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 |
b24e0f6c |
11 | #include <stdarg.h>\r |
ea8c405f |
12 | #ifndef NO_SYNC\r |
13 | #include <unistd.h>\r |
14 | #endif\r |
15 | \r |
e743be20 |
16 | #include "../libpicofe/posix.h"\r |
17 | #include "../libpicofe/input.h"\r |
18 | #include "../libpicofe/fonts.h"\r |
df92fbd1 |
19 | #include "../libpicofe/sndout.h"\r |
e743be20 |
20 | #include "../libpicofe/lprintf.h"\r |
21 | #include "../libpicofe/plat.h"\r |
ea8c405f |
22 | #include "emu.h"\r |
e743be20 |
23 | #include "input_pico.h"\r |
24 | #include "menu_pico.h"\r |
39e6f973 |
25 | #include "config_file.h"\r |
ea8c405f |
26 | \r |
efcba75f |
27 | #include <pico/pico_int.h>\r |
28 | #include <pico/patch.h>\r |
29 | #include <pico/cd/cue.h>\r |
ea8c405f |
30 | \r |
ea8c405f |
31 | \r |
54646a39 |
32 | #define STATUS_MSG_TIMEOUT 2000\r |
33 | \r |
e2de9939 |
34 | void *g_screen_ptr;\r |
35 | \r |
36 | #if !SCREEN_SIZE_FIXED\r |
37 | int g_screen_width = SCREEN_WIDTH;\r |
38 | int g_screen_height = SCREEN_HEIGHT;\r |
39 | #endif\r |
40 | \r |
c46ffd31 |
41 | char *PicoConfigFile = "config.cfg";\r |
58c86d00 |
42 | currentConfig_t currentConfig, defaultConfig;\r |
ea8c405f |
43 | int state_slot = 0;\r |
44 | int config_slot = 0, config_slot_current = 0;\r |
f2cf8472 |
45 | int pico_pen_x = 320/2, pico_pen_y = 240/2;\r |
c060a9ab |
46 | int pico_inp_mode = 0;\r |
713c9224 |
47 | int engineState = PGS_Menu;\r |
48 | \r |
df92fbd1 |
49 | static short __attribute__((aligned(4))) sndBuffer[2*44100/50];\r |
50 | \r |
ae87bffa |
51 | /* tmp buff to reduce stack usage for plats with small stack */\r |
52 | static char static_buff[512];\r |
636d5f25 |
53 | const char *rom_fname_reload;\r |
ae87bffa |
54 | char rom_fname_loaded[512];\r |
713c9224 |
55 | int rom_loaded = 0;\r |
f2cf8472 |
56 | int reset_timing = 0;\r |
b24e0f6c |
57 | static unsigned int notice_msg_time; /* when started showing */\r |
58 | static char noticeMsg[40];\r |
ea8c405f |
59 | \r |
60 | unsigned char *movie_data = NULL;\r |
61 | static int movie_size = 0;\r |
62 | \r |
ea8c405f |
63 | \r |
ee2a3bdf |
64 | /* don't use tolower() for easy old glibc binary compatibility */\r |
f8af9634 |
65 | static void strlwr_(char *string)\r |
ea8c405f |
66 | {\r |
f8af9634 |
67 | char *p;\r |
68 | for (p = string; *p; p++)\r |
ee2a3bdf |
69 | if ('A' <= *p && *p <= 'Z')\r |
70 | *p += 'a' - 'A';\r |
ea8c405f |
71 | }\r |
72 | \r |
ca482e5d |
73 | static int try_rfn_cut(char *fname)\r |
ea8c405f |
74 | {\r |
75 | FILE *tmp;\r |
76 | char *p;\r |
77 | \r |
ca482e5d |
78 | p = fname + strlen(fname) - 1;\r |
79 | for (; p > fname; p--)\r |
ea8c405f |
80 | if (*p == '.') break;\r |
81 | *p = 0;\r |
82 | \r |
ca482e5d |
83 | if((tmp = fopen(fname, "rb"))) {\r |
ea8c405f |
84 | fclose(tmp);\r |
85 | return 1;\r |
86 | }\r |
87 | return 0;\r |
88 | }\r |
89 | \r |
35e3031a |
90 | static void get_ext(const char *file, char *ext)\r |
ea8c405f |
91 | {\r |
35e3031a |
92 | const char *p;\r |
ea8c405f |
93 | \r |
94 | p = file + strlen(file) - 4;\r |
95 | if (p < file) p = file;\r |
96 | strncpy(ext, p, 4);\r |
97 | ext[4] = 0;\r |
98 | strlwr_(ext);\r |
99 | }\r |
100 | \r |
fcdefcf6 |
101 | static void fname_ext(char *dst, int dstlen, const char *prefix, const char *ext, const char *fname)\r |
102 | {\r |
103 | int prefix_len = 0;\r |
104 | const char *p;\r |
105 | \r |
106 | *dst = 0;\r |
107 | if (prefix) {\r |
108 | int len = plat_get_root_dir(dst, dstlen);\r |
109 | strcpy(dst + len, prefix);\r |
110 | prefix_len = len + strlen(prefix);\r |
111 | }\r |
112 | \r |
113 | p = fname + strlen(fname) - 1;\r |
114 | for (; p >= fname && *p != PATH_SEP_C; p--)\r |
115 | ;\r |
116 | p++;\r |
117 | strncpy(dst + prefix_len, p, dstlen - prefix_len - 1);\r |
118 | \r |
119 | dst[dstlen - 8] = 0;\r |
120 | if (dst[strlen(dst) - 4] == '.')\r |
121 | dst[strlen(dst) - 4] = 0;\r |
122 | if (ext)\r |
123 | strcat(dst, ext);\r |
124 | }\r |
125 | \r |
126 | static void romfname_ext(char *dst, int dstlen, const char *prefix, const char *ext)\r |
127 | {\r |
128 | fname_ext(dst, dstlen, prefix, ext, rom_fname_loaded);\r |
129 | }\r |
130 | \r |
b24e0f6c |
131 | void emu_status_msg(const char *format, ...)\r |
132 | {\r |
133 | va_list vl;\r |
54646a39 |
134 | int ret;\r |
b24e0f6c |
135 | \r |
136 | va_start(vl, format);\r |
54646a39 |
137 | ret = vsnprintf(noticeMsg, sizeof(noticeMsg), format, vl);\r |
b24e0f6c |
138 | va_end(vl);\r |
139 | \r |
54646a39 |
140 | /* be sure old text gets overwritten */\r |
141 | for (; ret < 28; ret++)\r |
142 | noticeMsg[ret] = ' ';\r |
143 | noticeMsg[ret] = 0;\r |
144 | \r |
b24e0f6c |
145 | notice_msg_time = plat_get_ticks_ms();\r |
146 | }\r |
147 | \r |
54646a39 |
148 | static const char * const biosfiles_us[] = { "us_scd1_9210", "us_scd2_9306", "SegaCDBIOS9303" };\r |
149 | static const char * const biosfiles_eu[] = { "eu_mcd1_9210", "eu_mcd2_9306", "eu_mcd2_9303" };\r |
150 | static const char * const biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r |
ea8c405f |
151 | \r |
636d5f25 |
152 | static int find_bios(int region, const char **bios_file)\r |
ea8c405f |
153 | {\r |
ea8c405f |
154 | int i, count;\r |
54646a39 |
155 | const char * const *files;\r |
ea8c405f |
156 | FILE *f = NULL;\r |
157 | \r |
158 | if (region == 4) { // US\r |
159 | files = biosfiles_us;\r |
160 | count = sizeof(biosfiles_us) / sizeof(char *);\r |
161 | } else if (region == 8) { // EU\r |
162 | files = biosfiles_eu;\r |
163 | count = sizeof(biosfiles_eu) / sizeof(char *);\r |
164 | } else if (region == 1 || region == 2) {\r |
165 | files = biosfiles_jp;\r |
166 | count = sizeof(biosfiles_jp) / sizeof(char *);\r |
167 | } else {\r |
168 | return 0;\r |
169 | }\r |
170 | \r |
171 | for (i = 0; i < count; i++)\r |
172 | {\r |
ae87bffa |
173 | emu_make_path(static_buff, files[i], sizeof(static_buff) - 4);\r |
174 | strcat(static_buff, ".bin");\r |
175 | f = fopen(static_buff, "rb");\r |
ea8c405f |
176 | if (f) break;\r |
177 | \r |
ae87bffa |
178 | static_buff[strlen(static_buff) - 4] = 0;\r |
179 | strcat(static_buff, ".zip");\r |
180 | f = fopen(static_buff, "rb");\r |
ea8c405f |
181 | if (f) break;\r |
182 | }\r |
183 | \r |
184 | if (f) {\r |
ae87bffa |
185 | lprintf("using bios: %s\n", static_buff);\r |
ea8c405f |
186 | fclose(f);\r |
ae87bffa |
187 | if (bios_file)\r |
188 | *bios_file = static_buff;\r |
ea8c405f |
189 | return 1;\r |
190 | } else {\r |
ae87bffa |
191 | sprintf(static_buff, "no %s BIOS files found, read docs",\r |
ea8c405f |
192 | region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
e743be20 |
193 | menu_update_msg(static_buff);\r |
ea8c405f |
194 | return 0;\r |
195 | }\r |
196 | }\r |
197 | \r |
c6196c0f |
198 | /* check if the name begins with BIOS name */\r |
1ca2ea4f |
199 | /*\r |
c6196c0f |
200 | static int emu_isBios(const char *name)\r |
201 | {\r |
202 | int i;\r |
203 | for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)\r |
204 | if (strstr(name, biosfiles_us[i]) != NULL) return 1;\r |
205 | for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)\r |
206 | if (strstr(name, biosfiles_eu[i]) != NULL) return 1;\r |
207 | for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)\r |
208 | if (strstr(name, biosfiles_jp[i]) != NULL) return 1;\r |
209 | return 0;\r |
210 | }\r |
1ca2ea4f |
211 | */\r |
c6196c0f |
212 | \r |
1ca2ea4f |
213 | static unsigned char id_header[0x100];\r |
58c86d00 |
214 | \r |
3e49ffd0 |
215 | /* checks if fname points to valid MegaCD image */\r |
35e3031a |
216 | static int emu_cd_check(int *pregion, const char *fname_in)\r |
ea8c405f |
217 | {\r |
35e3031a |
218 | const char *fname = fname_in;\r |
ea8c405f |
219 | unsigned char buf[32];\r |
220 | pm_file *cd_f;\r |
9037e45d |
221 | int region = 4; // 1: Japan, 4: US, 8: Europe\r |
35e3031a |
222 | char ext[5];\r |
9037e45d |
223 | cue_track_type type = CT_UNKNOWN;\r |
