2823a4c8 |
1 | /* gameplaySP |
2 | * |
3 | * Copyright (C) 2006 Exophase <exophase@gmail.com> |
4 | * |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public License as |
7 | * published by the Free Software Foundation; either version 2 of |
8 | * the License, or (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
18 | */ |
19 | |
20 | #include "common.h" |
21 | #include "font.h" |
22 | |
23 | #ifdef PSP_BUILD |
24 | |
25 | #include <pspctrl.h> |
26 | |
27 | #include <pspkernel.h> |
28 | #include <pspdebug.h> |
29 | #include <pspdisplay.h> |
30 | |
31 | #include <pspgu.h> |
32 | #include <psppower.h> |
33 | #include <psprtc.h> |
34 | |
35 | static float *screen_vertex = (float *)0x441FC100; |
36 | static u32 *ge_cmd = (u32 *)0x441FC000; |
37 | static u16 *psp_gu_vram_base = (u16 *)(0x44000000); |
38 | static u32 *ge_cmd_ptr = (u32 *)0x441FC000; |
39 | static u32 gecbid; |
40 | static u32 video_direct = 0; |
41 | |
42 | static u32 __attribute__((aligned(16))) display_list[32]; |
43 | |
44 | #define GBA_SCREEN_WIDTH 240 |
45 | #define GBA_SCREEN_HEIGHT 160 |
46 | |
47 | #define PSP_SCREEN_WIDTH 480 |
48 | #define PSP_SCREEN_HEIGHT 272 |
49 | #define PSP_LINE_SIZE 512 |
50 | |
51 | #define PSP_ALL_BUTTON_MASK 0xFFFF |
52 | |
53 | #define GE_CMD_FBP 0x9C |
54 | #define GE_CMD_FBW 0x9D |
55 | #define GE_CMD_TBP0 0xA0 |
56 | #define GE_CMD_TBW0 0xA8 |
57 | #define GE_CMD_TSIZE0 0xB8 |
58 | #define GE_CMD_TFLUSH 0xCB |
59 | #define GE_CMD_CLEAR 0xD3 |
60 | #define GE_CMD_VTYPE 0x12 |
61 | #define GE_CMD_BASE 0x10 |
62 | #define GE_CMD_VADDR 0x01 |
63 | #define GE_CMD_IADDR 0x02 |
64 | #define GE_CMD_PRIM 0x04 |
65 | #define GE_CMD_FINISH 0x0F |
66 | #define GE_CMD_SIGNAL 0x0C |
67 | #define GE_CMD_NOP 0x00 |
68 | |
69 | #define GE_CMD(cmd, operand) \ |
70 | *ge_cmd_ptr = (((GE_CMD_##cmd) << 24) | (operand)); \ |
71 | ge_cmd_ptr++ \ |
72 | |
73 | static u16 *screen_texture = (u16 *)(0x4000000 + (512 * 272 * 2)); |
74 | static u16 *current_screen_texture = (u16 *)(0x4000000 + (512 * 272 * 2)); |
75 | static u16 *screen_pixels = (u16 *)(0x4000000 + (512 * 272 * 2)); |
76 | static u32 screen_pitch = 240; |
77 | |
78 | static void Ge_Finish_Callback(int id, void *arg) |
79 | { |
80 | } |
81 | |
4cdfc0bc |
82 | #define get_screen_pixels() \ |
83 | screen_pixels \ |
84 | |
85 | #define get_screen_pitch() \ |
86 | screen_pitch \ |
87 | |
88 | #elif defined(WIZ_BUILD) |
89 | |
90 | static u32 screen_offset = 0; |
91 | static u16 *screen_pixels = NULL; |
92 | const u32 screen_pitch = 320; |
93 | |
2823a4c8 |
94 | #define get_screen_pixels() \ |
95 | screen_pixels \ |
96 | |
97 | #define get_screen_pitch() \ |
98 | screen_pitch \ |
99 | |
100 | #else |
101 | |
102 | #ifdef GP2X_BUILD |
4cdfc0bc |
103 | #include "SDL_gp2x.h" |
104 | SDL_Surface *hw_screen; |
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105 | #endif |
106 | SDL_Surface *screen; |
107 | const u32 video_scale = 1; |
01087863 |
108 | extern void gp2x_flush_cache(void *beginning_addr, void *end_addr, int flags); |
2823a4c8 |
109 | |
110 | #define get_screen_pixels() \ |
111 | ((u16 *)screen->pixels) \ |
112 | |
113 | #define get_screen_pitch() \ |
114 | (screen->pitch / 2) \ |
115 | |
116 | #endif |
117 | |
118 | void render_scanline_conditional_tile(u32 start, u32 end, u16 *scanline, |
119 | u32 enable_flags, u32 dispcnt, u32 bldcnt, tile_layer_render_struct |
120 | *layer_renderers); |
121 | void render_scanline_conditional_bitmap(u32 start, u32 end, u16 *scanline, |
122 | u32 enable_flags, u32 dispcnt, u32 bldcnt, bitmap_layer_render_struct |
123 | *layer_renderers); |
124 | |
125 | #define no_op \ |
126 | |
127 | // This old version is not necessary if the palette is either being converted |
128 | // transparently or the ABGR 1555 format is being used natively. The direct |
129 | // version (without conversion) is much faster. |
130 | |
131 | #define tile_lookup_palette_full(palette, source) \ |
132 | current_pixel = palette[source]; \ |
133 | convert_palette(current_pixel) \ |
134 | |
135 | #define tile_lookup_palette(palette, source) \ |
136 | current_pixel = palette[source]; \ |
137 | |
138 | |
139 | #ifdef RENDER_COLOR16_NORMAL |
140 | |
141 | #define tile_expand_base_normal(index) \ |
142 | tile_expand_base_color16(index) \ |
143 | |
144 | #else |
145 | |
146 | #define tile_expand_base_normal(index) \ |
147 | tile_lookup_palette(palette, current_pixel); \ |
148 | dest_ptr[index] = current_pixel \ |
149 | |
150 | #endif |
151 | |
152 | #define tile_expand_transparent_normal(index) \ |
153 | tile_expand_base_normal(index) \ |
154 | |
155 | #define tile_expand_copy(index) \ |
156 | dest_ptr[index] = copy_ptr[index] \ |
157 | |
158 | |
159 | #define advance_dest_ptr_base(delta) \ |
160 | dest_ptr += delta \ |
161 | |
162 | #define advance_dest_ptr_transparent(delta) \ |
163 | advance_dest_ptr_base(delta) \ |
164 | |
165 | #define advance_dest_ptr_copy(delta) \ |
166 | advance_dest_ptr_base(delta); \ |
167 | copy_ptr += delta \ |
168 | |
169 | |
170 | #define color_combine_mask_a(layer) \ |
171 | ((io_registers[REG_BLDCNT] >> layer) & 0x01) \ |
172 | |
173 | // For color blending operations, will create a mask that has in bit |
174 | // 10 if the layer is target B, and bit 9 if the layer is target A. |
175 | |
176 | #define color_combine_mask(layer) \ |
177 | (color_combine_mask_a(layer) | \ |
178 | ((io_registers[REG_BLDCNT] >> (layer + 7)) & 0x02)) << 9 \ |
179 | |
180 | // For alpha blending renderers, draw the palette index (9bpp) and |
181 | // layer bits rather than the raw RGB. For the base this should write to |
182 | // the 32bit location directly. |
183 | |
184 | #define tile_expand_base_alpha(index) \ |
185 | dest_ptr[index] = current_pixel | pixel_combine \ |
186 | |
187 | #define tile_expand_base_bg(index) \ |
188 | dest_ptr[index] = bg_combine \ |
189 | |
190 | |
191 | // For layered (transparent) writes this should shift the "stack" and write |
192 | // to the bottom. This will preserve the topmost pixel and the most recent |
193 | // one. |
194 | |
195 | #define tile_expand_transparent_alpha(index) \ |
196 | dest_ptr[index] = (dest_ptr[index] << 16) | current_pixel | pixel_combine \ |
197 | |
198 | |
199 | // OBJ should only shift if the top isn't already OBJ |
200 | #define tile_expand_transparent_alpha_obj(index) \ |
201 | dest = dest_ptr[index]; \ |
202 | if(dest & 0x00000100) \ |
203 | { \ |
204 | dest_ptr[index] = (dest & 0xFFFF0000) | current_pixel | pixel_combine; \ |
205 | } \ |
206 | else \ |
207 | { \ |
208 | dest_ptr[index] = (dest << 16) | current_pixel | pixel_combine; \ |
209 | } \ |
210 | |
211 | |
212 | // For color effects that don't need to preserve the previous layer. |
213 | // The color32 version should be used with 32bit wide dest_ptr so as to be |
214 | // compatible with alpha combine on top of it. |
215 | |
216 | #define tile_expand_base_color16(index) \ |
217 | dest_ptr[index] = current_pixel | pixel_combine \ |
218 | |
219 | #define tile_expand_transparent_color16(index) \ |
220 | tile_expand_base_color16(index) \ |
221 | |
222 | #define tile_expand_base_color32(index) \ |
223 | tile_expand_base_color16(index) \ |
224 | |
225 | #define tile_expand_transparent_color32(index) \ |
226 | tile_expand_base_color16(index) \ |
227 | |
228 | |
229 | // Operations for isolation 8bpp pixels within 32bpp pixel blocks. |
230 | |
231 | #define tile_8bpp_pixel_op_mask(op_param) \ |
232 | current_pixel = current_pixels & 0xFF \ |
233 | |
234 | #define tile_8bpp_pixel_op_shift_mask(shift) \ |
235 | current_pixel = (current_pixels >> shift) & 0xFF \ |
236 | |
237 | #define tile_8bpp_pixel_op_shift(shift) \ |
238 | current_pixel = current_pixels >> shift \ |
239 | |
240 | #define tile_8bpp_pixel_op_none(shift) \ |
241 | |
242 | // Base should always draw raw in 8bpp mode; color 0 will be drawn where |
243 | // color 0 is. |
244 | |
245 | #define tile_8bpp_draw_base_normal(index) \ |
246 | tile_expand_base_normal(index) \ |
247 | |
248 | #define tile_8bpp_draw_base_alpha(index) \ |
249 | if(current_pixel) \ |
250 | { \ |
251 | tile_expand_base_alpha(index); \ |
252 | } \ |
253 | else \ |
254 | { \ |
255 | tile_expand_base_bg(index); \ |
256 | } \ |
257 | |
258 | |
259 | #define tile_8bpp_draw_base_color16(index) \ |
260 | tile_8bpp_draw_base_alpha(index) \ |
261 | |
262 | #define tile_8bpp_draw_base_color32(index) \ |
263 | tile_8bpp_draw_base_alpha(index) \ |
264 | |
265 | |
266 | #define tile_8bpp_draw_base(index, op, op_param, alpha_op) \ |
267 | tile_8bpp_pixel_op_##op(op_param); \ |
268 | tile_8bpp_draw_base_##alpha_op(index) \ |
269 | |
270 | // Transparent (layered) writes should only replace what is there if the |
271 | // pixel is not transparent (zero) |
272 | |
273 | #define tile_8bpp_draw_transparent(index, op, op_param, alpha_op) \ |
274 | tile_8bpp_pixel_op_##op(op_param); \ |
275 | if(current_pixel) \ |
276 | { \ |
277 | tile_expand_transparent_##alpha_op(index); \ |
278 | } \ |
279 | |
280 | #define tile_8bpp_draw_copy(index, op, op_param, alpha_op) \ |
281 | tile_8bpp_pixel_op_##op(op_param); \ |
282 | if(current_pixel) \ |
283 | { \ |
284 | tile_expand_copy(index); \ |
285 | } \ |
286 | |
287 | // Get the current tile from the map in 8bpp mode |
288 | |
289 | #define get_tile_8bpp() \ |
290 | current_tile = *map_ptr; \ |
291 | tile_ptr = tile_base + ((current_tile & 0x3FF) * 64) \ |
292 | |
293 | |
294 | // Draw half of a tile in 8bpp mode, for base renderer |
295 | |
296 | #define tile_8bpp_draw_four_noflip(index, combine_op, alpha_op) \ |
297 | tile_8bpp_draw_##combine_op(index + 0, mask, 0, alpha_op); \ |
298 | tile_8bpp_draw_##combine_op(index + 1, shift_mask, 8, alpha_op); \ |
299 | tile_8bpp_draw_##combine_op(index + 2, shift_mask, 16, alpha_op); \ |
300 | tile_8bpp_draw_##combine_op(index + 3, shift, 24, alpha_op) \ |
301 | |
302 | |
303 | // Like the above, but draws the half-tile horizontally flipped |
304 | |
305 | #define tile_8bpp_draw_four_flip(index, combine_op, alpha_op) \ |
306 | tile_8bpp_draw_##combine_op(index + 3, mask, 0, alpha_op); \ |
307 | tile_8bpp_draw_##combine_op(index + 2, shift_mask, 8, alpha_op); \ |
308 | tile_8bpp_draw_##combine_op(index + 1, shift_mask, 16, alpha_op); \ |
309 | tile_8bpp_draw_##combine_op(index + 0, shift, 24, alpha_op) \ |
310 | |
311 | #define tile_8bpp_draw_four_base(index, alpha_op, flip_op) \ |
312 | tile_8bpp_draw_four_##flip_op(index, base, alpha_op) \ |
313 | |
314 | |
315 | // Draw half of a tile in 8bpp mode, for transparent renderer; as an |
316 | // optimization the entire thing is checked against zero (in transparent |
317 | // capable renders it is more likely for the pixels to be transparent than |
318 | // opaque) |
319 | |
320 | #define tile_8bpp_draw_four_transparent(index, alpha_op, flip_op) \ |
321 | if(current_pixels != 0) \ |
322 | { \ |
323 | tile_8bpp_draw_four_##flip_op(index, transparent, alpha_op); \ |
324 | } \ |
325 | |
326 | #define tile_8bpp_draw_four_copy(index, alpha_op, flip_op) \ |
327 | if(current_pixels != 0) \ |
328 | { \ |
329 | tile_8bpp_draw_four_##flip_op(index, copy, alpha_op); \ |
330 | } \ |
331 | |
332 | // Helper macro for drawing 8bpp tiles clipped against the edge of the screen |
333 | |
334 | #define partial_tile_8bpp(combine_op, alpha_op) \ |
335 | for(i = 0; i < partial_tile_run; i++) \ |
336 | { \ |
337 | tile_8bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
338 | current_pixels >>= 8; \ |
339 | advance_dest_ptr_##combine_op(1); \ |
340 | } \ |
341 | |
342 | |
343 | // Draws 8bpp tiles clipped against the left side of the screen, |
344 | // partial_tile_offset indicates how much clipped in it is, partial_tile_run |
345 | // indicates how much it should draw. |
346 | |
347 | #define partial_tile_right_noflip_8bpp(combine_op, alpha_op) \ |
348 | if(partial_tile_offset >= 4) \ |
349 | { \ |
350 | current_pixels = *((u32 *)(tile_ptr + 4)) >> \ |
351 | ((partial_tile_offset - 4) * 8); \ |
352 | partial_tile_8bpp(combine_op, alpha_op); \ |
353 | } \ |
354 | else \ |
355 | { \ |
356 | partial_tile_run -= 4; \ |
357 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 8); \ |
358 | partial_tile_8bpp(combine_op, alpha_op); \ |
359 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
360 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
361 | advance_dest_ptr_##combine_op(4); \ |
362 | } \ |
363 | |
364 | |
365 | // Draws 8bpp tiles clipped against both the left and right side of the |
366 | // screen, IE, runs of less than 8 - partial_tile_offset. |
367 | |
368 | #define partial_tile_mid_noflip_8bpp(combine_op, alpha_op) \ |
369 | if(partial_tile_offset >= 4) \ |
370 | { \ |
371 | current_pixels = *((u32 *)(tile_ptr + 4)) >> \ |
372 | ((partial_tile_offset - 4) * 8); \ |
373 | partial_tile_8bpp(combine_op, alpha_op); \ |
374 | } \ |
375 | else \ |
376 | { \ |
377 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 8); \ |
378 | if((partial_tile_offset + partial_tile_run) > 4) \ |
379 | { \ |
380 | u32 old_run = partial_tile_run; \ |
381 | partial_tile_run = 4 - partial_tile_offset; \ |
382 | partial_tile_8bpp(combine_op, alpha_op); \ |
383 | partial_tile_run = old_run - partial_tile_run; \ |
384 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
385 | partial_tile_8bpp(combine_op, alpha_op); \ |
386 | } \ |
387 | else \ |
388 | { \ |
389 | partial_tile_8bpp(combine_op, alpha_op); \ |
390 | } \ |
391 | } \ |
392 | |
393 | |
394 | // Draws 8bpp tiles clipped against the right side of the screen, |
395 | // partial_tile_run indicates how much there is to draw. |
396 | |
397 | #define partial_tile_left_noflip_8bpp(combine_op, alpha_op) \ |
398 | if(partial_tile_run >= 4) \ |
399 | { \ |
400 | current_pixels = *((u32 *)tile_ptr); \ |
401 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
402 | advance_dest_ptr_##combine_op(4); \ |
403 | tile_ptr += 4; \ |
404 | partial_tile_run -= 4; \ |
405 | } \ |
406 | \ |
407 | current_pixels = *((u32 *)(tile_ptr)); \ |
408 | partial_tile_8bpp(combine_op, alpha_op) \ |
409 | |
410 | |
411 | // Draws a non-clipped (complete) 8bpp tile. |
412 | |
413 | #define tile_noflip_8bpp(combine_op, alpha_op) \ |
414 | current_pixels = *((u32 *)tile_ptr); \ |
415 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
416 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
417 | tile_8bpp_draw_four_##combine_op(4, alpha_op, noflip) \ |
418 | |
419 | |
420 | // Like the above versions but draws flipped tiles. |
421 | |
422 | #define partial_tile_flip_8bpp(combine_op, alpha_op) \ |
423 | for(i = 0; i < partial_tile_run; i++) \ |
424 | { \ |
425 | tile_8bpp_draw_##combine_op(0, shift, 24, alpha_op); \ |
426 | current_pixels <<= 8; \ |
427 | advance_dest_ptr_##combine_op(1); \ |
428 | } \ |
429 | |
430 | #define partial_tile_right_flip_8bpp(combine_op, alpha_op) \ |
431 | if(partial_tile_offset >= 4) \ |
432 | { \ |
433 | current_pixels = *((u32 *)tile_ptr) << ((partial_tile_offset - 4) * 8); \ |
434 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
435 | } \ |
436 | else \ |
437 | { \ |
438 | partial_tile_run -= 4; \ |
439 | current_pixels = *((u32 *)(tile_ptr + 4)) << \ |
440 | ((partial_tile_offset - 4) * 8); \ |
441 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
442 | current_pixels = *((u32 *)tile_ptr); \ |
443 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
444 | advance_dest_ptr_##combine_op(4); \ |
445 | } \ |
446 | |
447 | #define partial_tile_mid_flip_8bpp(combine_op, alpha_op) \ |
448 | if(partial_tile_offset >= 4) \ |
449 | { \ |
450 | current_pixels = *((u32 *)tile_ptr) << ((partial_tile_offset - 4) * 8); \ |
451 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
452 | } \ |
453 | else \ |
454 | { \ |
455 | current_pixels = *((u32 *)(tile_ptr + 4)) << \ |
456 | ((partial_tile_offset - 4) * 8); \ |
457 | \ |
458 | if((partial_tile_offset + partial_tile_run) > 4) \ |
459 | { \ |
460 | u32 old_run = partial_tile_run; \ |
461 | partial_tile_run = 4 - partial_tile_offset; \ |
462 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
463 | partial_tile_run = old_run - partial_tile_run; \ |
464 | current_pixels = *((u32 *)(tile_ptr)); \ |
465 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
466 | } \ |
467 | else \ |
468 | { \ |
469 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
470 | } \ |
471 | } \ |
472 | |
473 | #define partial_tile_left_flip_8bpp(combine_op, alpha_op) \ |
474 | if(partial_tile_run >= 4) \ |
475 | { \ |
476 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
