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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" |
bbba3209 |
21 | #define WANT_FONT_BITS |
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22 | #include "font.h" |
23 | |
24 | #ifdef PSP_BUILD |
25 | |
26 | #include <pspctrl.h> |
27 | |
28 | #include <pspkernel.h> |
29 | #include <pspdebug.h> |
30 | #include <pspdisplay.h> |
31 | |
32 | #include <pspgu.h> |
33 | #include <psppower.h> |
34 | #include <psprtc.h> |
35 | |
36 | static float *screen_vertex = (float *)0x441FC100; |
37 | static u32 *ge_cmd = (u32 *)0x441FC000; |
38 | static u16 *psp_gu_vram_base = (u16 *)(0x44000000); |
39 | static u32 *ge_cmd_ptr = (u32 *)0x441FC000; |
40 | static u32 gecbid; |
41 | static u32 video_direct = 0; |
42 | |
43 | static u32 __attribute__((aligned(16))) display_list[32]; |
44 | |
45 | #define GBA_SCREEN_WIDTH 240 |
46 | #define GBA_SCREEN_HEIGHT 160 |
47 | |
48 | #define PSP_SCREEN_WIDTH 480 |
49 | #define PSP_SCREEN_HEIGHT 272 |
50 | #define PSP_LINE_SIZE 512 |
51 | |
52 | #define PSP_ALL_BUTTON_MASK 0xFFFF |
53 | |
54 | #define GE_CMD_FBP 0x9C |
55 | #define GE_CMD_FBW 0x9D |
56 | #define GE_CMD_TBP0 0xA0 |
57 | #define GE_CMD_TBW0 0xA8 |
58 | #define GE_CMD_TSIZE0 0xB8 |
59 | #define GE_CMD_TFLUSH 0xCB |
60 | #define GE_CMD_CLEAR 0xD3 |
61 | #define GE_CMD_VTYPE 0x12 |
62 | #define GE_CMD_BASE 0x10 |
63 | #define GE_CMD_VADDR 0x01 |
64 | #define GE_CMD_IADDR 0x02 |
65 | #define GE_CMD_PRIM 0x04 |
66 | #define GE_CMD_FINISH 0x0F |
67 | #define GE_CMD_SIGNAL 0x0C |
68 | #define GE_CMD_NOP 0x00 |
69 | |
70 | #define GE_CMD(cmd, operand) \ |
71 | *ge_cmd_ptr = (((GE_CMD_##cmd) << 24) | (operand)); \ |
72 | ge_cmd_ptr++ \ |
73 | |
74 | static u16 *screen_texture = (u16 *)(0x4000000 + (512 * 272 * 2)); |
75 | static u16 *current_screen_texture = (u16 *)(0x4000000 + (512 * 272 * 2)); |
76 | static u16 *screen_pixels = (u16 *)(0x4000000 + (512 * 272 * 2)); |
77 | static u32 screen_pitch = 240; |
78 | |
79 | static void Ge_Finish_Callback(int id, void *arg) |
80 | { |
81 | } |
82 | |
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83 | #define get_screen_pixels() \ |
84 | screen_pixels \ |
85 | |
86 | #define get_screen_pitch() \ |
87 | screen_pitch \ |
88 | |
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89 | #elif defined(POLLUX_BUILD) |
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90 | |
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91 | static u16 rot_buffer[240*4]; |
92 | static u32 rot_lines_total = 4; |
93 | static u32 rot_line_count = 0; |
108c704a |
94 | #ifdef WIZ_BUILD |
42c81190 |
95 | static char rot_msg_buff[64]; |
108c704a |
96 | #endif |
42c81190 |
97 | |
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98 | static u32 screen_offset = 0; |
99 | static u16 *screen_pixels = NULL; |
100 | const u32 screen_pitch = 320; |
101 | |
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102 | #define get_screen_pixels() \ |
103 | screen_pixels \ |
104 | |
105 | #define get_screen_pitch() \ |
106 | screen_pitch \ |
107 | |
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108 | #elif defined(PND_BUILD) |
109 | |
110 | static u16 *screen_pixels = NULL; |
111 | |
112 | #define get_screen_pixels() \ |
113 | screen_pixels \ |
114 | |
115 | #define get_screen_pitch() \ |
116 | resolution_width \ |
117 | |
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118 | #else |
119 | |
120 | #ifdef GP2X_BUILD |
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121 | #include "SDL_gp2x.h" |
122 | SDL_Surface *hw_screen; |
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123 | #endif |
124 | SDL_Surface *screen; |
125 | const u32 video_scale = 1; |
126 | |
127 | #define get_screen_pixels() \ |
128 | ((u16 *)screen->pixels) \ |
129 | |
130 | #define get_screen_pitch() \ |
131 | (screen->pitch / 2) \ |
132 | |
133 | #endif |
134 | |
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135 | static void render_scanline_conditional_tile(u32 start, u32 end, u16 *scanline, |
136 | u32 enable_flags, u32 dispcnt, u32 bldcnt, const tile_layer_render_struct |
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137 | *layer_renderers); |
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138 | static void render_scanline_conditional_bitmap(u32 start, u32 end, u16 *scanline, |
139 | u32 enable_flags, u32 dispcnt, u32 bldcnt, const bitmap_layer_render_struct |
2823a4c8 |
140 | *layer_renderers); |
141 | |
142 | #define no_op \ |
143 | |
144 | // This old version is not necessary if the palette is either being converted |
145 | // transparently or the ABGR 1555 format is being used natively. The direct |
146 | // version (without conversion) is much faster. |
147 | |
148 | #define tile_lookup_palette_full(palette, source) \ |
149 | current_pixel = palette[source]; \ |
150 | convert_palette(current_pixel) \ |
151 | |
152 | #define tile_lookup_palette(palette, source) \ |
153 | current_pixel = palette[source]; \ |
154 | |
155 | |
156 | #ifdef RENDER_COLOR16_NORMAL |
157 | |
158 | #define tile_expand_base_normal(index) \ |
159 | tile_expand_base_color16(index) \ |
160 | |
161 | #else |
162 | |
163 | #define tile_expand_base_normal(index) \ |
164 | tile_lookup_palette(palette, current_pixel); \ |
165 | dest_ptr[index] = current_pixel \ |
166 | |
167 | #endif |
168 | |
169 | #define tile_expand_transparent_normal(index) \ |
170 | tile_expand_base_normal(index) \ |
171 | |
172 | #define tile_expand_copy(index) \ |
173 | dest_ptr[index] = copy_ptr[index] \ |
174 | |
175 | |
176 | #define advance_dest_ptr_base(delta) \ |
177 | dest_ptr += delta \ |
178 | |
179 | #define advance_dest_ptr_transparent(delta) \ |
180 | advance_dest_ptr_base(delta) \ |
181 | |
182 | #define advance_dest_ptr_copy(delta) \ |
183 | advance_dest_ptr_base(delta); \ |
184 | copy_ptr += delta \ |
185 | |
186 | |
187 | #define color_combine_mask_a(layer) \ |
188 | ((io_registers[REG_BLDCNT] >> layer) & 0x01) \ |
189 | |
190 | // For color blending operations, will create a mask that has in bit |
191 | // 10 if the layer is target B, and bit 9 if the layer is target A. |
192 | |
193 | #define color_combine_mask(layer) \ |
194 | (color_combine_mask_a(layer) | \ |
195 | ((io_registers[REG_BLDCNT] >> (layer + 7)) & 0x02)) << 9 \ |
196 | |
197 | // For alpha blending renderers, draw the palette index (9bpp) and |
198 | // layer bits rather than the raw RGB. For the base this should write to |
199 | // the 32bit location directly. |
200 | |
201 | #define tile_expand_base_alpha(index) \ |
202 | dest_ptr[index] = current_pixel | pixel_combine \ |
203 | |
204 | #define tile_expand_base_bg(index) \ |
205 | dest_ptr[index] = bg_combine \ |
206 | |
207 | |
208 | // For layered (transparent) writes this should shift the "stack" and write |
209 | // to the bottom. This will preserve the topmost pixel and the most recent |
210 | // one. |
211 | |
212 | #define tile_expand_transparent_alpha(index) \ |
213 | dest_ptr[index] = (dest_ptr[index] << 16) | current_pixel | pixel_combine \ |
214 | |
215 | |
216 | // OBJ should only shift if the top isn't already OBJ |
217 | #define tile_expand_transparent_alpha_obj(index) \ |
218 | dest = dest_ptr[index]; \ |
219 | if(dest & 0x00000100) \ |
220 | { \ |
221 | dest_ptr[index] = (dest & 0xFFFF0000) | current_pixel | pixel_combine; \ |
222 | } \ |
223 | else \ |
224 | { \ |
225 | dest_ptr[index] = (dest << 16) | current_pixel | pixel_combine; \ |
226 | } \ |
227 | |
228 | |
229 | // For color effects that don't need to preserve the previous layer. |
230 | // The color32 version should be used with 32bit wide dest_ptr so as to be |
231 | // compatible with alpha combine on top of it. |
232 | |
233 | #define tile_expand_base_color16(index) \ |
234 | dest_ptr[index] = current_pixel | pixel_combine \ |
235 | |
236 | #define tile_expand_transparent_color16(index) \ |
237 | tile_expand_base_color16(index) \ |
238 | |
239 | #define tile_expand_base_color32(index) \ |
240 | tile_expand_base_color16(index) \ |
241 | |
242 | #define tile_expand_transparent_color32(index) \ |
243 | tile_expand_base_color16(index) \ |
244 | |
245 | |
246 | // Operations for isolation 8bpp pixels within 32bpp pixel blocks. |
247 | |
248 | #define tile_8bpp_pixel_op_mask(op_param) \ |
249 | current_pixel = current_pixels & 0xFF \ |
250 | |
251 | #define tile_8bpp_pixel_op_shift_mask(shift) \ |
252 | current_pixel = (current_pixels >> shift) & 0xFF \ |
253 | |
254 | #define tile_8bpp_pixel_op_shift(shift) \ |
255 | current_pixel = current_pixels >> shift \ |
256 | |
257 | #define tile_8bpp_pixel_op_none(shift) \ |
258 | |
259 | // Base should always draw raw in 8bpp mode; color 0 will be drawn where |
260 | // color 0 is. |
261 | |
262 | #define tile_8bpp_draw_base_normal(index) \ |
263 | tile_expand_base_normal(index) \ |
264 | |
265 | #define tile_8bpp_draw_base_alpha(index) \ |
266 | if(current_pixel) \ |
267 | { \ |
268 | tile_expand_base_alpha(index); \ |
269 | } \ |
270 | else \ |
271 | { \ |
272 | tile_expand_base_bg(index); \ |
273 | } \ |
274 | |
275 | |
276 | #define tile_8bpp_draw_base_color16(index) \ |
277 | tile_8bpp_draw_base_alpha(index) \ |
278 | |
279 | #define tile_8bpp_draw_base_color32(index) \ |
280 | tile_8bpp_draw_base_alpha(index) \ |
281 | |
282 | |
283 | #define tile_8bpp_draw_base(index, op, op_param, alpha_op) \ |
284 | tile_8bpp_pixel_op_##op(op_param); \ |
285 | tile_8bpp_draw_base_##alpha_op(index) \ |
286 | |
287 | // Transparent (layered) writes should only replace what is there if the |
288 | // pixel is not transparent (zero) |
289 | |
290 | #define tile_8bpp_draw_transparent(index, op, op_param, alpha_op) \ |
291 | tile_8bpp_pixel_op_##op(op_param); \ |
292 | if(current_pixel) \ |
293 | { \ |
294 | tile_expand_transparent_##alpha_op(index); \ |
295 | } \ |
296 | |
297 | #define tile_8bpp_draw_copy(index, op, op_param, alpha_op) \ |
298 | tile_8bpp_pixel_op_##op(op_param); \ |
299 | if(current_pixel) \ |
300 | { \ |
301 | tile_expand_copy(index); \ |
302 | } \ |
303 | |
304 | // Get the current tile from the map in 8bpp mode |
305 | |
306 | #define get_tile_8bpp() \ |
307 | current_tile = *map_ptr; \ |
308 | tile_ptr = tile_base + ((current_tile & 0x3FF) * 64) \ |
309 | |
310 | |
311 | // Draw half of a tile in 8bpp mode, for base renderer |
312 | |
313 | #define tile_8bpp_draw_four_noflip(index, combine_op, alpha_op) \ |
314 | tile_8bpp_draw_##combine_op(index + 0, mask, 0, alpha_op); \ |
315 | tile_8bpp_draw_##combine_op(index + 1, shift_mask, 8, alpha_op); \ |
316 | tile_8bpp_draw_##combine_op(index + 2, shift_mask, 16, alpha_op); \ |
317 | tile_8bpp_draw_##combine_op(index + 3, shift, 24, alpha_op) \ |
318 | |
319 | |
320 | // Like the above, but draws the half-tile horizontally flipped |
321 | |
322 | #define tile_8bpp_draw_four_flip(index, combine_op, alpha_op) \ |
323 | tile_8bpp_draw_##combine_op(index + 3, mask, 0, alpha_op); \ |
324 | tile_8bpp_draw_##combine_op(index + 2, shift_mask, 8, alpha_op); \ |
325 | tile_8bpp_draw_##combine_op(index + 1, shift_mask, 16, alpha_op); \ |
326 | tile_8bpp_draw_##combine_op(index + 0, shift, 24, alpha_op) \ |
327 | |
328 | #define tile_8bpp_draw_four_base(index, alpha_op, flip_op) \ |
329 | tile_8bpp_draw_four_##flip_op(index, base, alpha_op) \ |
330 | |
331 | |
332 | // Draw half of a tile in 8bpp mode, for transparent renderer; as an |
333 | // optimization the entire thing is checked against zero (in transparent |
334 | // capable renders it is more likely for the pixels to be transparent than |
335 | // opaque) |
336 | |
337 | #define tile_8bpp_draw_four_transparent(index, alpha_op, flip_op) \ |
338 | if(current_pixels != 0) \ |
339 | { \ |
340 | tile_8bpp_draw_four_##flip_op(index, transparent, alpha_op); \ |
341 | } \ |
342 | |
343 | #define tile_8bpp_draw_four_copy(index, alpha_op, flip_op) \ |
344 | if(current_pixels != 0) \ |
345 | { \ |
346 | tile_8bpp_draw_four_##flip_op(index, copy, alpha_op); \ |
347 | } \ |
348 | |
349 | // Helper macro for drawing 8bpp tiles clipped against the edge of the screen |
350 | |
351 | #define partial_tile_8bpp(combine_op, alpha_op) \ |
352 | for(i = 0; i < partial_tile_run; i++) \ |
353 | { \ |
354 | tile_8bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
355 | current_pixels >>= 8; \ |
356 | advance_dest_ptr_##combine_op(1); \ |
357 | } \ |
358 | |
359 | |
360 | // Draws 8bpp tiles clipped against the left side of the screen, |
361 | // partial_tile_offset indicates how much clipped in it is, partial_tile_run |
362 | // indicates how much it should draw. |
363 | |
364 | #define partial_tile_right_noflip_8bpp(combine_op, alpha_op) \ |
365 | if(partial_tile_offset >= 4) \ |
366 | { \ |
367 | current_pixels = *((u32 *)(tile_ptr + 4)) >> \ |
368 | ((partial_tile_offset - 4) * 8); \ |
369 | partial_tile_8bpp(combine_op, alpha_op); \ |
370 | } \ |
371 | else \ |
372 | { \ |
373 | partial_tile_run -= 4; \ |
374 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 8); \ |
375 | partial_tile_8bpp(combine_op, alpha_op); \ |
376 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
377 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
378 | advance_dest_ptr_##combine_op(4); \ |
379 | } \ |
380 | |
381 | |
382 | // Draws 8bpp tiles clipped against both the left and right side of the |
383 | // screen, IE, runs of less than 8 - partial_tile_offset. |
384 | |
385 | #define partial_tile_mid_noflip_8bpp(combine_op, alpha_op) \ |
386 | if(partial_tile_offset >= 4) \ |
387 | { \ |
388 | current_pixels = *((u32 *)(tile_ptr + 4)) >> \ |
389 | ((partial_tile_offset - 4) * 8); \ |
390 | partial_tile_8bpp(combine_op, alpha_op); \ |
391 | } \ |
392 | else \ |
393 | { \ |
394 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 8); \ |
395 | if((partial_tile_offset + partial_tile_run) > 4) \ |
396 | { \ |
397 | u32 old_run = partial_tile_run; \ |
398 | partial_tile_run = 4 - partial_tile_offset; \ |
399 | partial_tile_8bpp(combine_op, alpha_op); \ |
400 | partial_tile_run = old_run - partial_tile_run; \ |
401 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
402 | partial_tile_8bpp(combine_op, alpha_op); \ |
403 | } \ |
404 | else \ |
405 | { \ |
406 | partial_tile_8bpp(combine_op, alpha_op); \ |
407 | } \ |
408 | } \ |
409 | |
410 | |
411 | // Draws 8bpp tiles clipped against the right side of the screen, |
412 | // partial_tile_run indicates how much there is to draw. |
413 | |
414 | #define partial_tile_left_noflip_8bpp(combine_op, alpha_op) \ |
415 | if(partial_tile_run >= 4) \ |
416 | { \ |
417 | current_pixels = *((u32 *)tile_ptr); \ |
418 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
419 | advance_dest_ptr_##combine_op(4); \ |
420 | tile_ptr += 4; \ |
421 | partial_tile_run -= 4; \ |
422 | } \ |
423 | \ |
424 | current_pixels = *((u32 *)(tile_ptr)); \ |
425 | partial_tile_8bpp(combine_op, alpha_op) \ |
426 | |
427 | |
428 | // Draws a non-clipped (complete) 8bpp tile. |
429 | |
430 | #define tile_noflip_8bpp(combine_op, alpha_op) \ |
431 | current_pixels = *((u32 *)tile_ptr); \ |
432 | tile_8bpp_draw_four_##combine_op(0, alpha_op, noflip); \ |
433 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
434 | tile_8bpp_draw_four_##combine_op(4, alpha_op, noflip) \ |
435 | |
436 | |
437 | // Like the above versions but draws flipped tiles. |
438 | |
439 | #define partial_tile_flip_8bpp(combine_op, alpha_op) \ |
440 | for(i = 0; i < partial_tile_run; i++) \ |
441 | { \ |
442 | tile_8bpp_draw_##combine_op(0, shift, 24, alpha_op); \ |
443 | current_pixels <<= 8; \ |
444 | advance_dest_ptr_##combine_op(1); \ |
445 | } \ |
446 | |
447 | #define partial_tile_right_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 | partial_tile_run -= 4; \ |
456 | current_pixels = *((u32 *)(tile_ptr + 4)) << \ |
457 | ((partial_tile_offset - 4) * 8); \ |
458 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
459 | current_pixels = *((u32 *)tile_ptr); \ |
460 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
461 | advance_dest_ptr_##combine_op(4); \ |
462 | } \ |
463 | |
464 | #define partial_tile_mid_flip_8bpp(combine_op, alpha_op) \ |
465 | if(partial_tile_offset >= 4) \ |
466 | { \ |
467 | current_pixels = *((u32 *)tile_ptr) << ((partial_tile_offset - 4) * 8); \ |
468 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
469 | } \ |
470 | else \ |
471 | { \ |
472 | current_pixels = *((u32 *)(tile_ptr + 4)) << \ |
473 | ((partial_tile_offset - 4) * 8); \ |
474 | \ |
475 | if((partial_tile_offset + partial_tile_run) > 4) \ |
476 | { \ |
477 | u32 old_run = partial_tile_run; \ |
478 | partial_tile_run = 4 - partial_tile_offset; \ |
479 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
480 | partial_tile_run = old_run - partial_tile_run; \ |
481 | current_pixels = *((u32 *)(tile_ptr)); \ |
482 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
483 | } \ |
484 | else \ |
485 | { \ |
486 | partial_tile_flip_8bpp(combine_op, alpha_op); \ |
487 | } \ |
488 | } \ |
489 | |
490 | #define partial_tile_left_flip_8bpp(combine_op, alpha_op) \ |
491 | if(partial_tile_run >= 4) \ |
492 | { \ |
493 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