224 | cue_data_t *cue_data = NULL;\r |
b923ecbe |
225 | \r |
ca482e5d |
226 | get_ext(fname_in, ext);\r |
9037e45d |
227 | if (strcasecmp(ext, ".cue") == 0) {\r |
ca482e5d |
228 | cue_data = cue_parse(fname_in);\r |
9037e45d |
229 | if (cue_data != NULL) {\r |
230 | fname = cue_data->tracks[1].fname;\r |
231 | type = cue_data->tracks[1].type;\r |
232 | }\r |
f9f40f10 |
233 | else\r |
234 | return -1;\r |
9037e45d |
235 | }\r |
236 | \r |
237 | cd_f = pm_open(fname);\r |
238 | if (cue_data != NULL)\r |
239 | cue_destroy(cue_data);\r |
ea8c405f |
240 | \r |
f9f40f10 |
241 | if (cd_f == NULL) return 0; // let the upper level handle this\r |
ea8c405f |
242 | \r |
243 | if (pm_read(buf, 32, cd_f) != 32) {\r |
244 | pm_close(cd_f);\r |
f9f40f10 |
245 | return -1;\r |
ea8c405f |
246 | }\r |
247 | \r |
9037e45d |
248 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) {\r |
249 | if (type && type != CT_ISO)\r |
250 | elprintf(EL_STATUS, ".cue has wrong type: %i", type);\r |
251 | type = CT_ISO; // Sega CD (ISO)\r |
252 | }\r |
253 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) {\r |
254 | if (type && type != CT_BIN)\r |
255 | elprintf(EL_STATUS, ".cue has wrong type: %i", type);\r |
256 | type = CT_BIN; // Sega CD (BIN)\r |
257 | }\r |
258 | \r |
259 | if (type == CT_UNKNOWN) {\r |
ea8c405f |
260 | pm_close(cd_f);\r |
261 | return 0;\r |
262 | }\r |
263 | \r |
9037e45d |
264 | pm_seek(cd_f, (type == CT_ISO) ? 0x100 : 0x110, SEEK_SET);\r |
1ca2ea4f |
265 | pm_read(id_header, sizeof(id_header), cd_f);\r |
58c86d00 |
266 | \r |
ea8c405f |
267 | /* it seems we have a CD image here. Try to detect region now.. */\r |
9037e45d |
268 | pm_seek(cd_f, (type == CT_ISO) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r |
ea8c405f |
269 | pm_read(buf, 1, cd_f);\r |
270 | pm_close(cd_f);\r |
271 | \r |
272 | if (buf[0] == 0x64) region = 8; // EU\r |
273 | if (buf[0] == 0xa1) region = 1; // JAP\r |
274 | \r |
275 | lprintf("detected %s Sega/Mega CD image with %s region\n",\r |
9037e45d |
276 | type == CT_BIN ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
ea8c405f |
277 | \r |
278 | if (pregion != NULL) *pregion = region;\r |
279 | \r |
280 | return type;\r |
281 | }\r |
282 | \r |
3e49ffd0 |
283 | static int detect_media(const char *fname)\r |
284 | {\r |
285 | static const short sms_offsets[] = { 0x7ff0, 0x3ff0, 0x1ff0 };\r |
87b0845f |
286 | static const char *sms_exts[] = { "sms", "gg", "sg" };\r |
287 | static const char *md_exts[] = { "gen", "bin", "smd" };\r |
288 | char buff0[32], buff[32];\r |
289 | unsigned short *d16;\r |
3e49ffd0 |
290 | pm_file *pmf;\r |
3e49ffd0 |
291 | char ext[5];\r |
292 | int i;\r |
293 | \r |
294 | get_ext(fname, ext);\r |
295 | \r |
296 | // detect wrong extensions\r |
297 | if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) // s.gz ~ .mds.gz\r |
298 | return PM_BAD;\r |
299 | \r |
300 | /* don't believe in extensions, except .cue */\r |
301 | if (strcasecmp(ext, ".cue") == 0)\r |
302 | return PM_CD;\r |
303 | \r |
304 | pmf = pm_open(fname);\r |
305 | if (pmf == NULL)\r |
306 | return PM_BAD;\r |
307 | \r |
87b0845f |
308 | if (pm_read(buff0, 32, pmf) != 32) {\r |
3e49ffd0 |
309 | pm_close(pmf);\r |
310 | return PM_BAD;\r |
311 | }\r |
312 | \r |
87b0845f |
313 | if (strncasecmp("SEGADISCSYSTEM", buff0 + 0x00, 14) == 0 ||\r |
314 | strncasecmp("SEGADISCSYSTEM", buff0 + 0x10, 14) == 0) {\r |
3e49ffd0 |
315 | pm_close(pmf);\r |
316 | return PM_CD;\r |
317 | }\r |
318 | \r |
87b0845f |
319 | /* check for SMD evil */\r |
320 | if (pmf->size >= 0x4200 && (pmf->size & 0x3fff) == 0x200) {\r |
321 | if (pm_seek(pmf, sms_offsets[0] + 0x200, SEEK_SET) == sms_offsets[0] + 0x200 &&\r |
322 | pm_read(buff, 16, pmf) == 16 &&\r |
323 | strncmp("TMR SEGA", buff, 8) == 0)\r |
324 | goto looks_like_sms;\r |
325 | \r |
326 | /* could parse further but don't bother */\r |
327 | goto extension_check;\r |
328 | }\r |
329 | \r |
330 | /* MD header? Act as TMSS BIOS here */\r |
331 | if (pm_seek(pmf, 0x100, SEEK_SET) == 0x100 && pm_read(buff, 16, pmf) == 16) {\r |
332 | if (strncmp(buff, "SEGA", 4) == 0 || strncmp(buff, " SEG", 4) == 0)\r |
333 | goto looks_like_md;\r |
334 | }\r |
335 | \r |
3e49ffd0 |
336 | for (i = 0; i < array_size(sms_offsets); i++) {\r |
337 | if (pm_seek(pmf, sms_offsets[i], SEEK_SET) != sms_offsets[i])\r |
87b0845f |
338 | continue;\r |
3e49ffd0 |
339 | \r |
340 | if (pm_read(buff, 16, pmf) != 16)\r |
87b0845f |
341 | continue;\r |
3e49ffd0 |
342 | \r |
87b0845f |
343 | if (strncmp("TMR SEGA", buff, 8) == 0)\r |
344 | goto looks_like_sms;\r |
345 | }\r |
346 | \r |
347 | extension_check:\r |
348 | /* probably some headerless thing. Maybe check the extension after all. */\r |
349 | for (i = 0; i < array_size(md_exts); i++)\r |
350 | if (strcasecmp(pmf->ext, md_exts[i]) == 0)\r |
351 | goto looks_like_md;\r |
352 | \r |
353 | for (i = 0; i < array_size(sms_exts); i++)\r |
354 | if (strcasecmp(pmf->ext, sms_exts[i]) == 0)\r |
355 | goto looks_like_sms;\r |
356 | \r |
357 | /* If everything else fails, make a guess on the reset vector */\r |
358 | d16 = (unsigned short *)(buff0 + 4);\r |
359 | if ((((d16[0] << 16) | d16[1]) & 0xffffff) >= pmf->size) {\r |
360 | lprintf("bad MD reset vector, assuming SMS\n");\r |
361 | goto looks_like_sms;\r |
3e49ffd0 |
362 | }\r |
363 | \r |
87b0845f |
364 | looks_like_md:\r |
3e49ffd0 |
365 | pm_close(pmf);\r |
3e49ffd0 |
366 | return PM_MD_CART;\r |
87b0845f |
367 | \r |
368 | looks_like_sms:\r |
369 | pm_close(pmf);\r |
370 | return PM_MARK3;\r |
3e49ffd0 |
371 | }\r |
372 | \r |
7a87643e |
373 | static int extract_text(char *dest, const unsigned char *src, int len, int swab)\r |
58c86d00 |
374 | {\r |
375 | char *p = dest;\r |
376 | int i;\r |
377 | \r |
378 | if (swab) swab = 1;\r |
379 | \r |
380 | for (i = len - 1; i >= 0; i--)\r |
381 | {\r |
382 | if (src[i^swab] != ' ') break;\r |
383 | }\r |
384 | len = i + 1;\r |
385 | \r |
386 | for (i = 0; i < len; i++)\r |
387 | {\r |
388 | unsigned char s = src[i^swab];\r |
389 | if (s >= 0x20 && s < 0x7f && s != '#' && s != '|' &&\r |
390 | s != '[' && s != ']' && s != '\\')\r |
391 | {\r |
392 | *p++ = s;\r |
393 | }\r |
394 | else\r |
395 | {\r |
396 | sprintf(p, "\\%02x", s);\r |
397 | p += 3;\r |
398 | }\r |
399 | }\r |
400 | \r |
401 | return p - dest;\r |
402 | }\r |
403 | \r |
fcdefcf6 |
404 | static char *emu_make_rom_id(const char *fname)\r |
58c86d00 |
405 | {\r |
ca482e5d |
406 | static char id_string[3+0xe*3+0x3*3+0x30*3+3];\r |
bdec53c9 |
407 | int pos, swab = 1;\r |
58c86d00 |
408 | \r |
602133e1 |
409 | if (PicoAHW & PAHW_MCD) {\r |
bdec53c9 |
410 | strcpy(id_string, "CD|");\r |
411 | swab = 0;\r |
412 | }\r |
fcdefcf6 |
413 | else if (PicoAHW & PAHW_SMS)\r |
414 | strcpy(id_string, "MS|");\r |
415 | else strcpy(id_string, "MD|");\r |
58c86d00 |
416 | pos = 3;\r |
417 | \r |
fcdefcf6 |
418 | if (!(PicoAHW & PAHW_SMS)) {\r |
419 | pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial\r |
420 | id_string[pos] = '|'; pos++;\r |
421 | pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region\r |
422 | id_string[pos] = '|'; pos++;\r |
423 | pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name\r |
424 | id_string[pos] = 0;\r |
425 | if (pos > 5)\r |
426 | return id_string;\r |
427 | pos = 3;\r |
428 | }\r |
429 | \r |
430 | // can't find name in ROM, use filename\r |
431 | fname_ext(id_string + 3, sizeof(id_string) - 3, NULL, NULL, fname);\r |
58c86d00 |
432 | \r |
58c86d00 |
433 | return id_string;\r |
434 | }\r |
435 | \r |
ca482e5d |
436 | // buffer must be at least 150 byte long\r |
a47dd663 |
437 | void emu_get_game_name(char *str150)\r |
ca482e5d |
438 | {\r |
439 | int ret, swab = (PicoAHW & PAHW_MCD) ? 0 : 1;\r |
440 | char *s, *d;\r |
441 | \r |
442 | ret = extract_text(str150, id_header + 0x50, 0x30, swab); // overseas name\r |
443 | \r |
444 | for (s = d = str150 + 1; s < str150+ret; s++)\r |