477 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
478 | advance_dest_ptr_##combine_op(4); \ |
479 | tile_ptr -= 4; \ |
480 | partial_tile_run -= 4; \ |
481 | } \ |
482 | \ |
483 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
484 | partial_tile_flip_8bpp(combine_op, alpha_op) \ |
485 | |
486 | #define tile_flip_8bpp(combine_op, alpha_op) \ |
487 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
488 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
489 | current_pixels = *((u32 *)tile_ptr); \ |
490 | tile_8bpp_draw_four_##combine_op(4, alpha_op, flip) \ |
491 | |
492 | |
493 | // Operations for isolating 4bpp tiles in a 32bit block |
494 | |
495 | #define tile_4bpp_pixel_op_mask(op_param) \ |
496 | current_pixel = current_pixels & 0x0F \ |
497 | |
498 | #define tile_4bpp_pixel_op_shift_mask(shift) \ |
499 | current_pixel = (current_pixels >> shift) & 0x0F \ |
500 | |
501 | #define tile_4bpp_pixel_op_shift(shift) \ |
502 | current_pixel = current_pixels >> shift \ |
503 | |
504 | #define tile_4bpp_pixel_op_none(op_param) \ |
505 | |
506 | // Draws a single 4bpp pixel as base, normal renderer; checks to see if the |
507 | // pixel is zero because if so the current palette should not be applied. |
508 | // These ifs can be replaced with a lookup table, may or may not be superior |
509 | // this way, should be benchmarked. The lookup table would be from 0-255 |
510 | // identity map except for multiples of 16, which would map to 0. |
511 | |
512 | #define tile_4bpp_draw_base_normal(index) \ |
513 | if(current_pixel) \ |
514 | { \ |
515 | current_pixel |= current_palette; \ |
516 | tile_expand_base_normal(index); \ |
517 | } \ |
518 | else \ |
519 | { \ |
520 | tile_expand_base_normal(index); \ |
521 | } \ |
522 | |
523 | |
524 | #define tile_4bpp_draw_base_alpha(index) \ |
525 | if(current_pixel) \ |
526 | { \ |
527 | current_pixel |= current_palette; \ |
528 | tile_expand_base_alpha(index); \ |
529 | } \ |
530 | else \ |
531 | { \ |
532 | tile_expand_base_bg(index); \ |
533 | } \ |
534 | |
535 | #define tile_4bpp_draw_base_color16(index) \ |
536 | tile_4bpp_draw_base_alpha(index) \ |
537 | |
538 | #define tile_4bpp_draw_base_color32(index) \ |
539 | tile_4bpp_draw_base_alpha(index) \ |
540 | |
541 | |
542 | #define tile_4bpp_draw_base(index, op, op_param, alpha_op) \ |
543 | tile_4bpp_pixel_op_##op(op_param); \ |
544 | tile_4bpp_draw_base_##alpha_op(index) \ |
545 | |
546 | |
547 | // Draws a single 4bpp pixel as layered, if not transparent. |
548 | |
549 | #define tile_4bpp_draw_transparent(index, op, op_param, alpha_op) \ |
550 | tile_4bpp_pixel_op_##op(op_param); \ |
551 | if(current_pixel) \ |
552 | { \ |
553 | current_pixel |= current_palette; \ |
554 | tile_expand_transparent_##alpha_op(index); \ |
555 | } \ |
556 | |
557 | #define tile_4bpp_draw_copy(index, op, op_param, alpha_op) \ |
558 | tile_4bpp_pixel_op_##op(op_param); \ |
559 | if(current_pixel) \ |
560 | { \ |
561 | current_pixel |= current_palette; \ |
562 | tile_expand_copy(index); \ |
563 | } \ |
564 | |
565 | |
566 | // Draws eight background pixels in transparent mode, for alpha or normal |
567 | // renderers. |
568 | |
569 | #define tile_4bpp_draw_eight_base_zero(value) \ |
570 | dest_ptr[0] = value; \ |
571 | dest_ptr[1] = value; \ |
572 | dest_ptr[2] = value; \ |
573 | dest_ptr[3] = value; \ |
574 | dest_ptr[4] = value; \ |
575 | dest_ptr[5] = value; \ |
576 | dest_ptr[6] = value; \ |
577 | dest_ptr[7] = value \ |
578 | |
579 | |
580 | // Draws eight background pixels for the alpha renderer, basically color zero |
581 | // with the background flag high. |
582 | |
583 | #define tile_4bpp_draw_eight_base_zero_alpha() \ |
584 | tile_4bpp_draw_eight_base_zero(bg_combine) \ |
585 | |
586 | #define tile_4bpp_draw_eight_base_zero_color16() \ |
587 | tile_4bpp_draw_eight_base_zero_alpha() \ |
588 | |
589 | #define tile_4bpp_draw_eight_base_zero_color32() \ |
590 | tile_4bpp_draw_eight_base_zero_alpha() \ |
591 | |
592 | |
593 | // Draws eight background pixels for the normal renderer, just a bunch of |
594 | // zeros. |
595 | |
596 | #ifdef RENDER_COLOR16_NORMAL |
597 | |
598 | #define tile_4bpp_draw_eight_base_zero_normal() \ |
599 | current_pixel = 0; \ |
600 | tile_4bpp_draw_eight_base_zero(current_pixel) \ |
601 | |
602 | #else |
603 | |
604 | #define tile_4bpp_draw_eight_base_zero_normal() \ |
605 | current_pixel = palette[0]; \ |
606 | tile_4bpp_draw_eight_base_zero(current_pixel) \ |
607 | |
608 | #endif |
609 | |
610 | |
611 | // Draws eight 4bpp pixels. |
612 | |
613 | #define tile_4bpp_draw_eight_noflip(combine_op, alpha_op) \ |
614 | tile_4bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
615 | tile_4bpp_draw_##combine_op(1, shift_mask, 4, alpha_op); \ |
616 | tile_4bpp_draw_##combine_op(2, shift_mask, 8, alpha_op); \ |
617 | tile_4bpp_draw_##combine_op(3, shift_mask, 12, alpha_op); \ |
618 | tile_4bpp_draw_##combine_op(4, shift_mask, 16, alpha_op); \ |
619 | tile_4bpp_draw_##combine_op(5, shift_mask, 20, alpha_op); \ |
620 | tile_4bpp_draw_##combine_op(6, shift_mask, 24, alpha_op); \ |
621 | tile_4bpp_draw_##combine_op(7, shift, 28, alpha_op) \ |
622 | |
623 | |
624 | // Draws eight 4bpp pixels in reverse order (for hflip). |
625 | |
626 | #define tile_4bpp_draw_eight_flip(combine_op, alpha_op) \ |
627 | tile_4bpp_draw_##combine_op(7, mask, 0, alpha_op); \ |
628 | tile_4bpp_draw_##combine_op(6, shift_mask, 4, alpha_op); \ |
629 | tile_4bpp_draw_##combine_op(5, shift_mask, 8, alpha_op); \ |
630 | tile_4bpp_draw_##combine_op(4, shift_mask, 12, alpha_op); \ |
631 | tile_4bpp_draw_##combine_op(3, shift_mask, 16, alpha_op); \ |
632 | tile_4bpp_draw_##combine_op(2, shift_mask, 20, alpha_op); \ |
633 | tile_4bpp_draw_##combine_op(1, shift_mask, 24, alpha_op); \ |
634 | tile_4bpp_draw_##combine_op(0, shift, 28, alpha_op) \ |
635 | |
636 | |
637 | // Draws eight 4bpp pixels in base mode, checks if all are zero, if so draws |
638 | // the appropriate background pixels. |
639 | |
640 | #define tile_4bpp_draw_eight_base(alpha_op, flip_op) \ |
641 | if(current_pixels != 0) \ |
642 | { \ |
643 | tile_4bpp_draw_eight_##flip_op(base, alpha_op); \ |
644 | } \ |
645 | else \ |
646 | { \ |
647 | tile_4bpp_draw_eight_base_zero_##alpha_op(); \ |
648 | } \ |
649 | |
650 | |
651 | // Draws eight 4bpp pixels in transparent (layered) mode, checks if all are |
652 | // zero and if so draws nothing. |
653 | |
654 | #define tile_4bpp_draw_eight_transparent(alpha_op, flip_op) \ |
655 | if(current_pixels != 0) \ |
656 | { \ |
657 | tile_4bpp_draw_eight_##flip_op(transparent, alpha_op); \ |
658 | } \ |
659 | |
660 | |
661 | #define tile_4bpp_draw_eight_copy(alpha_op, flip_op) \ |
662 | if(current_pixels != 0) \ |
663 | { \ |
664 | tile_4bpp_draw_eight_##flip_op(copy, alpha_op); \ |
665 | } \ |
666 | |
667 | // Gets the current tile in 4bpp mode, also getting the current palette and |
668 | // the pixel block. |
669 | |
670 | #define get_tile_4bpp() \ |
671 | current_tile = *map_ptr; \ |
672 | current_palette = (current_tile >> 12) << 4; \ |
673 | tile_ptr = tile_base + ((current_tile & 0x3FF) * 32); \ |
674 | |
675 | |
676 | // Helper macro for drawing clipped 4bpp tiles. |
677 | |
678 | #define partial_tile_4bpp(combine_op, alpha_op) \ |
679 | for(i = 0; i < partial_tile_run; i++) \ |
680 | { \ |
681 | tile_4bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
682 | current_pixels >>= 4; \ |
683 | advance_dest_ptr_##combine_op(1); \ |
684 | } \ |
685 | |
686 | |
687 | // Draws a 4bpp tile clipped against the left edge of the screen. |
688 | // partial_tile_offset is how far in it's clipped, partial_tile_run is |
689 | // how many to draw. |
690 | |
691 | #define partial_tile_right_noflip_4bpp(combine_op, alpha_op) \ |
692 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 4); \ |
693 | partial_tile_4bpp(combine_op, alpha_op) \ |
694 | |
695 | |
696 | // Draws a 4bpp tile clipped against both edges of the screen, same as right. |
697 | |
698 | #define partial_tile_mid_noflip_4bpp(combine_op, alpha_op) \ |
699 | partial_tile_right_noflip_4bpp(combine_op, alpha_op) \ |
700 | |
701 | |
702 | // Draws a 4bpp tile clipped against the right edge of the screen. |
703 | // partial_tile_offset is how many to draw. |
704 | |
705 | #define partial_tile_left_noflip_4bpp(combine_op, alpha_op) \ |
706 | current_pixels = *((u32 *)tile_ptr); \ |
707 | partial_tile_4bpp(combine_op, alpha_op) \ |
708 | |
709 | |
710 | // Draws a complete 4bpp tile row (not clipped) |
711 | #define tile_noflip_4bpp(combine_op, alpha_op) \ |
712 | current_pixels = *((u32 *)tile_ptr); \ |
713 | tile_4bpp_draw_eight_##combine_op(alpha_op, noflip) \ |
714 | |
715 | |
716 | // Like the above, but draws flipped tiles. |
717 | |
718 | #define partial_tile_flip_4bpp(combine_op, alpha_op) \ |
719 | for(i = 0; i < partial_tile_run; i++) \ |
720 | { \ |
721 | tile_4bpp_draw_##combine_op(0, shift, 28, alpha_op); \ |
722 | current_pixels <<= 4; \ |
723 | advance_dest_ptr_##combine_op(1); \ |
724 | } \ |
725 | |
726 | #define partial_tile_right_flip_4bpp(combine_op, alpha_op) \ |
727 | current_pixels = *((u32 *)tile_ptr) << (partial_tile_offset * 4); \ |
728 | partial_tile_flip_4bpp(combine_op, alpha_op) \ |
729 | |
730 | #define partial_tile_mid_flip_4bpp(combine_op, alpha_op) \ |
731 | partial_tile_right_flip_4bpp(combine_op, alpha_op) \ |
732 | |
733 | #define partial_tile_left_flip_4bpp(combine_op, alpha_op) \ |
734 | current_pixels = *((u32 *)tile_ptr); \ |
735 | partial_tile_flip_4bpp(combine_op, alpha_op) \ |
736 | |
737 | #define tile_flip_4bpp(combine_op, alpha_op) \ |
738 | current_pixels = *((u32 *)tile_ptr); \ |
739 | tile_4bpp_draw_eight_##combine_op(alpha_op, flip) \ |
740 | |
741 | |
742 | // Draws a single (partial or complete) tile from the tilemap, flipping |
743 | // as necessary. |
744 | |
745 | #define single_tile_map(tile_type, combine_op, color_depth, alpha_op) \ |
746 | get_tile_##color_depth(); \ |
747 | if(current_tile & 0x800) \ |
748 | tile_ptr += vertical_pixel_flip; \ |
749 | \ |
750 | if(current_tile & 0x400) \ |
751 | { \ |
752 | tile_type##_flip_##color_depth(combine_op, alpha_op); \ |
753 | } \ |
754 | else \ |
755 | { \ |
756 | tile_type##_noflip_##color_depth(combine_op, alpha_op); \ |
757 | } \ |
758 | |
759 | |
760 | // Draws multiple sequential tiles from the tilemap, hflips and vflips as |
761 | // necessary. |
762 | |
763 | #define multiple_tile_map(combine_op, color_depth, alpha_op) \ |
764 | for(i = 0; i < tile_run; i++) \ |
765 | { \ |
766 | single_tile_map(tile, combine_op, color_depth, alpha_op); \ |
767 | advance_dest_ptr_##combine_op(8); \ |
768 | map_ptr++; \ |
769 | } \ |
770 | |
771 | // Draws a partial tile from a tilemap clipped against the left edge of the |
772 | // screen. |
773 | |
774 | #define partial_tile_right_map(combine_op, color_depth, alpha_op) \ |
775 | single_tile_map(partial_tile_right, combine_op, color_depth, alpha_op); \ |
776 | map_ptr++ \ |
777 | |
778 | // Draws a partial tile from a tilemap clipped against both edges of the |
779 | // screen. |
780 | |
781 | #define partial_tile_mid_map(combine_op, color_depth, alpha_op) \ |
782 | single_tile_map(partial_tile_mid, combine_op, color_depth, alpha_op) \ |
783 | |
784 | // Draws a partial tile from a tilemap clipped against the right edge of the |
785 | // screen. |
786 | |
787 | #define partial_tile_left_map(combine_op, color_depth, alpha_op) \ |
788 | single_tile_map(partial_tile_left, combine_op, color_depth, alpha_op) \ |
789 | |
790 | |
791 | // Advances a non-flipped 4bpp obj to the next tile. |
792 | |
793 | #define obj_advance_noflip_4bpp() \ |
794 | tile_ptr += 32 \ |
795 | |
796 | |
797 | // Advances a non-flipped 8bpp obj to the next tile. |
798 | |
799 | #define obj_advance_noflip_8bpp() \ |
800 | tile_ptr += 64 \ |
801 | |
802 | |
803 | // Advances a flipped 4bpp obj to the next tile. |
804 | |
805 | #define obj_advance_flip_4bpp() \ |
806 | tile_ptr -= 32 \ |
807 | |
808 | |
809 | // Advances a flipped 8bpp obj to the next tile. |
810 | |
811 | #define obj_advance_flip_8bpp() \ |
812 | tile_ptr -= 64 \ |
813 | |
814 | |
815 | |
816 | // Draws multiple sequential tiles from an obj, flip_op determines if it should |
817 | // be flipped or not (set to flip or noflip) |
818 | |
819 | #define multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op) \ |
820 | for(i = 0; i < tile_run; i++) \ |
821 | { \ |
822 | tile_##flip_op##_##color_depth(combine_op, alpha_op); \ |
823 | obj_advance_##flip_op##_##color_depth(); \ |
824 | advance_dest_ptr_##combine_op(8); \ |
825 | } \ |
826 | |
827 | |
828 | // Draws an obj's tile clipped against the left side of the screen |
829 | |
830 | #define partial_tile_right_obj(combine_op, color_depth, alpha_op, flip_op) \ |
831 | partial_tile_right_##flip_op##_##color_depth(combine_op, alpha_op); \ |
832 | obj_advance_##flip_op##_##color_depth() \ |
833 | |
834 | // Draws an obj's tile clipped against both sides of the screen |
835 | |
836 | #define partial_tile_mid_obj(combine_op, color_depth, alpha_op, flip_op) \ |
837 | partial_tile_mid_##flip_op##_##color_depth(combine_op, alpha_op) \ |
838 | |
839 | // Draws an obj's tile clipped against the right side of the screen |
840 | |
841 | #define partial_tile_left_obj(combine_op, color_depth, alpha_op, flip_op) \ |
842 | partial_tile_left_##flip_op##_##color_depth(combine_op, alpha_op) \ |
843 | |
844 | |
845 | // Extra variables specific for 8bpp/4bpp tile renderers. |
846 | |
847 | #define tile_extra_variables_8bpp() \ |
848 | |
849 | #define tile_extra_variables_4bpp() \ |
850 | u32 current_palette \ |
851 | |
852 | |
853 | // Byte lengths of complete tiles and tile rows in 4bpp and 8bpp. |
854 | |
855 | #define tile_width_4bpp 4 |
856 | #define tile_size_4bpp 32 |
857 | #define tile_width_8bpp 8 |
858 | #define tile_size_8bpp 64 |
859 | |
860 | |
861 | // Render a single scanline of text tiles |
862 | |
863 | #define tile_render(color_depth, combine_op, alpha_op) \ |
864 | { \ |
865 | u32 vertical_pixel_offset = (vertical_offset % 8) * \ |
866 | tile_width_##color_depth; \ |
867 | u32 vertical_pixel_flip = \ |
868 | ((tile_size_##color_depth - tile_width_##color_depth) - \ |
869 | vertical_pixel_offset) - vertical_pixel_offset; \ |
870 | tile_extra_variables_##color_depth(); \ |
871 | u8 *tile_base = vram + (((bg_control >> 2) & 0x03) * (1024 * 16)) + \ |
872 | vertical_pixel_offset; \ |
873 | u32 pixel_run = 256 - (horizontal_offset % 256); \ |
874 | u32 current_tile; \ |
875 | \ |
876 | map_base += ((vertical_offset % 256) / 8) * 32; \ |
877 | partial_tile_offset = (horizontal_offset % 8); \ |
878 | \ |
879 | if(pixel_run >= end) \ |
880 | { \ |
881 | if(partial_tile_offset) \ |
882 | { \ |
883 | partial_tile_run = 8 - partial_tile_offset; \ |
884 | if(end < partial_tile_run) \ |
885 | { \ |
886 | partial_tile_run = end; \ |
887 | partial_tile_mid_map(combine_op, color_depth, alpha_op); \ |
888 | return; \ |
889 | } \ |
890 | else \ |
891 | { \ |
892 | end -= partial_tile_run; \ |
893 | partial_tile_right_map(combine_op, color_depth, alpha_op); \ |
894 | } \ |
895 | } \ |
896 | \ |
897 | tile_run = end / 8; \ |
898 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
899 | \ |
900 | partial_tile_run = end % 8; \ |
901 | \ |
902 | if(partial_tile_run) \ |
903 | { \ |
904 | partial_tile_left_map(combine_op, color_depth, alpha_op); \ |
905 | } \ |
906 | } \ |
907 | else \ |
908 | { \ |
909 | if(partial_tile_offset) \ |
910 | { \ |
911 | partial_tile_run = 8 - partial_tile_offset; \ |
912 | partial_tile_right_map(combine_op, color_depth, alpha_op); \ |
913 | } \ |
914 | \ |
915 | tile_run = (pixel_run - partial_tile_run) / 8; \ |
916 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
917 | map_ptr = second_ptr; \ |
918 | end -= pixel_run; \ |
919 | tile_run = end / 8; \ |
920 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
921 | \ |
922 | partial_tile_run = end % 8; \ |
923 | if(partial_tile_run) \ |
924 | { \ |
925 | partial_tile_left_map(combine_op, color_depth, alpha_op); \ |
926 | } \ |
927 | } \ |
928 | } \ |
929 | |
930 | #define render_scanline_dest_normal u16 |
931 | #define render_scanline_dest_alpha u32 |
932 | #define render_scanline_dest_alpha_obj u32 |
933 | #define render_scanline_dest_color16 u16 |
934 | #define render_scanline_dest_color32 u32 |
935 | #define render_scanline_dest_partial_alpha u32 |
936 | #define render_scanline_dest_copy_tile u16 |
937 | #define render_scanline_dest_copy_bitmap u16 |
938 | |
939 | |
