5a681086 |
1 | /*\r |
2 | * (c) Copyright 2006-2010 notaz, All rights reserved.\r |
3 | *\r |
4 | * For performance reasons 3 renderers are exported for both MD and 32x modes:\r |
5 | * - 16bpp line renderer\r |
6 | * - 8bpp line renderer (slightly faster)\r |
7 | * - 8bpp tile renderer\r |
8 | * In 32x mode:\r |
9 | * - 32x layer is overlayed on top of 16bpp one\r |
10 | * - line internal one done on PicoDraw2FB, then mixed with 32x\r |
11 | * - tile internal one done on PicoDraw2FB, then mixed with 32x\r |
12 | */\r |
cc68a136 |
13 | \r |
14 | #include <stdio.h>\r |
15 | #include <stdlib.h>\r |
c7eb229a |
16 | #include <unistd.h>\r |
cc68a136 |
17 | \r |
0d9bf4fc |
18 | #include "plat_gp2x.h"\r |
42171343 |
19 | #include "soc.h"\r |
bcd94522 |
20 | #include "../common/plat.h"\r |
991473ad |
21 | #include "../common/menu.h"\r |
e5f426aa |
22 | #include "../common/arm_utils.h"\r |
23 | #include "../common/fonts.h"\r |
ea8c405f |
24 | #include "../common/emu.h"\r |
58c86d00 |
25 | #include "../common/config.h"\r |
e5ab6faf |
26 | #include "../linux/sndout_oss.h"\r |
713c9224 |
27 | #include "version.h"\r |
cc68a136 |
28 | \r |
efcba75f |
29 | #include <pico/pico_int.h>\r |
30 | #include <pico/patch.h>\r |
31 | #include <pico/sound/mix.h>\r |
b67ef287 |
32 | #include <zlib/zlib.h>\r |
cc68a136 |
33 | \r |
cc68a136 |
34 | #ifdef BENCHMARK\r |
35 | #define OSD_FPS_X 220\r |
36 | #else\r |
37 | #define OSD_FPS_X 260\r |
38 | #endif\r |
39 | \r |
cc68a136 |
40 | \r |
cc68a136 |
41 | extern int crashed_940;\r |
42 | \r |
02da059d |
43 | static short __attribute__((aligned(4))) sndBuffer[2*(44100+100)/50];\r |
f2cf8472 |
44 | static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];\r |
45 | unsigned char *PicoDraw2FB = PicoDraw2FB_;\r |
f4750ee0 |
46 | static int osd_fps_x, osd_y, doing_bg_frame;\r |
fcdefcf6 |
47 | const char *renderer_names[] = { "16bit accurate", " 8bit accurate", " 8bit fast", NULL };\r |
48 | const char *renderer_names32x[] = { "accurate", "faster", "fastest", NULL };\r |
5a681086 |
49 | enum renderer_types { RT_16BIT, RT_8BIT_ACC, RT_8BIT_FAST, RT_COUNT };\r |
cc68a136 |
50 | \r |
f4750ee0 |
51 | static int (*emu_scan_begin)(unsigned int num) = NULL;\r |
52 | static int (*emu_scan_end)(unsigned int num) = NULL;\r |
cc68a136 |
53 | \r |
f4750ee0 |
54 | extern void *gp2x_screens[4];\r |
2433f409 |
55 | \r |
56 | \r |
f2cf8472 |
57 | void pemu_prep_defconfig(void)\r |
58c86d00 |
58 | {\r |
ee2a3bdf |
59 | gp2x_soc_t soc;\r |
60 | \r |
ee2a3bdf |
61 | defaultConfig.CPUclock = default_cpu_clock;\r |
5a681086 |
62 | defaultConfig.renderer32x = RT_8BIT_FAST;\r |
ee2a3bdf |
63 | \r |
64 | soc = soc_detect();\r |
65 | if (soc == SOCID_MMSP2)\r |
66 | defaultConfig.s_PicoOpt |= POPT_EXT_FM;\r |
cc41eb4f |
67 | else if (soc == SOCID_POLLUX)\r |
61753a67 |
68 | defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;\r |
58c86d00 |
69 | }\r |
70 | \r |
697746df |
71 | void pemu_validate_config(void)\r |
72 | {\r |
f4750ee0 |
73 | if (gp2x_dev_id != GP2X_DEV_GP2X)\r |
697746df |
74 | PicoOpt &= ~POPT_EXT_FM;\r |
f4750ee0 |
75 | if (gp2x_dev_id != GP2X_DEV_WIZ)\r |
697746df |
76 | currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;\r |
77 | \r |
78 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300)\r |
79 | currentConfig.gamma = 100;\r |
80 | \r |
81 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 1024)\r |
82 | currentConfig.CPUclock = default_cpu_clock;\r |
83 | }\r |
84 | \r |
5a681086 |
85 | static int get_renderer(void)\r |
86 | {\r |
87 | if (PicoAHW & PAHW_32X)\r |
88 | return currentConfig.renderer32x;\r |
89 | else\r |
90 | return currentConfig.renderer;\r |
91 | }\r |
92 | \r |
93 | static void change_renderer(int diff)\r |
94 | {\r |
95 | int *r;\r |
96 | if (PicoAHW & PAHW_32X)\r |
97 | r = ¤tConfig.renderer32x;\r |
98 | else\r |
99 | r = ¤tConfig.renderer;\r |
100 | *r += diff;\r |
f4750ee0 |
101 | \r |
102 | // 8bpp fast is not there (yet?)\r |
103 | if ((PicoAHW & PAHW_SMS) && *r == RT_8BIT_FAST)\r |
104 | (*r)++;\r |
105 | \r |
5a681086 |
106 | if (*r >= RT_COUNT)\r |
107 | *r = 0;\r |
108 | else if (*r < 0)\r |
109 | *r = RT_COUNT - 1;\r |
110 | }\r |
111 | \r |
112 | #define is_16bit_mode() \\r |
113 | (get_renderer() == RT_16BIT || (PicoAHW & PAHW_32X))\r |
114 | \r |
cc41eb4f |
115 | static void (*osd_text)(int x, int y, const char *text);\r |
