cc68a136 |
1 | // (c) Copyright 2006 notaz, All rights reserved.\r |
2 | // Free for non-commercial use.\r |
3 | \r |
4 | // For commercial use, separate licencing terms must be obtained.\r |
5 | \r |
6 | #include <stdio.h>\r |
7 | #include <stdlib.h>\r |
8 | #include <sys/time.h>\r |
860c6322 |
9 | #include <sys/stat.h>\r |
10 | #include <sys/types.h>\r |
cc68a136 |
11 | #include <linux/limits.h>\r |
12 | #include <ctype.h>\r |
13 | #include <unistd.h>\r |
14 | \r |
15 | #include <stdarg.h>\r |
16 | \r |
17 | #include "emu.h"\r |
18 | #include "gp2x.h"\r |
19 | #include "usbjoy.h"\r |
20 | #include "menu.h"\r |
21 | #include "asmutils.h"\r |
22 | #include "cpuctrl.h"\r |
23 | \r |
b67ef287 |
24 | #include <Pico/PicoInt.h>\r |
25 | #include <Pico/Patch.h>\r |
26 | #include <zlib/zlib.h>\r |
cc68a136 |
27 | \r |
28 | \r |
29 | #ifdef BENCHMARK\r |
30 | #define OSD_FPS_X 220\r |
31 | #else\r |
32 | #define OSD_FPS_X 260\r |
33 | #endif\r |
34 | \r |
35 | // PicoPad[] format: SACB RLDU\r |
36 | char *actionNames[] = {\r |
37 | "UP", "DOWN", "LEFT", "RIGHT", "B", "C", "A", "START",\r |
38 | 0, 0, 0, 0, 0, 0, 0, 0, // Z, Y, X, MODE (enabled only when needed), ?, ?, ?, ?\r |
39 | 0, 0, 0, 0, 0, 0, 0, "ENTER MENU", // player2_flag, ?, ?, ?, ?, ?, ?, menu\r |
40 | "NEXT SAVE SLOT", "PREV SAVE SLOT", "SWITCH RENDERER", "SAVE STATE",\r |
41 | "LOAD STATE", "VOLUME UP", "VOLUME DOWN", "DONE"\r |
42 | };\r |
43 | \r |
44 | int engineState;\r |
45 | int select_exits = 0;\r |
46 | char *PicoConfigFile = "picoconfig.bin";\r |
47 | currentConfig_t currentConfig;\r |
48 | \r |
49 | char romFileName[PATH_MAX];\r |
50 | unsigned char *rom_data = NULL;\r |
51 | \r |
52 | extern int crashed_940;\r |
53 | \r |
7a93adeb |
54 | static short sndBuffer[2*44100/50];\r |
cc68a136 |
55 | static char noticeMsg[64]; // notice msg to draw\r |
56 | static struct timeval noticeMsgTime = { 0, 0 }; // when started showing\r |
00bd648e |
57 | static int osd_fps_x;\r |
cc68a136 |
58 | static int combo_keys = 0, combo_acts = 0; // keys and actions which need button combos\r |
59 | static int gp2x_old_gamma = 100;\r |
60 | static unsigned char *movie_data = NULL;\r |
61 | static int movie_size = 0;\r |
cc68a136 |
62 | unsigned char *framebuff = 0; // temporary buffer for alt renderer\r |
63 | int state_slot = 0;\r |
00bd648e |
64 | int reset_timing = 0;\r |
cc68a136 |
65 | \r |
cc68a136 |
66 | \r |
cc68a136 |
67 | // utilities\r |
68 | static void strlwr(char* string)\r |
69 | {\r |
70 | while ( (*string++ = (char)tolower(*string)) );\r |
71 | }\r |
72 | \r |
672ad671 |
73 | static int try_rfn_cut(void)\r |
cc68a136 |
74 | {\r |
75 | FILE *tmp;\r |
76 | char *p;\r |
77 | \r |
672ad671 |
78 | p = romFileName + strlen(romFileName) - 1;\r |
79 | for (; p > romFileName; p--)\r |
80 | if (*p == '.') break;\r |
81 | *p = 0;\r |
cc68a136 |
82 | \r |
83 | if((tmp = fopen(romFileName, "rb"))) {\r |
84 | fclose(tmp);\r |
85 | return 1;\r |
86 | }\r |
87 | return 0;\r |
88 | }\r |
89 | \r |
bf098bc5 |
90 | static void get_ext(char *file, char *ext)\r |
8c1952f0 |
91 | {\r |
92 | char *p;\r |
93 | \r |
bf098bc5 |
94 | p = file + strlen(file) - 4;\r |
95 | if (p < file) p = file;\r |
8c1952f0 |
96 | strncpy(ext, p, 4);\r |
97 | ext[4] = 0;\r |
98 | strlwr(ext);\r |
99 | }\r |
100 | \r |
bf098bc5 |
101 | char *biosfiles_us[] = { "us_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210" };\r |
102 | char *biosfiles_eu[] = { "eu_mcd2_9306", "eu_mcd2_9303", "eu_mcd1_9210" };\r |
103 | char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };\r |
104 | \r |
105 | extern char **g_argv;\r |
106 | \r |
107 | int find_bios(int region, char **bios_file)\r |
108 | {\r |
109 | static char bios_path[1024];\r |
110 | int i, j, count;\r |
111 | char **files;\r |
112 | FILE *f = NULL;\r |
113 | \r |
114 | if (region == 4) { // US\r |
115 | files = biosfiles_us;\r |
116 | count = sizeof(biosfiles_us) / sizeof(char *);\r |
117 | } else if (region == 8) { // EU\r |
118 | files = biosfiles_eu;\r |
119 | count = sizeof(biosfiles_eu) / sizeof(char *);\r |
120 | } else if (region == 1 || region == 2) {\r |
121 | files = biosfiles_jp;\r |
122 | count = sizeof(biosfiles_jp) / sizeof(char *);\r |
123 | } else {\r |
124 | return 0;\r |
125 | }\r |
126 | \r |
127 | for (i = 0; i < count; i++)\r |
128 | {\r |
129 | strncpy(bios_path, g_argv[0], 1023);\r |
130 | bios_path[1024-32] = 0;\r |
131 | for (j = strlen(bios_path); j > 0; j--)\r |
132 | if (bios_path[j] == '/') { bios_path[j+1] = 0; break; }\r |
133 | strcat(bios_path, files[i]);\r |
134 | strcat(bios_path, ".bin");\r |
135 | f = fopen(bios_path, "rb");\r |
136 | if (f) break;\r |
137 | \r |
138 | bios_path[strlen(bios_path) - 4] = 0;\r |
139 | strcat(bios_path, ".zip");\r |
140 | f = fopen(bios_path, "rb");\r |
141 | if (f) break;\r |
142 | }\r |
143 | \r |
144 | if (f) {\r |
145 | printf("using bios: %s\n", bios_path);\r |
146 | fclose(f);\r |
147 | if (bios_file) *bios_file = bios_path;\r |
148 | return 1;\r |
149 | } else {\r |
150 | sprintf(menuErrorMsg, "no %s BIOS files found, read docs",\r |
151 | region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
152 | printf("%s\n", menuErrorMsg);\r |
153 | return 0;\r |
154 | }\r |
155 | }\r |
156 | \r |
157 | /* checks if romFileName points to valid MegaCD image\r |
158 | * if so, checks for suitable BIOS */\r |
83bd0b76 |
159 | static int cd_check(char **bios_file)\r |
bf098bc5 |
160 | {\r |
161 | unsigned char buf[32];\r |
83bd0b76 |
162 | pm_file *cd_f;\r |
bf098bc5 |
163 | int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r |
164 | \r |
83bd0b76 |
165 | cd_f = pm_open(romFileName);\r |
bf098bc5 |
166 | if (!cd_f) return 0; // let the upper level handle this\r |
167 | \r |
83bd0b76 |
168 | if (pm_read(buf, 32, cd_f) != 32) {\r |
169 | pm_close(cd_f);\r |
bf098bc5 |
170 | return 0;\r |
171 | }\r |
172 | \r |
173 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r |
174 | if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r |
175 | if (type == 0) {\r |
83bd0b76 |
176 | pm_close(cd_f);\r |
bf098bc5 |
177 | return 0;\r |
178 | }\r |
179 | \r |
180 | /* it seems we have a CD image here. Try to detect region and load a suitable BIOS now.. */\r |
83bd0b76 |
181 | pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r |
182 | pm_read(buf, 1, cd_f);\r |
183 | pm_close(cd_f);\r |
bf098bc5 |
184 | \r |
cb0316e4 |
185 | if (buf[0] == 0x64) region = 8; // EU\r |
bf098bc5 |
186 | if (buf[0] == 0xa1) region = 1; // JAP\r |
187 | \r |
188 | printf("detected %s Sega/Mega CD image with %s region\n",\r |
189 | type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
190 | \r |
191 | if (PicoRegionOverride) {\r |
192 | region = PicoRegionOverride;\r |
193 | printf("overrided region to %s\n", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");\r |
194 | }\r |
195 | \r |
196 | if(find_bios(region, bios_file))\r |
