Commit | Line | Data |
---|---|---|
cff531af | 1 | /*\r |
2 | * PicoDrive\r | |
3 | * (C) notaz, 2007-2010\r | |
4 | *\r | |
5 | * This work is licensed under the terms of MAME license.\r | |
6 | * See COPYING file in the top-level directory.\r | |
7 | */\r | |
ea8c405f | 8 | \r |
9 | #include <stdio.h>\r | |
10 | #include <stdlib.h>\r | |
4c2e3554 | 11 | #include <string.h>\r |
b24e0f6c | 12 | #include <stdarg.h>\r |
9c9cda8c | 13 | #ifdef __GP2X__\r |
ea8c405f | 14 | #include <unistd.h>\r |
15 | #endif\r | |
16 | \r | |
e743be20 | 17 | #include "../libpicofe/posix.h"\r |
18 | #include "../libpicofe/input.h"\r | |
19 | #include "../libpicofe/fonts.h"\r | |
df92fbd1 | 20 | #include "../libpicofe/sndout.h"\r |
e743be20 | 21 | #include "../libpicofe/lprintf.h"\r |
22 | #include "../libpicofe/plat.h"\r | |
ea8c405f | 23 | #include "emu.h"\r |
e743be20 | 24 | #include "input_pico.h"\r |
25 | #include "menu_pico.h"\r | |
39e6f973 | 26 | #include "config_file.h"\r |
ea8c405f | 27 | \r |
efcba75f | 28 | #include <pico/pico_int.h>\r |
29 | #include <pico/patch.h>\r | |
ea8c405f | 30 | \r |
9c9cda8c | 31 | #ifndef _WIN32\r |
32 | #define PATH_SEP "/"\r | |
33 | #define PATH_SEP_C '/'\r | |
34 | #else\r | |
35 | #define PATH_SEP "\\"\r | |
36 | #define PATH_SEP_C '\\'\r | |
37 | #endif\r | |
ea8c405f | 38 | \r |
54646a39 | 39 | #define STATUS_MSG_TIMEOUT 2000\r |
40 | \r | |
e2de9939 | 41 | void *g_screen_ptr;\r |
42 | \r | |
9c9cda8c | 43 | int g_screen_width = 320;\r |
44 | int g_screen_height = 240;\r | |
e2de9939 | 45 | \r |
b59172e3 | 46 | const char *PicoConfigFile = "config2.cfg";\r |
58c86d00 | 47 | currentConfig_t currentConfig, defaultConfig;\r |
ea8c405f | 48 | int state_slot = 0;\r |
49 | int config_slot = 0, config_slot_current = 0;\r | |
f2cf8472 | 50 | int pico_pen_x = 320/2, pico_pen_y = 240/2;\r |
b7d64dbd | 51 | int pico_inp_mode;\r |
52 | int flip_after_sync;\r | |
713c9224 | 53 | int engineState = PGS_Menu;\r |
54 | \r | |
df92fbd1 | 55 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
56 | \r | |
ae87bffa | 57 | /* tmp buff to reduce stack usage for plats with small stack */\r |
58 | static char static_buff[512];\r | |
636d5f25 | 59 | const char *rom_fname_reload;\r |
ae87bffa | 60 | char rom_fname_loaded[512];\r |
f2cf8472 | 61 | int reset_timing = 0;\r |
b24e0f6c | 62 | static unsigned int notice_msg_time; /* when started showing */\r |
63 | static char noticeMsg[40];\r | |
ea8c405f | 64 | \r |
65 | unsigned char *movie_data = NULL;\r | |
66 | static int movie_size = 0;\r | |
67 | \r | |
ea8c405f | 68 | \r |
ee2a3bdf | 69 | /* don't use tolower() for easy old glibc binary compatibility */\r |
f8af9634 | 70 | static void strlwr_(char *string)\r |
ea8c405f | 71 | {\r |
f8af9634 | 72 | char *p;\r |
73 | for (p = string; *p; p++)\r | |
ee2a3bdf | 74 | if ('A' <= *p && *p <= 'Z')\r |
75 | *p += 'a' - 'A';\r | |
ea8c405f | 76 | }\r |
77 | \r | |
ca482e5d | 78 | static int try_rfn_cut(char *fname)\r |
ea8c405f | 79 | {\r |
80 | FILE *tmp;\r | |
81 | char *p;\r | |
82 | \r | |
ca482e5d | 83 | p = fname + strlen(fname) - 1;\r |
84 | for (; p > fname; p--)\r | |
ea8c405f | 85 | if (*p == '.') break;\r |
86 | *p = 0;\r | |
87 | \r | |
ca482e5d | 88 | if((tmp = fopen(fname, "rb"))) {\r |
ea8c405f | 89 | fclose(tmp);\r |
90 | return 1;\r | |
91 | }\r | |
92 | return 0;\r | |
93 | }\r | |
94 | \r | |
35e3031a | 95 | static void get_ext(const char *file, char *ext)\r |
ea8c405f | 96 | {\r |
35e3031a | 97 | const char *p;\r |
ea8c405f | 98 | \r |
99 | p = file + strlen(file) - 4;\r | |
100 | if (p < file) p = file;\r | |
101 | strncpy(ext, p, 4);\r | |
102 | ext[4] = 0;\r | |
103 | strlwr_(ext);\r | |
104 | }\r | |
105 | \r | |
fcdefcf6 | 106 | static void fname_ext(char *dst, int dstlen, const char *prefix, const char *ext, const char *fname)\r |
107 | {\r | |
108 | int prefix_len = 0;\r | |
109 | const char *p;\r | |
110 | \r | |
111 | *dst = 0;\r | |
112 | if (prefix) {\r | |
113 | int len = plat_get_root_dir(dst, dstlen);\r | |
114 | strcpy(dst + len, prefix);\r | |
115 | prefix_len = len + strlen(prefix);\r | |
116 | }\r | |
117 | \r | |
118 | p = fname + strlen(fname) - 1;\r | |
119 | for (; p >= fname && *p != PATH_SEP_C; p--)\r | |
120 | ;\r | |
121 | p++;\r | |
122 | strncpy(dst + prefix_len, p, dstlen - prefix_len - 1);\r | |
123 | \r | |
124 | dst[dstlen - 8] = 0;\r | |
125 | if (dst[strlen(dst) - 4] == '.')\r | |
126 | dst[strlen(dst) - 4] = 0;\r | |
127 | if (ext)\r | |
128 | strcat(dst, ext);\r | |
129 | }\r | |
130 | \r | |
131 | static void romfname_ext(char *dst, int dstlen, const char *prefix, const char *ext)\r | |
132 | {\r | |
133 | fname_ext(dst, dstlen, prefix, ext, rom_fname_loaded);\r | |
134 | }\r | |
135 | \r | |
b24e0f6c | 136 | void emu_status_msg(const char *format, ...)\r |
137 | {\r | |
138 | va_list vl;\r | |
54646a39 | 139 | int ret;\r |
b24e0f6c | 140 | \r |
141 | va_start(vl, format);\r | |
54646a39 | 142 | ret = vsnprintf(noticeMsg, sizeof(noticeMsg), format, vl);\r |
b24e0f6c | 143 | va_end(vl);\r |
144 | \r | |
54646a39 | 145 | /* be sure old text gets overwritten */\r |
146 | for (; ret < 28; ret++)\r | |
147 | noticeMsg[ret] = ' ';\r | |
148 | noticeMsg[ret] = 0;\r | |
149 | \r | |
b24e0f6c | 150 | notice_msg_time = plat_get_ticks_ms();\r |
151 | }\r | |
152 | \r | |
2446536b | 153 | static const char * const biosfiles_us[] = {\r |
b08a2950 | 154 | "us_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210", "bios_CD_U"\r |
2446536b | 155 | };\r |
156 | static const char * const biosfiles_eu[] = {\r | |
b08a2950 | 157 | "eu_mcd2_9306", "eu_mcd2_9303", "eu_mcd1_9210", "bios_CD_E"\r |
2446536b | 158 | };\r |
159 | static const char * const biosfiles_jp[] = {\r | |
b08a2950 | 160 | "jp_mcd2_921222", "jp_mcd1_9112", "jp_mcd1_9111", "bios_CD_J"\r |
2446536b | 161 | };\r |
ea8c405f | 162 | \r |
4c2e3554 | 163 | static const char *find_bios(int *region, const char *cd_fname)\r |
ea8c405f | 164 | {\r |
ea8c405f | 165 | int i, count;\r |
54646a39 | 166 | const char * const *files;\r |
ea8c405f | 167 | FILE *f = NULL;\r |
4c2e3554 | 168 | int ret;\r |
169 | \r | |
170 | // we need to have config loaded at this point\r | |
171 | ret = emu_read_config(cd_fname, 0);\r | |
172 | if (!ret) emu_read_config(NULL, 0);\r | |
173 | \r | |
93f9619e | 174 | if (PicoIn.regionOverride) {\r |
175 | *region = PicoIn.regionOverride;\r | |
4c2e3554 | 176 | lprintf("override region to %s\n", *region != 4 ?\r |
177 | (*region == 8 ? "EU" : "JAP") : "USA");\r | |
178 | }\r | |
ea8c405f | 179 | \r |
4c2e3554 | 180 | if (*region == 4) { // US\r |
ea8c405f | 181 | files = biosfiles_us;\r |
182 | count = sizeof(biosfiles_us) / sizeof(char *);\r | |
4c2e3554 | 183 | } else if (*region == 8) { // EU\r |
ea8c405f | 184 | files = biosfiles_eu;\r |
185 | count = sizeof(biosfiles_eu) / sizeof(char *);\r | |
4c2e3554 | 186 | } else if (*region == 1 || *region == 2) {\r |
ea8c405f | 187 | files = biosfiles_jp;\r |
188 | count = sizeof(biosfiles_jp) / sizeof(char *);\r | |
189 | } else {\r | |
190 | return 0;\r | |
191 | }\r | |
192 | \r | |
193 | for (i = 0; i < count; i++)\r | |
194 | {\r | |
ae87bffa | 195 | emu_make_path(static_buff, files[i], sizeof(static_buff) - 4);\r |
196 | strcat(static_buff, ".bin");\r | |
197 | f = fopen(static_buff, "rb");\r | |
ea8c405f | 198 | if (f) break;\r |
199 | \r | |
ae87bffa | 200 | static_buff[strlen(static_buff) - 4] = 0;\r |