116 | \r |
117 | static void osd_text8(int x, int y, const char *text)\r |
cc68a136 |
118 | {\r |
119 | int len = strlen(text)*8;\r |
e2de9939 |
120 | int *p, i, h, offs;\r |
cc68a136 |
121 | \r |
cc41eb4f |
122 | len = (len+3) >> 2;\r |
123 | for (h = 0; h < 8; h++) {\r |
124 | offs = (x + g_screen_width * (y+h)) & ~3;\r |
125 | p = (int *) ((char *)g_screen_ptr + offs);\r |
126 | for (i = len; i; i--, p++)\r |
127 | *p = 0xe0e0e0e0;\r |
128 | }\r |
129 | emu_text_out8(x, y, text);\r |
130 | }\r |
131 | \r |
132 | static void osd_text16(int x, int y, const char *text)\r |
133 | {\r |
134 | int len = strlen(text)*8;\r |
135 | int *p, i, h, offs;\r |
136 | \r |
137 | len = (len+1) >> 1;\r |
138 | for (h = 0; h < 8; h++) {\r |
139 | offs = (x + g_screen_width * (y+h)) & ~1;\r |
140 | p = (int *) ((short *)g_screen_ptr + offs);\r |
141 | for (i = len; i; i--, p++)\r |
142 | *p = (*p >> 2) & 0x39e7;\r |
143 | }\r |
144 | emu_text_out16(x, y, text);\r |
145 | }\r |
146 | \r |
147 | static void osd_text8_rot(int x, int y, const char *text)\r |
148 | {\r |
149 | int len = strlen(text) * 8;\r |
150 | char *p = (char *)g_screen_ptr + 240*(320-x) + y;\r |
151 | \r |
152 | while (len--) {\r |
153 | memset(p, 0xe0, 8);\r |
154 | p -= 240;\r |
cc68a136 |
155 | }\r |
cc41eb4f |
156 | \r |
157 | emu_text_out8_rot(x, y, text);\r |
158 | }\r |
159 | \r |
160 | static void osd_text16_rot(int x, int y, const char *text)\r |
161 | {\r |
162 | int len = strlen(text) * 8;\r |
163 | short *p = (short *)g_screen_ptr + 240*(320-x) + y;\r |
164 | \r |
165 | while (len--) {\r |
166 | memset(p, 0, 8*2);\r |
167 | p -= 240;\r |
168 | }\r |
169 | \r |
170 | emu_text_out16_rot(x, y, text);\r |
cc68a136 |
171 | }\r |
172 | \r |
213c16ad |
173 | static void draw_cd_leds(void)\r |
bf098bc5 |
174 | {\r |
cc41eb4f |
175 | int led_reg, pitch, scr_offs, led_offs;\r |
176 | led_reg = Pico_mcd->s68k_regs[0];\r |
177 | \r |
178 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
179 | pitch = 240;\r |
180 | led_offs = -pitch * 6;\r |
181 | scr_offs = pitch * (320 - 4);\r |
182 | } else {\r |
183 | pitch = 320;\r |
184 | led_offs = 4;\r |
185 | scr_offs = pitch * 2 + 4;\r |
186 | }\r |
bf098bc5 |
187 | \r |
5a681086 |
188 | if (!is_16bit_mode()) {\r |
cc41eb4f |
189 | #define p(x) px[(x) >> 2]\r |
bf098bc5 |
190 | // 8-bit modes\r |
cc41eb4f |
191 | unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);\r |
192 | unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
193 | unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
194 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
195 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
196 | #undef p\r |
bf098bc5 |
197 | } else {\r |
cc41eb4f |
198 | #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]\r |
bf098bc5 |
199 | // 16-bit modes\r |
cc41eb4f |
200 | unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);\r |
201 | unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;\r |
202 | unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;\r |
203 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
204 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
205 | #undef p\r |
bf098bc5 |
206 | }\r |
207 | }\r |
208 | \r |
213c16ad |
209 | static void draw_pico_ptr(void)\r |
210 | {\r |
e2de9939 |
211 | unsigned short *p = (unsigned short *)g_screen_ptr;\r |
cc41eb4f |
212 | int x, y, pitch = 320;\r |
213c16ad |
213 | \r |
214 | // only if pen enabled and for 16bit modes\r |
5a681086 |
215 | if (pico_inp_mode == 0 || currentConfig.EmuOpt != RT_16BIT)\r |
cc41eb4f |
216 | return;\r |
213c16ad |
217 | \r |
cc41eb4f |
218 | x = pico_pen_x + PICO_PEN_ADJUST_X;\r |
219 | y = pico_pen_y + PICO_PEN_ADJUST_Y;\r |
220 | if (!(Pico.video.reg[12]&1) && !(PicoOpt & POPT_DIS_32C_BORDER))\r |
221 | x += 32;\r |
213c16ad |
222 | \r |
02da059d |
223 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
cc41eb4f |
224 | pitch = 240;\r |
225 | p += (319 - x) * pitch + y;\r |
226 | } else\r |
227 | p += x + y * pitch;\r |
228 | \r |
229 | p[0] ^= 0xffff;\r |
230 | p[pitch-1] ^= 0xffff;\r |
231 | p[pitch] ^= 0xffff;\r |
232 | p[pitch+1] ^= 0xffff;\r |
233 | p[pitch*2] ^= 0xffff;\r |
213c16ad |
234 | }\r |
235 | \r |
cc41eb4f |
236 | /* rot thing for Wiz */\r |
237 | static unsigned char __attribute__((aligned(4))) rot_buff[320*4*2];\r |
