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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 | ||
19 | const u8 command_lengths[256] = | |
20 | { | |
21 | 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00 | |
22 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 10 | |
23 | 3, 3, 3, 3, 6, 6, 6, 6, 4, 4, 4, 4, 8, 8, 8, 8, // 20 | |
24 | 5, 5, 5, 5, 8, 8, 8, 8, 7, 7, 7, 7, 11, 11, 11, 11, // 30 | |
25 | 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, // 40 | |
26 | 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, // 50 | |
27 | 2, 2, 2, 2, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, // 60 | |
28 | 1, 1, 1, 1, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 2, 2, // 70 | |
29 | 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 80 | |
30 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 90 | |
31 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // a0 | |
32 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // b0 | |
33 | 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // c0 | |
34 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // d0 | |
35 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // e0 | |
36 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 // f0 | |
37 | }; | |
38 | ||
39 | void update_texture_ptr(psx_gpu_struct *psx_gpu) | |
40 | { | |
41 | u8 *texture_ptr; | |
42 | ||
43 | switch((psx_gpu->render_state_base >> 8) & 0x3) | |
44 | { | |
45 | default: | |
46 | case TEXTURE_MODE_4BPP: | |
47 | #ifdef TEXTURE_CACHE_4BPP | |
48 | texture_ptr = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page]; | |
49 | texture_ptr += psx_gpu->texture_window_x & 0xF; | |
50 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; | |
51 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
52 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
53 | #else | |
54 | texture_ptr = (u8 *)(psx_gpu->vram_ptr); | |
55 | texture_ptr += (psx_gpu->current_texture_page & 0xF) * 128; | |
56 | texture_ptr += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; | |
57 | texture_ptr += psx_gpu->texture_window_x / 2; | |
58 | texture_ptr += (psx_gpu->texture_window_y) * 2048; | |
59 | #endif | |
60 | break; | |
61 | ||
62 | case TEXTURE_MODE_8BPP: | |
63 | #ifdef TEXTURE_CACHE_8BPP | |
64 | if(psx_gpu->current_texture_page & 0x1) | |
65 | { | |
66 | texture_ptr = | |
67 | psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1]; | |
68 | } | |
69 | else | |
70 | { | |
71 | texture_ptr = | |
72 | psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1]; | |
73 | } | |
74 | ||
75 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; | |
76 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
77 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
78 | #else | |
79 | texture_ptr = (u8 *)(psx_gpu->vram_ptr); | |
80 | texture_ptr += (psx_gpu->current_texture_page & 0xF) * 128; | |
81 | texture_ptr += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; | |
82 | texture_ptr += psx_gpu->texture_window_x; | |
83 | texture_ptr += (psx_gpu->texture_window_y) * 2048; | |
84 | #endif | |
85 | break; | |
86 | ||
87 | case TEXTURE_MODE_16BPP: | |
88 | texture_ptr = (u8 *)(psx_gpu->vram_ptr); | |
89 | texture_ptr += (psx_gpu->current_texture_page & 0xF) * 128; | |
90 | texture_ptr += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; | |
91 | texture_ptr += psx_gpu->texture_window_x * 2; | |
92 | texture_ptr += (psx_gpu->texture_window_y) * 2048; | |
93 | break; | |
94 | } | |
95 | ||
96 | psx_gpu->texture_page_ptr = texture_ptr; | |
97 | } | |
98 | ||
99 | void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings) | |
100 | { | |