197 | return type; // CD and BIOS detected\r |
198 | \r |
199 | return -1; // CD detected but load failed\r |
200 | }\r |
201 | \r |
cc68a136 |
202 | int emu_ReloadRom(void)\r |
203 | {\r |
204 | unsigned int rom_size = 0;\r |
bf098bc5 |
205 | char *used_rom_name = romFileName;\r |
8c1952f0 |
206 | char ext[5];\r |
83bd0b76 |
207 | pm_file *rom;\r |
bf098bc5 |
208 | int ret, cd_state;\r |
cc68a136 |
209 | \r |
210 | printf("emu_ReloadRom(%s)\n", romFileName);\r |
211 | \r |
bf098bc5 |
212 | get_ext(romFileName, ext);\r |
cc68a136 |
213 | \r |
bf098bc5 |
214 | // detect wrong extensions\r |
cc68a136 |
215 | if(!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz\r |
216 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
217 | return 0;\r |
218 | }\r |
219 | \r |
b67ef287 |
220 | PicoPatchUnload();\r |
221 | \r |
cc68a136 |
222 | // check for movie file\r |
223 | if(movie_data) {\r |
224 | free(movie_data);\r |
225 | movie_data = 0;\r |
226 | }\r |
227 | if(!strcmp(ext, ".gmv")) {\r |
228 | // check for both gmv and rom\r |
229 | int dummy;\r |
230 | FILE *movie_file = fopen(romFileName, "rb");\r |
231 | if(!movie_file) {\r |
232 | sprintf(menuErrorMsg, "Failed to open movie.");\r |
233 | return 0;\r |
234 | }\r |
235 | fseek(movie_file, 0, SEEK_END);\r |
236 | movie_size = ftell(movie_file);\r |
237 | fseek(movie_file, 0, SEEK_SET);\r |
238 | if(movie_size < 64+3) {\r |
239 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
240 | fclose(movie_file);\r |
241 | return 0;\r |
242 | }\r |
243 | movie_data = malloc(movie_size);\r |
244 | if(movie_data == NULL) {\r |
245 | sprintf(menuErrorMsg, "low memory.");\r |
246 | fclose(movie_file);\r |
247 | return 0;\r |
248 | }\r |
249 | fread(movie_data, 1, movie_size, movie_file);\r |
250 | fclose(movie_file);\r |
251 | if (strncmp((char *)movie_data, "Gens Movie TEST", 15) != 0) {\r |
252 | sprintf(menuErrorMsg, "Invalid GMV file.");\r |
253 | return 0;\r |
254 | }\r |
672ad671 |
255 | dummy = try_rfn_cut() || try_rfn_cut();\r |
cc68a136 |
256 | if (!dummy) {\r |
257 | sprintf(menuErrorMsg, "Could't find a ROM for movie.");\r |
258 | return 0;\r |
259 | }\r |
bf098bc5 |
260 | get_ext(romFileName, ext);\r |
cc68a136 |
261 | }\r |
b67ef287 |
262 | else if (!strcmp(ext, ".pat")) {\r |
263 | int dummy;\r |
264 | PicoPatchLoad(romFileName);\r |
265 | dummy = try_rfn_cut() || try_rfn_cut();\r |
266 | if (!dummy) {\r |
267 | sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r |
268 | return 0;\r |
269 | }\r |
270 | get_ext(romFileName, ext);\r |
271 | }\r |
cc68a136 |
272 | \r |
bf098bc5 |
273 | // check for MegaCD image\r |
83bd0b76 |
274 | cd_state = cd_check(&used_rom_name);\r |
bf098bc5 |
275 | if (cd_state > 0) {\r |
276 | PicoMCD |= 1;\r |
277 | get_ext(used_rom_name, ext);\r |
278 | } else if (cd_state == -1) {\r |
279 | // bios_help() ?\r |
280 | return 0;\r |
281 | } else {\r |
4f265db7 |
282 | if (PicoMCD & 1) PicoExitMCD();\r |
bf098bc5 |
283 | PicoMCD &= ~1;\r |
284 | }\r |
285 | \r |
83bd0b76 |
286 | rom = pm_open(used_rom_name);\r |
cc68a136 |
287 | if(!rom) {\r |
288 | sprintf(menuErrorMsg, "Failed to open rom.");\r |
289 | return 0;\r |
290 | }\r |
291 | \r |
292 | if(rom_data) {\r |
293 | free(rom_data);\r |
294 | rom_data = 0;\r |
295 | rom_size = 0;\r |
296 | }\r |
297 | \r |
83bd0b76 |
298 | if( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r |
299 | sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r |
300 | printf("%s\n", menuErrorMsg);\r |
301 | pm_close(rom);\r |
302 | return 0;\r |
cc68a136 |
303 | }\r |
83bd0b76 |
304 | pm_close(rom);\r |
cc68a136 |
305 | \r |
306 | // detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r |
307 | if(rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r |
308 | ((*(unsigned short *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {\r |
309 | if (rom_data) free(rom_data);\r |
310 | rom_data = 0;\r |
311 | sprintf(menuErrorMsg, "Not a ROM selected.");\r |
312 | return 0;\r |
313 | }\r |
314 | \r |
bf098bc5 |
315 | // load config for this ROM (do this before insert to get correct region)\r |
316 | ret = emu_ReadConfig(1);\r |
317 | if (!ret)\r |
318 | emu_ReadConfig(0);\r |
319 | \r |
cc68a136 |
320 | printf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);\r |
321 | if(PicoCartInsert(rom_data, rom_size)) {\r |
322 | sprintf(menuErrorMsg, "Failed to load ROM.");\r |
323 | return 0;\r |
324 | }\r |
325 | \r |
bf098bc5 |
326 | Pico.m.frame_count = 0;\r |
327 | \r |
328 | // insert CD if it was detected\r |
329 | if (cd_state > 0) {\r |
330 | ret = Insert_CD(romFileName, cd_state == 2);\r |
331 | if (ret != 0) {\r |
332 | sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");\r |
333 | printf("%s\n", menuErrorMsg);\r |
334 | return 0;\r |
335 | }\r |
336 | }\r |
cc68a136 |
337 | \r |
338 | // emu_ReadConfig() might have messed currentConfig.lastRomFile\r |
339 | strncpy(currentConfig.lastRomFile, romFileName, sizeof(currentConfig.lastRomFile)-1);\r |
340 | currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;\r |
341 | \r |
b67ef287 |
342 | if (PicoPatches) {\r |
343 | PicoPatchPrepare();\r |
344 | PicoPatchApply();\r |
345 | }\r |
346 | \r |
cc68a136 |
347 | // additional movie stuff\r |
348 | if(movie_data) {\r |
349 | if(movie_data[0x14] == '6')\r |
350 | PicoOpt |= 0x20; // 6 button pad\r |
351 | else PicoOpt &= ~0x20;\r |
4f672280 |
352 | PicoOpt |= 0x40; // accurate timing\r |
cc68a136 |
353 | if(movie_data[0xF] >= 'A') {\r |
4f672280 |
354 | if(movie_data[0x16] & 0x80) {\r |
355 | PicoRegionOverride = 8;\r |
356 | } else {\r |
357 | PicoRegionOverride = 4;\r |
358 | }\r |
359 | PicoReset(0);\r |
cc68a136 |
360 | // TODO: bits 6 & 5\r |
361 | }\r |
4f672280 |
362 | movie_data[0x18+30] = 0;\r |
363 | sprintf(noticeMsg, "MOVIE: %s", (char *) &movie_data[0x18]);\r |
cc68a136 |
364 | }\r |
365 | else\r |
366 | {\r |
367 | if(Pico.m.pal) {\r |
368 | strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");\r |
369 | } else {\r |
370 | strcpy(noticeMsg, "NTSC SYSTEM / 60 FPS");\r |
371 | }\r |
372 | }\r |
373 | gettimeofday(¬iceMsgTime, 0);\r |
4f265db7 |
374 | \r |
cc68a136 |
375 | // load SRAM for this ROM\r |
376 | if(currentConfig.EmuOpt & 1)\r |
377 | emu_SaveLoadGame(1, 1);\r |
378 | \r |
cc68a136 |
379 | return 1;\r |
380 | }\r |
381 | \r |
382 | \r |
66fdc0f0 |
383 | static void emu_msg_cb(const char *msg);\r |
384 | \r |
cc68a136 |
385 | void emu_Init(void)\r |
386 | {\r |
387 | // make temp buffer for alt renderer\r |
388 | framebuff = malloc((8+320)*(8+240+8));\r |
389 | if (!framebuff)\r |
390 | {\r |
391 | printf("framebuff == 0\n");\r |
392 | }\r |
393 | \r |
860c6322 |
394 | // make dirs for saves, cfgs, etc.\r |
395 | mkdir("mds", 0777);\r |
396 | mkdir("srm", 0777);\r |
397 | mkdir("brm", 0777);\r |
398 | mkdir("cfg", 0777);\r |
399 | \r |
cc68a136 |
400 | PicoInit();\r |
66fdc0f0 |
401 | PicoMessage = emu_msg_cb;\r |
cc68a136 |
402 | \r |