445 | {\r |
446 | if (*s == 0) break;\r |
447 | if (*s != ' ' || d[-1] != ' ')\r |
448 | *d++ = *s;\r |
449 | }\r |
450 | *d = 0;\r |
451 | }\r |
452 | \r |
a47dd663 |
453 | static void shutdown_MCD(void)\r |
454 | {\r |
455 | if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL)\r |
456 | Stop_CD();\r |
457 | PicoAHW &= ~PAHW_MCD;\r |
458 | }\r |
459 | \r |
974fdb5b |
460 | static void system_announce(void)\r |
461 | {\r |
f3a57b2d |
462 | const char *sys_name, *tv_standard, *extra = "";\r |
974fdb5b |
463 | int fps;\r |
464 | \r |
465 | if (PicoAHW & PAHW_SMS) {\r |
466 | sys_name = "Master System";\r |
f3a57b2d |
467 | #ifdef NO_SMS\r |
468 | extra = " [no support]";\r |
469 | #endif\r |
974fdb5b |
470 | } else if (PicoAHW & PAHW_PICO) {\r |
471 | sys_name = "Pico";\r |
472 | } else if (PicoAHW & PAHW_MCD) {\r |
473 | sys_name = "Mega CD";\r |
474 | if ((Pico.m.hardware & 0xc0) == 0x80)\r |
475 | sys_name = "Sega CD";\r |
476 | } else if (PicoAHW & PAHW_32X) {\r |
477 | sys_name = "32X";\r |
478 | } else {\r |
479 | sys_name = "MegaDrive";\r |
480 | if ((Pico.m.hardware & 0xc0) == 0x80)\r |
481 | sys_name = "Genesis";\r |
482 | }\r |
483 | tv_standard = Pico.m.pal ? "PAL" : "NTSC";\r |
484 | fps = Pico.m.pal ? 50 : 60;\r |
485 | \r |
f3a57b2d |
486 | emu_status_msg("%s %s / %dFPS%s", tv_standard, sys_name, fps, extra);\r |
974fdb5b |
487 | }\r |
488 | \r |
3e49ffd0 |
489 | // XXX: portions of this code should move to pico/\r |
636d5f25 |
490 | int emu_reload_rom(const char *rom_fname_in)\r |
ea8c405f |
491 | {\r |
492 | unsigned int rom_size = 0;\r |
636d5f25 |
493 | const char *used_rom_name = NULL;\r |
494 | char *rom_fname = NULL;\r |
eacee137 |
495 | unsigned char *rom_data = NULL;\r |
ea8c405f |
496 | char ext[5];\r |
f9f40f10 |
497 | pm_file *rom = NULL;\r |
3e49ffd0 |
498 | int cd_state = CIT_NOT_CD;\r |
499 | int ret, media_type, cd_region;\r |
500 | int cfg_loaded = 0, bad_rom = 0;\r |
636d5f25 |
501 | int menu_romload_started = 0;\r |
502 | int retval = 0;\r |
ea8c405f |
503 | \r |
636d5f25 |
504 | lprintf("emu_ReloadRom(%s)\n", rom_fname_in);\r |
ea8c405f |
505 | \r |
636d5f25 |
506 | rom_fname = strdup(rom_fname_in);\r |
507 | if (rom_fname == NULL)\r |
508 | return 0;\r |
509 | \r |
510 | used_rom_name = rom_fname;\r |
ca482e5d |
511 | get_ext(rom_fname, ext);\r |
ea8c405f |
512 | \r |
77189b7d |
513 | // early cleanup\r |
514 | PicoPatchUnload();\r |
eacee137 |
515 | if (movie_data) {\r |
ea8c405f |
516 | free(movie_data);\r |
517 | movie_data = 0;\r |
518 | }\r |
77189b7d |
519 | \r |
2d2247c2 |
520 | if (!strcmp(ext, ".gmv"))\r |
521 | {\r |
ea8c405f |
522 | // check for both gmv and rom\r |
523 | int dummy;\r |
ca482e5d |
524 | FILE *movie_file = fopen(rom_fname, "rb");\r |
b8a1c09a |
525 | if (!movie_file) {\r |
e743be20 |
526 | menu_update_msg("Failed to open movie.");\r |
636d5f25 |
527 | goto out;\r |
ea8c405f |
528 | }\r |
529 | fseek(movie_file, 0, SEEK_END);\r |
530 | movie_size = ftell(movie_file);\r |
531 | fseek(movie_file, 0, SEEK_SET);\r |
b8a1c09a |
532 | if (movie_size < 64+3) {\r |
e743be20 |
533 | menu_update_msg("Invalid GMV file.");\r |
ea8c405f |
534 | fclose(movie_file);\r |
636d5f25 |
535 | goto out;\r |
ea8c405f |
536 | }\r |
537 | movie_data = malloc(movie_size);\r |
b8a1c09a |
538 | if (movie_data == NULL) {\r |
e743be20 |
539 | menu_update_msg("low memory.");\r |
ea8c405f |
540 | fclose(movie_file);\r |
636d5f25 |
541 | goto out;\r |
ea8c405f |
542 | }\r |
b8a1c09a |
543 | dummy = fread(movie_data, 1, movie_size, movie_file);\r |
ea8c405f |
544 | fclose(movie_file);\r |
545 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
e743be20 |
546 | menu_update_msg("Invalid GMV file.");\r |
636d5f25 |
547 | goto out;\r |
ea8c405f |
548 | }\r |
ca482e5d |
549 | dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r |
ea8c405f |
550 | if (!dummy) {\r |
e743be20 |
551 | menu_update_msg("Could't find a ROM for movie.");\r |
636d5f25 |
552 | goto out;\r |
ea8c405f |
553 | }\r |
ca482e5d |
554 | get_ext(rom_fname, ext);\r |
f8af9634 |
555 | lprintf("gmv loaded for %s\n", rom_fname);\r |
ea8c405f |
556 | }\r |
ca482e5d |
557 | else if (!strcmp(ext, ".pat"))\r |
558 | {\r |
ea8c405f |
559 | int dummy;\r |
ca482e5d |
560 | PicoPatchLoad(rom_fname);\r |
561 | dummy = try_rfn_cut(rom_fname) || try_rfn_cut(rom_fname);\r |
ea8c405f |
562 | if (!dummy) {\r |
e743be20 |
563 | menu_update_msg("Could't find a ROM to patch.");\r |
636d5f25 |
564 | goto out;\r |
ea8c405f |
565 | }\r |
ca482e5d |
566 | get_ext(rom_fname, ext);\r |
ea8c405f |
567 | }\r |
568 | \r |
3e49ffd0 |
569 | media_type = detect_media(rom_fname);\r |
570 | if (media_type == PM_BAD) {\r |
e743be20 |
571 | menu_update_msg("Not a ROM/CD img selected.");\r |
636d5f25 |
572 | goto out;\r |
3e49ffd0 |
573 | }\r |
574 | \r |
a47dd663 |
575 | shutdown_MCD();\r |
5e49c3a8 |
576 | PicoCartUnload();\r |
577 | rom_loaded = 0;\r |
578 | \r |
87b0845f |
579 | PicoAHW = 0;\r |
ea8c405f |
580 | \r |
3e49ffd0 |
581 | if (media_type == PM_CD)\r |
ea8c405f |
582 | {\r |
3e49ffd0 |
583 | // check for MegaCD image\r |
584 | cd_state = emu_cd_check(&cd_region, rom_fname);\r |
585 | if (cd_state >= 0 && cd_state != CIT_NOT_CD)\r |
586 | {\r |
587 | // valid CD image, check for BIOS..\r |
ea8c405f |
588 | \r |
3e49ffd0 |
589 | // we need to have config loaded at this point\r |
fcdefcf6 |
590 | ret = emu_read_config(rom_fname, 0);\r |
591 | if (!ret) emu_read_config(NULL, 0);\r |
3e49ffd0 |
592 | cfg_loaded = 1;\r |
ea8c405f |
593 | \r |
3e49ffd0 |
594 | if (PicoRegionOverride) {\r |
595 | cd_region = PicoRegionOverride;\r |
596 | lprintf("override region to %s\n", cd_region != 4 ?\r |
597 | (cd_region == 8 ? "EU" : "JAP") : "USA");\r |
598 | }\r |
599 | if (!find_bios(cd_region, &used_rom_name))\r |
636d5f25 |
600 | goto out;\r |
3e49ffd0 |
601 | \r |
602 | get_ext(used_rom_name, ext);\r |
603 | PicoAHW |= PAHW_MCD;\r |
ea8c405f |
604 | }\r |
3e49ffd0 |
605 | else {\r |
e743be20 |
606 | menu_update_msg("Invalid CD image");\r |
636d5f25 |
607 | goto out;\r |
ea8c405f |
608 | }\r |
ea8c405f |
609 | }\r |
3e49ffd0 |
610 | else if (media_type == PM_MARK3) {\r |
611 | lprintf("detected SMS ROM\n");\r |
612 | PicoAHW = PAHW_SMS;\r |
ea8c405f |
613 | }\r |
614 | \r |
615 | rom = pm_open(used_rom_name);\r |
3e49ffd0 |
616 | if (rom == NULL) {\r |
e743be20 |
617 | menu_update_msg("Failed to open ROM");\r |
636d5f25 |
618 | goto out;\r |
ea8c405f |
619 | }\r |
620 | \r |
4b167c12 |
621 | menu_romload_prepare(used_rom_name); // also CD load\r |
636d5f25 |
622 | menu_romload_started = 1;\r |
ae87bffa |
623 | used_rom_name = NULL; // uses static_buff\r |
ea8c405f |
624 | \r |
3e49ffd0 |
625 | ret = PicoCartLoad(rom, &rom_data, &rom_size, (PicoAHW & PAHW_SMS) ? 1 : 0);\r |
626 | pm_close(rom);\r |
627 | if (ret != 0) {\r |
e743be20 |
628 | if (ret == 2) menu_update_msg("Out of memory");\r |
629 | else if (ret == 3) menu_update_msg("Read failed");\r |
630 | else menu_update_msg("PicoCartLoad() failed.");\r |
636d5f25 |
631 | goto out;\r |
3e49ffd0 |
632 | }\r |
633 | \r |
634 | // detect wrong files\r |
635 | if (strncmp((char *)rom_data, "Pico", 4) == 0)\r |
636 | bad_rom = 1;\r |
637 | else if (!(PicoAHW & PAHW_SMS)) {\r |
638 | unsigned short *d = (unsigned short *)(rom_data + 4);\r |
639 | if ((((d[0] << 16) | d[1]) & 0xffffff) >= (int)rom_size) {\r |
640 | lprintf("bad reset vector\n");\r |
641 | bad_rom = 1;\r |
642 | }\r |
ea8c405f |
643 | }\r |
ea8c405f |
644 | \r |
3e49ffd0 |
645 | if (bad_rom) {\r |
e743be20 |
646 | menu_update_msg("Bad ROM detected.");\r |
636d5f25 |
647 | goto out;\r |
ea8c405f |
648 | }\r |
649 | \r |
650 | // load config for this ROM (do this before insert to get correct region)\r |
602133e1 |
651 | if (!(PicoAHW & PAHW_MCD))\r |
1ca2ea4f |
652 | memcpy(id_header, rom_data + 0x100, sizeof(id_header));\r |
ea8c405f |
653 | if (!cfg_loaded) {\r |
fcdefcf6 |