101 | if(psx_gpu->texture_settings != texture_settings) | |
102 | { | |
103 | u32 new_texture_page = texture_settings & 0x1F; | |
104 | u32 texture_mode = (texture_settings >> 7) & 0x3; | |
105 | u32 render_state_base = psx_gpu->render_state_base; | |
106 | ||
107 | if(psx_gpu->current_texture_page != new_texture_page) | |
108 | flush_render_block_buffer(psx_gpu); | |
109 | ||
110 | render_state_base &= ~(0xF << 6); | |
111 | render_state_base |= ((texture_settings >> 5) & 0xF) << 6; | |
112 | ||
113 | psx_gpu->render_state_base = render_state_base; | |
114 | ||
115 | psx_gpu->current_texture_mask = 0x1 << new_texture_page; | |
116 | ||
117 | if(texture_mode == TEXTURE_MODE_8BPP) | |
118 | { | |
119 | // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it | |
120 | // wraps back around to the left edge. | |
121 | u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10); | |
122 | psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page; | |
123 | ||
124 | if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1) | |
125 | { | |
126 | u32 dirty_textures_8bpp_alternate_mask = | |
127 | psx_gpu->dirty_textures_8bpp_alternate_mask; | |
128 | psx_gpu->dirty_textures_8bpp_alternate_mask = | |
129 | psx_gpu->dirty_textures_8bpp_mask; | |
130 | psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask; | |
131 | } | |
132 | ||
133 | psx_gpu->last_8bpp_texture_page = new_texture_page; | |
134 | } | |
135 | ||
136 | psx_gpu->current_texture_page = new_texture_page; | |
137 | psx_gpu->texture_settings = texture_settings; | |
138 | ||
139 | update_texture_ptr(psx_gpu); | |
140 | } | |
141 | } | |
142 | ||
143 | void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings) | |
144 | { | |
145 | if(psx_gpu->clut_settings != clut_settings) | |
146 | { | |
147 | flush_render_block_buffer(psx_gpu); | |
148 | psx_gpu->clut_settings = clut_settings; | |
149 | psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16); | |
150 | } | |
151 | } | |
152 | ||
153 | void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color) | |
154 | { | |
155 | if(psx_gpu->triangle_color != triangle_color) | |
156 | { | |
157 | flush_render_block_buffer(psx_gpu); | |
158 | psx_gpu->triangle_color = triangle_color; | |
159 | } | |
160 | } | |
161 | ||
162 | #define sign_extend_12bit(value) \ | |
163 | (((s32)((value) << 20)) >> 20) \ | |
164 | ||
165 | #define get_vertex_data_xy(vertex_number, offset16) \ | |
166 | vertexes[vertex_number].x = \ | |
167 | sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \ | |
168 | vertexes[vertex_number].y = \ | |
169 | sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \ | |
170 | ||
171 | #define get_vertex_data_uv(vertex_number, offset16) \ | |
172 | vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \ | |
173 | vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \ | |
174 | ||
175 | #define get_vertex_data_rgb(vertex_number, offset32) \ | |
176 | vertexes[vertex_number].r = list[offset32] & 0xFF; \ | |
177 | vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \ | |
178 | vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \ | |
179 | ||
180 | #define get_vertex_data_xy_uv(vertex_number, offset16) \ | |
181 | get_vertex_data_xy(vertex_number, offset16); \ | |
182 | get_vertex_data_uv(vertex_number, (offset16) + 2) \ | |
183 | ||
184 | #define get_vertex_data_xy_rgb(vertex_number, offset16) \ | |
185 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
186 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
187 | ||
188 | #define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \ | |
189 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
190 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