940 | // If rendering a scanline that is not a target A then there's no point in |
941 | // keeping what's underneath it because it can't blend with it. |
942 | |
943 | #define render_scanline_skip_alpha(bg_type, combine_op) \ |
944 | if((pixel_combine & 0x00000200) == 0) \ |
945 | { \ |
946 | render_scanline_##bg_type##_##combine_op##_color32(layer, \ |
947 | start, end, scanline); \ |
948 | return; \ |
949 | } \ |
950 | |
951 | |
952 | #ifdef RENDER_COLOR16_NORMAL |
953 | |
954 | #define render_scanline_extra_variables_base_normal(bg_type) \ |
955 | const u32 pixel_combine = 0 \ |
956 | |
957 | #else |
958 | |
959 | #define render_scanline_extra_variables_base_normal(bg_type) \ |
960 | u16 *palette = palette_ram_converted \ |
961 | |
962 | #endif |
963 | |
964 | |
965 | #define render_scanline_extra_variables_base_alpha(bg_type) \ |
966 | u32 bg_combine = color_combine_mask(5); \ |
967 | u32 pixel_combine = color_combine_mask(layer) | (bg_combine << 16); \ |
968 | render_scanline_skip_alpha(bg_type, base) \ |
969 | |
970 | #define render_scanline_extra_variables_base_color() \ |
971 | u32 bg_combine = color_combine_mask(5); \ |
972 | u32 pixel_combine = color_combine_mask(layer) \ |
973 | |
974 | #define render_scanline_extra_variables_base_color16(bg_type) \ |
975 | render_scanline_extra_variables_base_color() \ |
976 | |
977 | #define render_scanline_extra_variables_base_color32(bg_type) \ |
978 | render_scanline_extra_variables_base_color() \ |
979 | |
980 | |
981 | #define render_scanline_extra_variables_transparent_normal(bg_type) \ |
982 | render_scanline_extra_variables_base_normal(bg_type) \ |
983 | |
984 | #define render_scanline_extra_variables_transparent_alpha(bg_type) \ |
985 | u32 pixel_combine = color_combine_mask(layer); \ |
986 | render_scanline_skip_alpha(bg_type, transparent) \ |
987 | |
988 | #define render_scanline_extra_variables_transparent_color() \ |
989 | u32 pixel_combine = color_combine_mask(layer) \ |
990 | |
991 | #define render_scanline_extra_variables_transparent_color16(bg_type) \ |
992 | render_scanline_extra_variables_transparent_color() \ |
993 | |
994 | #define render_scanline_extra_variables_transparent_color32(bg_type) \ |
995 | render_scanline_extra_variables_transparent_color() \ |
996 | |
997 | |
998 | |
999 | |
1000 | |
1001 | // Map widths and heights |
1002 | |
1003 | u32 map_widths[] = { 256, 512, 256, 512 }; |
1004 | u32 map_heights[] = { 256, 256, 512, 512 }; |
1005 | |
1006 | // Build text scanline rendering functions. |
1007 | |
1008 | #define render_scanline_text_builder(combine_op, alpha_op) \ |
1009 | void render_scanline_text_##combine_op##_##alpha_op(u32 layer, \ |
1010 | u32 start, u32 end, void *scanline) \ |
1011 | { \ |
1012 | render_scanline_extra_variables_##combine_op##_##alpha_op(text); \ |
1013 | u32 bg_control = io_registers[REG_BG0CNT + layer]; \ |
1014 | u32 map_size = (bg_control >> 14) & 0x03; \ |
1015 | u32 map_width = map_widths[map_size]; \ |
1016 | u32 map_height = map_heights[map_size]; \ |
1017 | u32 horizontal_offset = \ |
1018 | (io_registers[REG_BG0HOFS + (layer * 2)] + start) % 512; \ |
1019 | u32 vertical_offset = (io_registers[REG_VCOUNT] + \ |
1020 | io_registers[REG_BG0VOFS + (layer * 2)]) % 512; \ |
1021 | u32 current_pixel; \ |
1022 | u32 current_pixels; \ |
1023 | u32 partial_tile_run = 0; \ |
1024 | u32 partial_tile_offset; \ |
1025 | u32 tile_run; \ |
1026 | u32 i; \ |
1027 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1028 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1029 | \ |
1030 | u16 *map_base = (u16 *)(vram + ((bg_control >> 8) & 0x1F) * (1024 * 2)); \ |
1031 | u16 *map_ptr, *second_ptr; \ |
1032 | u8 *tile_ptr; \ |
1033 | \ |
1034 | end -= start; \ |
1035 | \ |
1036 | if((map_size & 0x02) && (vertical_offset >= 256)) \ |
1037 | { \ |
1038 | map_base += ((map_width / 8) * 32) + \ |
1039 | (((vertical_offset - 256) / 8) * 32); \ |
1040 | } \ |
1041 | else \ |
1042 | { \ |
1043 | map_base += (((vertical_offset % 256) / 8) * 32); \ |
1044 | } \ |
1045 | \ |
1046 | if(map_size & 0x01) \ |
1047 | { \ |
1048 | if(horizontal_offset >= 256) \ |
1049 | { \ |
1050 | horizontal_offset -= 256; \ |
1051 | map_ptr = map_base + (32 * 32) + (horizontal_offset / 8); \ |
1052 | second_ptr = map_base; \ |
1053 | } \ |
1054 | else \ |
1055 | { \ |
1056 | map_ptr = map_base + (horizontal_offset / 8); \ |
1057 | second_ptr = map_base + (32 * 32); \ |
1058 | } \ |
1059 | } \ |
1060 | else \ |
1061 | { \ |
1062 | horizontal_offset %= 256; \ |
1063 | map_ptr = map_base + (horizontal_offset / 8); \ |
1064 | second_ptr = map_base; \ |
1065 | } \ |
1066 | \ |
1067 | if(bg_control & 0x80) \ |
1068 | { \ |
1069 | tile_render(8bpp, combine_op, alpha_op); \ |
1070 | } \ |
1071 | else \ |
1072 | { \ |
1073 | tile_render(4bpp, combine_op, alpha_op); \ |
1074 | } \ |
1075 | } \ |
1076 | |
1077 | render_scanline_text_builder(base, normal); |
1078 | render_scanline_text_builder(transparent, normal); |
1079 | render_scanline_text_builder(base, color16); |
1080 | render_scanline_text_builder(transparent, color16); |
1081 | render_scanline_text_builder(base, color32); |
1082 | render_scanline_text_builder(transparent, color32); |
1083 | render_scanline_text_builder(base, alpha); |
1084 | render_scanline_text_builder(transparent, alpha); |
1085 | |
1086 | |
1087 | s32 affine_reference_x[2]; |
1088 | s32 affine_reference_y[2]; |
1089 | |
1090 | #define affine_render_bg_pixel_normal() \ |
1091 | current_pixel = palette_ram_converted[0] \ |
1092 | |
1093 | #define affine_render_bg_pixel_alpha() \ |
1094 | current_pixel = bg_combine \ |
1095 | |
1096 | #define affine_render_bg_pixel_color16() \ |
1097 | affine_render_bg_pixel_alpha() \ |
1098 | |
1099 | #define affine_render_bg_pixel_color32() \ |
1100 | affine_render_bg_pixel_alpha() \ |
1101 | |
1102 | #define affine_render_bg_pixel_base(alpha_op) \ |
1103 | affine_render_bg_pixel_##alpha_op() \ |
1104 | |
1105 | #define affine_render_bg_pixel_transparent(alpha_op) \ |
1106 | |
1107 | #define affine_render_bg_pixel_copy(alpha_op) \ |
1108 | |
1109 | #define affine_render_bg_base(alpha_op) \ |
1110 | dest_ptr[0] = current_pixel |
1111 | |
1112 | #define affine_render_bg_transparent(alpha_op) \ |
1113 | |
1114 | #define affine_render_bg_copy(alpha_op) \ |
1115 | |
1116 | #define affine_render_bg_remainder_base(alpha_op) \ |
1117 | affine_render_bg_pixel_##alpha_op(); \ |
1118 | for(; i < end; i++) \ |
1119 | { \ |
1120 | affine_render_bg_base(alpha_op); \ |
1121 | advance_dest_ptr_base(1); \ |
1122 | } \ |
1123 | |
1124 | #define affine_render_bg_remainder_transparent(alpha_op) \ |
1125 | |
1126 | #define affine_render_bg_remainder_copy(alpha_op) \ |
1127 | |
1128 | #define affine_render_next(combine_op) \ |
1129 | source_x += dx; \ |
1130 | source_y += dy; \ |
1131 | advance_dest_ptr_##combine_op(1) \ |
1132 | |
1133 | #define affine_render_scale_offset() \ |
1134 | tile_base += ((pixel_y % 8) * 8); \ |
1135 | map_base += (pixel_y / 8) << map_pitch \ |
1136 | |
1137 | #define affine_render_scale_pixel(combine_op, alpha_op) \ |
1138 | map_offset = (pixel_x / 8); \ |
1139 | if(map_offset != last_map_offset) \ |
1140 | { \ |
1141 | tile_ptr = tile_base + (map_base[map_offset] * 64); \ |
1142 | last_map_offset = map_offset; \ |
1143 | } \ |
1144 | tile_ptr = tile_base + (map_base[(pixel_x / 8)] * 64); \ |
1145 | current_pixel = tile_ptr[(pixel_x % 8)]; \ |
1146 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1147 | affine_render_next(combine_op) \ |
1148 | |
1149 | #define affine_render_scale(combine_op, alpha_op) \ |
1150 | { \ |
1151 | pixel_y = source_y >> 8; \ |
1152 | u32 i = 0; \ |
1153 | affine_render_bg_pixel_##combine_op(alpha_op); \ |
1154 | if((u32)pixel_y < (u32)width_height) \ |
1155 | { \ |
1156 | affine_render_scale_offset(); \ |
1157 | for(; i < end; i++) \ |
1158 | { \ |
1159 | pixel_x = source_x >> 8; \ |
1160 | \ |
1161 | if((u32)pixel_x < (u32)width_height) \ |
1162 | { \ |
1163 | break; \ |
1164 | } \ |
1165 | \ |
1166 | affine_render_bg_##combine_op(alpha_op); \ |
1167 | affine_render_next(combine_op); \ |
1168 | } \ |
1169 | \ |
1170 | for(; i < end; i++) \ |
1171 | { \ |
1172 | pixel_x = source_x >> 8; \ |
1173 | \ |
1174 | if((u32)pixel_x >= (u32)width_height) \ |
1175 | break; \ |
1176 | \ |
1177 | affine_render_scale_pixel(combine_op, alpha_op); \ |
1178 | } \ |
1179 | } \ |
1180 | affine_render_bg_remainder_##combine_op(alpha_op); \ |
1181 | } \ |
1182 | |
1183 | #define affine_render_scale_wrap(combine_op, alpha_op) \ |
1184 | { \ |
1185 | u32 wrap_mask = width_height - 1; \ |
1186 | pixel_y = (source_y >> 8) & wrap_mask; \ |
1187 | if((u32)pixel_y < (u32)width_height) \ |
1188 | { \ |
1189 | affine_render_scale_offset(); \ |
1190 | for(i = 0; i < end; i++) \ |
1191 | { \ |
1192 | pixel_x = (source_x >> 8) & wrap_mask; \ |
1193 | affine_render_scale_pixel(combine_op, alpha_op); \ |
1194 | } \ |
1195 | } \ |
1196 | } \ |
1197 | |
1198 | |
1199 | #define affine_render_rotate_pixel(combine_op, alpha_op) \ |
1200 | map_offset = (pixel_x / 8) + ((pixel_y / 8) << map_pitch); \ |
1201 | if(map_offset != last_map_offset) \ |
1202 | { \ |
1203 | tile_ptr = tile_base + (map_base[map_offset] * 64); \ |
1204 | last_map_offset = map_offset; \ |
1205 | } \ |
1206 | \ |
1207 | current_pixel = tile_ptr[(pixel_x % 8) + ((pixel_y % 8) * 8)]; \ |
1208 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1209 | affine_render_next(combine_op) \ |
1210 | |
1211 | #define affine_render_rotate(combine_op, alpha_op) \ |
1212 | { \ |
1213 | affine_render_bg_pixel_##combine_op(alpha_op); \ |
1214 | for(i = 0; i < end; i++) \ |
1215 | { \ |
1216 | pixel_x = source_x >> 8; \ |
1217 | pixel_y = source_y >> 8; \ |
1218 | \ |
1219 | if(((u32)pixel_x < (u32)width_height) && \ |
1220 | ((u32)pixel_y < (u32)width_height)) \ |
1221 | { \ |
1222 | break; \ |
1223 | } \ |
1224 | affine_render_bg_##combine_op(alpha_op); \ |
1225 | affine_render_next(combine_op); \ |
1226 | } \ |
1227 | \ |
1228 | for(; i < end; i++) \ |
1229 | { \ |
1230 | pixel_x = source_x >> 8; \ |
1231 | pixel_y = source_y >> 8; \ |
1232 | \ |
1233 | if(((u32)pixel_x >= (u32)width_height) || \ |
1234 | ((u32)pixel_y >= (u32)width_height)) \ |
1235 | { \ |
1236 | affine_render_bg_remainder_##combine_op(alpha_op); \ |
1237 | break; \ |
1238 | } \ |
1239 | \ |
1240 | affine_render_rotate_pixel(combine_op, alpha_op); \ |
1241 | } \ |
1242 | } \ |
1243 | |
1244 | #define affine_render_rotate_wrap(combine_op, alpha_op) \ |
1245 | { \ |
1246 | u32 wrap_mask = width_height - 1; \ |
1247 | for(i = 0; i < end; i++) \ |
1248 | { \ |
1249 | pixel_x = (source_x >> 8) & wrap_mask; \ |
1250 | pixel_y = (source_y >> 8) & wrap_mask; \ |
1251 | \ |
1252 | affine_render_rotate_pixel(combine_op, alpha_op); \ |
1253 | } \ |
1254 | } \ |
1255 | |
1256 | |
1257 | // Build affine background renderers. |
1258 | |
1259 | #define render_scanline_affine_builder(combine_op, alpha_op) \ |
1260 | void render_scanline_affine_##combine_op##_##alpha_op(u32 layer, \ |
1261 | u32 start, u32 end, void *scanline) \ |
1262 | { \ |
1263 | render_scanline_extra_variables_##combine_op##_##alpha_op(affine); \ |
1264 | u32 bg_control = io_registers[REG_BG0CNT + layer]; \ |
1265 | u32 current_pixel; \ |
1266 | s32 source_x, source_y; \ |
1267 | u32 vcount = io_registers[REG_VCOUNT]; \ |
1268 | u32 pixel_x, pixel_y; \ |
1269 | u32 layer_offset = (layer - 2) * 8; \ |
1270 | s32 dx, dy; \ |
1271 | u32 map_size = (bg_control >> 14) & 0x03; \ |
1272 | u32 width_height = 1 << (7 + map_size); \ |
1273 | u32 map_pitch = map_size + 4; \ |
1274 | u8 *map_base = vram + (((bg_control >> 8) & 0x1F) * (1024 * 2)); \ |
1275 | u8 *tile_base = vram + (((bg_control >> 2) & 0x03) * (1024 * 16)); \ |
1276 | u8 *tile_ptr; \ |
1277 | u32 map_offset, last_map_offset = (u32)-1; \ |
1278 | u32 i; \ |
1279 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1280 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1281 | \ |
1282 | dx = (s16)io_registers[REG_BG2PA + layer_offset]; \ |
1283 | dy = (s16)io_registers[REG_BG2PC + layer_offset]; \ |
1284 | source_x = affine_reference_x[layer - 2] + (start * dx); \ |
1285 | source_y = affine_reference_y[layer - 2] + (start * dy); \ |
1286 | \ |
1287 | end -= start; \ |
1288 | \ |
1289 | switch(((bg_control >> 12) & 0x02) | (dy != 0)) \ |
1290 | { \ |
1291 | case 0x00: \ |
1292 | affine_render_scale(combine_op, alpha_op); \ |
1293 | break; \ |
1294 | \ |
1295 | case 0x01: \ |
1296 | affine_render_rotate(combine_op, alpha_op); \ |
1297 | break; \ |
1298 | \ |
1299 | case 0x02: \ |
1300 | affine_render_scale_wrap(combine_op, alpha_op); \ |
1301 | break; \ |
1302 | \ |
1303 | case 0x03: \ |
1304 | affine_render_rotate_wrap(combine_op, alpha_op); \ |
1305 | break; \ |
1306 | } \ |
1307 | } \ |
1308 | |
1309 | render_scanline_affine_builder(base, normal); |
1310 | render_scanline_affine_builder(transparent, normal); |
1311 | render_scanline_affine_builder(base, color16); |
1312 | render_scanline_affine_builder(transparent, color16); |
1313 | render_scanline_affine_builder(base, color32); |
1314 | render_scanline_affine_builder(transparent, color32); |
1315 | render_scanline_affine_builder(base, alpha); |
1316 | render_scanline_affine_builder(transparent, alpha); |
1317 | |
1318 | |
1319 | #define bitmap_render_pixel_mode3(alpha_op) \ |
1320 | convert_palette(current_pixel); \ |
1321 | *dest_ptr = current_pixel \ |
1322 | |
1323 | #define bitmap_render_pixel_mode4(alpha_op) \ |
1324 | tile_expand_base_##alpha_op(0) \ |
1325 | |
1326 | #define bitmap_render_pixel_mode5(alpha_op) \ |
1327 | bitmap_render_pixel_mode3(alpha_op) \ |
1328 | |
1329 | |
1330 | #define bitmap_render_scale(type, alpha_op, width, height) \ |
1331 | pixel_y = (source_y >> 8); \ |
1332 | if((u32)pixel_y < (u32)height) \ |
1333 | { \ |
1334 | pixel_x = (source_x >> 8); \ |
1335 | src_ptr += (pixel_y * width); \ |
1336 | if(dx == 0x100) \ |
1337 | { \ |
1338 | if(pixel_x < 0) \ |
1339 | { \ |
1340 | end += pixel_x; \ |
1341 | dest_ptr -= pixel_x; \ |
1342 | pixel_x = 0; \ |
1343 | } \ |
1344 | else \ |
1345 | \ |
1346 | if(pixel_x > 0) \ |
1347 | { \ |
1348 | src_ptr += pixel_x; \ |
1349 | } \ |
1350 | \ |
1351 | if((pixel_x + end) >= width) \ |
1352 | end = (width - pixel_x); \ |
1353 | \ |
1354 | for(i = 0; (s32)i < (s32)end; i++) \ |
1355 | { \ |
1356 | current_pixel = *src_ptr; \ |
1357 | bitmap_render_pixel_##type(alpha_op); \ |
1358 | src_ptr++; \ |
1359 | dest_ptr++; \ |
1360 | } \ |
1361 | } \ |
1362 | else \ |
1363 | { \ |
1364 | if((u32)(source_y >> 8) < (u32)height) \ |
1365 | { \ |
1366 | for(i = 0; i < end; i++) \ |
1367 | { \ |
1368 | pixel_x = (source_x >> 8); \ |
1369 | \ |
1370 | if((u32)pixel_x < (u32)width) \ |
1371 | break; \ |
1372 | \ |
1373 | source_x += dx; \ |
1374 | dest_ptr++; \ |
1375 | } \ |
1376 | \ |
1377 | for(; i < end; i++) \ |
1378 | { \ |
1379 | pixel_x = (source_x >> 8); \ |
1380 | \ |
1381 | if((u32)pixel_x >= (u32)width) \ |
1382 | break; \ |
1383 | \ |
1384 | current_pixel = src_ptr[pixel_x]; \ |
1385 | bitmap_render_pixel_##type(alpha_op); \ |
1386 | \ |
1387 | source_x += dx; \ |
1388 | dest_ptr++; \ |
1389 | } \ |
1390 | } \ |
1391 | } \ |
1392 | } \ |
1393 | |
1394 | #define bitmap_render_rotate(type, alpha_op, width, height) \ |
1395 | for(i = 0; i < end; i++) \ |
1396 | { \ |
1397 | pixel_x = source_x >> 8; \ |
1398 | pixel_y = source_y >> 8; \ |
1399 | \ |
1400 | if(((u32)pixel_x < (u32)width) && ((u32)pixel_y < (u32)height)) \ |
1401 | break; \ |
1402 | \ |
1403 | source_x += dx; \ |
1404 | source_y += dy; \ |
1405 | dest_ptr++; \ |
1406 | } \ |
1407 | \ |
1408 | for(; i < end; i++) \ |
1409 | { \ |
1410 | pixel_x = (source_x >> 8); \ |
1411 | pixel_y = (source_y >> 8); \ |
1412 | \ |
1413 | if(((u32)pixel_x >= (u32)width) || ((u32)pixel_y >= (u32)height)) \ |
1414 | break; \ |
1415 | \ |
1416 | current_pixel = src_ptr[pixel_x + (pixel_y * width)]; \ |
1417 | bitmap_render_pixel_##type(alpha_op); \ |
1418 | \ |
1419 | source_x += dx; \ |
1420 | source_y += dy; \ |
1421 | dest_ptr++; \ |
1422 | } \ |
1423 | |
1424 | |
1425 | #define render_scanline_vram_setup_mode3() \ |
1426 | u16 *src_ptr = (u16 *)vram \ |
1427 | |
1428 | #define render_scanline_vram_setup_mode5() \ |
1429 | u16 *src_ptr; \ |
1430 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1431 | src_ptr = (u16 *)(vram + 0xA000); \ |
1432 | else \ |
1433 | src_ptr = (u16 *)vram \ |
1434 | |
1435 | |
1436 | #ifdef RENDER_COLOR16_NORMAL |
1437 | |