238 | \r |
239 | static int EmuScanBegin16_rot(unsigned int num)\r |
240 | {\r |
241 | DrawLineDest = rot_buff + (num & 3) * 320 * 2;\r |
242 | return 0;\r |
243 | }\r |
244 | \r |
245 | static int EmuScanEnd16_rot(unsigned int num)\r |
246 | {\r |
247 | if ((num & 3) != 3)\r |
248 | return 0;\r |
cc41eb4f |
249 | rotated_blit16(g_screen_ptr, rot_buff, num + 1,\r |
250 | !(Pico.video.reg[12] & 1) && !(PicoOpt & POPT_EN_SOFTSCALE));\r |
251 | return 0;\r |
252 | }\r |
253 | \r |
254 | static int EmuScanBegin8_rot(unsigned int num)\r |
255 | {\r |
256 | DrawLineDest = rot_buff + (num & 3) * 320;\r |
257 | return 0;\r |
258 | }\r |
259 | \r |
260 | static int EmuScanEnd8_rot(unsigned int num)\r |
261 | {\r |
262 | if ((num & 3) != 3)\r |
263 | return 0;\r |
cc41eb4f |
264 | rotated_blit8(g_screen_ptr, rot_buff, num + 1,\r |
265 | !(Pico.video.reg[12] & 1));\r |
266 | return 0;\r |
267 | }\r |
268 | \r |
f4750ee0 |
269 | /* line doublers */\r |
270 | static unsigned int ld_counter;\r |
271 | static int ld_left, ld_lines;\r |
272 | \r |
273 | static int EmuScanBegin16_ld(unsigned int num)\r |
274 | {\r |
275 | if ((signed int)(ld_counter - num) > 100)\r |
276 | ld_counter = 0;\r |
277 | \r |
278 | if (emu_scan_begin)\r |
279 | return emu_scan_begin(ld_counter);\r |
280 | else\r |
281 | DrawLineDest = (char *)g_screen_ptr + 320 * ld_counter * gp2x_current_bpp / 8;\r |
282 | \r |
283 | return 0;\r |
284 | }\r |
285 | \r |
286 | static int EmuScanEnd16_ld(unsigned int num)\r |
287 | {\r |
288 | void *oldline = DrawLineDest;\r |
289 | \r |
290 | if (emu_scan_end)\r |
291 | emu_scan_end(ld_counter);\r |
292 | \r |
293 | ld_counter++;\r |
294 | ld_left--;\r |
295 | if (ld_left <= 0) {\r |
296 | ld_left = ld_lines;\r |
297 | \r |
298 | EmuScanBegin16_ld(num);\r |
299 | memcpy32(DrawLineDest, oldline, 320 * gp2x_current_bpp / 8 / 4);\r |
300 | if (emu_scan_end)\r |
301 | emu_scan_end(ld_counter);\r |
302 | \r |
303 | ld_counter++;\r |
304 | }\r |
305 | \r |
306 | return 0;\r |
307 | }\r |
308 | \r |
19954be1 |
309 | static int localPal[0x100];\r |
310 | static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border);\r |
311 | static int (*make_local_pal)(int fast_mode);\r |
312 | \r |
313 | static int make_local_pal_md(int fast_mode)\r |
314 | {\r |
315 | int pallen = 0xc0;\r |
316 | \r |
317 | bgr444_to_rgb32(localPal, Pico.cram);\r |
318 | if (fast_mode)\r |
319 | return 0x40;\r |
320 | \r |
321 | if (Pico.video.reg[0xC] & 8) { // shadow/hilight mode\r |
322 | bgr444_to_rgb32_sh(localPal, Pico.cram);\r |
323 | localPal[0xc0] = 0x0000c000;\r |
324 | localPal[0xd0] = 0x00c00000;\r |
325 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
326 | localPal[0xf0] = 0x00ffffff;\r |
327 | pallen = 0x100;\r |
328 | }\r |
329 | else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r |
330 | bgr444_to_rgb32(localPal+0x40, HighPal);\r |
331 | bgr444_to_rgb32(localPal+0x80, HighPal+0x40);\r |
332 | }\r |
333 | else\r |
334 | memcpy32(localPal+0x80, localPal, 0x40); // for spr prio mess\r |
335 | \r |
336 | return pallen;\r |
337 | }\r |
338 | \r |
339 | static int make_local_pal_sms(int fast_mode)\r |
340 | {\r |
341 | unsigned short *spal = Pico.cram;\r |
342 | unsigned int *dpal = (void *)localPal;\r |
343 | unsigned int i, t;\r |
344 | \r |
345 | for (i = 0x40; i > 0; i--) {\r |
346 | t = *spal++;\r |
347 | t = ((t & 0x0003) << 22) | ((t & 0x000c) << 12) | ((t & 0x0030) << 2);\r |
348 | t |= t >> 2;\r |
349 | t |= t >> 4;\r |
350 | *dpal++ = t;\r |
351 | }\r |
352 | \r |
353 | return 0x40;\r |
354 | }\r |
cc68a136 |
355 | \r |
d08e7326 |
356 | void pemu_finalize_frame(const char *fps, const char *notice)\r |
cc68a136 |
357 | {\r |
bf098bc5 |
358 | int emu_opt = currentConfig.EmuOpt;\r |
19954be1 |
359 | int ret;\r |
bf098bc5 |
360 | \r |
5a681086 |
361 | if (PicoAHW & PAHW_32X)\r |
362 | ; // nothing to do\r |
363 | else if (get_renderer() == RT_8BIT_FAST)\r |
fad24893 |
364 | {\r |
cc68a136 |
365 | // 8bit fast renderer\r |
366 | if (Pico.m.dirtyPal) {\r |
367 | Pico.m.dirtyPal = 0;\r |
19954be1 |
368 | ret = make_local_pal(1);\r |
cc68a136 |
369 | // feed new palette to our device\r |
19954be1 |
370 | gp2x_video_setpalette(localPal, ret);\r |
cc68a136 |
371 | }\r |
fad24893 |
372 | // a hack for VR\r |
45f2f245 |
373 | if (PicoAHW & PAHW_SVP)\r |
fad24893 |
