bcd94522 |
1 | // (c) Copyright 2006-2009 notaz, All rights reserved.\r |
cc68a136 |
2 | // Free for non-commercial use.\r |
3 | \r |
4 | // For commercial use, separate licencing terms must be obtained.\r |
5 | \r |
6 | #include <stdio.h>\r |
7 | #include <stdlib.h>\r |
cc68a136 |
8 | \r |
0d9bf4fc |
9 | #include "plat_gp2x.h"\r |
42171343 |
10 | #include "soc.h"\r |
bcd94522 |
11 | #include "../common/plat.h"\r |
991473ad |
12 | #include "../common/menu.h"\r |
e5f426aa |
13 | #include "../common/arm_utils.h"\r |
14 | #include "../common/fonts.h"\r |
ea8c405f |
15 | #include "../common/emu.h"\r |
58c86d00 |
16 | #include "../common/config.h"\r |
e5ab6faf |
17 | #include "../linux/sndout_oss.h"\r |
713c9224 |
18 | #include "version.h"\r |
cc68a136 |
19 | \r |
efcba75f |
20 | #include <pico/pico_int.h>\r |
21 | #include <pico/patch.h>\r |
22 | #include <pico/sound/mix.h>\r |
b67ef287 |
23 | #include <zlib/zlib.h>\r |
cc68a136 |
24 | \r |
1dceadae |
25 | //#define PFRAMES\r |
cc68a136 |
26 | \r |
27 | #ifdef BENCHMARK\r |
28 | #define OSD_FPS_X 220\r |
29 | #else\r |
30 | #define OSD_FPS_X 260\r |
31 | #endif\r |
32 | \r |
cc68a136 |
33 | \r |
cc68a136 |
34 | extern int crashed_940;\r |
35 | \r |
02da059d |
36 | static short __attribute__((aligned(4))) sndBuffer[2*(44100+100)/50];\r |
f2cf8472 |
37 | static unsigned char PicoDraw2FB_[(8+320) * (8+240+8)];\r |
38 | unsigned char *PicoDraw2FB = PicoDraw2FB_;\r |
19954be1 |
39 | static int osd_fps_x, osd_y;\r |
cc68a136 |
40 | \r |
cc41eb4f |
41 | extern void *gp2x_screens[4];\r |
cc68a136 |
42 | \r |
cc68a136 |
43 | \r |
ea8c405f |
44 | static void scaling_update(void)\r |
2433f409 |
45 | {\r |
ee2a3bdf |
46 | PicoOpt &= ~(POPT_DIS_32C_BORDER|POPT_EN_SOFTSCALE);\r |
2433f409 |
47 | switch (currentConfig.scaling) {\r |
ee2a3bdf |
48 | default:break;\r |
49 | case EOPT_SCALE_HW_H:\r |
50 | case EOPT_SCALE_HW_HV:\r |
51 | PicoOpt |= POPT_DIS_32C_BORDER;\r |
52 | break;\r |
53 | case EOPT_SCALE_SW_H:\r |
54 | PicoOpt |= POPT_EN_SOFTSCALE;\r |
55 | break;\r |
2433f409 |
56 | }\r |
57 | }\r |
58 | \r |
59 | \r |
f2cf8472 |
60 | void pemu_prep_defconfig(void)\r |
58c86d00 |
61 | {\r |
ee2a3bdf |
62 | gp2x_soc_t soc;\r |
63 | \r |
ee2a3bdf |
64 | defaultConfig.CPUclock = default_cpu_clock;\r |
ee2a3bdf |
65 | \r |
66 | soc = soc_detect();\r |
67 | if (soc == SOCID_MMSP2)\r |
68 | defaultConfig.s_PicoOpt |= POPT_EXT_FM;\r |
cc41eb4f |
69 | else if (soc == SOCID_POLLUX)\r |
61753a67 |
70 | defaultConfig.EmuOpt |= EOPT_WIZ_TEAR_FIX|EOPT_SHOW_RTC;\r |
58c86d00 |
71 | }\r |
72 | \r |
697746df |
73 | void pemu_validate_config(void)\r |
74 | {\r |
75 | gp2x_soc_t soc;\r |
76 | \r |
77 | soc = soc_detect();\r |
78 | if (soc != SOCID_MMSP2)\r |
79 | PicoOpt &= ~POPT_EXT_FM;\r |
80 | if (soc != SOCID_POLLUX)\r |
81 | currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;\r |
82 | \r |
83 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300)\r |
84 | currentConfig.gamma = 100;\r |
85 | \r |
86 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 1024)\r |
87 | currentConfig.CPUclock = default_cpu_clock;\r |
88 | }\r |
89 | \r |
cc41eb4f |
90 | static void (*osd_text)(int x, int y, const char *text);\r |
91 | \r |
92 | static void osd_text8(int x, int y, const char *text)\r |
cc68a136 |
93 | {\r |
94 | int len = strlen(text)*8;\r |
e2de9939 |
95 | int *p, i, h, offs;\r |
cc68a136 |
96 | \r |
cc41eb4f |
97 | len = (len+3) >> 2;\r |
98 | for (h = 0; h < 8; h++) {\r |
99 | offs = (x + g_screen_width * (y+h)) & ~3;\r |
100 | p = (int *) ((char *)g_screen_ptr + offs);\r |
101 | for (i = len; i; i--, p++)\r |
102 | *p = 0xe0e0e0e0;\r |
103 | }\r |
104 | emu_text_out8(x, y, text);\r |
105 | }\r |
106 | \r |
107 | static void osd_text16(int x, int y, const char *text)\r |
108 | {\r |
109 | int len = strlen(text)*8;\r |
110 | int *p, i, h, offs;\r |
111 | \r |
112 | len = (len+1) >> 1;\r |
113 | for (h = 0; h < 8; h++) {\r |
114 | offs = (x + g_screen_width * (y+h)) & ~1;\r |
115 | p = (int *) ((short *)g_screen_ptr + offs);\r |
116 | for (i = len; i; i--, p++)\r |
117 | *p = (*p >> 2) & 0x39e7;\r |