1438 | #define render_scanline_vram_setup_mode4() \ |
1439 | const u32 pixel_combine = 0; \ |
1440 | u8 *src_ptr; \ |
1441 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1442 | src_ptr = vram + 0xA000; \ |
1443 | else \ |
1444 | src_ptr = vram \ |
1445 | |
1446 | |
1447 | #else |
1448 | |
1449 | #define render_scanline_vram_setup_mode4() \ |
1450 | u16 *palette = palette_ram_converted; \ |
1451 | u8 *src_ptr; \ |
1452 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1453 | src_ptr = vram + 0xA000; \ |
1454 | else \ |
1455 | src_ptr = vram \ |
1456 | |
1457 | #endif |
1458 | |
1459 | |
1460 | |
1461 | // Build bitmap scanline rendering functions. |
1462 | |
1463 | #define render_scanline_bitmap_builder(type, alpha_op, width, height) \ |
1464 | void render_scanline_bitmap_##type##_##alpha_op(u32 start, u32 end, \ |
1465 | void *scanline) \ |
1466 | { \ |
1467 | u32 bg_control = io_registers[REG_BG2CNT]; \ |
1468 | u32 current_pixel; \ |
1469 | s32 source_x, source_y; \ |
1470 | u32 vcount = io_registers[REG_VCOUNT]; \ |
1471 | s32 pixel_x, pixel_y; \ |
1472 | \ |
1473 | s32 dx = (s16)io_registers[REG_BG2PA]; \ |
1474 | s32 dy = (s16)io_registers[REG_BG2PC]; \ |
1475 | \ |
1476 | u32 i; \ |
1477 | \ |
1478 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1479 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1480 | render_scanline_vram_setup_##type(); \ |
1481 | \ |
1482 | end -= start; \ |
1483 | \ |
1484 | source_x = affine_reference_x[0] + (start * dx); \ |
1485 | source_y = affine_reference_y[0] + (start * dy); \ |
1486 | \ |
1487 | if(dy == 0) \ |
1488 | { \ |
1489 | bitmap_render_scale(type, alpha_op, width, height); \ |
1490 | } \ |
1491 | else \ |
1492 | { \ |
1493 | bitmap_render_rotate(type, alpha_op, width, height); \ |
1494 | } \ |
1495 | } \ |
1496 | |
1497 | render_scanline_bitmap_builder(mode3, normal, 240, 160); |
1498 | render_scanline_bitmap_builder(mode4, normal, 240, 160); |
1499 | render_scanline_bitmap_builder(mode5, normal, 160, 128); |
1500 | |
1501 | |
1502 | // Fill in the renderers for a layer based on the mode type, |
1503 | |
1504 | #define tile_layer_render_functions(type) \ |
1505 | { \ |
1506 | render_scanline_##type##_base_normal, \ |
1507 | render_scanline_##type##_transparent_normal, \ |
1508 | render_scanline_##type##_base_alpha, \ |
1509 | render_scanline_##type##_transparent_alpha, \ |
1510 | render_scanline_##type##_base_color16, \ |
1511 | render_scanline_##type##_transparent_color16, \ |
1512 | render_scanline_##type##_base_color32, \ |
1513 | render_scanline_##type##_transparent_color32 \ |
1514 | } \ |
1515 | |
1516 | |
1517 | // Use if a layer is unsupported for that mode. |
1518 | |
1519 | #define tile_layer_render_null() \ |
1520 | { \ |
1521 | NULL, NULL, NULL, NULL \ |
1522 | } \ |
1523 | |
1524 | #define bitmap_layer_render_functions(type) \ |
1525 | { \ |
1526 | render_scanline_bitmap_##type##_normal \ |
1527 | } \ |
1528 | |
1529 | // Structs containing functions to render the layers for each mode, for |
1530 | // each render type. |
1531 | tile_layer_render_struct tile_mode_renderers[3][4] = |
1532 | { |
1533 | { |
1534 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1535 | tile_layer_render_functions(text), tile_layer_render_functions(text) |
1536 | }, |
1537 | { |
1538 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1539 | tile_layer_render_functions(affine), tile_layer_render_functions(text) |
1540 | }, |
1541 | { |
1542 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1543 | tile_layer_render_functions(affine), tile_layer_render_functions(affine) |
1544 | } |
1545 | }; |
1546 | |
1547 | bitmap_layer_render_struct bitmap_mode_renderers[3] = |
1548 | { |
1549 | bitmap_layer_render_functions(mode3), |
1550 | bitmap_layer_render_functions(mode4), |
1551 | bitmap_layer_render_functions(mode5) |
1552 | }; |
1553 | |
1554 | |
1555 | #define render_scanline_layer_functions_tile() \ |
1556 | tile_layer_render_struct *layer_renderers = \ |
1557 | tile_mode_renderers[dispcnt & 0x07] \ |
1558 | |
1559 | #define render_scanline_layer_functions_bitmap() \ |
1560 | bitmap_layer_render_struct *layer_renderers = \ |
1561 | bitmap_mode_renderers + ((dispcnt & 0x07) - 3) \ |
1562 | |
1563 | |
1564 | // Adjust a flipped obj's starting position |
1565 | |
1566 | #define obj_tile_offset_noflip(color_depth) \ |
1567 | |
1568 | #define obj_tile_offset_flip(color_depth) \ |
1569 | + (tile_size_##color_depth * ((obj_width - 8) / 8)) \ |
1570 | |
1571 | |
1572 | // Adjust the obj's starting point if it goes too far off the left edge of \ |
1573 | // the screen. \ |
1574 | |
1575 | #define obj_tile_right_offset_noflip(color_depth) \ |
1576 | tile_ptr += (partial_tile_offset / 8) * tile_size_##color_depth \ |
1577 | |
1578 | #define obj_tile_right_offset_flip(color_depth) \ |
1579 | tile_ptr -= (partial_tile_offset / 8) * tile_size_##color_depth \ |
1580 | |
1581 | // Get the current row offset into an obj in 1D map space |
1582 | |
1583 | #define obj_tile_offset_1D(color_depth, flip_op) \ |
1584 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1585 | + ((vertical_offset / 8) * (obj_width / 8) * tile_size_##color_depth) \ |
1586 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1587 | obj_tile_offset_##flip_op(color_depth) \ |
1588 | |
1589 | // Get the current row offset into an obj in 2D map space |
1590 | |
1591 | #define obj_tile_offset_2D(color_depth, flip_op) \ |
1592 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1593 | + ((vertical_offset / 8) * 1024) \ |
1594 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1595 | obj_tile_offset_##flip_op(color_depth) \ |
1596 | |
1597 | |
1598 | // Get the palette for 4bpp obj. |
1599 | |
1600 | #define obj_get_palette_4bpp() \ |
1601 | current_palette = (obj_attribute_2 >> 8) & 0xF0 \ |
1602 | |
1603 | #define obj_get_palette_8bpp() \ |
1604 | |
1605 | |
1606 | // Render the current row of an obj. |
1607 | |
1608 | #define obj_render(combine_op, color_depth, alpha_op, map_space, flip_op) \ |
1609 | { \ |
1610 | obj_get_palette_##color_depth(); \ |
1611 | obj_tile_offset_##map_space(color_depth, flip_op); \ |
1612 | \ |
1613 | if(obj_x < (s32)start) \ |
1614 | { \ |
1615 | dest_ptr = scanline + start; \ |
1616 | pixel_run = obj_width - (start - obj_x); \ |
1617 | if((s32)pixel_run > 0) \ |
1618 | { \ |
1619 | if((obj_x + obj_width) >= end) \ |
1620 | { \ |
1621 | pixel_run = end - start; \ |
1622 | partial_tile_offset = start - obj_x; \ |
1623 | obj_tile_right_offset_##flip_op(color_depth); \ |
1624 | partial_tile_offset %= 8; \ |
1625 | \ |
1626 | if(partial_tile_offset) \ |
1627 | { \ |
1628 | partial_tile_run = 8 - partial_tile_offset; \ |
1629 | if((s32)pixel_run < (s32)partial_tile_run) \ |
1630 | { \ |
1631 | if((s32)pixel_run > 0) \ |
1632 | { \ |
1633 | partial_tile_run = pixel_run; \ |
1634 | partial_tile_mid_obj(combine_op, color_depth, alpha_op, \ |
1635 | flip_op); \ |
1636 | } \ |
1637 | continue; \ |
1638 | } \ |
1639 | else \ |
1640 | { \ |
1641 | pixel_run -= partial_tile_run; \ |
1642 | partial_tile_right_obj(combine_op, color_depth, alpha_op, \ |
1643 | flip_op); \ |
1644 | } \ |
1645 | } \ |
1646 | tile_run = pixel_run / 8; \ |
1647 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1648 | partial_tile_run = pixel_run % 8; \ |
1649 | if(partial_tile_run) \ |
1650 | { \ |
1651 | partial_tile_left_obj(combine_op, color_depth, alpha_op, \ |
1652 | flip_op); \ |
1653 | } \ |
1654 | } \ |
1655 | else \ |
1656 | { \ |
1657 | partial_tile_offset = start - obj_x; \ |
1658 | obj_tile_right_offset_##flip_op(color_depth); \ |
1659 | partial_tile_offset %= 8; \ |
1660 | if(partial_tile_offset) \ |
1661 | { \ |
1662 | partial_tile_run = 8 - partial_tile_offset; \ |
1663 | partial_tile_right_obj(combine_op, color_depth, alpha_op, \ |
1664 | flip_op); \ |
1665 | } \ |
1666 | tile_run = pixel_run / 8; \ |
1667 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1668 | } \ |
1669 | } \ |
1670 | } \ |
1671 | else \ |
1672 | \ |
1673 | if((obj_x + obj_width) >= end) \ |
1674 | { \ |
1675 | pixel_run = end - obj_x; \ |
1676 | if((s32)pixel_run > 0) \ |
1677 | { \ |
1678 | dest_ptr = scanline + obj_x; \ |
1679 | tile_run = pixel_run / 8; \ |
1680 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1681 | partial_tile_run = pixel_run % 8; \ |
1682 | if(partial_tile_run) \ |
1683 | { \ |
1684 | partial_tile_left_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1685 | } \ |
1686 | } \ |
1687 | } \ |
1688 | else \ |
1689 | { \ |
1690 | dest_ptr = scanline + obj_x; \ |
1691 | tile_run = obj_width / 8; \ |
1692 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1693 | } \ |
1694 | } \ |
1695 | |
1696 | #define obj_scale_offset_1D(color_depth) \ |
1697 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1698 | + ((vertical_offset / 8) * (max_x / 8) * tile_size_##color_depth) \ |
1699 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1700 | |
1701 | // Get the current row offset into an obj in 2D map space |
1702 | |
1703 | #define obj_scale_offset_2D(color_depth) \ |
1704 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1705 | + ((vertical_offset / 8) * 1024) \ |
1706 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1707 | |
1708 | #define obj_render_scale_pixel_4bpp(combine_op, alpha_op) \ |
1709 | if(tile_x & 0x01) \ |
1710 | { \ |
1711 | current_pixel = tile_ptr[tile_map_offset + ((tile_x >> 1) & 0x03)] >> 4; \ |
1712 | } \ |
1713 | else \ |
1714 | { \ |
1715 | current_pixel = \ |
1716 | tile_ptr[tile_map_offset + ((tile_x >> 1) & 0x03)] & 0x0F; \ |
1717 | } \ |
1718 | \ |
1719 | tile_4bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1720 | |
1721 | |
1722 | #define obj_render_scale_pixel_8bpp(combine_op, alpha_op) \ |
1723 | current_pixel = tile_ptr[tile_map_offset + (tile_x & 0x07)]; \ |
1724 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1725 | |
1726 | #define obj_render_scale(combine_op, color_depth, alpha_op, map_space) \ |
1727 | { \ |
1728 | u32 vertical_offset; \ |
1729 | source_y += (y_delta * dmy); \ |
1730 | vertical_offset = (source_y >> 8); \ |
1731 | if((u32)vertical_offset < (u32)max_y) \ |
1732 | { \ |
1733 | obj_scale_offset_##map_space(color_depth); \ |
1734 | source_x += (y_delta * dmx) - (middle_x * dx); \ |
1735 | \ |
1736 | for(i = 0; i < obj_width; i++) \ |
1737 | { \ |
1738 | tile_x = (source_x >> 8); \ |
1739 | \ |
1740 | if((u32)tile_x < (u32)max_x) \ |
1741 | break; \ |
1742 | \ |
1743 | source_x += dx; \ |
1744 | advance_dest_ptr_##combine_op(1); \ |
1745 | } \ |
1746 | \ |
1747 | for(; i < obj_width; i++) \ |
1748 | { \ |
1749 | tile_x = (source_x >> 8); \ |
1750 | \ |
1751 | if((u32)tile_x >= (u32)max_x) \ |
1752 | break; \ |
1753 | \ |
1754 | tile_map_offset = (tile_x >> 3) * tile_size_##color_depth; \ |
1755 | obj_render_scale_pixel_##color_depth(combine_op, alpha_op); \ |
1756 | \ |
1757 | source_x += dx; \ |
1758 | advance_dest_ptr_##combine_op(1); \ |
1759 | } \ |
1760 | } \ |
1761 | } \ |
1762 | |
1763 | |
1764 | #define obj_rotate_offset_1D(color_depth) \ |
1765 | obj_tile_pitch = (max_x / 8) * tile_size_##color_depth \ |
1766 | |
1767 | #define obj_rotate_offset_2D(color_depth) \ |
1768 | obj_tile_pitch = 1024 \ |
1769 | |
1770 | #define obj_render_rotate_pixel_4bpp(combine_op, alpha_op) \ |
1771 | if(tile_x & 0x01) \ |
1772 | { \ |
1773 | current_pixel = tile_ptr[tile_map_offset + \ |
1774 | ((tile_x >> 1) & 0x03) + ((tile_y & 0x07) * obj_pitch)] >> 4; \ |
1775 | } \ |
1776 | else \ |
1777 | { \ |
1778 | current_pixel = tile_ptr[tile_map_offset + \ |
1779 | ((tile_x >> 1) & 0x03) + ((tile_y & 0x07) * obj_pitch)] & 0x0F; \ |
1780 | } \ |
1781 | \ |
1782 | tile_4bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1783 | |
1784 | #define obj_render_rotate_pixel_8bpp(combine_op, alpha_op) \ |
1785 | current_pixel = tile_ptr[tile_map_offset + \ |
1786 | (tile_x & 0x07) + ((tile_y & 0x07) * obj_pitch)]; \ |
1787 | \ |
1788 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1789 | |
1790 | #define obj_render_rotate(combine_op, color_depth, alpha_op, map_space) \ |
1791 | { \ |
1792 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32); \ |
1793 | obj_rotate_offset_##map_space(color_depth); \ |
1794 | \ |
1795 | source_x += (y_delta * dmx) - (middle_x * dx); \ |
1796 | source_y += (y_delta * dmy) - (middle_x * dy); \ |
1797 | \ |
1798 | for(i = 0; i < obj_width; i++) \ |
1799 | { \ |
1800 | tile_x = (source_x >> 8); \ |
1801 | tile_y = (source_y >> 8); \ |
1802 | \ |
1803 | if(((u32)tile_x < (u32)max_x) && ((u32)tile_y < (u32)max_y)) \ |
1804 | break; \ |
1805 | \ |
1806 | source_x += dx; \ |
1807 | source_y += dy; \ |
1808 | advance_dest_ptr_##combine_op(1); \ |
1809 | } \ |
1810 | \ |
1811 | for(; i < obj_width; i++) \ |
1812 | { \ |
1813 | tile_x = (source_x >> 8); \ |
1814 | tile_y = (source_y >> 8); \ |
1815 | \ |
1816 | if(((u32)tile_x >= (u32)max_x) || ((u32)tile_y >= (u32)max_y)) \ |
1817 | break; \ |
1818 | \ |
1819 | tile_map_offset = ((tile_x >> 3) * tile_size_##color_depth) + \ |
1820 | ((tile_y >> 3) * obj_tile_pitch); \ |
1821 | obj_render_rotate_pixel_##color_depth(combine_op, alpha_op); \ |
1822 | \ |
1823 | source_x += dx; \ |
1824 | source_y += dy; \ |
1825 | advance_dest_ptr_##combine_op(1); \ |
1826 | } \ |
1827 | } \ |
1828 | |
1829 | // Render the current row of an affine transformed OBJ. |
1830 | |
1831 | #define obj_render_affine(combine_op, color_depth, alpha_op, map_space) \ |
1832 | { \ |
1833 | s16 *params = oam_ram + (((obj_attribute_1 >> 9) & 0x1F) * 16); \ |
1834 | s32 dx = params[3]; \ |
1835 | s32 dmx = params[7]; \ |
1836 | s32 dy = params[11]; \ |
1837 | s32 dmy = params[15]; \ |
1838 | s32 source_x, source_y; \ |
1839 | s32 tile_x, tile_y; \ |
1840 | u32 tile_offset; \ |
1841 | u32 tile_map_offset; \ |
1842 | s32 middle_x; \ |
1843 | s32 middle_y; \ |
1844 | s32 max_x = obj_width; \ |
1845 | s32 max_y = obj_height; \ |
1846 | s32 y_delta; \ |
1847 | u32 obj_pitch = tile_width_##color_depth; \ |
1848 | u32 obj_tile_pitch; \ |
1849 | \ |
1850 | middle_x = (obj_width / 2); \ |
1851 | middle_y = (obj_height / 2); \ |
1852 | \ |
1853 | source_x = (middle_x << 8); \ |
1854 | source_y = (middle_y << 8); \ |
1855 | \ |
1856 | \ |
1857 | if(obj_attribute_0 & 0x200) \ |
1858 | { \ |
1859 | obj_width *= 2; \ |
1860 | obj_height *= 2; \ |
1861 | middle_x *= 2; \ |
1862 | middle_y *= 2; \ |
1863 | } \ |
1864 | \ |
1865 | if((s32)obj_x < (s32)start) \ |
1866 | { \ |
1867 | u32 x_delta = start - obj_x; \ |
1868 | middle_x -= x_delta; \ |
1869 | obj_width -= x_delta; \ |
1870 | obj_x = start; \ |
1871 | \ |
1872 | if((s32)obj_width <= 0) \ |
1873 | continue; \ |
1874 | } \ |
1875 | \ |
1876 | if((s32)(obj_x + obj_width) >= (s32)end) \ |
1877 | { \ |
1878 | obj_width = end - obj_x; \ |
1879 | \ |
1880 | if((s32)obj_width <= 0) \ |
1881 | continue; \ |
1882 | } \ |
1883 | dest_ptr = scanline + obj_x; \ |
1884 | \ |
1885 | y_delta = vcount - (obj_y + middle_y); \ |
1886 | \ |
1887 | obj_get_palette_##color_depth(); \ |
1888 | \ |
1889 | if(dy == 0) \ |
1890 | { \ |
1891 | obj_render_scale(combine_op, color_depth, alpha_op, map_space); \ |
1892 | } \ |
1893 | else \ |
1894 | { \ |
1895 | obj_render_rotate(combine_op, color_depth, alpha_op, map_space); \ |
1896 | } \ |
1897 | } \ |
1898 | |
1899 | u32 obj_width_table[] = { 8, 16, 32, 64, 16, 32, 32, 64, 8, 8, 16, 32 }; |
1900 | u32 obj_height_table[] = { 8, 16, 32, 64, 8, 8, 16, 32, 16, 32, 32, 64 }; |
1901 | |
1902 | u8 obj_priority_list[5][160][128]; |
1903 | u32 obj_priority_count[5][160]; |
1904 | u32 obj_alpha_count[160]; |
1905 | |
1906 | |
1907 | // Build obj rendering functions |
1908 | |
1909 | #ifdef RENDER_COLOR16_NORMAL |
1910 | |
1911 | #define render_scanline_obj_extra_variables_normal(bg_type) \ |
1912 | const u32 pixel_combine = (1 << 8) \ |
1913 | |
1914 | #else |
1915 | |
1916 | #define render_scanline_obj_extra_variables_normal(bg_type) \ |
1917 | u16 *palette = palette_ram_converted + 256 \ |
1918 | |
1919 | #endif |
1920 | |
1921 | |
1922 | #define render_scanline_obj_extra_variables_color() \ |
1923 | u32 dest; \ |
1924 | u32 pixel_combine = color_combine_mask(4) | (1 << 8) \ |
1925 | |
1926 | #define render_scanline_obj_extra_variables_alpha_obj(map_space) \ |
1927 | render_scanline_obj_extra_variables_color(); \ |
1928 | if((pixel_combine & 0x00000200) == 0) \ |
1929 | { \ |
1930 | render_scanline_obj_color32_##map_space(priority, start, end, scanline); \ |
1931 | return; \ |
1932 | } \ |
1933 | |
