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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 | { | |
3867c6ef | 41 | u8 *texture_base; |
75e28f62 E |
42 | u8 *texture_ptr; |
43 | ||
44 | switch((psx_gpu->render_state_base >> 8) & 0x3) | |
45 | { | |
46 | default: | |
47 | case TEXTURE_MODE_4BPP: | |
3867c6ef E |
48 | texture_base = psx_gpu->texture_4bpp_cache[psx_gpu->current_texture_page]; |
49 | ||
50 | texture_ptr = texture_base; | |
75e28f62 E |
51 | texture_ptr += psx_gpu->texture_window_x & 0xF; |
52 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; | |
53 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
54 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
75e28f62 E |
55 | break; |
56 | ||
57 | case TEXTURE_MODE_8BPP: | |
75e28f62 E |
58 | if(psx_gpu->current_texture_page & 0x1) |
59 | { | |
3867c6ef | 60 | texture_base = |
75e28f62 E |
61 | psx_gpu->texture_8bpp_odd_cache[psx_gpu->current_texture_page >> 1]; |
62 | } | |
63 | else | |
64 | { | |
3867c6ef | 65 | texture_base = |
75e28f62 E |
66 | psx_gpu->texture_8bpp_even_cache[psx_gpu->current_texture_page >> 1]; |
67 | } | |
68 | ||
3867c6ef E |
69 | texture_ptr = texture_base; |
70 | texture_ptr += psx_gpu->texture_window_x & 0xF; | |
75e28f62 E |
71 | texture_ptr += (psx_gpu->texture_window_y & 0xF) << 4; |
72 | texture_ptr += (psx_gpu->texture_window_x >> 4) << 8; | |
73 | texture_ptr += (psx_gpu->texture_window_y >> 4) << 12; | |
75e28f62 E |
74 | break; |
75 | ||
76 | case TEXTURE_MODE_16BPP: | |
3867c6ef E |
77 | texture_base = (u8 *)(psx_gpu->vram_ptr); |
78 | texture_base += (psx_gpu->current_texture_page & 0xF) * 128; | |
79 | texture_base += ((psx_gpu->current_texture_page >> 4) * 256) * 2048; | |
80 | ||
81 | texture_ptr = texture_base; | |
75e28f62 E |
82 | texture_ptr += psx_gpu->texture_window_x * 2; |
83 | texture_ptr += (psx_gpu->texture_window_y) * 2048; | |
84 | break; | |
85 | } | |
86 | ||
3867c6ef | 87 | psx_gpu->texture_page_base = texture_base; |
75e28f62 E |
88 | psx_gpu->texture_page_ptr = texture_ptr; |
89 | } | |
90 | ||
91 | void set_texture(psx_gpu_struct *psx_gpu, u32 texture_settings) | |
92 | { | |
93 | if(psx_gpu->texture_settings != texture_settings) | |
94 | { | |
95 | u32 new_texture_page = texture_settings & 0x1F; | |
96 | u32 texture_mode = (texture_settings >> 7) & 0x3; | |
97 | u32 render_state_base = psx_gpu->render_state_base; | |
98 | ||
b7ed0632 | 99 | flush_render_block_buffer(psx_gpu); |
75e28f62 E |
100 | |
101 | render_state_base &= ~(0xF << 6); | |
102 | render_state_base |= ((texture_settings >> 5) & 0xF) << 6; | |
103 | ||
104 | psx_gpu->render_state_base = render_state_base; | |
105 | ||
106 | psx_gpu->current_texture_mask = 0x1 << new_texture_page; | |
107 | ||
108 | if(texture_mode == TEXTURE_MODE_8BPP) | |
109 | { | |
110 | // In 8bpp mode 256x256 takes up two pages. If it's on the right edge it | |
111 | // wraps back around to the left edge. | |
112 | u32 adjacent_texture_page = ((texture_settings + 1) & 0xF) | (texture_settings & 0x10); | |
113 | psx_gpu->current_texture_mask |= 0x1 << adjacent_texture_page; | |
114 | ||
115 | if((psx_gpu->last_8bpp_texture_page ^ new_texture_page) & 0x1) | |
116 | { | |
117 | u32 dirty_textures_8bpp_alternate_mask = | |