374 | memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);\r |
375 | // do actual copy\r |
cc41eb4f |
376 | vidcpyM2(g_screen_ptr, PicoDraw2FB+328*8,\r |
377 | !(Pico.video.reg[12] & 1), !(PicoOpt & POPT_DIS_32C_BORDER));\r |
fad24893 |
378 | }\r |
5a681086 |
379 | else if (get_renderer() == RT_8BIT_ACC)\r |
fad24893 |
380 | {\r |
cc68a136 |
381 | // 8bit accurate renderer\r |
602133e1 |
382 | if (Pico.m.dirtyPal)\r |
383 | {\r |
cc68a136 |
384 | Pico.m.dirtyPal = 0;\r |
19954be1 |
385 | ret = make_local_pal(0);\r |
386 | gp2x_video_setpalette(localPal, ret);\r |
cc68a136 |
387 | }\r |
388 | }\r |
389 | \r |
f4750ee0 |
390 | if (notice)\r |
391 | osd_text(4, osd_y, notice);\r |
392 | if (emu_opt & EOPT_SHOW_FPS)\r |
393 | osd_text(osd_fps_x, osd_y, fps);\r |
697746df |
394 | if ((PicoAHW & PAHW_MCD) && (emu_opt & EOPT_EN_CD_LEDS))\r |
213c16ad |
395 | draw_cd_leds();\r |
396 | if (PicoAHW & PAHW_PICO)\r |
397 | draw_pico_ptr();\r |
d08e7326 |
398 | }\r |
cc68a136 |
399 | \r |
d08e7326 |
400 | void plat_video_flip(void)\r |
401 | {\r |
5a681086 |
402 | int stride = g_screen_width;\r |
cc68a136 |
403 | gp2x_video_flip();\r |
5a681086 |
404 | \r |
405 | if (is_16bit_mode())\r |
406 | stride *= 2;\r |
407 | PicoDrawSetOutBuf(g_screen_ptr, stride);\r |
cc68a136 |
408 | }\r |
409 | \r |
b24e0f6c |
410 | /* XXX */\r |
411 | #ifdef __GP2X__\r |
412 | unsigned int plat_get_ticks_ms(void)\r |
413 | {\r |
414 | return gp2x_get_ticks_ms();\r |
415 | }\r |
416 | \r |
417 | unsigned int plat_get_ticks_us(void)\r |
418 | {\r |
419 | return gp2x_get_ticks_us();\r |
420 | }\r |
421 | #endif\r |
422 | \r |
423 | void plat_wait_till_us(unsigned int us_to)\r |
424 | {\r |
425 | unsigned int now;\r |
426 | \r |
427 | spend_cycles(1024);\r |
428 | now = plat_get_ticks_us();\r |
429 | \r |
430 | while ((signed int)(us_to - now) > 512)\r |
431 | {\r |
432 | spend_cycles(1024);\r |
433 | now = plat_get_ticks_us();\r |
434 | }\r |
435 | }\r |
436 | \r |
437 | void plat_video_wait_vsync(void)\r |
438 | {\r |
439 | gp2x_video_wait_vsync();\r |
440 | }\r |
441 | \r |
442 | void plat_status_msg_clear(void)\r |
cc68a136 |
443 | {\r |
5a681086 |
444 | int is_8bit = !is_16bit_mode();\r |
b24e0f6c |
445 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
cc41eb4f |
446 | /* ugh.. */\r |
447 | int i, u, *p;\r |
448 | if (is_8bit) {\r |
449 | for (i = 0; i < 4; i++) {\r |
450 | p = (int *)gp2x_screens[i] + (240-8) / 4;\r |
451 | for (u = 320; u > 0; u--, p += 240/4)\r |
452 | p[0] = p[1] = 0xe0e0e0e0;\r |
453 | }\r |
454 | } else {\r |
455 | for (i = 0; i < 4; i++) {\r |
456 | p = (int *)gp2x_screens[i] + (240-8)*2 / 4;\r |
457 | for (u = 320; u > 0; u--, p += 240*2/4)\r |
458 | p[0] = p[1] = p[2] = p[3] = 0;\r |
459 | }\r |
460 | }\r |
461 | return;\r |
462 | }\r |
463 | \r |
b24e0f6c |
464 | if (is_8bit)\r |
465 | gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r |
466 | else\r |
467 | gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r |
cc68a136 |
468 | }\r |
469 | \r |
d34a42f9 |
470 | void plat_status_msg_busy_next(const char *msg)\r |
471 | {\r |
b24e0f6c |
472 | plat_status_msg_clear();\r |
d08e7326 |
473 | pemu_finalize_frame("", msg);\r |
474 | plat_video_flip();\r |
7c34867a |
475 | emu_status_msg("");\r |
d34a42f9 |
476 | \r |
477 | /* assumption: msg_busy_next gets called only when\r |
478 | * something slow is about to happen */\r |
479 | reset_timing = 1;\r |
480 | }\r |
481 | \r |
482 | void plat_status_msg_busy_first(const char *msg)\r |
483 | {\r |
484 | gp2x_memcpy_all_buffers(g_screen_ptr, 0, 320*240*2);\r |
485 | plat_status_msg_busy_next(msg);\r |
486 | }\r |
cc68a136 |
487 | \r |
f4750ee0 |
488 | static void vid_reset_mode(void)\r |
cc68a136 |
489 | {\r |
5a681086 |
490 | int gp2x_mode = 16;\r |
491 | int renderer = get_renderer();\r |
492 | \r |
f4750ee0 |
493 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
494 | emu_scan_begin = NULL;\r |
495 | emu_scan_end = NULL;\r |
cc41eb4f |
496 | \r |
5a681086 |
497 | switch (renderer) {\r |
498 | case RT_16BIT:\r |
5a681086 |
499 | PicoDrawSetOutFormat(PDF_RGB555, 0);\r |
500 | PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r |
5a681086 |
501 | break;\r |
502 | case RT_8BIT_ACC:\r |
5a681086 |
503 | PicoDrawSetOutFormat(PDF_8BIT, 0);\r |
504 | PicoDrawSetOutBuf(g_screen_ptr, g_screen_width);\r |
5a681086 |
505 | gp2x_mode = 8;\r |
