gpu->viewport_start_x = viewport_start_x;
1655 psx_gpu->viewport_start_y = viewport_start_y;
1656 psx_gpu->saved_viewport_start_x = viewport_start_x;
1657 psx_gpu->saved_viewport_start_y = viewport_start_y;
1658
a084eccd 1659 w = (u32)psx_gpu->viewport_end_x - (u32)viewport_start_x + 1;
0b4038f8 1660 d = psx_gpu->saved_hres - w;
a084eccd 1661 if(-16 <= d && d <= 16)
7956599f 1662 {
77e34391 1663 update_enhancement_buf_table_from_x(psx_gpu,
a084eccd 1664 viewport_start_x, w);
7956599f 1665 }
e929dec5 1666 select_enhancement_buf(psx_gpu);
c1817bd9 1667
1668#ifdef TEXTURE_CACHE_4BPP
1669 psx_gpu->viewport_mask =
1670 texture_region_mask(psx_gpu->viewport_start_x,
1671 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1672 psx_gpu->viewport_end_y);
1673#endif
1674 SET_Ex(3, list[0]);
1675 break;
7956599f 1676 }
1677
c1817bd9 1678 case 0xE4:
77e34391 1679 {
1680 s16 viewport_end_x = list[0] & 0x3FF;
1681 s16 viewport_end_y = (list[0] >> 10) & 0x1FF;
a084eccd 1682 u32 w;
1683 s32 d;
77e34391 1684
1685 if(viewport_end_x == psx_gpu->viewport_end_x &&
1686 viewport_end_y == psx_gpu->viewport_end_y)
1687 {
1688 break;
1689 }
1690
1691 psx_gpu->viewport_end_x = viewport_end_x;
1692 psx_gpu->viewport_end_y = viewport_end_y;
1693 psx_gpu->saved_viewport_end_x = viewport_end_x;
1694 psx_gpu->saved_viewport_end_y = viewport_end_y;
1695
a084eccd 1696 w = (u32)viewport_end_x - (u32)psx_gpu->viewport_start_x + 1;
0b4038f8 1697 d = psx_gpu->saved_hres - w;
a084eccd 1698 if(-16 <= d && d <= 16)
77e34391 1699 {
1700 update_enhancement_buf_table_from_x(psx_gpu,
a084eccd 1701 psx_gpu->viewport_start_x, w);
77e34391 1702 }
1703 select_enhancement_buf(psx_gpu);
c1817bd9 1704
1705#ifdef TEXTURE_CACHE_4BPP
1706 psx_gpu->viewport_mask =
1707 texture_region_mask(psx_gpu->viewport_start_x,
1708 psx_gpu->viewport_start_y, psx_gpu->viewport_end_x,
1709 psx_gpu->viewport_end_y);
1710#endif
1711 SET_Ex(4, list[0]);
1712 break;
77e34391 1713 }
c1817bd9 1714
1715 case 0xE5:
1716 {
1717 s32 offset_x = list[0] << 21;
1718 s32 offset_y = list[0] << 10;
1719 psx_gpu->offset_x = offset_x >> 21;
1720 psx_gpu->offset_y = offset_y >> 21;
1721
1722 SET_Ex(5, list[0]);
1723 break;
1724 }
1725
1726 case 0xE6:
1727 {
1728 u32 mask_settings = list[0];
1729 u16 mask_msb = mask_settings << 15;
1730
1731 if(list[0] & 0x2)
1732 psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE;
1733 else
1734 psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE;
1735
1736 if(mask_msb != psx_gpu->mask_msb)
1737 {
1738 flush_render_block_buffer(psx_gpu);
1739 psx_gpu->mask_msb = mask_msb;
1740 }
1741
1742 SET_Ex(6, list[0]);
1743 break;
1744 }
1745
1746 default:
1747 break;
1748 }
1749 }
1750
fc6cef7d 1751 enhancement_disable();
1752
c1817bd9 1753breakloop:
c1817bd9 1754 if (last_command != NULL)
1755 *last_command = current_command;
1756 return list - list_start;
1757}
1758
fc6cef7d 1759#endif /* PCSX */
1760
b0d96051 1761// vim:ts=2:shiftwidth=2:expandtab
ARM optimized PCSX fork