118 | psx_gpu->dirty_textures_8bpp_alternate_mask; | |
119 | psx_gpu->dirty_textures_8bpp_alternate_mask = | |
120 | psx_gpu->dirty_textures_8bpp_mask; | |
121 | psx_gpu->dirty_textures_8bpp_mask = dirty_textures_8bpp_alternate_mask; | |
122 | } | |
123 | ||
124 | psx_gpu->last_8bpp_texture_page = new_texture_page; | |
125 | } | |
126 | ||
127 | psx_gpu->current_texture_page = new_texture_page; | |
128 | psx_gpu->texture_settings = texture_settings; | |
129 | ||
130 | update_texture_ptr(psx_gpu); | |
131 | } | |
132 | } | |
133 | ||
134 | void set_clut(psx_gpu_struct *psx_gpu, u32 clut_settings) | |
135 | { | |
136 | if(psx_gpu->clut_settings != clut_settings) | |
137 | { | |
138 | flush_render_block_buffer(psx_gpu); | |
139 | psx_gpu->clut_settings = clut_settings; | |
140 | psx_gpu->clut_ptr = psx_gpu->vram_ptr + ((clut_settings & 0x7FFF) * 16); | |
141 | } | |
142 | } | |
143 | ||
144 | void set_triangle_color(psx_gpu_struct *psx_gpu, u32 triangle_color) | |
145 | { | |
146 | if(psx_gpu->triangle_color != triangle_color) | |
147 | { | |
148 | flush_render_block_buffer(psx_gpu); | |
149 | psx_gpu->triangle_color = triangle_color; | |
150 | } | |
151 | } | |
152 | ||
153 | #define sign_extend_12bit(value) \ | |
154 | (((s32)((value) << 20)) >> 20) \ | |
155 | ||
4be044ba E |
156 | #define sign_extend_11bit(value) \ |
157 | (((s32)((value) << 21)) >> 21) \ | |
158 | ||
159 | #define sign_extend_10bit(value) \ | |
160 | (((s32)((value) << 22)) >> 22) \ | |
161 | ||
162 | ||
75e28f62 E |
163 | #define get_vertex_data_xy(vertex_number, offset16) \ |
164 | vertexes[vertex_number].x = \ | |
165 | sign_extend_12bit(list_s16[offset16]) + psx_gpu->offset_x; \ | |
166 | vertexes[vertex_number].y = \ | |
167 | sign_extend_12bit(list_s16[(offset16) + 1]) + psx_gpu->offset_y; \ | |
168 | ||
169 | #define get_vertex_data_uv(vertex_number, offset16) \ | |
170 | vertexes[vertex_number].u = list_s16[offset16] & 0xFF; \ | |
171 | vertexes[vertex_number].v = (list_s16[offset16] >> 8) & 0xFF \ | |
172 | ||
173 | #define get_vertex_data_rgb(vertex_number, offset32) \ | |
174 | vertexes[vertex_number].r = list[offset32] & 0xFF; \ | |
175 | vertexes[vertex_number].g = (list[offset32] >> 8) & 0xFF; \ | |
176 | vertexes[vertex_number].b = (list[offset32] >> 16) & 0xFF \ | |
177 | ||
178 | #define get_vertex_data_xy_uv(vertex_number, offset16) \ | |
179 | get_vertex_data_xy(vertex_number, offset16); \ | |
180 | get_vertex_data_uv(vertex_number, (offset16) + 2) \ | |
181 | ||
182 | #define get_vertex_data_xy_rgb(vertex_number, offset16) \ | |
183 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
184 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
185 | ||
186 | #define get_vertex_data_xy_uv_rgb(vertex_number, offset16) \ | |
187 | get_vertex_data_rgb(vertex_number, (offset16) / 2); \ | |
188 | get_vertex_data_xy(vertex_number, (offset16) + 2); \ | |
189 | get_vertex_data_uv(vertex_number, (offset16) + 4); \ | |
190 | ||
191 | #define set_vertex_color_constant(vertex_number, color) \ | |
192 | vertexes[vertex_number].r = color & 0xFF; \ | |
193 | vertexes[vertex_number].g = (color >> 8) & 0xFF; \ | |
194 | vertexes[vertex_number].b = (color >> 16) & 0xFF \ | |
195 | ||