118 | }\r |
119 | emu_text_out16(x, y, text);\r |
120 | }\r |
121 | \r |
122 | static void osd_text8_rot(int x, int y, const char *text)\r |
123 | {\r |
124 | int len = strlen(text) * 8;\r |
125 | char *p = (char *)g_screen_ptr + 240*(320-x) + y;\r |
126 | \r |
127 | while (len--) {\r |
128 | memset(p, 0xe0, 8);\r |
129 | p -= 240;\r |
cc68a136 |
130 | }\r |
cc41eb4f |
131 | \r |
132 | emu_text_out8_rot(x, y, text);\r |
133 | }\r |
134 | \r |
135 | static void osd_text16_rot(int x, int y, const char *text)\r |
136 | {\r |
137 | int len = strlen(text) * 8;\r |
138 | short *p = (short *)g_screen_ptr + 240*(320-x) + y;\r |
139 | \r |
140 | while (len--) {\r |
141 | memset(p, 0, 8*2);\r |
142 | p -= 240;\r |
143 | }\r |
144 | \r |
145 | emu_text_out16_rot(x, y, text);\r |
cc68a136 |
146 | }\r |
147 | \r |
213c16ad |
148 | static void draw_cd_leds(void)\r |
bf098bc5 |
149 | {\r |
cc41eb4f |
150 | int led_reg, pitch, scr_offs, led_offs;\r |
151 | led_reg = Pico_mcd->s68k_regs[0];\r |
152 | \r |
153 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
154 | pitch = 240;\r |
155 | led_offs = -pitch * 6;\r |
156 | scr_offs = pitch * (320 - 4);\r |
157 | } else {\r |
158 | pitch = 320;\r |
159 | led_offs = 4;\r |
160 | scr_offs = pitch * 2 + 4;\r |
161 | }\r |
bf098bc5 |
162 | \r |
d34a42f9 |
163 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
cc41eb4f |
164 | #define p(x) px[(x) >> 2]\r |
bf098bc5 |
165 | // 8-bit modes\r |
cc41eb4f |
166 | unsigned int *px = (unsigned int *)((char *)g_screen_ptr + scr_offs);\r |
167 | unsigned int col_g = (led_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
168 | unsigned int col_r = (led_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
169 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
170 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
171 | #undef p\r |
bf098bc5 |
172 | } else {\r |
cc41eb4f |
173 | #define p(x) px[(x)*2 >> 2] = px[((x)*2 >> 2) + 1]\r |
bf098bc5 |
174 | // 16-bit modes\r |
cc41eb4f |
175 | unsigned int *px = (unsigned int *)((short *)g_screen_ptr + scr_offs);\r |
176 | unsigned int col_g = (led_reg & 2) ? 0x06000600 : 0;\r |
177 | unsigned int col_r = (led_reg & 1) ? 0xc000c000 : 0;\r |
178 | p(pitch*0) = p(pitch*1) = p(pitch*2) = col_g;\r |
179 | p(pitch*0 + led_offs) = p(pitch*1 + led_offs) = p(pitch*2 + led_offs) = col_r;\r |
180 | #undef p\r |
bf098bc5 |
181 | }\r |
182 | }\r |
183 | \r |
213c16ad |
184 | static void draw_pico_ptr(void)\r |
185 | {\r |
e2de9939 |
186 | unsigned short *p = (unsigned short *)g_screen_ptr;\r |
cc41eb4f |
187 | int x, y, pitch = 320;\r |
213c16ad |
188 | \r |
189 | // only if pen enabled and for 16bit modes\r |
cc41eb4f |
190 | if (pico_inp_mode == 0 || (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
191 | return;\r |
213c16ad |
192 | \r |
cc41eb4f |
193 | x = pico_pen_x + PICO_PEN_ADJUST_X;\r |
194 | y = pico_pen_y + PICO_PEN_ADJUST_Y;\r |
195 | if (!(Pico.video.reg[12]&1) && !(PicoOpt & POPT_DIS_32C_BORDER))\r |
196 | x += 32;\r |
213c16ad |
197 | \r |
02da059d |
198 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
cc41eb4f |
199 | pitch = 240;\r |
200 | p += (319 - x) * pitch + y;\r |
201 | } else\r |
202 | p += x + y * pitch;\r |
203 | \r |
204 | p[0] ^= 0xffff;\r |
205 | p[pitch-1] ^= 0xffff;\r |
206 | p[pitch] ^= 0xffff;\r |
207 | p[pitch+1] ^= 0xffff;\r |
208 | p[pitch*2] ^= 0xffff;\r |
213c16ad |
209 | }\r |
210 | \r |
602133e1 |
211 | static int EmuScanBegin16(unsigned int num)\r |
cc68a136 |
212 | {\r |
e2de9939 |
213 | DrawLineDest = (unsigned short *) g_screen_ptr + g_screen_width * num;\r |
cc68a136 |
214 | \r |
215 | return 0;\r |
216 | }\r |
217 | \r |
602133e1 |
218 | static int EmuScanBegin8(unsigned int num)\r |
cc68a136 |
219 | {\r |
e2de9939 |
220 | DrawLineDest = (unsigned char *) g_screen_ptr + g_screen_width * num;\r |
cc68a136 |
221 | \r |
222 | return 0;\r |
223 | }\r |
224 | \r |
cc41eb4f |
225 | /* rot thing for Wiz */\r |
226 | static unsigned char __attribute__((aligned(4))) rot_buff[320*4*2];\r |
227 | \r |
228 | static int EmuScanBegin16_rot(unsigned int num)\r |