403 | // logf = fopen("log.txt", "w");\r |
404 | }\r |
405 | \r |
406 | \r |
860c6322 |
407 | static void romfname_ext(char *dst, const char *prefix, const char *ext)\r |
cc68a136 |
408 | {\r |
409 | char *p;\r |
860c6322 |
410 | int prefix_len = 0;\r |
cc68a136 |
411 | \r |
412 | // make save filename\r |
413 | for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r |
860c6322 |
414 | *dst = 0;\r |
415 | if (prefix) {\r |
416 | strcpy(dst, prefix);\r |
417 | prefix_len = strlen(prefix);\r |
418 | }\r |
419 | strncpy(dst + prefix_len, p, 511-prefix_len);\r |
cc68a136 |
420 | dst[511-8] = 0;\r |
860c6322 |
421 | if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r |
422 | if (ext) strcat(dst, ext);\r |
cc68a136 |
423 | }\r |
424 | \r |
425 | \r |
426 | static void find_combos(void)\r |
427 | {\r |
428 | int act, u;\r |
429 | \r |
430 | // find out which keys and actions are combos\r |
431 | combo_keys = combo_acts = 0;\r |
432 | for (act = 0; act < 32; act++)\r |
433 | {\r |
434 | int keyc = 0;\r |
435 | if (act == 16) continue; // player2 flag\r |
436 | for (u = 0; u < 32; u++)\r |
437 | {\r |
438 | if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;\r |
439 | }\r |
440 | if (keyc > 1)\r |
441 | {\r |
442 | // loop again and mark those keys and actions as combo\r |
443 | for (u = 0; u < 32; u++)\r |
444 | {\r |
445 | if (currentConfig.KeyBinds[u] & (1 << act)) {\r |
446 | combo_keys |= 1 << u;\r |
447 | combo_acts |= 1 << act;\r |
448 | }\r |
449 | }\r |
450 | }\r |
451 | }\r |
452 | // printf("combo keys/acts: %08x %08x\n", combo_keys, combo_acts);\r |
453 | }\r |
454 | \r |
455 | \r |
2433f409 |
456 | void scaling_update(void)\r |
457 | {\r |
458 | PicoOpt &= ~0x4100;\r |
459 | switch (currentConfig.scaling) {\r |
460 | default: break; // off\r |
461 | case 1: // hw hor\r |
462 | case 2: PicoOpt |= 0x0100; break; // hw hor+vert\r |
463 | case 3: PicoOpt |= 0x4000; break; // sw hor\r |
464 | }\r |
465 | }\r |
466 | \r |
467 | \r |
cc68a136 |
468 | int emu_ReadConfig(int game)\r |
469 | {\r |
470 | FILE *f;\r |
471 | char cfg[512];\r |
472 | int bread = 0;\r |
473 | \r |
474 | if (!game)\r |
475 | {\r |
476 | // set default config\r |
477 | memset(¤tConfig, 0, sizeof(currentConfig));\r |
478 | currentConfig.lastRomFile[0] = 0;\r |
4f265db7 |
479 | currentConfig.EmuOpt = 0x1f | 0x400; // | cd_leds\r |
480 | currentConfig.PicoOpt = 0x0f | 0xe00; // | use_940 | cd_pcm | cd_cdda\r |
1cd356a3 |
481 | currentConfig.PsndRate = 22050; // 44100;\r |
cc68a136 |
482 | currentConfig.PicoRegion = 0; // auto\r |
51a902ae |
483 | currentConfig.PicoAutoRgnOrder = 0x184; // US, EU, JP\r |
cc68a136 |
484 | currentConfig.Frameskip = -1; // auto\r |
485 | currentConfig.CPUclock = 200;\r |
486 | currentConfig.volume = 50;\r |
487 | currentConfig.KeyBinds[ 0] = 1<<0; // SACB RLDU\r |
488 | currentConfig.KeyBinds[ 4] = 1<<1;\r |
489 | currentConfig.KeyBinds[ 2] = 1<<2;\r |
490 | currentConfig.KeyBinds[ 6] = 1<<3;\r |
491 | currentConfig.KeyBinds[14] = 1<<4;\r |
492 | currentConfig.KeyBinds[13] = 1<<5;\r |
493 | currentConfig.KeyBinds[12] = 1<<6;\r |
494 | currentConfig.KeyBinds[ 8] = 1<<7;\r |
495 | currentConfig.KeyBinds[15] = 1<<26; // switch rend\r |
496 | currentConfig.KeyBinds[10] = 1<<27; // save state\r |
497 | currentConfig.KeyBinds[11] = 1<<28; // load state\r |
498 | currentConfig.KeyBinds[23] = 1<<29; // vol up\r |
499 | currentConfig.KeyBinds[22] = 1<<30; // vol down\r |
500 | currentConfig.gamma = 100;\r |
0a051f55 |
501 | currentConfig.PicoCDBuffers = 64;\r |
2433f409 |
502 | currentConfig.scaling = 0;\r |
cc68a136 |
503 | strncpy(cfg, PicoConfigFile, 511);\r |
504 | cfg[511] = 0;\r |
505 | } else {\r |
860c6322 |
506 | romfname_ext(cfg, "cfg/", ".pbcfg");\r |
507 | f = fopen(cfg, "rb");\r |
508 | if (!f) romfname_ext(cfg, NULL, ".pbcfg");\r |
509 | else fclose(f);\r |
cc68a136 |
510 | }\r |
511 | \r |
512 | printf("emu_ReadConfig: %s ", cfg);\r |
513 | f = fopen(cfg, "rb");\r |
514 | if (f) {\r |
515 | bread = fread(¤tConfig, 1, sizeof(currentConfig), f);\r |
516 | fclose(f);\r |
517 | }\r |
2433f409 |
518 | printf(bread > 0 ? "(ok)\n" : "(failed)\n");\r |
cc68a136 |
519 | \r |
520 | PicoOpt = currentConfig.PicoOpt;\r |
521 | PsndRate = currentConfig.PsndRate;\r |
522 | PicoRegionOverride = currentConfig.PicoRegion;\r |
51a902ae |
523 | PicoAutoRgnOrder = currentConfig.PicoAutoRgnOrder;\r |
0a051f55 |
524 | PicoCDBuffers = currentConfig.PicoCDBuffers;\r |
cc68a136 |
525 | if (PicoOpt & 0x20) {\r |
526 | actionNames[ 8] = "Z"; actionNames[ 9] = "Y";\r |
527 | actionNames[10] = "X"; actionNames[11] = "MODE";\r |
528 | }\r |
2433f409 |
529 | scaling_update();\r |
cc68a136 |
530 | // some sanity checks\r |
531 | if (currentConfig.CPUclock < 1 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;\r |
532 | if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;\r |
533 | // if volume keys are unbound, bind them to volume control\r |
534 | if (!currentConfig.KeyBinds[23] && !currentConfig.KeyBinds[22]) {\r |
535 | currentConfig.KeyBinds[23] = 1<<29; // vol up\r |
536 | currentConfig.KeyBinds[22] = 1<<30; // vol down\r |
537 | }\r |
538 | \r |
2433f409 |
539 | return (bread > 0); // == sizeof(currentConfig));\r |
cc68a136 |
540 | }\r |
541 | \r |
542 | \r |
543 | int emu_WriteConfig(int game)\r |
544 | {\r |
545 | FILE *f;\r |
546 | char cfg[512];\r |
547 | int bwrite = 0;\r |
548 | \r |
549 | if (!game)\r |
550 | {\r |
551 | strncpy(cfg, PicoConfigFile, 511);\r |
552 | cfg[511] = 0;\r |
553 | } else {\r |
7336a99a |
554 | romfname_ext(cfg, "cfg/", ".pbcfg");\r |
cc68a136 |
555 | }\r |
556 | \r |
557 | printf("emu_WriteConfig: %s ", cfg);\r |
558 | f = fopen(cfg, "wb");\r |
559 | if (f) {\r |
560 | currentConfig.PicoOpt = PicoOpt;\r |
561 | currentConfig.PsndRate = PsndRate;\r |
562 | currentConfig.PicoRegion = PicoRegionOverride;\r |
51a902ae |
563 | currentConfig.PicoAutoRgnOrder = PicoAutoRgnOrder;\r |
0a051f55 |
564 | currentConfig.PicoCDBuffers = PicoCDBuffers;\r |
cc68a136 |
565 | bwrite = fwrite(¤tConfig, 1, sizeof(currentConfig), f);\r |
566 | fflush(f);\r |
567 | fclose(f);\r |
2433f409 |
568 | #ifndef NO_SYNC\r |
cc68a136 |
569 | sync();\r |
2433f409 |
570 | #endif\r |
cc68a136 |
571 | }\r |
572 | printf((bwrite == sizeof(currentConfig)) ? "(ok)\n" : "(failed)\n");\r |
573 | \r |
574 | return (bwrite == sizeof(currentConfig));\r |
575 | }\r |
576 | \r |
577 | \r |
578 | void emu_Deinit(void)\r |
579 | {\r |
580 | // save SRAM\r |
581 | if((currentConfig.EmuOpt & 1) && SRam.changed) {\r |
582 | emu_SaveLoadGame(0, 1);\r |
583 | SRam.changed = 0;\r |
584 | }\r |
585 | \r |
2433f409 |
586 | if (!(currentConfig.EmuOpt & 0x20)) {\r |
587 | FILE *f = fopen(PicoConfigFile, "r+b");\r |
588 | if (!f) emu_WriteConfig(0);\r |
589 | else {\r |
590 | // if we already have config, reload it, except last ROM\r |
591 | fseek(f, sizeof(currentConfig.lastRomFile), SEEK_SET);\r |