506 | break;\r |
507 | case RT_8BIT_FAST:\r |
f4750ee0 |
508 | PicoOpt |= POPT_ALT_RENDERER;\r |
5a681086 |
509 | PicoDrawSetOutFormat(PDF_NONE, 0);\r |
f4750ee0 |
510 | vidcpyM2 = vidcpy_m2;\r |
5a681086 |
511 | gp2x_mode = 8;\r |
512 | break;\r |
f4750ee0 |
513 | default:\r |
514 | printf("bad renderer\n");\r |
515 | break;\r |
bf098bc5 |
516 | }\r |
cc41eb4f |
517 | \r |
5a681086 |
518 | if (PicoAHW & PAHW_32X) {\r |
5a681086 |
519 | // Wiz 16bit is an exception, uses line rendering due to rotation mess\r |
520 | if (renderer == RT_16BIT && (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)) {\r |
521 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
522 | PicoDraw32xSetFrameMode(0, 0);\r |
523 | }\r |
524 | else {\r |
f4750ee0 |
525 | PicoDrawSetOutFormat(PDF_NONE, 0);\r |
5a681086 |
526 | PicoDraw32xSetFrameMode(1, (renderer == RT_16BIT) ? 1 : 0);\r |
527 | }\r |
528 | PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r |
5a681086 |
529 | }\r |
530 | \r |
f4750ee0 |
531 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
532 | if ((PicoAHW & PAHW_32X) || renderer == RT_16BIT) {\r |
533 | emu_scan_begin = EmuScanBegin16_rot;\r |
534 | emu_scan_end = EmuScanEnd16_rot;\r |
535 | }\r |
536 | else if (renderer == RT_8BIT_ACC) {\r |
537 | emu_scan_begin = EmuScanBegin8_rot;\r |
538 | emu_scan_end = EmuScanEnd8_rot;\r |
539 | }\r |
540 | else if (renderer == RT_8BIT_FAST)\r |
541 | vidcpyM2 = vidcpy_m2_rot;\r |
542 | }\r |
543 | \r |
544 | PicoDrawSetCallbacks(emu_scan_begin, emu_scan_end);\r |
545 | \r |
546 | if (is_16bit_mode())\r |
547 | osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text16_rot : osd_text16;\r |
548 | else\r |
549 | osd_text = (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) ? osd_text8_rot : osd_text8;\r |
550 | \r |
5a681086 |
551 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX)\r |
552 | gp2x_mode = -gp2x_mode;\r |
f4750ee0 |
553 | \r |
554 | gp2x_video_wait_vsync();\r |
5a681086 |
555 | gp2x_video_changemode(gp2x_mode);\r |
556 | \r |
557 | if (!is_16bit_mode()) {\r |
bf098bc5 |
558 | // setup pal for 8-bit modes\r |
559 | localPal[0xc0] = 0x0000c000; // MCD LEDs\r |
560 | localPal[0xd0] = 0x00c00000;\r |
cc68a136 |
561 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
562 | localPal[0xf0] = 0x00ffffff;\r |
cc68a136 |
563 | gp2x_video_setpalette(localPal, 0x100);\r |
564 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
cc68a136 |
565 | }\r |
f4750ee0 |
566 | else\r |
567 | gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
568 | \r |
cc68a136 |
569 | Pico.m.dirtyPal = 1;\r |
cc41eb4f |
570 | \r |
f4750ee0 |
571 | PicoOpt &= ~POPT_EN_SOFTSCALE;\r |
572 | if (currentConfig.scaling == EOPT_SCALE_SW)\r |
573 | PicoOpt |= POPT_EN_SOFTSCALE;\r |
19954be1 |
574 | \r |
575 | // palette converters for 8bit modes\r |
576 | make_local_pal = (PicoAHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;\r |
cc68a136 |
577 | }\r |
578 | \r |
f4750ee0 |
579 | void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r |
580 | {\r |
581 | int scalex = 320, scaley = 240;\r |
582 | int ln_offs = 0;\r |
583 | \r |
584 | if (doing_bg_frame)\r |
585 | return;\r |
586 | \r |
587 | osd_fps_x = OSD_FPS_X;\r |
588 | osd_y = 232;\r |
589 | \r |
590 | /* set up hwscaling here */\r |
591 | PicoOpt &= ~POPT_DIS_32C_BORDER;\r |
592 | if (is_32cols && currentConfig.scaling == EOPT_SCALE_HW) {\r |
593 | scalex = 256;\r |
594 | PicoOpt |= POPT_DIS_32C_BORDER;\r |
595 | osd_fps_x = OSD_FPS_X - 64;\r |
596 | }\r |
597 | \r |
598 | if (currentConfig.vscaling == EOPT_SCALE_HW) {\r |
599 | ln_offs = start_line;\r |
600 | scaley = line_count;\r |
601 | osd_y = start_line + line_count - 8;\r |
602 | }\r |
603 | \r |
604 | gp2x_video_RGB_setscaling(ln_offs, scalex, scaley);\r |
605 | \r |
606 | /* line doubling */\r |
607 | if (currentConfig.vscaling == EOPT_SCALE_SW && line_count < 240) {\r |
608 | ld_lines = ld_left = line_count / (240 - line_count);\r |
609 | PicoDrawSetCallbacks(EmuScanBegin16_ld, EmuScanEnd16_ld);\r |
610 | }\r |
611 | \r |
612 | // clear whole screen in all buffers\r |
613 | if (!is_16bit_mode())\r |
614 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
615 | else\r |
616 | gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
617 | }\r |
618 | \r |
5a681086 |
619 | void plat_video_toggle_renderer(int change, int is_menu_call)\r |