1934 | #define render_scanline_obj_extra_variables_color16(map_space) \ |
1935 | render_scanline_obj_extra_variables_color() \ |
1936 | |
1937 | #define render_scanline_obj_extra_variables_color32(map_space) \ |
1938 | render_scanline_obj_extra_variables_color() \ |
1939 | |
1940 | #define render_scanline_obj_extra_variables_partial_alpha(map_space) \ |
1941 | render_scanline_obj_extra_variables_color(); \ |
1942 | u32 base_pixel_combine = pixel_combine \ |
1943 | |
1944 | #define render_scanline_obj_extra_variables_copy(type) \ |
1945 | u32 bldcnt = io_registers[REG_BLDCNT]; \ |
1946 | u32 dispcnt = io_registers[REG_DISPCNT]; \ |
1947 | u32 obj_enable = io_registers[REG_WINOUT] >> 8; \ |
1948 | render_scanline_layer_functions_##type(); \ |
1949 | u32 copy_start, copy_end; \ |
1950 | u16 copy_buffer[240]; \ |
1951 | u16 *copy_ptr \ |
1952 | |
1953 | #define render_scanline_obj_extra_variables_copy_tile(map_space) \ |
1954 | render_scanline_obj_extra_variables_copy(tile) \ |
1955 | |
1956 | #define render_scanline_obj_extra_variables_copy_bitmap(map_space) \ |
1957 | render_scanline_obj_extra_variables_copy(bitmap) \ |
1958 | |
1959 | |
1960 | #define render_scanline_obj_main(combine_op, alpha_op, map_space) \ |
1961 | if(obj_attribute_0 & 0x100) \ |
1962 | { \ |
1963 | if((obj_attribute_0 >> 13) & 0x01) \ |
1964 | { \ |
1965 | obj_render_affine(combine_op, 8bpp, alpha_op, map_space); \ |
1966 | } \ |
1967 | else \ |
1968 | { \ |
1969 | obj_render_affine(combine_op, 4bpp, alpha_op, map_space); \ |
1970 | } \ |
1971 | } \ |
1972 | else \ |
1973 | { \ |
1974 | vertical_offset = vcount - obj_y; \ |
1975 | \ |
1976 | if((obj_attribute_1 >> 13) & 0x01) \ |
1977 | vertical_offset = obj_height - vertical_offset - 1; \ |
1978 | \ |
1979 | switch(((obj_attribute_0 >> 12) & 0x02) | \ |
1980 | ((obj_attribute_1 >> 12) & 0x01)) \ |
1981 | { \ |
1982 | case 0x0: \ |
1983 | obj_render(combine_op, 4bpp, alpha_op, map_space, noflip); \ |
1984 | break; \ |
1985 | \ |
1986 | case 0x1: \ |
1987 | obj_render(combine_op, 4bpp, alpha_op, map_space, flip); \ |
1988 | break; \ |
1989 | \ |
1990 | case 0x2: \ |
1991 | obj_render(combine_op, 8bpp, alpha_op, map_space, noflip); \ |
1992 | break; \ |
1993 | \ |
1994 | case 0x3: \ |
1995 | obj_render(combine_op, 8bpp, alpha_op, map_space, flip); \ |
1996 | break; \ |
1997 | } \ |
1998 | } \ |
1999 | |
2000 | #define render_scanline_obj_no_partial_alpha(combine_op, alpha_op, map_space) \ |
2001 | render_scanline_obj_main(combine_op, alpha_op, map_space) \ |
2002 | |
2003 | #define render_scanline_obj_partial_alpha(combine_op, alpha_op, map_space) \ |
2004 | if((obj_attribute_0 >> 10) & 0x03) \ |
2005 | { \ |
2006 | pixel_combine = 0x00000300; \ |
2007 | render_scanline_obj_main(combine_op, alpha_obj, map_space); \ |
2008 | } \ |
2009 | else \ |
2010 | { \ |
2011 | pixel_combine = base_pixel_combine; \ |
2012 | render_scanline_obj_main(combine_op, color32, map_space); \ |
2013 | } \ |
2014 | |
2015 | #define render_scanline_obj_prologue_transparent(alpha_op) \ |
2016 | |
2017 | #define render_scanline_obj_prologue_copy_body(type) \ |
2018 | copy_start = obj_x; \ |
2019 | if(obj_attribute_0 & 0x200) \ |
2020 | copy_end = obj_x + (obj_width * 2); \ |
2021 | else \ |
2022 | copy_end = obj_x + obj_width; \ |
2023 | \ |
2024 | if(copy_start < start) \ |
2025 | copy_start = start; \ |
2026 | if(copy_end > end) \ |
2027 | copy_end = end; \ |
2028 | \ |
2029 | if((copy_start < end) && (copy_end > start)) \ |
2030 | { \ |
2031 | render_scanline_conditional_##type(copy_start, copy_end, copy_buffer, \ |
2032 | obj_enable, dispcnt, bldcnt, layer_renderers); \ |
2033 | copy_ptr = copy_buffer + copy_start; \ |
2034 | } \ |
2035 | else \ |
2036 | { \ |
2037 | continue; \ |
2038 | } \ |
2039 | |
2040 | #define render_scanline_obj_prologue_copy_tile() \ |
2041 | render_scanline_obj_prologue_copy_body(tile) \ |
2042 | |
2043 | #define render_scanline_obj_prologue_copy_bitmap() \ |
2044 | render_scanline_obj_prologue_copy_body(bitmap) \ |
2045 | |
2046 | #define render_scanline_obj_prologue_copy(alpha_op) \ |
2047 | render_scanline_obj_prologue_##alpha_op() \ |
2048 | |
2049 | |
2050 | #define render_scanline_obj_builder(combine_op, alpha_op, map_space, \ |
2051 | partial_alpha_op) \ |
2052 | void render_scanline_obj_##alpha_op##_##map_space(u32 priority, \ |
2053 | u32 start, u32 end, render_scanline_dest_##alpha_op *scanline) \ |
2054 | { \ |
2055 | render_scanline_obj_extra_variables_##alpha_op(map_space); \ |
2056 | s32 obj_num, i; \ |
2057 | s32 obj_x, obj_y; \ |
2058 | s32 obj_size; \ |
2059 | s32 obj_width, obj_height; \ |
2060 | u32 obj_attribute_0, obj_attribute_1, obj_attribute_2; \ |
2061 | s32 vcount = io_registers[REG_VCOUNT]; \ |
2062 | u32 tile_run; \ |
2063 | u32 current_pixels; \ |
2064 | u32 current_pixel; \ |
2065 | u32 current_palette; \ |
2066 | u32 vertical_offset; \ |
2067 | u32 partial_tile_run, partial_tile_offset; \ |
2068 | u32 pixel_run; \ |
2069 | u16 *oam_ptr; \ |
2070 | render_scanline_dest_##alpha_op *dest_ptr; \ |
2071 | u8 *tile_base = vram + 0x10000; \ |
2072 | u8 *tile_ptr; \ |
2073 | u32 obj_count = obj_priority_count[priority][vcount]; \ |
2074 | u8 *obj_list = obj_priority_list[priority][vcount]; \ |
2075 | \ |
2076 | for(obj_num = 0; obj_num < obj_count; obj_num++) \ |
2077 | { \ |
2078 | oam_ptr = oam_ram + (obj_list[obj_num] * 4); \ |
2079 | obj_attribute_0 = oam_ptr[0]; \ |
2080 | obj_attribute_1 = oam_ptr[1]; \ |
2081 | obj_attribute_2 = oam_ptr[2]; \ |
2082 | obj_size = ((obj_attribute_0 >> 12) & 0x0C) | (obj_attribute_1 >> 14); \ |
2083 | \ |
2084 | obj_x = (s32)(obj_attribute_1 << 23) >> 23; \ |
2085 | obj_width = obj_width_table[obj_size]; \ |
2086 | \ |
2087 | render_scanline_obj_prologue_##combine_op(alpha_op); \ |
2088 | \ |
2089 | obj_y = obj_attribute_0 & 0xFF; \ |
2090 | \ |
2091 | if(obj_y > 160) \ |
2092 | obj_y -= 256; \ |
2093 | \ |
2094 | obj_height = obj_height_table[obj_size]; \ |
2095 | render_scanline_obj_##partial_alpha_op(combine_op, alpha_op, map_space); \ |
2096 | } \ |
2097 | } \ |
2098 | |
2099 | render_scanline_obj_builder(transparent, normal, 1D, no_partial_alpha); |
2100 | render_scanline_obj_builder(transparent, normal, 2D, no_partial_alpha); |
2101 | render_scanline_obj_builder(transparent, color16, 1D, no_partial_alpha); |
2102 | render_scanline_obj_builder(transparent, color16, 2D, no_partial_alpha); |
2103 | render_scanline_obj_builder(transparent, color32, 1D, no_partial_alpha); |
2104 | render_scanline_obj_builder(transparent, color32, 2D, no_partial_alpha); |
2105 | render_scanline_obj_builder(transparent, alpha_obj, 1D, no_partial_alpha); |
2106 | render_scanline_obj_builder(transparent, alpha_obj, 2D, no_partial_alpha); |
2107 | render_scanline_obj_builder(transparent, partial_alpha, 1D, partial_alpha); |
2108 | render_scanline_obj_builder(transparent, partial_alpha, 2D, partial_alpha); |
2109 | render_scanline_obj_builder(copy, copy_tile, 1D, no_partial_alpha); |
2110 | render_scanline_obj_builder(copy, copy_tile, 2D, no_partial_alpha); |
2111 | render_scanline_obj_builder(copy, copy_bitmap, 1D, no_partial_alpha); |
2112 | render_scanline_obj_builder(copy, copy_bitmap, 2D, no_partial_alpha); |
2113 | |
2114 | |
2115 | |
2116 | void order_obj(u32 video_mode) |
2117 | { |
2118 | s32 obj_num, priority, row; |
2119 | s32 obj_x, obj_y; |
2120 | s32 obj_size, obj_mode; |
2121 | s32 obj_width, obj_height; |
2122 | u32 obj_priority; |
2123 | u32 obj_attribute_0, obj_attribute_1, obj_attribute_2; |
2124 | s32 vcount = io_registers[REG_VCOUNT]; |
2125 | u32 partial_tile_run, partial_tile_offset; |
2126 | u32 pixel_run; |
2127 | u32 current_count; |
2128 | u16 *oam_ptr = oam_ram + 508; |
2129 | u16 *dest_ptr; |
2130 | u8 *tile_base = vram + 0x10000; |
2131 | u8 *tile_ptr; |
2132 | |
2133 | for(priority = 0; priority < 5; priority++) |
2134 | { |
2135 | for(row = 0; row < 160; row++) |
2136 | { |
2137 | obj_priority_count[priority][row] = 0; |
2138 | } |
2139 | } |
2140 | |
2141 | for(row = 0; row < 160; row++) |
2142 | { |
2143 | obj_alpha_count[row] = 0; |
2144 | } |
2145 | |
2146 | for(obj_num = 127; obj_num >= 0; obj_num--, oam_ptr -= 4) |
2147 | { |
2148 | obj_attribute_0 = oam_ptr[0]; |
2149 | obj_attribute_2 = oam_ptr[2]; |
2150 | obj_size = obj_attribute_0 & 0xC000; |
2151 | obj_priority = (obj_attribute_2 >> 10) & 0x03; |
2152 | obj_mode = (obj_attribute_0 >> 10) & 0x03; |
2153 | |
2154 | if(((obj_attribute_0 & 0x0300) != 0x0200) && (obj_size != 0xC000) && |
2155 | (obj_mode != 3) && ((video_mode < 3) || |
2156 | ((obj_attribute_2 & 0x3FF) >= 512))) |
2157 | { |
2158 | obj_y = obj_attribute_0 & 0xFF; |
2159 | if(obj_y > 160) |
2160 | obj_y -= 256; |
2161 | |
2162 | obj_attribute_1 = oam_ptr[1]; |
2163 | obj_size = ((obj_size >> 12) & 0x0C) | (obj_attribute_1 >> 14); |
2164 | obj_height = obj_height_table[obj_size]; |
2165 | obj_width = obj_width_table[obj_size]; |
2166 | |
2167 | if(obj_attribute_0 & 0x200) |
2168 | { |
2169 | obj_height *= 2; |
2170 | obj_width *= 2; |
2171 | } |
2172 | |
2173 | if(((obj_y + obj_height) > 0) && (obj_y < 160)) |
2174 | { |
2175 | obj_x = (s32)(obj_attribute_1 << 23) >> 23; |
2176 | |
2177 | if(((obj_x + obj_width) > 0) && (obj_x < 240)) |
2178 | { |
2179 | if(obj_y < 0) |
2180 | { |
2181 | obj_height += obj_y; |
2182 | obj_y = 0; |
2183 | } |
2184 | |
2185 | if((obj_y + obj_height) >= 160) |
2186 | { |
2187 | obj_height = 160 - obj_y; |
2188 | } |
2189 | |
2190 | if(obj_mode == 1) |
2191 | { |
2192 | for(row = obj_y; row < obj_y + obj_height; row++) |
2193 | { |
2194 | current_count = obj_priority_count[obj_priority][row]; |
2195 | obj_priority_list[obj_priority][row][current_count] = obj_num; |
2196 | obj_priority_count[obj_priority][row] = current_count + 1; |
2197 | obj_alpha_count[row]++; |
2198 | } |
2199 | } |
2200 | else |
2201 | { |
2202 | if(obj_mode == 2) |
2203 | { |
2204 | obj_priority = 4; |
2205 | } |
2206 | |
2207 | for(row = obj_y; row < obj_y + obj_height; row++) |
2208 | { |
2209 | current_count = obj_priority_count[obj_priority][row]; |
2210 | obj_priority_list[obj_priority][row][current_count] = obj_num; |
2211 | obj_priority_count[obj_priority][row] = current_count + 1; |
2212 | } |
2213 | } |
2214 | } |
2215 | } |
2216 | } |
2217 | } |
2218 | } |
2219 | |
2220 | u32 layer_order[16]; |
2221 | u32 layer_count; |
2222 | |
2223 | u32 order_layers(u32 layer_flags) |
2224 | { |
2225 | s32 priority, layer_number; |
2226 | layer_count = 0; |
2227 | |
2228 | for(priority = 3; priority >= 0; priority--) |
2229 | { |
2230 | for(layer_number = 3; layer_number >= 0; layer_number--) |
2231 | { |
2232 | if(((layer_flags >> layer_number) & 1) && |
2233 | ((io_registers[REG_BG0CNT + layer_number] & 0x03) == priority)) |
2234 | { |
2235 | layer_order[layer_count] = layer_number; |
2236 | layer_count++; |
2237 | } |
2238 | } |
2239 | |
2240 | if((obj_priority_count[priority][io_registers[REG_VCOUNT]] > 0) |
2241 | && (layer_flags & 0x10)) |
2242 | { |
2243 | layer_order[layer_count] = priority | 0x04; |
2244 | layer_count++; |
2245 | } |
2246 | } |
2247 | } |
2248 | |
2249 | #define fill_line(_start, _end) \ |
2250 | u32 i; \ |
2251 | \ |
2252 | for(i = _start; i < _end; i++) \ |
2253 | { \ |
2254 | dest_ptr[i] = color; \ |
2255 | } \ |
2256 | |
2257 | |
2258 | #define fill_line_color_normal() \ |
2259 | color = palette_ram_converted[color] \ |
2260 | |
2261 | #define fill_line_color_alpha() \ |
2262 | |
2263 | #define fill_line_color_color16() \ |
2264 | |
2265 | #define fill_line_color_color32() \ |
2266 | |
2267 | #define fill_line_builder(type) \ |
2268 | void fill_line_##type(u16 color, render_scanline_dest_##type *dest_ptr, \ |
2269 | u32 start, u32 end) \ |
2270 | { \ |
2271 | fill_line_color_##type(); \ |
2272 | fill_line(start, end); \ |
2273 | } \ |
2274 | |
2275 | fill_line_builder(normal); |
2276 | fill_line_builder(alpha); |
2277 | fill_line_builder(color16); |
2278 | fill_line_builder(color32); |
2279 | |
2280 | |
2281 | // Alpha blend two pixels (pixel_top and pixel_bottom). |
2282 | |
2283 | #define blend_pixel() \ |
2284 | pixel_bottom = palette_ram_converted[(pixel_pair >> 16) & 0x1FF]; \ |
2285 | pixel_bottom = (pixel_bottom | (pixel_bottom << 16)) & 0x07E0F81F; \ |
2286 | pixel_top = ((pixel_top * blend_a) + (pixel_bottom * blend_b)) >> 4 \ |
2287 | |
2288 | |
2289 | // Alpha blend two pixels, allowing for saturation (individual channels > 31). |
2290 | // The operation is optimized towards saturation not occuring. |
2291 | |
2292 | #define blend_saturate_pixel() \ |
2293 | pixel_bottom = palette_ram_converted[(pixel_pair >> 16) & 0x1FF]; \ |
2294 | pixel_bottom = (pixel_bottom | (pixel_bottom << 16)) & 0x07E0F81F; \ |
2295 | pixel_top = ((pixel_top * blend_a) + (pixel_bottom * blend_b)) >> 4; \ |
2296 | if(pixel_top & 0x08010020) \ |
2297 | { \ |
2298 | if(pixel_top & 0x08000000) \ |
2299 | pixel_top |= 0x07E00000; \ |
2300 | \ |
2301 | if(pixel_top & 0x00010000) \ |
2302 | pixel_top |= 0x0000F800; \ |
2303 | \ |
2304 | if(pixel_top & 0x00000020) \ |
2305 | pixel_top |= 0x0000001F; \ |
2306 | } \ |
2307 | |
2308 | #define brighten_pixel() \ |
2309 | pixel_top = upper + ((pixel_top * blend) >> 4); \ |
2310 | |
2311 | #define darken_pixel() \ |
2312 | pixel_top = (pixel_top * blend) >> 4; \ |
2313 | |
2314 | #define effect_condition_alpha \ |
2315 | ((pixel_pair & 0x04000200) == 0x04000200) \ |
2316 | |
2317 | #define effect_condition_fade(pixel_source) \ |
2318 | ((pixel_source & 0x00000200) == 0x00000200) \ |
2319 | |
2320 | #define expand_pixel_no_dest(expand_type, pixel_source) \ |
2321 | pixel_top = (pixel_top | (pixel_top << 16)) & 0x07E0F81F; \ |
2322 | expand_type##_pixel(); \ |
2323 | pixel_top &= 0x07E0F81F; \ |
2324 | pixel_top = (pixel_top >> 16) | pixel_top \ |
2325 | |
2326 | #define expand_pixel(expand_type, pixel_source) \ |
2327 | pixel_top = palette_ram_converted[pixel_source & 0x1FF]; \ |
2328 | expand_pixel_no_dest(expand_type, pixel_source); \ |
2329 | *screen_dest_ptr = pixel_top \ |
2330 | |
2331 | #define expand_loop(expand_type, effect_condition, pixel_source) \ |
2332 | screen_src_ptr += start; \ |
2333 | screen_dest_ptr += start; \ |
2334 | \ |
2335 | end -= start; \ |
2336 | \ |
2337 | for(i = 0; i < end; i++) \ |
2338 | { \ |
2339 | pixel_source = *screen_src_ptr; \ |
2340 | if(effect_condition) \ |
2341 | { \ |
2342 | expand_pixel(expand_type, pixel_source); \ |
2343 | } \ |
2344 | else \ |
2345 | { \ |
2346 | *screen_dest_ptr = \ |
2347 | palette_ram_converted[pixel_source & 0x1FF]; \ |
2348 | } \ |
2349 | \ |
2350 | screen_src_ptr++; \ |
2351 | screen_dest_ptr++; \ |
2352 | } \ |
2353 | |
2354 | |
2355 | #define expand_loop_partial_alpha(alpha_expand, expand_type) \ |
2356 | screen_src_ptr += start; \ |
2357 | screen_dest_ptr += start; \ |
2358 | \ |
2359 | end -= start; \ |
2360 | \ |
2361 | for(i = 0; i < end; i++) \ |
2362 | { \ |
2363 | pixel_pair = *screen_src_ptr; \ |
2364 | if(effect_condition_fade(pixel_pair)) \ |
2365 | { \ |
2366 | if(effect_condition_alpha) \ |
2367 | { \ |
2368 | expand_pixel(alpha_expand, pixel_pair); \ |
2369 | } \ |
2370 | else \ |
2371 | { \ |
2372 | expand_pixel(expand_type, pixel_pair); \ |
2373 | } \ |
2374 | } \ |
2375 | else \ |
2376 | { \ |
2377 | *screen_dest_ptr = \ |
2378 | palette_ram_converted[pixel_pair & 0x1FF]; \ |
2379 | } \ |
2380 | \ |
2381 | screen_src_ptr++; \ |
2382 | screen_dest_ptr++; \ |
2383 | } \ |
2384 | |
2385 | |
2386 | #define expand_partial_alpha(expand_type) \ |
2387 | if((blend_a + blend_b) > 16) \ |
2388 | { \ |
2389 | expand_loop_partial_alpha(blend_saturate, expand_type); \ |
2390 | } \ |
2391 | else \ |
2392 | { \ |
2393 | expand_loop_partial_alpha(blend, expand_type); \ |
2394 | } \ |
2395 | |
2396 | |
2397 | |
2398 | // Blend top two pixels of scanline with each other. |
2399 | |
2400 | #ifdef RENDER_COLOR16_NORMAL |
2401 | |
2402 | #ifndef GP2X_BUILD |
2403 | |
2404 | void expand_normal(u16 *screen_ptr, u32 start, u32 end) |
2405 | { |
2406 | u32 i, pixel_source; |
2407 | screen_ptr += start; |
2408 | |
2409 | return; |
2410 | |
2411 | end -= start; |
2412 | |
2413 | for(i = 0; i < end; i++) |
2414 | { |
2415 | pixel_source = *screen_ptr; |
2416 | *screen_ptr = palette_ram_converted[pixel_source]; |
2417 | |
2418 | screen_ptr++; |
2419 | } |
2420 | } |
2421 | |
2422 | #endif |
2423 | |
2424 | #else |
2425 | |
2426 | #define expand_normal(screen_ptr, start, end) |
2427 | |
2428 | #endif |
2429 | |
2430 | |
2431 | #ifndef GP2X_BUILD |
2432 | |