654 | ret = emu_read_config(rom_fname, 0);\r |
655 | if (!ret) emu_read_config(NULL, 0);\r |
ea8c405f |
656 | }\r |
657 | \r |
ae87bffa |
658 | emu_make_path(static_buff, "carthw.cfg", sizeof(static_buff));\r |
659 | if (PicoCartInsert(rom_data, rom_size, static_buff)) {\r |
e743be20 |
660 | menu_update_msg("Failed to load ROM.");\r |
636d5f25 |
661 | goto out;\r |
ea8c405f |
662 | }\r |
663 | \r |
ea8c405f |
664 | // insert CD if it was detected\r |
b923ecbe |
665 | if (cd_state != CIT_NOT_CD) {\r |
ca482e5d |
666 | ret = Insert_CD(rom_fname, cd_state);\r |
ea8c405f |
667 | if (ret != 0) {\r |
3e49ffd0 |
668 | PicoCartUnload();\r |
669 | rom_data = NULL; // freed by unload\r |
e743be20 |
670 | menu_update_msg("Insert_CD() failed, invalid CD image?");\r |
636d5f25 |
671 | goto out;\r |
ea8c405f |
672 | }\r |
673 | }\r |
674 | \r |
4b167c12 |
675 | menu_romload_end();\r |
636d5f25 |
676 | menu_romload_started = 0;\r |
4b167c12 |
677 | \r |
ea8c405f |
678 | if (PicoPatches) {\r |
679 | PicoPatchPrepare();\r |
680 | PicoPatchApply();\r |
681 | }\r |
682 | \r |
683 | // additional movie stuff\r |
f9f40f10 |
684 | if (movie_data)\r |
685 | {\r |
686 | if (movie_data[0x14] == '6')\r |
602133e1 |
687 | PicoOpt |= POPT_6BTN_PAD; // 6 button pad\r |
688 | else PicoOpt &= ~POPT_6BTN_PAD;\r |
2aa27095 |
689 | PicoOpt |= POPT_DIS_VDP_FIFO; // no VDP fifo timing\r |
f9f40f10 |
690 | if (movie_data[0xF] >= 'A') {\r |
691 | if (movie_data[0x16] & 0x80) {\r |
ea8c405f |
692 | PicoRegionOverride = 8;\r |
693 | } else {\r |
694 | PicoRegionOverride = 4;\r |
695 | }\r |
1cb1584b |
696 | PicoReset();\r |
ea8c405f |
697 | // TODO: bits 6 & 5\r |
698 | }\r |
699 | movie_data[0x18+30] = 0;\r |
b24e0f6c |
700 | emu_status_msg("MOVIE: %s", (char *) &movie_data[0x18]);\r |
ea8c405f |
701 | }\r |
702 | else\r |
703 | {\r |
974fdb5b |
704 | system_announce();\r |
602133e1 |
705 | PicoOpt &= ~POPT_DIS_VDP_FIFO;\r |
ea8c405f |
706 | }\r |
ea8c405f |
707 | \r |
bcc9eda0 |
708 | strncpy(rom_fname_loaded, rom_fname, sizeof(rom_fname_loaded)-1);\r |
709 | rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0;\r |
710 | rom_loaded = 1;\r |
711 | \r |
ea8c405f |
712 | // load SRAM for this ROM\r |
a47dd663 |
713 | if (currentConfig.EmuOpt & EOPT_EN_SRAM)\r |
714 | emu_save_load_game(1, 1);\r |
ea8c405f |
715 | \r |
636d5f25 |
716 | retval = 1;\r |
717 | out:\r |
718 | if (retval == 0 && rom_data)\r |
3e49ffd0 |
719 | free(rom_data);\r |
636d5f25 |
720 | if (menu_romload_started)\r |
721 | menu_romload_end();\r |
722 | free(rom_fname);\r |
723 | return retval;\r |
ea8c405f |
724 | }\r |
725 | \r |
35e3031a |
726 | int emu_swap_cd(const char *fname)\r |
727 | {\r |
728 | cd_img_type cd_type;\r |
729 | int ret = -1;\r |
730 | \r |
731 | cd_type = emu_cd_check(NULL, fname);\r |
732 | if (cd_type != CIT_NOT_CD)\r |
733 | ret = Insert_CD(fname, cd_type);\r |
734 | if (ret != 0) {\r |
e743be20 |
735 | menu_update_msg("Load failed, invalid CD image?");\r |
35e3031a |
736 | return 0;\r |
737 | }\r |
738 | \r |
739 | strncpy(rom_fname_loaded, fname, sizeof(rom_fname_loaded)-1);\r |
740 | rom_fname_loaded[sizeof(rom_fname_loaded)-1] = 0;\r |
741 | return 1;\r |
742 | }\r |
743 | \r |
ae87bffa |
744 | // <base dir><end>\r |
27701801 |
745 | void emu_make_path(char *buff, const char *end, int size)\r |
08fe8094 |
746 | {\r |
27701801 |
747 | int pos, end_len;\r |
748 | \r |
749 | end_len = strlen(end);\r |
750 | pos = plat_get_root_dir(buff, size);\r |
751 | strncpy(buff + pos, end, size - pos);\r |
752 | buff[size - 1] = 0;\r |
753 | if (pos + end_len > size - 1)\r |
754 | lprintf("Warning: path truncated: %s\n", buff);\r |
755 | }\r |
756 | \r |
757 | static void make_config_cfg(char *cfg_buff_512)\r |
758 | {\r |
759 | emu_make_path(cfg_buff_512, PicoConfigFile, 512-6);\r |
08fe8094 |
760 | if (config_slot != 0)\r |
761 | {\r |
27701801 |
762 | char *p = strrchr(cfg_buff_512, '.');\r |
763 | if (p == NULL)\r |
764 | p = cfg_buff_512 + strlen(cfg_buff_512);\r |
08fe8094 |
765 | sprintf(p, ".%i.cfg", config_slot);\r |
766 | }\r |
27701801 |
767 | cfg_buff_512[511] = 0;\r |
08fe8094 |
768 | }\r |
769 | \r |
697746df |
770 | void emu_prep_defconfig(void)\r |
771 | {\r |
772 | memset(&defaultConfig, 0, sizeof(defaultConfig));\r |
fcdefcf6 |
773 | defaultConfig.EmuOpt = 0x9d | EOPT_RAM_TIMINGS|EOPT_EN_CD_LEDS;\r |
697746df |
774 | defaultConfig.s_PicoOpt = POPT_EN_STEREO|POPT_EN_FM|POPT_EN_PSG|POPT_EN_Z80 |\r |
775 | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC|POPT_ACC_SPRITES |\r |
776 | POPT_EN_32X|POPT_EN_PWM;\r |
777 | defaultConfig.s_PsndRate = 44100;\r |
778 | defaultConfig.s_PicoRegion = 0; // auto\r |
779 | defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP\r |
780 | defaultConfig.s_PicoCDBuffers = 0;\r |
fcdefcf6 |
781 | defaultConfig.confirm_save = EOPT_CONFIRM_SAVE;\r |
697746df |
782 | defaultConfig.Frameskip = -1; // auto\r |
783 | defaultConfig.volume = 50;\r |
784 | defaultConfig.gamma = 100;\r |
785 | defaultConfig.scaling = 0;\r |
786 | defaultConfig.turbo_rate = 15;\r |
787 | \r |
788 | // platform specific overrides\r |
789 | pemu_prep_defconfig();\r |
790 | }\r |
791 | \r |
d90f5bd7 |
792 | void emu_set_defconfig(void)\r |
ca482e5d |
793 | {\r |
a47dd663 |
794 | memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig));\r |
ca482e5d |
795 | PicoOpt = currentConfig.s_PicoOpt;\r |
796 | PsndRate = currentConfig.s_PsndRate;\r |
797 | PicoRegionOverride = currentConfig.s_PicoRegion;\r |
798 | PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;\r |
799 | PicoCDBuffers = currentConfig.s_PicoCDBuffers;\r |
fcdefcf6 |
800 | p32x_msh2_multiplier = MSH2_MULTI_DEFAULT;\r |
801 | p32x_ssh2_multiplier = SSH2_MULTI_DEFAULT;\r |
ca482e5d |
802 | }\r |
803 | \r |
fcdefcf6 |
804 | int emu_read_config(const char *rom_fname, int no_defaults)\r |
ea8c405f |
805 | {\r |
58c86d00 |
806 | char cfg[512];\r |
58c86d00 |
807 | int ret;\r |
ea8c405f |
808 | \r |
490eb480 |
809 | if (!no_defaults)\r |
810 | emu_set_defconfig();\r |
811 | \r |
fcdefcf6 |
812 | if (rom_fname == NULL)\r |
ea8c405f |
813 | {\r |
fcdefcf6 |
814 | // global config\r |
08fe8094 |
815 | make_config_cfg(cfg);\r |
58c86d00 |
816 | ret = config_readsect(cfg, NULL);\r |
ea8c405f |
817 | }\r |
58c86d00 |
818 | else\r |
819 | {\r |
fcdefcf6 |
820 | char *sect = emu_make_rom_id(rom_fname);\r |
ea8c405f |
821 | \r |
58c86d00 |
822 | if (config_slot != 0)\r |
823 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
824 | else strcpy(cfg, "game.cfg");\r |
1ca2ea4f |
825 | \r |
826 | ret = -1;\r |
08fe8094 |
827 | if (config_havesect(cfg, sect))\r |
828 | {\r |
829 | // read user's config\r |
7b802576 |
830 | int vol = currentConfig.volume;\r |
d90f5bd7 |
831 | emu_set_defconfig();\r |
1ca2ea4f |
832 | ret = config_readsect(cfg, sect);\r |
7b802576 |
833 | currentConfig.volume = vol; // make vol global (bah)\r |
1ca2ea4f |
834 | }\r |
a39b7867 |
835 | else\r |
08fe8094 |
836 | {\r |
837 | // read global config, and apply game_def.cfg on top\r |
838 | make_config_cfg(cfg);\r |
839 | config_readsect(cfg, NULL);\r |
d8afe7b8 |
840 | emu_make_path(cfg, "game_def.cfg", sizeof(cfg));\r |
841 | ret = config_readsect(cfg, sect);\r |
08fe8094 |
842 | }\r |
58c86d00 |
843 | \r |
ca482e5d |
844 | if (ret == 0)\r |
58c86d00 |
845 | {\r |
1ca2ea4f |
846 | lprintf("loaded cfg from sect \"%s\"\n", sect);\r |
58c86d00 |
847 | }\r |
ea8c405f |
848 | }\r |
58c86d00 |
849 | \r |
697746df |
850 | pemu_validate_config();\r |
ee2a3bdf |
851 | \r |
ea8c405f |
852 | // some sanity checks\r |
2445b7cb |
853 | #ifdef PSP\r |
ee2a3bdf |
854 | /* TODO: mv to plat_validate_config() */\r |
855 | if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r |
2445b7cb |
856 | if (currentConfig.gamma < -4 || currentConfig.gamma > 16) currentConfig.gamma = 0;\r |
6fc57144 |
857 | if (currentConfig.gamma2 < 0 || currentConfig.gamma2 > 2) currentConfig.gamma2 = 0;\r |