592 | fread(¤tConfig.EmuOpt, 1, sizeof(currentConfig) - sizeof(currentConfig.lastRomFile), f);\r |
593 | fseek(f, 0, SEEK_SET);\r |
594 | fwrite(¤tConfig, 1, sizeof(currentConfig), f);\r |
595 | fflush(f);\r |
596 | fclose(f);\r |
597 | #ifndef NO_SYNC\r |
598 | sync();\r |
599 | #endif\r |
600 | }\r |
601 | }\r |
602 | \r |
cc68a136 |
603 | free(framebuff);\r |
604 | \r |
605 | PicoExit();\r |
606 | // fclose(logf);\r |
607 | \r |
608 | // restore gamma\r |
609 | if (gp2x_old_gamma != 100)\r |
610 | set_gamma(100);\r |
611 | }\r |
612 | \r |
613 | \r |
76276b0b |
614 | void osd_text(int x, int y, const char *text)\r |
cc68a136 |
615 | {\r |
616 | int len = strlen(text)*8;\r |
617 | \r |
618 | if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r |
bf098bc5 |
619 | int *p, i, h;\r |
cc68a136 |
620 | x &= ~3; // align x\r |
621 | len = (len+3) >> 2;\r |
622 | for (h = 0; h < 8; h++) {\r |
623 | p = (int *) ((unsigned char *) gp2x_screen+x+320*(y+h));\r |
bf098bc5 |
624 | for (i = len; i; i--, p++) *p = 0xe0e0e0e0;\r |
cc68a136 |
625 | }\r |
bf098bc5 |
626 | gp2x_text_out8_2(x, y, text, 0xf0);\r |
cc68a136 |
627 | } else {\r |
628 | int *p, i, h;\r |
629 | x &= ~1; // align x\r |
630 | len = (len+1) >> 1;\r |
631 | for (h = 0; h < 8; h++) {\r |
632 | p = (int *) ((unsigned short *) gp2x_screen+x+320*(y+h));\r |
633 | for (i = len; i; i--, p++) *p = (*p>>2)&0x39e7;\r |
634 | }\r |
635 | gp2x_text_out15(x, y, text);\r |
636 | }\r |
637 | }\r |
638 | \r |
bf098bc5 |
639 | static void cd_leds(void)\r |
640 | {\r |
b837b69b |
641 | // mmu problems?\r |
642 | // static\r |
643 | int old_reg;\r |
644 | // if (!((Pico_mcd->s68k_regs[0] ^ old_reg) & 3)) return; // no change\r |
bf098bc5 |
645 | old_reg = Pico_mcd->s68k_regs[0];\r |
646 | \r |
647 | if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r |
648 | // 8-bit modes\r |
649 | unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r |
650 | unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r |
4f265db7 |
651 | *(unsigned int *)((char *)gp2x_screen + 320*2+ 4) =\r |
652 | *(unsigned int *)((char *)gp2x_screen + 320*3+ 4) =\r |
653 | *(unsigned int *)((char *)gp2x_screen + 320*4+ 4) = col_g;\r |
654 | *(unsigned int *)((char *)gp2x_screen + 320*2+12) =\r |
655 | *(unsigned int *)((char *)gp2x_screen + 320*3+12) =\r |
656 | *(unsigned int *)((char *)gp2x_screen + 320*4+12) = col_r;\r |
bf098bc5 |
657 | } else {\r |
658 | // 16-bit modes\r |
4f265db7 |
659 | unsigned int *p = (unsigned int *)((short *)gp2x_screen + 320*2+4);\r |
bf098bc5 |
660 | unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r |
661 | unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r |
4f265db7 |
662 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r |
663 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r |
664 | *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r |
bf098bc5 |
665 | }\r |
666 | }\r |
667 | \r |
cc68a136 |
668 | static int EmuScan16(unsigned int num, void *sdata)\r |
669 | {\r |
670 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
671 | DrawLineDest = (unsigned short *) gp2x_screen + 320*(num+1);\r |
672 | \r |
673 | return 0;\r |
674 | }\r |
675 | \r |
676 | static int EmuScan8(unsigned int num, void *sdata)\r |
677 | {\r |
678 | if (!(Pico.video.reg[1]&8)) num += 8;\r |
679 | DrawLineDest = (unsigned char *) gp2x_screen + 320*(num+1);\r |
680 | \r |
681 | return 0;\r |
682 | }\r |
683 | \r |
e11c5548 |
684 | int localPal[0x100];\r |
cc68a136 |
685 | static void (*vidCpyM2)(void *dest, void *src) = NULL;\r |
686 | \r |
76276b0b |
687 | static void blit(const char *fps, const char *notice)\r |
cc68a136 |
688 | {\r |
bf098bc5 |
689 | int emu_opt = currentConfig.EmuOpt;\r |
690 | \r |
cc68a136 |
691 | if (PicoOpt&0x10) {\r |
692 | // 8bit fast renderer\r |
693 | if (Pico.m.dirtyPal) {\r |
694 | Pico.m.dirtyPal = 0;\r |
695 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
696 | // feed new palette to our device\r |
697 | gp2x_video_setpalette(localPal, 0x40);\r |
698 | }\r |
699 | vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);\r |
bf098bc5 |
700 | } else if (!(emu_opt&0x80)) {\r |
cc68a136 |
701 | // 8bit accurate renderer\r |
702 | if (Pico.m.dirtyPal) {\r |
703 | Pico.m.dirtyPal = 0;\r |
704 | if(Pico.video.reg[0xC]&8) { // shadow/hilight mode\r |
705 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
706 | vidConvCpyRGB32sh(localPal+0x40, Pico.cram, 0x40);\r |
707 | vidConvCpyRGB32hi(localPal+0x80, Pico.cram, 0x40);\r |
708 | blockcpy(localPal+0xc0, localPal+0x40, 0x40*4);\r |
bf098bc5 |
709 | localPal[0xc0] = 0x0000c000;\r |
710 | localPal[0xd0] = 0x00c00000;\r |
cc68a136 |
711 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
712 | localPal[0xf0] = 0x00ffffff;\r |
713 | gp2x_video_setpalette(localPal, 0x100);\r |
714 | } else if (rendstatus & 0x20) { // mid-frame palette changes\r |
715 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
716 | vidConvCpyRGB32(localPal+0x40, HighPal, 0x40);\r |
717 | vidConvCpyRGB32(localPal+0x80, HighPal+0x40, 0x40);\r |
718 | gp2x_video_setpalette(localPal, 0xc0);\r |
719 | } else {\r |
720 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
721 | gp2x_video_setpalette(localPal, 0x40);\r |
722 | }\r |
723 | }\r |
724 | }\r |
725 | \r |
2433f409 |
726 | if (notice || (emu_opt & 2)) {\r |
727 | int h = 232;\r |
728 | if (currentConfig.scaling == 2 && !(Pico.video.reg[1]&8)) h -= 8;\r |
729 | if (notice) osd_text(4, h, notice);\r |
730 | if (emu_opt & 2)\r |
731 | osd_text(osd_fps_x, h, fps);\r |
732 | }\r |
bf098bc5 |
733 | if ((emu_opt & 0x400) && (PicoMCD & 1))\r |
734 | cd_leds();\r |
cc68a136 |
735 | \r |
736 | //gp2x_video_wait_vsync();\r |
737 | gp2x_video_flip();\r |
738 | \r |
739 | if (!(PicoOpt&0x10)) {\r |
740 | if (!(Pico.video.reg[1]&8)) {\r |
741 | if (currentConfig.EmuOpt&0x80) {\r |
742 | DrawLineDest = (unsigned short *) gp2x_screen + 320*8;\r |
743 | } else {\r |
744 | DrawLineDest = (unsigned char *) gp2x_screen + 320*8;\r |
745 | }\r |
746 | } else {\r |
747 | DrawLineDest = gp2x_screen;\r |
748 | }\r |
749 | }\r |
750 | }\r |
751 | \r |
752 | \r |
753 | // clears whole screen or just the notice area (in all buffers)\r |
754 | static void clearArea(int full)\r |
755 | {\r |
bf098bc5 |
756 | if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r |
757 | // 8-bit renderers\r |
758 | if (full) gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
759 | else gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r |
760 | } else {\r |
cc68a136 |
761 | // 16bit accurate renderer\r |
762 | if (full) gp2x_memset_all_buffers(0, 0, 320*240*2);\r |
763 | else gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r |
cc68a136 |
764 | }\r |
765 | }\r |
766 | \r |
767 | \r |
768 | static void vidResetMode(void)\r |
769 | {\r |
770 | if (PicoOpt&0x10) {\r |
cc68a136 |
771 | gp2x_video_changemode(8);\r |
cc68a136 |
772 | } else if (currentConfig.EmuOpt&0x80) {\r |