229 | {\r |
230 | DrawLineDest = rot_buff + (num & 3) * 320 * 2;\r |
231 | return 0;\r |
232 | }\r |
233 | \r |
234 | static int EmuScanEnd16_rot(unsigned int num)\r |
235 | {\r |
236 | if ((num & 3) != 3)\r |
237 | return 0;\r |
cc41eb4f |
238 | rotated_blit16(g_screen_ptr, rot_buff, num + 1,\r |
239 | !(Pico.video.reg[12] & 1) && !(PicoOpt & POPT_EN_SOFTSCALE));\r |
240 | return 0;\r |
241 | }\r |
242 | \r |
243 | static int EmuScanBegin8_rot(unsigned int num)\r |
244 | {\r |
245 | DrawLineDest = rot_buff + (num & 3) * 320;\r |
246 | return 0;\r |
247 | }\r |
248 | \r |
249 | static int EmuScanEnd8_rot(unsigned int num)\r |
250 | {\r |
251 | if ((num & 3) != 3)\r |
252 | return 0;\r |
cc41eb4f |
253 | rotated_blit8(g_screen_ptr, rot_buff, num + 1,\r |
254 | !(Pico.video.reg[12] & 1));\r |
255 | return 0;\r |
256 | }\r |
257 | \r |
19954be1 |
258 | static int localPal[0x100];\r |
259 | static void (*vidcpyM2)(void *dest, void *src, int m32col, int with_32c_border);\r |
260 | static int (*make_local_pal)(int fast_mode);\r |
261 | \r |
262 | static int make_local_pal_md(int fast_mode)\r |
263 | {\r |
264 | int pallen = 0xc0;\r |
265 | \r |
266 | bgr444_to_rgb32(localPal, Pico.cram);\r |
267 | if (fast_mode)\r |
268 | return 0x40;\r |
269 | \r |
270 | if (Pico.video.reg[0xC] & 8) { // shadow/hilight mode\r |
271 | bgr444_to_rgb32_sh(localPal, Pico.cram);\r |
272 | localPal[0xc0] = 0x0000c000;\r |
273 | localPal[0xd0] = 0x00c00000;\r |
274 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
275 | localPal[0xf0] = 0x00ffffff;\r |
276 | pallen = 0x100;\r |
277 | }\r |
278 | else if (rendstatus & PDRAW_SONIC_MODE) { // mid-frame palette changes\r |
279 | bgr444_to_rgb32(localPal+0x40, HighPal);\r |
280 | bgr444_to_rgb32(localPal+0x80, HighPal+0x40);\r |
281 | }\r |
282 | else\r |
283 | memcpy32(localPal+0x80, localPal, 0x40); // for spr prio mess\r |
284 | \r |
285 | return pallen;\r |
286 | }\r |
287 | \r |
288 | static int make_local_pal_sms(int fast_mode)\r |
289 | {\r |
290 | unsigned short *spal = Pico.cram;\r |
291 | unsigned int *dpal = (void *)localPal;\r |
292 | unsigned int i, t;\r |
293 | \r |
294 | for (i = 0x40; i > 0; i--) {\r |
295 | t = *spal++;\r |
296 | t = ((t & 0x0003) << 22) | ((t & 0x000c) << 12) | ((t & 0x0030) << 2);\r |
297 | t |= t >> 2;\r |
298 | t |= t >> 4;\r |
299 | *dpal++ = t;\r |
300 | }\r |
301 | \r |
302 | return 0x40;\r |
303 | }\r |
cc68a136 |
304 | \r |
d08e7326 |
305 | void pemu_finalize_frame(const char *fps, const char *notice)\r |
cc68a136 |
306 | {\r |
bf098bc5 |
307 | int emu_opt = currentConfig.EmuOpt;\r |
19954be1 |
308 | int ret;\r |
bf098bc5 |
309 | \r |
d34a42f9 |
310 | if (PicoOpt & POPT_ALT_RENDERER)\r |
fad24893 |
311 | {\r |
cc68a136 |
312 | // 8bit fast renderer\r |
313 | if (Pico.m.dirtyPal) {\r |
314 | Pico.m.dirtyPal = 0;\r |
19954be1 |
315 | ret = make_local_pal(1);\r |
cc68a136 |
316 | // feed new palette to our device\r |
19954be1 |
317 | gp2x_video_setpalette(localPal, ret);\r |
cc68a136 |
318 | }\r |
fad24893 |
319 | // a hack for VR\r |
45f2f245 |
320 | if (PicoAHW & PAHW_SVP)\r |
fad24893 |
321 | memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);\r |
322 | // do actual copy\r |
cc41eb4f |
323 | vidcpyM2(g_screen_ptr, PicoDraw2FB+328*8,\r |
324 | !(Pico.video.reg[12] & 1), !(PicoOpt & POPT_DIS_32C_BORDER));\r |
fad24893 |
325 | }\r |
d34a42f9 |
326 | else if (!(emu_opt & EOPT_16BPP))\r |
fad24893 |
327 | {\r |
cc68a136 |
328 | // 8bit accurate renderer\r |
602133e1 |
329 | if (Pico.m.dirtyPal)\r |
330 | {\r |
cc68a136 |
331 | Pico.m.dirtyPal = 0;\r |
19954be1 |
332 | ret = make_local_pal(0);\r |
333 | gp2x_video_setpalette(localPal, ret);\r |
cc68a136 |
334 | }\r |
335 | }\r |
336 | \r |
697746df |
337 | if (notice || (emu_opt & EOPT_SHOW_FPS)) {\r |
ee2a3bdf |
338 | if (notice)\r |
19954be1 |
339 | osd_text(4, osd_y, notice);\r |
2433f409 |
340 | if (emu_opt & 2)\r |
19954be1 |
341 | osd_text(osd_fps_x, osd_y, fps);\r |
2433f409 |
342 | }\r |
697746df |
343 | if ((PicoAHW & PAHW_MCD) && (emu_opt & EOPT_EN_CD_LEDS))\r |
213c16ad |