2445b7cb |
858 | #endif\r |
ee2a3bdf |
859 | if (currentConfig.volume < 0 || currentConfig.volume > 99)\r |
860 | currentConfig.volume = 50;\r |
861 | \r |
862 | if (ret == 0)\r |
863 | config_slot_current = config_slot;\r |
991473ad |
864 | \r |
58c86d00 |
865 | return (ret == 0);\r |
ea8c405f |
866 | }\r |
867 | \r |
868 | \r |
a47dd663 |
869 | int emu_write_config(int is_game)\r |
ea8c405f |
870 | {\r |
58c86d00 |
871 | char cfg[512], *game_sect = NULL;\r |
872 | int ret, write_lrom = 0;\r |
ea8c405f |
873 | \r |
58c86d00 |
874 | if (!is_game)\r |
ea8c405f |
875 | {\r |
ca482e5d |
876 | make_config_cfg(cfg);\r |
58c86d00 |
877 | write_lrom = 1;\r |
ea8c405f |
878 | } else {\r |
879 | if (config_slot != 0)\r |
58c86d00 |
880 | sprintf(cfg, "game.%i.cfg", config_slot);\r |
881 | else strcpy(cfg, "game.cfg");\r |
fcdefcf6 |
882 | game_sect = emu_make_rom_id(rom_fname_loaded);\r |
a47dd663 |
883 | lprintf("emu_write_config: sect \"%s\"\n", game_sect);\r |
ea8c405f |
884 | }\r |
885 | \r |
a47dd663 |
886 | lprintf("emu_write_config: %s ", cfg);\r |
58c86d00 |
887 | ret = config_writesect(cfg, game_sect);\r |
1ca2ea4f |
888 | if (write_lrom) config_writelrom(cfg);\r |
ea8c405f |
889 | #ifndef NO_SYNC\r |
58c86d00 |
890 | sync();\r |
ea8c405f |
891 | #endif\r |
58c86d00 |
892 | lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");\r |
ea8c405f |
893 | \r |
58c86d00 |
894 | if (ret == 0) config_slot_current = config_slot;\r |
895 | return ret == 0;\r |
ea8c405f |
896 | }\r |
897 | \r |
898 | \r |
e2de9939 |
899 | /* always using built-in font */\r |
900 | \r |
cc41eb4f |
901 | #define mk_text_out(name, type, val, topleft, step_x, step_y) \\r |
e2de9939 |
902 | void name(int x, int y, const char *text) \\r |
903 | { \\r |
904 | int i, l, len = strlen(text); \\r |
cc41eb4f |
905 | type *screen = (type *)(topleft) + x * step_x + y * step_y; \\r |
e2de9939 |
906 | \\r |
cc41eb4f |
907 | for (i = 0; i < len; i++, screen += 8 * step_x) \\r |
e2de9939 |
908 | { \\r |
909 | for (l = 0; l < 8; l++) \\r |
910 | { \\r |
911 | unsigned char fd = fontdata8x8[text[i] * 8 + l];\\r |
cc41eb4f |
912 | type *s = screen + l * step_y; \\r |
913 | if (fd&0x80) s[step_x * 0] = val; \\r |
914 | if (fd&0x40) s[step_x * 1] = val; \\r |
915 | if (fd&0x20) s[step_x * 2] = val; \\r |
916 | if (fd&0x10) s[step_x * 3] = val; \\r |
917 | if (fd&0x08) s[step_x * 4] = val; \\r |
918 | if (fd&0x04) s[step_x * 5] = val; \\r |
919 | if (fd&0x02) s[step_x * 6] = val; \\r |
920 | if (fd&0x01) s[step_x * 7] = val; \\r |
e2de9939 |
921 | } \\r |
922 | } \\r |
ea8c405f |
923 | }\r |
924 | \r |
cc41eb4f |
925 | mk_text_out(emu_text_out8, unsigned char, 0xf0, g_screen_ptr, 1, g_screen_width)\r |
926 | mk_text_out(emu_text_out16, unsigned short, 0xffff, g_screen_ptr, 1, g_screen_width)\r |
927 | mk_text_out(emu_text_out8_rot, unsigned char, 0xf0,\r |
928 | (char *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r |
929 | mk_text_out(emu_text_out16_rot, unsigned short, 0xffff,\r |
930 | (short *)g_screen_ptr + (g_screen_width - 1) * g_screen_height, -g_screen_height, 1)\r |
ea8c405f |
931 | \r |
e2de9939 |
932 | #undef mk_text_out\r |
ea8c405f |
933 | \r |
934 | \r |
d34a42f9 |
935 | void update_movie(void)\r |
ea8c405f |
936 | {\r |
937 | int offs = Pico.m.frame_count*3 + 0x40;\r |
938 | if (offs+3 > movie_size) {\r |
939 | free(movie_data);\r |
940 | movie_data = 0;\r |
b24e0f6c |
941 | emu_status_msg("END OF MOVIE.");\r |
ea8c405f |
942 | lprintf("END OF MOVIE.\n");\r |
ea8c405f |
943 | } else {\r |
944 | // MXYZ SACB RLDU\r |
945 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
f8af9634 |
946 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // C\r |
947 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // A\r |
948 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // B\r |
ea8c405f |
949 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
f8af9634 |
950 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // C\r |
951 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // A\r |
952 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // B\r |
ea8c405f |
953 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
954 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
955 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
956 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
957 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
958 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
959 | }\r |
960 | }\r |
961 | \r |
ea8c405f |
962 | static int try_ropen_file(const char *fname)\r |
963 | {\r |
964 | FILE *f;\r |
965 | \r |
966 | f = fopen(fname, "rb");\r |
967 | if (f) {\r |
968 | fclose(f);\r |
969 | return 1;\r |
970 | }\r |
971 | return 0;\r |
972 | }\r |
973 | \r |
a47dd663 |
974 | char *emu_get_save_fname(int load, int is_sram, int slot)\r |
ea8c405f |
975 | {\r |
ae87bffa |
976 | char *saveFname = static_buff;\r |
ea8c405f |
977 | char ext[16];\r |
978 | \r |
979 | if (is_sram)\r |
980 | {\r |
6bc00695 |
981 | strcpy(ext, (PicoAHW & PAHW_MCD) ? ".brm" : ".srm");\r |
fcdefcf6 |
982 | romfname_ext(saveFname, sizeof(static_buff),\r |
983 | (PicoAHW & PAHW_MCD) ? "brm"PATH_SEP : "srm"PATH_SEP, ext);\r |
6bc00695 |
984 | if (!load)\r |
985 | return saveFname;\r |
986 | \r |
987 | if (try_ropen_file(saveFname))\r |
988 | return saveFname;\r |
989 | \r |
fcdefcf6 |
990 | romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r |
6bc00695 |
991 | if (try_ropen_file(saveFname))\r |
992 | return saveFname;\r |
ea8c405f |
993 | }\r |
994 | else\r |
995 | {\r |
6bc00695 |
996 | const char *ext_main = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds.gz" : ".mds";\r |
997 | const char *ext_othr = (currentConfig.EmuOpt & EOPT_GZIP_SAVES) ? ".mds" : ".mds.gz";\r |
ea8c405f |
998 | ext[0] = 0;\r |
6bc00695 |
999 | if (slot > 0 && slot < 10)\r |
1000 | sprintf(ext, ".%i", slot);\r |
1001 | strcat(ext, ext_main);\r |
1002 | \r |
1003 | if (!load) {\r |
fcdefcf6 |
1004 | romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r |
6bc00695 |
1005 | return saveFname;\r |
1006 | }\r |
1007 | else {\r |
fcdefcf6 |
1008 | romfname_ext(saveFname, sizeof(static_buff), "mds" PATH_SEP, ext);\r |
6bc00695 |
1009 | if (try_ropen_file(saveFname))\r |
1010 | return saveFname;\r |
ea8c405f |
1011 | \r |
fcdefcf6 |
1012 | romfname_ext(saveFname, sizeof(static_buff), NULL, ext);\r |
6bc00695 |
1013 | if (try_ropen_file(saveFname))\r |
1014 | return saveFname;\r |
1015 | \r |
1016 | // try the other ext\r |
1017 | ext[0] = 0;\r |
1018 | if (slot > 0 && slot < 10)\r |
1019 | sprintf(ext, ".%i", slot);\r |
1020 | strcat(ext, ext_othr);\r |
1021 | \r |
fcdefcf6 |
1022 | romfname_ext(saveFname, sizeof(static_buff), "mds"PATH_SEP, ext);\r |
6bc00695 |
1023 | if (try_ropen_file(saveFname))\r |
1024 | return saveFname;\r |
ea8c405f |
1025 | }\r |
1026 | }\r |
1027 | \r |
6bc00695 |
1028 | return NULL;\r |
ea8c405f |
1029 | }\r |
1030 | \r |
cca8800d |
1031 | int emu_check_save_file(int slot, int *time)\r |
ea8c405f |
1032 | {\r |
a47dd663 |
1033 | return emu_get_save_fname(1, 0, slot) ? 1 : 0;\r |
ea8c405f |
1034 | }\r |
1035 | \r |
a47dd663 |
1036 | int emu_save_load_game(int load, int sram)\r |
ea8c405f |
1037 | {\r |
1038 | int ret = 0;\r |
1039 | char *saveFname;\r |
1040 | \r |
1041 | // make save filename\r |
a47dd663 |
1042 | saveFname = emu_get_save_fname(load, sram, state_slot);\r |
ea8c405f |
1043 | if (saveFname == NULL) {\r |
d34a42f9 |
1044 | if (!sram)\r |
b24e0f6c |
1045 | emu_status_msg(load ? "LOAD FAILED (missing file)" : "SAVE FAILED");\r |
ea8c405f |
1046 | return -1;\r |
1047 | }\r |
1048 | \r |
1049 | lprintf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
1050 | \r |
da42200b |
1051 | if (sram)\r |
1052 | {\r |
ea8c405f |
1053 | FILE *sramFile;\r |
1054 | int sram_size;\r |
1055 | unsigned char *sram_data;\r |
1056 | int truncate = 1;\r |