494 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
495 | advance_dest_ptr_##combine_op(4); \ |
496 | tile_ptr -= 4; \ |
497 | partial_tile_run -= 4; \ |
498 | } \ |
499 | \ |
500 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
501 | partial_tile_flip_8bpp(combine_op, alpha_op) \ |
502 | |
503 | #define tile_flip_8bpp(combine_op, alpha_op) \ |
504 | current_pixels = *((u32 *)(tile_ptr + 4)); \ |
505 | tile_8bpp_draw_four_##combine_op(0, alpha_op, flip); \ |
506 | current_pixels = *((u32 *)tile_ptr); \ |
507 | tile_8bpp_draw_four_##combine_op(4, alpha_op, flip) \ |
508 | |
509 | |
510 | // Operations for isolating 4bpp tiles in a 32bit block |
511 | |
512 | #define tile_4bpp_pixel_op_mask(op_param) \ |
513 | current_pixel = current_pixels & 0x0F \ |
514 | |
515 | #define tile_4bpp_pixel_op_shift_mask(shift) \ |
516 | current_pixel = (current_pixels >> shift) & 0x0F \ |
517 | |
518 | #define tile_4bpp_pixel_op_shift(shift) \ |
519 | current_pixel = current_pixels >> shift \ |
520 | |
521 | #define tile_4bpp_pixel_op_none(op_param) \ |
522 | |
523 | // Draws a single 4bpp pixel as base, normal renderer; checks to see if the |
524 | // pixel is zero because if so the current palette should not be applied. |
525 | // These ifs can be replaced with a lookup table, may or may not be superior |
526 | // this way, should be benchmarked. The lookup table would be from 0-255 |
527 | // identity map except for multiples of 16, which would map to 0. |
528 | |
529 | #define tile_4bpp_draw_base_normal(index) \ |
530 | if(current_pixel) \ |
531 | { \ |
532 | current_pixel |= current_palette; \ |
533 | tile_expand_base_normal(index); \ |
534 | } \ |
535 | else \ |
536 | { \ |
537 | tile_expand_base_normal(index); \ |
538 | } \ |
539 | |
540 | |
541 | #define tile_4bpp_draw_base_alpha(index) \ |
542 | if(current_pixel) \ |
543 | { \ |
544 | current_pixel |= current_palette; \ |
545 | tile_expand_base_alpha(index); \ |
546 | } \ |
547 | else \ |
548 | { \ |
549 | tile_expand_base_bg(index); \ |
550 | } \ |
551 | |
552 | #define tile_4bpp_draw_base_color16(index) \ |
553 | tile_4bpp_draw_base_alpha(index) \ |
554 | |
555 | #define tile_4bpp_draw_base_color32(index) \ |
556 | tile_4bpp_draw_base_alpha(index) \ |
557 | |
558 | |
559 | #define tile_4bpp_draw_base(index, op, op_param, alpha_op) \ |
560 | tile_4bpp_pixel_op_##op(op_param); \ |
561 | tile_4bpp_draw_base_##alpha_op(index) \ |
562 | |
563 | |
564 | // Draws a single 4bpp pixel as layered, if not transparent. |
565 | |
566 | #define tile_4bpp_draw_transparent(index, op, op_param, alpha_op) \ |
567 | tile_4bpp_pixel_op_##op(op_param); \ |
568 | if(current_pixel) \ |
569 | { \ |
570 | current_pixel |= current_palette; \ |
571 | tile_expand_transparent_##alpha_op(index); \ |
572 | } \ |
573 | |
574 | #define tile_4bpp_draw_copy(index, op, op_param, alpha_op) \ |
575 | tile_4bpp_pixel_op_##op(op_param); \ |
576 | if(current_pixel) \ |
577 | { \ |
578 | current_pixel |= current_palette; \ |
579 | tile_expand_copy(index); \ |
580 | } \ |
581 | |
582 | |
583 | // Draws eight background pixels in transparent mode, for alpha or normal |
584 | // renderers. |
585 | |
586 | #define tile_4bpp_draw_eight_base_zero(value) \ |
587 | dest_ptr[0] = value; \ |
588 | dest_ptr[1] = value; \ |
589 | dest_ptr[2] = value; \ |
590 | dest_ptr[3] = value; \ |
591 | dest_ptr[4] = value; \ |
592 | dest_ptr[5] = value; \ |
593 | dest_ptr[6] = value; \ |
594 | dest_ptr[7] = value \ |
595 | |
596 | |
597 | // Draws eight background pixels for the alpha renderer, basically color zero |
598 | // with the background flag high. |
599 | |
600 | #define tile_4bpp_draw_eight_base_zero_alpha() \ |
601 | tile_4bpp_draw_eight_base_zero(bg_combine) \ |
602 | |
603 | #define tile_4bpp_draw_eight_base_zero_color16() \ |
604 | tile_4bpp_draw_eight_base_zero_alpha() \ |
605 | |
606 | #define tile_4bpp_draw_eight_base_zero_color32() \ |
607 | tile_4bpp_draw_eight_base_zero_alpha() \ |
608 | |
609 | |
610 | // Draws eight background pixels for the normal renderer, just a bunch of |
611 | // zeros. |
612 | |
613 | #ifdef RENDER_COLOR16_NORMAL |
614 | |
615 | #define tile_4bpp_draw_eight_base_zero_normal() \ |
616 | current_pixel = 0; \ |
617 | tile_4bpp_draw_eight_base_zero(current_pixel) \ |
618 | |
619 | #else |
620 | |
621 | #define tile_4bpp_draw_eight_base_zero_normal() \ |
622 | current_pixel = palette[0]; \ |
623 | tile_4bpp_draw_eight_base_zero(current_pixel) \ |
624 | |
625 | #endif |
626 | |
627 | |
628 | // Draws eight 4bpp pixels. |
629 | |
630 | #define tile_4bpp_draw_eight_noflip(combine_op, alpha_op) \ |
631 | tile_4bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
632 | tile_4bpp_draw_##combine_op(1, shift_mask, 4, alpha_op); \ |
633 | tile_4bpp_draw_##combine_op(2, shift_mask, 8, alpha_op); \ |
634 | tile_4bpp_draw_##combine_op(3, shift_mask, 12, alpha_op); \ |
635 | tile_4bpp_draw_##combine_op(4, shift_mask, 16, alpha_op); \ |
636 | tile_4bpp_draw_##combine_op(5, shift_mask, 20, alpha_op); \ |
637 | tile_4bpp_draw_##combine_op(6, shift_mask, 24, alpha_op); \ |
638 | tile_4bpp_draw_##combine_op(7, shift, 28, alpha_op) \ |
639 | |
640 | |
641 | // Draws eight 4bpp pixels in reverse order (for hflip). |
642 | |
643 | #define tile_4bpp_draw_eight_flip(combine_op, alpha_op) \ |
644 | tile_4bpp_draw_##combine_op(7, mask, 0, alpha_op); \ |
645 | tile_4bpp_draw_##combine_op(6, shift_mask, 4, alpha_op); \ |
646 | tile_4bpp_draw_##combine_op(5, shift_mask, 8, alpha_op); \ |
647 | tile_4bpp_draw_##combine_op(4, shift_mask, 12, alpha_op); \ |
648 | tile_4bpp_draw_##combine_op(3, shift_mask, 16, alpha_op); \ |
649 | tile_4bpp_draw_##combine_op(2, shift_mask, 20, alpha_op); \ |
650 | tile_4bpp_draw_##combine_op(1, shift_mask, 24, alpha_op); \ |
651 | tile_4bpp_draw_##combine_op(0, shift, 28, alpha_op) \ |
652 | |
653 | |
654 | // Draws eight 4bpp pixels in base mode, checks if all are zero, if so draws |
655 | // the appropriate background pixels. |
656 | |
657 | #define tile_4bpp_draw_eight_base(alpha_op, flip_op) \ |
658 | if(current_pixels != 0) \ |
659 | { \ |
660 | tile_4bpp_draw_eight_##flip_op(base, alpha_op); \ |
661 | } \ |
662 | else \ |
663 | { \ |
664 | tile_4bpp_draw_eight_base_zero_##alpha_op(); \ |
665 | } \ |
666 | |
667 | |
668 | // Draws eight 4bpp pixels in transparent (layered) mode, checks if all are |
669 | // zero and if so draws nothing. |
670 | |
671 | #define tile_4bpp_draw_eight_transparent(alpha_op, flip_op) \ |
672 | if(current_pixels != 0) \ |
673 | { \ |
674 | tile_4bpp_draw_eight_##flip_op(transparent, alpha_op); \ |
675 | } \ |
676 | |
677 | |
678 | #define tile_4bpp_draw_eight_copy(alpha_op, flip_op) \ |
679 | if(current_pixels != 0) \ |
680 | { \ |
681 | tile_4bpp_draw_eight_##flip_op(copy, alpha_op); \ |
682 | } \ |
683 | |
684 | // Gets the current tile in 4bpp mode, also getting the current palette and |
685 | // the pixel block. |
686 | |
687 | #define get_tile_4bpp() \ |
688 | current_tile = *map_ptr; \ |
689 | current_palette = (current_tile >> 12) << 4; \ |
690 | tile_ptr = tile_base + ((current_tile & 0x3FF) * 32); \ |
691 | |
692 | |
693 | // Helper macro for drawing clipped 4bpp tiles. |
694 | |
695 | #define partial_tile_4bpp(combine_op, alpha_op) \ |
696 | for(i = 0; i < partial_tile_run; i++) \ |
697 | { \ |
698 | tile_4bpp_draw_##combine_op(0, mask, 0, alpha_op); \ |
699 | current_pixels >>= 4; \ |
700 | advance_dest_ptr_##combine_op(1); \ |
701 | } \ |
702 | |
703 | |
704 | // Draws a 4bpp tile clipped against the left edge of the screen. |
705 | // partial_tile_offset is how far in it's clipped, partial_tile_run is |
706 | // how many to draw. |
707 | |
708 | #define partial_tile_right_noflip_4bpp(combine_op, alpha_op) \ |
709 | current_pixels = *((u32 *)tile_ptr) >> (partial_tile_offset * 4); \ |
710 | partial_tile_4bpp(combine_op, alpha_op) \ |
711 | |
712 | |
713 | // Draws a 4bpp tile clipped against both edges of the screen, same as right. |
714 | |
715 | #define partial_tile_mid_noflip_4bpp(combine_op, alpha_op) \ |
716 | partial_tile_right_noflip_4bpp(combine_op, alpha_op) \ |
717 | |
718 | |
719 | // Draws a 4bpp tile clipped against the right edge of the screen. |
720 | // partial_tile_offset is how many to draw. |
721 | |
722 | #define partial_tile_left_noflip_4bpp(combine_op, alpha_op) \ |
723 | current_pixels = *((u32 *)tile_ptr); \ |
724 | partial_tile_4bpp(combine_op, alpha_op) \ |
725 | |
726 | |
727 | // Draws a complete 4bpp tile row (not clipped) |
728 | #define tile_noflip_4bpp(combine_op, alpha_op) \ |
729 | current_pixels = *((u32 *)tile_ptr); \ |
730 | tile_4bpp_draw_eight_##combine_op(alpha_op, noflip) \ |
731 | |
732 | |
733 | // Like the above, but draws flipped tiles. |
734 | |
735 | #define partial_tile_flip_4bpp(combine_op, alpha_op) \ |
736 | for(i = 0; i < partial_tile_run; i++) \ |
737 | { \ |
738 | tile_4bpp_draw_##combine_op(0, shift, 28, alpha_op); \ |
739 | current_pixels <<= 4; \ |
740 | advance_dest_ptr_##combine_op(1); \ |
741 | } \ |
742 | |
743 | #define partial_tile_right_flip_4bpp(combine_op, alpha_op) \ |
744 | current_pixels = *((u32 *)tile_ptr) << (partial_tile_offset * 4); \ |
745 | partial_tile_flip_4bpp(combine_op, alpha_op) \ |
746 | |
747 | #define partial_tile_mid_flip_4bpp(combine_op, alpha_op) \ |
748 | partial_tile_right_flip_4bpp(combine_op, alpha_op) \ |
749 | |
750 | #define partial_tile_left_flip_4bpp(combine_op, alpha_op) \ |
751 | current_pixels = *((u32 *)tile_ptr); \ |
752 | partial_tile_flip_4bpp(combine_op, alpha_op) \ |
753 | |
754 | #define tile_flip_4bpp(combine_op, alpha_op) \ |
755 | current_pixels = *((u32 *)tile_ptr); \ |
756 | tile_4bpp_draw_eight_##combine_op(alpha_op, flip) \ |
757 | |
758 | |
759 | // Draws a single (partial or complete) tile from the tilemap, flipping |
760 | // as necessary. |
761 | |
762 | #define single_tile_map(tile_type, combine_op, color_depth, alpha_op) \ |
763 | get_tile_##color_depth(); \ |
764 | if(current_tile & 0x800) \ |
765 | tile_ptr += vertical_pixel_flip; \ |
766 | \ |
767 | if(current_tile & 0x400) \ |
768 | { \ |
769 | tile_type##_flip_##color_depth(combine_op, alpha_op); \ |
770 | } \ |
771 | else \ |
772 | { \ |
773 | tile_type##_noflip_##color_depth(combine_op, alpha_op); \ |
774 | } \ |
775 | |
776 | |
777 | // Draws multiple sequential tiles from the tilemap, hflips and vflips as |
778 | // necessary. |
779 | |
780 | #define multiple_tile_map(combine_op, color_depth, alpha_op) \ |
781 | for(i = 0; i < tile_run; i++) \ |
782 | { \ |
783 | single_tile_map(tile, combine_op, color_depth, alpha_op); \ |
784 | advance_dest_ptr_##combine_op(8); \ |
785 | map_ptr++; \ |
786 | } \ |
787 | |
788 | // Draws a partial tile from a tilemap clipped against the left edge of the |
789 | // screen. |
790 | |
791 | #define partial_tile_right_map(combine_op, color_depth, alpha_op) \ |
792 | single_tile_map(partial_tile_right, combine_op, color_depth, alpha_op); \ |
793 | map_ptr++ \ |
794 | |
795 | // Draws a partial tile from a tilemap clipped against both edges of the |
796 | // screen. |
797 | |
798 | #define partial_tile_mid_map(combine_op, color_depth, alpha_op) \ |
799 | single_tile_map(partial_tile_mid, combine_op, color_depth, alpha_op) \ |
800 | |
801 | // Draws a partial tile from a tilemap clipped against the right edge of the |
802 | // screen. |
803 | |
804 | #define partial_tile_left_map(combine_op, color_depth, alpha_op) \ |
805 | single_tile_map(partial_tile_left, combine_op, color_depth, alpha_op) \ |
806 | |
807 | |
808 | // Advances a non-flipped 4bpp obj to the next tile. |
809 | |
810 | #define obj_advance_noflip_4bpp() \ |
811 | tile_ptr += 32 \ |
812 | |
813 | |
814 | // Advances a non-flipped 8bpp obj to the next tile. |
815 | |
816 | #define obj_advance_noflip_8bpp() \ |
817 | tile_ptr += 64 \ |
818 | |
819 | |
820 | // Advances a flipped 4bpp obj to the next tile. |
821 | |
822 | #define obj_advance_flip_4bpp() \ |
823 | tile_ptr -= 32 \ |
824 | |
825 | |
826 | // Advances a flipped 8bpp obj to the next tile. |
827 | |
828 | #define obj_advance_flip_8bpp() \ |
829 | tile_ptr -= 64 \ |
830 | |
831 | |
832 | |
833 | // Draws multiple sequential tiles from an obj, flip_op determines if it should |
834 | // be flipped or not (set to flip or noflip) |
835 | |
836 | #define multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op) \ |
837 | for(i = 0; i < tile_run; i++) \ |
838 | { \ |
839 | tile_##flip_op##_##color_depth(combine_op, alpha_op); \ |
840 | obj_advance_##flip_op##_##color_depth(); \ |
841 | advance_dest_ptr_##combine_op(8); \ |
842 | } \ |
843 | |
844 | |
845 | // Draws an obj's tile clipped against the left side of the screen |
846 | |
847 | #define partial_tile_right_obj(combine_op, color_depth, alpha_op, flip_op) \ |
848 | partial_tile_right_##flip_op##_##color_depth(combine_op, alpha_op); \ |
849 | obj_advance_##flip_op##_##color_depth() \ |
850 | |
851 | // Draws an obj's tile clipped against both sides of the screen |
852 | |
853 | #define partial_tile_mid_obj(combine_op, color_depth, alpha_op, flip_op) \ |
854 | partial_tile_mid_##flip_op##_##color_depth(combine_op, alpha_op) \ |
855 | |
856 | // Draws an obj's tile clipped against the right side of the screen |
857 | |
858 | #define partial_tile_left_obj(combine_op, color_depth, alpha_op, flip_op) \ |
859 | partial_tile_left_##flip_op##_##color_depth(combine_op, alpha_op) \ |
860 | |
861 | |
862 | // Extra variables specific for 8bpp/4bpp tile renderers. |
863 | |
864 | #define tile_extra_variables_8bpp() \ |
865 | |
866 | #define tile_extra_variables_4bpp() \ |
867 | u32 current_palette \ |
868 | |
869 | |
870 | // Byte lengths of complete tiles and tile rows in 4bpp and 8bpp. |
871 | |
872 | #define tile_width_4bpp 4 |
873 | #define tile_size_4bpp 32 |
874 | #define tile_width_8bpp 8 |
875 | #define tile_size_8bpp 64 |
876 | |
877 | |
878 | // Render a single scanline of text tiles |
879 | |
880 | #define tile_render(color_depth, combine_op, alpha_op) \ |
881 | { \ |
882 | u32 vertical_pixel_offset = (vertical_offset % 8) * \ |
883 | tile_width_##color_depth; \ |
884 | u32 vertical_pixel_flip = \ |
885 | ((tile_size_##color_depth - tile_width_##color_depth) - \ |
886 | vertical_pixel_offset) - vertical_pixel_offset; \ |
887 | tile_extra_variables_##color_depth(); \ |
888 | u8 *tile_base = vram + (((bg_control >> 2) & 0x03) * (1024 * 16)) + \ |
889 | vertical_pixel_offset; \ |
890 | u32 pixel_run = 256 - (horizontal_offset % 256); \ |
891 | u32 current_tile; \ |
892 | \ |
893 | map_base += ((vertical_offset % 256) / 8) * 32; \ |
894 | partial_tile_offset = (horizontal_offset % 8); \ |
895 | \ |
896 | if(pixel_run >= end) \ |
897 | { \ |
898 | if(partial_tile_offset) \ |
899 | { \ |
900 | partial_tile_run = 8 - partial_tile_offset; \ |
901 | if(end < partial_tile_run) \ |
902 | { \ |
903 | partial_tile_run = end; \ |
904 | partial_tile_mid_map(combine_op, color_depth, alpha_op); \ |
905 | return; \ |
906 | } \ |
907 | else \ |
908 | { \ |
909 | end -= partial_tile_run; \ |
910 | partial_tile_right_map(combine_op, color_depth, alpha_op); \ |
911 | } \ |
912 | } \ |
913 | \ |
914 | tile_run = end / 8; \ |
915 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
916 | \ |
917 | partial_tile_run = end % 8; \ |
918 | \ |
919 | if(partial_tile_run) \ |
920 | { \ |
921 | partial_tile_left_map(combine_op, color_depth, alpha_op); \ |
922 | } \ |
923 | } \ |
924 | else \ |
925 | { \ |
926 | if(partial_tile_offset) \ |
927 | { \ |
928 | partial_tile_run = 8 - partial_tile_offset; \ |
929 | partial_tile_right_map(combine_op, color_depth, alpha_op); \ |
930 | } \ |
931 | \ |
932 | tile_run = (pixel_run - partial_tile_run) / 8; \ |
933 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
934 | map_ptr = second_ptr; \ |
935 | end -= pixel_run; \ |
936 | tile_run = end / 8; \ |
937 | multiple_tile_map(combine_op, color_depth, alpha_op); \ |
938 | \ |
939 | partial_tile_run = end % 8; \ |
940 | if(partial_tile_run) \ |
941 | { \ |
942 | partial_tile_left_map(combine_op, color_depth, alpha_op); \ |
943 | } \ |
944 | } \ |
945 | } \ |
946 | |
947 | #define render_scanline_dest_normal u16 |
948 | #define render_scanline_dest_alpha u32 |
949 | #define render_scanline_dest_alpha_obj u32 |
950 | #define render_scanline_dest_color16 u16 |
951 | #define render_scanline_dest_color32 u32 |
952 | #define render_scanline_dest_partial_alpha u32 |
953 | #define render_scanline_dest_copy_tile u16 |
954 | #define render_scanline_dest_copy_bitmap u16 |
955 | |
956 | |
957 | // If rendering a scanline that is not a target A then there's no point in |
958 | // keeping what's underneath it because it can't blend with it. |
959 | |
960 | #define render_scanline_skip_alpha(bg_type, combine_op) \ |
961 | if((pixel_combine & 0x00000200) == 0) \ |
962 | { \ |
963 | render_scanline_##bg_type##_##combine_op##_color32(layer, \ |
964 | start, end, scanline); \ |
965 | return; \ |
966 | } \ |
967 | |
968 | |
969 | #ifdef RENDER_COLOR16_NORMAL |
970 | |
971 | #define render_scanline_extra_variables_base_normal(bg_type) \ |
972 | const u32 pixel_combine = 0 \ |