344 | draw_cd_leds();\r |
345 | if (PicoAHW & PAHW_PICO)\r |
346 | draw_pico_ptr();\r |
d08e7326 |
347 | }\r |
cc68a136 |
348 | \r |
d08e7326 |
349 | void plat_video_flip(void)\r |
350 | {\r |
cc68a136 |
351 | gp2x_video_flip();\r |
cc68a136 |
352 | }\r |
353 | \r |
b24e0f6c |
354 | /* XXX */\r |
355 | #ifdef __GP2X__\r |
356 | unsigned int plat_get_ticks_ms(void)\r |
357 | {\r |
358 | return gp2x_get_ticks_ms();\r |
359 | }\r |
360 | \r |
361 | unsigned int plat_get_ticks_us(void)\r |
362 | {\r |
363 | return gp2x_get_ticks_us();\r |
364 | }\r |
365 | #endif\r |
366 | \r |
367 | void plat_wait_till_us(unsigned int us_to)\r |
368 | {\r |
369 | unsigned int now;\r |
370 | \r |
371 | spend_cycles(1024);\r |
372 | now = plat_get_ticks_us();\r |
373 | \r |
374 | while ((signed int)(us_to - now) > 512)\r |
375 | {\r |
376 | spend_cycles(1024);\r |
377 | now = plat_get_ticks_us();\r |
378 | }\r |
379 | }\r |
380 | \r |
381 | void plat_video_wait_vsync(void)\r |
382 | {\r |
383 | gp2x_video_wait_vsync();\r |
384 | }\r |
385 | \r |
386 | void plat_status_msg_clear(void)\r |
cc68a136 |
387 | {\r |
cc41eb4f |
388 | int is_8bit = (PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP);\r |
b24e0f6c |
389 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
cc41eb4f |
390 | /* ugh.. */\r |
391 | int i, u, *p;\r |
392 | if (is_8bit) {\r |
393 | for (i = 0; i < 4; i++) {\r |
394 | p = (int *)gp2x_screens[i] + (240-8) / 4;\r |
395 | for (u = 320; u > 0; u--, p += 240/4)\r |
396 | p[0] = p[1] = 0xe0e0e0e0;\r |
397 | }\r |
398 | } else {\r |
399 | for (i = 0; i < 4; i++) {\r |
400 | p = (int *)gp2x_screens[i] + (240-8)*2 / 4;\r |
401 | for (u = 320; u > 0; u--, p += 240*2/4)\r |
402 | p[0] = p[1] = p[2] = p[3] = 0;\r |
403 | }\r |
404 | }\r |
405 | return;\r |
406 | }\r |
407 | \r |
b24e0f6c |
408 | if (is_8bit)\r |
409 | gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r |
410 | else\r |
411 | gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r |
cc68a136 |
412 | }\r |
413 | \r |
d34a42f9 |
414 | void plat_status_msg_busy_next(const char *msg)\r |
415 | {\r |
b24e0f6c |
416 | plat_status_msg_clear();\r |
d08e7326 |
417 | pemu_finalize_frame("", msg);\r |
418 | plat_video_flip();\r |
7c34867a |
419 | emu_status_msg("");\r |
d34a42f9 |
420 | \r |
421 | /* assumption: msg_busy_next gets called only when\r |
422 | * something slow is about to happen */\r |
423 | reset_timing = 1;\r |
424 | }\r |
425 | \r |
426 | void plat_status_msg_busy_first(const char *msg)\r |
427 | {\r |
428 | gp2x_memcpy_all_buffers(g_screen_ptr, 0, 320*240*2);\r |
429 | plat_status_msg_busy_next(msg);\r |
430 | }\r |
cc68a136 |
431 | \r |
432 | static void vidResetMode(void)\r |
433 | {\r |
cc41eb4f |
434 | PicoScanEnd = NULL;\r |
435 | \r |
d34a42f9 |
436 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
cc41eb4f |
437 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
438 | gp2x_video_changemode(-8);\r |
439 | vidcpyM2 = vidcpy_m2_rot;\r |
440 | osd_text = osd_text8_rot;\r |
441 | } else {\r |
442 | gp2x_video_changemode(8);\r |
443 | vidcpyM2 = vidcpy_m2;\r |
444 | osd_text = osd_text8;\r |
445 | }\r |
446 | }\r |
447 | else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
cc68a136 |
448 | PicoDrawSetColorFormat(1);\r |
cc41eb4f |
449 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
450 | gp2x_video_changemode(-16);\r |
451 | PicoScanBegin = EmuScanBegin16_rot;\r |
452 | PicoScanEnd = EmuScanEnd16_rot;\r |
453 | osd_text = osd_text16_rot;\r |
454 | } else {\r |
455 | gp2x_video_changemode(16);\r |
456 | PicoScanBegin = EmuScanBegin16;\r |
457 | osd_text = osd_text16;\r |
458 | }\r |
459 | }\r |
460 | else {\r |
bf098bc5 |
461 | PicoDrawSetColorFormat(2);\r |
cc41eb4f |
462 | if (currentConfig.EmuOpt & EOPT_WIZ_TEAR_FIX) {\r |
463 | gp2x_video_changemode(-8);\r |
464 | PicoScanBegin = EmuScanBegin8_rot;\r |
465 | PicoScanEnd = EmuScanEnd8_rot;\r |
466 | osd_text = osd_text8_rot;\r |
467 | } else {\r |
468 | gp2x_video_changemode(8);\r |
469 | PicoScanBegin = EmuScanBegin8;\r |
470 | osd_text = osd_text8;\r |
471 | }\r |