196 | #define get_vertex_data_xy_rgb_constant(vertex_number, offset16, color) \ | |
197 | get_vertex_data_xy(vertex_number, offset16); \ | |
198 | set_vertex_color_constant(vertex_number, color) \ | |
199 | ||
200 | vertex_struct vertexes[4] __attribute__((aligned(32))); | |
201 | ||
202 | void gpu_parse(psx_gpu_struct *psx_gpu, u32 *list, u32 size) | |
203 | { | |
204 | u32 current_command, command_length; | |
205 | ||
206 | u32 *list_end = list + (size / 4); | |
207 | ||
208 | for(; list < list_end; list += 1 + command_length) | |
209 | { | |
210 | s16 *list_s16 = (void *)list; | |
211 | current_command = *list >> 24; | |
212 | command_length = command_lengths[current_command]; | |
87c45ad1 | 213 | |
75e28f62 E |
214 | switch(current_command) |
215 | { | |
216 | case 0x00: | |
217 | break; | |
218 | ||
219 | case 0x02: | |
87c45ad1 E |
220 | { |
221 | u32 x = list_s16[2] & 0x3FF; | |
222 | u32 y = list_s16[3] & 0x1FF; | |
223 | u32 width = list_s16[4] & 0x3FF; | |
224 | u32 height = list_s16[5] & 0x1FF; | |
225 | u32 color = list[0] & 0xFFFFFF; | |
226 | ||
227 | x &= ~0xF; | |
228 | width = ((width + 0xF) & ~0xF); | |
229 | ||
230 | if((x + width) > 1024) | |
231 | { | |
232 | u32 width_a = 1024 - x; | |
233 | u32 width_b = width - width_a; | |
234 | ||
235 | if((y + height) > 512) | |
236 | { | |
237 | u32 height_a = 512 - y; | |
238 | u32 height_b = height - height_a; | |
239 | ||
240 | render_block_fill(psx_gpu, color, x, y, width_a, height_a); | |
241 | render_block_fill(psx_gpu, color, 0, y, width_b, height_a); | |
242 | render_block_fill(psx_gpu, color, x, 0, width_a, height_b); | |
243 | render_block_fill(psx_gpu, color, 0, 0, width_b, height_b); | |
244 | } | |
245 | else | |
246 | { | |
247 | render_block_fill(psx_gpu, color, x, y, width_a, height); | |
248 | render_block_fill(psx_gpu, color, 0, y, width_b, height); | |
249 | } | |
250 | } | |
251 | else | |
252 | { | |
253 | if((y + height) > 512) | |
254 | { | |
255 | u32 height_a = 512 - y; | |
256 | u32 height_b = height - height_a; | |
257 | ||
258 | render_block_fill(psx_gpu, color, x, y, width, height_a); | |
259 | render_block_fill(psx_gpu, color, x, 0, width, height_b); | |
260 | } | |
261 | else | |
262 | { | |
263 | render_block_fill(psx_gpu, color, x, y, width, height); | |
264 | } | |
265 | } | |
75e28f62 | 266 | break; |
87c45ad1 | 267 | } |
75e28f62 E |
268 | |
269 | case 0x20 ... 0x23: | |
270 | { | |
271 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
272 | ||
273 | get_vertex_data_xy(0, 2); | |
274 | get_vertex_data_xy(1, 4); | |
275 | get_vertex_data_xy(2, 6); | |
f9248bbf | 276 | |
75e28f62 E |
277 | render_triangle(psx_gpu, vertexes, current_command); |
278 | break; | |
279 | } | |
280 | ||
281 | case 0x24 ... 0x27: | |
282 | { | |
283 | set_clut(psx_gpu, list_s16[5]); | |
284 | set_texture(psx_gpu, list_s16[9]); | |
285 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
286 | ||
287 | get_vertex_data_xy_uv(0, 2); | |
288 | get_vertex_data_xy_uv(1, 6); | |
289 | get_vertex_data_xy_uv(2, 10); | |
290 | ||
291 | render_triangle(psx_gpu, vertexes, current_command); | |
292 | break; | |
293 | } | |
294 | ||
295 | case 0x28 ... 0x2B: | |
296 | { | |
297 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