201 | strcat(static_buff, ".zip");\r | |
202 | f = fopen(static_buff, "rb");\r | |
ea8c405f | 203 | if (f) break;\r |
204 | }\r | |
205 | \r | |
206 | if (f) {\r | |
ae87bffa | 207 | lprintf("using bios: %s\n", static_buff);\r |
ea8c405f | 208 | fclose(f);\r |
4c2e3554 | 209 | return static_buff;\r |
ea8c405f | 210 | } else {\r |
ae87bffa | 211 | sprintf(static_buff, "no %s BIOS files found, read docs",\r |
4c2e3554 | 212 | *region != 4 ? (*region == 8 ? "EU" : "JAP") : "USA");\r |
e743be20 | 213 | menu_update_msg(static_buff);\r |
4c2e3554 | 214 | return NULL;\r |
ea8c405f | 215 | }\r |
216 | }\r | |
217 | \r | |
c6196c0f | 218 | /* check if the name begins with BIOS name */\r |
1ca2ea4f | 219 | /*\r |
c6196c0f | 220 | static int emu_isBios(const char *name)\r |
221 | {\r | |
222 | int i;\r | |
223 | for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)\r | |
224 | if (strstr(name, biosfiles_us[i]) != NULL) return 1;\r | |
225 | for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)\r | |
226 | if (strstr(name, biosfiles_eu[i]) != NULL) return 1;\r | |
227 | for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)\r | |
228 | if (strstr(name, biosfiles_jp[i]) != NULL) return 1;\r | |
229 | return 0;\r | |
230 | }\r | |
1ca2ea4f | 231 | */\r |
c6196c0f | 232 | \r |
7a87643e | 233 | static int extract_text(char *dest, const unsigned char *src, int len, int swab)\r |
58c86d00 | 234 | {\r |
235 | char *p = dest;\r | |
236 | int i;\r | |
237 | \r | |
238 | if (swab) swab = 1;\r | |
239 | \r | |
240 | for (i = len - 1; i >= 0; i--)\r | |
241 | {\r | |
242 | if (src[i^swab] != ' ') break;\r | |
243 | }\r | |
244 | len = i + 1;\r | |
245 | \r | |
246 | for (i = 0; i < len; i++)\r | |
247 | {\r | |
248 | unsigned char s = src[i^swab];\r | |
249 | if (s >= 0x20 && s < 0x7f && s != '#' && s != '|' &&\r | |
250 | s != '[' && s != ']' && s != '\\')\r | |
251 | {\r | |
252 | *p++ = s;\r | |
253 | }\r | |
254 | else\r | |
255 | {\r | |
256 | sprintf(p, "\\%02x", s);\r | |
257 | p += 3;\r | |
258 | }\r | |
259 | }\r | |
260 | \r | |
261 | return p - dest;\r | |
262 | }\r | |
263 | \r | |
fcdefcf6 | 264 | static char *emu_make_rom_id(const char *fname)\r |
58c86d00 | 265 | {\r |
ca482e5d | 266 | static char id_string[3+0xe*3+0x3*3+0x30*3+3];\r |
bdec53c9 | 267 | int pos, swab = 1;\r |
58c86d00 | 268 | \r |
93f9619e | 269 | if (PicoIn.AHW & PAHW_MCD) {\r |
bdec53c9 | 270 | strcpy(id_string, "CD|");\r |
271 | swab = 0;\r | |
272 | }\r | |
93f9619e | 273 | else if (PicoIn.AHW & PAHW_SMS)\r |
fcdefcf6 | 274 | strcpy(id_string, "MS|");\r |
275 | else strcpy(id_string, "MD|");\r | |
58c86d00 | 276 | pos = 3;\r |
277 | \r | |
93f9619e | 278 | if (!(PicoIn.AHW & PAHW_SMS)) {\r |
4c2e3554 | 279 | pos += extract_text(id_string + pos, media_id_header + 0x80, 0x0e, swab); // serial\r |
fcdefcf6 | 280 | id_string[pos] = '|'; pos++;\r |
4c2e3554 | 281 | pos += extract_text(id_string + pos, media_id_header + 0xf0, 0x03, swab); // region\r |
fcdefcf6 | 282 | id_string[pos] = '|'; pos++;\r |
4c2e3554 | 283 | pos += extract_text(id_string + pos, media_id_header + 0x50, 0x30, swab); // overseas name\r |
fcdefcf6 | 284 | id_string[pos] = 0;\r |
285 | if (pos > 5)\r | |
286 | return id_string;\r | |
287 | pos = 3;\r | |
288 | }\r | |
289 | \r | |
290 | // can't find name in ROM, use filename\r | |
291 | fname_ext(id_string + 3, sizeof(id_string) - 3, NULL, NULL, fname);\r | |
58c86d00 | 292 | \r |
58c86d00 | 293 | return id_string;\r |
294 | }\r | |
295 | \r | |
ca482e5d | 296 | // buffer must be at least 150 byte long\r |
a47dd663 | 297 | void emu_get_game_name(char *str150)\r |
ca482e5d | 298 | {\r |
93f9619e | 299 | int ret, swab = (PicoIn.AHW & PAHW_MCD) ? 0 : 1;\r |
ca482e5d | 300 | char *s, *d;\r |
301 | \r | |
4c2e3554 | 302 | ret = extract_text(str150, media_id_header + 0x50, 0x30, swab); // overseas name\r |
ca482e5d | 303 | \r |
304 | for (s = d = str150 + 1; s < str150+ret; s++)\r | |
305 | {\r | |
306 | if (*s == 0) break;\r | |
307 | if (*s != ' ' || d[-1] != ' ')\r | |
308 | *d++ = *s;\r | |
309 | }\r | |
310 | *d = 0;\r | |
311 | }\r | |
312 | \r | |
974fdb5b | 313 | static void system_announce(void)\r |
314 | {\r | |
f3a57b2d | 315 | const char *sys_name, *tv_standard, *extra = "";\r |
974fdb5b | 316 | int fps;\r |
317 | \r | |
93f9619e | 318 | if (PicoIn.AHW & PAHW_SMS) {\r |
974fdb5b | 319 | sys_name = "Master System";\r |
f3a57b2d | 320 | #ifdef NO_SMS\r |
321 | extra = " [no support]";\r | |
322 | #endif\r | |
93f9619e | 323 | } else if (PicoIn.AHW & PAHW_PICO) {\r |
974fdb5b | 324 | sys_name = "Pico";\r |
93f9619e | 325 | } else if ((PicoIn.AHW & (PAHW_32X|PAHW_MCD)) == (PAHW_32X|PAHW_MCD)) {\r |
fa8fb754 | 326 | sys_name = "32X + Mega CD";\r |
327 | if ((Pico.m.hardware & 0xc0) == 0x80)\r | |
328 | sys_name = "32X + Sega CD";\r | |
93f9619e | 329 | } else if (PicoIn.AHW & PAHW_MCD) {\r |
974fdb5b | 330 | sys_name = "Mega CD";\r |
331 | if ((Pico.m.hardware & 0xc0) == 0x80)\r | |
332 | sys_name = "Sega CD";\r | |
93f9619e | 333 | } else if (PicoIn.AHW & PAHW_32X) {\r |
974fdb5b | 334 | sys_name = "32X";\r |
335 | } else {\r | |
336 | sys_name = "MegaDrive";\r | |
337 | if ((Pico.m.hardware & 0xc0) == 0x80)\r | |
338 | sys_name = "Genesis";\r | |
339 | }\r | |
340 | tv_standard = Pico.m.pal ? "PAL" : "NTSC";\r | |
341 | fps = Pico.m.pal ? 50 : 60;\r | |
342 | \r | |
f3a57b2d | 343 | emu_status_msg("%s %s / %dFPS%s", tv_standard, sys_name, fps, extra);\r |
974fdb5b | 344 | }\r |
345 | \r | |
4c2e3554 | 346 | static void do_region_override(const char *media_fname)\r |
347 | {\r | |
348 | // we only need to override region if config tells us so\r | |
349 | int ret = emu_read_config(media_fname, 0);\r | |
350 | if (!ret) emu_read_config(NULL, 0);\r | |
351 | }\r | |
352 | \r | |
636d5f25 | 353 | int emu_reload_rom(const char *rom_fname_in)\r |
ea8c405f | 354 | {\r |
68af34fe | 355 | // use setting before rom config is loaded\r |
356 | int autoload = g_autostateld_opt;\r | |
636d5f25 | 357 | char *rom_fname = NULL;\r |
ea8c405f | 358 | char ext[5];\r |
4c2e3554 | 359 | enum media_type_e media_type;\r |
636d5f25 | 360 | int menu_romload_started = 0;\r |
4c2e3554 | 361 | char carthw_path[512];\r |
636d5f25 | 362 | int retval = 0;\r |
ea8c405f | 363 | \r |
636d5f25 | 364 | lprintf("emu_ReloadRom(%s)\n", rom_fname_in);\r |
ea8c405f | 365 | \r |
636d5f25 | 366 | rom_fname = strdup(rom_fname_in);\r |
367 | if (rom_fname == NULL)\r | |
368 | return 0;\r | |
369 | \r | |
ca482e5d | 370 | get_ext(rom_fname, ext);\r |
ea8c405f | 371 | \r |
77189b7d | 372 | // early cleanup\r |
373 | PicoPatchUnload();\r | |
eacee137 | 374 | if (movie_data) {\r |
ea8c405f | 375 | free(movie_data);\r |
376 | movie_data = 0;\r | |
377 | }\r | |
77189b7d | 378 | \r |
2d2247c2 | 379 | if (!strcmp(ext, ".gmv"))\r |
380 | {\r | |
ea8c405f | 381 | // check for both gmv and rom\r |
382 | int dummy;\r | |
ca482e5d | 383 | FILE *movie_file = fopen(rom_fname, "rb");\r |
b8a1c09a | 384 | if (!movie_file) {\r |
e743be20 | 385 | menu_update_msg("Failed to open movie.");\r |
636d5f25 | 386 | goto out;\r |
ea8c405f | 387 | }\r |
388 | fseek(movie_file, 0, SEEK_END);\r | |
389 | movie_size = ftell(movie_file);\r | |
390 | fseek(movie_file, 0, SEEK_SET);\r | |
b8a1c09a | 391 | if (movie_size < 64+3) {\r |
e743be20 | 392 | menu_update_msg("Invalid GMV file.");\r |