773 | gp2x_video_changemode(15);\r |
774 | PicoDrawSetColorFormat(1);\r |
775 | PicoScan = EmuScan16;\r |
776 | PicoScan(0, 0);\r |
777 | } else {\r |
bf098bc5 |
778 | gp2x_video_changemode(8);\r |
779 | PicoDrawSetColorFormat(2);\r |
780 | PicoScan = EmuScan8;\r |
781 | PicoScan(0, 0);\r |
782 | }\r |
783 | if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r |
784 | // setup pal for 8-bit modes\r |
785 | localPal[0xc0] = 0x0000c000; // MCD LEDs\r |
786 | localPal[0xd0] = 0x00c00000;\r |
cc68a136 |
787 | localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r |
788 | localPal[0xf0] = 0x00ffffff;\r |
cc68a136 |
789 | gp2x_video_setpalette(localPal, 0x100);\r |
790 | gp2x_memset_all_buffers(0, 0xe0, 320*240);\r |
791 | gp2x_video_flip();\r |
cc68a136 |
792 | }\r |
793 | Pico.m.dirtyPal = 1;\r |
794 | // reset scaling\r |
2433f409 |
795 | if (currentConfig.scaling == 2 && !(Pico.video.reg[1]&8))\r |
796 | gp2x_video_RGB_setscaling(8, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 224);\r |
797 | else gp2x_video_RGB_setscaling(0, (PicoOpt&0x100)&&!(Pico.video.reg[12]&1) ? 256 : 320, 240);\r |
cc68a136 |
798 | }\r |
799 | \r |
800 | \r |
66fdc0f0 |
801 | static void emu_msg_cb(const char *msg)\r |
802 | {\r |
803 | if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r |
804 | // 8-bit renderers\r |
805 | gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r |
806 | osd_text(4, 232, msg);\r |
807 | gp2x_memcpy_all_buffers((char *)gp2x_screen+320*232, 320*232, 320*8);\r |
808 | } else {\r |
809 | // 16bit accurate renderer\r |
810 | gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r |
811 | osd_text(4, 232, msg);\r |
812 | gp2x_memcpy_all_buffers((char *)gp2x_screen+320*232*2, 320*232*2, 320*8*2);\r |
813 | }\r |
814 | gettimeofday(¬iceMsgTime, 0);\r |
815 | noticeMsgTime.tv_sec -= 2;\r |
7a1f6e45 |
816 | \r |
817 | /* assumption: emu_msg_cb gets called only when something slow is about to happen */\r |
818 | reset_timing = 1;\r |
66fdc0f0 |
819 | }\r |
820 | \r |
fa1e5e29 |
821 | static void emu_state_cb(const char *str)\r |
822 | {\r |
823 | clearArea(0);\r |
824 | blit("", str);\r |
825 | }\r |
826 | \r |
cc68a136 |
827 | static void RunEvents(unsigned int which)\r |
828 | {\r |
829 | if(which & 0x1800) { // save or load (but not both)\r |
830 | int do_it = 1;\r |
860c6322 |
831 | if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && emu_check_save_file(state_slot)) {\r |
cc68a136 |
832 | unsigned long keys;\r |
833 | blit("", "OVERWRITE SAVE? (Y=yes, X=no)");\r |
834 | while( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )\r |
835 | usleep(50*1024);\r |
836 | if (keys & GP2X_X) do_it = 0;\r |
837 | clearArea(0);\r |
838 | }\r |
839 | if (do_it) {\r |
76276b0b |
840 | osd_text(4, 232, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");\r |
fa1e5e29 |
841 | PicoStateProgressCB = emu_state_cb;\r |
842 | gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2);\r |
76276b0b |
843 | emu_SaveLoadGame((which & 0x1000) >> 12, 0);\r |
fa1e5e29 |
844 | PicoStateProgressCB = NULL;\r |
cc68a136 |
845 | }\r |
846 | \r |
847 | reset_timing = 1;\r |
848 | }\r |
849 | if(which & 0x0400) { // switch renderer\r |
850 | if ( PicoOpt&0x10) { PicoOpt&=~0x10; currentConfig.EmuOpt |= 0x80; }\r |
851 | else if (!(currentConfig.EmuOpt&0x80)) PicoOpt|= 0x10;\r |
852 | else currentConfig.EmuOpt &= ~0x80;\r |
853 | \r |
854 | vidResetMode();\r |
855 | \r |
856 | if (PicoOpt&0x10) {\r |
857 | strcpy(noticeMsg, " 8bit fast renderer");\r |
858 | } else if (currentConfig.EmuOpt&0x80) {\r |
859 | strcpy(noticeMsg, "16bit accurate renderer");\r |
860 | } else {\r |
861 | strcpy(noticeMsg, " 8bit accurate renderer");\r |
862 | }\r |
863 | \r |
864 | gettimeofday(¬iceMsgTime, 0);\r |
865 | }\r |
866 | if(which & 0x0300) {\r |
867 | if(which&0x0200) {\r |
868 | state_slot -= 1;\r |
869 | if(state_slot < 0) state_slot = 9;\r |
870 | } else {\r |
871 | state_slot += 1;\r |
872 | if(state_slot > 9) state_slot = 0;\r |
873 | }\r |
860c6322 |
874 | sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_check_save_file(state_slot) ? "USED" : "FREE");\r |
cc68a136 |
875 | gettimeofday(¬iceMsgTime, 0);\r |
876 | }\r |
877 | if(which & 0x0080) {\r |
878 | engineState = PGS_Menu;\r |
879 | }\r |
880 | }\r |
881 | \r |
882 | \r |
8c1952f0 |
883 | static void updateMovie(void)\r |
884 | {\r |
885 | int offs = Pico.m.frame_count*3 + 0x40;\r |
886 | if (offs+3 > movie_size) {\r |
887 | free(movie_data);\r |
888 | movie_data = 0;\r |
889 | strcpy(noticeMsg, "END OF MOVIE.");\r |
890 | printf("END OF MOVIE.\n");\r |
891 | gettimeofday(¬iceMsgTime, 0);\r |
892 | } else {\r |
893 | // MXYZ SACB RLDU\r |
894 | PicoPad[0] = ~movie_data[offs] & 0x8f; // ! SCBA RLDU\r |
895 | if(!(movie_data[offs] & 0x10)) PicoPad[0] |= 0x40; // A\r |
896 | if(!(movie_data[offs] & 0x20)) PicoPad[0] |= 0x10; // B\r |
897 | if(!(movie_data[offs] & 0x40)) PicoPad[0] |= 0x20; // A\r |
898 | PicoPad[1] = ~movie_data[offs+1] & 0x8f; // ! SCBA RLDU\r |
899 | if(!(movie_data[offs+1] & 0x10)) PicoPad[1] |= 0x40; // A\r |
900 | if(!(movie_data[offs+1] & 0x20)) PicoPad[1] |= 0x10; // B\r |
901 | if(!(movie_data[offs+1] & 0x40)) PicoPad[1] |= 0x20; // A\r |
902 | PicoPad[0] |= (~movie_data[offs+2] & 0x0A) << 8; // ! MZYX\r |
903 | if(!(movie_data[offs+2] & 0x01)) PicoPad[0] |= 0x0400; // X\r |
904 | if(!(movie_data[offs+2] & 0x04)) PicoPad[0] |= 0x0100; // Z\r |
905 | PicoPad[1] |= (~movie_data[offs+2] & 0xA0) << 4; // ! MZYX\r |
906 | if(!(movie_data[offs+2] & 0x10)) PicoPad[1] |= 0x0400; // X\r |
907 | if(!(movie_data[offs+2] & 0x40)) PicoPad[1] |= 0x0100; // Z\r |
908 | }\r |
909 | }\r |
910 | \r |
911 | \r |
cc68a136 |
912 | static void updateKeys(void)\r |
913 | {\r |
914 | unsigned long keys, allActions[2] = { 0, 0 }, events;\r |
915 | static unsigned long prevEvents = 0;\r |
916 | int joy, i;\r |
917 | \r |
918 | keys = gp2x_joystick_read(0);\r |
919 | if (keys & GP2X_SELECT) {\r |
920 | engineState = select_exits ? PGS_Quit : PGS_Menu;\r |
921 | // wait until select is released, so menu would not resume game\r |
922 | while (gp2x_joystick_read(1) & GP2X_SELECT) usleep(50*1000);\r |
923 | }\r |
924 | \r |
925 | keys &= CONFIGURABLE_KEYS;\r |
926 | \r |
927 | for (i = 0; i < 32; i++)\r |
928 | {\r |
929 | if (keys & (1 << i)) {\r |
930 | int pl, acts = currentConfig.KeyBinds[i];\r |
931 | if (!acts) continue;\r |
932 | pl = (acts >> 16) & 1;\r |
933 | if (combo_keys & (1 << i)) {\r |
934 | int u = i+1, acts_c = acts & combo_acts;\r |
935 | // let's try to find the other one\r |
936 | if (acts_c)\r |
937 | for (; u < 32; u++)\r |
938 | if ( (currentConfig.KeyBinds[u] & acts_c) && (keys & (1 << u)) ) {\r |
939 | allActions[pl] |= acts_c;\r |
940 | keys &= ~((1 << i) | (1 << u));\r |
941 | break;\r |
942 | }\r |
943 | // add non-combo actions if combo ones were not found\r |
944 | if (!acts_c || u == 32)\r |