298 | ||
299 | get_vertex_data_xy(0, 2); | |
300 | get_vertex_data_xy(1, 4); | |
301 | get_vertex_data_xy(2, 6); | |
302 | get_vertex_data_xy(3, 8); | |
303 | ||
304 | render_triangle(psx_gpu, vertexes, current_command); | |
305 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
306 | break; | |
307 | } | |
308 | ||
309 | case 0x2C ... 0x2F: | |
310 | { | |
311 | set_clut(psx_gpu, list_s16[5]); | |
312 | set_texture(psx_gpu, list_s16[9]); | |
313 | set_triangle_color(psx_gpu, list[0] & 0xFFFFFF); | |
314 | ||
315 | get_vertex_data_xy_uv(0, 2); | |
316 | get_vertex_data_xy_uv(1, 6); | |
317 | get_vertex_data_xy_uv(2, 10); | |
318 | get_vertex_data_xy_uv(3, 14); | |
319 | ||
320 | render_triangle(psx_gpu, vertexes, current_command); | |
321 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
322 | break; | |
323 | } | |
324 | ||
325 | case 0x30 ... 0x33: | |
326 | { | |
327 | get_vertex_data_xy_rgb(0, 0); | |
328 | get_vertex_data_xy_rgb(1, 4); | |
329 | get_vertex_data_xy_rgb(2, 8); | |
330 | ||
331 | render_triangle(psx_gpu, vertexes, current_command); | |
332 | break; | |
333 | } | |
334 | ||
335 | case 0x34: | |
336 | case 0x35: | |
337 | case 0x36: | |
338 | case 0x37: | |
339 | { | |
340 | set_clut(psx_gpu, list_s16[5]); | |
341 | set_texture(psx_gpu, list_s16[11]); | |
342 | ||
343 | get_vertex_data_xy_uv_rgb(0, 0); | |
344 | get_vertex_data_xy_uv_rgb(1, 6); | |
345 | get_vertex_data_xy_uv_rgb(2, 12); | |
346 | ||
347 | render_triangle(psx_gpu, vertexes, current_command); | |
348 | break; | |
349 | } | |
350 | ||
351 | case 0x38: | |
352 | case 0x39: | |
353 | case 0x3A: | |
354 | case 0x3B: | |
355 | { | |
356 | get_vertex_data_xy_rgb(0, 0); | |
357 | get_vertex_data_xy_rgb(1, 4); | |
358 | get_vertex_data_xy_rgb(2, 8); | |
359 | get_vertex_data_xy_rgb(3, 12); | |
360 | ||
361 | render_triangle(psx_gpu, vertexes, current_command); | |
362 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
363 | break; | |
364 | } | |
365 | ||
366 | case 0x3C: | |
367 | case 0x3D: | |
368 | case 0x3E: | |
369 | case 0x3F: | |
370 | { | |
371 | set_clut(psx_gpu, list_s16[5]); | |
372 | set_texture(psx_gpu, list_s16[11]); | |
373 | ||
374 | get_vertex_data_xy_uv_rgb(0, 0); | |
375 | get_vertex_data_xy_uv_rgb(1, 6); | |
376 | get_vertex_data_xy_uv_rgb(2, 12); | |
377 | get_vertex_data_xy_uv_rgb(3, 18); | |
378 | ||
379 | render_triangle(psx_gpu, vertexes, current_command); | |
380 | render_triangle(psx_gpu, &(vertexes[1]), current_command); | |
381 | break; | |
382 | } | |
383 | ||
384 | case 0x40 ... 0x47: | |
385 | { | |
386 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
387 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
388 | vertexes[1].x = list_s16[4] + psx_gpu->offset_x; | |
389 | vertexes[1].y = list_s16[5] + psx_gpu->offset_y; | |
390 | ||
391 | render_line(psx_gpu, vertexes, current_command, list[0]); | |
392 | break; | |
393 | } | |
394 | ||
395 | case 0x48 ... 0x4F: | |
396 | { | |
397 | u32 num_vertexes = 1; | |
398 | u32 *list_position = &(list[2]); | |
399 | u32 xy = list[1]; | |
400 | ||
401 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
402 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
403 | ||
404 | while(1) | |
405 | { | |