973 | |
974 | #else |
975 | |
976 | #define render_scanline_extra_variables_base_normal(bg_type) \ |
977 | u16 *palette = palette_ram_converted \ |
978 | |
979 | #endif |
980 | |
981 | |
982 | #define render_scanline_extra_variables_base_alpha(bg_type) \ |
983 | u32 bg_combine = color_combine_mask(5); \ |
984 | u32 pixel_combine = color_combine_mask(layer) | (bg_combine << 16); \ |
985 | render_scanline_skip_alpha(bg_type, base) \ |
986 | |
987 | #define render_scanline_extra_variables_base_color() \ |
988 | u32 bg_combine = color_combine_mask(5); \ |
989 | u32 pixel_combine = color_combine_mask(layer) \ |
990 | |
991 | #define render_scanline_extra_variables_base_color16(bg_type) \ |
992 | render_scanline_extra_variables_base_color() \ |
993 | |
994 | #define render_scanline_extra_variables_base_color32(bg_type) \ |
995 | render_scanline_extra_variables_base_color() \ |
996 | |
997 | |
998 | #define render_scanline_extra_variables_transparent_normal(bg_type) \ |
999 | render_scanline_extra_variables_base_normal(bg_type) \ |
1000 | |
1001 | #define render_scanline_extra_variables_transparent_alpha(bg_type) \ |
1002 | u32 pixel_combine = color_combine_mask(layer); \ |
1003 | render_scanline_skip_alpha(bg_type, transparent) \ |
1004 | |
1005 | #define render_scanline_extra_variables_transparent_color() \ |
1006 | u32 pixel_combine = color_combine_mask(layer) \ |
1007 | |
1008 | #define render_scanline_extra_variables_transparent_color16(bg_type) \ |
1009 | render_scanline_extra_variables_transparent_color() \ |
1010 | |
1011 | #define render_scanline_extra_variables_transparent_color32(bg_type) \ |
1012 | render_scanline_extra_variables_transparent_color() \ |
1013 | |
1014 | |
1015 | |
1016 | |
bbba3209 |
1017 | static const u32 map_widths[] = { 256, 512, 256, 512 }; |
2823a4c8 |
1018 | |
1019 | // Build text scanline rendering functions. |
1020 | |
1021 | #define render_scanline_text_builder(combine_op, alpha_op) \ |
bbba3209 |
1022 | static void render_scanline_text_##combine_op##_##alpha_op(u32 layer, \ |
2823a4c8 |
1023 | u32 start, u32 end, void *scanline) \ |
1024 | { \ |
1025 | render_scanline_extra_variables_##combine_op##_##alpha_op(text); \ |
1026 | u32 bg_control = io_registers[REG_BG0CNT + layer]; \ |
1027 | u32 map_size = (bg_control >> 14) & 0x03; \ |
1028 | u32 map_width = map_widths[map_size]; \ |
2823a4c8 |
1029 | u32 horizontal_offset = \ |
1030 | (io_registers[REG_BG0HOFS + (layer * 2)] + start) % 512; \ |
1031 | u32 vertical_offset = (io_registers[REG_VCOUNT] + \ |
1032 | io_registers[REG_BG0VOFS + (layer * 2)]) % 512; \ |
1033 | u32 current_pixel; \ |
1034 | u32 current_pixels; \ |
1035 | u32 partial_tile_run = 0; \ |
1036 | u32 partial_tile_offset; \ |
1037 | u32 tile_run; \ |
1038 | u32 i; \ |
1039 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1040 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1041 | \ |
1042 | u16 *map_base = (u16 *)(vram + ((bg_control >> 8) & 0x1F) * (1024 * 2)); \ |
1043 | u16 *map_ptr, *second_ptr; \ |
1044 | u8 *tile_ptr; \ |
1045 | \ |
1046 | end -= start; \ |
1047 | \ |
1048 | if((map_size & 0x02) && (vertical_offset >= 256)) \ |
1049 | { \ |
1050 | map_base += ((map_width / 8) * 32) + \ |
1051 | (((vertical_offset - 256) / 8) * 32); \ |
1052 | } \ |
1053 | else \ |
1054 | { \ |
1055 | map_base += (((vertical_offset % 256) / 8) * 32); \ |
1056 | } \ |
1057 | \ |
1058 | if(map_size & 0x01) \ |
1059 | { \ |
1060 | if(horizontal_offset >= 256) \ |
1061 | { \ |
1062 | horizontal_offset -= 256; \ |
1063 | map_ptr = map_base + (32 * 32) + (horizontal_offset / 8); \ |
1064 | second_ptr = map_base; \ |
1065 | } \ |
1066 | else \ |
1067 | { \ |
1068 | map_ptr = map_base + (horizontal_offset / 8); \ |
1069 | second_ptr = map_base + (32 * 32); \ |
1070 | } \ |
1071 | } \ |
1072 | else \ |
1073 | { \ |
1074 | horizontal_offset %= 256; \ |
1075 | map_ptr = map_base + (horizontal_offset / 8); \ |
1076 | second_ptr = map_base; \ |
1077 | } \ |
1078 | \ |
1079 | if(bg_control & 0x80) \ |
1080 | { \ |
1081 | tile_render(8bpp, combine_op, alpha_op); \ |
1082 | } \ |
1083 | else \ |
1084 | { \ |
1085 | tile_render(4bpp, combine_op, alpha_op); \ |
1086 | } \ |
1087 | } \ |
1088 | |
1089 | render_scanline_text_builder(base, normal); |
1090 | render_scanline_text_builder(transparent, normal); |
1091 | render_scanline_text_builder(base, color16); |
1092 | render_scanline_text_builder(transparent, color16); |
1093 | render_scanline_text_builder(base, color32); |
1094 | render_scanline_text_builder(transparent, color32); |
1095 | render_scanline_text_builder(base, alpha); |
1096 | render_scanline_text_builder(transparent, alpha); |
1097 | |
1098 | |
1099 | s32 affine_reference_x[2]; |
1100 | s32 affine_reference_y[2]; |
1101 | |
1102 | #define affine_render_bg_pixel_normal() \ |
1103 | current_pixel = palette_ram_converted[0] \ |
1104 | |
1105 | #define affine_render_bg_pixel_alpha() \ |
1106 | current_pixel = bg_combine \ |
1107 | |
1108 | #define affine_render_bg_pixel_color16() \ |
1109 | affine_render_bg_pixel_alpha() \ |
1110 | |
1111 | #define affine_render_bg_pixel_color32() \ |
1112 | affine_render_bg_pixel_alpha() \ |
1113 | |
1114 | #define affine_render_bg_pixel_base(alpha_op) \ |
1115 | affine_render_bg_pixel_##alpha_op() \ |
1116 | |
1117 | #define affine_render_bg_pixel_transparent(alpha_op) \ |
1118 | |
1119 | #define affine_render_bg_pixel_copy(alpha_op) \ |
1120 | |
1121 | #define affine_render_bg_base(alpha_op) \ |
1122 | dest_ptr[0] = current_pixel |
1123 | |
1124 | #define affine_render_bg_transparent(alpha_op) \ |
1125 | |
1126 | #define affine_render_bg_copy(alpha_op) \ |
1127 | |
1128 | #define affine_render_bg_remainder_base(alpha_op) \ |
1129 | affine_render_bg_pixel_##alpha_op(); \ |
1130 | for(; i < end; i++) \ |
1131 | { \ |
1132 | affine_render_bg_base(alpha_op); \ |
1133 | advance_dest_ptr_base(1); \ |
1134 | } \ |
1135 | |
1136 | #define affine_render_bg_remainder_transparent(alpha_op) \ |
1137 | |
1138 | #define affine_render_bg_remainder_copy(alpha_op) \ |
1139 | |
1140 | #define affine_render_next(combine_op) \ |
1141 | source_x += dx; \ |
1142 | source_y += dy; \ |
1143 | advance_dest_ptr_##combine_op(1) \ |
1144 | |
1145 | #define affine_render_scale_offset() \ |
1146 | tile_base += ((pixel_y % 8) * 8); \ |
1147 | map_base += (pixel_y / 8) << map_pitch \ |
1148 | |
1149 | #define affine_render_scale_pixel(combine_op, alpha_op) \ |
1150 | map_offset = (pixel_x / 8); \ |
1151 | if(map_offset != last_map_offset) \ |
1152 | { \ |
1153 | tile_ptr = tile_base + (map_base[map_offset] * 64); \ |
1154 | last_map_offset = map_offset; \ |
1155 | } \ |
1156 | tile_ptr = tile_base + (map_base[(pixel_x / 8)] * 64); \ |
1157 | current_pixel = tile_ptr[(pixel_x % 8)]; \ |
1158 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1159 | affine_render_next(combine_op) \ |
1160 | |
1161 | #define affine_render_scale(combine_op, alpha_op) \ |
1162 | { \ |
1163 | pixel_y = source_y >> 8; \ |
1164 | u32 i = 0; \ |
1165 | affine_render_bg_pixel_##combine_op(alpha_op); \ |
1166 | if((u32)pixel_y < (u32)width_height) \ |
1167 | { \ |
1168 | affine_render_scale_offset(); \ |
1169 | for(; i < end; i++) \ |
1170 | { \ |
1171 | pixel_x = source_x >> 8; \ |
1172 | \ |
1173 | if((u32)pixel_x < (u32)width_height) \ |
1174 | { \ |
1175 | break; \ |
1176 | } \ |
1177 | \ |
1178 | affine_render_bg_##combine_op(alpha_op); \ |
1179 | affine_render_next(combine_op); \ |
1180 | } \ |
1181 | \ |
1182 | for(; i < end; i++) \ |
1183 | { \ |
1184 | pixel_x = source_x >> 8; \ |
1185 | \ |
1186 | if((u32)pixel_x >= (u32)width_height) \ |
1187 | break; \ |
1188 | \ |
1189 | affine_render_scale_pixel(combine_op, alpha_op); \ |
1190 | } \ |
1191 | } \ |
1192 | affine_render_bg_remainder_##combine_op(alpha_op); \ |
1193 | } \ |
1194 | |
1195 | #define affine_render_scale_wrap(combine_op, alpha_op) \ |
1196 | { \ |
1197 | u32 wrap_mask = width_height - 1; \ |
1198 | pixel_y = (source_y >> 8) & wrap_mask; \ |
1199 | if((u32)pixel_y < (u32)width_height) \ |
1200 | { \ |
1201 | affine_render_scale_offset(); \ |
1202 | for(i = 0; i < end; i++) \ |
1203 | { \ |
1204 | pixel_x = (source_x >> 8) & wrap_mask; \ |
1205 | affine_render_scale_pixel(combine_op, alpha_op); \ |
1206 | } \ |
1207 | } \ |
1208 | } \ |
1209 | |
1210 | |
1211 | #define affine_render_rotate_pixel(combine_op, alpha_op) \ |
1212 | map_offset = (pixel_x / 8) + ((pixel_y / 8) << map_pitch); \ |
1213 | if(map_offset != last_map_offset) \ |
1214 | { \ |
1215 | tile_ptr = tile_base + (map_base[map_offset] * 64); \ |
1216 | last_map_offset = map_offset; \ |
1217 | } \ |
1218 | \ |
1219 | current_pixel = tile_ptr[(pixel_x % 8) + ((pixel_y % 8) * 8)]; \ |
1220 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1221 | affine_render_next(combine_op) \ |
1222 | |
1223 | #define affine_render_rotate(combine_op, alpha_op) \ |
1224 | { \ |
1225 | affine_render_bg_pixel_##combine_op(alpha_op); \ |
1226 | for(i = 0; i < end; i++) \ |
1227 | { \ |
1228 | pixel_x = source_x >> 8; \ |
1229 | pixel_y = source_y >> 8; \ |
1230 | \ |
1231 | if(((u32)pixel_x < (u32)width_height) && \ |
1232 | ((u32)pixel_y < (u32)width_height)) \ |
1233 | { \ |
1234 | break; \ |
1235 | } \ |
1236 | affine_render_bg_##combine_op(alpha_op); \ |
1237 | affine_render_next(combine_op); \ |
1238 | } \ |
1239 | \ |
1240 | for(; i < end; i++) \ |
1241 | { \ |
1242 | pixel_x = source_x >> 8; \ |
1243 | pixel_y = source_y >> 8; \ |
1244 | \ |
1245 | if(((u32)pixel_x >= (u32)width_height) || \ |
1246 | ((u32)pixel_y >= (u32)width_height)) \ |
1247 | { \ |
1248 | affine_render_bg_remainder_##combine_op(alpha_op); \ |
1249 | break; \ |
1250 | } \ |
1251 | \ |
1252 | affine_render_rotate_pixel(combine_op, alpha_op); \ |
1253 | } \ |
1254 | } \ |
1255 | |
1256 | #define affine_render_rotate_wrap(combine_op, alpha_op) \ |
1257 | { \ |
1258 | u32 wrap_mask = width_height - 1; \ |
1259 | for(i = 0; i < end; i++) \ |
1260 | { \ |
1261 | pixel_x = (source_x >> 8) & wrap_mask; \ |
1262 | pixel_y = (source_y >> 8) & wrap_mask; \ |
1263 | \ |
1264 | affine_render_rotate_pixel(combine_op, alpha_op); \ |
1265 | } \ |
1266 | } \ |
1267 | |
1268 | |
1269 | // Build affine background renderers. |
1270 | |
1271 | #define render_scanline_affine_builder(combine_op, alpha_op) \ |
1272 | void render_scanline_affine_##combine_op##_##alpha_op(u32 layer, \ |
1273 | u32 start, u32 end, void *scanline) \ |
1274 | { \ |
1275 | render_scanline_extra_variables_##combine_op##_##alpha_op(affine); \ |
1276 | u32 bg_control = io_registers[REG_BG0CNT + layer]; \ |
1277 | u32 current_pixel; \ |
1278 | s32 source_x, source_y; \ |
2823a4c8 |
1279 | u32 pixel_x, pixel_y; \ |
1280 | u32 layer_offset = (layer - 2) * 8; \ |
1281 | s32 dx, dy; \ |
1282 | u32 map_size = (bg_control >> 14) & 0x03; \ |
1283 | u32 width_height = 1 << (7 + map_size); \ |
1284 | u32 map_pitch = map_size + 4; \ |
1285 | u8 *map_base = vram + (((bg_control >> 8) & 0x1F) * (1024 * 2)); \ |
1286 | u8 *tile_base = vram + (((bg_control >> 2) & 0x03) * (1024 * 16)); \ |
bbba3209 |
1287 | u8 *tile_ptr = NULL; \ |
2823a4c8 |
1288 | u32 map_offset, last_map_offset = (u32)-1; \ |
1289 | u32 i; \ |
1290 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1291 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1292 | \ |
1293 | dx = (s16)io_registers[REG_BG2PA + layer_offset]; \ |
1294 | dy = (s16)io_registers[REG_BG2PC + layer_offset]; \ |
1295 | source_x = affine_reference_x[layer - 2] + (start * dx); \ |
1296 | source_y = affine_reference_y[layer - 2] + (start * dy); \ |
1297 | \ |
1298 | end -= start; \ |
1299 | \ |
1300 | switch(((bg_control >> 12) & 0x02) | (dy != 0)) \ |
1301 | { \ |
1302 | case 0x00: \ |
1303 | affine_render_scale(combine_op, alpha_op); \ |
1304 | break; \ |
1305 | \ |
1306 | case 0x01: \ |
1307 | affine_render_rotate(combine_op, alpha_op); \ |
1308 | break; \ |
1309 | \ |
1310 | case 0x02: \ |
1311 | affine_render_scale_wrap(combine_op, alpha_op); \ |
1312 | break; \ |
1313 | \ |
1314 | case 0x03: \ |
1315 | affine_render_rotate_wrap(combine_op, alpha_op); \ |
1316 | break; \ |
1317 | } \ |
1318 | } \ |
1319 | |
1320 | render_scanline_affine_builder(base, normal); |
1321 | render_scanline_affine_builder(transparent, normal); |
1322 | render_scanline_affine_builder(base, color16); |
1323 | render_scanline_affine_builder(transparent, color16); |
1324 | render_scanline_affine_builder(base, color32); |
1325 | render_scanline_affine_builder(transparent, color32); |
1326 | render_scanline_affine_builder(base, alpha); |
1327 | render_scanline_affine_builder(transparent, alpha); |
1328 | |
1329 | |
1330 | #define bitmap_render_pixel_mode3(alpha_op) \ |
1331 | convert_palette(current_pixel); \ |
1332 | *dest_ptr = current_pixel \ |
1333 | |
1334 | #define bitmap_render_pixel_mode4(alpha_op) \ |
1335 | tile_expand_base_##alpha_op(0) \ |
1336 | |
1337 | #define bitmap_render_pixel_mode5(alpha_op) \ |
1338 | bitmap_render_pixel_mode3(alpha_op) \ |
1339 | |
1340 | |
1341 | #define bitmap_render_scale(type, alpha_op, width, height) \ |
1342 | pixel_y = (source_y >> 8); \ |
1343 | if((u32)pixel_y < (u32)height) \ |
1344 | { \ |
1345 | pixel_x = (source_x >> 8); \ |
1346 | src_ptr += (pixel_y * width); \ |
1347 | if(dx == 0x100) \ |
1348 | { \ |
1349 | if(pixel_x < 0) \ |
1350 | { \ |
1351 | end += pixel_x; \ |
1352 | dest_ptr -= pixel_x; \ |
1353 | pixel_x = 0; \ |
1354 | } \ |
1355 | else \ |
1356 | \ |
1357 | if(pixel_x > 0) \ |
1358 | { \ |
1359 | src_ptr += pixel_x; \ |
1360 | } \ |
1361 | \ |
1362 | if((pixel_x + end) >= width) \ |
1363 | end = (width - pixel_x); \ |
1364 | \ |
1365 | for(i = 0; (s32)i < (s32)end; i++) \ |
1366 | { \ |
1367 | current_pixel = *src_ptr; \ |
1368 | bitmap_render_pixel_##type(alpha_op); \ |
1369 | src_ptr++; \ |
1370 | dest_ptr++; \ |
1371 | } \ |
1372 | } \ |
1373 | else \ |
1374 | { \ |
1375 | if((u32)(source_y >> 8) < (u32)height) \ |
1376 | { \ |
1377 | for(i = 0; i < end; i++) \ |
1378 | { \ |
1379 | pixel_x = (source_x >> 8); \ |
1380 | \ |
1381 | if((u32)pixel_x < (u32)width) \ |
1382 | break; \ |
1383 | \ |
1384 | source_x += dx; \ |
1385 | dest_ptr++; \ |
1386 | } \ |
1387 | \ |
1388 | for(; i < end; i++) \ |
1389 | { \ |
1390 | pixel_x = (source_x >> 8); \ |
1391 | \ |
1392 | if((u32)pixel_x >= (u32)width) \ |
1393 | break; \ |
1394 | \ |
1395 | current_pixel = src_ptr[pixel_x]; \ |
1396 | bitmap_render_pixel_##type(alpha_op); \ |
1397 | \ |
1398 | source_x += dx; \ |
1399 | dest_ptr++; \ |
1400 | } \ |
1401 | } \ |
1402 | } \ |
1403 | } \ |
1404 | |
1405 | #define bitmap_render_rotate(type, alpha_op, width, height) \ |
1406 | for(i = 0; i < end; i++) \ |
1407 | { \ |
1408 | pixel_x = source_x >> 8; \ |
1409 | pixel_y = source_y >> 8; \ |
1410 | \ |
1411 | if(((u32)pixel_x < (u32)width) && ((u32)pixel_y < (u32)height)) \ |
1412 | break; \ |
1413 | \ |
1414 | source_x += dx; \ |
1415 | source_y += dy; \ |
1416 | dest_ptr++; \ |
1417 | } \ |
1418 | \ |
1419 | for(; i < end; i++) \ |
1420 | { \ |
1421 | pixel_x = (source_x >> 8); \ |
1422 | pixel_y = (source_y >> 8); \ |
1423 | \ |
1424 | if(((u32)pixel_x >= (u32)width) || ((u32)pixel_y >= (u32)height)) \ |
1425 | break; \ |
1426 | \ |
1427 | current_pixel = src_ptr[pixel_x + (pixel_y * width)]; \ |
1428 | bitmap_render_pixel_##type(alpha_op); \ |
1429 | \ |
1430 | source_x += dx; \ |
1431 | source_y += dy; \ |
1432 | dest_ptr++; \ |
1433 | } \ |
1434 | |
1435 | |
1436 | #define render_scanline_vram_setup_mode3() \ |
1437 | u16 *src_ptr = (u16 *)vram \ |
1438 | |
1439 | #define render_scanline_vram_setup_mode5() \ |
1440 | u16 *src_ptr; \ |
1441 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1442 | src_ptr = (u16 *)(vram + 0xA000); \ |
1443 | else \ |
1444 | src_ptr = (u16 *)vram \ |
1445 | |
1446 | |
1447 | #ifdef RENDER_COLOR16_NORMAL |
1448 | |
1449 | #define render_scanline_vram_setup_mode4() \ |
1450 | const u32 pixel_combine = 0; \ |
1451 | u8 *src_ptr; \ |
1452 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1453 | src_ptr = vram + 0xA000; \ |
1454 | else \ |
1455 | src_ptr = vram \ |
1456 | |
1457 | |
1458 | #else |
1459 | |
1460 | #define render_scanline_vram_setup_mode4() \ |
1461 | u16 *palette = palette_ram_converted; \ |
1462 | u8 *src_ptr; \ |
1463 | if(io_registers[REG_DISPCNT] & 0x10) \ |
1464 | src_ptr = vram + 0xA000; \ |
1465 | else \ |
1466 | src_ptr = vram \ |
1467 | |
1468 | #endif |
1469 | |
1470 | |
1471 | |
1472 | // Build bitmap scanline rendering functions. |
1473 | |
1474 | #define render_scanline_bitmap_builder(type, alpha_op, width, height) \ |
bbba3209 |
1475 | static void render_scanline_bitmap_##type##_##alpha_op(u32 start, u32 end, \ |
2823a4c8 |
1476 | void *scanline) \ |
1477 | { \ |
2823a4c8 |
1478 | u32 current_pixel; \ |
1479 | s32 source_x, source_y; \ |
2823a4c8 |
1480 | s32 pixel_x, pixel_y; \ |
1481 | \ |
1482 | s32 dx = (s16)io_registers[REG_BG2PA]; \ |
1483 | s32 dy = (s16)io_registers[REG_BG2PC]; \ |
1484 | \ |
1485 | u32 i; \ |
1486 | \ |
1487 | render_scanline_dest_##alpha_op *dest_ptr = \ |
1488 | ((render_scanline_dest_##alpha_op *)scanline) + start; \ |