bf098bc5 |
472 | }\r |
cc41eb4f |
473 | \r |
d34a42f9 |
474 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
bf098bc5 |
475 | // setup pal for 8-bit modes\r |
476 | localPal[0xc0] = 0x0000c000; // MCD LEDs\r |
477 | localPal[0xd0] = 0x00c00000;\r |
cc68a136 |
478 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
479 | localPal[0xf0] = 0x00ffffff;\r |
cc68a136 |
480 | gp2x_video_setpalette(localPal, 0x100);\r |
481 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
482 | gp2x_video_flip();\r |
cc68a136 |
483 | }\r |
484 | Pico.m.dirtyPal = 1;\r |
cc41eb4f |
485 | \r |
cc68a136 |
486 | // reset scaling\r |
ee2a3bdf |
487 | if (currentConfig.scaling == EOPT_SCALE_HW_HV && !(Pico.video.reg[1]&8))\r |
2433f409 |
488 | gp2x_video_RGB_setscaling(8, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 224);\r |
489 | else gp2x_video_RGB_setscaling(0, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 240);\r |
19954be1 |
490 | \r |
491 | // palette converters for 8bit modes\r |
492 | make_local_pal = (PicoAHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;\r |
cc68a136 |
493 | }\r |
494 | \r |
974fdb5b |
495 | void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu)\r |
66fdc0f0 |
496 | {\r |
974fdb5b |
497 | if (force_16bpp) {\r |
498 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
499 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
500 | }\r |
d90f5bd7 |
501 | /* alt, 16bpp, 8bpp */\r |
974fdb5b |
502 | else if (PicoOpt & POPT_ALT_RENDERER) {\r |
d34a42f9 |
503 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
d90f5bd7 |
504 | if (is_next)\r |
505 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
506 | } else if (!(currentConfig.EmuOpt & EOPT_16BPP)) {\r |
507 | if (is_next)\r |
508 | PicoOpt |= POPT_ALT_RENDERER;\r |
509 | else\r |
510 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
511 | } else {\r |
d34a42f9 |
512 | currentConfig.EmuOpt &= ~EOPT_16BPP;\r |
d90f5bd7 |
513 | if (!is_next)\r |
514 | PicoOpt |= POPT_ALT_RENDERER;\r |
515 | }\r |
516 | \r |
517 | if (is_menu)\r |
518 | return;\r |
7a1f6e45 |
519 | \r |
d34a42f9 |
520 | vidResetMode();\r |
19954be1 |
521 | rendstatus_old = -1;\r |
66fdc0f0 |
522 | \r |
d34a42f9 |
523 | if (PicoOpt & POPT_ALT_RENDERER) {\r |
b24e0f6c |
524 | emu_status_msg(" 8bit fast renderer");\r |
d34a42f9 |
525 | } else if (currentConfig.EmuOpt & EOPT_16BPP) {\r |
b24e0f6c |
526 | emu_status_msg("16bit accurate renderer");\r |
d34a42f9 |
527 | } else {\r |
b24e0f6c |
528 | emu_status_msg(" 8bit accurate renderer");\r |
d34a42f9 |
529 | }\r |
fa1e5e29 |
530 | }\r |
531 | \r |
f2cf8472 |
532 | #if 0 // TODO\r |
991473ad |
533 | static void RunEventsPico(unsigned int events)\r |
406c96c5 |
534 | {\r |
f0f0d2df |
535 | int ret, px, py, lim_x;\r |
85a4b5a4 |
536 | static int pdown_frames = 0;\r |
537 | \r |
85a4b5a4 |
538 | // for F200\r |
539 | ret = gp2x_touchpad_read(&px, &py);\r |
f0f0d2df |
540 | if (ret >= 0)\r |
541 | {\r |
542 | if (ret > 35000)\r |
543 | {\r |
85a4b5a4 |
544 | if (pdown_frames++ > 5)\r |
545 | PicoPad[0] |= 0x20;\r |
546 | \r |
547 | pico_pen_x = px;\r |
548 | pico_pen_y = py;\r |
549 | if (!(Pico.video.reg[12]&1)) {\r |
550 | pico_pen_x -= 32;\r |
551 | if (pico_pen_x < 0) pico_pen_x = 0;\r |
552 | if (pico_pen_x > 248) pico_pen_x = 248;\r |
553 | }\r |
554 | if (pico_pen_y > 224) pico_pen_y = 224;\r |
555 | }\r |
556 | else\r |
f0f0d2df |
557 | pdown_frames = 0;\r |
85a4b5a4 |
558 | \r |
559 | //if (ret == 0)\r |
560 | // PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
561 | }\r |
406c96c5 |
562 | }\r |
f2cf8472 |
563 | #endif\r |
406c96c5 |
564 | \r |
d34a42f9 |
565 | void plat_update_volume(int has_changed, int is_up)\r |
4a32f01f |
566 | {\r |
567 | static int prev_frame = 0, wait_frames = 0;\r |
568 | int vol = currentConfig.volume;\r |
d34a42f9 |
569 | int need_low_volume = 0;\r |
570 | gp2x_soc_t soc;\r |
571 | \r |
572 | soc = soc_detect();\r |
573 | if ((PicoOpt & POPT_EN_STEREO) && soc == SOCID_MMSP2)\r |
574 | need_low_volume = 1;\r |
4a32f01f |
575 | \r |
576 | if (has_changed)\r |
577 | {\r |
d34a42f9 |