2433 | void expand_blend(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2434 | u32 start, u32 end) |
2435 | { |
2436 | u32 pixel_pair; |
2437 | u32 pixel_top, pixel_bottom; |
2438 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2439 | u32 blend_a = bldalpha & 0x1F; |
2440 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2441 | u32 i; |
2442 | |
2443 | if(blend_a > 16) |
2444 | blend_a = 16; |
2445 | |
2446 | if(blend_b > 16) |
2447 | blend_b = 16; |
2448 | |
2449 | // The individual colors can saturate over 31, this should be taken |
2450 | // care of in an alternate pass as it incurs a huge additional speedhit. |
2451 | if((blend_a + blend_b) > 16) |
2452 | { |
2453 | expand_loop(blend_saturate, effect_condition_alpha, pixel_pair); |
2454 | } |
2455 | else |
2456 | { |
2457 | expand_loop(blend, effect_condition_alpha, pixel_pair); |
2458 | } |
2459 | } |
2460 | |
2461 | #endif |
2462 | |
2463 | // Blend scanline with white. |
2464 | |
2465 | void expand_darken(u16 *screen_src_ptr, u16 *screen_dest_ptr, |
2466 | u32 start, u32 end) |
2467 | { |
2468 | u32 pixel_top; |
2469 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); |
2470 | u32 i; |
2471 | |
2472 | if(blend < 0) |
2473 | blend = 0; |
2474 | |
2475 | expand_loop(darken, effect_condition_fade(pixel_top), pixel_top); |
2476 | } |
2477 | |
2478 | |
2479 | // Blend scanline with black. |
2480 | |
2481 | void expand_brighten(u16 *screen_src_ptr, u16 *screen_dest_ptr, |
2482 | u32 start, u32 end) |
2483 | { |
2484 | u32 pixel_top; |
2485 | u32 blend = io_registers[REG_BLDY] & 0x1F; |
2486 | u32 upper; |
2487 | u32 i; |
2488 | |
2489 | if(blend > 16) |
2490 | blend = 16; |
2491 | |
2492 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; |
2493 | blend = 16 - blend; |
2494 | |
2495 | expand_loop(brighten, effect_condition_fade(pixel_top), pixel_top); |
2496 | |
2497 | } |
2498 | |
2499 | |
2500 | // Expand scanline such that if both top and bottom pass it's alpha, |
2501 | // if only top passes it's as specified, and if neither pass it's normal. |
2502 | |
2503 | void expand_darken_partial_alpha(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2504 | u32 start, u32 end) |
2505 | { |
2506 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); |
2507 | u32 pixel_pair; |
2508 | u32 pixel_top, pixel_bottom; |
2509 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2510 | u32 blend_a = bldalpha & 0x1F; |
2511 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2512 | u32 i; |
2513 | |
2514 | if(blend < 0) |
2515 | blend = 0; |
2516 | |
2517 | if(blend_a > 16) |
2518 | blend_a = 16; |
2519 | |
2520 | if(blend_b > 16) |
2521 | blend_b = 16; |
2522 | |
2523 | expand_partial_alpha(darken); |
2524 | } |
2525 | |
2526 | |
2527 | void expand_brighten_partial_alpha(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2528 | u32 start, u32 end) |
2529 | { |
2530 | s32 blend = io_registers[REG_BLDY] & 0x1F; |
2531 | u32 pixel_pair; |
2532 | u32 pixel_top, pixel_bottom; |
2533 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2534 | u32 blend_a = bldalpha & 0x1F; |
2535 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2536 | u32 upper; |
2537 | u32 i; |
2538 | |
2539 | if(blend > 16) |
2540 | blend = 16; |
2541 | |
2542 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; |
2543 | blend = 16 - blend; |
2544 | |
2545 | if(blend_a > 16) |
2546 | blend_a = 16; |
2547 | |
2548 | if(blend_b > 16) |
2549 | blend_b = 16; |
2550 | |
2551 | expand_partial_alpha(brighten); |
2552 | } |
2553 | |
2554 | |
2555 | // Render an OBJ layer from start to end, depending on the type (1D or 2D) |
2556 | // stored in dispcnt. |
2557 | |
2558 | #define render_obj_layer(type, dest, _start, _end) \ |
2559 | current_layer &= ~0x04; \ |
2560 | if(dispcnt & 0x40) \ |
2561 | render_scanline_obj_##type##_1D(current_layer, _start, _end, dest); \ |
2562 | else \ |
2563 | render_scanline_obj_##type##_2D(current_layer, _start, _end, dest) \ |
2564 | |
2565 | |
2566 | // Render a target all the way with the background color as taken from the |
2567 | // palette. |
2568 | |
2569 | #define fill_line_bg(type, dest, _start, _end) \ |
2570 | fill_line_##type(0, dest, _start, _end) \ |
2571 | |
2572 | |
2573 | // Render all layers as they appear in the layer order. |
2574 | |
2575 | #define render_layers(tile_alpha, obj_alpha, dest) \ |
2576 | { \ |
2577 | current_layer = layer_order[0]; \ |
2578 | if(current_layer & 0x04) \ |
2579 | { \ |
2580 | /* If the first one is OBJ render the background then render it. */ \ |
2581 | fill_line_bg(tile_alpha, dest, 0, 240); \ |
2582 | render_obj_layer(obj_alpha, dest, 0, 240); \ |
2583 | } \ |
2584 | else \ |
2585 | { \ |
2586 | /* Otherwise render a base layer. */ \ |
2587 | layer_renderers[current_layer].tile_alpha##_render_base(current_layer, \ |
2588 | 0, 240, dest); \ |
2589 | } \ |
2590 | \ |
2591 | /* Render the rest of the layers. */ \ |
2592 | for(layer_order_pos = 1; layer_order_pos < layer_count; layer_order_pos++) \ |
2593 | { \ |
2594 | current_layer = layer_order[layer_order_pos]; \ |
2595 | if(current_layer & 0x04) \ |
2596 | { \ |
2597 | render_obj_layer(obj_alpha, dest, 0, 240); \ |
2598 | } \ |
2599 | else \ |
2600 | { \ |
2601 | layer_renderers[current_layer]. \ |
2602 | tile_alpha##_render_transparent(current_layer, 0, 240, dest); \ |
2603 | } \ |
2604 | } \ |
2605 | } \ |
2606 | |
2607 | #define render_condition_alpha \ |
2608 | (((io_registers[REG_BLDALPHA] & 0x1F1F) != 0x001F) && \ |
2609 | ((io_registers[REG_BLDCNT] & 0x3F) != 0) && \ |
2610 | ((io_registers[REG_BLDCNT] & 0x3F00) != 0)) \ |
2611 | |
2612 | #define render_condition_fade \ |
2613 | (((io_registers[REG_BLDY] & 0x1F) != 0) && \ |
2614 | ((io_registers[REG_BLDCNT] & 0x3F) != 0)) \ |
2615 | |
2616 | #define render_layers_color_effect(renderer, layer_condition, \ |
2617 | alpha_condition, fade_condition, _start, _end) \ |
2618 | { \ |
2619 | if(layer_condition) \ |
2620 | { \ |
2621 | if(obj_alpha_count[io_registers[REG_VCOUNT]] > 0) \ |
2622 | { \ |
2623 | /* Render based on special effects mode. */ \ |
2624 | u32 screen_buffer[240]; \ |
2625 | switch((bldcnt >> 6) & 0x03) \ |
2626 | { \ |
2627 | /* Alpha blend */ \ |
2628 | case 0x01: \ |
2629 | { \ |
2630 | if(alpha_condition) \ |
2631 | { \ |
2632 | renderer(alpha, alpha_obj, screen_buffer); \ |
2633 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2634 | return; \ |
2635 | } \ |
2636 | break; \ |
2637 | } \ |
2638 | \ |
2639 | /* Fade to white */ \ |
2640 | case 0x02: \ |
2641 | { \ |
2642 | if(fade_condition) \ |
2643 | { \ |
2644 | renderer(color32, partial_alpha, screen_buffer); \ |
2645 | expand_brighten_partial_alpha(screen_buffer, scanline, \ |
2646 | _start, _end); \ |
2647 | return; \ |
2648 | } \ |
2649 | break; \ |
2650 | } \ |
2651 | \ |
2652 | /* Fade to black */ \ |
2653 | case 0x03: \ |
2654 | { \ |
2655 | if(fade_condition) \ |
2656 | { \ |
2657 | renderer(color32, partial_alpha, screen_buffer); \ |
2658 | expand_darken_partial_alpha(screen_buffer, scanline, \ |
2659 | _start, _end); \ |
2660 | return; \ |
2661 | } \ |
2662 | break; \ |
2663 | } \ |
2664 | } \ |
2665 | \ |
2666 | renderer(color32, partial_alpha, screen_buffer); \ |
2667 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2668 | } \ |
2669 | else \ |
2670 | { \ |
2671 | /* Render based on special effects mode. */ \ |
2672 | switch((bldcnt >> 6) & 0x03) \ |
2673 | { \ |
2674 | /* Alpha blend */ \ |
2675 | case 0x01: \ |
2676 | { \ |
2677 | if(alpha_condition) \ |
2678 | { \ |
2679 | u32 screen_buffer[240]; \ |
2680 | renderer(alpha, alpha_obj, screen_buffer); \ |
2681 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2682 | return; \ |
2683 | } \ |
2684 | break; \ |
2685 | } \ |
2686 | \ |
2687 | /* Fade to white */ \ |
2688 | case 0x02: \ |
2689 | { \ |
2690 | if(fade_condition) \ |
2691 | { \ |
2692 | renderer(color16, color16, scanline); \ |
2693 | expand_brighten(scanline, scanline, _start, _end); \ |
2694 | return; \ |
2695 | } \ |
2696 | break; \ |
2697 | } \ |
2698 | \ |
2699 | /* Fade to black */ \ |
2700 | case 0x03: \ |
2701 | { \ |
2702 | if(fade_condition) \ |
2703 | { \ |
2704 | renderer(color16, color16, scanline); \ |
2705 | expand_darken(scanline, scanline, _start, _end); \ |
2706 | return; \ |
2707 | } \ |
2708 | break; \ |
2709 | } \ |
2710 | } \ |
2711 | \ |
2712 | renderer(normal, normal, scanline); \ |
2713 | expand_normal(scanline, _start, _end); \ |
2714 | } \ |
2715 | } \ |
2716 | else \ |
2717 | { \ |
2718 | u32 pixel_top = palette_ram_converted[0]; \ |
2719 | switch((bldcnt >> 6) & 0x03) \ |
2720 | { \ |
2721 | /* Fade to white */ \ |
2722 | case 0x02: \ |
2723 | { \ |
2724 | if(color_combine_mask_a(5)) \ |
2725 | { \ |
2726 | u32 blend = io_registers[REG_BLDY] & 0x1F; \ |
2727 | u32 upper; \ |
2728 | \ |
2729 | if(blend > 16) \ |
2730 | blend = 16; \ |
2731 | \ |
2732 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; \ |
2733 | blend = 16 - blend; \ |
2734 | \ |
2735 | expand_pixel_no_dest(brighten, pixel_top); \ |
2736 | } \ |
2737 | break; \ |
2738 | } \ |
2739 | \ |
2740 | /* Fade to black */ \ |
2741 | case 0x03: \ |
2742 | { \ |
2743 | if(color_combine_mask_a(5)) \ |
2744 | { \ |
2745 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); \ |
2746 | \ |
2747 | if(blend < 0) \ |
2748 | blend = 0; \ |
2749 | \ |
2750 | expand_pixel_no_dest(darken, pixel_top); \ |
2751 | } \ |
2752 | break; \ |
2753 | } \ |
2754 | } \ |
2755 | fill_line_color16(pixel_top, scanline, _start, _end); \ |
2756 | } \ |
2757 | } \ |
2758 | |
2759 | |
2760 | // Renders an entire scanline from 0 to 240, based on current color mode. |
2761 | |
2762 | void render_scanline_tile(u16 *scanline, u32 dispcnt) |
2763 | { |
2764 | u32 current_layer; |
2765 | u32 layer_order_pos; |
2766 | u32 bldcnt = io_registers[REG_BLDCNT]; |
2767 | render_scanline_layer_functions_tile(); |
2768 | |
2769 | render_layers_color_effect(render_layers, layer_count, |
2770 | render_condition_alpha, render_condition_fade, 0, 240); |
2771 | } |
2772 | |
2773 | void render_scanline_bitmap(u16 *scanline, u32 dispcnt) |
2774 | { |
2775 | u32 bldcnt = io_registers[REG_BLDCNT]; |
2776 | render_scanline_layer_functions_bitmap(); |
2777 | u32 current_layer; |
2778 | u32 layer_order_pos; |
2779 | |
2780 | fill_line_bg(normal, scanline, 0, 240); |
2781 | |
2782 | for(layer_order_pos = 0; layer_order_pos < layer_count; layer_order_pos++) |
2783 | { |
2784 | current_layer = layer_order[layer_order_pos]; |
2785 | if(current_layer & 0x04) |
2786 | { |
2787 | render_obj_layer(normal, scanline, 0, 240); |
2788 | } |
2789 | else |
2790 | { |
2791 | layer_renderers->normal_render(0, 240, scanline); |
2792 | } |
2793 | } |
2794 | } |
2795 | |
2796 | // Render layers from start to end based on if they're allowed in the |
2797 | // enable flags. |
2798 | |
2799 | #define render_layers_conditional(tile_alpha, obj_alpha, dest) \ |
2800 | { \ |
2801 | __label__ skip; \ |
2802 | current_layer = layer_order[layer_order_pos]; \ |
2803 | /* If OBJ aren't enabled skip to the first non-OBJ layer */ \ |
2804 | if(!(enable_flags & 0x10)) \ |
2805 | { \ |
2806 | while((current_layer & 0x04) || !((1 << current_layer) & enable_flags)) \ |
2807 | { \ |
2808 | layer_order_pos++; \ |
2809 | current_layer = layer_order[layer_order_pos]; \ |
2810 | \ |
2811 | /* Oops, ran out of layers, render the background. */ \ |
2812 | if(layer_order_pos == layer_count) \ |
2813 | { \ |
2814 | fill_line_bg(tile_alpha, dest, start, end); \ |
2815 | goto skip; \ |
2816 | } \ |
2817 | } \ |
2818 | \ |
2819 | /* Render the first valid layer */ \ |
2820 | layer_renderers[current_layer].tile_alpha##_render_base(current_layer, \ |
2821 | start, end, dest); \ |
2822 | \ |
2823 | layer_order_pos++; \ |
2824 | \ |
2825 | /* Render the rest of the layers if active, skipping OBJ ones. */ \ |
2826 | for(; layer_order_pos < layer_count; layer_order_pos++) \ |
2827 | { \ |
2828 | current_layer = layer_order[layer_order_pos]; \ |
2829 | if(!(current_layer & 0x04) && ((1 << current_layer) & enable_flags)) \ |
2830 | { \ |
2831 | layer_renderers[current_layer]. \ |
2832 | tile_alpha##_render_transparent(current_layer, start, end, dest); \ |
2833 | } \ |
2834 | } \ |
2835 | } \ |
2836 | else \ |
2837 | { \ |
2838 | /* Find the first active layer, skip all of the inactive ones */ \ |
2839 | while(!((current_layer & 0x04) || ((1 << current_layer) & enable_flags))) \ |
2840 | { \ |
2841 | layer_order_pos++; \ |
2842 | current_layer = layer_order[layer_order_pos]; \ |
2843 | \ |
2844 | /* Oops, ran out of layers, render the background. */ \ |
2845 | if(layer_order_pos == layer_count) \ |
2846 | { \ |
2847 | fill_line_bg(tile_alpha, dest, start, end); \ |
2848 | goto skip; \ |
2849 | } \ |
2850 | } \ |
2851 | \ |
2852 | if(current_layer & 0x04) \ |
2853 | { \ |
2854 | /* If the first one is OBJ render the background then render it. */ \ |
2855 | fill_line_bg(tile_alpha, dest, start, end); \ |
2856 | render_obj_layer(obj_alpha, dest, start, end); \ |
2857 | } \ |
2858 | else \ |
2859 | { \ |
2860 | /* Otherwise render a base layer. */ \ |
2861 | layer_renderers[current_layer]. \ |
2862 | tile_alpha##_render_base(current_layer, start, end, dest); \ |
2863 | } \ |
2864 | \ |
2865 | layer_order_pos++; \ |
2866 | \ |
2867 | /* Render the rest of the layers. */ \ |
2868 | for(; layer_order_pos < layer_count; layer_order_pos++) \ |
2869 | { \ |
2870 | current_layer = layer_order[layer_order_pos]; \ |
2871 | if(current_layer & 0x04) \ |
2872 | { \ |
2873 | render_obj_layer(obj_alpha, dest, start, end); \ |
2874 | } \ |
2875 | else \ |
2876 | { \ |
2877 | if(enable_flags & (1 << current_layer)) \ |
2878 | { \ |
2879 | layer_renderers[current_layer]. \ |
2880 | tile_alpha##_render_transparent(current_layer, start, end, dest); \ |
2881 | } \ |
2882 | } \ |
2883 | } \ |
2884 | } \ |
2885 | \ |
2886 | skip: \ |
2887 | ; \ |
2888 | } \ |
2889 | |
2890 | |
2891 | // Render all of the BG and OBJ in a tiled scanline from start to end ONLY if |
2892 | // enable_flag allows that layer/OBJ. Also conditionally render color effects. |
2893 | |
2894 | void render_scanline_conditional_tile(u32 start, u32 end, u16 *scanline, |
2895 | u32 enable_flags, u32 dispcnt, u32 bldcnt, tile_layer_render_struct |
2896 | *layer_renderers) |
2897 | { |
2898 | u32 current_layer; |
2899 | u32 layer_order_pos = 0; |
2900 | |
2901 | render_layers_color_effect(render_layers_conditional, |
2902 | (layer_count && (enable_flags & 0x1F)), |
2903 | ((enable_flags & 0x20) && render_condition_alpha), |
2904 | ((enable_flags & 0x20) && render_condition_fade), start, end); |
2905 | } |
2906 | |
2907 | |
2908 | // Render the BG and OBJ in a bitmap scanline from start to end ONLY if |
2909 | // enable_flag allows that layer/OBJ. Also conditionally render color effects. |
2910 | |
2911 | void render_scanline_conditional_bitmap(u32 start, u32 end, u16 *scanline, |
2912 | u32 enable_flags, u32 dispcnt, u32 bldcnt, bitmap_layer_render_struct |
2913 | *layer_renderers) |
2914 | { |
2915 | u32 current_layer; |
2916 | u32 layer_order_pos; |
2917 | |
2918 | fill_line_bg(normal, scanline, start, end); |
2919 | |
2920 | for(layer_order_pos = 0; layer_order_pos < layer_count; layer_order_pos++) |
2921 | { |
2922 | current_layer = layer_order[layer_order_pos]; |
2923 | if(current_layer & 0x04) |
2924 | { |
2925 | if(enable_flags & 0x10) |
2926 | { |
2927 | render_obj_layer(normal, scanline, start, end); |
2928 | } |
2929 | } |
2930 | else |
2931 | { |
2932 | if(enable_flags & 0x04) |
2933 | layer_renderers->normal_render(start, end, scanline); |
2934 | } |
2935 | } |
2936 | } |
2937 | |
2938 | |
2939 | #define window_x_coords(window_number) \ |
2940 | window_##window_number##_x1 = \ |
2941 | io_registers[REG_WIN##window_number##H] >> 8; \ |
2942 | window_##window_number##_x2 = \ |
2943 | io_registers[REG_WIN##window_number##H] & 0xFF; \ |
2944 | window_##window_number##_enable = \ |
2945 | (winin >> (window_number * 8)) & 0x3F; \ |
2946 | \ |
2947 | if(window_##window_number##_x1 > 240) \ |
2948 | window_##window_number##_x1 = 240; \ |
2949 | \ |
2950 | if(window_##window_number##_x2 > 240) \ |
2951 | window_##window_number##_x2 = 240 \ |
2952 | |
2953 | #define window_coords(window_number) \ |
2954 | u32 window_##window_number##_x1, window_##window_number##_x2; \ |
2955 | u32 window_##window_number##_y1, window_##window_number##_y2; \ |
2956 | u32 window_##window_number##_enable; \ |
2957 | window_##window_number##_y1 = \ |