602133e1 |
1057 | if (PicoAHW & PAHW_MCD)\r |
1058 | {\r |
45f2f245 |
1059 | if (PicoOpt & POPT_EN_MCD_RAMCART) {\r |
ea8c405f |
1060 | sram_size = 0x12000;\r |
1061 | sram_data = SRam.data;\r |
1062 | if (sram_data)\r |
1063 | memcpy32((int *)sram_data, (int *)Pico_mcd->bram, 0x2000/4);\r |
1064 | } else {\r |
1065 | sram_size = 0x2000;\r |
1066 | sram_data = Pico_mcd->bram;\r |
1067 | truncate = 0; // the .brm may contain RAM cart data after normal brm\r |
1068 | }\r |
1069 | } else {\r |
45f2f245 |
1070 | sram_size = SRam.size;\r |
ea8c405f |
1071 | sram_data = SRam.data;\r |
1072 | }\r |
b8a1c09a |
1073 | if (sram_data == NULL)\r |
1074 | return 0; // SRam forcefully disabled for this game\r |
ea8c405f |
1075 | \r |
602133e1 |
1076 | if (load)\r |
1077 | {\r |
ea8c405f |
1078 | sramFile = fopen(saveFname, "rb");\r |
b8a1c09a |
1079 | if (!sramFile)\r |
1080 | return -1;\r |
1081 | ret = fread(sram_data, 1, sram_size, sramFile);\r |
1082 | ret = ret > 0 ? 0 : -1;\r |
ea8c405f |
1083 | fclose(sramFile);\r |
602133e1 |
1084 | if ((PicoAHW & PAHW_MCD) && (PicoOpt&POPT_EN_MCD_RAMCART))\r |
ea8c405f |
1085 | memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);\r |
1086 | } else {\r |
1087 | // sram save needs some special processing\r |
1088 | // see if we have anything to save\r |
1089 | for (; sram_size > 0; sram_size--)\r |
1090 | if (sram_data[sram_size-1]) break;\r |
1091 | \r |
1092 | if (sram_size) {\r |
1093 | sramFile = fopen(saveFname, truncate ? "wb" : "r+b");\r |
1094 | if (!sramFile) sramFile = fopen(saveFname, "wb"); // retry\r |
1095 | if (!sramFile) return -1;\r |
1096 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
1097 | ret = (ret != sram_size) ? -1 : 0;\r |
1098 | fclose(sramFile);\r |
1099 | #ifndef NO_SYNC\r |
1100 | sync();\r |
1101 | #endif\r |
1102 | }\r |
1103 | }\r |
1104 | return ret;\r |
1105 | }\r |
1106 | else\r |
1107 | {\r |
bcc9eda0 |
1108 | ret = PicoState(saveFname, !load);\r |
1109 | if (!ret) {\r |
ea8c405f |
1110 | #ifndef NO_SYNC\r |
bcc9eda0 |
1111 | if (!load) sync();\r |
ea8c405f |
1112 | #endif\r |
54646a39 |
1113 | emu_status_msg(load ? "STATE LOADED" : "STATE SAVED");\r |
bcc9eda0 |
1114 | } else {\r |
b24e0f6c |
1115 | emu_status_msg(load ? "LOAD FAILED" : "SAVE FAILED");\r |
ea8c405f |
1116 | ret = -1;\r |
1117 | }\r |
1118 | \r |
ea8c405f |
1119 | return ret;\r |
1120 | }\r |
1121 | }\r |
bdec53c9 |
1122 | \r |
a47dd663 |
1123 | void emu_set_fastforward(int set_on)\r |
c060a9ab |
1124 | {\r |
1125 | static void *set_PsndOut = NULL;\r |
1126 | static int set_Frameskip, set_EmuOpt, is_on = 0;\r |
1127 | \r |
1128 | if (set_on && !is_on) {\r |
1129 | set_PsndOut = PsndOut;\r |
1130 | set_Frameskip = currentConfig.Frameskip;\r |
1131 | set_EmuOpt = currentConfig.EmuOpt;\r |
1132 | PsndOut = NULL;\r |
1133 | currentConfig.Frameskip = 8;\r |
1134 | currentConfig.EmuOpt &= ~4;\r |
1135 | currentConfig.EmuOpt |= 0x40000;\r |
1136 | is_on = 1;\r |
b24e0f6c |
1137 | emu_status_msg("FAST FORWARD");\r |
c060a9ab |
1138 | }\r |
1139 | else if (!set_on && is_on) {\r |
1140 | PsndOut = set_PsndOut;\r |
1141 | currentConfig.Frameskip = set_Frameskip;\r |
1142 | currentConfig.EmuOpt = set_EmuOpt;\r |
1143 | PsndRerate(1);\r |
1144 | is_on = 0;\r |
1145 | }\r |
1146 | }\r |
1147 | \r |
d687ef50 |
1148 | static void emu_tray_open(void)\r |
c060a9ab |
1149 | {\r |
d687ef50 |
1150 | engineState = PGS_TrayMenu;\r |
1151 | }\r |
1152 | \r |
1153 | static void emu_tray_close(void)\r |
1154 | {\r |
1155 | emu_status_msg("CD tray closed.");\r |
f2cf8472 |
1156 | }\r |
1157 | \r |
974fdb5b |
1158 | void emu_32x_startup(void)\r |
1159 | {\r |
c7eb229a |
1160 | plat_video_toggle_renderer(0, 0); // HACK\r |
974fdb5b |
1161 | system_announce();\r |
c7eb229a |
1162 | \r |
1163 | // force mode change event\r |
1164 | rendstatus_old = -1;\r |
974fdb5b |
1165 | }\r |
1166 | \r |
f2cf8472 |
1167 | void emu_reset_game(void)\r |
1168 | {\r |
1169 | PicoReset();\r |
1170 | reset_timing = 1;\r |
1171 | }\r |
1172 | \r |
1173 | void run_events_pico(unsigned int events)\r |
1174 | {\r |
1175 | int lim_x;\r |
1176 | \r |
1177 | if (events & PEV_PICO_SWINP) {\r |
c060a9ab |
1178 | pico_inp_mode++;\r |
d34a42f9 |
1179 | if (pico_inp_mode > 2)\r |
1180 | pico_inp_mode = 0;\r |
c060a9ab |
1181 | switch (pico_inp_mode) {\r |
b24e0f6c |
1182 | case 2: emu_status_msg("Input: Pen on Pad"); break;\r |
1183 | case 1: emu_status_msg("Input: Pen on Storyware"); break;\r |
1184 | case 0: emu_status_msg("Input: Joystick");\r |
c060a9ab |
1185 | PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;\r |
1186 | break;\r |
1187 | }\r |
c060a9ab |
1188 | }\r |
f2cf8472 |
1189 | if (events & PEV_PICO_PPREV) {\r |
c060a9ab |
1190 | PicoPicohw.page--;\r |
d34a42f9 |
1191 | if (PicoPicohw.page < 0)\r |
1192 | PicoPicohw.page = 0;\r |
b24e0f6c |
1193 | emu_status_msg("Page %i", PicoPicohw.page);\r |
c060a9ab |
1194 | }\r |
f2cf8472 |
1195 | if (events & PEV_PICO_PNEXT) {\r |
c060a9ab |
1196 | PicoPicohw.page++;\r |
d34a42f9 |
1197 | if (PicoPicohw.page > 6)\r |
1198 | PicoPicohw.page = 6;\r |
b24e0f6c |
1199 | emu_status_msg("Page %i", PicoPicohw.page);\r |
c060a9ab |
1200 | }\r |
f2cf8472 |
1201 | \r |
1202 | if (pico_inp_mode == 0)\r |
1203 | return;\r |
1204 | \r |
1205 | /* handle other input modes */\r |
1206 | if (PicoPad[0] & 1) pico_pen_y--;\r |
1207 | if (PicoPad[0] & 2) pico_pen_y++;\r |
1208 | if (PicoPad[0] & 4) pico_pen_x--;\r |
1209 | if (PicoPad[0] & 8) pico_pen_x++;\r |
1210 | PicoPad[0] &= ~0x0f; // release UDLR\r |
1211 | \r |
1212 | lim_x = (Pico.video.reg[12]&1) ? 319 : 255;\r |
1213 | if (pico_pen_y < 8)\r |
1214 | pico_pen_y = 8;\r |
1215 | if (pico_pen_y > 224 - PICO_PEN_ADJUST_Y)\r |
1216 | pico_pen_y = 224 - PICO_PEN_ADJUST_Y;\r |
1217 | if (pico_pen_x < 0)\r |
1218 | pico_pen_x = 0;\r |
1219 | if (pico_pen_x > lim_x - PICO_PEN_ADJUST_X)\r |
1220 | pico_pen_x = lim_x - PICO_PEN_ADJUST_X;\r |
1221 | \r |
1222 | PicoPicohw.pen_pos[0] = pico_pen_x;\r |
1223 | if (!(Pico.video.reg[12] & 1))\r |
1224 | PicoPicohw.pen_pos[0] += pico_pen_x / 4;\r |
1225 | PicoPicohw.pen_pos[0] += 0x3c;\r |
1226 | PicoPicohw.pen_pos[1] = pico_inp_mode == 1 ? (0x2f8 + pico_pen_y) : (0x1fc + pico_pen_y);\r |
c060a9ab |
1227 | }\r |
1228 | \r |
d34a42f9 |
1229 | static void do_turbo(int *pad, int acts)\r |
f0f0d2df |
1230 | {\r |
1231 | static int turbo_pad = 0;\r |
1232 | static unsigned char turbo_cnt[3] = { 0, 0, 0 };\r |
1233 | int inc = currentConfig.turbo_rate * 2;\r |
1234 | \r |
1235 | if (acts & 0x1000) {\r |
1236 | turbo_cnt[0] += inc;\r |
1237 | if (turbo_cnt[0] >= 60)\r |
1238 | turbo_pad ^= 0x10, turbo_cnt[0] = 0;\r |
1239 | }\r |
1240 | if (acts & 0x2000) {\r |
1241 | turbo_cnt[1] += inc;\r |
1242 | if (turbo_cnt[1] >= 60)\r |
1243 | turbo_pad ^= 0x20, turbo_cnt[1] = 0;\r |
1244 | }\r |
1245 | if (acts & 0x4000) {\r |
1246 | turbo_cnt[2] += inc;\r |
1247 | if (turbo_cnt[2] >= 60)\r |
1248 | turbo_pad ^= 0x40, turbo_cnt[2] = 0;\r |
1249 | }\r |
1250 | *pad |= turbo_pad & (acts >> 8);\r |
1251 | }\r |
c060a9ab |
1252 | \r |
f2cf8472 |
1253 | static void run_events_ui(unsigned int which)\r |
d34a42f9 |
1254 | {\r |
1255 | if (which & (PEV_STATE_LOAD|PEV_STATE_SAVE))\r |
1256 | {\r |
1257 | int do_it = 1;\r |
cca8800d |
1258 | if ( emu_check_save_file(state_slot, NULL) &&\r |
fcdefcf6 |
1259 | (((which & PEV_STATE_LOAD) && (currentConfig.confirm_save & EOPT_CONFIRM_LOAD)) ||\r |
1260 | ((which & PEV_STATE_SAVE) && (currentConfig.confirm_save & EOPT_CONFIRM_SAVE))) )\r |
d34a42f9 |
1261 | {\r |
1262 | const char *nm;\r |
1263 | char tmp[64];\r |
1264 | int keys, len;\r |
1265 | \r |
1266 | strcpy(tmp, (which & PEV_STATE_LOAD) ? "LOAD STATE?" : "OVERWRITE SAVE?");\r |
1267 | len = strlen(tmp);\r |
1268 | nm = in_get_key_name(-1, -PBTN_MA3);\r |
1269 | snprintf(tmp + len, sizeof(tmp) - len, "(%s=yes, ", nm);\r |
1270 | len = strlen(tmp);\r |