ea8c405f | 393 | fclose(movie_file);\r |
636d5f25 | 394 | goto out;\r |
ea8c405f | 395 | }\r |
396 | movie_data = malloc(movie_size);\r | |
b8a1c09a | 397 | if (movie_data == NULL) {\r |
e743be20 | 398 | menu_update_msg("low memory.");\r |
ea8c405f | 399 | fclose(movie_file);\r |
636d5f25 | 400 | goto out;\r |
ea8c405f | 401 | }\r |
b8a1c09a | 402 | dummy = fread(movie_data, 1, movie_size, movie_file);\r |
ea8c405f | 403 | fclose(movie_file);\r |
404 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r | |
e743be20 | 405 | menu_update_msg("Invalid GMV file.");\r |
636d5f25 | 406 | goto out;\r |
ea8c405f | 407 | }\r |
ca482e5d | 408 | dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r |
ea8c405f | 409 | if (!dummy) {\r |
e743be20 | 410 | menu_update_msg("Could't find a ROM for movie.");\r |
636d5f25 | 411 | goto out;\r |
ea8c405f | 412 | }\r |
ca482e5d | 413 | get_ext(rom_fname, ext);\r |
f8af9634 | 414 | lprintf("gmv loaded for %s\n", rom_fname);\r |
ea8c405f | 415 | }\r |
ca482e5d | 416 | else if (!strcmp(ext, ".pat"))\r |
417 | {\r | |
ea8c405f | 418 | int dummy;\r |
ca482e5d | 419 | PicoPatchLoad(rom_fname);\r |
420 | dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r | |
ea8c405f | 421 | if (!dummy) {\r |
e743be20 | 422 | menu_update_msg("Could't find a ROM to patch.");\r |
636d5f25 | 423 | goto out;\r |
ea8c405f | 424 | }\r |
ca482e5d | 425 | get_ext(rom_fname, ext);\r |
ea8c405f | 426 | }\r |
427 | \r | |
4c2e3554 | 428 | menu_romload_prepare(rom_fname); // also CD load\r |
429 | menu_romload_started = 1;\r | |
ea8c405f | 430 | \r |
4c2e3554 | 431 | emu_make_path(carthw_path, "carthw.cfg", sizeof(carthw_path));\r |
3e49ffd0 | 432 | \r |
4c2e3554 | 433 | media_type = PicoLoadMedia(rom_fname, carthw_path,\r |
434 | find_bios, do_region_override);\r | |
ea8c405f | 435 | \r |
4c2e3554 | 436 | switch (media_type) {\r |
437 | case PM_BAD_DETECT:\r | |
438 | menu_update_msg("Not a ROM/CD img selected.");\r | |
636d5f25 | 439 | goto out;\r |
4c2e3554 | 440 | case PM_BAD_CD:\r |
441 | menu_update_msg("Invalid CD image");\r | |
636d5f25 | 442 | goto out;\r |
4c2e3554 | 443 | case PM_BAD_CD_NO_BIOS:\r |
444 | // find_bios() prints a message\r | |
636d5f25 | 445 | goto out;\r |
4c2e3554 | 446 | case PM_ERROR:\r |
447 | menu_update_msg("Load error");\r | |
636d5f25 | 448 | goto out;\r |
4c2e3554 | 449 | default:\r |
450 | break;\r | |
ea8c405f | 451 | }\r |
452 | \r | |
a76fad41 | 453 | // make quirks visible in UI\r |
93f9619e | 454 | if (PicoIn.quirks & PQUIRK_FORCE_6BTN)\r |
a76fad41 | 455 | currentConfig.input_dev0 = PICO_INPUT_PAD_6BTN;\r |
456 | \r | |
4b167c12 | 457 | menu_romload_end();\r |
636d5f25 | 458 | menu_romload_started = 0;\r |
4b167c12 | 459 | \r |
ea8c405f | 460 | if (PicoPatches) {\r |
461 | PicoPatchPrepare();\r | |
462 | PicoPatchApply();\r | |
463 | }\r | |
464 | \r | |
465 | // additional movie stuff\r | |
f9f40f10 | 466 | if (movie_data)\r |
467 | {\r | |
531a8f38 | 468 | enum input_device indev = (movie_data[0x14] == '6') ?\r |
469 | PICO_INPUT_PAD_6BTN : PICO_INPUT_PAD_3BTN;\r | |
470 | PicoSetInputDevice(0, indev);\r | |
471 | PicoSetInputDevice(1, indev);\r | |
472 | \r | |
93f9619e | 473 | PicoIn.opt |= POPT_DIS_VDP_FIFO; // no VDP fifo timing\r |
f9f40f10 | 474 | if (movie_data[0xF] >= 'A') {\r |
475 | if (movie_data[0x16] & 0x80) {\r | |
93f9619e | 476 | PicoIn.regionOverride = 8;\r |
ea8c405f | 477 | } else {\r |
93f9619e | 478 | PicoIn.regionOverride = 4;\r |
ea8c405f | 479 | }\r |
1cb1584b | 480 | PicoReset();\r |
ea8c405f | 481 | // TODO: bits 6 & 5\r |
482 | }\r | |
483 | movie_data[0x18+30] = 0;\r | |
b24e0f6c | 484 | emu_status_msg("MOVIE: %s", (char *) &movie_data[0x18]);\r |
ea8c405f | 485 | }\r |
486 | else\r | |
487 | {\r | |
974fdb5b | 488 | system_announce();\r |
93f9619e | 489 | PicoIn.opt &= ~POPT_DIS_VDP_FIFO;\r |
ea8c405f | 490 | }\r |
ea8c405f | 491 | \r |
bcc9eda0 | 492 | strncpy(rom_fname_loaded, rom_fname, sizeof(rom_fname_loaded)-1);\r |
493 | rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0;\r | |
bcc9eda0 | 494 | \r |
ea8c405f | 495 | // load SRAM for this ROM\r |
a47dd663 | 496 | if (currentConfig.EmuOpt & EOPT_EN_SRAM)\r |
497 | emu_save_load_game(1, 1);\r | |
ea8c405f | 498 | \r |
c7074ddb | 499 | // state autoload?\r |
68af34fe | 500 | if (autoload) {\r |
c7074ddb | 501 | int time, newest = 0, newest_slot = -1;\r |
502 | int slot;\r | |
503 | \r | |
504 | for (slot = 0; slot < 10; slot++) {\r | |
505 | if (emu_check_save_file(slot, &time)) {\r | |
506 | if (time > newest) {\r | |
507 | newest = time;\r | |
508 | newest_slot = slot;\r | |
509 | }\r | |
510 | }\r | |
511 | }\r | |
512 | \r | |
513 | if (newest_slot >= 0) {\r | |
514 | lprintf("autoload slot %d\n", newest_slot);\r | |
515 | state_slot = newest_slot;\r | |
516 | emu_save_load_game(1, 0);\r | |
517 | }\r | |
518 | else {\r | |
519 | lprintf("no save to autoload.\n");\r | |
520 | }\r | |
521 | }\r | |
522 | \r | |
636d5f25 | 523 | retval = 1;\r |
524 | out:\r | |
636d5f25 | 525 | if (menu_romload_started)\r |
526 | menu_romload_end();\r | |
527 | free(rom_fname);\r | |
528 | return retval;\r | |
ea8c405f | 529 | }\r |
530 | \r | |
35e3031a | 531 | int emu_swap_cd(const char *fname)\r |
532 | {\r | |
274fcc35 | 533 | enum cd_img_type cd_type;\r |
35e3031a | 534 | int ret = -1;\r |
535 | \r | |
4c2e3554 | 536 | cd_type = PicoCdCheck(fname, NULL);\r |
35e3031a | 537 | if (cd_type != CIT_NOT_CD)\r |
274fcc35 | 538 | ret = cdd_load(fname, cd_type);\r |
35e3031a | 539 | if (ret != 0) {\r |
e743be20 | 540 | menu_update_msg("Load failed, invalid CD image?");\r |
35e3031a | 541 | return 0;\r |
542 | }\r | |
543 | \r | |
544 | strncpy(rom_fname_loaded, fname, sizeof(rom_fname_loaded)-1);\r | |
274fcc35 | 545 | rom_fname_loaded[sizeof(rom_fname_loaded) - 1] = 0;\r |
546 | \r | |
35e3031a | 547 | return 1;\r |
548 | }\r | |
549 | \r | |
ae87bffa | 550 | // <base dir><end>\r |
27701801 | 551 | void emu_make_path(char *buff, const char *end, int size)\r |
08fe8094 | 552 | {\r |
27701801 | 553 | int pos, end_len;\r |
554 | \r | |
555 | end_len = strlen(end);\r | |
556 | pos = plat_get_root_dir(buff, size);\r | |
557 | strncpy(buff + pos, end, size - pos);\r | |
558 | buff[size - 1] = 0;\r | |
559 | if (pos + end_len > size - 1)\r | |
560 | lprintf("Warning: path truncated: %s\n", buff);\r | |
561 | }\r | |
562 | \r | |
563 | static void make_config_cfg(char *cfg_buff_512)\r | |
564 | {\r | |
565 | emu_make_path(cfg_buff_512, PicoConfigFile, 512-6);\r | |
08fe8094 | 566 | if (config_slot != 0)\r |
567 | {\r | |
27701801 | 568 | char *p = strrchr(cfg_buff_512, '.');\r |
569 | if (p == NULL)\r | |
570 | p = cfg_buff_512 + strlen(cfg_buff_512);\r | |
08fe8094 | 571 | sprintf(p, ".%i.cfg", config_slot);\r |
572 | }\r | |
27701801 | 573 | cfg_buff_512[511] = 0;\r |
08fe8094 | 574 | }\r |
575 | \r | |
697746df | 576 | void emu_prep_defconfig(void)\r |
577 | {\r | |
578 | memset(&defaultConfig, 0, sizeof(defaultConfig));\r | |
75a30842 | 579 | defaultConfig.EmuOpt = 0x9d | EOPT_EN_CD_LEDS;\r |
697746df | 580 | defaultConfig.s_PicoOpt = POPT_EN_STEREO|POPT_EN_FM|POPT_EN_PSG|POPT_EN_Z80 |\r |
720bfc5d | 581 | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_MCD_GFX |\r |
92dfd9af | 582 | POPT_EN_DRC|POPT_ACC_SPRITES |\r |
697746df | 583 | POPT_EN_32X|POPT_EN_PWM;\r |
584 | defaultConfig.s_PsndRate = 44100;\r | |
585 | defaultConfig.s_PicoRegion = 0; // auto\r | |