1489 | render_scanline_vram_setup_##type(); \ |
1490 | \ |
1491 | end -= start; \ |
1492 | \ |
1493 | source_x = affine_reference_x[0] + (start * dx); \ |
1494 | source_y = affine_reference_y[0] + (start * dy); \ |
1495 | \ |
1496 | if(dy == 0) \ |
1497 | { \ |
1498 | bitmap_render_scale(type, alpha_op, width, height); \ |
1499 | } \ |
1500 | else \ |
1501 | { \ |
1502 | bitmap_render_rotate(type, alpha_op, width, height); \ |
1503 | } \ |
1504 | } \ |
1505 | |
1506 | render_scanline_bitmap_builder(mode3, normal, 240, 160); |
1507 | render_scanline_bitmap_builder(mode4, normal, 240, 160); |
1508 | render_scanline_bitmap_builder(mode5, normal, 160, 128); |
1509 | |
1510 | |
1511 | // Fill in the renderers for a layer based on the mode type, |
1512 | |
1513 | #define tile_layer_render_functions(type) \ |
1514 | { \ |
1515 | render_scanline_##type##_base_normal, \ |
1516 | render_scanline_##type##_transparent_normal, \ |
1517 | render_scanline_##type##_base_alpha, \ |
1518 | render_scanline_##type##_transparent_alpha, \ |
1519 | render_scanline_##type##_base_color16, \ |
1520 | render_scanline_##type##_transparent_color16, \ |
1521 | render_scanline_##type##_base_color32, \ |
1522 | render_scanline_##type##_transparent_color32 \ |
1523 | } \ |
1524 | |
1525 | |
1526 | // Use if a layer is unsupported for that mode. |
1527 | |
1528 | #define tile_layer_render_null() \ |
1529 | { \ |
1530 | NULL, NULL, NULL, NULL \ |
1531 | } \ |
1532 | |
1533 | #define bitmap_layer_render_functions(type) \ |
1534 | { \ |
1535 | render_scanline_bitmap_##type##_normal \ |
1536 | } \ |
1537 | |
1538 | // Structs containing functions to render the layers for each mode, for |
1539 | // each render type. |
bbba3209 |
1540 | static const tile_layer_render_struct tile_mode_renderers[3][4] = |
2823a4c8 |
1541 | { |
1542 | { |
1543 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1544 | tile_layer_render_functions(text), tile_layer_render_functions(text) |
1545 | }, |
1546 | { |
1547 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1548 | tile_layer_render_functions(affine), tile_layer_render_functions(text) |
1549 | }, |
1550 | { |
1551 | tile_layer_render_functions(text), tile_layer_render_functions(text), |
1552 | tile_layer_render_functions(affine), tile_layer_render_functions(affine) |
1553 | } |
1554 | }; |
1555 | |
bbba3209 |
1556 | static const bitmap_layer_render_struct bitmap_mode_renderers[3] = |
2823a4c8 |
1557 | { |
1558 | bitmap_layer_render_functions(mode3), |
1559 | bitmap_layer_render_functions(mode4), |
1560 | bitmap_layer_render_functions(mode5) |
1561 | }; |
1562 | |
1563 | |
1564 | #define render_scanline_layer_functions_tile() \ |
bbba3209 |
1565 | const tile_layer_render_struct *layer_renderers = \ |
2823a4c8 |
1566 | tile_mode_renderers[dispcnt & 0x07] \ |
1567 | |
1568 | #define render_scanline_layer_functions_bitmap() \ |
bbba3209 |
1569 | const bitmap_layer_render_struct *layer_renderers = \ |
2823a4c8 |
1570 | bitmap_mode_renderers + ((dispcnt & 0x07) - 3) \ |
1571 | |
1572 | |
1573 | // Adjust a flipped obj's starting position |
1574 | |
1575 | #define obj_tile_offset_noflip(color_depth) \ |
1576 | |
1577 | #define obj_tile_offset_flip(color_depth) \ |
1578 | + (tile_size_##color_depth * ((obj_width - 8) / 8)) \ |
1579 | |
1580 | |
bbba3209 |
1581 | // Adjust the obj's starting point if it goes too far off the left edge of |
1582 | // the screen. |
2823a4c8 |
1583 | |
1584 | #define obj_tile_right_offset_noflip(color_depth) \ |
1585 | tile_ptr += (partial_tile_offset / 8) * tile_size_##color_depth \ |
1586 | |
1587 | #define obj_tile_right_offset_flip(color_depth) \ |
1588 | tile_ptr -= (partial_tile_offset / 8) * tile_size_##color_depth \ |
1589 | |
1590 | // Get the current row offset into an obj in 1D map space |
1591 | |
1592 | #define obj_tile_offset_1D(color_depth, flip_op) \ |
1593 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1594 | + ((vertical_offset / 8) * (obj_width / 8) * tile_size_##color_depth) \ |
1595 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1596 | obj_tile_offset_##flip_op(color_depth) \ |
1597 | |
1598 | // Get the current row offset into an obj in 2D map space |
1599 | |
1600 | #define obj_tile_offset_2D(color_depth, flip_op) \ |
1601 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1602 | + ((vertical_offset / 8) * 1024) \ |
1603 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1604 | obj_tile_offset_##flip_op(color_depth) \ |
1605 | |
1606 | |
1607 | // Get the palette for 4bpp obj. |
1608 | |
1609 | #define obj_get_palette_4bpp() \ |
1610 | current_palette = (obj_attribute_2 >> 8) & 0xF0 \ |
1611 | |
1612 | #define obj_get_palette_8bpp() \ |
1613 | |
1614 | |
1615 | // Render the current row of an obj. |
1616 | |
1617 | #define obj_render(combine_op, color_depth, alpha_op, map_space, flip_op) \ |
1618 | { \ |
1619 | obj_get_palette_##color_depth(); \ |
1620 | obj_tile_offset_##map_space(color_depth, flip_op); \ |
1621 | \ |
1622 | if(obj_x < (s32)start) \ |
1623 | { \ |
1624 | dest_ptr = scanline + start; \ |
1625 | pixel_run = obj_width - (start - obj_x); \ |
1626 | if((s32)pixel_run > 0) \ |
1627 | { \ |
1628 | if((obj_x + obj_width) >= end) \ |
1629 | { \ |
1630 | pixel_run = end - start; \ |
1631 | partial_tile_offset = start - obj_x; \ |
1632 | obj_tile_right_offset_##flip_op(color_depth); \ |
1633 | partial_tile_offset %= 8; \ |
1634 | \ |
1635 | if(partial_tile_offset) \ |
1636 | { \ |
1637 | partial_tile_run = 8 - partial_tile_offset; \ |
1638 | if((s32)pixel_run < (s32)partial_tile_run) \ |
1639 | { \ |
1640 | if((s32)pixel_run > 0) \ |
1641 | { \ |
1642 | partial_tile_run = pixel_run; \ |
1643 | partial_tile_mid_obj(combine_op, color_depth, alpha_op, \ |
1644 | flip_op); \ |
1645 | } \ |
1646 | continue; \ |
1647 | } \ |
1648 | else \ |
1649 | { \ |
1650 | pixel_run -= partial_tile_run; \ |
1651 | partial_tile_right_obj(combine_op, color_depth, alpha_op, \ |
1652 | flip_op); \ |
1653 | } \ |
1654 | } \ |
1655 | tile_run = pixel_run / 8; \ |
1656 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1657 | partial_tile_run = pixel_run % 8; \ |
1658 | if(partial_tile_run) \ |
1659 | { \ |
1660 | partial_tile_left_obj(combine_op, color_depth, alpha_op, \ |
1661 | flip_op); \ |
1662 | } \ |
1663 | } \ |
1664 | else \ |
1665 | { \ |
1666 | partial_tile_offset = start - obj_x; \ |
1667 | obj_tile_right_offset_##flip_op(color_depth); \ |
1668 | partial_tile_offset %= 8; \ |
1669 | if(partial_tile_offset) \ |
1670 | { \ |
1671 | partial_tile_run = 8 - partial_tile_offset; \ |
1672 | partial_tile_right_obj(combine_op, color_depth, alpha_op, \ |
1673 | flip_op); \ |
1674 | } \ |
1675 | tile_run = pixel_run / 8; \ |
1676 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1677 | } \ |
1678 | } \ |
1679 | } \ |
1680 | else \ |
1681 | \ |
1682 | if((obj_x + obj_width) >= end) \ |
1683 | { \ |
1684 | pixel_run = end - obj_x; \ |
1685 | if((s32)pixel_run > 0) \ |
1686 | { \ |
1687 | dest_ptr = scanline + obj_x; \ |
1688 | tile_run = pixel_run / 8; \ |
1689 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1690 | partial_tile_run = pixel_run % 8; \ |
1691 | if(partial_tile_run) \ |
1692 | { \ |
1693 | partial_tile_left_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1694 | } \ |
1695 | } \ |
1696 | } \ |
1697 | else \ |
1698 | { \ |
1699 | dest_ptr = scanline + obj_x; \ |
1700 | tile_run = obj_width / 8; \ |
1701 | multiple_tile_obj(combine_op, color_depth, alpha_op, flip_op); \ |
1702 | } \ |
1703 | } \ |
1704 | |
1705 | #define obj_scale_offset_1D(color_depth) \ |
1706 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1707 | + ((vertical_offset / 8) * (max_x / 8) * tile_size_##color_depth) \ |
1708 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1709 | |
1710 | // Get the current row offset into an obj in 2D map space |
1711 | |
1712 | #define obj_scale_offset_2D(color_depth) \ |
1713 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32) \ |
1714 | + ((vertical_offset / 8) * 1024) \ |
1715 | + ((vertical_offset % 8) * tile_width_##color_depth) \ |
1716 | |
1717 | #define obj_render_scale_pixel_4bpp(combine_op, alpha_op) \ |
1718 | if(tile_x & 0x01) \ |
1719 | { \ |
1720 | current_pixel = tile_ptr[tile_map_offset + ((tile_x >> 1) & 0x03)] >> 4; \ |
1721 | } \ |
1722 | else \ |
1723 | { \ |
1724 | current_pixel = \ |
1725 | tile_ptr[tile_map_offset + ((tile_x >> 1) & 0x03)] & 0x0F; \ |
1726 | } \ |
1727 | \ |
1728 | tile_4bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1729 | |
1730 | |
1731 | #define obj_render_scale_pixel_8bpp(combine_op, alpha_op) \ |
1732 | current_pixel = tile_ptr[tile_map_offset + (tile_x & 0x07)]; \ |
1733 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op); \ |
1734 | |
1735 | #define obj_render_scale(combine_op, color_depth, alpha_op, map_space) \ |
1736 | { \ |
1737 | u32 vertical_offset; \ |
1738 | source_y += (y_delta * dmy); \ |
1739 | vertical_offset = (source_y >> 8); \ |
1740 | if((u32)vertical_offset < (u32)max_y) \ |
1741 | { \ |
1742 | obj_scale_offset_##map_space(color_depth); \ |
1743 | source_x += (y_delta * dmx) - (middle_x * dx); \ |
1744 | \ |
1745 | for(i = 0; i < obj_width; i++) \ |
1746 | { \ |
1747 | tile_x = (source_x >> 8); \ |
1748 | \ |
1749 | if((u32)tile_x < (u32)max_x) \ |
1750 | break; \ |
1751 | \ |
1752 | source_x += dx; \ |
1753 | advance_dest_ptr_##combine_op(1); \ |
1754 | } \ |
1755 | \ |
1756 | for(; i < obj_width; i++) \ |
1757 | { \ |
1758 | tile_x = (source_x >> 8); \ |
1759 | \ |
1760 | if((u32)tile_x >= (u32)max_x) \ |
1761 | break; \ |
1762 | \ |
1763 | tile_map_offset = (tile_x >> 3) * tile_size_##color_depth; \ |
1764 | obj_render_scale_pixel_##color_depth(combine_op, alpha_op); \ |
1765 | \ |
1766 | source_x += dx; \ |
1767 | advance_dest_ptr_##combine_op(1); \ |
1768 | } \ |
1769 | } \ |
1770 | } \ |
1771 | |
1772 | |
1773 | #define obj_rotate_offset_1D(color_depth) \ |
1774 | obj_tile_pitch = (max_x / 8) * tile_size_##color_depth \ |
1775 | |
1776 | #define obj_rotate_offset_2D(color_depth) \ |
1777 | obj_tile_pitch = 1024 \ |
1778 | |
1779 | #define obj_render_rotate_pixel_4bpp(combine_op, alpha_op) \ |
1780 | if(tile_x & 0x01) \ |
1781 | { \ |
1782 | current_pixel = tile_ptr[tile_map_offset + \ |
1783 | ((tile_x >> 1) & 0x03) + ((tile_y & 0x07) * obj_pitch)] >> 4; \ |
1784 | } \ |
1785 | else \ |
1786 | { \ |
1787 | current_pixel = tile_ptr[tile_map_offset + \ |
1788 | ((tile_x >> 1) & 0x03) + ((tile_y & 0x07) * obj_pitch)] & 0x0F; \ |
1789 | } \ |
1790 | \ |
1791 | tile_4bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1792 | |
1793 | #define obj_render_rotate_pixel_8bpp(combine_op, alpha_op) \ |
1794 | current_pixel = tile_ptr[tile_map_offset + \ |
1795 | (tile_x & 0x07) + ((tile_y & 0x07) * obj_pitch)]; \ |
1796 | \ |
1797 | tile_8bpp_draw_##combine_op(0, none, 0, alpha_op) \ |
1798 | |
1799 | #define obj_render_rotate(combine_op, color_depth, alpha_op, map_space) \ |
1800 | { \ |
1801 | tile_ptr = tile_base + ((obj_attribute_2 & 0x3FF) * 32); \ |
1802 | obj_rotate_offset_##map_space(color_depth); \ |
1803 | \ |
1804 | source_x += (y_delta * dmx) - (middle_x * dx); \ |
1805 | source_y += (y_delta * dmy) - (middle_x * dy); \ |
1806 | \ |
1807 | for(i = 0; i < obj_width; i++) \ |
1808 | { \ |
1809 | tile_x = (source_x >> 8); \ |
1810 | tile_y = (source_y >> 8); \ |
1811 | \ |
1812 | if(((u32)tile_x < (u32)max_x) && ((u32)tile_y < (u32)max_y)) \ |
1813 | break; \ |
1814 | \ |
1815 | source_x += dx; \ |
1816 | source_y += dy; \ |
1817 | advance_dest_ptr_##combine_op(1); \ |
1818 | } \ |
1819 | \ |
1820 | for(; i < obj_width; i++) \ |
1821 | { \ |
1822 | tile_x = (source_x >> 8); \ |
1823 | tile_y = (source_y >> 8); \ |
1824 | \ |
1825 | if(((u32)tile_x >= (u32)max_x) || ((u32)tile_y >= (u32)max_y)) \ |
1826 | break; \ |
1827 | \ |
1828 | tile_map_offset = ((tile_x >> 3) * tile_size_##color_depth) + \ |
1829 | ((tile_y >> 3) * obj_tile_pitch); \ |
1830 | obj_render_rotate_pixel_##color_depth(combine_op, alpha_op); \ |
1831 | \ |
1832 | source_x += dx; \ |
1833 | source_y += dy; \ |
1834 | advance_dest_ptr_##combine_op(1); \ |
1835 | } \ |
1836 | } \ |
1837 | |
1838 | // Render the current row of an affine transformed OBJ. |
1839 | |
1840 | #define obj_render_affine(combine_op, color_depth, alpha_op, map_space) \ |
1841 | { \ |
bbba3209 |
1842 | s16 *params = (s16 *)oam_ram + (((obj_attribute_1 >> 9) & 0x1F) * 16); \ |
2823a4c8 |
1843 | s32 dx = params[3]; \ |
1844 | s32 dmx = params[7]; \ |
1845 | s32 dy = params[11]; \ |
1846 | s32 dmy = params[15]; \ |
1847 | s32 source_x, source_y; \ |
1848 | s32 tile_x, tile_y; \ |
2823a4c8 |
1849 | u32 tile_map_offset; \ |
1850 | s32 middle_x; \ |
1851 | s32 middle_y; \ |
1852 | s32 max_x = obj_width; \ |
1853 | s32 max_y = obj_height; \ |
1854 | s32 y_delta; \ |
1855 | u32 obj_pitch = tile_width_##color_depth; \ |
1856 | u32 obj_tile_pitch; \ |
1857 | \ |
1858 | middle_x = (obj_width / 2); \ |
1859 | middle_y = (obj_height / 2); \ |
1860 | \ |
1861 | source_x = (middle_x << 8); \ |
1862 | source_y = (middle_y << 8); \ |
1863 | \ |
1864 | \ |
1865 | if(obj_attribute_0 & 0x200) \ |
1866 | { \ |
1867 | obj_width *= 2; \ |
1868 | obj_height *= 2; \ |
1869 | middle_x *= 2; \ |
1870 | middle_y *= 2; \ |
1871 | } \ |
1872 | \ |
1873 | if((s32)obj_x < (s32)start) \ |
1874 | { \ |
1875 | u32 x_delta = start - obj_x; \ |
1876 | middle_x -= x_delta; \ |
1877 | obj_width -= x_delta; \ |
1878 | obj_x = start; \ |
1879 | \ |
1880 | if((s32)obj_width <= 0) \ |
1881 | continue; \ |
1882 | } \ |
1883 | \ |
1884 | if((s32)(obj_x + obj_width) >= (s32)end) \ |
1885 | { \ |
1886 | obj_width = end - obj_x; \ |
1887 | \ |
1888 | if((s32)obj_width <= 0) \ |
1889 | continue; \ |
1890 | } \ |
1891 | dest_ptr = scanline + obj_x; \ |
1892 | \ |
1893 | y_delta = vcount - (obj_y + middle_y); \ |
1894 | \ |
1895 | obj_get_palette_##color_depth(); \ |
1896 | \ |
1897 | if(dy == 0) \ |
1898 | { \ |
1899 | obj_render_scale(combine_op, color_depth, alpha_op, map_space); \ |
1900 | } \ |
1901 | else \ |
1902 | { \ |
1903 | obj_render_rotate(combine_op, color_depth, alpha_op, map_space); \ |
1904 | } \ |
1905 | } \ |
1906 | |
bbba3209 |
1907 | static const u32 obj_width_table[] = |
1908 | { 8, 16, 32, 64, 16, 32, 32, 64, 8, 8, 16, 32 }; |
1909 | static const u32 obj_height_table[] = |
1910 | { 8, 16, 32, 64, 8, 8, 16, 32, 16, 32, 32, 64 }; |
2823a4c8 |
1911 | |
bbba3209 |
1912 | static u8 obj_priority_list[5][160][128]; |
1913 | static u32 obj_priority_count[5][160]; |
1914 | static u32 obj_alpha_count[160]; |
2823a4c8 |
1915 | |
1916 | |
1917 | // Build obj rendering functions |
1918 | |
1919 | #ifdef RENDER_COLOR16_NORMAL |
1920 | |
1921 | #define render_scanline_obj_extra_variables_normal(bg_type) \ |
1922 | const u32 pixel_combine = (1 << 8) \ |
1923 | |
1924 | #else |
1925 | |
1926 | #define render_scanline_obj_extra_variables_normal(bg_type) \ |
1927 | u16 *palette = palette_ram_converted + 256 \ |
1928 | |
1929 | #endif |
1930 | |
1931 | |
1932 | #define render_scanline_obj_extra_variables_color() \ |
2823a4c8 |
1933 | u32 pixel_combine = color_combine_mask(4) | (1 << 8) \ |
1934 | |
1935 | #define render_scanline_obj_extra_variables_alpha_obj(map_space) \ |
1936 | render_scanline_obj_extra_variables_color(); \ |
bbba3209 |
1937 | u32 dest; \ |
2823a4c8 |
1938 | if((pixel_combine & 0x00000200) == 0) \ |
1939 | { \ |
1940 | render_scanline_obj_color32_##map_space(priority, start, end, scanline); \ |
1941 | return; \ |
1942 | } \ |
1943 | |
1944 | #define render_scanline_obj_extra_variables_color16(map_space) \ |
1945 | render_scanline_obj_extra_variables_color() \ |
1946 | |
1947 | #define render_scanline_obj_extra_variables_color32(map_space) \ |
1948 | render_scanline_obj_extra_variables_color() \ |
1949 | |
1950 | #define render_scanline_obj_extra_variables_partial_alpha(map_space) \ |
1951 | render_scanline_obj_extra_variables_color(); \ |
bbba3209 |
1952 | u32 base_pixel_combine = pixel_combine; \ |
1953 | u32 dest \ |
2823a4c8 |
1954 | |
1955 | #define render_scanline_obj_extra_variables_copy(type) \ |
1956 | u32 bldcnt = io_registers[REG_BLDCNT]; \ |
1957 | u32 dispcnt = io_registers[REG_DISPCNT]; \ |
1958 | u32 obj_enable = io_registers[REG_WINOUT] >> 8; \ |
1959 | render_scanline_layer_functions_##type(); \ |
1960 | u32 copy_start, copy_end; \ |
1961 | u16 copy_buffer[240]; \ |
1962 | u16 *copy_ptr \ |
1963 | |
1964 | #define render_scanline_obj_extra_variables_copy_tile(map_space) \ |
1965 | render_scanline_obj_extra_variables_copy(tile) \ |
1966 | |
1967 | #define render_scanline_obj_extra_variables_copy_bitmap(map_space) \ |
1968 | render_scanline_obj_extra_variables_copy(bitmap) \ |
1969 | |
1970 | |
1971 | #define render_scanline_obj_main(combine_op, alpha_op, map_space) \ |
1972 | if(obj_attribute_0 & 0x100) \ |
1973 | { \ |
1974 | if((obj_attribute_0 >> 13) & 0x01) \ |
1975 | { \ |
1976 | obj_render_affine(combine_op, 8bpp, alpha_op, map_space); \ |
1977 | } \ |
1978 | else \ |
1979 | { \ |
1980 | obj_render_affine(combine_op, 4bpp, alpha_op, map_space); \ |
1981 | } \ |