1271 | nm = in_get_key_name(-1, -PBTN_MBACK);\r |
1272 | snprintf(tmp + len, sizeof(tmp) - len, "%s=no)", nm);\r |
1273 | \r |
1274 | plat_status_msg_busy_first(tmp);\r |
1275 | \r |
45285368 |
1276 | in_set_config_int(0, IN_CFG_BLOCKING, 1);\r |
13450307 |
1277 | while (in_menu_wait_any(NULL, 50) & (PBTN_MA3|PBTN_MBACK))\r |
d34a42f9 |
1278 | ;\r |
13450307 |
1279 | while ( !((keys = in_menu_wait_any(NULL, 50)) & (PBTN_MA3|PBTN_MBACK)) )\r |
d34a42f9 |
1280 | ;\r |
1281 | if (keys & PBTN_MBACK)\r |
1282 | do_it = 0;\r |
13450307 |
1283 | while (in_menu_wait_any(NULL, 50) & (PBTN_MA3|PBTN_MBACK))\r |
d34a42f9 |
1284 | ;\r |
45285368 |
1285 | in_set_config_int(0, IN_CFG_BLOCKING, 0);\r |
d34a42f9 |
1286 | }\r |
1287 | if (do_it) {\r |
54646a39 |
1288 | plat_status_msg_busy_first((which & PEV_STATE_LOAD) ? "LOADING STATE" : "SAVING STATE");\r |
d34a42f9 |
1289 | PicoStateProgressCB = plat_status_msg_busy_next;\r |
a47dd663 |
1290 | emu_save_load_game((which & PEV_STATE_LOAD) ? 1 : 0, 0);\r |
d34a42f9 |
1291 | PicoStateProgressCB = NULL;\r |
1292 | }\r |
1293 | }\r |
5a681086 |
1294 | if (which & PEV_SWITCH_RND)\r |
d34a42f9 |
1295 | {\r |
5a681086 |
1296 | plat_video_toggle_renderer(1, 0);\r |
d34a42f9 |
1297 | }\r |
1298 | if (which & (PEV_SSLOT_PREV|PEV_SSLOT_NEXT))\r |
1299 | {\r |
1300 | if (which & PEV_SSLOT_PREV) {\r |
1301 | state_slot -= 1;\r |
1302 | if (state_slot < 0)\r |
1303 | state_slot = 9;\r |
1304 | } else {\r |
1305 | state_slot += 1;\r |
1306 | if (state_slot > 9)\r |
1307 | state_slot = 0;\r |
1308 | }\r |
1309 | \r |
b24e0f6c |
1310 | emu_status_msg("SAVE SLOT %i [%s]", state_slot,\r |
cca8800d |
1311 | emu_check_save_file(state_slot, NULL) ? "USED" : "FREE");\r |
d34a42f9 |
1312 | }\r |
1313 | if (which & PEV_MENU)\r |
1314 | engineState = PGS_Menu;\r |
1315 | }\r |
1316 | \r |
1317 | void emu_update_input(void)\r |
1318 | {\r |
093b8a42 |
1319 | static int prev_events = 0;\r |
1320 | int actions[IN_BINDTYPE_COUNT] = { 0, };\r |
1321 | int pl_actions[2];\r |
1322 | int events;\r |
d34a42f9 |
1323 | \r |
093b8a42 |
1324 | in_update(actions);\r |
d34a42f9 |
1325 | \r |
093b8a42 |
1326 | pl_actions[0] = actions[IN_BINDTYPE_PLAYER12];\r |
1327 | pl_actions[1] = actions[IN_BINDTYPE_PLAYER12] >> 16;\r |
d34a42f9 |
1328 | \r |
093b8a42 |
1329 | PicoPad[0] = pl_actions[0] & 0xfff;\r |
1330 | PicoPad[1] = pl_actions[1] & 0xfff;\r |
d34a42f9 |
1331 | \r |
093b8a42 |
1332 | if (pl_actions[0] & 0x7000)\r |
1333 | do_turbo(&PicoPad[0], pl_actions[0]);\r |
1334 | if (pl_actions[1] & 0x7000)\r |
1335 | do_turbo(&PicoPad[1], pl_actions[1]);\r |
1336 | \r |
1337 | events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r |
d34a42f9 |
1338 | \r |
1339 | // volume is treated in special way and triggered every frame\r |
1340 | if (events & (PEV_VOL_DOWN|PEV_VOL_UP))\r |
1341 | plat_update_volume(1, events & PEV_VOL_UP);\r |
1342 | \r |
093b8a42 |
1343 | if ((events ^ prev_events) & PEV_FF) {\r |
a47dd663 |
1344 | emu_set_fastforward(events & PEV_FF);\r |
d34a42f9 |
1345 | plat_update_volume(0, 0);\r |
f2cf8472 |
1346 | reset_timing = 1;\r |
d34a42f9 |
1347 | }\r |
1348 | \r |
093b8a42 |
1349 | events &= ~prev_events;\r |
d34a42f9 |
1350 | \r |
f2cf8472 |
1351 | if (PicoAHW == PAHW_PICO)\r |
1352 | run_events_pico(events);\r |
d34a42f9 |
1353 | if (events)\r |
f2cf8472 |
1354 | run_events_ui(events);\r |
d34a42f9 |
1355 | if (movie_data)\r |
1356 | update_movie();\r |
1357 | \r |
093b8a42 |
1358 | prev_events = actions[IN_BINDTYPE_EMU] & PEV_MASK;\r |
d34a42f9 |
1359 | }\r |
1360 | \r |
f2cf8472 |
1361 | static void mkdir_path(char *path_with_reserve, int pos, const char *name)\r |
1362 | {\r |
1363 | strcpy(path_with_reserve + pos, name);\r |
1364 | if (plat_is_dir(path_with_reserve))\r |
1365 | return;\r |
1366 | if (mkdir(path_with_reserve, 0777) < 0)\r |
1367 | lprintf("failed to create: %s\n", path_with_reserve);\r |
1368 | }\r |
1369 | \r |
a4edca53 |
1370 | void emu_cmn_forced_frame(int no_scale, int do_emu)\r |
1371 | {\r |
1372 | int po_old = PicoOpt;\r |
1373 | \r |
1374 | memset32(g_screen_ptr, 0, g_screen_width * g_screen_height * 2 / 4);\r |
1375 | \r |
8340e7c9 |
1376 | PicoOpt &= ~POPT_ALT_RENDERER;\r |
a4edca53 |
1377 | PicoOpt |= POPT_ACC_SPRITES;\r |
1378 | if (!no_scale)\r |
1379 | PicoOpt |= POPT_EN_SOFTSCALE;\r |
1380 | \r |
1381 | PicoDrawSetOutFormat(PDF_RGB555, 1);\r |
1382 | Pico.m.dirtyPal = 1;\r |
1383 | if (do_emu)\r |
1384 | PicoFrame();\r |
1385 | else\r |
1386 | PicoFrameDrawOnly();\r |
1387 | \r |
1388 | PicoOpt = po_old;\r |
1389 | }\r |
1390 | \r |
f2cf8472 |
1391 | void emu_init(void)\r |
1392 | {\r |
27701801 |
1393 | char path[512];\r |
f2cf8472 |
1394 | int pos;\r |
1395 | \r |
83ff19ec |
1396 | #if 0\r |
1397 | // FIXME: handle through menu, etc\r |
1398 | FILE *f;\r |
1399 | f = fopen("32X_M_BIOS.BIN", "rb");\r |
1400 | p32x_bios_m = malloc(2048);\r |
1401 | fread(p32x_bios_m, 1, 2048, f);\r |
1402 | fclose(f);\r |
1403 | f = fopen("32X_S_BIOS.BIN", "rb");\r |
1404 | p32x_bios_s = malloc(1024);\r |
1405 | fread(p32x_bios_s, 1, 1024, f);\r |
1406 | fclose(f);\r |
1407 | #endif\r |
1408 | \r |
f2cf8472 |
1409 | /* make dirs for saves */\r |
27701801 |
1410 | pos = plat_get_root_dir(path, sizeof(path) - 4);\r |
1411 | mkdir_path(path, pos, "mds");\r |
1412 | mkdir_path(path, pos, "srm");\r |
1413 | mkdir_path(path, pos, "brm");\r |
1414 | \r |
f6c49d38 |
1415 | pprof_init();\r |
1416 | \r |
27701801 |
1417 | make_config_cfg(path);\r |
1418 | config_readlrom(path);\r |
f2cf8472 |
1419 | \r |
1420 | PicoInit();\r |
1421 | PicoMessage = plat_status_msg_busy_next;\r |
d687ef50 |
1422 | PicoMCDopenTray = emu_tray_open;\r |
1423 | PicoMCDcloseTray = emu_tray_close;\r |
df92fbd1 |
1424 | \r |
1425 | sndout_init();\r |
f2cf8472 |
1426 | }\r |
1427 | \r |
1428 | void emu_finish(void)\r |
1429 | {\r |
1430 | // save SRAM\r |
a47dd663 |
1431 | if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && SRam.changed) {\r |
1432 | emu_save_load_game(0, 1);\r |
f2cf8472 |
1433 | SRam.changed = 0;\r |
1434 | }\r |
1435 | \r |
27701801 |
1436 | if (!(currentConfig.EmuOpt & EOPT_NO_AUTOSVCFG)) {\r |
1437 | char cfg[512];\r |
1438 | make_config_cfg(cfg);\r |
1439 | config_writelrom(cfg);\r |
1440 | #ifndef NO_SYNC\r |
1441 | sync();\r |
1442 | #endif\r |
1443 | }\r |
f2cf8472 |
1444 | \r |
f6c49d38 |
1445 | pprof_finish();\r |
1446 | \r |
f2cf8472 |
1447 | PicoExit();\r |
df92fbd1 |
1448 | sndout_exit();\r |
1449 | }\r |
1450 | \r |
1451 | static void snd_write_nonblocking(int len)\r |
1452 | {\r |
1453 | sndout_write_nb(PsndOut, len);\r |
1454 | }\r |
1455 | \r |
1456 | void emu_sound_start(void)\r |
1457 | {\r |
1458 | PsndOut = NULL;\r |
1459 | \r |
1460 | if (currentConfig.EmuOpt & EOPT_EN_SOUND)\r |
1461 | {\r |
1462 | int is_stereo = (PicoOpt & POPT_EN_STEREO) ? 1 : 0;\r |
1463 | \r |
1464 | PsndRerate(Pico.m.frame_count ? 1 : 0);\r |
1465 | \r |
1466 | printf("starting audio: %i len: %i stereo: %i, pal: %i\n",\r |
1467 | PsndRate, PsndLen, is_stereo, Pico.m.pal);\r |
1468 | sndout_start(PsndRate, is_stereo);\r |
1469 | PicoWriteSound = snd_write_nonblocking;\r |
1470 | plat_update_volume(0, 0);\r |
1471 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
1472 | PsndOut = sndBuffer;\r |
1473 | }\r |
1474 | }\r |
1475 | \r |
1476 | void emu_sound_stop(void)\r |
1477 | {\r |
1478 | sndout_stop();\r |
1479 | }\r |
1480 | \r |
1481 | void emu_sound_wait(void)\r |
1482 | {\r |
1483 | sndout_wait();\r |
f2cf8472 |
1484 | }\r |
1485 | \r |
d4d62665 |
1486 | static void emu_loop_prep(void)\r |
1487 | {\r |
1488 | static int pal_old = -1;\r |
1489 | static int filter_old = -1;\r |
1490 | \r |
1491 | if (currentConfig.CPUclock != plat_target_cpu_clock_get())\r |
1492 | plat_target_cpu_clock_set(currentConfig.CPUclock);\r |
1493 | \r |
1494 | if (Pico.m.pal != pal_old) {\r |
1495 | plat_target_lcdrate_set(Pico.m.pal);\r |