945 | allActions[pl] |= acts & ~combo_acts;\r |
946 | } else {\r |
947 | allActions[pl] |= acts;\r |
948 | }\r |
949 | }\r |
950 | }\r |
951 | \r |
952 | // add joy inputs\r |
953 | if (num_of_joys > 0)\r |
954 | {\r |
955 | gp2x_usbjoy_update();\r |
956 | for (joy = 0; joy < num_of_joys; joy++) {\r |
957 | int keys = gp2x_usbjoy_check2(joy);\r |
958 | for (i = 0; i < 32; i++) {\r |
959 | if (keys & (1 << i)) {\r |
960 | int acts = currentConfig.JoyBinds[joy][i];\r |
961 | int pl = (acts >> 16) & 1;\r |
962 | allActions[pl] |= acts;\r |
963 | }\r |
964 | }\r |
965 | }\r |
966 | }\r |
967 | \r |
8c1952f0 |
968 | PicoPad[0] = (unsigned short) allActions[0];\r |
969 | PicoPad[1] = (unsigned short) allActions[1];\r |
cc68a136 |
970 | \r |
971 | events = (allActions[0] | allActions[1]) >> 16;\r |
972 | \r |
973 | // volume is treated in special way and triggered every frame\r |
974 | if(events & 0x6000) {\r |
975 | int vol = currentConfig.volume;\r |
976 | if (events & 0x2000) {\r |
977 | if (vol < 90) vol++;\r |
978 | } else {\r |
979 | if (vol > 0) vol--;\r |
980 | }\r |
981 | gp2x_sound_volume(vol, vol);\r |
982 | sprintf(noticeMsg, "VOL: %02i", vol);\r |
983 | gettimeofday(¬iceMsgTime, 0);\r |
984 | currentConfig.volume = vol;\r |
985 | }\r |
986 | \r |
987 | events &= ~prevEvents;\r |
988 | if (events) RunEvents(events);\r |
8c1952f0 |
989 | if (movie_data) updateMovie();\r |
cc68a136 |
990 | \r |
991 | prevEvents = (allActions[0] | allActions[1]) >> 16;\r |
992 | }\r |
993 | \r |
cc68a136 |
994 | \r |
7a93adeb |
995 | static void updateSound(int len)\r |
cc68a136 |
996 | {\r |
7a93adeb |
997 | if (PicoOpt&8) len<<=1;\r |
cc68a136 |
998 | \r |
01bc6b19 |
999 | /* avoid writing audio when lagging behind to prevent audio lag */\r |
1000 | if (PicoSkipFrame != 2)\r |
1001 | gp2x_sound_write(PsndOut, len<<1);\r |
cc68a136 |
1002 | }\r |
1003 | \r |
1004 | \r |
01bc6b19 |
1005 | static void SkipFrame(int do_audio)\r |
cc68a136 |
1006 | {\r |
01bc6b19 |
1007 | PicoSkipFrame=do_audio ? 1 : 2;\r |
cc68a136 |
1008 | PicoFrame();\r |
1009 | PicoSkipFrame=0;\r |
cc68a136 |
1010 | }\r |
1011 | \r |
1012 | \r |
860c6322 |
1013 | void emu_forced_frame(void)\r |
1014 | {\r |
1015 | int po_old = PicoOpt;\r |
1016 | \r |
1017 | PicoOpt |= 0x10;\r |
1018 | PicoFrameFull();\r |
860c6322 |
1019 | \r |
1020 | if (!(Pico.video.reg[12]&1)) {\r |
68cba51e |
1021 | vidCpyM2 = vidCpyM2_32col;\r |
860c6322 |
1022 | clearArea(1);\r |
68cba51e |
1023 | } else vidCpyM2 = vidCpyM2_40col;\r |
860c6322 |
1024 | \r |
1025 | vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);\r |
1026 | vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r |
1027 | gp2x_video_setpalette(localPal, 0x40);\r |
48e8482f |
1028 | \r |
1029 | PicoOpt = po_old;\r |
860c6322 |
1030 | }\r |
1031 | \r |
cc68a136 |
1032 | static void simpleWait(int thissec, int lim_time)\r |
1033 | {\r |
1034 | struct timeval tval;\r |
1035 | \r |
1036 | spend_cycles(1024);\r |
1037 | gettimeofday(&tval, 0);\r |
1038 | if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r |
1039 | \r |
1040 | while(tval.tv_usec < lim_time)\r |
1041 | {\r |
1042 | spend_cycles(1024);\r |
1043 | gettimeofday(&tval, 0);\r |
1044 | if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r |
1045 | }\r |
1046 | }\r |
1047 | \r |
1048 | \r |
1049 | void emu_Loop(void)\r |
1050 | {\r |
1051 | static int gp2x_old_clock = 200;\r |
1052 | static int PsndRate_old = 0, PicoOpt_old = 0, PsndLen_real = 0, pal_old = 0;\r |
1053 | char fpsbuff[24]; // fps count c string\r |
1054 | struct timeval tval; // timing\r |
1055 | int thissec = 0, frames_done = 0, frames_shown = 0, oldmodes = 0;\r |
1056 | int target_fps, target_frametime, lim_time, i;\r |
1057 | char *notice = 0;\r |
1058 | \r |
1059 | printf("entered emu_Loop()\n");\r |
1060 | \r |
1061 | if (gp2x_old_clock != currentConfig.CPUclock) {\r |
1062 | printf("changing clock to %i...", currentConfig.CPUclock); fflush(stdout);\r |
1063 | set_FCLK(currentConfig.CPUclock);\r |
1064 | gp2x_old_clock = currentConfig.CPUclock;\r |
1065 | printf(" done\n");\r |
1066 | }\r |
1067 | \r |
1068 | if (gp2x_old_gamma != currentConfig.gamma) {\r |
1069 | set_gamma(currentConfig.gamma);\r |
1070 | gp2x_old_gamma = currentConfig.gamma;\r |
1071 | printf("updated gamma to %i\n", currentConfig.gamma);\r |
1072 | }\r |
1073 | \r |
1074 | fpsbuff[0] = 0;\r |
1075 | \r |
1076 | // make sure we are in correct mode\r |
1077 | vidResetMode();\r |
e11c5548 |
1078 | Pico.m.dirtyPal = 1;\r |
cc68a136 |
1079 | oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;\r |
1080 | find_combos();\r |
1081 | \r |
1082 | // pal/ntsc might have changed, reset related stuff\r |
1083 | target_fps = Pico.m.pal ? 50 : 60;\r |
1084 | target_frametime = 1000000/target_fps;\r |
1085 | reset_timing = 1;\r |
1086 | \r |
1087 | // prepare sound stuff\r |
1088 | if(currentConfig.EmuOpt & 4) {\r |
7a93adeb |
1089 | int snd_excess_add;\r |
cc68a136 |
1090 | if(PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old || crashed_940) {\r |
1091 | /* if 940 is turned off, we need it to be put back to sleep */\r |
1092 | if (!(PicoOpt&0x200) && ((PicoOpt^PicoOpt_old)&0x200)) {\r |
b837b69b |
1093 | Reset940(1, 2);\r |
cc68a136 |
1094 | Pause940(1);\r |
1095 | }\r |
7a93adeb |
1096 | sound_rerate(1);\r |
cc68a136 |
1097 | }\r |
1098 | //excess_samples = PsndRate - PsndLen*target_fps;\r |
cc68a136 |
1099 | snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;\r |
1100 | printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n", PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);\r |
1101 | gp2x_start_sound(PsndRate, 16, (PicoOpt&8)>>3);\r |
1102 | gp2x_sound_volume(currentConfig.volume, currentConfig.volume);\r |
1103 | PicoWriteSound = updateSound;\r |
7a93adeb |
1104 | memset(sndBuffer, 0, sizeof(sndBuffer));\r |
1105 | PsndOut = sndBuffer;\r |
cc68a136 |
1106 | PsndRate_old = PsndRate;\r |
1107 | PsndLen_real = PsndLen;\r |
1108 | PicoOpt_old = PicoOpt;\r |
1109 | pal_old = Pico.m.pal;\r |
1110 | } else {\r |
1111 | PsndOut = 0;\r |
1112 | }\r |
1113 | \r |
0a051f55 |
1114 | // prepare CD buffer\r |
1115 | if (PicoMCD & 1) PicoCDBufferInit();\r |
1116 | \r |
cc68a136 |
1117 | // loop?\r |
1118 | while (engineState == PGS_Running)\r |
1119 | {\r |
1120 | int modes;\r |
1121 | \r |
1122 | gettimeofday(&tval, 0);\r |
1123 | if(reset_timing) {\r |
1124 | reset_timing = 0;\r |
1125 | thissec = tval.tv_sec;\r |
1126 | frames_shown = frames_done = tval.tv_usec/target_frametime;\r |
1127 | }\r |
1128 | \r |
1129 | // show notice message?\r |
1130 | if(noticeMsgTime.tv_sec) {\r |
1131 | static int noticeMsgSum;\r |
1132 | if((tval.tv_sec*1000000+tval.tv_usec) - (noticeMsgTime.tv_sec*1000000+noticeMsgTime.tv_usec) > 2000000) { // > 2.0 sec\r |
1133 | noticeMsgTime.tv_sec = noticeMsgTime.tv_usec = 0;\r |
1134 | clearArea(0);\r |
1135 | notice = 0;\r |
1136 | } else {\r |