586 | defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r | |
587 | defaultConfig.s_PicoCDBuffers = 0;\r | |
fcdefcf6 | 588 | defaultConfig.confirm_save = EOPT_CONFIRM_SAVE;\r |
697746df | 589 | defaultConfig.Frameskip = -1; // auto\r |
531a8f38 | 590 | defaultConfig.input_dev0 = PICO_INPUT_PAD_3BTN;\r |
591 | defaultConfig.input_dev1 = PICO_INPUT_PAD_3BTN;\r | |
697746df | 592 | defaultConfig.volume = 50;\r |
593 | defaultConfig.gamma = 100;\r | |
594 | defaultConfig.scaling = 0;\r | |
595 | defaultConfig.turbo_rate = 15;\r | |
ed4402a7 | 596 | defaultConfig.msh2_khz = PICO_MSH2_HZ / 1000;\r |
597 | defaultConfig.ssh2_khz = PICO_SSH2_HZ / 1000;\r | |
697746df | 598 | \r |
599 | // platform specific overrides\r | |
600 | pemu_prep_defconfig();\r | |
601 | }\r | |
602 | \r | |
d90f5bd7 | 603 | void emu_set_defconfig(void)\r |
ca482e5d | 604 | {\r |
a47dd663 | 605 | memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig));\r |
93f9619e | 606 | PicoIn.opt = currentConfig.s_PicoOpt;\r |
6311a3ba | 607 | PicoIn.sndRate = currentConfig.s_PsndRate;\r |
93f9619e | 608 | PicoIn.regionOverride = currentConfig.s_PicoRegion;\r |
609 | PicoIn.autoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r | |
ca482e5d | 610 | }\r |
611 | \r | |
fcdefcf6 | 612 | int emu_read_config(const char *rom_fname, int no_defaults)\r |
ea8c405f | 613 | {\r |
58c86d00 | 614 | char cfg[512];\r |
58c86d00 | 615 | int ret;\r |
ea8c405f | 616 | \r |
490eb480 | 617 | if (!no_defaults)\r |
618 | emu_set_defconfig();\r | |
619 | \r | |
fcdefcf6 | 620 | if (rom_fname == NULL)\r |
ea8c405f | 621 | {\r |
fcdefcf6 | 622 | // global config\r |
08fe8094 | 623 | make_config_cfg(cfg);\r |
58c86d00 | 624 | ret = config_readsect(cfg, NULL);\r |
ea8c405f | 625 | }\r |
58c86d00 | 626 | else\r |
627 | {\r | |
504e2f56 | 628 | char ext[16];\r |
629 | int vol;\r | |
ea8c405f | 630 | \r |
58c86d00 | 631 | if (config_slot != 0)\r |
504e2f56 | 632 | snprintf(ext, sizeof(ext), ".%i.cfg", config_slot);\r |
a39b7867 | 633 | else\r |
504e2f56 | 634 | strcpy(ext, ".cfg");\r |
635 | \r | |
636 | fname_ext(cfg, sizeof(cfg), "cfg"PATH_SEP, ext, rom_fname);\r | |
637 | \r | |
638 | // read user's config\r | |
639 | vol = currentConfig.volume;\r | |
640 | ret = config_readsect(cfg, NULL);\r | |
641 | currentConfig.volume = vol; // make vol global (bah)\r | |
642 | \r | |
643 | if (ret != 0)\r | |
08fe8094 | 644 | {\r |
645 | // read global config, and apply game_def.cfg on top\r | |
646 | make_config_cfg(cfg);\r | |
647 | config_readsect(cfg, NULL);\r | |
58c86d00 | 648 | \r |
504e2f56 | 649 | emu_make_path(cfg, "game_def.cfg", sizeof(cfg));\r |
650 | ret = config_readsect(cfg, emu_make_rom_id(rom_fname));\r | |
58c86d00 | 651 | }\r |
ea8c405f | 652 | }\r |
58c86d00 | 653 | \r |
697746df | 654 | pemu_validate_config();\r |
35f2b65e | 655 | PicoIn.overclockM68k = currentConfig.overclock_68k;\r |
ee2a3bdf | 656 | \r |
ea8c405f | 657 | // some sanity checks\r |
2445b7cb | 658 | #ifdef PSP\r |
ee2a3bdf | 659 | /* TODO: mv to plat_validate_config() */\r |
660 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r | |
2445b7cb | 661 | if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r |
6fc57144 | 662 | if (currentConfig.gamma2 < 0 || currentConfig.gamma2 > 2) currentConfig.gamma2 = 0;\r |
2445b7cb | 663 | #endif\r |
ee2a3bdf | 664 | if (currentConfig.volume < 0 || currentConfig.volume > 99)\r |
665 | currentConfig.volume = 50;\r | |
666 | \r | |
667 | if (ret == 0)\r | |
668 | config_slot_current = config_slot;\r | |
991473ad | 669 | \r |
58c86d00 | 670 | return (ret == 0);\r |
ea8c405f | 671 | }\r |
672 | \r | |
673 | \r | |
a47dd663 | 674 | int emu_write_config(int is_game)\r |
ea8c405f | 675 | {\r |
504e2f56 | 676 | char cfg[512];\r |
58c86d00 | 677 | int ret, write_lrom = 0;\r |
ea8c405f | 678 | \r |
58c86d00 | 679 | if (!is_game)\r |
ea8c405f | 680 | {\r |
ca482e5d | 681 | make_config_cfg(cfg);\r |
58c86d00 | 682 | write_lrom = 1;\r |
ea8c405f | 683 | } else {\r |
504e2f56 | 684 | char ext[16];\r |
685 | \r | |
ea8c405f | 686 | if (config_slot != 0)\r |
504e2f56 | 687 | snprintf(ext, sizeof(ext), ".%i.cfg", config_slot);\r |
688 | else\r | |
689 | strcpy(ext, ".cfg");\r | |
690 | \r | |
691 | romfname_ext(cfg, sizeof(cfg), "cfg"PATH_SEP, ext);\r | |
ea8c405f | 692 | }\r |
693 | \r | |
a47dd663 | 694 | lprintf("emu_write_config: %s ", cfg);\r |
504e2f56 | 695 | ret = config_write(cfg);\r |
1ca2ea4f | 696 | if (write_lrom) config_writelrom(cfg);\r |
9c9cda8c | 697 | #ifdef __GP2X__\r |
58c86d00 | 698 | sync();\r |
ea8c405f | 699 | #endif\r |
58c86d00 | 700 | lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");\r |
ea8c405f | 701 | \r |
58c86d00 | 702 | if (ret == 0) config_slot_current = config_slot;\r |
703 | return ret == 0;\r | |
ea8c405f | 704 | }\r |
705 | \r | |
706 | \r | |
e2de9939 | 707 | /* always using built-in font */\r |
708 | \r | |
cc41eb4f | 709 | #define mk_text_out(name, type, val, topleft, step_x, step_y) \\r |
e2de9939 | 710 | void name(int x, int y, const char *text) \\r |
711 | { \\r | |
712 | int i, l, len = strlen(text); \\r | |
cc41eb4f | 713 | type *screen = (type *)(topleft) + x * step_x + y * step_y; \\r |
e2de9939 | 714 | \\r |
cc41eb4f | 715 | for (i = 0; i < len; i++, screen += 8 * step_x) \\r |
e2de9939 | 716 | { \\r |
717 | for (l = 0; l < 8; l++) \\r | |
718 | { \\r | |
719 | unsigned char fd = fontdata8x8[text[i] * 8 + l];\\r | |
cc41eb4f | 720 | type *s = screen + l * step_y; \\r |
721 | if (fd&0x80) s[step_x * 0] = val; \\r | |
722 | if (fd&0x40) s[step_x * 1] = val; \\r | |
723 | if (fd&0x20) s[step_x * 2] = val; \\r | |
724 | if (fd&0x10) s[step_x * 3] = val; \\r | |
725 | if (fd&0x08) s[step_x * 4] = val; \\r | |
726 | if (fd&0x04) s[step_x * 5] = val; \\r | |
727 | if (fd&0x02) s[step_x * 6] = val; \\r | |
728 | if (fd&0x01) s[step_x * 7] = val; \\r | |
e2de9939 | 729 | } \\r |
730 | } \\r | |
ea8c405f | 731 | }\r |
732 | \r | |
cc41eb4f | 733 | mk_text_out(emu_text_out8, unsigned char, 0xf0, g_screen_ptr, 1, g_screen_width)\r |
734 | mk_text_out(emu_text_out16, unsigned short, 0xffff, g_screen_ptr, 1, g_screen_width)\r | |
735 | mk_text_out(emu_text_out8_rot, unsigned char, 0xf0,\r | |
736 | (char *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r | |
737 | mk_text_out(emu_text_out16_rot, unsigned short, 0xffff,\r | |
738 | (short *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r | |
ea8c405f | 739 | \r |
e2de9939 | 740 | #undef mk_text_out\r |
ea8c405f | 741 | \r |
f7e40c9b | 742 | void emu_osd_text16(int x, int y, const char *text)\r |
743 | {\r | |
744 | int len = strlen(text) * 8;\r | |
745 | int i, h;\r | |
746 | \r | |
747 | len++;\r | |
748 | if (x + len > g_screen_width)\r | |
749 | len = g_screen_width - x;\r | |
750 | \r | |
751 | for (h = 0; h < 8; h++) {\r | |
752 | unsigned short *p;\r | |
753 | p = (unsigned short *)g_screen_ptr\r | |
754 | + x + g_screen_width * (y + h);\r | |
755 | for (i = len; i > 0; i--, p++)\r | |
756 | *p = (*p >> 2) & 0x39e7;\r | |
757 | }\r | |
758 | emu_text_out16(x, y, text);\r | |
759 | }\r | |
ea8c405f | 760 | \r |
f7e40c9b | 761 | static void update_movie(void)\r |
ea8c405f | 762 | {\r |
763 | int offs = Pico.m.frame_count*3 + 0x40;\r | |
764 | if (offs+3 > movie_size) {\r | |
765 | free(movie_data);\r | |
766 | movie_data = 0;\r | |
b24e0f6c | 767 | emu_status_msg("END OF MOVIE.");\r |