406 | xy = *list_position; | |
f9248bbf E |
407 | |
408 | if((xy & 0xF000F000) == 0x50005000) | |
75e28f62 E |
409 | break; |
410 | ||
411 | vertexes[0] = vertexes[1]; | |
412 | ||
413 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
414 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
415 | ||
416 | list_position++; | |
417 | num_vertexes++; | |
418 | ||
f9248bbf E |
419 | if(list_position > list_end) |
420 | break; | |
421 | ||
75e28f62 E |
422 | render_line(psx_gpu, vertexes, current_command, list[0]); |
423 | } | |
424 | ||
425 | if(num_vertexes > 2) | |
426 | command_length += (num_vertexes - 2); | |
427 | ||
428 | break; | |
429 | } | |
430 | ||
431 | case 0x50 ... 0x57: | |
432 | { | |
433 | vertexes[0].r = list[0] & 0xFF; | |
434 | vertexes[0].g = (list[0] >> 8) & 0xFF; | |
435 | vertexes[0].b = (list[0] >> 16) & 0xFF; | |
436 | vertexes[0].x = list_s16[2] + psx_gpu->offset_x; | |
437 | vertexes[0].y = list_s16[3] + psx_gpu->offset_y; | |
438 | ||
439 | vertexes[1].r = list[2] & 0xFF; | |
440 | vertexes[1].g = (list[2] >> 8) & 0xFF; | |
441 | vertexes[1].b = (list[2] >> 16) & 0xFF; | |
442 | vertexes[1].x = list_s16[6] + psx_gpu->offset_x; | |
443 | vertexes[1].y = list_s16[7] + psx_gpu->offset_y; | |
444 | ||
445 | render_line(psx_gpu, vertexes, current_command, 0); | |
446 | break; | |
447 | } | |
448 | ||
449 | case 0x58 ... 0x5F: | |
450 | { | |
451 | u32 num_vertexes = 1; | |
452 | u32 *list_position = &(list[2]); | |
453 | u32 color = list[0]; | |
454 | u32 xy = list[1]; | |
455 | ||
456 | vertexes[1].r = color & 0xFF; | |
457 | vertexes[1].g = (color >> 8) & 0xFF; | |
458 | vertexes[1].b = (color >> 16) & 0xFF; | |
459 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
460 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
461 | ||
462 | while(1) | |
463 | { | |
464 | color = list_position[0]; | |
f9248bbf | 465 | if((color & 0xF000F000) == 0x50005000) |
75e28f62 E |
466 | break; |
467 | ||
468 | xy = list_position[1]; | |
469 | ||
470 | vertexes[0] = vertexes[1]; | |
471 | ||
472 | vertexes[1].r = color & 0xFF; | |
473 | vertexes[1].g = (color >> 8) & 0xFF; | |
474 | vertexes[1].b = (color >> 16) & 0xFF; | |
475 | vertexes[1].x = (xy & 0xFFFF) + psx_gpu->offset_x; | |
476 | vertexes[1].y = (xy >> 16) + psx_gpu->offset_y; | |
477 | ||
478 | list_position += 2; | |
479 | num_vertexes++; | |
480 | ||
f9248bbf E |
481 | if(list_position > list_end) |
482 | break; | |
483 | ||
75e28f62 E |
484 | render_line(psx_gpu, vertexes, current_command, 0); |
485 | } | |
486 | ||
487 | if(num_vertexes > 2) | |
488 | command_length += ((num_vertexes * 2) - 2); | |
489 | ||
490 | break; | |
491 | } | |
492 | ||
493 | case 0x60 ... 0x63: | |
494 | { | |
4be044ba E |
495 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
496 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 E |
497 | u32 width = list_s16[4] & 0x3FF; |
498 | u32 height = list_s16[5] & 0x1FF; | |
499 | ||
75e28f62 E |
500 | render_sprite(psx_gpu, x, y, 0, 0, width, height, current_command, list[0]); |
501 | break; | |
502 | } | |
503 | ||
504 | case 0x64 ... 0x67: | |
505 | { | |
4be044ba E |
506 | u32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
507 | u32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 E |