191 | get_vertex_data_uv(vertex_number, (offset16) + 4); \ | |
192 | ||
193 | #define set_vertex_color_constant(vertex_number, color) \ | |
194 | vertexes[vertex_number].r = color & 0xFF; \ | |
195 | vertexes[vertex_number].g = (color >> 8) & 0xFF; \ | |
196 | vertexes[vertex_number].b = (color >> 16) & 0xFF \ | |
197 | ||
198 | #define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \ | |
199 | get_vertex_data_xy(vertex_number, offset16); \ | |
200 | set_vertex_color_constant(vertex_number, color) \ | |
201 | ||
202 | vertex_struct vertexes[4] __attribute__((aligned(32))); | |
203 | ||
204 | void gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size) | |
205 | { | |
206 | u32 current_command, command_length; | |
207 | ||
208 | u32 *list_end = list + (size / 4); | |
209 | ||
210 | for(; list < list_end; list += 1 + command_length) | |
211 | { | |
212 | s16 *list_s16 = (void *)list; | |
213 | current_command = *list >> 24; | |
214 | command_length = command_lengths[current_command]; | |
215 | ||
216 | switch(current_command) | |
217 | { | |
218 | case 0x00: | |
219 | break; | |
220 | ||
221 | case 0x02: | |
222 | render_block_fill(psx_gpu, list[0] & 0xFFFFFF, list_s16[2], list_s16[3], | |
223 | list_s16[4] & 0x3FF, list_s16[5] & 0x3FF); | |
224 | break; | |
225 | ||
226 | case 0x20 ... 0x23: | |
227 | { | |
228 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
229 | ||
230 | get_vertex_data_xy(0, 2); | |
231 | get_vertex_data_xy(1, 4); | |
232 | get_vertex_data_xy(2, 6); | |
233 | ||
234 | render_triangle(psx_gpu, vertexes, current_command); | |
235 | break; | |
236 | } | |
237 | ||
238 | case 0x24 ... 0x27: | |
239 | { | |
240 | set_clut(psx_gpu, list_s16[5]); | |
241 | set_texture(psx_gpu, list_s16[9]); | |
242 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
243 | ||
244 | get_vertex_data_xy_uv(0, 2); | |
245 | get_vertex_data_xy_uv(1, 6); | |
246 | get_vertex_data_xy_uv(2, 10); | |
247 | ||
248 | render_triangle(psx_gpu, vertexes, current_command); | |
249 | break; | |
250 | } | |
251 | ||
252 | case 0x28 ... 0x2B: | |
253 | { | |
254 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
255 | ||
256 | get_vertex_data_xy(0, 2); | |
257 | get_vertex_data_xy(1, 4); | |
258 | get_vertex_data_xy(2, 6); | |
259 | get_vertex_data_xy(3, 8); | |
260 | ||
261 | render_triangle(psx_gpu, vertexes, current_command); | |
262 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
263 | break; | |
264 | } | |
265 | ||
266 | case 0x2C ... 0x2F: | |
267 | { | |
268 | set_clut(psx_gpu, list_s16[5]); | |
269 | set_texture(psx_gpu, list_s16[9]); | |
270 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
271 | ||
272 | get_vertex_data_xy_uv(0, 2); | |
273 | get_vertex_data_xy_uv(1, 6); | |
274 | get_vertex_data_xy_uv(2, 10); | |
275 | get_vertex_data_xy_uv(3, 14); | |
276 | ||
277 | render_triangle(psx_gpu, vertexes, current_command); | |
278 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
279 | break; | |
280 | } | |
281 | ||
282 | case 0x30 ... 0x33: | |
283 | { | |
284 | get_vertex_data_xy_rgb(0, 0); | |
285 | get_vertex_data_xy_rgb(1, 4); | |
286 | get_vertex_data_xy_rgb(2, 8); | |
287 | ||
288 | render_triangle(psx_gpu, vertexes, current_command); | |
289 | break; | |
290 | } | |
291 | ||
292 | case 0x34: | |
293 | case 0x35: | |
294 | case 0x36: | |
295 | case 0x37: | |
296 | { | |
297 | set_clut(psx_gpu, list_s16[5]); | |
298 | set_texture(psx_gpu, list_s16[11]); | |
299 | ||
300 | get_vertex_data_xy_uv_rgb(0, 0); | |
301 | get_vertex_data_xy_uv_rgb(1, 6); | |
302 | get_vertex_data_xy_uv_rgb(2, 12); | |
303 | ||
304 | render_triangle(psx_gpu, vertexes, current_command); | |