66fdc0f0 |
620 | {\r |
5a681086 |
621 | change_renderer(change);\r |
d90f5bd7 |
622 | \r |
5a681086 |
623 | if (is_menu_call)\r |
d90f5bd7 |
624 | return;\r |
7a1f6e45 |
625 | \r |
f4750ee0 |
626 | vid_reset_mode();\r |
19954be1 |
627 | rendstatus_old = -1;\r |
66fdc0f0 |
628 | \r |
5a681086 |
629 | if (PicoAHW & PAHW_32X)\r |
630 | emu_status_msg(renderer_names32x[get_renderer()]);\r |
631 | else\r |
632 | emu_status_msg(renderer_names[get_renderer()]);\r |
fa1e5e29 |
633 | }\r |
634 | \r |
f2cf8472 |
635 | #if 0 // TODO\r |
991473ad |
636 | static void RunEventsPico(unsigned int events)\r |
406c96c5 |
637 | {\r |
f0f0d2df |
638 | int ret, px, py, lim_x;\r |
85a4b5a4 |
639 | static int pdown_frames = 0;\r |
640 | \r |
85a4b5a4 |
641 | // for F200\r |
642 | ret = gp2x_touchpad_read(&px, &py);\r |
f0f0d2df |
643 | if (ret >= 0)\r |
644 | {\r |
645 | if (ret > 35000)\r |
646 | {\r |
85a4b5a4 |
647 | if (pdown_frames++ > 5)\r |
648 | PicoPad[0] |= 0x20;\r |
649 | \r |
650 | pico_pen_x = px;\r |
651 | pico_pen_y = py;\r |
652 | if (!(Pico.video.reg[12]&1)) {\r |
653 | pico_pen_x -= 32;\r |
654 | if (pico_pen_x < 0) pico_pen_x = 0;\r |
655 | if (pico_pen_x > 248) pico_pen_x = 248;\r |
656 | }\r |
657 | if (pico_pen_y > 224) pico_pen_y = 224;\r |
658 | }\r |
659 | else\r |
f0f0d2df |
660 | pdown_frames = 0;\r |
85a4b5a4 |
661 | \r |
662 | //if (ret == 0)\r |
663 | // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
664 | }\r |
406c96c5 |
665 | }\r |
f2cf8472 |
666 | #endif\r |
406c96c5 |
667 | \r |
d34a42f9 |
668 | void plat_update_volume(int has_changed, int is_up)\r |
4a32f01f |
669 | {\r |
670 | static int prev_frame = 0, wait_frames = 0;\r |
671 | int vol = currentConfig.volume;\r |
d34a42f9 |
672 | int need_low_volume = 0;\r |
673 | gp2x_soc_t soc;\r |
674 | \r |
675 | soc = soc_detect();\r |
676 | if ((PicoOpt & POPT_EN_STEREO) && soc == SOCID_MMSP2)\r |
677 | need_low_volume = 1;\r |
4a32f01f |
678 | \r |
679 | if (has_changed)\r |
680 | {\r |
d34a42f9 |
681 | if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)\r |
4a32f01f |
682 | wait_frames++;\r |
683 | else {\r |
684 | if (is_up) {\r |
685 | if (vol < 99) vol++;\r |
686 | } else {\r |
687 | if (vol > 0) vol--;\r |
688 | }\r |
689 | wait_frames = 0;\r |
e5ab6faf |
690 | sndout_oss_setvol(vol, vol);\r |
4a32f01f |
691 | currentConfig.volume = vol;\r |
692 | }\r |
b24e0f6c |
693 | emu_status_msg("VOL: %02i", vol);\r |
4a32f01f |
694 | prev_frame = Pico.m.frame_count;\r |
695 | }\r |
696 | \r |
54646a39 |
697 | if (!need_low_volume)\r |
d34a42f9 |
698 | return;\r |
699 | \r |
700 | /* set the right mixer func */\r |
4a32f01f |
701 | if (vol >= 5)\r |
702 | PsndMix_32_to_16l = mix_32_to_16l_stereo;\r |
703 | else {\r |
704 | mix_32_to_16l_level = 5 - vol;\r |
705 | PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;\r |
706 | }\r |
707 | }\r |
708 | \r |
7a93adeb |
709 | static void updateSound(int len)\r |
cc68a136 |
710 | {\r |
b08ccf71 |
711 | len <<= 1;\r |
b24e0f6c |
712 | if (PicoOpt & POPT_EN_STEREO)\r |
713 | len <<= 1;\r |
cc68a136 |
714 | \r |
b08ccf71 |
715 | if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r |
716 | return;\r |
717 | \r |
01bc6b19 |
718 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
719 | if (PicoSkipFrame != 2)\r |
b08ccf71 |
720 | sndout_oss_write(PsndOut, len);\r |
cc68a136 |
721 | }\r |
722 | \r |
f2cf8472 |
723 | void pemu_sound_start(void)\r |
7b3f44c6 |
724 | {\r |
725 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;\r |
7b3f44c6 |
726 | \r |
727 | PsndOut = NULL;\r |
728 | \r |
729 | // prepare sound stuff\r |
7c34867a |
730 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
7b3f44c6 |
731 | {\r |
7c34867a |
732 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
733 | int target_fps = Pico.m.pal ? 50 : 60;\r |
b08ccf71 |
734 | int frame_samples, snd_excess_add;\r |
02da059d |
735 | int snd_rate_oss = PsndRate;\r |
7c34867a |
736 | gp2x_soc_t soc;\r |
737 | \r |
b08ccf71 |
738 | soc = soc_detect();\r |
02da059d |
739 | if (soc == SOCID_POLLUX) {\r |
740 | /* POLLUX pain: DPLL1 / mclk_div / bitclk_div / 4 */\r |
741 | switch (PsndRate) {\r |
742 | case 44100: PsndRate = 44171; break; // 44170.673077\r |
743 | case 22050: PsndRate = 22086; break; // 22085.336538\r |
744 | case 11025: PsndRate = 11043; break; // 11042.668269\r |