508 | u32 uv = list_s16[4]; |
509 | u32 width = list_s16[6] & 0x3FF; | |
510 | u32 height = list_s16[7] & 0x1FF; | |
511 | ||
75e28f62 E |
512 | set_clut(psx_gpu, list_s16[5]); |
513 | ||
514 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, width, height, | |
515 | current_command, list[0]); | |
516 | break; | |
517 | } | |
518 | ||
519 | case 0x68: | |
520 | case 0x69: | |
521 | case 0x6A: | |
522 | case 0x6B: | |
523 | { | |
4be044ba E |
524 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
525 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 | 526 | |
75e28f62 E |
527 | render_sprite(psx_gpu, x, y, 0, 0, 1, 1, current_command, list[0]); |
528 | break; | |
529 | } | |
530 | ||
531 | case 0x70: | |
532 | case 0x71: | |
533 | case 0x72: | |
534 | case 0x73: | |
535 | { | |
4be044ba E |
536 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
537 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 | 538 | |
75e28f62 E |
539 | render_sprite(psx_gpu, x, y, 0, 0, 8, 8, current_command, list[0]); |
540 | break; | |
541 | } | |
542 | ||
543 | case 0x74: | |
544 | case 0x75: | |
545 | case 0x76: | |
546 | case 0x77: | |
547 | { | |
4be044ba E |
548 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
549 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 E |
550 | u32 uv = list_s16[4]; |
551 | ||
75e28f62 E |
552 | set_clut(psx_gpu, list_s16[5]); |
553 | ||
554 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 8, 8, | |
555 | current_command, list[0]); | |
556 | break; | |
557 | } | |
558 | ||
559 | case 0x78: | |
560 | case 0x79: | |
561 | case 0x7A: | |
562 | case 0x7B: | |
563 | { | |
4be044ba E |
564 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
565 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 | 566 | |
75e28f62 E |
567 | render_sprite(psx_gpu, x, y, 0, 0, 16, 16, current_command, list[0]); |
568 | break; | |
569 | } | |
570 | ||
571 | case 0x7C: | |
572 | case 0x7D: | |
573 | case 0x7E: | |
574 | case 0x7F: | |
575 | { | |
4be044ba E |
576 | s32 x = sign_extend_11bit(list_s16[2] + psx_gpu->offset_x); |
577 | s32 y = sign_extend_11bit(list_s16[3] + psx_gpu->offset_y); | |
75e28f62 E |
578 | u32 uv = list_s16[4]; |
579 | ||
75e28f62 E |
580 | set_clut(psx_gpu, list_s16[5]); |
581 | ||
582 | render_sprite(psx_gpu, x, y, uv & 0xFF, (uv >> 8) & 0xFF, 16, 16, | |
583 | current_command, list[0]); | |
584 | break; | |
585 | } | |
586 | ||
587 | case 0x80: // vid -> vid | |
588 | render_block_move(psx_gpu, list_s16[2] & 0x3FF, list_s16[3] & 0x1FF, | |
589 | list_s16[4] & 0x3FF, list_s16[5] & 0x1FF, list_s16[6], list_s16[7]); | |
590 | break; | |
591 | ||
592 | case 0xA0: // sys -> vid | |
593 | { | |
1f88961f E |
594 | u32 load_x = list_s16[2] & 0x3FF; |
595 | u32 load_y = list_s16[3] & 0x1FF; | |
596 | u32 load_width = list_s16[4] & 0x3FF; | |
597 | u32 load_height = list_s16[5] & 0x1FF; | |
75e28f62 E |
598 | u32 load_size = load_width * load_height; |
599 | ||
600 | command_length += load_size / 2; | |
cec398c0 E |
601 | |
602 | if(load_size & 1) | |
603 | command_length++; | |
604 | ||
75e28f62 E |
605 | render_block_copy(psx_gpu, (u16 *)&(list_s16[6]), load_x, load_y, |
606 | load_width, load_height, load_width); | |
607 | break; | |