305 | break; | |
306 | } | |
307 | ||
308 | case 0x38: | |
309 | case 0x39: | |
310 | case 0x3A: | |
311 | case 0x3B: | |
312 | { | |
313 | get_vertex_data_xy_rgb(0, 0); | |
314 | get_vertex_data_xy_rgb(1, 4); | |
315 | get_vertex_data_xy_rgb(2, 8); | |
316 | get_vertex_data_xy_rgb(3, 12); | |
317 | ||
318 | render_triangle(psx_gpu, vertexes, current_command); | |
319 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
320 | break; | |
321 | } | |
322 | ||
323 | case 0x3C: | |
324 | case 0x3D: | |
325 | case 0x3E: | |
326 | case 0x3F: | |
327 | { | |
328 | set_clut(psx_gpu, list_s16[5]); | |
329 | set_texture(psx_gpu, list_s16[11]); | |
330 | ||
331 | get_vertex_data_xy_uv_rgb(0, 0); | |
332 | get_vertex_data_xy_uv_rgb(1, 6); | |
333 | get_vertex_data_xy_uv_rgb(2, 12); | |
334 | get_vertex_data_xy_uv_rgb(3, 18); | |
335 | ||
336 | render_triangle(psx_gpu, vertexes, current_command); | |
337 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
338 | break; | |
339 | } | |
340 | ||
341 | case 0x40 ... 0x47: | |
342 | { | |
343 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
344 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
345 | vertexes[1].x = list_s16[4] + psx_gpu->offset_x; | |
346 | vertexes[1].y = list_s16[5] + psx_gpu->offset_y; | |
347 | ||
348 | render_line(psx_gpu, vertexes, current_command, list[0]); | |
349 | break; | |
350 | } | |
351 | ||
352 | case 0x48 ... 0x4F: | |
353 | { | |
354 | u32 num_vertexes = 1; | |
355 | u32 *list_position = &(list[2]); | |
356 | u32 xy = list[1]; | |
357 | ||
358 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
359 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
360 | ||
361 | while(1) | |
362 | { | |
363 | xy = *list_position; | |
364 | if(xy == 0x55555555) | |
365 | break; | |
366 | ||
367 | vertexes[0] = vertexes[1]; | |
368 | ||
369 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
370 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
371 | ||
372 | list_position++; | |
373 | num_vertexes++; | |
374 | ||
375 | render_line(psx_gpu, vertexes, current_command, list[0]); | |
376 | } | |
377 | ||
378 | if(num_vertexes > 2) | |
379 | command_length += (num_vertexes - 2); | |
380 | ||
381 | break; | |
382 | } | |
383 | ||
384 | case 0x50 ... 0x57: | |
385 | { | |
386 | vertexes[0].r = list[0] & 0xFF; | |
387 | vertexes[0].g = (list[0] >> 8) & 0xFF; | |
388 | vertexes[0].b = (list[0] >> 16) & 0xFF; | |
389 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
390 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
391 | ||
392 | vertexes[1].r = list[2] & 0xFF; | |
393 | vertexes[1].g = (list[2] >> 8) & 0xFF; | |
394 | vertexes[1].b = (list[2] >> 16) & 0xFF; | |
395 | vertexes[1].x = list_s16[6] + psx_gpu->offset_x; | |
396 | vertexes[1].y = list_s16[7] + psx_gpu->offset_y; | |
397 | ||
398 | render_line(psx_gpu, vertexes, current_command, 0); | |
399 | break; | |
400 | } | |
401 | ||
402 | case 0x58 ... 0x5F: | |
403 | { | |
404 | u32 num_vertexes = 1; | |
405 | u32 *list_position = &(list[2]); | |
406 | u32 color = list[0]; | |
407 | u32 xy = list[1]; | |
408 | ||
409 | vertexes[1].r = color & 0xFF; | |
410 | vertexes[1].g = (color >> 8) & 0xFF; | |
411 | vertexes[1].b = (color >> 16) & 0xFF; | |
412 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
413 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
414 | ||
415 | while(1) | |
416 | { | |
417 | color = list_position[0]; | |
418 | if(color == 0x55555555) | |
419 | break; | |
420 | ||
421 | xy = list_position[1]; | |
422 | ||
423 | vertexes[0] = vertexes[1]; | |
424 | ||
425 | vertexes[1].r = color & 0xFF; | |
426 | vertexes[1].g = (color >> 8) & 0xFF; | |