578 | if (need_low_volume && vol < 5 && prev_frame == Pico.m.frame_count - 1 && wait_frames < 12)\r |
4a32f01f |
579 | wait_frames++;\r |
580 | else {\r |
581 | if (is_up) {\r |
582 | if (vol < 99) vol++;\r |
583 | } else {\r |
584 | if (vol > 0) vol--;\r |
585 | }\r |
586 | wait_frames = 0;\r |
e5ab6faf |
587 | sndout_oss_setvol(vol, vol);\r |
4a32f01f |
588 | currentConfig.volume = vol;\r |
589 | }\r |
b24e0f6c |
590 | emu_status_msg("VOL: %02i", vol);\r |
4a32f01f |
591 | prev_frame = Pico.m.frame_count;\r |
592 | }\r |
593 | \r |
54646a39 |
594 | if (!need_low_volume)\r |
d34a42f9 |
595 | return;\r |
596 | \r |
597 | /* set the right mixer func */\r |
4a32f01f |
598 | if (vol >= 5)\r |
599 | PsndMix_32_to_16l = mix_32_to_16l_stereo;\r |
600 | else {\r |
601 | mix_32_to_16l_level = 5 - vol;\r |
602 | PsndMix_32_to_16l = mix_32_to_16l_stereo_lvl;\r |
603 | }\r |
604 | }\r |
605 | \r |
7a93adeb |
606 | static void updateSound(int len)\r |
cc68a136 |
607 | {\r |
b08ccf71 |
608 | len <<= 1;\r |
b24e0f6c |
609 | if (PicoOpt & POPT_EN_STEREO)\r |
610 | len <<= 1;\r |
cc68a136 |
611 | \r |
b08ccf71 |
612 | if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && !sndout_oss_can_write(len))\r |
613 | return;\r |
614 | \r |
01bc6b19 |
615 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
616 | if (PicoSkipFrame != 2)\r |
b08ccf71 |
617 | sndout_oss_write(PsndOut, len);\r |
cc68a136 |
618 | }\r |
619 | \r |
f2cf8472 |
620 | void pemu_sound_start(void)\r |
7b3f44c6 |
621 | {\r |
622 | static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;\r |
7b3f44c6 |
623 | \r |
624 | PsndOut = NULL;\r |
625 | \r |
626 | // prepare sound stuff\r |
7c34867a |
627 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
7b3f44c6 |
628 | {\r |
7c34867a |
629 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
630 | int target_fps = Pico.m.pal ? 50 : 60;\r |
b08ccf71 |
631 | int frame_samples, snd_excess_add;\r |
02da059d |
632 | int snd_rate_oss = PsndRate;\r |
7c34867a |
633 | gp2x_soc_t soc;\r |
634 | \r |
b08ccf71 |
635 | soc = soc_detect();\r |
02da059d |
636 | if (soc == SOCID_POLLUX) {\r |
637 | /* POLLUX pain: DPLL1 / mclk_div / bitclk_div / 4 */\r |
638 | switch (PsndRate) {\r |
639 | case 44100: PsndRate = 44171; break; // 44170.673077\r |
640 | case 22050: PsndRate = 22086; break; // 22085.336538\r |
641 | case 11025: PsndRate = 11043; break; // 11042.668269\r |
642 | default: break;\r |
643 | }\r |
644 | }\r |
b08ccf71 |
645 | \r |
7c34867a |
646 | #define SOUND_RERATE_FLAGS (POPT_EN_FM|POPT_EN_PSG|POPT_EN_STEREO|POPT_EXT_FM|POPT_EN_MCD_CDDA)\r |
647 | if (PsndRate != PsndRate_old || Pico.m.pal != pal_old || ((PicoOpt & POPT_EXT_FM) && crashed_940) ||\r |
648 | ((PicoOpt ^ PicoOpt_old) & SOUND_RERATE_FLAGS)) {\r |
7b3f44c6 |
649 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
650 | }\r |
b08ccf71 |
651 | \r |
7b3f44c6 |
652 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
653 | PsndOut = sndBuffer;\r |
b08ccf71 |
654 | PicoWriteSound = updateSound;\r |
7b3f44c6 |
655 | PsndRate_old = PsndRate;\r |
656 | PicoOpt_old = PicoOpt;\r |
657 | pal_old = Pico.m.pal;\r |
b08ccf71 |
658 | plat_update_volume(0, 0);\r |
659 | \r |
660 | frame_samples = PsndLen;\r |
661 | snd_excess_add = ((PsndRate - PsndLen * target_fps)<<16) / target_fps;\r |
662 | if (snd_excess_add != 0)\r |
663 | frame_samples++;\r |
664 | if (soc == SOCID_POLLUX)\r |
665 | frame_samples *= 2; /* force larger buffer */\r |
666 | \r |
667 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",\r |
668 | PsndRate, PsndLen, snd_excess_add, is_stereo, Pico.m.pal);\r |
669 | sndout_oss_setvol(currentConfig.volume, currentConfig.volume);\r |
02da059d |
670 | sndout_oss_start(snd_rate_oss, frame_samples, is_stereo);\r |
7c34867a |
671 | \r |
672 | /* Wiz's sound hardware needs more prebuffer */\r |
7c34867a |
673 | if (soc == SOCID_POLLUX)\r |
b08ccf71 |
674 | updateSound(frame_samples);\r |
7b3f44c6 |
675 | }\r |
676 | }\r |
677 | \r |
f2cf8472 |
678 | void pemu_sound_stop(void)\r |
7b3f44c6 |
679 | {\r |
02da059d |
680 | /* get back from Wiz pain */\r |