1982 | } \ |
1983 | else \ |
1984 | { \ |
1985 | vertical_offset = vcount - obj_y; \ |
1986 | \ |
1987 | if((obj_attribute_1 >> 13) & 0x01) \ |
1988 | vertical_offset = obj_height - vertical_offset - 1; \ |
1989 | \ |
1990 | switch(((obj_attribute_0 >> 12) & 0x02) | \ |
1991 | ((obj_attribute_1 >> 12) & 0x01)) \ |
1992 | { \ |
1993 | case 0x0: \ |
1994 | obj_render(combine_op, 4bpp, alpha_op, map_space, noflip); \ |
1995 | break; \ |
1996 | \ |
1997 | case 0x1: \ |
1998 | obj_render(combine_op, 4bpp, alpha_op, map_space, flip); \ |
1999 | break; \ |
2000 | \ |
2001 | case 0x2: \ |
2002 | obj_render(combine_op, 8bpp, alpha_op, map_space, noflip); \ |
2003 | break; \ |
2004 | \ |
2005 | case 0x3: \ |
2006 | obj_render(combine_op, 8bpp, alpha_op, map_space, flip); \ |
2007 | break; \ |
2008 | } \ |
2009 | } \ |
2010 | |
2011 | #define render_scanline_obj_no_partial_alpha(combine_op, alpha_op, map_space) \ |
2012 | render_scanline_obj_main(combine_op, alpha_op, map_space) \ |
2013 | |
2014 | #define render_scanline_obj_partial_alpha(combine_op, alpha_op, map_space) \ |
2015 | if((obj_attribute_0 >> 10) & 0x03) \ |
2016 | { \ |
2017 | pixel_combine = 0x00000300; \ |
2018 | render_scanline_obj_main(combine_op, alpha_obj, map_space); \ |
2019 | } \ |
2020 | else \ |
2021 | { \ |
2022 | pixel_combine = base_pixel_combine; \ |
2023 | render_scanline_obj_main(combine_op, color32, map_space); \ |
2024 | } \ |
2025 | |
2026 | #define render_scanline_obj_prologue_transparent(alpha_op) \ |
2027 | |
2028 | #define render_scanline_obj_prologue_copy_body(type) \ |
2029 | copy_start = obj_x; \ |
2030 | if(obj_attribute_0 & 0x200) \ |
2031 | copy_end = obj_x + (obj_width * 2); \ |
2032 | else \ |
2033 | copy_end = obj_x + obj_width; \ |
2034 | \ |
2035 | if(copy_start < start) \ |
2036 | copy_start = start; \ |
2037 | if(copy_end > end) \ |
2038 | copy_end = end; \ |
2039 | \ |
2040 | if((copy_start < end) && (copy_end > start)) \ |
2041 | { \ |
2042 | render_scanline_conditional_##type(copy_start, copy_end, copy_buffer, \ |
2043 | obj_enable, dispcnt, bldcnt, layer_renderers); \ |
2044 | copy_ptr = copy_buffer + copy_start; \ |
2045 | } \ |
2046 | else \ |
2047 | { \ |
2048 | continue; \ |
2049 | } \ |
2050 | |
2051 | #define render_scanline_obj_prologue_copy_tile() \ |
2052 | render_scanline_obj_prologue_copy_body(tile) \ |
2053 | |
2054 | #define render_scanline_obj_prologue_copy_bitmap() \ |
2055 | render_scanline_obj_prologue_copy_body(bitmap) \ |
2056 | |
2057 | #define render_scanline_obj_prologue_copy(alpha_op) \ |
2058 | render_scanline_obj_prologue_##alpha_op() \ |
2059 | |
2060 | |
2061 | #define render_scanline_obj_builder(combine_op, alpha_op, map_space, \ |
2062 | partial_alpha_op) \ |
bbba3209 |
2063 | static void render_scanline_obj_##alpha_op##_##map_space(u32 priority, \ |
2823a4c8 |
2064 | u32 start, u32 end, render_scanline_dest_##alpha_op *scanline) \ |
2065 | { \ |
2066 | render_scanline_obj_extra_variables_##alpha_op(map_space); \ |
2067 | s32 obj_num, i; \ |
2068 | s32 obj_x, obj_y; \ |
2069 | s32 obj_size; \ |
2070 | s32 obj_width, obj_height; \ |
2071 | u32 obj_attribute_0, obj_attribute_1, obj_attribute_2; \ |
2072 | s32 vcount = io_registers[REG_VCOUNT]; \ |
2073 | u32 tile_run; \ |
2074 | u32 current_pixels; \ |
2075 | u32 current_pixel; \ |
2076 | u32 current_palette; \ |
2077 | u32 vertical_offset; \ |
2078 | u32 partial_tile_run, partial_tile_offset; \ |
2079 | u32 pixel_run; \ |
2080 | u16 *oam_ptr; \ |
2081 | render_scanline_dest_##alpha_op *dest_ptr; \ |
2082 | u8 *tile_base = vram + 0x10000; \ |
2083 | u8 *tile_ptr; \ |
2084 | u32 obj_count = obj_priority_count[priority][vcount]; \ |
2085 | u8 *obj_list = obj_priority_list[priority][vcount]; \ |
2086 | \ |
2087 | for(obj_num = 0; obj_num < obj_count; obj_num++) \ |
2088 | { \ |
2089 | oam_ptr = oam_ram + (obj_list[obj_num] * 4); \ |
2090 | obj_attribute_0 = oam_ptr[0]; \ |
2091 | obj_attribute_1 = oam_ptr[1]; \ |
2092 | obj_attribute_2 = oam_ptr[2]; \ |
2093 | obj_size = ((obj_attribute_0 >> 12) & 0x0C) | (obj_attribute_1 >> 14); \ |
2094 | \ |
2095 | obj_x = (s32)(obj_attribute_1 << 23) >> 23; \ |
2096 | obj_width = obj_width_table[obj_size]; \ |
2097 | \ |
2098 | render_scanline_obj_prologue_##combine_op(alpha_op); \ |
2099 | \ |
2100 | obj_y = obj_attribute_0 & 0xFF; \ |
2101 | \ |
2102 | if(obj_y > 160) \ |
2103 | obj_y -= 256; \ |
2104 | \ |
2105 | obj_height = obj_height_table[obj_size]; \ |
2106 | render_scanline_obj_##partial_alpha_op(combine_op, alpha_op, map_space); \ |
2107 | } \ |
2108 | } \ |
2109 | |
2110 | render_scanline_obj_builder(transparent, normal, 1D, no_partial_alpha); |
2111 | render_scanline_obj_builder(transparent, normal, 2D, no_partial_alpha); |
2112 | render_scanline_obj_builder(transparent, color16, 1D, no_partial_alpha); |
2113 | render_scanline_obj_builder(transparent, color16, 2D, no_partial_alpha); |
2114 | render_scanline_obj_builder(transparent, color32, 1D, no_partial_alpha); |
2115 | render_scanline_obj_builder(transparent, color32, 2D, no_partial_alpha); |
2116 | render_scanline_obj_builder(transparent, alpha_obj, 1D, no_partial_alpha); |
2117 | render_scanline_obj_builder(transparent, alpha_obj, 2D, no_partial_alpha); |
2118 | render_scanline_obj_builder(transparent, partial_alpha, 1D, partial_alpha); |
2119 | render_scanline_obj_builder(transparent, partial_alpha, 2D, partial_alpha); |
2120 | render_scanline_obj_builder(copy, copy_tile, 1D, no_partial_alpha); |
2121 | render_scanline_obj_builder(copy, copy_tile, 2D, no_partial_alpha); |
2122 | render_scanline_obj_builder(copy, copy_bitmap, 1D, no_partial_alpha); |
2123 | render_scanline_obj_builder(copy, copy_bitmap, 2D, no_partial_alpha); |
2124 | |
2125 | |
2126 | |
bbba3209 |
2127 | static void order_obj(u32 video_mode) |
2823a4c8 |
2128 | { |
2129 | s32 obj_num, priority, row; |
2130 | s32 obj_x, obj_y; |
2131 | s32 obj_size, obj_mode; |
2132 | s32 obj_width, obj_height; |
2133 | u32 obj_priority; |
2134 | u32 obj_attribute_0, obj_attribute_1, obj_attribute_2; |
2823a4c8 |
2135 | u32 current_count; |
2136 | u16 *oam_ptr = oam_ram + 508; |
2823a4c8 |
2137 | |
2138 | for(priority = 0; priority < 5; priority++) |
2139 | { |
2140 | for(row = 0; row < 160; row++) |
2141 | { |
2142 | obj_priority_count[priority][row] = 0; |
2143 | } |
2144 | } |
2145 | |
2146 | for(row = 0; row < 160; row++) |
2147 | { |
2148 | obj_alpha_count[row] = 0; |
2149 | } |
2150 | |
2151 | for(obj_num = 127; obj_num >= 0; obj_num--, oam_ptr -= 4) |
2152 | { |
2153 | obj_attribute_0 = oam_ptr[0]; |
2154 | obj_attribute_2 = oam_ptr[2]; |
2155 | obj_size = obj_attribute_0 & 0xC000; |
2156 | obj_priority = (obj_attribute_2 >> 10) & 0x03; |
2157 | obj_mode = (obj_attribute_0 >> 10) & 0x03; |
2158 | |
2159 | if(((obj_attribute_0 & 0x0300) != 0x0200) && (obj_size != 0xC000) && |
2160 | (obj_mode != 3) && ((video_mode < 3) || |
2161 | ((obj_attribute_2 & 0x3FF) >= 512))) |
2162 | { |
2163 | obj_y = obj_attribute_0 & 0xFF; |
2164 | if(obj_y > 160) |
2165 | obj_y -= 256; |
2166 | |
2167 | obj_attribute_1 = oam_ptr[1]; |
2168 | obj_size = ((obj_size >> 12) & 0x0C) | (obj_attribute_1 >> 14); |
2169 | obj_height = obj_height_table[obj_size]; |
2170 | obj_width = obj_width_table[obj_size]; |
2171 | |
2172 | if(obj_attribute_0 & 0x200) |
2173 | { |
2174 | obj_height *= 2; |
2175 | obj_width *= 2; |
2176 | } |
2177 | |
2178 | if(((obj_y + obj_height) > 0) && (obj_y < 160)) |
2179 | { |
2180 | obj_x = (s32)(obj_attribute_1 << 23) >> 23; |
2181 | |
2182 | if(((obj_x + obj_width) > 0) && (obj_x < 240)) |
2183 | { |
2184 | if(obj_y < 0) |
2185 | { |
2186 | obj_height += obj_y; |
2187 | obj_y = 0; |
2188 | } |
2189 | |
2190 | if((obj_y + obj_height) >= 160) |
2191 | { |
2192 | obj_height = 160 - obj_y; |
2193 | } |
2194 | |
2195 | if(obj_mode == 1) |
2196 | { |
2197 | for(row = obj_y; row < obj_y + obj_height; row++) |
2198 | { |
2199 | current_count = obj_priority_count[obj_priority][row]; |
2200 | obj_priority_list[obj_priority][row][current_count] = obj_num; |
2201 | obj_priority_count[obj_priority][row] = current_count + 1; |
2202 | obj_alpha_count[row]++; |
2203 | } |
2204 | } |
2205 | else |
2206 | { |
2207 | if(obj_mode == 2) |
2208 | { |
2209 | obj_priority = 4; |
2210 | } |
2211 | |
2212 | for(row = obj_y; row < obj_y + obj_height; row++) |
2213 | { |
2214 | current_count = obj_priority_count[obj_priority][row]; |
2215 | obj_priority_list[obj_priority][row][current_count] = obj_num; |
2216 | obj_priority_count[obj_priority][row] = current_count + 1; |
2217 | } |
2218 | } |
2219 | } |
2220 | } |
2221 | } |
2222 | } |
2223 | } |
2224 | |
2225 | u32 layer_order[16]; |
2226 | u32 layer_count; |
2227 | |
bbba3209 |
2228 | static void order_layers(u32 layer_flags) |
2823a4c8 |
2229 | { |
2230 | s32 priority, layer_number; |
2231 | layer_count = 0; |
2232 | |
2233 | for(priority = 3; priority >= 0; priority--) |
2234 | { |
2235 | for(layer_number = 3; layer_number >= 0; layer_number--) |
2236 | { |
2237 | if(((layer_flags >> layer_number) & 1) && |
2238 | ((io_registers[REG_BG0CNT + layer_number] & 0x03) == priority)) |
2239 | { |
2240 | layer_order[layer_count] = layer_number; |
2241 | layer_count++; |
2242 | } |
2243 | } |
2244 | |
2245 | if((obj_priority_count[priority][io_registers[REG_VCOUNT]] > 0) |
2246 | && (layer_flags & 0x10)) |
2247 | { |
2248 | layer_order[layer_count] = priority | 0x04; |
2249 | layer_count++; |
2250 | } |
2251 | } |
2252 | } |
2253 | |
2254 | #define fill_line(_start, _end) \ |
2255 | u32 i; \ |
2256 | \ |
2257 | for(i = _start; i < _end; i++) \ |
2258 | { \ |
2259 | dest_ptr[i] = color; \ |
2260 | } \ |
2261 | |
2262 | |
2263 | #define fill_line_color_normal() \ |
2264 | color = palette_ram_converted[color] \ |
2265 | |
2266 | #define fill_line_color_alpha() \ |
2267 | |
2268 | #define fill_line_color_color16() \ |
2269 | |
2270 | #define fill_line_color_color32() \ |
2271 | |
2272 | #define fill_line_builder(type) \ |
bbba3209 |
2273 | static void fill_line_##type(u16 color, render_scanline_dest_##type *dest_ptr,\ |
2823a4c8 |
2274 | u32 start, u32 end) \ |
2275 | { \ |
2276 | fill_line_color_##type(); \ |
2277 | fill_line(start, end); \ |
2278 | } \ |
2279 | |
2280 | fill_line_builder(normal); |
2281 | fill_line_builder(alpha); |
2282 | fill_line_builder(color16); |
2283 | fill_line_builder(color32); |
2284 | |
2285 | |
2286 | // Alpha blend two pixels (pixel_top and pixel_bottom). |
2287 | |
2288 | #define blend_pixel() \ |
2289 | pixel_bottom = palette_ram_converted[(pixel_pair >> 16) & 0x1FF]; \ |
2290 | pixel_bottom = (pixel_bottom | (pixel_bottom << 16)) & 0x07E0F81F; \ |
2291 | pixel_top = ((pixel_top * blend_a) + (pixel_bottom * blend_b)) >> 4 \ |
2292 | |
2293 | |
2294 | // Alpha blend two pixels, allowing for saturation (individual channels > 31). |
2295 | // The operation is optimized towards saturation not occuring. |
2296 | |
2297 | #define blend_saturate_pixel() \ |
2298 | pixel_bottom = palette_ram_converted[(pixel_pair >> 16) & 0x1FF]; \ |
2299 | pixel_bottom = (pixel_bottom | (pixel_bottom << 16)) & 0x07E0F81F; \ |
2300 | pixel_top = ((pixel_top * blend_a) + (pixel_bottom * blend_b)) >> 4; \ |
2301 | if(pixel_top & 0x08010020) \ |
2302 | { \ |
2303 | if(pixel_top & 0x08000000) \ |
2304 | pixel_top |= 0x07E00000; \ |
2305 | \ |
2306 | if(pixel_top & 0x00010000) \ |
2307 | pixel_top |= 0x0000F800; \ |
2308 | \ |
2309 | if(pixel_top & 0x00000020) \ |
2310 | pixel_top |= 0x0000001F; \ |
2311 | } \ |
2312 | |
2313 | #define brighten_pixel() \ |
2314 | pixel_top = upper + ((pixel_top * blend) >> 4); \ |
2315 | |
2316 | #define darken_pixel() \ |
2317 | pixel_top = (pixel_top * blend) >> 4; \ |
2318 | |
2319 | #define effect_condition_alpha \ |
2320 | ((pixel_pair & 0x04000200) == 0x04000200) \ |
2321 | |
2322 | #define effect_condition_fade(pixel_source) \ |
2323 | ((pixel_source & 0x00000200) == 0x00000200) \ |
2324 | |
2325 | #define expand_pixel_no_dest(expand_type, pixel_source) \ |
2326 | pixel_top = (pixel_top | (pixel_top << 16)) & 0x07E0F81F; \ |
2327 | expand_type##_pixel(); \ |
2328 | pixel_top &= 0x07E0F81F; \ |
2329 | pixel_top = (pixel_top >> 16) | pixel_top \ |
2330 | |
2331 | #define expand_pixel(expand_type, pixel_source) \ |
2332 | pixel_top = palette_ram_converted[pixel_source & 0x1FF]; \ |
2333 | expand_pixel_no_dest(expand_type, pixel_source); \ |
2334 | *screen_dest_ptr = pixel_top \ |
2335 | |
2336 | #define expand_loop(expand_type, effect_condition, pixel_source) \ |
2337 | screen_src_ptr += start; \ |
2338 | screen_dest_ptr += start; \ |
2339 | \ |
2340 | end -= start; \ |
2341 | \ |
2342 | for(i = 0; i < end; i++) \ |
2343 | { \ |
2344 | pixel_source = *screen_src_ptr; \ |
2345 | if(effect_condition) \ |
2346 | { \ |
2347 | expand_pixel(expand_type, pixel_source); \ |
2348 | } \ |
2349 | else \ |
2350 | { \ |
2351 | *screen_dest_ptr = \ |
2352 | palette_ram_converted[pixel_source & 0x1FF]; \ |
2353 | } \ |
2354 | \ |
2355 | screen_src_ptr++; \ |
2356 | screen_dest_ptr++; \ |
2357 | } \ |
2358 | |
2359 | |
2360 | #define expand_loop_partial_alpha(alpha_expand, expand_type) \ |
2361 | screen_src_ptr += start; \ |
2362 | screen_dest_ptr += start; \ |
2363 | \ |
2364 | end -= start; \ |
2365 | \ |
2366 | for(i = 0; i < end; i++) \ |
2367 | { \ |
2368 | pixel_pair = *screen_src_ptr; \ |
2369 | if(effect_condition_fade(pixel_pair)) \ |
2370 | { \ |
2371 | if(effect_condition_alpha) \ |
2372 | { \ |
2373 | expand_pixel(alpha_expand, pixel_pair); \ |
2374 | } \ |
2375 | else \ |
2376 | { \ |
2377 | expand_pixel(expand_type, pixel_pair); \ |
2378 | } \ |
2379 | } \ |
2380 | else \ |
2381 | { \ |
2382 | *screen_dest_ptr = \ |
2383 | palette_ram_converted[pixel_pair & 0x1FF]; \ |
2384 | } \ |
2385 | \ |
2386 | screen_src_ptr++; \ |
2387 | screen_dest_ptr++; \ |
2388 | } \ |
2389 | |
2390 | |
2391 | #define expand_partial_alpha(expand_type) \ |
2392 | if((blend_a + blend_b) > 16) \ |
2393 | { \ |
2394 | expand_loop_partial_alpha(blend_saturate, expand_type); \ |
2395 | } \ |
2396 | else \ |
2397 | { \ |
2398 | expand_loop_partial_alpha(blend, expand_type); \ |
2399 | } \ |
2400 | |
2401 | |
2402 | |
2403 | // Blend top two pixels of scanline with each other. |
2404 | |
2405 | #ifdef RENDER_COLOR16_NORMAL |
2406 | |
d5e0983c |
2407 | #ifndef ARM_ARCH |
2823a4c8 |
2408 | |
2409 | void expand_normal(u16 *screen_ptr, u32 start, u32 end) |
2410 | { |
2411 | u32 i, pixel_source; |
2412 | screen_ptr += start; |
2413 | |
2414 | return; |
2415 | |
2416 | end -= start; |
2417 | |
2418 | for(i = 0; i < end; i++) |
2419 | { |
2420 | pixel_source = *screen_ptr; |
2421 | *screen_ptr = palette_ram_converted[pixel_source]; |
2422 | |
2423 | screen_ptr++; |
2424 | } |
2425 | } |
2426 | |
2427 | #endif |
2428 | |
2429 | #else |
2430 | |
2431 | #define expand_normal(screen_ptr, start, end) |
2432 | |
2433 | #endif |
2434 | |
2435 | |
ee0a3871 |
2436 | void expand_blend(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2437 | u32 start, u32 end); |
2438 | |
d5e0983c |
2439 | #ifndef ARM_ARCH |
2823a4c8 |
2440 | |
2441 | void expand_blend(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2442 | u32 start, u32 end) |
2443 | { |
2444 | u32 pixel_pair; |
2445 | u32 pixel_top, pixel_bottom; |
2446 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2447 | u32 blend_a = bldalpha & 0x1F; |
2448 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2449 | u32 i; |
2450 | |
2451 | if(blend_a > 16) |
2452 | blend_a = 16; |
2453 | |
2454 | if(blend_b > 16) |
2455 | blend_b = 16; |
2456 | |
2457 | // The individual colors can saturate over 31, this should be taken |
2458 | // care of in an alternate pass as it incurs a huge additional speedhit. |
2459 | if((blend_a + blend_b) > 16) |
2460 | { |
2461 | expand_loop(blend_saturate, effect_condition_alpha, pixel_pair); |
2462 | } |
2463 | else |
2464 | { |
2465 | expand_loop(blend, effect_condition_alpha, pixel_pair); |
2466 | } |
2467 | } |
2468 | |
2469 | #endif |
2470 | |
2471 | // Blend scanline with white. |
2472 | |
bbba3209 |
2473 | static void expand_darken(u16 *screen_src_ptr, u16 *screen_dest_ptr, |
2823a4c8 |
2474 | u32 start, u32 end) |
2475 | { |
2476 | u32 pixel_top; |
2477 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); |
2478 | u32 i; |
2479 | |
2480 | if(blend < 0) |
2481 | blend = 0; |
2482 | |
2483 | expand_loop(darken, effect_condition_fade(pixel_top), pixel_top); |
2484 | } |
2485 | |
2486 | |
2487 | // Blend scanline with black. |
2488 | |
bbba3209 |
2489 | static void expand_brighten(u16 *screen_src_ptr, u16 *screen_dest_ptr, |
2823a4c8 |
2490 | u32 start, u32 end) |
2491 | { |
2492 | u32 pixel_top; |
2493 | u32 blend = io_registers[REG_BLDY] & 0x1F; |
2494 | u32 upper; |
2495 | u32 i; |
2496 | |
2497 | if(blend > 16) |
2498 | blend = 16; |
2499 | |
2500 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; |
2501 | blend = 16 - blend; |
2502 | |
2503 | expand_loop(brighten, effect_condition_fade(pixel_top), pixel_top); |
2504 | |
2505 | } |
2506 | |
2507 | |
2508 | // Expand scanline such that if both top and bottom pass it's alpha, |