1137 | int sum = noticeMsg[0]+noticeMsg[1]+noticeMsg[2];\r |
1138 | if (sum != noticeMsgSum) { clearArea(0); noticeMsgSum = sum; }\r |
1139 | notice = noticeMsg;\r |
1140 | }\r |
1141 | }\r |
1142 | \r |
1143 | // check for mode changes\r |
1144 | modes = ((Pico.video.reg[12]&1)<<2)|(Pico.video.reg[1]&8);\r |
1145 | if (modes != oldmodes) {\r |
1146 | int scalex = 320;\r |
1147 | osd_fps_x = OSD_FPS_X;\r |
1148 | if (modes & 4) {\r |
1149 | vidCpyM2 = vidCpyM2_40col;\r |
1150 | } else {\r |
1151 | if (PicoOpt & 0x100) {\r |
1152 | vidCpyM2 = vidCpyM2_32col_nobord;\r |
1153 | scalex = 256;\r |
1154 | osd_fps_x = OSD_FPS_X - 64;\r |
1155 | } else {\r |
1156 | vidCpyM2 = vidCpyM2_32col;\r |
1157 | }\r |
1158 | }\r |
2433f409 |
1159 | if (currentConfig.scaling == 2 && !(modes&8)) // want vertical scaling and game is not in 240 line mode\r |
1160 | gp2x_video_RGB_setscaling(8, scalex, 224);\r |
1161 | else gp2x_video_RGB_setscaling(0, scalex, 240);\r |
cc68a136 |
1162 | oldmodes = modes;\r |
1163 | clearArea(1);\r |
1164 | }\r |
1165 | \r |
1166 | // second changed?\r |
1167 | if(thissec != tval.tv_sec) {\r |
1168 | #ifdef BENCHMARK\r |
1169 | static int bench = 0, bench_fps = 0, bench_fps_s = 0, bfp = 0, bf[4];\r |
1170 | if(++bench == 10) {\r |
1171 | bench = 0;\r |
1172 | bench_fps_s = bench_fps;\r |
1173 | bf[bfp++ & 3] = bench_fps;\r |
1174 | bench_fps = 0;\r |
1175 | }\r |
1176 | bench_fps += frames_shown;\r |
1177 | sprintf(fpsbuff, "%02i/%02i/%02i", frames_shown, bench_fps_s, (bf[0]+bf[1]+bf[2]+bf[3])>>2);\r |
1178 | #else\r |
1179 | if(currentConfig.EmuOpt & 2)\r |
1180 | sprintf(fpsbuff, "%02i/%02i", frames_shown, frames_done);\r |
1181 | #endif\r |
1182 | thissec = tval.tv_sec;\r |
1183 | \r |
1184 | if(PsndOut == 0 && currentConfig.Frameskip >= 0) {\r |
1185 | frames_done = frames_shown = 0;\r |
1186 | } else {\r |
1187 | // it is quite common for this implementation to leave 1 fame unfinished\r |
1188 | // when second changes, but we don't want buffer to starve.\r |
1189 | if(PsndOut && frames_done < target_fps && frames_done > target_fps-5) {\r |
1190 | updateKeys();\r |
01bc6b19 |
1191 | SkipFrame(1); frames_done++;\r |
cc68a136 |
1192 | }\r |
1193 | \r |
1194 | frames_done -= target_fps; if (frames_done < 0) frames_done = 0;\r |
1195 | frames_shown -= target_fps; if (frames_shown < 0) frames_shown = 0;\r |
1196 | if (frames_shown > frames_done) frames_shown = frames_done;\r |
1197 | }\r |
1198 | }\r |
2433f409 |
1199 | #if 1\r |
7a1f6e45 |
1200 | sprintf(fpsbuff, "%05i", Pico.m.frame_count);\r |
1201 | #endif\r |
cc68a136 |
1202 | lim_time = (frames_done+1) * target_frametime;\r |
1203 | if(currentConfig.Frameskip >= 0) { // frameskip enabled\r |
1204 | for(i = 0; i < currentConfig.Frameskip; i++) {\r |
1205 | updateKeys();\r |
01bc6b19 |
1206 | SkipFrame(1); frames_done++;\r |
cc68a136 |
1207 | if (PsndOut) { // do framelimitting if sound is enabled\r |
1208 | gettimeofday(&tval, 0);\r |
1209 | if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r |
1210 | if(tval.tv_usec < lim_time) { // we are too fast\r |
1211 | simpleWait(thissec, lim_time);\r |
1212 | }\r |
1213 | }\r |
1214 | lim_time += target_frametime;\r |
1215 | }\r |
1216 | } else if(tval.tv_usec > lim_time) { // auto frameskip\r |
1217 | // no time left for this frame - skip\r |
4ff2d527 |
1218 | if (tval.tv_usec - lim_time >= 0x300000) {\r |
1219 | /* something caused a slowdown for us (disk access? cache flush?)\r |
1220 | * try to recover by resetting timing... */\r |
1221 | reset_timing = 1;\r |
1222 | continue;\r |
1223 | }\r |
cc68a136 |
1224 | updateKeys();\r |
00bd648e |
1225 | SkipFrame(tval.tv_usec < lim_time+target_frametime*2); frames_done++;\r |
cc68a136 |
1226 | continue;\r |
1227 | }\r |
1228 | \r |
1229 | updateKeys();\r |
1230 | PicoFrame();\r |
1231 | \r |
312e9ce1 |
1232 | #if 0\r |
1233 | if (Pico.m.frame_count == 31563) {\r |
1234 | FILE *f;\r |
1235 | f = fopen("ram_p.bin", "wb");\r |
1236 | if (!f) { printf("!f\n"); exit(1); }\r |
1237 | fwrite(Pico.ram, 1, 0x10000, f);\r |
1238 | fclose(f);\r |
1239 | exit(0);\r |
1240 | }\r |
1241 | #endif\r |
4f672280 |
1242 | #if 0\r |
1243 | // debug\r |
1244 | {\r |
312e9ce1 |
1245 | #define BYTE unsigned char\r |
1246 | #define WORD unsigned short\r |
1247 | struct\r |
1248 | {\r |
1249 | BYTE IDLength; /* 00h Size of Image ID field */\r |
1250 | BYTE ColorMapType; /* 01h Color map type */\r |
1251 | BYTE ImageType; /* 02h Image type code */\r |
1252 | WORD CMapStart; /* 03h Color map origin */\r |
1253 | WORD CMapLength; /* 05h Color map length */\r |
1254 | BYTE CMapDepth; /* 07h Depth of color map entries */\r |
1255 | WORD XOffset; /* 08h X origin of image */\r |
1256 | WORD YOffset; /* 0Ah Y origin of image */\r |
1257 | WORD Width; /* 0Ch Width of image */\r |
1258 | WORD Height; /* 0Eh Height of image */\r |
1259 | BYTE PixelDepth; /* 10h Image pixel size */\r |
1260 | BYTE ImageDescriptor; /* 11h Image descriptor byte */\r |
1261 | } __attribute__((packed)) TGAHEAD;\r |
1262 | static unsigned short oldscr[320*240];\r |
4f672280 |
1263 | FILE *f; char name[128]; int i;\r |
312e9ce1 |
1264 | \r |
1265 | memset(&TGAHEAD, 0, sizeof(TGAHEAD));\r |
1266 | TGAHEAD.ImageType = 2;\r |
1267 | TGAHEAD.Width = 320;\r |
1268 | TGAHEAD.Height = 240;\r |
1269 | TGAHEAD.PixelDepth = 16;\r |
1270 | TGAHEAD.ImageDescriptor = 2<<4; // image starts at top-left\r |
1271 | \r |
1272 | #define CONV(X) (((X>>1)&0x7fe0)|(X&0x1f)) // 555?\r |
1273 | \r |
1274 | for (i = 0; i < 320*240; i++)\r |
1275 | if(oldscr[i] != CONV(((unsigned short *)gp2x_screen)[i])) break;\r |
1276 | if (i < 320*240)\r |
4f672280 |
1277 | {\r |
312e9ce1 |
1278 | for (i = 0; i < 320*240; i++)\r |
1279 | oldscr[i] = CONV(((unsigned short *)gp2x_screen)[i]);\r |
1280 | sprintf(name, "%05i.tga", Pico.m.frame_count);\r |
4f672280 |
1281 | f = fopen(name, "wb");\r |
1282 | if (!f) { printf("!f\n"); exit(1); }\r |
312e9ce1 |
1283 | fwrite(&TGAHEAD, 1, sizeof(TGAHEAD), f);\r |
1284 | fwrite(oldscr, 1, 320*240*2, f);\r |
4f672280 |
1285 | fclose(f);\r |
1286 | }\r |
1287 | }\r |
1288 | #endif\r |
1289 | \r |
cc68a136 |
1290 | // check time\r |
1291 | gettimeofday(&tval, 0);\r |
4ff2d527 |
1292 | if (thissec != tval.tv_sec) tval.tv_usec+=1000000;\r |
cc68a136 |
1293 | \r |
4ff2d527 |
1294 | if (currentConfig.Frameskip < 0 && tval.tv_usec - lim_time >= 0x300000) // slowdown detection\r |
1295 | reset_timing = 1;\r |
1296 | else if (PsndOut != NULL || currentConfig.Frameskip < 0)\r |
cc68a136 |
1297 | {\r |
4ff2d527 |
1298 | // sleep if we are still too fast\r |
cc68a136 |
1299 | // usleep sleeps for ~20ms minimum, so it is not a solution here\r |
cc68a136 |
1300 | if(tval.tv_usec < lim_time)\r |
1301 | {\r |
1302 | // we are too fast\r |
1303 | simpleWait(thissec, lim_time);\r |
1304 | }\r |
1305 | }\r |
1306 | \r |
1307 | blit(fpsbuff, notice);\r |
1308 | \r |
1309 | frames_done++; frames_shown++;\r |