1496 | pal_old = Pico.m.pal;\r |
1497 | }\r |
1498 | \r |
1499 | if (currentConfig.filter != filter_old) {\r |
1500 | plat_target_hwfilter_set(currentConfig.filter);\r |
1501 | filter_old = currentConfig.filter;\r |
1502 | }\r |
1503 | \r |
1504 | plat_target_gamma_set(currentConfig.gamma, 0);\r |
1505 | \r |
1506 | pemu_loop_prep();\r |
1507 | }\r |
1508 | \r |
b24e0f6c |
1509 | static void skip_frame(int do_audio)\r |
1510 | {\r |
1511 | PicoSkipFrame = do_audio ? 1 : 2;\r |
1512 | PicoFrame();\r |
1513 | PicoSkipFrame = 0;\r |
1514 | }\r |
1515 | \r |
1516 | /* our tick here is 1 us right now */\r |
1517 | #define ms_to_ticks(x) (unsigned int)(x * 1000)\r |
1518 | #define get_ticks() plat_get_ticks_us()\r |
1519 | \r |
1520 | void emu_loop(void)\r |
1521 | {\r |
1522 | int pframes_done; /* "period" frames, used for sync */\r |
1523 | int frames_done, frames_shown; /* actual frames for fps counter */\r |
19954be1 |
1524 | int target_fps, target_frametime;\r |
b24e0f6c |
1525 | unsigned int timestamp_base = 0, timestamp_fps;\r |
1526 | char *notice_msg = NULL;\r |
1527 | char fpsbuff[24];\r |
1528 | int i;\r |
1529 | \r |
1530 | fpsbuff[0] = 0;\r |
1531 | \r |
1532 | /* make sure we are in correct mode */\r |
b24e0f6c |
1533 | Pico.m.dirtyPal = 1;\r |
19954be1 |
1534 | rendstatus_old = -1;\r |
b24e0f6c |
1535 | \r |
46bcb899 |
1536 | PicoLoopPrepare();\r |
1537 | \r |
1538 | // prepare CD buffer\r |
1539 | if (PicoAHW & PAHW_MCD)\r |
1540 | PicoCDBufferInit();\r |
1541 | \r |
636d5f25 |
1542 | plat_video_loop_prepare();\r |
d4d62665 |
1543 | emu_loop_prep();\r |
df92fbd1 |
1544 | pemu_sound_start();\r |
46bcb899 |
1545 | \r |
b24e0f6c |
1546 | /* number of ticks per frame */\r |
1547 | if (Pico.m.pal) {\r |
1548 | target_fps = 50;\r |
1549 | target_frametime = ms_to_ticks(1000) / 50;\r |
1550 | } else {\r |
1551 | target_fps = 60;\r |
1552 | target_frametime = ms_to_ticks(1000) / 60 + 1;\r |
1553 | }\r |
1554 | \r |
b24e0f6c |
1555 | timestamp_fps = get_ticks();\r |
1556 | reset_timing = 1;\r |
1557 | \r |
1558 | frames_done = frames_shown = pframes_done = 0;\r |
1559 | \r |
7b436906 |
1560 | plat_video_wait_vsync();\r |
1561 | \r |
b24e0f6c |
1562 | /* loop with resync every 1 sec. */\r |
1563 | while (engineState == PGS_Running)\r |
1564 | {\r |
1565 | unsigned int timestamp;\r |
1566 | int diff, diff_lim;\r |
b24e0f6c |
1567 | \r |
f6c49d38 |
1568 | pprof_start(main);\r |
1569 | \r |
b24e0f6c |
1570 | timestamp = get_ticks();\r |
1571 | if (reset_timing) {\r |
1572 | reset_timing = 0;\r |
1573 | timestamp_base = timestamp;\r |
1574 | pframes_done = 0;\r |
1575 | }\r |
1576 | \r |
1577 | // show notice_msg message?\r |
1578 | if (notice_msg_time != 0)\r |
1579 | {\r |
1580 | static int noticeMsgSum;\r |
54646a39 |
1581 | if (timestamp - ms_to_ticks(notice_msg_time) > ms_to_ticks(STATUS_MSG_TIMEOUT)) {\r |
b24e0f6c |
1582 | notice_msg_time = 0;\r |
1583 | plat_status_msg_clear();\r |
1584 | notice_msg = NULL;\r |
1585 | } else {\r |
1586 | int sum = noticeMsg[0] + noticeMsg[1] + noticeMsg[2];\r |
1587 | if (sum != noticeMsgSum) {\r |
1588 | plat_status_msg_clear();\r |
1589 | noticeMsgSum = sum;\r |
1590 | }\r |
1591 | notice_msg = noticeMsg;\r |
1592 | }\r |
1593 | }\r |
1594 | \r |
b24e0f6c |
1595 | // second changed?\r |
1596 | if (timestamp - timestamp_fps >= ms_to_ticks(1000))\r |
1597 | {\r |
1598 | #ifdef BENCHMARK\r |
1599 | static int bench = 0, bench_fps = 0, bench_fps_s = 0, bfp = 0, bf[4];\r |
1600 | if (++bench == 10) {\r |
1601 | bench = 0;\r |
1602 | bench_fps_s = bench_fps;\r |
1603 | bf[bfp++ & 3] = bench_fps;\r |
1604 | bench_fps = 0;\r |
1605 | }\r |
1606 | bench_fps += frames_shown;\r |
1607 | sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);\r |
07e5dbab |
1608 | printf("%s\n", fpsbuff);\r |
b24e0f6c |
1609 | #else\r |
1610 | if (currentConfig.EmuOpt & EOPT_SHOW_FPS) {\r |
1611 | sprintf(fpsbuff, "%02i/%02i", frames_shown, frames_done);\r |
1612 | if (fpsbuff[5] == 0) { fpsbuff[5] = fpsbuff[6] = ' '; fpsbuff[7] = 0; }\r |
1613 | }\r |
1614 | #endif\r |
1615 | frames_shown = frames_done = 0;\r |
1616 | timestamp_fps += ms_to_ticks(1000);\r |
1617 | }\r |
1618 | #ifdef PFRAMES\r |
1619 | sprintf(fpsbuff, "%i", Pico.m.frame_count);\r |
1620 | #endif\r |
1621 | \r |
1622 | if (timestamp - timestamp_base >= ms_to_ticks(1000))\r |
1623 | {\r |
21ecaf23 |
1624 | if ((currentConfig.EmuOpt & EOPT_NO_FRMLIMIT) && currentConfig.Frameskip >= 0)\r |
b24e0f6c |
1625 | pframes_done = 0;\r |
5a681086 |
1626 | else\r |
b24e0f6c |
1627 | pframes_done -= target_fps;\r |
5a681086 |
1628 | if (pframes_done < -2) {\r |
1629 | /* don't drag more than 2 frames behind */\r |
1630 | pframes_done = -2;\r |
1631 | timestamp_base = timestamp - 2 * target_frametime;\r |
21ecaf23 |
1632 | }\r |
5a681086 |
1633 | else\r |
1634 | timestamp_base += ms_to_ticks(1000);\r |
b24e0f6c |
1635 | }\r |
1636 | \r |
1637 | diff = timestamp - timestamp_base;\r |
1638 | diff_lim = (pframes_done + 1) * target_frametime;\r |
1639 | \r |
1640 | if (currentConfig.Frameskip >= 0) // frameskip enabled\r |
1641 | {\r |
1642 | for (i = 0; i < currentConfig.Frameskip; i++) {\r |
1643 | emu_update_input();\r |
1644 | skip_frame(1);\r |
1645 | pframes_done++; frames_done++;\r |
1646 | diff_lim += target_frametime;\r |
1647 | \r |
ae87bffa |
1648 | if (!(currentConfig.EmuOpt & (EOPT_NO_FRMLIMIT|EOPT_EXT_FRMLIMIT))) {\r |
b24e0f6c |
1649 | timestamp = get_ticks();\r |
1650 | diff = timestamp - timestamp_base;\r |
0d83abe2 |
1651 | if (!reset_timing && diff < diff_lim) // we are too fast\r |
b24e0f6c |
1652 | plat_wait_till_us(timestamp_base + diff_lim);\r |
1653 | }\r |
1654 | }\r |
1655 | }\r |
1656 | else if (diff > diff_lim)\r |
1657 | {\r |
1658 | /* no time left for this frame - skip */\r |
5a681086 |
1659 | /* limit auto frameskip to 8 */\r |
1660 | if (frames_done / 8 <= frames_shown) {\r |
1661 | emu_update_input();\r |
1662 | skip_frame(diff < diff_lim + target_frametime * 16);\r |
1663 | pframes_done++; frames_done++;\r |
b24e0f6c |
1664 | continue;\r |
1665 | }\r |
b24e0f6c |
1666 | }\r |
1667 | \r |
1668 | emu_update_input();\r |
1669 | PicoFrame();\r |
d08e7326 |
1670 | pemu_finalize_frame(fpsbuff, notice_msg);\r |
1671 | \r |
f6c49d38 |
1672 | // plat_video_flip();\r |
b24e0f6c |
1673 | \r |
1674 | /* frame limiter */\r |
ae87bffa |
1675 | if (!reset_timing && !(currentConfig.EmuOpt & (EOPT_NO_FRMLIMIT|EOPT_EXT_FRMLIMIT)))\r |
b24e0f6c |
1676 | {\r |
1677 | timestamp = get_ticks();\r |
1678 | diff = timestamp - timestamp_base;\r |
1679 | \r |
1680 | // sleep or vsync if we are still too fast\r |
1681 | if (diff < diff_lim)\r |
1682 | {\r |
1683 | // we are too fast\r |
7b436906 |
1684 | plat_wait_till_us(timestamp_base + diff_lim - target_frametime / 4);\r |
1685 | if (currentConfig.EmuOpt & EOPT_VSYNC)\r |
b24e0f6c |
1686 | plat_video_wait_vsync();\r |
b24e0f6c |
1687 | }\r |
1688 | }\r |
1689 | \r |
d08e7326 |
1690 | // XXX: for some plats it might be better to flip before vsync\r |
1691 | // (due to shadow registers in display hw)\r |
1692 | plat_video_flip();\r |
b24e0f6c |
1693 | \r |
1694 | pframes_done++; frames_done++; frames_shown++;\r |
f6c49d38 |
1695 | \r |
1696 | pprof_end(main);\r |
b24e0f6c |
1697 | }\r |
1698 | \r |
1699 | emu_set_fastforward(0);\r |
1700 | \r |
b24e0f6c |
1701 | // save SRAM\r |
1702 | if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && SRam.changed) {\r |
1703 | plat_status_msg_busy_first("Writing SRAM/BRAM...");\r |
1704 | emu_save_load_game(0, 1);\r |
1705 | SRam.changed = 0;\r |
1706 | }\r |
1707 | \r |
b24e0f6c |
1708 | pemu_loop_end();\r |
df92fbd1 |
1709 | emu_sound_stop();\r |
730259b7 |
1710 | \r |
1711 | // pemu_loop_end() might want to do 1 frame for bg image,\r |
1712 | // so free CD buffer here\r |
1713 | if (PicoAHW & PAHW_MCD)\r |
1714 | PicoCDBufferFree();\r |
b24e0f6c |
1715 | }\r |
1716 | \r |