681 | switch (PsndRate) {\r |
682 | case 44171: PsndRate = 44100; break;\r |
683 | case 22086: PsndRate = 22050; break;\r |
684 | case 11043: PsndRate = 11025; break;\r |
685 | default: break;\r |
686 | }\r |
7b3f44c6 |
687 | }\r |
688 | \r |
f2cf8472 |
689 | void pemu_sound_wait(void)\r |
7b3f44c6 |
690 | {\r |
691 | // don't need to do anything, writes will block by themselves\r |
692 | }\r |
693 | \r |
cc68a136 |
694 | \r |
f2cf8472 |
695 | void pemu_forced_frame(int opts)\r |
860c6322 |
696 | {\r |
697 | int po_old = PicoOpt;\r |
a12e0116 |
698 | int eo_old = currentConfig.EmuOpt;\r |
699 | \r |
f2cf8472 |
700 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
701 | PicoOpt |= opts|POPT_ACC_SPRITES;\r |
702 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
860c6322 |
703 | \r |
a12e0116 |
704 | PicoDrawSetColorFormat(1);\r |
602133e1 |
705 | PicoScanBegin = EmuScanBegin16;\r |
cc41eb4f |
706 | PicoScanEnd = NULL;\r |
a12e0116 |
707 | Pico.m.dirtyPal = 1;\r |
708 | PicoFrameDrawOnly();\r |
860c6322 |
709 | \r |
48e8482f |
710 | PicoOpt = po_old;\r |
a12e0116 |
711 | currentConfig.EmuOpt = eo_old;\r |
860c6322 |
712 | }\r |
713 | \r |
f2cf8472 |
714 | void plat_debug_cat(char *str)\r |
fcf94fcc |
715 | {\r |
fcf94fcc |
716 | }\r |
717 | \r |
19954be1 |
718 | void emu_video_mode_change(int start_line, int line_count, int is_32cols)\r |
cc68a136 |
719 | {\r |
b24e0f6c |
720 | int scalex = 320;\r |
721 | osd_fps_x = OSD_FPS_X;\r |
19954be1 |
722 | osd_y = 232;\r |
723 | if (is_32cols && (PicoOpt & POPT_DIS_32C_BORDER)) {\r |
b24e0f6c |
724 | scalex = 256;\r |
725 | osd_fps_x = OSD_FPS_X - 64;\r |
cc68a136 |
726 | }\r |
19954be1 |
727 | \r |
b24e0f6c |
728 | /* want vertical scaling and game is not in 240 line mode */\r |
19954be1 |
729 | if (currentConfig.scaling == EOPT_SCALE_HW_HV) {\r |
730 | gp2x_video_RGB_setscaling(start_line, scalex, line_count);\r |
731 | osd_y = start_line + line_count - 8;\r |
732 | } else\r |
b24e0f6c |
733 | gp2x_video_RGB_setscaling(0, scalex, 240);\r |
734 | \r |
735 | // clear whole screen in all buffers\r |
736 | if ((PicoOpt & POPT_ALT_RENDERER) || !(currentConfig.EmuOpt & EOPT_16BPP))\r |
737 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
738 | else\r |
739 | gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
cc68a136 |
740 | }\r |
741 | \r |
da310283 |
742 | #if 0\r |
743 | static void tga_dump(void)\r |
744 | {\r |
745 | #define BYTE unsigned char\r |
746 | #define WORD unsigned short\r |
747 | struct\r |
748 | {\r |
749 | BYTE IDLength; /* 00h Size of Image ID field */\r |
750 | BYTE ColorMapType; /* 01h Color map type */\r |
751 | BYTE ImageType; /* 02h Image type code */\r |
752 | WORD CMapStart; /* 03h Color map origin */\r |
753 | WORD CMapLength; /* 05h Color map length */\r |
754 | BYTE CMapDepth; /* 07h Depth of color map entries */\r |
755 | WORD XOffset; /* 08h X origin of image */\r |
756 | WORD YOffset; /* 0Ah Y origin of image */\r |
757 | WORD Width; /* 0Ch Width of image */\r |
758 | WORD Height; /* 0Eh Height of image */\r |
759 | BYTE PixelDepth; /* 10h Image pixel size */\r |
760 | BYTE ImageDescriptor; /* 11h Image descriptor byte */\r |
761 | } __attribute__((packed)) TGAHEAD;\r |
762 | static unsigned short oldscr[320*240];\r |
763 | FILE *f; char name[128]; int i;\r |
764 | \r |
765 | memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r |
766 | TGAHEAD.ImageType = 2;\r |
767 | TGAHEAD.Width = 320;\r |
768 | TGAHEAD.Height = 240;\r |
769 | TGAHEAD.PixelDepth = 16;\r |
770 | TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r |
771 | \r |
772 | #define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r |
773 | \r |
774 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
775 | if(oldscr[i] != CONV(((unsigned short *)g_screen_ptr)[i])) break;\r |
da310283 |
776 | if (i < 320*240)\r |
777 | {\r |
778 | for (i = 0; i < 320*240; i++)\r |
e2de9939 |
779 | oldscr[i] = CONV(((unsigned short *)g_screen_ptr)[i]);\r |
da310283 |
780 | sprintf(name, "%05i.tga", Pico.m.frame_count);\r |
781 | f = fopen(name, "wb");\r |