745 | default: break;\r |
746 | }\r |
747 | }\r |
b08ccf71 |
748 | \r |
7c34867a |
749 | #define SOUND_RERATE_FLAGS (POPT_EN_FM|POPT_EN_PSG|POPT_EN_STEREO|POPT_EXT_FM|POPT_EN_MCD_CDDA)\r |
750 | if (PsndRate != PsndRate_old || Pico.m.pal != pal_old || ((PicoOpt & POPT_EXT_FM) && crashed_940) ||\r |
751 | ((PicoOpt ^ PicoOpt_old) & SOUND_RERATE_FLAGS)) {\r |
7b3f44c6 |
752 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
753 | }\r |
b08ccf71 |
754 | \r |
7b3f44c6 |
755 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
756 | PsndOut = sndBuffer;\r |
b08ccf71 |
757 | PicoWriteSound = updateSound;\r |
7b3f44c6 |
758 | PsndRate_old = PsndRate;\r |
759 | PicoOpt_old = PicoOpt;\r |
760 | pal_old = Pico.m.pal;\r |
b08ccf71 |
761 | plat_update_volume(0, 0);\r |
762 | \r |
763 | frame_samples = PsndLen;\r |
764 | snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;\r |
765 | if (snd_excess_add != 0)\r |
766 | frame_samples++;\r |
767 | if (soc == SOCID_POLLUX)\r |
768 | frame_samples *= 2; /* force larger buffer */\r |
769 | \r |
770 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r |
771 | PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);\r |
772 | sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
02da059d |
773 | sndout_oss_start(snd_rate_oss, frame_samples, is_stereo);\r |
7c34867a |
774 | \r |
775 | /* Wiz's sound hardware needs more prebuffer */\r |
7c34867a |
776 | if (soc == SOCID_POLLUX)\r |
b08ccf71 |
777 | updateSound(frame_samples);\r |
7b3f44c6 |
778 | }\r |
779 | }\r |
780 | \r |
f2cf8472 |
781 | void pemu_sound_stop(void)\r |
7b3f44c6 |
782 | {\r |
02da059d |
783 | /* get back from Wiz pain */\r |
784 | switch (PsndRate) {\r |
785 | case 44171: PsndRate = 44100; break;\r |
786 | case 22086: PsndRate = 22050; break;\r |
787 | case 11043: PsndRate = 11025; break;\r |
788 | default: break;\r |
789 | }\r |
7b3f44c6 |
790 | }\r |
791 | \r |
f2cf8472 |
792 | void pemu_sound_wait(void)\r |
7b3f44c6 |
793 | {\r |
794 | // don't need to do anything, writes will block by themselves\r |
795 | }\r |
796 | \r |
74e1b42b |
797 | void pemu_forced_frame(int opts, int no_scale)\r |
860c6322 |
798 | {\r |
799 | int po_old = PicoOpt;\r |
a12e0116 |
800 | \r |
f4750ee0 |
801 | doing_bg_frame = 1;\r |
f2cf8472 |
802 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
803 | PicoOpt |= opts|POPT_ACC_SPRITES;\r |
860c6322 |
804 | \r |
f4750ee0 |
805 | memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r |
806 | \r |
5a681086 |
807 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
808 | PicoDrawSetOutBuf(g_screen_ptr, g_screen_width * 2);\r |
809 | PicoDraw32xSetFrameMode(0, 0);\r |
f4750ee0 |
810 | PicoDrawSetCallbacks(NULL, NULL);\r |
a12e0116 |
811 | Pico.m.dirtyPal = 1;\r |
860c6322 |
812 | \r |
f4750ee0 |
813 | if (no_scale == -9)\r |
814 | // yes I'm lazy, see pemu_forced_frame call below\r |
815 | PicoFrame();\r |
816 | else\r |
817 | PicoFrameDrawOnly();\r |
818 | \r |
819 | doing_bg_frame = 0;\r |
48e8482f |
820 | PicoOpt = po_old;\r |
860c6322 |
821 | }\r |
822 | \r |
f2cf8472 |
823 | void plat_debug_cat(char *str)\r |
fcf94fcc |
824 | {\r |
fcf94fcc |
825 | }\r |
826 | \r |
da310283 |
827 | #if 0\r |
828 | static void tga_dump(void)\r |
829 | {\r |
830 | #define BYTE unsigned char\r |
831 | #define WORD unsigned short\r |
832 | struct\r |
833 | {\r |
834 | BYTE IDLength; /* 00h Size of Image ID field */\r |
835 | BYTE ColorMapType; /* 01h Color map type */\r |
836 | BYTE ImageType; /* 02h Image type code */\r |
837 | WORD CMapStart; /* 03h Color map origin */\r |
838 | WORD CMapLength; /* 05h Color map length */\r |
839 | BYTE CMapDepth; /* 07h Depth of color map entries */\r |
840 | WORD XOffset; /* 08h X origin of image */\r |
841 | WORD YOffset; /* 0Ah Y origin of image */\r |
842 | WORD Width; /* 0Ch Width of image */\r |
843 | WORD Height; /* 0Eh Height of image */\r |
844 | BYTE PixelDepth; /* 10h Image pixel size */\r |
845 | BYTE ImageDescriptor; /* 11h Image descriptor byte */\r |
846 | } __attribute__((packed)) TGAHEAD;\r |
847 | static unsigned short oldscr[320*240];\r |
848 | FILE *f; char name[128]; int i;\r |
849 | \r |
850 | memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r |
851 | TGAHEAD.ImageType = 2;\r |
852 | TGAHEAD.Width = 320;\r |
853 | TGAHEAD.Height = 240;\r |
854 | TGAHEAD.PixelDepth = 16;\r |