427 | vertexes[1].b = (color >> 16) & 0xFF; | |
428 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
429 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
430 | ||
431 | list_position += 2; | |
432 | num_vertexes++; | |
433 | ||
434 | render_line(psx_gpu, vertexes, current_command, 0); | |
435 | } | |
436 | ||
437 | if(num_vertexes > 2) | |
438 | command_length += ((num_vertexes * 2) - 2); | |
439 | ||
440 | break; | |
441 | } | |
442 | ||
443 | case 0x60 ... 0x63: | |
444 | { | |
445 | u32 x = list_s16[2] + psx_gpu->offset_x; | |
446 | u32 y = list_s16[3] + psx_gpu->offset_y; | |
447 | u32 width = list_s16[4] & 0x3FF; | |
448 | u32 height = list_s16[5] & 0x1FF; | |
449 | ||
450 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
451 | ||
452 | render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]); | |
453 | break; | |
454 | } | |
455 | ||
456 | case 0x64 ... 0x67: | |
457 | { | |
458 | u32 x = list_s16[2] + psx_gpu->offset_x; | |
459 | u32 y = list_s16[3] + psx_gpu->offset_y; | |
460 | u32 uv = list_s16[4]; | |
461 | u32 width = list_s16[6] & 0x3FF; | |
462 | u32 height = list_s16[7] & 0x1FF; | |
463 | ||
464 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
465 | set_clut(psx_gpu, list_s16[5]); | |
466 | ||
467 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height, | |
468 | current_command, list[0]); | |
469 | break; | |
470 | } | |
471 | ||
472 | case 0x68: | |
473 | case 0x69: | |
474 | case 0x6A: | |
475 | case 0x6B: | |
476 | { | |
477 | s32 x = list_s16[2] + psx_gpu->offset_x; | |
478 | s32 y = list_s16[3] + psx_gpu->offset_y; | |
479 | ||
480 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
481 | ||
482 | render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]); | |
483 | break; | |
484 | } | |
485 | ||
486 | case 0x70: | |
487 | case 0x71: | |
488 | case 0x72: | |
489 | case 0x73: | |
490 | { | |
491 | s32 x = list_s16[2] + psx_gpu->offset_x; | |
492 | s32 y = list_s16[3] + psx_gpu->offset_y; | |
493 | ||
494 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
495 | ||
496 | render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]); | |
497 | break; | |
498 | } | |
499 | ||
500 | case 0x74: | |
501 | case 0x75: | |
502 | case 0x76: | |
503 | case 0x77: | |
504 | { | |
505 | s32 x = list_s16[2] + psx_gpu->offset_x; | |
506 | s32 y = list_s16[3] + psx_gpu->offset_y; | |
507 | u32 uv = list_s16[4]; | |
508 | ||
509 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
510 | set_clut(psx_gpu, list_s16[5]); | |
511 | ||
512 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8, | |
513 | current_command, list[0]); | |
514 | break; | |
515 | } | |
516 | ||
517 | case 0x78: | |
518 | case 0x79: | |
519 | case 0x7A: | |
520 | case 0x7B: | |
521 | { | |
522 | s32 x = list_s16[2] + psx_gpu->offset_x; | |
523 | s32 y = list_s16[3] + psx_gpu->offset_y; | |
524 | ||
525 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
526 | render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]); | |
527 | break; | |
528 | } | |
529 | ||
530 | case 0x7C: | |
531 | case 0x7D: | |
532 | case 0x7E: | |
533 | case 0x7F: | |
534 | { | |
535 | s32 x = list_s16[2] + psx_gpu->offset_x; | |
536 | s32 y = list_s16[3] + psx_gpu->offset_y; | |
537 | u32 uv = list_s16[4]; | |
538 | ||
539 | psx_gpu->primitive_color = list[0] & 0xFFFFFF; | |
540 | set_clut(psx_gpu, list_s16[5]); | |
541 | ||
542 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16, | |
543 | current_command, list[0]); | |
544 | break; | |
545 | } | |
546 | ||
547 | case 0x80: // vid -> vid | |
548 | render_block_move(psx_gpu, list_s16[2] & 0x3FF, list_s16[3] & 0x1FF, | |