2509 | // if only top passes it's as specified, and if neither pass it's normal. |
2510 | |
bbba3209 |
2511 | static void expand_darken_partial_alpha(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2823a4c8 |
2512 | u32 start, u32 end) |
2513 | { |
2514 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); |
2515 | u32 pixel_pair; |
2516 | u32 pixel_top, pixel_bottom; |
2517 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2518 | u32 blend_a = bldalpha & 0x1F; |
2519 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2520 | u32 i; |
2521 | |
2522 | if(blend < 0) |
2523 | blend = 0; |
2524 | |
2525 | if(blend_a > 16) |
2526 | blend_a = 16; |
2527 | |
2528 | if(blend_b > 16) |
2529 | blend_b = 16; |
2530 | |
2531 | expand_partial_alpha(darken); |
2532 | } |
2533 | |
2534 | |
bbba3209 |
2535 | static void expand_brighten_partial_alpha(u32 *screen_src_ptr, u16 *screen_dest_ptr, |
2823a4c8 |
2536 | u32 start, u32 end) |
2537 | { |
2538 | s32 blend = io_registers[REG_BLDY] & 0x1F; |
2539 | u32 pixel_pair; |
2540 | u32 pixel_top, pixel_bottom; |
2541 | u32 bldalpha = io_registers[REG_BLDALPHA]; |
2542 | u32 blend_a = bldalpha & 0x1F; |
2543 | u32 blend_b = (bldalpha >> 8) & 0x1F; |
2544 | u32 upper; |
2545 | u32 i; |
2546 | |
2547 | if(blend > 16) |
2548 | blend = 16; |
2549 | |
2550 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; |
2551 | blend = 16 - blend; |
2552 | |
2553 | if(blend_a > 16) |
2554 | blend_a = 16; |
2555 | |
2556 | if(blend_b > 16) |
2557 | blend_b = 16; |
2558 | |
2559 | expand_partial_alpha(brighten); |
2560 | } |
2561 | |
2562 | |
2563 | // Render an OBJ layer from start to end, depending on the type (1D or 2D) |
2564 | // stored in dispcnt. |
2565 | |
2566 | #define render_obj_layer(type, dest, _start, _end) \ |
2567 | current_layer &= ~0x04; \ |
2568 | if(dispcnt & 0x40) \ |
2569 | render_scanline_obj_##type##_1D(current_layer, _start, _end, dest); \ |
2570 | else \ |
2571 | render_scanline_obj_##type##_2D(current_layer, _start, _end, dest) \ |
2572 | |
2573 | |
2574 | // Render a target all the way with the background color as taken from the |
2575 | // palette. |
2576 | |
2577 | #define fill_line_bg(type, dest, _start, _end) \ |
2578 | fill_line_##type(0, dest, _start, _end) \ |
2579 | |
2580 | |
2581 | // Render all layers as they appear in the layer order. |
2582 | |
2583 | #define render_layers(tile_alpha, obj_alpha, dest) \ |
2584 | { \ |
2585 | current_layer = layer_order[0]; \ |
2586 | if(current_layer & 0x04) \ |
2587 | { \ |
2588 | /* If the first one is OBJ render the background then render it. */ \ |
2589 | fill_line_bg(tile_alpha, dest, 0, 240); \ |
2590 | render_obj_layer(obj_alpha, dest, 0, 240); \ |
2591 | } \ |
2592 | else \ |
2593 | { \ |
2594 | /* Otherwise render a base layer. */ \ |
2595 | layer_renderers[current_layer].tile_alpha##_render_base(current_layer, \ |
2596 | 0, 240, dest); \ |
2597 | } \ |
2598 | \ |
2599 | /* Render the rest of the layers. */ \ |
2600 | for(layer_order_pos = 1; layer_order_pos < layer_count; layer_order_pos++) \ |
2601 | { \ |
2602 | current_layer = layer_order[layer_order_pos]; \ |
2603 | if(current_layer & 0x04) \ |
2604 | { \ |
2605 | render_obj_layer(obj_alpha, dest, 0, 240); \ |
2606 | } \ |
2607 | else \ |
2608 | { \ |
2609 | layer_renderers[current_layer]. \ |
2610 | tile_alpha##_render_transparent(current_layer, 0, 240, dest); \ |
2611 | } \ |
2612 | } \ |
2613 | } \ |
2614 | |
2615 | #define render_condition_alpha \ |
2616 | (((io_registers[REG_BLDALPHA] & 0x1F1F) != 0x001F) && \ |
2617 | ((io_registers[REG_BLDCNT] & 0x3F) != 0) && \ |
2618 | ((io_registers[REG_BLDCNT] & 0x3F00) != 0)) \ |
2619 | |
2620 | #define render_condition_fade \ |
2621 | (((io_registers[REG_BLDY] & 0x1F) != 0) && \ |
2622 | ((io_registers[REG_BLDCNT] & 0x3F) != 0)) \ |
2623 | |
2624 | #define render_layers_color_effect(renderer, layer_condition, \ |
2625 | alpha_condition, fade_condition, _start, _end) \ |
2626 | { \ |
2627 | if(layer_condition) \ |
2628 | { \ |
2629 | if(obj_alpha_count[io_registers[REG_VCOUNT]] > 0) \ |
2630 | { \ |
2631 | /* Render based on special effects mode. */ \ |
2632 | u32 screen_buffer[240]; \ |
2633 | switch((bldcnt >> 6) & 0x03) \ |
2634 | { \ |
2635 | /* Alpha blend */ \ |
2636 | case 0x01: \ |
2637 | { \ |
2638 | if(alpha_condition) \ |
2639 | { \ |
2640 | renderer(alpha, alpha_obj, screen_buffer); \ |
2641 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2642 | return; \ |
2643 | } \ |
2644 | break; \ |
2645 | } \ |
2646 | \ |
2647 | /* Fade to white */ \ |
2648 | case 0x02: \ |
2649 | { \ |
2650 | if(fade_condition) \ |
2651 | { \ |
2652 | renderer(color32, partial_alpha, screen_buffer); \ |
2653 | expand_brighten_partial_alpha(screen_buffer, scanline, \ |
2654 | _start, _end); \ |
2655 | return; \ |
2656 | } \ |
2657 | break; \ |
2658 | } \ |
2659 | \ |
2660 | /* Fade to black */ \ |
2661 | case 0x03: \ |
2662 | { \ |
2663 | if(fade_condition) \ |
2664 | { \ |
2665 | renderer(color32, partial_alpha, screen_buffer); \ |
2666 | expand_darken_partial_alpha(screen_buffer, scanline, \ |
2667 | _start, _end); \ |
2668 | return; \ |
2669 | } \ |
2670 | break; \ |
2671 | } \ |
2672 | } \ |
2673 | \ |
2674 | renderer(color32, partial_alpha, screen_buffer); \ |
2675 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2676 | } \ |
2677 | else \ |
2678 | { \ |
2679 | /* Render based on special effects mode. */ \ |
2680 | switch((bldcnt >> 6) & 0x03) \ |
2681 | { \ |
2682 | /* Alpha blend */ \ |
2683 | case 0x01: \ |
2684 | { \ |
2685 | if(alpha_condition) \ |
2686 | { \ |
2687 | u32 screen_buffer[240]; \ |
2688 | renderer(alpha, alpha_obj, screen_buffer); \ |
2689 | expand_blend(screen_buffer, scanline, _start, _end); \ |
2690 | return; \ |
2691 | } \ |
2692 | break; \ |
2693 | } \ |
2694 | \ |
2695 | /* Fade to white */ \ |
2696 | case 0x02: \ |
2697 | { \ |
2698 | if(fade_condition) \ |
2699 | { \ |
2700 | renderer(color16, color16, scanline); \ |
2701 | expand_brighten(scanline, scanline, _start, _end); \ |
2702 | return; \ |
2703 | } \ |
2704 | break; \ |
2705 | } \ |
2706 | \ |
2707 | /* Fade to black */ \ |
2708 | case 0x03: \ |
2709 | { \ |
2710 | if(fade_condition) \ |
2711 | { \ |
2712 | renderer(color16, color16, scanline); \ |
2713 | expand_darken(scanline, scanline, _start, _end); \ |
2714 | return; \ |
2715 | } \ |
2716 | break; \ |
2717 | } \ |
2718 | } \ |
2719 | \ |
2720 | renderer(normal, normal, scanline); \ |
2721 | expand_normal(scanline, _start, _end); \ |
2722 | } \ |
2723 | } \ |
2724 | else \ |
2725 | { \ |
2726 | u32 pixel_top = palette_ram_converted[0]; \ |
2727 | switch((bldcnt >> 6) & 0x03) \ |
2728 | { \ |
2729 | /* Fade to white */ \ |
2730 | case 0x02: \ |
2731 | { \ |
2732 | if(color_combine_mask_a(5)) \ |
2733 | { \ |
2734 | u32 blend = io_registers[REG_BLDY] & 0x1F; \ |
2735 | u32 upper; \ |
2736 | \ |
2737 | if(blend > 16) \ |
2738 | blend = 16; \ |
2739 | \ |
2740 | upper = ((0x07E0F81F * blend) >> 4) & 0x07E0F81F; \ |
2741 | blend = 16 - blend; \ |
2742 | \ |
2743 | expand_pixel_no_dest(brighten, pixel_top); \ |
2744 | } \ |
2745 | break; \ |
2746 | } \ |
2747 | \ |
2748 | /* Fade to black */ \ |
2749 | case 0x03: \ |
2750 | { \ |
2751 | if(color_combine_mask_a(5)) \ |
2752 | { \ |
2753 | s32 blend = 16 - (io_registers[REG_BLDY] & 0x1F); \ |
2754 | \ |
2755 | if(blend < 0) \ |
2756 | blend = 0; \ |
2757 | \ |
2758 | expand_pixel_no_dest(darken, pixel_top); \ |
2759 | } \ |
2760 | break; \ |
2761 | } \ |
2762 | } \ |
2763 | fill_line_color16(pixel_top, scanline, _start, _end); \ |
2764 | } \ |
2765 | } \ |
2766 | |
2767 | |
2768 | // Renders an entire scanline from 0 to 240, based on current color mode. |
2769 | |
bbba3209 |
2770 | static void render_scanline_tile(u16 *scanline, u32 dispcnt) |
2823a4c8 |
2771 | { |
2772 | u32 current_layer; |
2773 | u32 layer_order_pos; |
2774 | u32 bldcnt = io_registers[REG_BLDCNT]; |
2775 | render_scanline_layer_functions_tile(); |
2776 | |
2777 | render_layers_color_effect(render_layers, layer_count, |
2778 | render_condition_alpha, render_condition_fade, 0, 240); |
2779 | } |
2780 | |
bbba3209 |
2781 | static void render_scanline_bitmap(u16 *scanline, u32 dispcnt) |
2823a4c8 |
2782 | { |
2823a4c8 |
2783 | render_scanline_layer_functions_bitmap(); |
2784 | u32 current_layer; |
2785 | u32 layer_order_pos; |
2786 | |
2787 | fill_line_bg(normal, scanline, 0, 240); |
2788 | |
2789 | for(layer_order_pos = 0; layer_order_pos < layer_count; layer_order_pos++) |
2790 | { |
2791 | current_layer = layer_order[layer_order_pos]; |
2792 | if(current_layer & 0x04) |
2793 | { |
2794 | render_obj_layer(normal, scanline, 0, 240); |
2795 | } |
2796 | else |
2797 | { |
2798 | layer_renderers->normal_render(0, 240, scanline); |
2799 | } |
2800 | } |
2801 | } |
2802 | |
2803 | // Render layers from start to end based on if they're allowed in the |
2804 | // enable flags. |
2805 | |
2806 | #define render_layers_conditional(tile_alpha, obj_alpha, dest) \ |
2807 | { \ |
2808 | __label__ skip; \ |
2809 | current_layer = layer_order[layer_order_pos]; \ |
2810 | /* If OBJ aren't enabled skip to the first non-OBJ layer */ \ |
2811 | if(!(enable_flags & 0x10)) \ |
2812 | { \ |
2813 | while((current_layer & 0x04) || !((1 << current_layer) & enable_flags)) \ |
2814 | { \ |
2815 | layer_order_pos++; \ |
2816 | current_layer = layer_order[layer_order_pos]; \ |
2817 | \ |
2818 | /* Oops, ran out of layers, render the background. */ \ |
2819 | if(layer_order_pos == layer_count) \ |
2820 | { \ |
2821 | fill_line_bg(tile_alpha, dest, start, end); \ |
2822 | goto skip; \ |
2823 | } \ |
2824 | } \ |
2825 | \ |
2826 | /* Render the first valid layer */ \ |
2827 | layer_renderers[current_layer].tile_alpha##_render_base(current_layer, \ |
2828 | start, end, dest); \ |
2829 | \ |
2830 | layer_order_pos++; \ |
2831 | \ |
2832 | /* Render the rest of the layers if active, skipping OBJ ones. */ \ |
2833 | for(; layer_order_pos < layer_count; layer_order_pos++) \ |
2834 | { \ |
2835 | current_layer = layer_order[layer_order_pos]; \ |
2836 | if(!(current_layer & 0x04) && ((1 << current_layer) & enable_flags)) \ |
2837 | { \ |
2838 | layer_renderers[current_layer]. \ |
2839 | tile_alpha##_render_transparent(current_layer, start, end, dest); \ |
2840 | } \ |
2841 | } \ |
2842 | } \ |
2843 | else \ |
2844 | { \ |
2845 | /* Find the first active layer, skip all of the inactive ones */ \ |
2846 | while(!((current_layer & 0x04) || ((1 << current_layer) & enable_flags))) \ |
2847 | { \ |
2848 | layer_order_pos++; \ |
2849 | current_layer = layer_order[layer_order_pos]; \ |
2850 | \ |
2851 | /* Oops, ran out of layers, render the background. */ \ |
2852 | if(layer_order_pos == layer_count) \ |
2853 | { \ |
2854 | fill_line_bg(tile_alpha, dest, start, end); \ |
2855 | goto skip; \ |
2856 | } \ |
2857 | } \ |
2858 | \ |
2859 | if(current_layer & 0x04) \ |
2860 | { \ |
2861 | /* If the first one is OBJ render the background then render it. */ \ |
2862 | fill_line_bg(tile_alpha, dest, start, end); \ |
2863 | render_obj_layer(obj_alpha, dest, start, end); \ |
2864 | } \ |
2865 | else \ |
2866 | { \ |
2867 | /* Otherwise render a base layer. */ \ |
2868 | layer_renderers[current_layer]. \ |
2869 | tile_alpha##_render_base(current_layer, start, end, dest); \ |
2870 | } \ |
2871 | \ |
2872 | layer_order_pos++; \ |
2873 | \ |
2874 | /* Render the rest of the layers. */ \ |
2875 | for(; layer_order_pos < layer_count; layer_order_pos++) \ |
2876 | { \ |
2877 | current_layer = layer_order[layer_order_pos]; \ |
2878 | if(current_layer & 0x04) \ |
2879 | { \ |
2880 | render_obj_layer(obj_alpha, dest, start, end); \ |
2881 | } \ |
2882 | else \ |
2883 | { \ |
2884 | if(enable_flags & (1 << current_layer)) \ |
2885 | { \ |
2886 | layer_renderers[current_layer]. \ |
2887 | tile_alpha##_render_transparent(current_layer, start, end, dest); \ |
2888 | } \ |
2889 | } \ |
2890 | } \ |
2891 | } \ |
2892 | \ |
2893 | skip: \ |
2894 | ; \ |
2895 | } \ |
2896 | |
2897 | |
2898 | // Render all of the BG and OBJ in a tiled scanline from start to end ONLY if |
2899 | // enable_flag allows that layer/OBJ. Also conditionally render color effects. |
2900 | |
bbba3209 |
2901 | static void render_scanline_conditional_tile(u32 start, u32 end, u16 *scanline, |
2902 | u32 enable_flags, u32 dispcnt, u32 bldcnt, const tile_layer_render_struct |
2823a4c8 |
2903 | *layer_renderers) |
2904 | { |
2905 | u32 current_layer; |
2906 | u32 layer_order_pos = 0; |
2907 | |
2908 | render_layers_color_effect(render_layers_conditional, |
2909 | (layer_count && (enable_flags & 0x1F)), |
2910 | ((enable_flags & 0x20) && render_condition_alpha), |
2911 | ((enable_flags & 0x20) && render_condition_fade), start, end); |
2912 | } |
2913 | |
2914 | |
2915 | // Render the BG and OBJ in a bitmap scanline from start to end ONLY if |
2916 | // enable_flag allows that layer/OBJ. Also conditionally render color effects. |
2917 | |
bbba3209 |
2918 | static void render_scanline_conditional_bitmap(u32 start, u32 end, u16 *scanline, |
2919 | u32 enable_flags, u32 dispcnt, u32 bldcnt, const bitmap_layer_render_struct |
2823a4c8 |
2920 | *layer_renderers) |
2921 | { |
2922 | u32 current_layer; |
2923 | u32 layer_order_pos; |
2924 | |
2925 | fill_line_bg(normal, scanline, start, end); |
2926 | |
2927 | for(layer_order_pos = 0; layer_order_pos < layer_count; layer_order_pos++) |
2928 | { |
2929 | current_layer = layer_order[layer_order_pos]; |
2930 | if(current_layer & 0x04) |
2931 | { |
2932 | if(enable_flags & 0x10) |
2933 | { |
2934 | render_obj_layer(normal, scanline, start, end); |
2935 | } |
2936 | } |
2937 | else |
2938 | { |
2939 | if(enable_flags & 0x04) |
2940 | layer_renderers->normal_render(start, end, scanline); |
2941 | } |
2942 | } |
2943 | } |
2944 | |
2945 | |
2946 | #define window_x_coords(window_number) \ |
2947 | window_##window_number##_x1 = \ |
2948 | io_registers[REG_WIN##window_number##H] >> 8; \ |
2949 | window_##window_number##_x2 = \ |
2950 | io_registers[REG_WIN##window_number##H] & 0xFF; \ |
2951 | window_##window_number##_enable = \ |
2952 | (winin >> (window_number * 8)) & 0x3F; \ |
2953 | \ |
2954 | if(window_##window_number##_x1 > 240) \ |
2955 | window_##window_number##_x1 = 240; \ |
2956 | \ |
2957 | if(window_##window_number##_x2 > 240) \ |
2958 | window_##window_number##_x2 = 240 \ |
2959 | |
2960 | #define window_coords(window_number) \ |
2961 | u32 window_##window_number##_x1, window_##window_number##_x2; \ |
2962 | u32 window_##window_number##_y1, window_##window_number##_y2; \ |
bbba3209 |
2963 | u32 window_##window_number##_enable = 0; \ |
2823a4c8 |
2964 | window_##window_number##_y1 = \ |
2965 | io_registers[REG_WIN##window_number##V] >> 8; \ |
2966 | window_##window_number##_y2 = \ |
2967 | io_registers[REG_WIN##window_number##V] & 0xFF; \ |
2968 | \ |
2969 | if(window_##window_number##_y1 > window_##window_number##_y2) \ |
2970 | { \ |
2971 | if((((vcount <= window_##window_number##_y2) || \ |
2972 | (vcount > window_##window_number##_y1)) || \ |
2973 | (window_##window_number##_y2 > 227)) && \ |
2974 | (window_##window_number##_y1 <= 227)) \ |
2975 | { \ |
2976 | window_x_coords(window_number); \ |
2977 | } \ |
2978 | else \ |
2979 | { \ |
2980 | window_##window_number##_x1 = 240; \ |
2981 | window_##window_number##_x2 = 240; \ |
2982 | } \ |
2983 | } \ |
2984 | else \ |
2985 | { \ |
2986 | if((((vcount >= window_##window_number##_y1) && \ |
2987 | (vcount < window_##window_number##_y2)) || \ |
2988 | (window_##window_number##_y2 > 227)) && \ |
2989 | (window_##window_number##_y1 <= 227)) \ |
2990 | { \ |
2991 | window_x_coords(window_number); \ |
2992 | } \ |
2993 | else \ |
2994 | { \ |
2995 | window_##window_number##_x1 = 240; \ |
2996 | window_##window_number##_x2 = 240; \ |
2997 | } \ |
2998 | } \ |
2999 | |
3000 | #define render_window_segment(type, start, end, window_type) \ |
3001 | if(start != end) \ |
3002 | { \ |
3003 | render_scanline_conditional_##type(start, end, scanline, \ |
3004 | window_##window_type##_enable, dispcnt, bldcnt, layer_renderers); \ |
3005 | } \ |
3006 | |
3007 | #define render_window_segment_unequal(type, start, end, window_type) \ |
3008 | render_scanline_conditional_##type(start, end, scanline, \ |
3009 | window_##window_type##_enable, dispcnt, bldcnt, layer_renderers) \ |
3010 | |
3011 | #define render_window_segment_clip(type, clip_start, clip_end, start, end, \ |
3012 | window_type) \ |
3013 | { \ |
3014 | if(start != end) \ |
3015 | { \ |
3016 | if(start < clip_start) \ |
3017 | { \ |
3018 | if(end > clip_start) \ |
3019 | { \ |
3020 | if(end > clip_end) \ |
3021 | { \ |
3022 | render_window_segment_unequal(type, clip_start, clip_end, \ |
3023 | window_type); \ |
3024 | } \ |
3025 | else \ |
3026 | { \ |
3027 | render_window_segment_unequal(type, clip_start, end, window_type); \ |
3028 | } \ |
3029 | } \ |
3030 | } \ |
3031 | else \ |
3032 | \ |
3033 | if(end > clip_end) \ |
3034 | { \ |
3035 | if(start < clip_end) \ |
3036 | render_window_segment_unequal(type, start, clip_end, window_type); \ |
3037 | } \ |
3038 | else \ |
3039 | { \ |