ea8c405f | 768 | lprintf("END OF MOVIE.\n");\r |
ea8c405f | 769 | } else {\r |
770 | // MXYZ SACB RLDU\r | |
93f9619e | 771 | PicoIn.pad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
772 | if(!(movie_data[offs] & 0x10)) PicoIn.pad[0] |= 0x40; // C\r | |
773 | if(!(movie_data[offs] & 0x20)) PicoIn.pad[0] |= 0x10; // A\r | |
774 | if(!(movie_data[offs] & 0x40)) PicoIn.pad[0] |= 0x20; // B\r | |
775 | PicoIn.pad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r | |
776 | if(!(movie_data[offs+1] & 0x10)) PicoIn.pad[1] |= 0x40; // C\r | |
777 | if(!(movie_data[offs+1] & 0x20)) PicoIn.pad[1] |= 0x10; // A\r | |
778 | if(!(movie_data[offs+1] & 0x40)) PicoIn.pad[1] |= 0x20; // B\r | |
779 | PicoIn.pad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r | |
780 | if(!(movie_data[offs+2] & 0x01)) PicoIn.pad[0] |= 0x0400; // X\r | |
781 | if(!(movie_data[offs+2] & 0x04)) PicoIn.pad[0] |= 0x0100; // Z\r | |
782 | PicoIn.pad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r | |
783 | if(!(movie_data[offs+2] & 0x10)) PicoIn.pad[1] |= 0x0400; // X\r | |
784 | if(!(movie_data[offs+2] & 0x40)) PicoIn.pad[1] |= 0x0100; // Z\r | |
ea8c405f | 785 | }\r |
786 | }\r | |
787 | \r | |
c7074ddb | 788 | static int try_ropen_file(const char *fname, int *time)\r |
ea8c405f | 789 | {\r |
c7074ddb | 790 | struct stat st;\r |
ea8c405f | 791 | FILE *f;\r |
792 | \r | |
793 | f = fopen(fname, "rb");\r | |
794 | if (f) {\r | |
c7074ddb | 795 | if (time != NULL) {\r |
796 | *time = 0;\r | |
797 | if (fstat(fileno(f), &st) == 0)\r | |
798 | *time = (int)st.st_mtime;\r | |
799 | }\r | |
ea8c405f | 800 | fclose(f);\r |
801 | return 1;\r | |
802 | }\r | |
803 | return 0;\r | |
804 | }\r | |
805 | \r | |
c7074ddb | 806 | char *emu_get_save_fname(int load, int is_sram, int slot, int *time)\r |
ea8c405f | 807 | {\r |
ae87bffa | 808 | char *saveFname = static_buff;\r |
ea8c405f | 809 | char ext[16];\r |
810 | \r | |
811 | if (is_sram)\r | |
812 | {\r | |
93f9619e | 813 | strcpy(ext, (PicoIn.AHW & PAHW_MCD) ? ".brm" : ".srm");\r |
fcdefcf6 | 814 | romfname_ext(saveFname, sizeof(static_buff),\r |
93f9619e | 815 | (PicoIn.AHW & PAHW_MCD) ? "brm"PATH_SEP : "srm"PATH_SEP, ext);\r |
6bc00695 | 816 | if (!load)\r |
817 | return saveFname;\r | |
818 | \r | |
c7074ddb | 819 | if (try_ropen_file(saveFname, time))\r |
6bc00695 | 820 | return saveFname;\r |
821 | \r | |
fcdefcf6 | 822 | romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r |
c7074ddb | 823 | if (try_ropen_file(saveFname, time))\r |
6bc00695 | 824 | return saveFname;\r |
ea8c405f | 825 | }\r |
826 | else\r | |
827 | {\r | |
6bc00695 | 828 | const char *ext_main = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds.gz" : ".mds";\r |
829 | const char *ext_othr = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds" : ".mds.gz";\r | |
ea8c405f | 830 | ext[0] = 0;\r |
6bc00695 | 831 | if (slot > 0 && slot < 10)\r |
832 | sprintf(ext, ".%i", slot);\r | |
833 | strcat(ext, ext_main);\r | |
834 | \r | |
835 | if (!load) {\r | |
fcdefcf6 | 836 | romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r |
6bc00695 | 837 | return saveFname;\r |
838 | }\r | |
839 | else {\r | |
fcdefcf6 | 840 | romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r |
c7074ddb | 841 | if (try_ropen_file(saveFname, time))\r |
6bc00695 | 842 | return saveFname;\r |
ea8c405f | 843 | \r |
fcdefcf6 | 844 | romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r |
c7074ddb | 845 | if (try_ropen_file(saveFname, time))\r |
6bc00695 | 846 | return saveFname;\r |
847 | \r | |
848 | // try the other ext\r | |
849 | ext[0] = 0;\r | |
850 | if (slot > 0 && slot < 10)\r | |
851 | sprintf(ext, ".%i", slot);\r | |
852 | strcat(ext, ext_othr);\r | |
853 | \r | |
fcdefcf6 | 854 | romfname_ext(saveFname, sizeof(static_buff), "mds"PATH_SEP, ext);\r |
c7074ddb | 855 | if (try_ropen_file(saveFname, time))\r |
6bc00695 | 856 | return saveFname;\r |
ea8c405f | 857 | }\r |
858 | }\r | |
859 | \r | |
6bc00695 | 860 | return NULL;\r |
ea8c405f | 861 | }\r |
862 | \r | |
cca8800d | 863 | int emu_check_save_file(int slot, int *time)\r |
ea8c405f | 864 | {\r |
c7074ddb | 865 | return emu_get_save_fname(1, 0, slot, time) ? 1 : 0;\r |
ea8c405f | 866 | }\r |
867 | \r | |
a47dd663 | 868 | int emu_save_load_game(int load, int sram)\r |
ea8c405f | 869 | {\r |
870 | int ret = 0;\r | |
871 | char *saveFname;\r | |
872 | \r | |
873 | // make save filename\r | |
c7074ddb | 874 | saveFname = emu_get_save_fname(load, sram, state_slot, NULL);\r |
ea8c405f | 875 | if (saveFname == NULL) {\r |
d34a42f9 | 876 | if (!sram)\r |
b24e0f6c | 877 | emu_status_msg(load ? "LOAD FAILED (missing file)" : "SAVE FAILED");\r |
ea8c405f | 878 | return -1;\r |
879 | }\r | |
880 | \r | |
881 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r | |
882 | \r | |
da42200b | 883 | if (sram)\r |
884 | {\r | |
ea8c405f | 885 | FILE *sramFile;\r |
886 | int sram_size;\r | |
887 | unsigned char *sram_data;\r | |
888 | int truncate = 1;\r | |
93f9619e | 889 | if (PicoIn.AHW & PAHW_MCD)\r |
602133e1 | 890 | {\r |
93f9619e | 891 | if (PicoIn.opt & POPT_EN_MCD_RAMCART) {\r |
ea8c405f | 892 | sram_size = 0x12000;\r |
88fd63ad | 893 | sram_data = Pico.sv.data;\r |
ea8c405f | 894 | if (sram_data)\r |
fdcfd323 | 895 | memcpy(sram_data, Pico_mcd->bram, 0x2000);\r |
ea8c405f | 896 | } else {\r |
897 | sram_size = 0x2000;\r | |
898 | sram_data = Pico_mcd->bram;\r | |
899 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r | |
900 | }\r | |
901 | } else {\r | |
88fd63ad | 902 | sram_size = Pico.sv.size;\r |
903 | sram_data = Pico.sv.data;\r | |
ea8c405f | 904 | }\r |
b8a1c09a | 905 | if (sram_data == NULL)\r |
88fd63ad | 906 | return 0; // cart saves forcefully disabled for this game\r |
ea8c405f | 907 | \r |
602133e1 | 908 | if (load)\r |
909 | {\r | |
ea8c405f | 910 | sramFile = fopen(saveFname, "rb");\r |
b8a1c09a | 911 | if (!sramFile)\r |
912 | return -1;\r | |
913 | ret = fread(sram_data, 1, sram_size, sramFile);\r | |
914 | ret = ret > 0 ? 0 : -1;\r | |
ea8c405f | 915 | fclose(sramFile);\r |
93f9619e | 916 | if ((PicoIn.AHW & PAHW_MCD) && (PicoIn.opt&POPT_EN_MCD_RAMCART))\r |
fdcfd323 | 917 | memcpy(Pico_mcd->bram, sram_data, 0x2000);\r |
ea8c405f | 918 | } else {\r |
919 | // sram save needs some special processing\r | |
920 | // see if we have anything to save\r | |
921 | for (; sram_size > 0; sram_size--)\r | |
922 | if (sram_data[sram_size-1]) break;\r | |
923 | \r | |
924 | if (sram_size) {\r | |
925 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r | |
926 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r | |
927 | if (!sramFile) return -1;\r | |
928 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r | |
929 | ret = (ret != sram_size) ? -1 : 0;\r | |
930 | fclose(sramFile);\r | |
9c9cda8c | 931 | #ifdef __GP2X__\r |
ea8c405f | 932 | sync();\r |
933 | #endif\r | |
934 | }\r | |
935 | }\r | |
936 | return ret;\r | |
937 | }\r | |
938 | else\r | |
939 | {\r | |
bcc9eda0 | 940 | ret = PicoState(saveFname, !load);\r |
941 | if (!ret) {\r | |
9c9cda8c | 942 | #ifdef __GP2X__\r |
bcc9eda0 | 943 | if (!load) sync();\r |
ea8c405f | 944 | #endif\r |
54646a39 | 945 | emu_status_msg(load ? "STATE LOADED" : "STATE SAVED");\r |
bcc9eda0 | 946 | } else {\r |
b24e0f6c | 947 | emu_status_msg(load ? "LOAD FAILED" : "SAVE FAILED");\r |
ea8c405f | 948 | ret = -1;\r |
949 | }\r | |