549 | list_s16[4] & 0x3FF, list_s16[5] & 0x1FF, list_s16[6], list_s16[7]); | |
550 | break; | |
551 | ||
552 | case 0xA0: // sys -> vid | |
553 | { | |
554 | u32 load_x = list_s16[2]; | |
555 | u32 load_y = list_s16[3]; | |
556 | u32 load_width = list_s16[4]; | |
557 | u32 load_height = list_s16[5]; | |
558 | u32 load_size = load_width * load_height; | |
559 | ||
560 | command_length += load_size / 2; | |
561 | ||
562 | render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y, | |
563 | load_width, load_height, load_width); | |
564 | break; | |
565 | } | |
566 | ||
567 | case 0xC0: // vid -> sys | |
568 | break; | |
569 | ||
570 | case 0xE1: | |
571 | set_texture(psx_gpu, list[0] & 0x1FF); | |
572 | if(list[0] & (1 << 9)) | |
573 | psx_gpu->render_state_base |= RENDER_STATE_DITHER; | |
574 | else | |
575 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; | |
576 | ||
577 | psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1; | |
578 | break; | |
579 | ||
580 | case 0xE2: | |
581 | { | |
582 | // TODO: Clean | |
583 | u32 texture_window_settings = list[0]; | |
584 | u32 tmp, x, y, w, h; | |
585 | ||
586 | if(texture_window_settings != psx_gpu->texture_window_settings) | |
587 | { | |
588 | tmp = (texture_window_settings & 0x1F) | 0x20; | |
589 | for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1); | |
590 | ||
591 | tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20; | |
592 | for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1); | |
593 | ||
594 | tmp = 32 - (w >> 3); | |
595 | x = ((texture_window_settings >> 10) & tmp) << 3; | |
596 | ||
597 | tmp = 32 - (h >> 3); | |
598 | y = ((texture_window_settings >> 15) & tmp) << 3; | |
599 | ||
600 | flush_render_block_buffer(psx_gpu); | |
601 | ||
602 | psx_gpu->texture_window_x = x; | |
603 | psx_gpu->texture_window_y = y; | |
604 | psx_gpu->texture_mask_width = w - 1; | |
605 | psx_gpu->texture_mask_height = h - 1; | |
606 | ||
607 | update_texture_ptr(psx_gpu); | |
608 | } | |
609 | break; | |
610 | } | |
611 | ||
612 | case 0xE3: | |
613 | psx_gpu->viewport_start_x = list[0] & 0x3FF; | |
614 | psx_gpu->viewport_start_y = (list[0] >> 10) & 0x1FF; | |
615 | ||
616 | #ifdef TEXTURE_CACHE_4BPP | |
617 | psx_gpu->viewport_mask = | |
618 | texture_region_mask(psx_gpu->viewport_start_x, | |
619 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
620 | psx_gpu->viewport_end_y); | |
621 | #endif | |
622 | break; | |
623 | ||
624 | case 0xE4: | |
625 | psx_gpu->viewport_end_x = list[0] & 0x3FF; | |
626 | psx_gpu->viewport_end_y = (list[0] >> 10) & 0x1FF; | |
627 | ||
628 | #ifdef TEXTURE_CACHE_4BPP | |
629 | psx_gpu->viewport_mask = | |
630 | texture_region_mask(psx_gpu->viewport_start_x, | |
631 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
632 | psx_gpu->viewport_end_y); | |
633 | #endif | |
634 | break; | |
635 | ||
636 | case 0xE5: | |
637 | { | |
638 | s32 offset_x = list[0] << 21; | |
639 | s32 offset_y = list[0] << 10; | |
640 | psx_gpu->offset_x = offset_x >> 21; | |
641 | psx_gpu->offset_y = offset_y >> 21; | |
642 | ||
643 | break; | |
644 | } | |
645 | ||
646 | case 0xE6: | |
647 | { | |
648 | u32 mask_settings = list[0]; | |
649 | u16 mask_msb = mask_settings << 15; | |
650 | ||
651 | if(list[0] & 0x2) | |
652 | psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE; | |
653 | else | |
654 | psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE; | |
655 | ||
656 | if(mask_msb != psx_gpu->mask_msb) | |
657 | { | |
658 | flush_render_block_buffer(psx_gpu); | |
659 | psx_gpu->mask_msb = mask_msb; | |
660 | } | |
661 | ||
662 | break; | |
663 | } | |
664 | ||
665 | default: | |
666 | break; | |
667 | } | |
668 | } | |
669 | } | |
670 |