2958 | io_registers[REG_WIN##window_number##V] >> 8; \ |
2959 | window_##window_number##_y2 = \ |
2960 | io_registers[REG_WIN##window_number##V] & 0xFF; \ |
2961 | \ |
2962 | if(window_##window_number##_y1 > window_##window_number##_y2) \ |
2963 | { \ |
2964 | if((((vcount <= window_##window_number##_y2) || \ |
2965 | (vcount > window_##window_number##_y1)) || \ |
2966 | (window_##window_number##_y2 > 227)) && \ |
2967 | (window_##window_number##_y1 <= 227)) \ |
2968 | { \ |
2969 | window_x_coords(window_number); \ |
2970 | } \ |
2971 | else \ |
2972 | { \ |
2973 | window_##window_number##_x1 = 240; \ |
2974 | window_##window_number##_x2 = 240; \ |
2975 | } \ |
2976 | } \ |
2977 | else \ |
2978 | { \ |
2979 | if((((vcount >= window_##window_number##_y1) && \ |
2980 | (vcount < window_##window_number##_y2)) || \ |
2981 | (window_##window_number##_y2 > 227)) && \ |
2982 | (window_##window_number##_y1 <= 227)) \ |
2983 | { \ |
2984 | window_x_coords(window_number); \ |
2985 | } \ |
2986 | else \ |
2987 | { \ |
2988 | window_##window_number##_x1 = 240; \ |
2989 | window_##window_number##_x2 = 240; \ |
2990 | } \ |
2991 | } \ |
2992 | |
2993 | #define render_window_segment(type, start, end, window_type) \ |
2994 | if(start != end) \ |
2995 | { \ |
2996 | render_scanline_conditional_##type(start, end, scanline, \ |
2997 | window_##window_type##_enable, dispcnt, bldcnt, layer_renderers); \ |
2998 | } \ |
2999 | |
3000 | #define render_window_segment_unequal(type, start, end, window_type) \ |
3001 | render_scanline_conditional_##type(start, end, scanline, \ |
3002 | window_##window_type##_enable, dispcnt, bldcnt, layer_renderers) \ |
3003 | |
3004 | #define render_window_segment_clip(type, clip_start, clip_end, start, end, \ |
3005 | window_type) \ |
3006 | { \ |
3007 | if(start != end) \ |
3008 | { \ |
3009 | if(start < clip_start) \ |
3010 | { \ |
3011 | if(end > clip_start) \ |
3012 | { \ |
3013 | if(end > clip_end) \ |
3014 | { \ |
3015 | render_window_segment_unequal(type, clip_start, clip_end, \ |
3016 | window_type); \ |
3017 | } \ |
3018 | else \ |
3019 | { \ |
3020 | render_window_segment_unequal(type, clip_start, end, window_type); \ |
3021 | } \ |
3022 | } \ |
3023 | } \ |
3024 | else \ |
3025 | \ |
3026 | if(end > clip_end) \ |
3027 | { \ |
3028 | if(start < clip_end) \ |
3029 | render_window_segment_unequal(type, start, clip_end, window_type); \ |
3030 | } \ |
3031 | else \ |
3032 | { \ |
3033 | render_window_segment_unequal(type, start, end, window_type); \ |
3034 | } \ |
3035 | } \ |
3036 | } \ |
3037 | |
3038 | #define render_window_clip_1(type, start, end) \ |
3039 | if(window_1_x1 != 240) \ |
3040 | { \ |
3041 | if(window_1_x1 > window_1_x2) \ |
3042 | { \ |
3043 | render_window_segment_clip(type, start, end, 0, window_1_x2, 1); \ |
3044 | render_window_segment_clip(type, start, end, window_1_x2, window_1_x1, \ |
3045 | out); \ |
3046 | render_window_segment_clip(type, start, end, window_1_x1, 240, 1); \ |
3047 | } \ |
3048 | else \ |
3049 | { \ |
3050 | render_window_segment_clip(type, start, end, 0, window_1_x1, out); \ |
3051 | render_window_segment_clip(type, start, end, window_1_x1, window_1_x2, \ |
3052 | 1); \ |
3053 | render_window_segment_clip(type, start, end, window_1_x2, 240, out); \ |
3054 | } \ |
3055 | } \ |
3056 | else \ |
3057 | { \ |
3058 | render_window_segment(type, start, end, out); \ |
3059 | } \ |
3060 | |
3061 | #define render_window_clip_obj(type, start, end); \ |
3062 | render_window_segment(type, start, end, out); \ |
3063 | if(dispcnt & 0x40) \ |
3064 | render_scanline_obj_copy_##type##_1D(4, start, end, scanline); \ |
3065 | else \ |
3066 | render_scanline_obj_copy_##type##_2D(4, start, end, scanline) \ |
3067 | |
3068 | |
3069 | #define render_window_segment_clip_obj(type, clip_start, clip_end, start, \ |
3070 | end) \ |
3071 | { \ |
3072 | if(start != end) \ |
3073 | { \ |
3074 | if(start < clip_start) \ |
3075 | { \ |
3076 | if(end > clip_start) \ |
3077 | { \ |
3078 | if(end > clip_end) \ |
3079 | { \ |
3080 | render_window_clip_obj(type, clip_start, clip_end); \ |
3081 | } \ |
3082 | else \ |
3083 | { \ |
3084 | render_window_clip_obj(type, clip_start, end); \ |
3085 | } \ |
3086 | } \ |
3087 | } \ |
3088 | else \ |
3089 | \ |
3090 | if(end > clip_end) \ |
3091 | { \ |
3092 | if(start < clip_end) \ |
3093 | { \ |
3094 | render_window_clip_obj(type, start, clip_end); \ |
3095 | } \ |
3096 | } \ |
3097 | else \ |
3098 | { \ |
3099 | render_window_clip_obj(type, start, end); \ |
3100 | } \ |
3101 | } \ |
3102 | } \ |
3103 | |
3104 | |
3105 | #define render_window_clip_1_obj(type, start, end) \ |
3106 | if(window_1_x1 != 240) \ |
3107 | { \ |
3108 | if(window_1_x1 > window_1_x2) \ |
3109 | { \ |
3110 | render_window_segment_clip(type, start, end, 0, window_1_x2, 1); \ |
3111 | render_window_segment_clip_obj(type, start, end, window_1_x2, \ |
3112 | window_1_x1); \ |
3113 | render_window_segment_clip(type, start, end, window_1_x1, 240, 1); \ |
3114 | } \ |
3115 | else \ |
3116 | { \ |
3117 | render_window_segment_clip_obj(type, start, end, 0, window_1_x1); \ |
3118 | render_window_segment_clip(type, start, end, window_1_x1, window_1_x2, \ |
3119 | 1); \ |
3120 | render_window_segment_clip_obj(type, start, end, window_1_x2, 240); \ |
3121 | } \ |
3122 | } \ |
3123 | else \ |
3124 | { \ |
3125 | render_window_clip_obj(type, start, end); \ |
3126 | } \ |
3127 | |
3128 | |
3129 | |
3130 | #define render_window_single(type, window_number) \ |
3131 | u32 winin = io_registers[REG_WININ]; \ |
3132 | window_coords(window_number); \ |
3133 | if(window_##window_number##_x1 > window_##window_number##_x2) \ |
3134 | { \ |
3135 | render_window_segment(type, 0, window_##window_number##_x2, \ |
3136 | window_number); \ |
3137 | render_window_segment(type, window_##window_number##_x2, \ |
3138 | window_##window_number##_x1, out); \ |
3139 | render_window_segment(type, window_##window_number##_x1, 240, \ |
3140 | window_number); \ |
3141 | } \ |
3142 | else \ |
3143 | { \ |
3144 | render_window_segment(type, 0, window_##window_number##_x1, out); \ |
3145 | render_window_segment(type, window_##window_number##_x1, \ |
3146 | window_##window_number##_x2, window_number); \ |
3147 | render_window_segment(type, window_##window_number##_x2, 240, out); \ |
3148 | } \ |
3149 | |
3150 | #define render_window_multi(type, front, back) \ |
3151 | if(window_##front##_x1 > window_##front##_x2) \ |
3152 | { \ |
3153 | render_window_segment(type, 0, window_##front##_x2, front); \ |
3154 | render_window_clip_##back(type, window_##front##_x2, \ |
3155 | window_##front##_x1); \ |
3156 | render_window_segment(type, window_##front##_x1, 240, front); \ |
3157 | } \ |
3158 | else \ |
3159 | { \ |
3160 | render_window_clip_##back(type, 0, window_##front##_x1); \ |
3161 | render_window_segment(type, window_##front##_x1, window_##front##_x2, \ |
3162 | front); \ |
3163 | render_window_clip_##back(type, window_##front##_x2, 240); \ |
3164 | } \ |
3165 | |
3166 | #define render_scanline_window_builder(type) \ |
3167 | void render_scanline_window_##type(u16 *scanline, u32 dispcnt) \ |
3168 | { \ |
3169 | u32 vcount = io_registers[REG_VCOUNT]; \ |
3170 | u32 winout = io_registers[REG_WINOUT]; \ |
3171 | u32 bldcnt = io_registers[REG_BLDCNT]; \ |
3172 | u32 window_out_enable = winout & 0x3F; \ |
3173 | \ |
3174 | render_scanline_layer_functions_##type(); \ |
3175 | \ |
3176 | switch(dispcnt >> 13) \ |
3177 | { \ |
3178 | /* Just window 0 */ \ |
3179 | case 0x01: \ |
3180 | { \ |
3181 | render_window_single(type, 0); \ |
3182 | break; \ |
3183 | } \ |
3184 | \ |
3185 | /* Just window 1 */ \ |
3186 | case 0x02: \ |
3187 | { \ |
3188 | render_window_single(type, 1); \ |
3189 | break; \ |
3190 | } \ |
3191 | \ |
3192 | /* Windows 1 and 2 */ \ |
3193 | case 0x03: \ |
3194 | { \ |
3195 | u32 winin = io_registers[REG_WININ]; \ |
3196 | window_coords(0); \ |
3197 | window_coords(1); \ |
3198 | render_window_multi(type, 0, 1); \ |
3199 | break; \ |
3200 | } \ |
3201 | \ |
3202 | /* Just OBJ windows */ \ |
3203 | case 0x04: \ |
3204 | { \ |
3205 | u32 window_obj_enable = winout >> 8; \ |
3206 | render_window_clip_obj(type, 0, 240); \ |
3207 | break; \ |
3208 | } \ |
3209 | \ |
3210 | /* Window 0 and OBJ window */ \ |
3211 | case 0x05: \ |
3212 | { \ |
3213 | u32 window_obj_enable = winout >> 8; \ |
3214 | u32 winin = io_registers[REG_WININ]; \ |
3215 | window_coords(0); \ |
3216 | render_window_multi(type, 0, obj); \ |
3217 | break; \ |
3218 | } \ |
3219 | \ |
3220 | /* Window 1 and OBJ window */ \ |
3221 | case 0x06: \ |
3222 | { \ |
3223 | u32 window_obj_enable = winout >> 8; \ |
3224 | u32 winin = io_registers[REG_WININ]; \ |
3225 | window_coords(1); \ |
3226 | render_window_multi(type, 1, obj); \ |
3227 | break; \ |
3228 | } \ |
3229 | \ |
3230 | /* Window 0, 1, and OBJ window */ \ |
3231 | case 0x07: \ |
3232 | { \ |
3233 | u32 window_obj_enable = winout >> 8; \ |
3234 | u32 winin = io_registers[REG_WININ]; \ |
3235 | window_coords(0); \ |
3236 | window_coords(1); \ |
3237 | render_window_multi(type, 0, 1_obj); \ |
3238 | break; \ |
3239 | } \ |
3240 | } \ |
3241 | } \ |
3242 | |
3243 | render_scanline_window_builder(tile); |
3244 | render_scanline_window_builder(bitmap); |
3245 | |
3246 | u32 active_layers[6] = { 0x1F, 0x17, 0x1C, 0x14, 0x14, 0x14 }; |
3247 | |
3248 | u32 small_resolution_width = 240; |
3249 | u32 small_resolution_height = 160; |
3250 | u32 resolution_width, resolution_height; |
3251 | |
3252 | void update_scanline() |
3253 | { |
3254 | u32 pitch = get_screen_pitch(); |
3255 | u32 dispcnt = io_registers[REG_DISPCNT]; |
3256 | u32 display_flags = (dispcnt >> 8) & 0x1F; |
3257 | u32 vcount = io_registers[REG_VCOUNT]; |
3258 | u16 *screen_offset = get_screen_pixels() + (vcount * pitch); |
3259 | u32 video_mode = dispcnt & 0x07; |
3260 | u32 current_layer; |
3261 | |
3262 | // If OAM has been modified since the last scanline has been updated then |
3263 | // reorder and reprofile the OBJ lists. |
3264 | if(oam_update) |
3265 | { |
3266 | order_obj(video_mode); |
3267 | oam_update = 0; |
3268 | } |
3269 | |
3270 | order_layers((dispcnt >> 8) & active_layers[video_mode]); |
3271 | |
3272 | if(skip_next_frame) |
3273 | return; |
3274 | |
3275 | // If the screen is in in forced blank draw pure white. |
3276 | if(dispcnt & 0x80) |
3277 | { |
3278 | fill_line_color16(0xFFFF, screen_offset, 0, 240); |
3279 | } |
3280 | else |
3281 | { |
3282 | if(video_mode < 3) |
3283 | { |
3284 | if(dispcnt >> 13) |
3285 | { |
3286 | render_scanline_window_tile(screen_offset, dispcnt); |
3287 | } |
3288 | else |
3289 | { |
3290 | render_scanline_tile(screen_offset, dispcnt); |
3291 | } |
3292 | } |
3293 | else |
3294 | { |
3295 | if(dispcnt >> 13) |
3296 | render_scanline_window_bitmap(screen_offset, dispcnt); |
3297 | else |
3298 | render_scanline_bitmap(screen_offset, dispcnt); |
3299 | } |
3300 | } |
3301 | |
3302 | affine_reference_x[0] += (s16)io_registers[REG_BG2PB]; |
3303 | affine_reference_y[0] += (s16)io_registers[REG_BG2PD]; |
3304 | affine_reference_x[1] += (s16)io_registers[REG_BG3PB]; |
3305 | affine_reference_y[1] += (s16)io_registers[REG_BG3PD]; |
3306 | } |
3307 | |
3308 | #ifdef PSP_BUILD |
3309 | |
3310 | u32 screen_flip = 0; |
3311 | |
3312 | void flip_screen() |
3313 | { |
3314 | if(video_direct == 0) |
3315 | { |
3316 | u32 *old_ge_cmd_ptr = ge_cmd_ptr; |
3317 | sceKernelDcacheWritebackAll(); |
3318 | |
3319 | // Render the current screen |
3320 | ge_cmd_ptr = ge_cmd + 2; |
3321 | GE_CMD(TBP0, ((u32)screen_pixels & 0x00FFFFFF)); |
3322 | GE_CMD(TBW0, (((u32)screen_pixels & 0xFF000000) >> 8) | |
3323 | GBA_SCREEN_WIDTH); |
3324 | ge_cmd_ptr = old_ge_cmd_ptr; |
3325 | |
3326 | sceGeListEnQueue(ge_cmd, ge_cmd_ptr, gecbid, NULL); |
3327 | |
3328 | // Flip to the next screen |
3329 | screen_flip ^= 1; |
3330 | |
3331 | if(screen_flip) |
3332 | screen_pixels = screen_texture + (240 * 160 * 2); |
3333 | else |
3334 | screen_pixels = screen_texture; |
3335 | } |
3336 | } |
3337 | |
4cdfc0bc |
3338 | #elif defined(WIZ_BUILD) |
3339 | |
3340 | void flip_screen() |
3341 | { |
788343bb |
3342 | if((screen_scale == scaled_aspect) && |
3343 | (resolution_width == small_resolution_width) && |
3344 | (resolution_height == small_resolution_height)) |
3345 | { |
3346 | upscale_aspect(gpsp_gp2x_screen, screen_pixels); |
3347 | } |
4cdfc0bc |
3348 | pollux_video_flip(); |
3349 | screen_pixels = (u16 *)gpsp_gp2x_screen + screen_offset; |
3350 | } |
3351 | |
2823a4c8 |
3352 | #else |
3353 | |
3354 | #define integer_scale_copy_2() \ |
3355 | current_scanline_ptr[x2] = current_pixel; \ |
3356 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3357 | x2 -= 2 \ |
3358 | |
3359 | #define integer_scale_copy_3() \ |
3360 | current_scanline_ptr[x2] = current_pixel; \ |
3361 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3362 | current_scanline_ptr[x2 - 2] = current_pixel; \ |
3363 | x2 -= 3 \ |
3364 | |
3365 | #define integer_scale_copy_4() \ |
3366 | current_scanline_ptr[x2] = current_pixel; \ |
3367 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3368 | current_scanline_ptr[x2 - 2] = current_pixel; \ |
3369 | current_scanline_ptr[x2 - 3] = current_pixel; \ |
3370 | x2 -= 4 \ |
3371 | |
3372 | #define integer_scale_horizontal(scale_factor) \ |
3373 | for(y = 0; y < 160; y++) \ |
3374 | { \ |
3375 | for(x = 239, x2 = (240 * video_scale) - 1; x >= 0; x--) \ |
3376 | { \ |
3377 | current_pixel = current_scanline_ptr[x]; \ |
3378 | integer_scale_copy_##scale_factor(); \ |
3379 | current_scanline_ptr[x2] = current_scanline_ptr[x]; \ |
3380 | current_scanline_ptr[x2 - 1] = current_scanline_ptr[x]; \ |
3381 | current_scanline_ptr[x2 - 2] = current_scanline_ptr[x]; \ |
3382 | } \ |
3383 | current_scanline_ptr += pitch; \ |
3384 | } \ |
3385 | |
3386 | void flip_screen() |
3387 | { |
3388 | if((video_scale != 1) && (current_scale != unscaled)) |
3389 | { |
3390 | s32 x, y; |
3391 | s32 x2, y2; |
3392 | u16 *screen_ptr = get_screen_pixels(); |
3393 | u16 *current_scanline_ptr = screen_ptr; |
3394 | u32 pitch = get_screen_pitch(); |
3395 | u16 current_pixel; |
3396 | u32 i; |
3397 | |
3398 | switch(video_scale) |
3399 | { |
3400 | case 2: |
3401 | integer_scale_horizontal(2); |
3402 | break; |
3403 | |
3404 | case 3: |
3405 | integer_scale_horizontal(3); |
3406 | break; |
3407 | |
3408 | default: |
3409 | case 4: |
3410 | integer_scale_horizontal(4); |
3411 | break; |
3412 | |
3413 | } |
3414 | |
3415 | for(y = 159, y2 = (160 * video_scale) - 1; y >= 0; y--) |
3416 | { |
3417 | for(i = 0; i < video_scale; i++) |
3418 | { |
3419 | memcpy(screen_ptr + (y2 * pitch), |
3420 | screen_ptr + (y * pitch), 480 * video_scale); |
3421 | y2--; |
3422 | } |
3423 | } |
3424 | } |
3425 | #ifdef GP2X_BUILD |
3426 | { |
3427 | if((screen_scale == unscaled) && |
3428 | (resolution_width == small_resolution_width) && |
3429 | (resolution_height == small_resolution_height)) |
3430 | { |
3431 | SDL_Rect srect = {0, 0, 240, 160}; |
3432 | SDL_Rect drect = {40, 40, 240, 160}; |
3433 | SDL_BlitSurface(screen, &srect, hw_screen, &drect); |
3434 | } |
90206450 |
3435 | else if((screen_scale == scaled_aspect) && |
3436 | (resolution_width == small_resolution_width) && |
3437 | (resolution_height == small_resolution_height)) |
3438 | { |
3439 | SDL_Rect drect = {0, 10, 0, 0}; |
3440 | SDL_BlitSurface(screen, NULL, hw_screen, &drect); |
3441 | } |
2823a4c8 |
3442 | else |
3443 | { |
3444 | SDL_BlitSurface(screen, NULL, hw_screen, NULL); |
3445 | } |
01087863 |
3446 | /* it is unclear if this syscall takes virtual or physical addresses, |
3447 | * but using virtual seems to work for me. */ |
3448 | gp2x_flush_cache(hw_screen->pixels, hw_screen->pixels + 320*240, 0); |
2823a4c8 |
3449 | } |
3450 | #else |
3451 | SDL_Flip(screen); |
3452 | #endif |
3453 | } |
3454 | |
3455 | #endif |
3456 | |
3457 | u32 frame_to_render; |
3458 | |
3459 | void update_screen() |
3460 | { |
3461 | if(!skip_next_frame) |
3462 | flip_screen(); |
3463 | } |
3464 | |
3465 | #ifdef PSP_BUILD |
3466 | |
3467 | void init_video() |
3468 | { |
3469 | sceDisplaySetMode(0, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT); |
3470 | |
3471 | sceDisplayWaitVblankStart(); |
3472 | sceDisplaySetFrameBuf((void*)psp_gu_vram_base, PSP_LINE_SIZE, |
3473 | PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME); |
3474 | |
3475 | sceGuInit(); |
3476 | |
3477 | sceGuStart(GU_DIRECT, display_list); |
3478 | sceGuDrawBuffer(GU_PSM_5650, (void*)0, PSP_LINE_SIZE); |