950 | \r | |
ea8c405f | 951 | return ret;\r |
952 | }\r | |
953 | }\r | |
bdec53c9 | 954 | \r |
a47dd663 | 955 | void emu_set_fastforward(int set_on)\r |
c060a9ab | 956 | {\r |
957 | static void *set_PsndOut = NULL;\r | |
958 | static int set_Frameskip, set_EmuOpt, is_on = 0;\r | |
959 | \r | |
960 | if (set_on && !is_on) {\r | |
6311a3ba | 961 | set_PsndOut = PicoIn.sndOut;\r |
c060a9ab | 962 | set_Frameskip = currentConfig.Frameskip;\r |
963 | set_EmuOpt = currentConfig.EmuOpt;\r | |
6311a3ba | 964 | PicoIn.sndOut = NULL;\r |
c060a9ab | 965 | currentConfig.Frameskip = 8;\r |
966 | currentConfig.EmuOpt &= ~4;\r | |
967 | currentConfig.EmuOpt |= 0x40000;\r | |
968 | is_on = 1;\r | |
b24e0f6c | 969 | emu_status_msg("FAST FORWARD");\r |
c060a9ab | 970 | }\r |
971 | else if (!set_on && is_on) {\r | |
6311a3ba | 972 | PicoIn.sndOut = set_PsndOut;\r |
c060a9ab | 973 | currentConfig.Frameskip = set_Frameskip;\r |
974 | currentConfig.EmuOpt = set_EmuOpt;\r | |
975 | PsndRerate(1);\r | |
976 | is_on = 0;\r | |
12f89605 | 977 | // mainly to unbreak pcm\r |
93f9619e | 978 | if (PicoIn.AHW & PAHW_MCD)\r |
12f89605 | 979 | pcd_state_loaded();\r |
c060a9ab | 980 | }\r |
981 | }\r | |
982 | \r | |
d687ef50 | 983 | static void emu_tray_open(void)\r |
c060a9ab | 984 | {\r |
d687ef50 | 985 | engineState = PGS_TrayMenu;\r |
986 | }\r | |
987 | \r | |
988 | static void emu_tray_close(void)\r | |
989 | {\r | |
990 | emu_status_msg("CD tray closed.");\r | |
f2cf8472 | 991 | }\r |
992 | \r | |
974fdb5b | 993 | void emu_32x_startup(void)\r |
994 | {\r | |
c7eb229a | 995 | plat_video_toggle_renderer(0, 0); // HACK\r |
974fdb5b | 996 | system_announce();\r |
997 | }\r | |
998 | \r | |
f2cf8472 | 999 | void emu_reset_game(void)\r |
1000 | {\r | |
1001 | PicoReset();\r | |
1002 | reset_timing = 1;\r | |
1003 | }\r | |
1004 | \r | |
1005 | void run_events_pico(unsigned int events)\r | |
1006 | {\r | |
1007 | int lim_x;\r | |
1008 | \r | |
1009 | if (events & PEV_PICO_SWINP) {\r | |
c060a9ab | 1010 | pico_inp_mode++;\r |
d34a42f9 | 1011 | if (pico_inp_mode > 2)\r |
1012 | pico_inp_mode = 0;\r | |
c060a9ab | 1013 | switch (pico_inp_mode) {\r |
b24e0f6c | 1014 | case 2: emu_status_msg("Input: Pen on Pad"); break;\r |
1015 | case 1: emu_status_msg("Input: Pen on Storyware"); break;\r | |
1016 | case 0: emu_status_msg("Input: Joystick");\r | |
c060a9ab | 1017 | PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
1018 | break;\r | |
1019 | }\r | |
c060a9ab | 1020 | }\r |
f2cf8472 | 1021 | if (events & PEV_PICO_PPREV) {\r |
c060a9ab | 1022 | PicoPicohw.page--;\r |
d34a42f9 | 1023 | if (PicoPicohw.page < 0)\r |
1024 | PicoPicohw.page = 0;\r | |
b24e0f6c | 1025 | emu_status_msg("Page %i", PicoPicohw.page);\r |
c060a9ab | 1026 | }\r |
f2cf8472 | 1027 | if (events & PEV_PICO_PNEXT) {\r |
c060a9ab | 1028 | PicoPicohw.page++;\r |
d34a42f9 | 1029 | if (PicoPicohw.page > 6)\r |
1030 | PicoPicohw.page = 6;\r | |
b24e0f6c | 1031 | emu_status_msg("Page %i", PicoPicohw.page);\r |
c060a9ab | 1032 | }\r |
f2cf8472 | 1033 | \r |
1034 | if (pico_inp_mode == 0)\r | |
1035 | return;\r | |
1036 | \r | |
1037 | /* handle other input modes */\r | |
93f9619e | 1038 | if (PicoIn.pad[0] & 1) pico_pen_y--;\r |
1039 | if (PicoIn.pad[0] & 2) pico_pen_y++;\r | |
1040 | if (PicoIn.pad[0] & 4) pico_pen_x--;\r | |
1041 | if (PicoIn.pad[0] & 8) pico_pen_x++;\r | |
1042 | PicoIn.pad[0] &= ~0x0f; // release UDLR\r | |
f2cf8472 | 1043 | \r |
1044 | lim_x = (Pico.video.reg[12]&1) ? 319 : 255;\r | |
1045 | if (pico_pen_y < 8)\r | |
1046 | pico_pen_y = 8;\r | |
1047 | if (pico_pen_y > 224 - PICO_PEN_ADJUST_Y)\r | |
1048 | pico_pen_y = 224 - PICO_PEN_ADJUST_Y;\r | |
1049 | if (pico_pen_x < 0)\r | |
1050 | pico_pen_x = 0;\r | |
1051 | if (pico_pen_x > lim_x - PICO_PEN_ADJUST_X)\r | |
1052 | pico_pen_x = lim_x - PICO_PEN_ADJUST_X;\r | |
1053 | \r | |
1054 | PicoPicohw.pen_pos[0] = pico_pen_x;\r | |
1055 | if (!(Pico.video.reg[12] & 1))\r | |
1056 | PicoPicohw.pen_pos[0] += pico_pen_x / 4;\r | |
1057 | PicoPicohw.pen_pos[0] += 0x3c;\r | |
1058 | PicoPicohw.pen_pos[1] = pico_inp_mode == 1 ? (0x2f8 + pico_pen_y) : (0x1fc + pico_pen_y);\r | |
c060a9ab | 1059 | }\r |
1060 | \r | |
93f9619e | 1061 | static void do_turbo(unsigned short *pad, int acts)\r |
f0f0d2df | 1062 | {\r |
1063 | static int turbo_pad = 0;\r | |
1064 | static unsigned char turbo_cnt[3] = { 0, 0, 0 };\r | |
1065 | int inc = currentConfig.turbo_rate * 2;\r | |
1066 | \r | |
1067 | if (acts & 0x1000) {\r | |
1068 | turbo_cnt[0] += inc;\r | |
1069 | if (turbo_cnt[0] >= 60)\r | |
1070 | turbo_pad ^= 0x10, turbo_cnt[0] = 0;\r | |
1071 | }\r | |
1072 | if (acts & 0x2000) {\r | |
1073 | turbo_cnt[1] += inc;\r | |
1074 | if (turbo_cnt[1] >= 60)\r | |
1075 | turbo_pad ^= 0x20, turbo_cnt[1] = 0;\r | |
1076 | }\r | |
1077 | if (acts & 0x4000) {\r | |
1078 | turbo_cnt[2] += inc;\r | |
1079 | if (turbo_cnt[2] >= 60)\r | |
1080 | turbo_pad ^= 0x40, turbo_cnt[2] = 0;\r | |
1081 | }\r | |
1082 | *pad |= turbo_pad & (acts >> 8);\r | |
1083 | }\r | |
c060a9ab | 1084 | \r |
f2cf8472 | 1085 | static void run_events_ui(unsigned int which)\r |
d34a42f9 | 1086 | {\r |
1087 | if (which & (PEV_STATE_LOAD|PEV_STATE_SAVE))\r | |
1088 | {\r | |
1089 | int do_it = 1;\r | |
cca8800d | 1090 | if ( emu_check_save_file(state_slot, NULL) &&\r |
fcdefcf6 | 1091 | (((which & PEV_STATE_LOAD) && (currentConfig.confirm_save & EOPT_CONFIRM_LOAD)) ||\r |
1092 | ((which & PEV_STATE_SAVE) && (currentConfig.confirm_save & EOPT_CONFIRM_SAVE))) )\r | |
d34a42f9 | 1093 | {\r |
1094 | const char *nm;\r | |
1095 | char tmp[64];\r | |
1096 | int keys, len;\r | |
1097 | \r | |
868cc0cc | 1098 | strcpy(tmp, (which & PEV_STATE_LOAD) ? "LOAD STATE? " : "OVERWRITE SAVE? ");\r |
d34a42f9 | 1099 | len = strlen(tmp);\r |
868cc0cc | 1100 | nm = in_get_key_name(-1, -PBTN_MOK);\r |
d34a42f9 | 1101 | snprintf(tmp + len, sizeof(tmp) - len, "(%s=yes, ", nm);\r |
1102 | len = strlen(tmp);\r | |
1103 | nm = in_get_key_name(-1, -PBTN_MBACK);\r | |
1104 | snprintf(tmp + len, sizeof(tmp) - len, "%s=no)", nm);\r | |
1105 | \r | |
1106 | plat_status_msg_busy_first(tmp);\r | |
1107 | \r | |
45285368 | 1108 | in_set_config_int(0, IN_CFG_BLOCKING, 1);\r |
868cc0cc | 1109 | while (in_menu_wait_any(NULL, 50) & (PBTN_MOK | PBTN_MBACK))\r |
d34a42f9 | 1110 | ;\r |
868cc0cc | 1111 | while ( !((keys = in_menu_wait_any(NULL, 50)) & (PBTN_MOK | PBTN_MBACK)))\r |
d34a42f9 | 1112 | ;\r |
1113 | if (keys & PBTN_MBACK)\r | |
1114 | do_it = 0;\r | |
868cc0cc | 1115 | while (in_menu_wait_any(NULL, 50) & (PBTN_MOK | PBTN_MBACK))\r |
d34a42f9 | 1116 | ;\r |
45285368 | 1117 | in_set_config_int(0, IN_CFG_BLOCKING, 0);\r |
d34a42f9 | 1118 | }\r |
1119 | if (do_it) {\r | |
54646a39 | 1120 | plat_status_msg_busy_first((which & PEV_STATE_LOAD) ? "LOADING STATE" : "SAVING STATE");\r |
d34a42f9 | 1121 | PicoStateProgressCB = plat_status_msg_busy_next;\r |
a47dd663 | 1122 | emu_save_load_game((which & PEV_STATE_LOAD) ? 1 : 0, 0);\r |
d34a42f9 | 1123 | PicoStateProgressCB = NULL;\r |
1124 | }\r | |
1125 | }\r | |
5a681086 | 1126 | if (which & PEV_SWITCH_RND)\r |
d34a42f9 | 1127 | {\r |
5a681086 | 1128 | plat_video_toggle_renderer(1, 0);\r |
d34a42f9 | 1129 | }\r |
1130 | if (which & (PEV_SSLOT_PREV|PEV_SSLOT_NEXT))\r | |
1131 | {\r | |
1132 | if (which & PEV_SSLOT_PREV) {\r | |
1133 | state_slot -= 1;\r | |
1134 | if (state_slot < 0)\r | |