3040 | render_window_segment_unequal(type, start, end, window_type); \ |
3041 | } \ |
3042 | } \ |
3043 | } \ |
3044 | |
3045 | #define render_window_clip_1(type, start, end) \ |
3046 | if(window_1_x1 != 240) \ |
3047 | { \ |
3048 | if(window_1_x1 > window_1_x2) \ |
3049 | { \ |
3050 | render_window_segment_clip(type, start, end, 0, window_1_x2, 1); \ |
3051 | render_window_segment_clip(type, start, end, window_1_x2, window_1_x1, \ |
3052 | out); \ |
3053 | render_window_segment_clip(type, start, end, window_1_x1, 240, 1); \ |
3054 | } \ |
3055 | else \ |
3056 | { \ |
3057 | render_window_segment_clip(type, start, end, 0, window_1_x1, out); \ |
3058 | render_window_segment_clip(type, start, end, window_1_x1, window_1_x2, \ |
3059 | 1); \ |
3060 | render_window_segment_clip(type, start, end, window_1_x2, 240, out); \ |
3061 | } \ |
3062 | } \ |
3063 | else \ |
3064 | { \ |
3065 | render_window_segment(type, start, end, out); \ |
3066 | } \ |
3067 | |
3068 | #define render_window_clip_obj(type, start, end); \ |
3069 | render_window_segment(type, start, end, out); \ |
3070 | if(dispcnt & 0x40) \ |
3071 | render_scanline_obj_copy_##type##_1D(4, start, end, scanline); \ |
3072 | else \ |
3073 | render_scanline_obj_copy_##type##_2D(4, start, end, scanline) \ |
3074 | |
3075 | |
3076 | #define render_window_segment_clip_obj(type, clip_start, clip_end, start, \ |
3077 | end) \ |
3078 | { \ |
3079 | if(start != end) \ |
3080 | { \ |
3081 | if(start < clip_start) \ |
3082 | { \ |
3083 | if(end > clip_start) \ |
3084 | { \ |
3085 | if(end > clip_end) \ |
3086 | { \ |
3087 | render_window_clip_obj(type, clip_start, clip_end); \ |
3088 | } \ |
3089 | else \ |
3090 | { \ |
3091 | render_window_clip_obj(type, clip_start, end); \ |
3092 | } \ |
3093 | } \ |
3094 | } \ |
3095 | else \ |
3096 | \ |
3097 | if(end > clip_end) \ |
3098 | { \ |
3099 | if(start < clip_end) \ |
3100 | { \ |
3101 | render_window_clip_obj(type, start, clip_end); \ |
3102 | } \ |
3103 | } \ |
3104 | else \ |
3105 | { \ |
3106 | render_window_clip_obj(type, start, end); \ |
3107 | } \ |
3108 | } \ |
3109 | } \ |
3110 | |
3111 | |
3112 | #define render_window_clip_1_obj(type, start, end) \ |
3113 | if(window_1_x1 != 240) \ |
3114 | { \ |
3115 | if(window_1_x1 > window_1_x2) \ |
3116 | { \ |
3117 | render_window_segment_clip(type, start, end, 0, window_1_x2, 1); \ |
3118 | render_window_segment_clip_obj(type, start, end, window_1_x2, \ |
3119 | window_1_x1); \ |
3120 | render_window_segment_clip(type, start, end, window_1_x1, 240, 1); \ |
3121 | } \ |
3122 | else \ |
3123 | { \ |
3124 | render_window_segment_clip_obj(type, start, end, 0, window_1_x1); \ |
3125 | render_window_segment_clip(type, start, end, window_1_x1, window_1_x2, \ |
3126 | 1); \ |
3127 | render_window_segment_clip_obj(type, start, end, window_1_x2, 240); \ |
3128 | } \ |
3129 | } \ |
3130 | else \ |
3131 | { \ |
3132 | render_window_clip_obj(type, start, end); \ |
3133 | } \ |
3134 | |
3135 | |
3136 | |
3137 | #define render_window_single(type, window_number) \ |
3138 | u32 winin = io_registers[REG_WININ]; \ |
3139 | window_coords(window_number); \ |
3140 | if(window_##window_number##_x1 > window_##window_number##_x2) \ |
3141 | { \ |
3142 | render_window_segment(type, 0, window_##window_number##_x2, \ |
3143 | window_number); \ |
3144 | render_window_segment(type, window_##window_number##_x2, \ |
3145 | window_##window_number##_x1, out); \ |
3146 | render_window_segment(type, window_##window_number##_x1, 240, \ |
3147 | window_number); \ |
3148 | } \ |
3149 | else \ |
3150 | { \ |
3151 | render_window_segment(type, 0, window_##window_number##_x1, out); \ |
3152 | render_window_segment(type, window_##window_number##_x1, \ |
3153 | window_##window_number##_x2, window_number); \ |
3154 | render_window_segment(type, window_##window_number##_x2, 240, out); \ |
3155 | } \ |
3156 | |
3157 | #define render_window_multi(type, front, back) \ |
3158 | if(window_##front##_x1 > window_##front##_x2) \ |
3159 | { \ |
3160 | render_window_segment(type, 0, window_##front##_x2, front); \ |
3161 | render_window_clip_##back(type, window_##front##_x2, \ |
3162 | window_##front##_x1); \ |
3163 | render_window_segment(type, window_##front##_x1, 240, front); \ |
3164 | } \ |
3165 | else \ |
3166 | { \ |
3167 | render_window_clip_##back(type, 0, window_##front##_x1); \ |
3168 | render_window_segment(type, window_##front##_x1, window_##front##_x2, \ |
3169 | front); \ |
3170 | render_window_clip_##back(type, window_##front##_x2, 240); \ |
3171 | } \ |
3172 | |
3173 | #define render_scanline_window_builder(type) \ |
bbba3209 |
3174 | static void render_scanline_window_##type(u16 *scanline, u32 dispcnt) \ |
2823a4c8 |
3175 | { \ |
3176 | u32 vcount = io_registers[REG_VCOUNT]; \ |
3177 | u32 winout = io_registers[REG_WINOUT]; \ |
3178 | u32 bldcnt = io_registers[REG_BLDCNT]; \ |
3179 | u32 window_out_enable = winout & 0x3F; \ |
3180 | \ |
3181 | render_scanline_layer_functions_##type(); \ |
3182 | \ |
3183 | switch(dispcnt >> 13) \ |
3184 | { \ |
3185 | /* Just window 0 */ \ |
3186 | case 0x01: \ |
3187 | { \ |
3188 | render_window_single(type, 0); \ |
3189 | break; \ |
3190 | } \ |
3191 | \ |
3192 | /* Just window 1 */ \ |
3193 | case 0x02: \ |
3194 | { \ |
3195 | render_window_single(type, 1); \ |
3196 | break; \ |
3197 | } \ |
3198 | \ |
3199 | /* Windows 1 and 2 */ \ |
3200 | case 0x03: \ |
3201 | { \ |
3202 | u32 winin = io_registers[REG_WININ]; \ |
3203 | window_coords(0); \ |
3204 | window_coords(1); \ |
3205 | render_window_multi(type, 0, 1); \ |
3206 | break; \ |
3207 | } \ |
3208 | \ |
3209 | /* Just OBJ windows */ \ |
3210 | case 0x04: \ |
3211 | { \ |
2823a4c8 |
3212 | render_window_clip_obj(type, 0, 240); \ |
3213 | break; \ |
3214 | } \ |
3215 | \ |
3216 | /* Window 0 and OBJ window */ \ |
3217 | case 0x05: \ |
3218 | { \ |
2823a4c8 |
3219 | u32 winin = io_registers[REG_WININ]; \ |
3220 | window_coords(0); \ |
3221 | render_window_multi(type, 0, obj); \ |
3222 | break; \ |
3223 | } \ |
3224 | \ |
3225 | /* Window 1 and OBJ window */ \ |
3226 | case 0x06: \ |
3227 | { \ |
2823a4c8 |
3228 | u32 winin = io_registers[REG_WININ]; \ |
3229 | window_coords(1); \ |
3230 | render_window_multi(type, 1, obj); \ |
3231 | break; \ |
3232 | } \ |
3233 | \ |
3234 | /* Window 0, 1, and OBJ window */ \ |
3235 | case 0x07: \ |
3236 | { \ |
2823a4c8 |
3237 | u32 winin = io_registers[REG_WININ]; \ |
3238 | window_coords(0); \ |
3239 | window_coords(1); \ |
3240 | render_window_multi(type, 0, 1_obj); \ |
3241 | break; \ |
3242 | } \ |
3243 | } \ |
3244 | } \ |
3245 | |
3246 | render_scanline_window_builder(tile); |
3247 | render_scanline_window_builder(bitmap); |
3248 | |
bbba3209 |
3249 | static const u32 active_layers[6] = { 0x1F, 0x17, 0x1C, 0x14, 0x14, 0x14 }; |
2823a4c8 |
3250 | |
3251 | u32 small_resolution_width = 240; |
3252 | u32 small_resolution_height = 160; |
3253 | u32 resolution_width, resolution_height; |
3254 | |
3255 | void update_scanline() |
3256 | { |
3257 | u32 pitch = get_screen_pitch(); |
3258 | u32 dispcnt = io_registers[REG_DISPCNT]; |
2823a4c8 |
3259 | u32 vcount = io_registers[REG_VCOUNT]; |
3260 | u16 *screen_offset = get_screen_pixels() + (vcount * pitch); |
3261 | u32 video_mode = dispcnt & 0x07; |
2823a4c8 |
3262 | |
3263 | // If OAM has been modified since the last scanline has been updated then |
3264 | // reorder and reprofile the OBJ lists. |
3265 | if(oam_update) |
3266 | { |
3267 | order_obj(video_mode); |
3268 | oam_update = 0; |
3269 | } |
3270 | |
3271 | order_layers((dispcnt >> 8) & active_layers[video_mode]); |
3272 | |
3273 | if(skip_next_frame) |
3274 | return; |
3275 | |
42c81190 |
3276 | #ifdef WIZ_BUILD |
3277 | if (screen_scale == unscaled_rot || screen_scale == scaled_aspect_rot) |
3278 | { |
3279 | if (rot_line_count == rot_lines_total) |
3280 | { |
3281 | rot_line_count = 0; |
3282 | if (vcount - rot_lines_total < FONT_HEIGHT && rot_msg_buff[0]) |
3283 | { |
3284 | print_string_ext(rot_msg_buff, 0xFFFF, 0x0000, 0, 0, |
3285 | rot_buffer, 240, 0, vcount - rot_lines_total, rot_lines_total); |
3286 | if (vcount >= FONT_HEIGHT) |
3287 | rot_msg_buff[0] = 0; |
3288 | } |
3289 | if (screen_scale == unscaled_rot) |
3290 | do_rotated_blit(gpsp_gp2x_screen, rot_buffer, vcount); |
3291 | else |
3292 | upscale_aspect_row(gpsp_gp2x_screen, rot_buffer, vcount/3); |
3293 | } |
3294 | screen_offset = &rot_buffer[rot_line_count++ * 240]; |
3295 | } |
3296 | #endif |
3297 | |
2823a4c8 |
3298 | // If the screen is in in forced blank draw pure white. |
3299 | if(dispcnt & 0x80) |
3300 | { |
3301 | fill_line_color16(0xFFFF, screen_offset, 0, 240); |
3302 | } |
3303 | else |
3304 | { |
3305 | if(video_mode < 3) |
3306 | { |
3307 | if(dispcnt >> 13) |
3308 | { |
3309 | render_scanline_window_tile(screen_offset, dispcnt); |
3310 | } |
3311 | else |
3312 | { |
3313 | render_scanline_tile(screen_offset, dispcnt); |
3314 | } |
3315 | } |
3316 | else |
3317 | { |
3318 | if(dispcnt >> 13) |
3319 | render_scanline_window_bitmap(screen_offset, dispcnt); |
3320 | else |
3321 | render_scanline_bitmap(screen_offset, dispcnt); |
3322 | } |
3323 | } |
3324 | |
3325 | affine_reference_x[0] += (s16)io_registers[REG_BG2PB]; |
3326 | affine_reference_y[0] += (s16)io_registers[REG_BG2PD]; |
3327 | affine_reference_x[1] += (s16)io_registers[REG_BG3PB]; |
3328 | affine_reference_y[1] += (s16)io_registers[REG_BG3PD]; |
3329 | } |
3330 | |
3331 | #ifdef PSP_BUILD |
3332 | |
3333 | u32 screen_flip = 0; |
3334 | |
3335 | void flip_screen() |
3336 | { |
3337 | if(video_direct == 0) |
3338 | { |
3339 | u32 *old_ge_cmd_ptr = ge_cmd_ptr; |
3340 | sceKernelDcacheWritebackAll(); |
3341 | |
3342 | // Render the current screen |
3343 | ge_cmd_ptr = ge_cmd + 2; |
3344 | GE_CMD(TBP0, ((u32)screen_pixels & 0x00FFFFFF)); |
3345 | GE_CMD(TBW0, (((u32)screen_pixels & 0xFF000000) >> 8) | |
3346 | GBA_SCREEN_WIDTH); |
3347 | ge_cmd_ptr = old_ge_cmd_ptr; |
3348 | |
3349 | sceGeListEnQueue(ge_cmd, ge_cmd_ptr, gecbid, NULL); |
3350 | |
3351 | // Flip to the next screen |
3352 | screen_flip ^= 1; |
3353 | |
3354 | if(screen_flip) |
3355 | screen_pixels = screen_texture + (240 * 160 * 2); |
3356 | else |
3357 | screen_pixels = screen_texture; |
3358 | } |
3359 | } |
3360 | |
108c704a |
3361 | #elif defined(POLLUX_BUILD) |
4cdfc0bc |
3362 | |
3363 | void flip_screen() |
3364 | { |
42c81190 |
3365 | if((resolution_width == small_resolution_width) && |
788343bb |
3366 | (resolution_height == small_resolution_height)) |
3367 | { |
42c81190 |
3368 | switch(screen_scale) |
3369 | { |
bbba3209 |
3370 | case unscaled: |
3371 | break; |
42c81190 |
3372 | case scaled_aspect: |
3373 | upscale_aspect(gpsp_gp2x_screen, screen_pixels); |
3374 | break; |
3375 | case unscaled_rot: |
3376 | do_rotated_blit(gpsp_gp2x_screen, rot_buffer, 160); |
3377 | rot_line_count = 0; |
3378 | goto no_clean; |
3379 | case scaled_aspect_rot: |
3380 | rot_line_count = 0; |
3381 | goto no_clean; |
3382 | } |
788343bb |
3383 | } |
42c81190 |
3384 | warm_cache_op_all(WOP_D_CLEAN); |
3385 | |
3386 | no_clean: |
4cdfc0bc |
3387 | pollux_video_flip(); |
3388 | screen_pixels = (u16 *)gpsp_gp2x_screen + screen_offset; |
3389 | } |
3390 | |
eb3668fc |
3391 | #elif defined(PND_BUILD) |
3392 | |
3393 | void flip_screen() |
3394 | { |
3395 | screen_pixels = fb_flip_screen(); |
3396 | } |
3397 | |
2823a4c8 |
3398 | #else |
3399 | |
3400 | #define integer_scale_copy_2() \ |
3401 | current_scanline_ptr[x2] = current_pixel; \ |
3402 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3403 | x2 -= 2 \ |
3404 | |
3405 | #define integer_scale_copy_3() \ |
3406 | current_scanline_ptr[x2] = current_pixel; \ |
3407 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3408 | current_scanline_ptr[x2 - 2] = current_pixel; \ |
3409 | x2 -= 3 \ |
3410 | |
3411 | #define integer_scale_copy_4() \ |
3412 | current_scanline_ptr[x2] = current_pixel; \ |
3413 | current_scanline_ptr[x2 - 1] = current_pixel; \ |
3414 | current_scanline_ptr[x2 - 2] = current_pixel; \ |
3415 | current_scanline_ptr[x2 - 3] = current_pixel; \ |
3416 | x2 -= 4 \ |
3417 | |
3418 | #define integer_scale_horizontal(scale_factor) \ |
3419 | for(y = 0; y < 160; y++) \ |
3420 | { \ |
3421 | for(x = 239, x2 = (240 * video_scale) - 1; x >= 0; x--) \ |
3422 | { \ |
3423 | current_pixel = current_scanline_ptr[x]; \ |
3424 | integer_scale_copy_##scale_factor(); \ |
3425 | current_scanline_ptr[x2] = current_scanline_ptr[x]; \ |
3426 | current_scanline_ptr[x2 - 1] = current_scanline_ptr[x]; \ |
3427 | current_scanline_ptr[x2 - 2] = current_scanline_ptr[x]; \ |
3428 | } \ |
3429 | current_scanline_ptr += pitch; \ |
3430 | } \ |
3431 | |
3432 | void flip_screen() |
3433 | { |
3434 | if((video_scale != 1) && (current_scale != unscaled)) |
3435 | { |
3436 | s32 x, y; |
3437 | s32 x2, y2; |
3438 | u16 *screen_ptr = get_screen_pixels(); |
3439 | u16 *current_scanline_ptr = screen_ptr; |
3440 | u32 pitch = get_screen_pitch(); |
3441 | u16 current_pixel; |
3442 | u32 i; |
3443 | |
3444 | switch(video_scale) |
3445 | { |
3446 | case 2: |
3447 | integer_scale_horizontal(2); |
3448 | break; |
3449 | |
3450 | case 3: |
3451 | integer_scale_horizontal(3); |
3452 | break; |
3453 | |
3454 | default: |
3455 | case 4: |
3456 | integer_scale_horizontal(4); |
3457 | break; |
3458 | |
3459 | } |
3460 | |
3461 | for(y = 159, y2 = (160 * video_scale) - 1; y >= 0; y--) |
3462 | { |
3463 | for(i = 0; i < video_scale; i++) |
3464 | { |
3465 | memcpy(screen_ptr + (y2 * pitch), |
3466 | screen_ptr + (y * pitch), 480 * video_scale); |
3467 | y2--; |
3468 | } |
3469 | } |
3470 | } |
3471 | #ifdef GP2X_BUILD |
3472 | { |
4cadce97 |
3473 | if((resolution_width == small_resolution_width) && |
2823a4c8 |
3474 | (resolution_height == small_resolution_height)) |
3475 | { |
4cadce97 |
3476 | switch (screen_scale) |
3477 | { |
3478 | case unscaled: |
3479 | { |
3480 | SDL_Rect srect = {0, 0, 240, 160}; |
3481 | SDL_Rect drect = {40, 40, 240, 160}; |
3482 | warm_cache_op_all(WOP_D_CLEAN); |
3483 | SDL_BlitSurface(screen, &srect, hw_screen, &drect); |
3484 | return; |
3485 | } |
3486 | case scaled_aspect: |
3487 | { |
3488 | SDL_Rect drect = {0, 10, 0, 0}; |
3489 | warm_cache_op_all(WOP_D_CLEAN); |
3490 | SDL_BlitSurface(screen, NULL, hw_screen, &drect); |
3491 | return; |
3492 | } |
3493 | case scaled_aspect_sw: |
3494 | { |
3495 | upscale_aspect(hw_screen->pixels, get_screen_pixels()); |
3496 | return; |
3497 | } |
3498 | case fullscreen: |
3499 | break; |
3500 | } |
2823a4c8 |
3501 | } |
638cc626 |
3502 | warm_cache_op_all(WOP_D_CLEAN); |
4cadce97 |
3503 | SDL_BlitSurface(screen, NULL, hw_screen, NULL); |
2823a4c8 |
3504 | } |
3505 | #else |
3506 | SDL_Flip(screen); |
3507 | #endif |
3508 | } |
3509 | |
3510 | #endif |
3511 | |
3512 | u32 frame_to_render; |
3513 | |
3514 | void update_screen() |
3515 | { |
3516 | if(!skip_next_frame) |
3517 | flip_screen(); |
3518 | } |
3519 | |
3520 | #ifdef PSP_BUILD |
3521 | |
3522 | void init_video() |
3523 | { |
3524 | sceDisplaySetMode(0, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT); |
3525 | |
3526 | sceDisplayWaitVblankStart(); |
3527 | sceDisplaySetFrameBuf((void*)psp_gu_vram_base, PSP_LINE_SIZE, |
3528 | PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME); |
3529 | |
3530 | sceGuInit(); |
3531 | |
3532 | sceGuStart(GU_DIRECT, display_list); |
3533 | sceGuDrawBuffer(GU_PSM_5650, (void*)0, PSP_LINE_SIZE); |
3534 | sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3535 | (void*)0, PSP_LINE_SIZE); |
3536 | sceGuClear(GU_COLOR_BUFFER_BIT); |
3537 | |
3538 | sceGuOffset(2048 - (PSP_SCREEN_WIDTH / 2), 2048 - (PSP_SCREEN_HEIGHT / 2)); |
3539 | sceGuViewport(2048, 2048, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT); |
3540 | |
3541 | sceGuScissor(0, 0, PSP_SCREEN_WIDTH + 1, PSP_SCREEN_HEIGHT + 1); |
3542 | sceGuEnable(GU_SCISSOR_TEST); |
3543 | sceGuTexMode(GU_PSM_5650, 0, 0, GU_FALSE); |
3544 | sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGBA); |
3545 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
3546 | sceGuEnable(GU_TEXTURE_2D); |
3547 | |
3548 | sceGuFrontFace(GU_CW); |
3549 | sceGuDisable(GU_BLEND); |
3550 | |
3551 | sceGuFinish(); |
3552 | sceGuSync(0, 0); |
3553 | |
3554 | sceDisplayWaitVblankStart(); |
3555 | sceGuDisplay(GU_TRUE); |
3556 | |
3557 | PspGeCallbackData gecb; |
3558 | gecb.signal_func = NULL; |
3559 | gecb.signal_arg = NULL; |
3560 | gecb.finish_func = Ge_Finish_Callback; |
3561 | gecb.finish_arg = NULL; |
3562 | gecbid = sceGeSetCallback(&gecb); |
3563 | |
3564 | screen_vertex[0] = 0 + 0.5; |
3565 | screen_vertex[1] = 0 + 0.5; |
3566 | screen_vertex[2] = 0 + 0.5; |
3567 | screen_vertex[3] = 0 + 0.5; |
3568 | screen_vertex[4] = 0; |
3569 | screen_vertex[5] = GBA_SCREEN_WIDTH - 0.5; |
3570 | screen_vertex[6] = GBA_SCREEN_HEIGHT - 0.5; |
3571 | screen_vertex[7] = PSP_SCREEN_WIDTH - 0.5; |
3572 | screen_vertex[8] = PSP_SCREEN_HEIGHT - 0.5; |
3573 | screen_vertex[9] = 0; |
3574 | |
3575 | // Set framebuffer to PSP VRAM |
3576 | GE_CMD(FBP, ((u32)psp_gu_vram_base & 0x00FFFFFF)); |
3577 | GE_CMD(FBW, (((u32)psp_gu_vram_base & 0xFF000000) >> 8) | PSP_LINE_SIZE); |