3479 | sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3480 | (void*)0, PSP_LINE_SIZE); |
3481 | sceGuClear(GU_COLOR_BUFFER_BIT); |
3482 | |
3483 | sceGuOffset(2048 - (PSP_SCREEN_WIDTH / 2), 2048 - (PSP_SCREEN_HEIGHT / 2)); |
3484 | sceGuViewport(2048, 2048, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT); |
3485 | |
3486 | sceGuScissor(0, 0, PSP_SCREEN_WIDTH + 1, PSP_SCREEN_HEIGHT + 1); |
3487 | sceGuEnable(GU_SCISSOR_TEST); |
3488 | sceGuTexMode(GU_PSM_5650, 0, 0, GU_FALSE); |
3489 | sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGBA); |
3490 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
3491 | sceGuEnable(GU_TEXTURE_2D); |
3492 | |
3493 | sceGuFrontFace(GU_CW); |
3494 | sceGuDisable(GU_BLEND); |
3495 | |
3496 | sceGuFinish(); |
3497 | sceGuSync(0, 0); |
3498 | |
3499 | sceDisplayWaitVblankStart(); |
3500 | sceGuDisplay(GU_TRUE); |
3501 | |
3502 | PspGeCallbackData gecb; |
3503 | gecb.signal_func = NULL; |
3504 | gecb.signal_arg = NULL; |
3505 | gecb.finish_func = Ge_Finish_Callback; |
3506 | gecb.finish_arg = NULL; |
3507 | gecbid = sceGeSetCallback(&gecb); |
3508 | |
3509 | screen_vertex[0] = 0 + 0.5; |
3510 | screen_vertex[1] = 0 + 0.5; |
3511 | screen_vertex[2] = 0 + 0.5; |
3512 | screen_vertex[3] = 0 + 0.5; |
3513 | screen_vertex[4] = 0; |
3514 | screen_vertex[5] = GBA_SCREEN_WIDTH - 0.5; |
3515 | screen_vertex[6] = GBA_SCREEN_HEIGHT - 0.5; |
3516 | screen_vertex[7] = PSP_SCREEN_WIDTH - 0.5; |
3517 | screen_vertex[8] = PSP_SCREEN_HEIGHT - 0.5; |
3518 | screen_vertex[9] = 0; |
3519 | |
3520 | // Set framebuffer to PSP VRAM |
3521 | GE_CMD(FBP, ((u32)psp_gu_vram_base & 0x00FFFFFF)); |
3522 | GE_CMD(FBW, (((u32)psp_gu_vram_base & 0xFF000000) >> 8) | PSP_LINE_SIZE); |
3523 | // Set texture 0 to the screen texture |
3524 | GE_CMD(TBP0, ((u32)screen_texture & 0x00FFFFFF)); |
3525 | GE_CMD(TBW0, (((u32)screen_texture & 0xFF000000) >> 8) | GBA_SCREEN_WIDTH); |
3526 | // Set the texture size to 256 by 256 (2^8 by 2^8) |
3527 | GE_CMD(TSIZE0, (8 << 8) | 8); |
3528 | // Flush the texture cache |
3529 | GE_CMD(TFLUSH, 0); |
3530 | // Use 2D coordinates, no indeces, no weights, 32bit float positions, |
3531 | // 32bit float texture coordinates |
3532 | GE_CMD(VTYPE, (1 << 23) | (0 << 11) | (0 << 9) | |
3533 | (3 << 7) | (0 << 5) | (0 << 2) | 3); |
3534 | // Set the base of the index list pointer to 0 |
3535 | GE_CMD(BASE, 0); |
3536 | // Set the rest of index list pointer to 0 (not being used) |
3537 | GE_CMD(IADDR, 0); |
3538 | // Set the base of the screen vertex list pointer |
3539 | GE_CMD(BASE, ((u32)screen_vertex & 0xFF000000) >> 8); |
3540 | // Set the rest of the screen vertex list pointer |
3541 | GE_CMD(VADDR, ((u32)screen_vertex & 0x00FFFFFF)); |
3542 | // Primitive kick: render sprite (primitive 6), 2 vertices |
3543 | GE_CMD(PRIM, (6 << 16) | 2); |
3544 | // Done with commands |
3545 | GE_CMD(FINISH, 0); |
3546 | // Raise signal interrupt |
3547 | GE_CMD(SIGNAL, 0); |
3548 | GE_CMD(NOP, 0); |
3549 | GE_CMD(NOP, 0); |
3550 | } |
3551 | |
4cdfc0bc |
3552 | #elif defined(WIZ_BUILD) |
3553 | |
3554 | void init_video() |
3555 | { |
3556 | } |
3557 | |
2823a4c8 |
3558 | #else |
3559 | |
3560 | void init_video() |
3561 | { |
3562 | SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_NOPARACHUTE); |
3563 | |
3564 | #ifdef GP2X_BUILD |
3565 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
3566 | |
3567 | hw_screen = SDL_SetVideoMode(320 * video_scale, 240 * video_scale, |
3568 | 16, SDL_HWSURFACE); |
3569 | |
3570 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, 240 * video_scale, |
3571 | 160 * video_scale, 16, 0xFFFF, 0xFFFF, 0xFFFF, 0); |
3572 | |
3573 | gp2x_load_mmuhack(); |
3574 | #else |
3575 | screen = SDL_SetVideoMode(240 * video_scale, 160 * video_scale, 16, 0); |
3576 | #endif |
3577 | SDL_ShowCursor(0); |
3578 | } |
3579 | |
3580 | #endif |
3581 | |
3582 | video_scale_type screen_scale = scaled_aspect; |
3583 | video_scale_type current_scale = scaled_aspect; |
3584 | video_filter_type screen_filter = filter_bilinear; |
3585 | |
3586 | |
3587 | #ifdef PSP_BUILD |
3588 | |
3589 | void video_resolution_large() |
3590 | { |
3591 | if(video_direct != 1) |
3592 | { |
3593 | video_direct = 1; |
3594 | screen_pixels = psp_gu_vram_base; |
3595 | screen_pitch = 512; |
3596 | sceGuStart(GU_DIRECT, display_list); |
3597 | sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3598 | (void*)0, PSP_LINE_SIZE); |
3599 | sceGuFinish(); |
3600 | } |
3601 | } |
3602 | |
3603 | void set_gba_resolution(video_scale_type scale) |
3604 | { |
3605 | u32 filter_linear = 0; |
3606 | screen_scale = scale; |
3607 | switch(scale) |
3608 | { |
3609 | case unscaled: |
3610 | screen_vertex[2] = 120 + 0.5; |
3611 | screen_vertex[3] = 56 + 0.5; |
3612 | screen_vertex[7] = GBA_SCREEN_WIDTH + 120 - 0.5; |
3613 | screen_vertex[8] = GBA_SCREEN_HEIGHT + 56 - 0.5; |
3614 | break; |
3615 | |
3616 | case scaled_aspect: |
3617 | screen_vertex[2] = 36 + 0.5; |
3618 | screen_vertex[3] = 0 + 0.5; |
3619 | screen_vertex[7] = 408 + 36 - 0.5; |
3620 | screen_vertex[8] = PSP_SCREEN_HEIGHT - 0.5; |
3621 | break; |
3622 | |
3623 | case fullscreen: |
3624 | screen_vertex[2] = 0; |
3625 | screen_vertex[3] = 0; |
3626 | screen_vertex[7] = PSP_SCREEN_WIDTH; |
3627 | screen_vertex[8] = PSP_SCREEN_HEIGHT; |
3628 | break; |
3629 | } |
3630 | |
3631 | sceGuStart(GU_DIRECT, display_list); |
3632 | if(screen_filter == filter_bilinear) |
3633 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
3634 | else |
3635 | sceGuTexFilter(GU_NEAREST, GU_NEAREST); |
3636 | |
3637 | sceGuFinish(); |
3638 | sceGuSync(0, 0); |
3639 | |
3640 | clear_screen(0x0000); |
3641 | } |
3642 | |
3643 | void video_resolution_small() |
3644 | { |
3645 | if(video_direct != 0) |
3646 | { |
3647 | set_gba_resolution(screen_scale); |
3648 | video_direct = 0; |
3649 | screen_pixels = screen_texture; |
3650 | screen_flip = 0; |
3651 | screen_pitch = 240; |
3652 | sceGuStart(GU_DIRECT, display_list); |
3653 | sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3654 | (void*)0, PSP_LINE_SIZE); |
3655 | sceGuFinish(); |
3656 | } |
3657 | } |
3658 | |
3659 | void clear_screen(u16 color) |
3660 | { |
3661 | u32 i; |
3662 | u16 *src_ptr = get_screen_pixels(); |
3663 | |
3664 | sceGuSync(0, 0); |
3665 | |
3666 | for(i = 0; i < (512 * 272); i++, src_ptr++) |
3667 | { |
3668 | *src_ptr = color; |
3669 | } |
3670 | |
3671 | // I don't know why this doesn't work. |
3672 | /* color = (((color & 0x1F) * 255 / 31) << 0) | |
3673 | ((((color >> 5) & 0x3F) * 255 / 63) << 8) | |
3674 | ((((color >> 11) & 0x1F) * 255 / 31) << 16) | (0xFF << 24); |
3675 | |
3676 | sceGuStart(GU_DIRECT, display_list); |
3677 | sceGuDrawBuffer(GU_PSM_5650, (void*)0, PSP_LINE_SIZE); |
3678 | //sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3679 | // (void*)0, PSP_LINE_SIZE); |
3680 | sceGuClearColor(color); |
3681 | sceGuClear(GU_COLOR_BUFFER_BIT); |
3682 | sceGuFinish(); |
3683 | sceGuSync(0, 0); */ |
3684 | } |
3685 | |
4cdfc0bc |
3686 | #elif defined(WIZ_BUILD) |
3687 | |
3688 | void video_resolution_large() |
3689 | { |
3690 | screen_offset = 0; |
3691 | resolution_width = 320; |
3692 | resolution_height = 240; |
3693 | |
3694 | fb_use_buffers(1); |
3695 | flip_screen(); |
3696 | clear_screen(0); |
3697 | } |
3698 | |
3699 | void video_resolution_small() |
3700 | { |
788343bb |
3701 | if(screen_scale == scaled_aspect) |
3702 | screen_offset = 320*(80 - 14) + 80; |
3703 | else |
3704 | screen_offset = 320*40 + 40; |
4cdfc0bc |
3705 | resolution_width = 240; |
3706 | resolution_height = 160; |
3707 | |
788343bb |
3708 | fb_use_buffers(3); |
4cdfc0bc |
3709 | clear_screen(0); |
3710 | flip_screen(); |
788343bb |
3711 | clear_screen(0); |
3712 | flip_screen(); |
3713 | clear_screen(0); |
4cdfc0bc |
3714 | } |
3715 | |
3716 | void set_gba_resolution(video_scale_type scale) |
3717 | { |
3718 | screen_scale = scale; |
3719 | } |
3720 | |
3721 | void clear_screen(u16 color) |
3722 | { |
3723 | u32 col = ((u32)color << 16) | color; |
3724 | u32 *p = gpsp_gp2x_screen; |
3725 | int c = 320*240/2; |
3726 | while (c-- > 0) |
3727 | *p++ = col; |
3728 | } |
3729 | |
2823a4c8 |
3730 | #else |
3731 | |
3732 | void video_resolution_large() |
3733 | { |
3734 | current_scale = unscaled; |
3735 | |
3736 | #ifdef GP2X_BUILD |
3737 | SDL_FreeSurface(screen); |
3738 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
3739 | hw_screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE); |
3740 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, 320, 240, 16, 0xFFFF, |
3741 | 0xFFFF, 0xFFFF, 0); |
3742 | resolution_width = 320; |
3743 | resolution_height = 240; |
3744 | SDL_ShowCursor(0); |
3745 | |
3746 | gp2x_load_mmuhack(); |
3747 | #else |
3748 | screen = SDL_SetVideoMode(480, 272, 16, 0); |
3749 | resolution_width = 480; |
3750 | resolution_height = 272; |
3751 | #endif |
3752 | } |
3753 | |
3754 | void video_resolution_small() |
3755 | { |
3756 | current_scale = screen_scale; |
3757 | |
3758 | #ifdef GP2X_BUILD |
90206450 |
3759 | int w, h; |
2823a4c8 |
3760 | SDL_FreeSurface(screen); |
3761 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
90206450 |
3762 | |
3763 | w = 320; h = 240; |
3764 | if (screen_scale != unscaled) |
3765 | { |
3766 | w = small_resolution_width * video_scale; |
3767 | h = small_resolution_height * video_scale; |
3768 | } |
3769 | if (screen_scale == scaled_aspect) h += 20; |
3770 | hw_screen = SDL_SetVideoMode(w, h, 16, SDL_HWSURFACE); |
2823a4c8 |
3771 | |
3772 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, |
3773 | small_resolution_width * video_scale, small_resolution_height * |
3774 | video_scale, 16, 0xFFFF, 0xFFFF, 0xFFFF, 0); |
3775 | |
3776 | SDL_ShowCursor(0); |
3777 | |
3778 | gp2x_load_mmuhack(); |
3779 | #else |
3780 | screen = SDL_SetVideoMode(small_resolution_width * video_scale, |
3781 | small_resolution_height * video_scale, 16, 0); |
3782 | #endif |
3783 | resolution_width = small_resolution_width; |
3784 | resolution_height = small_resolution_height; |
3785 | } |
3786 | |
3787 | void set_gba_resolution(video_scale_type scale) |
3788 | { |
3789 | if(screen_scale != scale) |
3790 | { |
3791 | screen_scale = scale; |
3792 | switch(scale) |
3793 | { |
3794 | case unscaled: |
3795 | case scaled_aspect: |
3796 | case fullscreen: |
3797 | small_resolution_width = 240 * video_scale; |
3798 | small_resolution_height = 160 * video_scale; |
3799 | break; |
3800 | } |
3801 | } |
3802 | } |
3803 | |
3804 | void clear_screen(u16 color) |
3805 | { |
3806 | u16 *dest_ptr = get_screen_pixels(); |
3807 | u32 line_skip = get_screen_pitch() - screen->w; |
3808 | u32 x, y; |
3809 | |
3810 | for(y = 0; y < screen->h; y++) |
3811 | { |
3812 | for(x = 0; x < screen->w; x++, dest_ptr++) |
3813 | { |
3814 | *dest_ptr = color; |
3815 | } |
3816 | dest_ptr += line_skip; |
3817 | } |
3818 | } |
3819 | |
3820 | #endif |
3821 | |
3822 | u16 *copy_screen() |
3823 | { |
3824 | u16 *copy = malloc(240 * 160 * 2); |
3825 | memcpy(copy, get_screen_pixels(), 240 * 160 * 2); |
3826 | return copy; |
3827 | } |
3828 | |
3829 | void blit_to_screen(u16 *src, u32 w, u32 h, u32 dest_x, u32 dest_y) |
3830 | { |
3831 | u32 pitch = get_screen_pitch(); |
3832 | u16 *dest_ptr = get_screen_pixels() + dest_x + (dest_y * pitch); |
3833 | |
3834 | u16 *src_ptr = src; |
3835 | u32 line_skip = pitch - w; |
3836 | u32 x, y; |
3837 | |
3838 | for(y = 0; y < h; y++) |
3839 | { |
3840 | for(x = 0; x < w; x++, src_ptr++, dest_ptr++) |
3841 | { |
3842 | *dest_ptr = *src_ptr; |
3843 | } |
3844 | dest_ptr += line_skip; |
3845 | } |
3846 | } |
3847 | |
3848 | void print_string_ext(const char *str, u16 fg_color, u16 bg_color, |
3849 | u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad) |
3850 | { |
3851 | u16 *dest_ptr = (u16 *)_dest_ptr + (y * pitch) + x; |
3852 | u8 current_char = str[0]; |
3853 | u32 current_row; |
3854 | u32 glyph_offset; |
3855 | u32 i = 0, i2, i3; |
3856 | u32 str_index = 1; |
3857 | u32 current_x = x; |
3858 | |
3859 | |
3860 | /* EDIT */ |
90206450 |
3861 | if(y + FONT_HEIGHT > resolution_height) |
2823a4c8 |
3862 | return; |
3863 | |
3864 | while(current_char) |
3865 | { |
3866 | if(current_char == '\n') |
3867 | { |
3868 | y += FONT_HEIGHT; |
3869 | current_x = x; |
3870 | dest_ptr = get_screen_pixels() + (y * pitch) + x; |
3871 | } |
3872 | else |
3873 | { |
3874 | glyph_offset = _font_offset[current_char]; |
3875 | current_x += FONT_WIDTH; |
3876 | for(i2 = 0; i2 < FONT_HEIGHT; i2++, glyph_offset++) |
3877 | { |
3878 | current_row = _font_bits[glyph_offset]; |
3879 | for(i3 = 0; i3 < FONT_WIDTH; i3++) |
3880 | { |
3881 | if((current_row >> (15 - i3)) & 0x01) |
3882 | *dest_ptr = fg_color; |
3883 | else |
3884 | *dest_ptr = bg_color; |
3885 | dest_ptr++; |
3886 | } |
3887 | dest_ptr += (pitch - FONT_WIDTH); |
3888 | } |
3889 | dest_ptr = dest_ptr - (pitch * FONT_HEIGHT) + FONT_WIDTH; |
3890 | } |
3891 | |
3892 | i++; |
3893 | |
3894 | current_char = str[str_index]; |
3895 | |
3896 | if((i < pad) && (current_char == 0)) |
3897 | { |
3898 | current_char = ' '; |
3899 | } |
3900 | else |
3901 | { |
3902 | str_index++; |
3903 | } |
3904 | |
90206450 |
3905 | if(current_x + FONT_WIDTH > resolution_width /* EDIT */) |
3906 | { |
3907 | while (current_char && current_char != '\n') |
3908 | { |
3909 | current_char = str[str_index++]; |
3910 | } |
3911 | } |
2823a4c8 |
3912 | } |
3913 | } |
3914 | |
3915 | void print_string(const char *str, u16 fg_color, u16 bg_color, |
3916 | u32 x, u32 y) |
3917 | { |
3918 | print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(), |
3919 | get_screen_pitch(), 0); |
3920 | } |
3921 | |
3922 | void print_string_pad(const char *str, u16 fg_color, u16 bg_color, |
3923 | u32 x, u32 y, u32 pad) |
3924 | { |
3925 | print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(), |
3926 | get_screen_pitch(), pad); |
3927 | } |
3928 | |
3929 | u32 debug_cursor_x = 0; |
3930 | u32 debug_cursor_y = 0; |
3931 | |
3932 | #ifdef STDIO_DEBUG |
3933 | |
3934 | void debug_screen_clear() |
3935 | { |
3936 | } |
3937 | |
3938 | void debug_screen_start() |
3939 | { |
3940 | } |
3941 | |
3942 | void debug_screen_end() |
3943 | { |
3944 | } |
3945 | |
3946 | void debug_screen_update() |
3947 | { |
3948 | } |
3949 | |
3950 | void debug_screen_printf(const char *format, ...) |
3951 | { |
3952 | va_list ap; |
3953 | |
3954 | va_start(ap, format); |
3955 | vprintf(format, ap); |
3956 | va_end(ap); |
3957 | } |
3958 | |
3959 | void debug_screen_newline(u32 count) |
3960 | { |
3961 | printf("\n"); |
3962 | } |
3963 | |
3964 | |
3965 | #else |
3966 | |
3967 | void debug_screen_clear() |
3968 | { |
3969 | debug_cursor_x = 0; |
3970 | debug_cursor_y = 0; |
3971 | clear_screen(0x0000); |
3972 | } |
3973 | |
3974 | void debug_screen_start() |
3975 | { |
3976 | video_resolution_large(); |
3977 | debug_screen_clear(); |
3978 | } |
3979 | |
3980 | void debug_screen_end() |
3981 | { |
3982 | video_resolution_small(); |
3983 | } |
3984 | |
3985 | void debug_screen_update() |
3986 | { |
3987 | flip_screen(); |
3988 | } |
3989 | |
3990 | void debug_screen_printf(const char *format, ...) |
3991 | { |
3992 | char str_buffer[512]; |
3993 | u32 str_buffer_length; |
3994 | va_list ap; |
3995 | |
3996 | va_start(ap, format); |
3997 | str_buffer_length = vsnprintf(str_buffer, 512, format, ap); |
3998 | va_end(ap); |
3999 | |
4000 | printf("printing debug string %s at %d %d\n", str_buffer, |
4001 | debug_cursor_x, debug_cursor_y); |
4002 | |
4003 | print_string(str_buffer, 0xFFFF, 0x0000, debug_cursor_x, debug_cursor_y); |
4004 | debug_cursor_x += FONT_WIDTH * str_buffer_length; |
4005 | } |
4006 | |
4007 | void debug_screen_newline(u32 count) |
4008 | { |
4009 | debug_cursor_x = 0; |
4010 | debug_cursor_y += FONT_HEIGHT * count; |
4011 | } |
4012 | |
4013 | #endif |
4014 | |
4015 | void debug_screen_printl(const char *format, ...) |
4016 | { |
4017 | va_list ap; |
4018 | |
4019 | va_start(ap, format); |
4020 | debug_screen_printf(format, ap); |
90206450 |
4021 | debug_screen_newline(1); |
4022 | // debug_screen_printf("\n"); |
2823a4c8 |
4023 | va_end(ap); |
4024 | } |
4025 | |
4026 | |
4027 | #define video_savestate_builder(type) \ |
4028 | void video_##type##_savestate(file_tag_type savestate_file) \ |
4029 | { \ |
4030 | file_##type##_array(savestate_file, affine_reference_x); \ |
4031 | file_##type##_array(savestate_file, affine_reference_y); \ |
4032 | } \ |
4033 | |
4034 | video_savestate_builder(read); |
4035 | video_savestate_builder(write_mem); |
4036 | |
4037 | |