1135 | state_slot = 9;\r | |
1136 | } else {\r | |
1137 | state_slot += 1;\r | |
1138 | if (state_slot > 9)\r | |
1139 | state_slot = 0;\r | |
1140 | }\r | |
1141 | \r | |
b24e0f6c | 1142 | emu_status_msg("SAVE SLOT %i [%s]", state_slot,\r |
cca8800d | 1143 | emu_check_save_file(state_slot, NULL) ? "USED" : "FREE");\r |
d34a42f9 | 1144 | }\r |
9db6a544 | 1145 | if (which & PEV_RESET)\r |
1146 | emu_reset_game();\r | |
d34a42f9 | 1147 | if (which & PEV_MENU)\r |
1148 | engineState = PGS_Menu;\r | |
1149 | }\r | |
1150 | \r | |
1151 | void emu_update_input(void)\r | |
1152 | {\r | |
093b8a42 | 1153 | static int prev_events = 0;\r |
1154 | int actions[IN_BINDTYPE_COUNT] = { 0, };\r | |
1155 | int pl_actions[2];\r | |
1156 | int events;\r | |
d34a42f9 | 1157 | \r |
093b8a42 | 1158 | in_update(actions);\r |
d34a42f9 | 1159 | \r |
093b8a42 | 1160 | pl_actions[0] = actions[IN_BINDTYPE_PLAYER12];\r |
1161 | pl_actions[1] = actions[IN_BINDTYPE_PLAYER12] >> 16;\r | |
d34a42f9 | 1162 | \r |
93f9619e | 1163 | PicoIn.pad[0] = pl_actions[0] & 0xfff;\r |
1164 | PicoIn.pad[1] = pl_actions[1] & 0xfff;\r | |
d34a42f9 | 1165 | \r |
093b8a42 | 1166 | if (pl_actions[0] & 0x7000)\r |
93f9619e | 1167 | do_turbo(&PicoIn.pad[0], pl_actions[0]);\r |
093b8a42 | 1168 | if (pl_actions[1] & 0x7000)\r |
93f9619e | 1169 | do_turbo(&PicoIn.pad[1], pl_actions[1]);\r |
093b8a42 | 1170 | \r |
1171 | events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r | |
d34a42f9 | 1172 | \r |
1173 | // volume is treated in special way and triggered every frame\r | |
1174 | if (events & (PEV_VOL_DOWN|PEV_VOL_UP))\r | |
1175 | plat_update_volume(1, events & PEV_VOL_UP);\r | |
1176 | \r | |
093b8a42 | 1177 | if ((events ^ prev_events) & PEV_FF) {\r |
a47dd663 | 1178 | emu_set_fastforward(events & PEV_FF);\r |
d34a42f9 | 1179 | plat_update_volume(0, 0);\r |
f2cf8472 | 1180 | reset_timing = 1;\r |
d34a42f9 | 1181 | }\r |
1182 | \r | |
093b8a42 | 1183 | events &= ~prev_events;\r |
d34a42f9 | 1184 | \r |
93f9619e | 1185 | if (PicoIn.AHW == PAHW_PICO)\r |
f2cf8472 | 1186 | run_events_pico(events);\r |
d34a42f9 | 1187 | if (events)\r |
f2cf8472 | 1188 | run_events_ui(events);\r |
d34a42f9 | 1189 | if (movie_data)\r |
1190 | update_movie();\r | |
1191 | \r | |
093b8a42 | 1192 | prev_events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r |
d34a42f9 | 1193 | }\r |
1194 | \r | |
f2cf8472 | 1195 | static void mkdir_path(char *path_with_reserve, int pos, const char *name)\r |
1196 | {\r | |
1197 | strcpy(path_with_reserve + pos, name);\r | |
1198 | if (plat_is_dir(path_with_reserve))\r | |
1199 | return;\r | |
1200 | if (mkdir(path_with_reserve, 0777) < 0)\r | |
1201 | lprintf("failed to create: %s\n", path_with_reserve);\r | |
1202 | }\r | |
1203 | \r | |
a4edca53 | 1204 | void emu_cmn_forced_frame(int no_scale, int do_emu)\r |
1205 | {\r | |
93f9619e | 1206 | int po_old = PicoIn.opt;\r |
a4edca53 | 1207 | \r |
1208 | memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r | |
1209 | \r | |
93f9619e | 1210 | PicoIn.opt &= ~POPT_ALT_RENDERER;\r |
1211 | PicoIn.opt |= POPT_ACC_SPRITES;\r | |
a4edca53 | 1212 | if (!no_scale)\r |
93f9619e | 1213 | PicoIn.opt |= POPT_EN_SOFTSCALE;\r |
a4edca53 | 1214 | \r |
1215 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r | |
1216 | Pico.m.dirtyPal = 1;\r | |
1217 | if (do_emu)\r | |
1218 | PicoFrame();\r | |
1219 | else\r | |
1220 | PicoFrameDrawOnly();\r | |
1221 | \r | |
93f9619e | 1222 | PicoIn.opt = po_old;\r |
a4edca53 | 1223 | }\r |
1224 | \r | |
f2cf8472 | 1225 | void emu_init(void)\r |
1226 | {\r | |
27701801 | 1227 | char path[512];\r |
f2cf8472 | 1228 | int pos;\r |
1229 | \r | |
83ff19ec | 1230 | #if 0\r |
1231 | // FIXME: handle through menu, etc\r | |
1232 | FILE *f;\r | |
1233 | f = fopen("32X_M_BIOS.BIN", "rb");\r | |
1234 | p32x_bios_m = malloc(2048);\r | |
1235 | fread(p32x_bios_m, 1, 2048, f);\r | |
1236 | fclose(f);\r | |
1237 | f = fopen("32X_S_BIOS.BIN", "rb");\r | |
1238 | p32x_bios_s = malloc(1024);\r | |
1239 | fread(p32x_bios_s, 1, 1024, f);\r | |
1240 | fclose(f);\r | |
1241 | #endif\r | |
1242 | \r | |
f2cf8472 | 1243 | /* make dirs for saves */\r |
27701801 | 1244 | pos = plat_get_root_dir(path, sizeof(path) - 4);\r |
1245 | mkdir_path(path, pos, "mds");\r | |
1246 | mkdir_path(path, pos, "srm");\r | |
1247 | mkdir_path(path, pos, "brm");\r | |
504e2f56 | 1248 | mkdir_path(path, pos, "cfg");\r |
27701801 | 1249 | \r |
f6c49d38 | 1250 | pprof_init();\r |
1251 | \r | |
27701801 | 1252 | make_config_cfg(path);\r |
1253 | config_readlrom(path);\r | |
f2cf8472 | 1254 | \r |
1255 | PicoInit();\r | |
6311a3ba | 1256 | PicoIn.osdMessage = plat_status_msg_busy_next;\r |
1257 | PicoIn.mcdTrayOpen = emu_tray_open;\r | |
1258 | PicoIn.mcdTrayClose = emu_tray_close;\r | |
df92fbd1 | 1259 | \r |
1260 | sndout_init();\r | |
f2cf8472 | 1261 | }\r |
1262 | \r | |
1263 | void emu_finish(void)\r | |
1264 | {\r | |
1265 | // save SRAM\r | |
88fd63ad | 1266 | if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && Pico.sv.changed) {\r |
a47dd663 | 1267 | emu_save_load_game(0, 1);\r |
88fd63ad | 1268 | Pico.sv.changed = 0;\r |
f2cf8472 | 1269 | }\r |
1270 | \r | |
27701801 | 1271 | if (!(currentConfig.EmuOpt & EOPT_NO_AUTOSVCFG)) {\r |
1272 | char cfg[512];\r | |
1273 | make_config_cfg(cfg);\r | |
1274 | config_writelrom(cfg);\r | |
9c9cda8c | 1275 | #ifdef __GP2X__\r |
27701801 | 1276 | sync();\r |
1277 | #endif\r | |
1278 | }\r | |
f2cf8472 | 1279 | \r |
f6c49d38 | 1280 | pprof_finish();\r |
1281 | \r | |
f2cf8472 | 1282 | PicoExit();\r |
df92fbd1 | 1283 | sndout_exit();\r |
1284 | }\r | |
1285 | \r | |
1286 | static void snd_write_nonblocking(int len)\r | |
1287 | {\r | |
6311a3ba | 1288 | sndout_write_nb(PicoIn.sndOut, len);\r |
df92fbd1 | 1289 | }\r |
1290 | \r | |
1291 | void emu_sound_start(void)\r | |
1292 | {\r | |
6311a3ba | 1293 | PicoIn.sndOut = NULL;\r |
df92fbd1 | 1294 | \r |
1295 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r | |
1296 | {\r | |
93f9619e | 1297 | int is_stereo = (PicoIn.opt & POPT_EN_STEREO) ? 1 : 0;\r |
df92fbd1 | 1298 | \r |
1299 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r | |
1300 | \r | |
1301 | printf("starting audio: %i len: %i stereo: %i, pal: %i\n",\r | |
6311a3ba | 1302 | PicoIn.sndRate, Pico.snd.len, is_stereo, Pico.m.pal);\r |
1303 | sndout_start(PicoIn.sndRate, is_stereo);\r | |
1304 | PicoIn.writeSound = snd_write_nonblocking;\r | |
df92fbd1 | 1305 | plat_update_volume(0, 0);\r |
1306 | memset(sndBuffer, 0, sizeof(sndBuffer));\r | |
6311a3ba | 1307 | PicoIn.sndOut = sndBuffer;\r |
df92fbd1 | 1308 | }\r |
1309 | }\r | |
1310 | \r | |
1311 | void emu_sound_stop(void)\r | |
1312 | {\r | |
1313 | sndout_stop();\r | |
1314 | }\r | |
1315 | \r | |
1316 | void emu_sound_wait(void)\r | |
1317 | {\r | |
1318 | sndout_wait();\r | |
f2cf8472 | 1319 | }\r |
1320 | \r | |
d4d62665 | 1321 | static void emu_loop_prep(void)\r |
1322 | {\r | |
1323 | static int pal_old = -1;\r | |
1324 | static int filter_old = -1;\r | |
1325 | \r | |
1326 | if (currentConfig.CPUclock != plat_target_cpu_clock_get())\r | |
1327 | plat_target_cpu_clock_set(currentConfig.CPUclock);\r | |
1328 | \r | |
1329 | if (Pico.m.pal != pal_old) {\r | |
1330 | plat_target_lcdrate_set(Pico.m.pal);\r | |
1331 | pal_old = Pico.m.pal;\r | |
1332 | }\r | |
1333 | \r | |
1334 | if (currentConfig.filter != filter_old) {\r | |