1310 | }\r |
1311 | \r |
0a051f55 |
1312 | \r |
1313 | if (PicoMCD & 1) PicoCDBufferFree();\r |
1314 | \r |
cc68a136 |
1315 | // save SRAM\r |
1316 | if((currentConfig.EmuOpt & 1) && SRam.changed) {\r |
76276b0b |
1317 | osd_text(4, 232, "Writing SRAM/BRAM..");\r |
cc68a136 |
1318 | emu_SaveLoadGame(0, 1);\r |
1319 | SRam.changed = 0;\r |
1320 | }\r |
e11c5548 |
1321 | \r |
1322 | // if in 16bit mode, generate 8it image for menu background\r |
860c6322 |
1323 | if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80))\r |
1324 | emu_forced_frame();\r |
76276b0b |
1325 | \r |
1326 | // for menu bg\r |
860c6322 |
1327 | gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r |
cc68a136 |
1328 | }\r |
1329 | \r |
1330 | \r |
1331 | void emu_ResetGame(void)\r |
1332 | {\r |
1333 | PicoReset(0);\r |
1334 | reset_timing = 1;\r |
1335 | }\r |
1336 | \r |
1337 | \r |
1338 | size_t gzRead2(void *p, size_t _size, size_t _n, void *file)\r |
1339 | {\r |
1340 | return gzread(file, p, _n);\r |
1341 | }\r |
1342 | \r |
1343 | \r |
1344 | size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)\r |
1345 | {\r |
1346 | return gzwrite(file, p, _n);\r |
1347 | }\r |
1348 | \r |
860c6322 |
1349 | static int try_ropen_file(const char *fname)\r |
1350 | {\r |
1351 | FILE *f;\r |
1352 | \r |
1353 | f = fopen(fname, "rb");\r |
1354 | if (f) {\r |
1355 | fclose(f);\r |
1356 | return 1;\r |
1357 | }\r |
1358 | return 0;\r |
1359 | }\r |
1360 | \r |
1361 | char *emu_GetSaveFName(int load, int is_sram, int slot)\r |
1362 | {\r |
1363 | static char saveFname[512];\r |
1364 | char ext[16];\r |
1365 | \r |
1366 | if (is_sram)\r |
1367 | {\r |
1368 | romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r |
1369 | if (load) {\r |
1370 | if (try_ropen_file(saveFname)) return saveFname;\r |
1371 | // try in current dir..\r |
1372 | romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r |
1373 | if (try_ropen_file(saveFname)) return saveFname;\r |
1374 | return NULL; // give up\r |
1375 | }\r |
1376 | }\r |
1377 | else\r |
1378 | {\r |
1379 | ext[0] = 0;\r |
1380 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
1381 | strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r |
1382 | \r |
1383 | romfname_ext(saveFname, "mds/", ext);\r |
1384 | if (load) {\r |
1385 | if (try_ropen_file(saveFname)) return saveFname;\r |
1386 | romfname_ext(saveFname, NULL, ext);\r |
1387 | if (try_ropen_file(saveFname)) return saveFname;\r |
1388 | if (currentConfig.EmuOpt & 8) {\r |
1389 | ext[0] = 0;\r |
1390 | if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r |
1391 | strcat(ext, ".mds");\r |
1392 | \r |
1393 | romfname_ext(saveFname, "mds/", ext);\r |
1394 | if (try_ropen_file(saveFname)) return saveFname;\r |
1395 | romfname_ext(saveFname, NULL, ext);\r |
1396 | if (try_ropen_file(saveFname)) return saveFname;\r |
1397 | }\r |
1398 | return NULL;\r |
1399 | }\r |
1400 | }\r |
1401 | \r |
1402 | return saveFname;\r |
1403 | }\r |
1404 | \r |
1405 | int emu_check_save_file(int slot)\r |
1406 | {\r |
1407 | return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r |
1408 | }\r |
1409 | \r |
1410 | void emu_set_save_cbs(int gz)\r |
1411 | {\r |
1412 | if (gz) {\r |
1413 | areaRead = gzRead2;\r |
1414 | areaWrite = gzWrite2;\r |
1415 | areaEof = (areaeof *) gzeof;\r |
1416 | areaSeek = (areaseek *) gzseek;\r |
1417 | areaClose = (areaclose *) gzclose;\r |
1418 | } else {\r |
1419 | areaRead = (arearw *) fread;\r |
1420 | areaWrite = (arearw *) fwrite;\r |
1421 | areaEof = (areaeof *) feof;\r |
1422 | areaSeek = (areaseek *) fseek;\r |
1423 | areaClose = (areaclose *) fclose;\r |
1424 | }\r |
1425 | }\r |
cc68a136 |
1426 | \r |
1427 | int emu_SaveLoadGame(int load, int sram)\r |
1428 | {\r |
1429 | int ret = 0;\r |
860c6322 |
1430 | char *saveFname;\r |
cc68a136 |
1431 | \r |
1432 | // make save filename\r |
860c6322 |
1433 | saveFname = emu_GetSaveFName(load, sram, state_slot);\r |
1434 | if (saveFname == NULL) {\r |
68cba51e |
1435 | if (!sram) {\r |
1436 | strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r |
1437 | gettimeofday(¬iceMsgTime, 0);\r |
1438 | }\r |
860c6322 |
1439 | return -1;\r |
cc68a136 |
1440 | }\r |
1441 | \r |
1442 | printf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r |
1443 | \r |
1444 | if(sram) {\r |
1445 | FILE *sramFile;\r |
ab0607f7 |
1446 | int sram_size;\r |
1447 | unsigned char *sram_data;\r |
1448 | if (PicoMCD&1) {\r |
1449 | sram_size = 0x2000;\r |
1450 | sram_data = Pico_mcd->bram;\r |
1451 | } else {\r |
1452 | sram_size = SRam.end-SRam.start+1;\r |
1453 | if(SRam.reg_back & 4) sram_size=0x2000;\r |
1454 | sram_data = SRam.data;\r |
1455 | }\r |
1456 | if(!sram_data) return 0; // SRam forcefully disabled for this game\r |
1457 | \r |
cc68a136 |
1458 | if(load) {\r |
1459 | sramFile = fopen(saveFname, "rb");\r |
1460 | if(!sramFile) return -1;\r |
ab0607f7 |
1461 | fread(sram_data, 1, sram_size, sramFile);\r |
cc68a136 |
1462 | fclose(sramFile);\r |
1463 | } else {\r |
1464 | // sram save needs some special processing\r |
1465 | // see if we have anything to save\r |
1466 | for(; sram_size > 0; sram_size--)\r |
ab0607f7 |
1467 | if(sram_data[sram_size-1]) break;\r |
cc68a136 |
1468 | \r |
1469 | if(sram_size) {\r |
1470 | sramFile = fopen(saveFname, "wb");\r |
ab0607f7 |
1471 | ret = fwrite(sram_data, 1, sram_size, sramFile);\r |
cc68a136 |
1472 | ret = (ret != sram_size) ? -1 : 0;\r |
1473 | fclose(sramFile);\r |
2433f409 |
1474 | #ifndef NO_SYNC\r |
cc68a136 |
1475 | sync();\r |
2433f409 |
1476 | #endif\r |
cc68a136 |
1477 | }\r |
1478 | }\r |
1479 | return ret;\r |
ab0607f7 |
1480 | }\r |
1481 | else\r |
1482 | {\r |
cc68a136 |
1483 | void *PmovFile = NULL;\r |
860c6322 |
1484 | if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0) {\r |
cc68a136 |
1485 | if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r |
860c6322 |
1486 | emu_set_save_cbs(1);\r |
cc68a136 |
1487 | if(!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r |
860c6322 |
1488 | }\r |
cc68a136 |
1489 | }\r |
860c6322 |
1490 | else\r |
1491 | {\r |
cc68a136 |
1492 | if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r |
860c6322 |
1493 | emu_set_save_cbs(0);\r |
cc68a136 |
1494 | }\r |
1495 | }\r |
1496 | if(PmovFile) {\r |
75736070 |
1497 | ret = PmovState(load ? 6 : 5, PmovFile);\r |
860c6322 |
1498 | areaClose(PmovFile);\r |
cc68a136 |
1499 | PmovFile = 0;\r |
2433f409 |
1500 | if (load) Pico.m.dirtyPal=1;\r |
1501 | #ifndef NO_SYNC\r |
1502 | else sync();\r |
1503 | #endif\r |
75736070 |
1504 | }\r |
1505 | else ret = -1;\r |
1506 | if (!ret)\r |
1507 | strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r |
1508 | else\r |
1509 | {\r |
cc68a136 |
1510 | strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r |
1511 | ret = -1;\r |
1512 | }\r |
1513 | \r |
1514 | gettimeofday(¬iceMsgTime, 0);\r |
1515 | return ret;\r |
1516 | }\r |
1517 | }\r |