855 | TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r |
856 | \r |
857 | #define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r |
858 | \r |
859 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
860 | if(oldscr[i] != CONV(((unsigned short *)g_screen_ptr)[i])) break;\r |
da310283 |
861 | if (i < 320*240)\r |
862 | {\r |
863 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
864 | oldscr[i] = CONV(((unsigned short *)g_screen_ptr)[i]);\r |
da310283 |
865 | sprintf(name, "%05i.tga", Pico.m.frame_count);\r |
866 | f = fopen(name, "wb");\r |
867 | if (!f) { printf("!f\n"); exit(1); }\r |
868 | fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r |
869 | fwrite(oldscr, 1, 320*240*2, f);\r |
870 | fclose(f);\r |
871 | }\r |
872 | }\r |
873 | #endif\r |
874 | \r |
b24e0f6c |
875 | void pemu_loop_prep(void)\r |
cc68a136 |
876 | {\r |
cc41eb4f |
877 | static int gp2x_old_clock = -1, EmuOpt_old = 0, pal_old = 0;\r |
878 | static int gp2x_old_gamma = 100;\r |
7b436906 |
879 | gp2x_soc_t soc;\r |
880 | \r |
881 | soc = soc_detect();\r |
cc68a136 |
882 | \r |
0d9bf4fc |
883 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_RAM_TIMINGS) {\r |
884 | if (currentConfig.EmuOpt & EOPT_RAM_TIMINGS)\r |
ee2a3bdf |
885 | set_ram_timings();\r |
0d9bf4fc |
886 | else\r |
887 | unset_ram_timings();\r |
888 | }\r |
889 | \r |
890 | if (gp2x_old_clock < 0)\r |
891 | gp2x_old_clock = default_cpu_clock;\r |
f4750ee0 |
892 | if (gp2x_old_clock != currentConfig.CPUclock && gp2x_set_cpuclk != NULL) {\r |
cc68a136 |
893 | printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r |
0d9bf4fc |
894 | gp2x_set_cpuclk(currentConfig.CPUclock);\r |
cc68a136 |
895 | gp2x_old_clock = currentConfig.CPUclock;\r |
896 | printf(" done\n");\r |
897 | }\r |
898 | \r |
7b436906 |
899 | if (gp2x_old_gamma != currentConfig.gamma || ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_A_SN_GAMMA)) {\r |
900 | set_lcd_gamma(currentConfig.gamma, !!(currentConfig.EmuOpt & EOPT_A_SN_GAMMA));\r |
cc68a136 |
901 | gp2x_old_gamma = currentConfig.gamma;\r |
82bc9cdd |
902 | printf("updated gamma to %i, A_SN's curve: %i\n", currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
cc68a136 |
903 | }\r |
904 | \r |
7b436906 |
905 | if (((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_VSYNC) || Pico.m.pal != pal_old) {\r |
906 | if ((currentConfig.EmuOpt & EOPT_VSYNC) || soc == SOCID_POLLUX)\r |
0d9bf4fc |
907 | set_lcd_custom_rate(Pico.m.pal);\r |
7b436906 |
908 | else if (EmuOpt_old & EOPT_VSYNC)\r |
0d9bf4fc |
909 | unset_lcd_custom_rate();\r |
aae35e84 |
910 | }\r |
911 | \r |
0d9bf4fc |
912 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_MMUHACK)\r |
913 | gp2x_make_fb_bufferable(currentConfig.EmuOpt & EOPT_MMUHACK);\r |
914 | \r |
aae35e84 |
915 | EmuOpt_old = currentConfig.EmuOpt;\r |
cc41eb4f |
916 | pal_old = Pico.m.pal;\r |
cc68a136 |
917 | \r |
918 | // make sure we are in correct mode\r |
f4750ee0 |
919 | change_renderer(0);\r |
920 | vid_reset_mode();\r |
cc68a136 |
921 | \r |
c7eb229a |
922 | // dirty buffers better go now than during gameplay\r |
923 | sync();\r |
924 | sleep(0);\r |
925 | \r |
f2cf8472 |
926 | pemu_sound_start();\r |
b24e0f6c |
927 | }\r |
cc68a136 |
928 | \r |
b24e0f6c |
929 | void pemu_loop_end(void)\r |
930 | {\r |
02da059d |
931 | pemu_sound_stop();\r |
932 | \r |
730259b7 |
933 | /* do one more frame for menu bg */\r |
f4750ee0 |
934 | pemu_forced_frame(POPT_EN_SOFTSCALE, -9);\r |
935 | g_menubg_src_ptr = g_screen_ptr;\r |
cc68a136 |
936 | }\r |
937 | \r |
713c9224 |
938 | const char *plat_get_credits(void)\r |
939 | {\r |
fcdefcf6 |
940 | return "PicoDrive v" VERSION " (c) notaz, 2006-2010\n\n\n"\r |
713c9224 |
941 | "Credits:\n"\r |
942 | "fDave: Cyclone 68000 core,\n"\r |
943 | " base code of PicoDrive\n"\r |
944 | "Reesy & FluBBa: DrZ80 core\n"\r |
945 | "MAME devs: YM2612 and SN76496 cores\n"\r |
946 | "rlyeh and others: minimal SDK\n"\r |
42171343 |
947 | "Squidge: mmuhack\n"\r |
713c9224 |
948 | "Dzz: ARM940 sample\n"\r |
949 | "GnoStiC / Puck2099: USB joy code\n"\r |
950 | "craigix: GP2X hardware\n"\r |
951 | "ketchupgun: skin design\n"\r |
952 | "\n"\r |
953 | "special thanks (for docs, ideas):\n"\r |
954 | " Charles MacDonald, Haze,\n"\r |
955 | " Stephane Dallongeville,\n"\r |
956 | " Lordus, Exophase, Rokas,\n"\r |
957 | " Nemesis, Tasco Deluxe";\r |
958 | }\r |