608 | } | |
609 | ||
610 | case 0xC0: // vid -> sys | |
611 | break; | |
612 | ||
613 | case 0xE1: | |
614 | set_texture(psx_gpu, list[0] & 0x1FF); | |
87c45ad1 | 615 | |
75e28f62 E |
616 | if(list[0] & (1 << 9)) |
617 | psx_gpu->render_state_base |= RENDER_STATE_DITHER; | |
618 | else | |
619 | psx_gpu->render_state_base &= ~RENDER_STATE_DITHER; | |
620 | ||
621 | psx_gpu->display_area_draw_enable = (list[0] >> 10) & 0x1; | |
622 | break; | |
623 | ||
624 | case 0xE2: | |
625 | { | |
626 | // TODO: Clean | |
627 | u32 texture_window_settings = list[0]; | |
628 | u32 tmp, x, y, w, h; | |
629 | ||
630 | if(texture_window_settings != psx_gpu->texture_window_settings) | |
631 | { | |
632 | tmp = (texture_window_settings & 0x1F) | 0x20; | |
633 | for(w = 8; (tmp & 1) == 0; tmp >>= 1, w <<= 1); | |
634 | ||
635 | tmp = ((texture_window_settings >> 5) & 0x1f) | 0x20; | |
636 | for (h = 8; (tmp & 1) == 0; tmp >>= 1, h <<= 1); | |
637 | ||
638 | tmp = 32 - (w >> 3); | |
639 | x = ((texture_window_settings >> 10) & tmp) << 3; | |
640 | ||
641 | tmp = 32 - (h >> 3); | |
642 | y = ((texture_window_settings >> 15) & tmp) << 3; | |
643 | ||
644 | flush_render_block_buffer(psx_gpu); | |
645 | ||
de35a464 | 646 | psx_gpu->texture_window_settings = texture_window_settings; |
75e28f62 E |
647 | psx_gpu->texture_window_x = x; |
648 | psx_gpu->texture_window_y = y; | |
649 | psx_gpu->texture_mask_width = w - 1; | |
650 | psx_gpu->texture_mask_height = h - 1; | |
651 | ||
652 | update_texture_ptr(psx_gpu); | |
653 | } | |
654 | break; | |
655 | } | |
656 | ||
657 | case 0xE3: | |
658 | psx_gpu->viewport_start_x = list[0] & 0x3FF; | |
659 | psx_gpu->viewport_start_y = (list[0] >> 10) & 0x1FF; | |
660 | ||
661 | #ifdef TEXTURE_CACHE_4BPP | |
662 | psx_gpu->viewport_mask = | |
663 | texture_region_mask(psx_gpu->viewport_start_x, | |
664 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
665 | psx_gpu->viewport_end_y); | |
666 | #endif | |
667 | break; | |
668 | ||
669 | case 0xE4: | |
670 | psx_gpu->viewport_end_x = list[0] & 0x3FF; | |
671 | psx_gpu->viewport_end_y = (list[0] >> 10) & 0x1FF; | |
672 | ||
673 | #ifdef TEXTURE_CACHE_4BPP | |
674 | psx_gpu->viewport_mask = | |
675 | texture_region_mask(psx_gpu->viewport_start_x, | |
676 | psx_gpu->viewport_start_y, psx_gpu->viewport_end_x, | |
677 | psx_gpu->viewport_end_y); | |
678 | #endif | |
679 | break; | |
680 | ||
681 | case 0xE5: | |
682 | { | |
683 | s32 offset_x = list[0] << 21; | |
684 | s32 offset_y = list[0] << 10; | |
685 | psx_gpu->offset_x = offset_x >> 21; | |
686 | psx_gpu->offset_y = offset_y >> 21; | |
687 | ||
688 | break; | |
689 | } | |
690 | ||
691 | case 0xE6: | |
692 | { | |
693 | u32 mask_settings = list[0]; | |
694 | u16 mask_msb = mask_settings << 15; | |
695 | ||
696 | if(list[0] & 0x2) | |
697 | psx_gpu->render_state_base |= RENDER_STATE_MASK_EVALUATE; | |
698 | else | |
699 | psx_gpu->render_state_base &= ~RENDER_STATE_MASK_EVALUATE; | |
700 | ||
701 | if(mask_msb != psx_gpu->mask_msb) | |
702 | { | |
703 | flush_render_block_buffer(psx_gpu); | |
704 | psx_gpu->mask_msb = mask_msb; | |
705 | } | |
706 | ||
707 | break; | |
708 | } | |
709 | ||
710 | default: | |
711 | break; | |
712 | } | |
713 | } | |
714 | } | |
715 |