3578 | // Set texture 0 to the screen texture |
3579 | GE_CMD(TBP0, ((u32)screen_texture & 0x00FFFFFF)); |
3580 | GE_CMD(TBW0, (((u32)screen_texture & 0xFF000000) >> 8) | GBA_SCREEN_WIDTH); |
3581 | // Set the texture size to 256 by 256 (2^8 by 2^8) |
3582 | GE_CMD(TSIZE0, (8 << 8) | 8); |
3583 | // Flush the texture cache |
3584 | GE_CMD(TFLUSH, 0); |
3585 | // Use 2D coordinates, no indeces, no weights, 32bit float positions, |
3586 | // 32bit float texture coordinates |
3587 | GE_CMD(VTYPE, (1 << 23) | (0 << 11) | (0 << 9) | |
3588 | (3 << 7) | (0 << 5) | (0 << 2) | 3); |
3589 | // Set the base of the index list pointer to 0 |
3590 | GE_CMD(BASE, 0); |
3591 | // Set the rest of index list pointer to 0 (not being used) |
3592 | GE_CMD(IADDR, 0); |
3593 | // Set the base of the screen vertex list pointer |
3594 | GE_CMD(BASE, ((u32)screen_vertex & 0xFF000000) >> 8); |
3595 | // Set the rest of the screen vertex list pointer |
3596 | GE_CMD(VADDR, ((u32)screen_vertex & 0x00FFFFFF)); |
3597 | // Primitive kick: render sprite (primitive 6), 2 vertices |
3598 | GE_CMD(PRIM, (6 << 16) | 2); |
3599 | // Done with commands |
3600 | GE_CMD(FINISH, 0); |
3601 | // Raise signal interrupt |
3602 | GE_CMD(SIGNAL, 0); |
3603 | GE_CMD(NOP, 0); |
3604 | GE_CMD(NOP, 0); |
3605 | } |
3606 | |
108c704a |
3607 | #elif defined(POLLUX_BUILD) || defined(PND_BUILD) |
4cdfc0bc |
3608 | |
3609 | void init_video() |
3610 | { |
3611 | } |
3612 | |
2823a4c8 |
3613 | #else |
3614 | |
3615 | void init_video() |
3616 | { |
3617 | SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_NOPARACHUTE); |
3618 | |
3619 | #ifdef GP2X_BUILD |
3620 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
3621 | |
3622 | hw_screen = SDL_SetVideoMode(320 * video_scale, 240 * video_scale, |
3623 | 16, SDL_HWSURFACE); |
3624 | |
3625 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, 240 * video_scale, |
3626 | 160 * video_scale, 16, 0xFFFF, 0xFFFF, 0xFFFF, 0); |
3627 | |
638cc626 |
3628 | warm_change_cb_upper(WCB_C_BIT|WCB_B_BIT, 1); |
2823a4c8 |
3629 | #else |
3630 | screen = SDL_SetVideoMode(240 * video_scale, 160 * video_scale, 16, 0); |
3631 | #endif |
3632 | SDL_ShowCursor(0); |
3633 | } |
3634 | |
3635 | #endif |
3636 | |
3637 | video_scale_type screen_scale = scaled_aspect; |
3638 | video_scale_type current_scale = scaled_aspect; |
3639 | video_filter_type screen_filter = filter_bilinear; |
e38fee1b |
3640 | video_filter_type2 screen_filter2 = filter2_none; |
2823a4c8 |
3641 | |
3642 | |
3643 | #ifdef PSP_BUILD |
3644 | |
3645 | void video_resolution_large() |
3646 | { |
3647 | if(video_direct != 1) |
3648 | { |
3649 | video_direct = 1; |
3650 | screen_pixels = psp_gu_vram_base; |
3651 | screen_pitch = 512; |
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 set_gba_resolution(video_scale_type scale) |
3660 | { |
3661 | u32 filter_linear = 0; |
3662 | screen_scale = scale; |
3663 | switch(scale) |
3664 | { |
3665 | case unscaled: |
3666 | screen_vertex[2] = 120 + 0.5; |
3667 | screen_vertex[3] = 56 + 0.5; |
3668 | screen_vertex[7] = GBA_SCREEN_WIDTH + 120 - 0.5; |
3669 | screen_vertex[8] = GBA_SCREEN_HEIGHT + 56 - 0.5; |
3670 | break; |
3671 | |
3672 | case scaled_aspect: |
3673 | screen_vertex[2] = 36 + 0.5; |
3674 | screen_vertex[3] = 0 + 0.5; |
3675 | screen_vertex[7] = 408 + 36 - 0.5; |
3676 | screen_vertex[8] = PSP_SCREEN_HEIGHT - 0.5; |
3677 | break; |
3678 | |
3679 | case fullscreen: |
3680 | screen_vertex[2] = 0; |
3681 | screen_vertex[3] = 0; |
3682 | screen_vertex[7] = PSP_SCREEN_WIDTH; |
3683 | screen_vertex[8] = PSP_SCREEN_HEIGHT; |
3684 | break; |
3685 | } |
3686 | |
3687 | sceGuStart(GU_DIRECT, display_list); |
3688 | if(screen_filter == filter_bilinear) |
3689 | sceGuTexFilter(GU_LINEAR, GU_LINEAR); |
3690 | else |
3691 | sceGuTexFilter(GU_NEAREST, GU_NEAREST); |
3692 | |
3693 | sceGuFinish(); |
3694 | sceGuSync(0, 0); |
3695 | |
3696 | clear_screen(0x0000); |
3697 | } |
3698 | |
3699 | void video_resolution_small() |
3700 | { |
3701 | if(video_direct != 0) |
3702 | { |
3703 | set_gba_resolution(screen_scale); |
3704 | video_direct = 0; |
3705 | screen_pixels = screen_texture; |
3706 | screen_flip = 0; |
3707 | screen_pitch = 240; |
3708 | sceGuStart(GU_DIRECT, display_list); |
3709 | sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3710 | (void*)0, PSP_LINE_SIZE); |
3711 | sceGuFinish(); |
3712 | } |
3713 | } |
3714 | |
3715 | void clear_screen(u16 color) |
3716 | { |
3717 | u32 i; |
3718 | u16 *src_ptr = get_screen_pixels(); |
3719 | |
3720 | sceGuSync(0, 0); |
3721 | |
3722 | for(i = 0; i < (512 * 272); i++, src_ptr++) |
3723 | { |
3724 | *src_ptr = color; |
3725 | } |
3726 | |
3727 | // I don't know why this doesn't work. |
3728 | /* color = (((color & 0x1F) * 255 / 31) << 0) | |
3729 | ((((color >> 5) & 0x3F) * 255 / 63) << 8) | |
3730 | ((((color >> 11) & 0x1F) * 255 / 31) << 16) | (0xFF << 24); |
3731 | |
3732 | sceGuStart(GU_DIRECT, display_list); |
3733 | sceGuDrawBuffer(GU_PSM_5650, (void*)0, PSP_LINE_SIZE); |
3734 | //sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, |
3735 | // (void*)0, PSP_LINE_SIZE); |
3736 | sceGuClearColor(color); |
3737 | sceGuClear(GU_COLOR_BUFFER_BIT); |
3738 | sceGuFinish(); |
3739 | sceGuSync(0, 0); */ |
3740 | } |
3741 | |
108c704a |
3742 | #elif defined(POLLUX_BUILD) |
4cdfc0bc |
3743 | |
3744 | void video_resolution_large() |
3745 | { |
3746 | screen_offset = 0; |
3747 | resolution_width = 320; |
3748 | resolution_height = 240; |
3749 | |
3750 | fb_use_buffers(1); |
3751 | flip_screen(); |
3752 | clear_screen(0); |
42c81190 |
3753 | wiz_lcd_set_portrait(0); |
4cdfc0bc |
3754 | } |
3755 | |
3756 | void video_resolution_small() |
3757 | { |
5c6e71a0 |
3758 | fb_use_buffers(4); |
42c81190 |
3759 | |
3760 | switch (screen_scale) |
3761 | { |
3762 | case unscaled: |
3763 | screen_offset = 320*40 + 40; |
3764 | wiz_lcd_set_portrait(0); |
3765 | break; |
3766 | case scaled_aspect: |
3767 | screen_offset = 320*(80 - 14) + 80; |
3768 | wiz_lcd_set_portrait(0); |
3769 | break; |
3770 | case unscaled_rot: |
3771 | wiz_lcd_set_portrait(1); |
3772 | rot_lines_total = 4; |
3773 | rot_line_count = 0; |
3774 | break; |
3775 | case scaled_aspect_rot: |
3776 | wiz_lcd_set_portrait(1); |
3777 | rot_lines_total = 3; |
3778 | rot_line_count = 0; |
3779 | break; |
3780 | } |
3781 | |
788343bb |
3782 | flip_screen(); |
3783 | clear_screen(0); |
42c81190 |
3784 | |
3785 | resolution_width = 240; |
3786 | resolution_height = 160; |
4cdfc0bc |
3787 | } |
3788 | |
3789 | void set_gba_resolution(video_scale_type scale) |
3790 | { |
3791 | screen_scale = scale; |
3792 | } |
3793 | |
3794 | void clear_screen(u16 color) |
3795 | { |
3796 | u32 col = ((u32)color << 16) | color; |
3797 | u32 *p = gpsp_gp2x_screen; |
3798 | int c = 320*240/2; |
3799 | while (c-- > 0) |
3800 | *p++ = col; |
3801 | } |
3802 | |
eb3668fc |
3803 | #elif defined(PND_BUILD) |
3804 | |
3805 | void video_resolution_large() |
3806 | { |
3807 | resolution_width = 400; |
3808 | resolution_height = 272; |
3809 | |
e38fee1b |
3810 | fb_set_mode(400, 272, 1, 15, screen_filter, screen_filter2); |
eb3668fc |
3811 | flip_screen(); |
3812 | clear_screen(0); |
3813 | } |
3814 | |
3815 | void video_resolution_small() |
3816 | { |
3817 | resolution_width = 240; |
3818 | resolution_height = 160; |
3819 | |
e38fee1b |
3820 | fb_set_mode(240, 160, 3, screen_scale, screen_filter, screen_filter2); |
eb3668fc |
3821 | flip_screen(); |
3822 | clear_screen(0); |
3823 | } |
3824 | |
3825 | void set_gba_resolution(video_scale_type scale) |
3826 | { |
3827 | screen_scale = scale; |
3828 | } |
3829 | |
3830 | void clear_screen(u16 color) |
3831 | { |
3832 | u32 col = ((u32)color << 16) | color; |
3833 | u32 *p = (u32 *)get_screen_pixels(); |
3834 | int c = resolution_width * resolution_height / 2; |
3835 | while (c-- > 0) |
3836 | *p++ = col; |
3837 | } |
3838 | |
2823a4c8 |
3839 | #else |
3840 | |
3841 | void video_resolution_large() |
3842 | { |
3843 | current_scale = unscaled; |
3844 | |
3845 | #ifdef GP2X_BUILD |
3846 | SDL_FreeSurface(screen); |
3847 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
3848 | hw_screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE); |
3849 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, 320, 240, 16, 0xFFFF, |
3850 | 0xFFFF, 0xFFFF, 0); |
3851 | resolution_width = 320; |
3852 | resolution_height = 240; |
3853 | SDL_ShowCursor(0); |
3854 | |
638cc626 |
3855 | warm_change_cb_upper(WCB_C_BIT|WCB_B_BIT, 1); |
2823a4c8 |
3856 | #else |
3857 | screen = SDL_SetVideoMode(480, 272, 16, 0); |
3858 | resolution_width = 480; |
3859 | resolution_height = 272; |
3860 | #endif |
3861 | } |
3862 | |
3863 | void video_resolution_small() |
3864 | { |
3865 | current_scale = screen_scale; |
3866 | |
3867 | #ifdef GP2X_BUILD |
90206450 |
3868 | int w, h; |
2823a4c8 |
3869 | SDL_FreeSurface(screen); |
3870 | SDL_GP2X_AllowGfxMemory(NULL, 0); |
90206450 |
3871 | |
3872 | w = 320; h = 240; |
4cadce97 |
3873 | if (screen_scale == scaled_aspect || screen_scale == fullscreen) |
90206450 |
3874 | { |
3875 | w = small_resolution_width * video_scale; |
3876 | h = small_resolution_height * video_scale; |
3877 | } |
3878 | if (screen_scale == scaled_aspect) h += 20; |
3879 | hw_screen = SDL_SetVideoMode(w, h, 16, SDL_HWSURFACE); |
2823a4c8 |
3880 | |
4cadce97 |
3881 | w = small_resolution_width * video_scale; |
3882 | if (screen_scale == scaled_aspect_sw) |
3883 | w = 320; |
2823a4c8 |
3884 | screen = SDL_CreateRGBSurface(SDL_HWSURFACE, |
4cadce97 |
3885 | w, small_resolution_height * video_scale, |
3886 | 16, 0xFFFF, 0xFFFF, 0xFFFF, 0); |
2823a4c8 |
3887 | |
3888 | SDL_ShowCursor(0); |
3889 | |
638cc626 |
3890 | warm_change_cb_upper(WCB_C_BIT|WCB_B_BIT, 1); |
2823a4c8 |
3891 | #else |
3892 | screen = SDL_SetVideoMode(small_resolution_width * video_scale, |
3893 | small_resolution_height * video_scale, 16, 0); |
3894 | #endif |
3895 | resolution_width = small_resolution_width; |
3896 | resolution_height = small_resolution_height; |
3897 | } |
3898 | |
3899 | void set_gba_resolution(video_scale_type scale) |
3900 | { |
3901 | if(screen_scale != scale) |
3902 | { |
3903 | screen_scale = scale; |
bbba3209 |
3904 | small_resolution_width = 240 * video_scale; |
3905 | small_resolution_height = 160 * video_scale; |
2823a4c8 |
3906 | } |
3907 | } |
3908 | |
3909 | void clear_screen(u16 color) |
3910 | { |
3911 | u16 *dest_ptr = get_screen_pixels(); |
3912 | u32 line_skip = get_screen_pitch() - screen->w; |
3913 | u32 x, y; |
3914 | |
3915 | for(y = 0; y < screen->h; y++) |
3916 | { |
3917 | for(x = 0; x < screen->w; x++, dest_ptr++) |
3918 | { |
3919 | *dest_ptr = color; |
3920 | } |
3921 | dest_ptr += line_skip; |
3922 | } |
3923 | } |
3924 | |
3925 | #endif |
3926 | |
3927 | u16 *copy_screen() |
3928 | { |
3929 | u16 *copy = malloc(240 * 160 * 2); |
3930 | memcpy(copy, get_screen_pixels(), 240 * 160 * 2); |
3931 | return copy; |
3932 | } |
3933 | |
3934 | void blit_to_screen(u16 *src, u32 w, u32 h, u32 dest_x, u32 dest_y) |
3935 | { |
3936 | u32 pitch = get_screen_pitch(); |
3937 | u16 *dest_ptr = get_screen_pixels() + dest_x + (dest_y * pitch); |
3938 | |
43c24b30 |
3939 | s32 w1 = dest_x + w > pitch ? pitch - dest_x : w; |
2823a4c8 |
3940 | u16 *src_ptr = src; |
43c24b30 |
3941 | s32 x, y; |
2823a4c8 |
3942 | |
3943 | for(y = 0; y < h; y++) |
3944 | { |
43c24b30 |
3945 | for(x = 0; x < w1; x++) |
2823a4c8 |
3946 | { |
43c24b30 |
3947 | dest_ptr[x] = src_ptr[x]; |
2823a4c8 |
3948 | } |
43c24b30 |
3949 | src_ptr += w; |
3950 | dest_ptr += pitch; |
2823a4c8 |
3951 | } |
3952 | } |
3953 | |
3954 | void print_string_ext(const char *str, u16 fg_color, u16 bg_color, |
42c81190 |
3955 | u32 x, u32 y, void *_dest_ptr, u32 pitch, u32 pad, u32 h_offset, u32 height) |
2823a4c8 |
3956 | { |
3957 | u16 *dest_ptr = (u16 *)_dest_ptr + (y * pitch) + x; |
3958 | u8 current_char = str[0]; |
3959 | u32 current_row; |
3960 | u32 glyph_offset; |
42c81190 |
3961 | u32 i = 0, i2, i3, h; |
2823a4c8 |
3962 | u32 str_index = 1; |
3963 | u32 current_x = x; |
3964 | |
42c81190 |
3965 | if(y + height > resolution_height) |
2823a4c8 |
3966 | return; |
3967 | |
3968 | while(current_char) |
3969 | { |
3970 | if(current_char == '\n') |
3971 | { |
3972 | y += FONT_HEIGHT; |
3973 | current_x = x; |
3974 | dest_ptr = get_screen_pixels() + (y * pitch) + x; |
3975 | } |
3976 | else |
3977 | { |
3978 | glyph_offset = _font_offset[current_char]; |
3979 | current_x += FONT_WIDTH; |
42c81190 |
3980 | glyph_offset += h_offset; |
3981 | for(i2 = h_offset, h = 0; i2 < FONT_HEIGHT && h < height; i2++, h++, glyph_offset++) |
2823a4c8 |
3982 | { |
3983 | current_row = _font_bits[glyph_offset]; |
3984 | for(i3 = 0; i3 < FONT_WIDTH; i3++) |
3985 | { |
3986 | if((current_row >> (15 - i3)) & 0x01) |
3987 | *dest_ptr = fg_color; |
3988 | else |
3989 | *dest_ptr = bg_color; |
3990 | dest_ptr++; |
3991 | } |
3992 | dest_ptr += (pitch - FONT_WIDTH); |
3993 | } |
42c81190 |
3994 | dest_ptr = dest_ptr - (pitch * h) + FONT_WIDTH; |
2823a4c8 |
3995 | } |
3996 | |
3997 | i++; |
3998 | |
3999 | current_char = str[str_index]; |
4000 | |
4001 | if((i < pad) && (current_char == 0)) |
4002 | { |
4003 | current_char = ' '; |
4004 | } |
4005 | else |
4006 | { |
4007 | str_index++; |
4008 | } |
4009 | |
90206450 |
4010 | if(current_x + FONT_WIDTH > resolution_width /* EDIT */) |
4011 | { |
4012 | while (current_char && current_char != '\n') |
4013 | { |
4014 | current_char = str[str_index++]; |
4015 | } |
4016 | } |
2823a4c8 |
4017 | } |
4018 | } |
4019 | |
4020 | void print_string(const char *str, u16 fg_color, u16 bg_color, |
4021 | u32 x, u32 y) |
4022 | { |
42c81190 |
4023 | #ifdef WIZ_BUILD |
4024 | if ((screen_scale == unscaled_rot || screen_scale == scaled_aspect_rot) && |
4025 | (resolution_width == small_resolution_width) && |
4026 | (resolution_height == small_resolution_height)) |
4027 | { |
4028 | snprintf(rot_msg_buff, sizeof(rot_msg_buff), "%s", str); |
4029 | return; |
4030 | } |
4031 | #endif |
2823a4c8 |
4032 | print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(), |
42c81190 |
4033 | get_screen_pitch(), 0, 0, FONT_HEIGHT); |
2823a4c8 |
4034 | } |
4035 | |
4036 | void print_string_pad(const char *str, u16 fg_color, u16 bg_color, |
4037 | u32 x, u32 y, u32 pad) |
4038 | { |
4039 | print_string_ext(str, fg_color, bg_color, x, y, get_screen_pixels(), |
42c81190 |
4040 | get_screen_pitch(), pad, 0, FONT_HEIGHT); |
2823a4c8 |
4041 | } |
4042 | |
4043 | u32 debug_cursor_x = 0; |
4044 | u32 debug_cursor_y = 0; |
4045 | |
4046 | #ifdef STDIO_DEBUG |
4047 | |
4048 | void debug_screen_clear() |
4049 | { |
4050 | } |
4051 | |
4052 | void debug_screen_start() |
4053 | { |
4054 | } |
4055 | |
4056 | void debug_screen_end() |
4057 | { |
4058 | } |
4059 | |
4060 | void debug_screen_update() |
4061 | { |
4062 | } |
4063 | |
4064 | void debug_screen_printf(const char *format, ...) |
4065 | { |
4066 | va_list ap; |
4067 | |
4068 | va_start(ap, format); |
4069 | vprintf(format, ap); |
4070 | va_end(ap); |
4071 | } |
4072 | |
4073 | void debug_screen_newline(u32 count) |
4074 | { |
4075 | printf("\n"); |
4076 | } |
4077 | |
4078 | |
4079 | #else |
4080 | |
4081 | void debug_screen_clear() |
4082 | { |
4083 | debug_cursor_x = 0; |
4084 | debug_cursor_y = 0; |
4085 | clear_screen(0x0000); |
4086 | } |
4087 | |
4088 | void debug_screen_start() |
4089 | { |
4090 | video_resolution_large(); |
4091 | debug_screen_clear(); |
4092 | } |
4093 | |
4094 | void debug_screen_end() |
4095 | { |
4096 | video_resolution_small(); |
4097 | } |
4098 | |
4099 | void debug_screen_update() |
4100 | { |
4101 | flip_screen(); |
4102 | } |
4103 | |
4104 | void debug_screen_printf(const char *format, ...) |
4105 | { |
4106 | char str_buffer[512]; |
4107 | u32 str_buffer_length; |
4108 | va_list ap; |
4109 | |
4110 | va_start(ap, format); |
4111 | str_buffer_length = vsnprintf(str_buffer, 512, format, ap); |
4112 | va_end(ap); |
4113 | |
4114 | printf("printing debug string %s at %d %d\n", str_buffer, |
4115 | debug_cursor_x, debug_cursor_y); |
4116 | |
4117 | print_string(str_buffer, 0xFFFF, 0x0000, debug_cursor_x, debug_cursor_y); |
4118 | debug_cursor_x += FONT_WIDTH * str_buffer_length; |
4119 | } |
4120 | |
4121 | void debug_screen_newline(u32 count) |
4122 | { |
4123 | debug_cursor_x = 0; |
4124 | debug_cursor_y += FONT_HEIGHT * count; |
4125 | } |
4126 | |
4127 | #endif |
4128 | |
4129 | void debug_screen_printl(const char *format, ...) |
4130 | { |
4131 | va_list ap; |
4132 | |
4133 | va_start(ap, format); |
4134 | debug_screen_printf(format, ap); |
90206450 |
4135 | debug_screen_newline(1); |
4136 | // debug_screen_printf("\n"); |
2823a4c8 |
4137 | va_end(ap); |
4138 | } |
4139 | |
4140 | |
4141 | #define video_savestate_builder(type) \ |
4142 | void video_##type##_savestate(file_tag_type savestate_file) \ |
4143 | { \ |
4144 | file_##type##_array(savestate_file, affine_reference_x); \ |
4145 | file_##type##_array(savestate_file, affine_reference_y); \ |
4146 | } \ |
4147 | |
4148 | video_savestate_builder(read); |
4149 | video_savestate_builder(write_mem); |
4150 | |
4151 | |