1335 | plat_target_hwfilter_set(currentConfig.filter);\r | |
1336 | filter_old = currentConfig.filter;\r | |
1337 | }\r | |
1338 | \r | |
1339 | plat_target_gamma_set(currentConfig.gamma, 0);\r | |
1340 | \r | |
1341 | pemu_loop_prep();\r | |
1342 | }\r | |
1343 | \r | |
b24e0f6c | 1344 | /* our tick here is 1 us right now */\r |
1345 | #define ms_to_ticks(x) (unsigned int)(x * 1000)\r | |
1346 | #define get_ticks() plat_get_ticks_us()\r | |
1347 | \r | |
1348 | void emu_loop(void)\r | |
1349 | {\r | |
b24e0f6c | 1350 | int frames_done, frames_shown; /* actual frames for fps counter */\r |
b59172e3 | 1351 | int target_frametime_x3;\r |
1352 | unsigned int timestamp_x3 = 0;\r | |
1353 | unsigned int timestamp_aim_x3 = 0;\r | |
1354 | unsigned int timestamp_fps_x3 = 0;\r | |
b24e0f6c | 1355 | char *notice_msg = NULL;\r |
1356 | char fpsbuff[24];\r | |
b59172e3 | 1357 | int fskip_cnt = 0;\r |
b24e0f6c | 1358 | \r |
1359 | fpsbuff[0] = 0;\r | |
1360 | \r | |
46bcb899 | 1361 | PicoLoopPrepare();\r |
1362 | \r | |
636d5f25 | 1363 | plat_video_loop_prepare();\r |
d4d62665 | 1364 | emu_loop_prep();\r |
df92fbd1 | 1365 | pemu_sound_start();\r |
46bcb899 | 1366 | \r |
b24e0f6c | 1367 | /* number of ticks per frame */\r |
b59172e3 | 1368 | if (Pico.m.pal)\r |
1369 | target_frametime_x3 = 3 * ms_to_ticks(1000) / 50;\r | |
1370 | else\r | |
1371 | target_frametime_x3 = 3 * ms_to_ticks(1000) / 60;\r | |
b24e0f6c | 1372 | \r |
b24e0f6c | 1373 | reset_timing = 1;\r |
b59172e3 | 1374 | frames_done = frames_shown = 0;\r |
7b436906 | 1375 | \r |
b24e0f6c | 1376 | /* loop with resync every 1 sec. */\r |
1377 | while (engineState == PGS_Running)\r | |
1378 | {\r | |
b59172e3 | 1379 | int skip = 0;\r |
1380 | int diff;\r | |
b24e0f6c | 1381 | \r |
f6c49d38 | 1382 | pprof_start(main);\r |
1383 | \r | |
b24e0f6c | 1384 | if (reset_timing) {\r |
1385 | reset_timing = 0;\r | |
b59172e3 | 1386 | plat_video_wait_vsync();\r |
1387 | timestamp_aim_x3 = get_ticks() * 3;\r | |
1388 | timestamp_fps_x3 = timestamp_aim_x3;\r | |
1389 | fskip_cnt = 0;\r | |
1390 | }\r | |
1391 | else if (currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) {\r | |
1392 | timestamp_aim_x3 = get_ticks() * 3;\r | |
b24e0f6c | 1393 | }\r |
1394 | \r | |
b59172e3 | 1395 | timestamp_x3 = get_ticks() * 3;\r |
1396 | \r | |
b24e0f6c | 1397 | // show notice_msg message?\r |
1398 | if (notice_msg_time != 0)\r | |
1399 | {\r | |
1400 | static int noticeMsgSum;\r | |
b59172e3 | 1401 | if (timestamp_x3 - ms_to_ticks(notice_msg_time) * 3\r |
1402 | > ms_to_ticks(STATUS_MSG_TIMEOUT) * 3)\r | |
1403 | {\r | |
b24e0f6c | 1404 | notice_msg_time = 0;\r |
1405 | plat_status_msg_clear();\r | |
eb7ce29e PC |
1406 | plat_video_flip();\r |
1407 | plat_status_msg_clear(); /* Do it again in case of double buffering */\r | |
b24e0f6c | 1408 | notice_msg = NULL;\r |
b59172e3 | 1409 | }\r |
1410 | else {\r | |
b24e0f6c | 1411 | int sum = noticeMsg[0] + noticeMsg[1] + noticeMsg[2];\r |
1412 | if (sum != noticeMsgSum) {\r | |
1413 | plat_status_msg_clear();\r | |
1414 | noticeMsgSum = sum;\r | |
1415 | }\r | |
1416 | notice_msg = noticeMsg;\r | |
1417 | }\r | |
1418 | }\r | |
1419 | \r | |
b24e0f6c | 1420 | // second changed?\r |
b59172e3 | 1421 | if (timestamp_x3 - timestamp_fps_x3 >= ms_to_ticks(1000) * 3)\r |
b24e0f6c | 1422 | {\r |
1423 | #ifdef BENCHMARK\r | |
1424 | static int bench = 0, bench_fps = 0, bench_fps_s = 0, bfp = 0, bf[4];\r | |
1425 | if (++bench == 10) {\r | |
1426 | bench = 0;\r | |
1427 | bench_fps_s = bench_fps;\r | |
1428 | bf[bfp++ & 3] = bench_fps;\r | |
1429 | bench_fps = 0;\r | |
1430 | }\r | |
1431 | bench_fps += frames_shown;\r | |
1432 | sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);\r | |
07e5dbab | 1433 | printf("%s\n", fpsbuff);\r |
b24e0f6c | 1434 | #else\r |
b011c2af | 1435 | if (currentConfig.EmuOpt & EOPT_SHOW_FPS)\r |
88a80885 | 1436 | snprintf(fpsbuff, 8, "%02i/%02i ", frames_shown, frames_done);\r |
b24e0f6c | 1437 | #endif\r |
1438 | frames_shown = frames_done = 0;\r | |
b59172e3 | 1439 | timestamp_fps_x3 += ms_to_ticks(1000) * 3;\r |
b24e0f6c | 1440 | }\r |
1441 | #ifdef PFRAMES\r | |
1442 | sprintf(fpsbuff, "%i", Pico.m.frame_count);\r | |
1443 | #endif\r | |
1444 | \r | |
b59172e3 | 1445 | diff = timestamp_aim_x3 - timestamp_x3;\r |
b24e0f6c | 1446 | \r |
b59172e3 | 1447 | if (currentConfig.Frameskip >= 0) // frameskip enabled (or 0)\r |
b24e0f6c | 1448 | {\r |
b59172e3 | 1449 | if (fskip_cnt < currentConfig.Frameskip) {\r |
1450 | fskip_cnt++;\r | |
1451 | skip = 1;\r | |
1452 | }\r | |
1453 | else {\r | |
1454 | fskip_cnt = 0;\r | |
b24e0f6c | 1455 | }\r |
1456 | }\r | |
b59172e3 | 1457 | else if (diff < -target_frametime_x3)\r |
b24e0f6c | 1458 | {\r |
1459 | /* no time left for this frame - skip */\r | |
5a681086 | 1460 | /* limit auto frameskip to 8 */\r |
b59172e3 | 1461 | if (frames_done / 8 <= frames_shown)\r |
1462 | skip = 1;\r | |
1463 | }\r | |
1464 | \r | |
1465 | // don't go in debt too much\r | |
1466 | while (diff < -target_frametime_x3 * 3) {\r | |
1467 | timestamp_aim_x3 += target_frametime_x3;\r | |
1468 | diff = timestamp_aim_x3 - timestamp_x3;\r | |
b24e0f6c | 1469 | }\r |
1470 | \r | |
1471 | emu_update_input();\r | |
b59172e3 | 1472 | if (skip) {\r |
1473 | int do_audio = diff > -target_frametime_x3 * 2;\r | |
93f9619e | 1474 | PicoIn.skipFrame = do_audio ? 1 : 2;\r |
b59172e3 | 1475 | PicoFrame();\r |
93f9619e | 1476 | PicoIn.skipFrame = 0;\r |
b59172e3 | 1477 | }\r |
1478 | else {\r | |
1479 | PicoFrame();\r | |
1480 | pemu_finalize_frame(fpsbuff, notice_msg);\r | |
1481 | frames_shown++;\r | |
1482 | }\r | |
1483 | frames_done++;\r | |
1484 | timestamp_aim_x3 += target_frametime_x3;\r | |
d08e7326 | 1485 | \r |
b59172e3 | 1486 | if (!skip && !flip_after_sync)\r |
b7d64dbd | 1487 | plat_video_flip();\r |
b24e0f6c | 1488 | \r |
1489 | /* frame limiter */\r | |
b59172e3 | 1490 | if (!skip && !reset_timing\r |
1491 | && !(currentConfig.EmuOpt & (EOPT_NO_FRMLIMIT|EOPT_EXT_FRMLIMIT)))\r | |
b24e0f6c | 1492 | {\r |
b59172e3 | 1493 | unsigned int timestamp = get_ticks();\r |
1494 | diff = timestamp_aim_x3 - timestamp * 3;\r | |
b24e0f6c | 1495 | \r |
1496 | // sleep or vsync if we are still too fast\r | |
b59172e3 | 1497 | if (diff > target_frametime_x3 && (currentConfig.EmuOpt & EOPT_VSYNC)) {\r |
b24e0f6c | 1498 | // we are too fast\r |
b59172e3 | 1499 | plat_video_wait_vsync();\r |
1500 | timestamp = get_ticks();\r | |
1501 | diff = timestamp * 3 - timestamp_aim_x3;\r | |
1502 | }\r | |
1503 | if (diff > target_frametime_x3) {\r | |
1504 | // still too fast\r | |
1505 | plat_wait_till_us(timestamp + (diff - target_frametime_x3) / 3);\r | |
b24e0f6c | 1506 | }\r |
1507 | }\r | |
1508 | \r | |
b59172e3 | 1509 | if (!skip && flip_after_sync)\r |
b7d64dbd | 1510 | plat_video_flip();\r |
b24e0f6c | 1511 | \r |
f6c49d38 | 1512 | pprof_end(main);\r |
b24e0f6c | 1513 | }\r |
1514 | \r | |
1515 | emu_set_fastforward(0);\r | |
1516 | \r | |
b24e0f6c | 1517 | // save SRAM\r |
88fd63ad | 1518 | if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && Pico.sv.changed) {\r |
b24e0f6c | 1519 | plat_status_msg_busy_first("Writing SRAM/BRAM...");\r |
1520 | emu_save_load_game(0, 1);\r | |
88fd63ad | 1521 | Pico.sv.changed = 0;\r |
b24e0f6c | 1522 | }\r |
1523 | \r | |
b24e0f6c | 1524 | pemu_loop_end();\r |
df92fbd1 | 1525 | emu_sound_stop();\r |
b24e0f6c | 1526 | }\r |