782 | if (!f) { printf("!f\n"); exit(1); }\r |
783 | fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r |
784 | fwrite(oldscr, 1, 320*240*2, f);\r |
785 | fclose(f);\r |
786 | }\r |
787 | }\r |
788 | #endif\r |
789 | \r |
b24e0f6c |
790 | void pemu_loop_prep(void)\r |
cc68a136 |
791 | {\r |
cc41eb4f |
792 | static int gp2x_old_clock = -1, EmuOpt_old = 0, pal_old = 0;\r |
793 | static int gp2x_old_gamma = 100;\r |
7b436906 |
794 | gp2x_soc_t soc;\r |
795 | \r |
796 | soc = soc_detect();\r |
cc68a136 |
797 | \r |
0d9bf4fc |
798 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_RAM_TIMINGS) {\r |
799 | if (currentConfig.EmuOpt & EOPT_RAM_TIMINGS)\r |
ee2a3bdf |
800 | set_ram_timings();\r |
0d9bf4fc |
801 | else\r |
802 | unset_ram_timings();\r |
803 | }\r |
804 | \r |
805 | if (gp2x_old_clock < 0)\r |
806 | gp2x_old_clock = default_cpu_clock;\r |
cc68a136 |
807 | if (gp2x_old_clock != currentConfig.CPUclock) {\r |
808 | printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r |
0d9bf4fc |
809 | gp2x_set_cpuclk(currentConfig.CPUclock);\r |
cc68a136 |
810 | gp2x_old_clock = currentConfig.CPUclock;\r |
811 | printf(" done\n");\r |
812 | }\r |
813 | \r |
7b436906 |
814 | if (gp2x_old_gamma != currentConfig.gamma || ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_A_SN_GAMMA)) {\r |
815 | set_lcd_gamma(currentConfig.gamma, !!(currentConfig.EmuOpt & EOPT_A_SN_GAMMA));\r |
cc68a136 |
816 | gp2x_old_gamma = currentConfig.gamma;\r |
82bc9cdd |
817 | printf("updated gamma to %i, A_SN's curve: %i\n", currentConfig.gamma, !!(currentConfig.EmuOpt&0x1000));\r |
cc68a136 |
818 | }\r |
819 | \r |
7b436906 |
820 | if (((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_VSYNC) || Pico.m.pal != pal_old) {\r |
821 | if ((currentConfig.EmuOpt & EOPT_VSYNC) || soc == SOCID_POLLUX)\r |
0d9bf4fc |
822 | set_lcd_custom_rate(Pico.m.pal);\r |
7b436906 |
823 | else if (EmuOpt_old & EOPT_VSYNC)\r |
0d9bf4fc |
824 | unset_lcd_custom_rate();\r |
aae35e84 |
825 | }\r |
826 | \r |
0d9bf4fc |
827 | if ((EmuOpt_old ^ currentConfig.EmuOpt) & EOPT_MMUHACK)\r |
828 | gp2x_make_fb_bufferable(currentConfig.EmuOpt & EOPT_MMUHACK);\r |
829 | \r |
aae35e84 |
830 | EmuOpt_old = currentConfig.EmuOpt;\r |
cc41eb4f |
831 | pal_old = Pico.m.pal;\r |
cc68a136 |
832 | \r |
833 | // make sure we are in correct mode\r |
834 | vidResetMode();\r |
ea8c405f |
835 | scaling_update();\r |
cc68a136 |
836 | \r |
f2cf8472 |
837 | pemu_sound_start();\r |
b24e0f6c |
838 | }\r |
cc68a136 |
839 | \r |
b24e0f6c |
840 | void pemu_loop_end(void)\r |
841 | {\r |
730259b7 |
842 | int po_old = PicoOpt;\r |
843 | int eo_old = currentConfig.EmuOpt;\r |
844 | \r |
02da059d |
845 | pemu_sound_stop();\r |
19954be1 |
846 | memset32(g_screen_ptr, 0, 320*240*2/4);\r |
02da059d |
847 | \r |
730259b7 |
848 | /* do one more frame for menu bg */\r |
849 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
850 | PicoOpt |= POPT_EN_SOFTSCALE|POPT_ACC_SPRITES;\r |
851 | currentConfig.EmuOpt |= EOPT_16BPP;\r |
852 | \r |
853 | PicoScanBegin = EmuScanBegin16;\r |
854 | PicoScanEnd = NULL;\r |
855 | PicoDrawSetColorFormat(1);\r |
856 | Pico.m.dirtyPal = 1;\r |
857 | PicoFrame();\r |
858 | \r |
859 | PicoOpt = po_old;\r |
860 | currentConfig.EmuOpt = eo_old;\r |
cc68a136 |
861 | }\r |
862 | \r |
713c9224 |
863 | const char *plat_get_credits(void)\r |
864 | {\r |
865 | return "PicoDrive v" VERSION " (c) notaz, 2006-2009\n\n\n"\r |
866 | "Credits:\n"\r |
867 | "fDave: Cyclone 68000 core,\n"\r |
868 | " base code of PicoDrive\n"\r |
869 | "Reesy & FluBBa: DrZ80 core\n"\r |
870 | "MAME devs: YM2612 and SN76496 cores\n"\r |
871 | "rlyeh and others: minimal SDK\n"\r |
42171343 |
872 | "Squidge: mmuhack\n"\r |
713c9224 |
873 | "Dzz: ARM940 sample\n"\r |
874 | "GnoStiC / Puck2099: USB joy code\n"\r |
875 | "craigix: GP2X hardware\n"\r |
876 | "ketchupgun: skin design\n"\r |
877 | "\n"\r |
878 | "special thanks (for docs, ideas):\n"\r |
879 | " Charles MacDonald, Haze,\n"\r |
880 | " Stephane Dallongeville,\n"\r |
881 | " Lordus, Exophase, Rokas,\n"\r |
882 | " Nemesis, Tasco Deluxe";\r |
883 | }\r |