palcfg.c 15 KB

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  1. #include "global.h"
  2. #include "palcfg.h"
  3. #include "util.h"
  4. #include "resampler.h"
  5. #include <stdint.h>
  6. #if !defined(PAL_HAS_TOUCH)
  7. #define PAL_HAS_TOUCH 0
  8. #endif
  9. static const ConfigItem gConfigItems[PALCFG_ALL_MAX] = {
  10. { PALCFG_FULLSCREEN, PALCFG_BOOLEAN, "FULLSCREEN", 10, FALSE, FALSE, TRUE },
  11. { PALCFG_KEEPASPECTRATIO, PALCFG_BOOLEAN, "KEEPASPECTRATIO", 15, TRUE, FALSE, TRUE },
  12. { PALCFG_LAUNCHSETTING, PALCFG_BOOLEAN, "LAUNCHSETTING", 13, TRUE, FALSE, TRUE },
  13. { PALCFG_STEREO, PALCFG_BOOLEAN, "STEREO", 6, TRUE, FALSE, TRUE }, // Default for stereo audio
  14. { PALCFG_USEEMBEDDEDFONTS, PALCFG_BOOLEAN, "USEEMBEDDEDFONTS", 16, TRUE, FALSE, TRUE }, // Default for using embedded fonts in DOS version
  15. { PALCFG_USESURROUNDOPL, PALCFG_BOOLEAN, "USESURROUNDOPL", 14, TRUE, FALSE, TRUE }, // Default for using surround opl
  16. { PALCFG_USETOUCHOVERLAY, PALCFG_BOOLEAN, "USETOUCHOVERLAY", 15, PAL_HAS_TOUCH, FALSE, TRUE },
  17. { PALCFG_SURROUNDOPLOFFSET, PALCFG_INTEGER, "SURROUNDOPLOFFSET", 17, 384, INT32_MIN, INT32_MAX },
  18. { PALCFG_AUDIOBUFFERSIZE, PALCFG_UNSIGNED, "AUDIOBUFFERSIZE", 15, PAL_AUDIO_DEFAULT_BUFFER_SIZE, 2, 32768 },
  19. { PALCFG_CODEPAGE, PALCFG_UNSIGNED, "CODEPAGE", 8, CP_BIG5, CP_BIG5, CP_MAX - 1 }, // Default for BIG5
  20. { PALCFG_OPLSAMPLERATE, PALCFG_UNSIGNED, "OPLSAMPLERATE", 13, 49716, 0, UINT32_MAX },
  21. { PALCFG_RESAMPLEQUALITY, PALCFG_UNSIGNED, "RESAMPLEQUALITY", 15, RESAMPLER_QUALITY_MAX, RESAMPLER_QUALITY_MIN, RESAMPLER_QUALITY_MAX }, // Default for best quality
  22. { PALCFG_SAMPLERATE, PALCFG_UNSIGNED, "SAMPLERATE", 10, 44100, 0, PAL_MAX_SAMPLERATE },
  23. { PALCFG_MUSICVOLUME, PALCFG_UNSIGNED, "MUSICVOLUME", 11, PAL_MAX_VOLUME, 0, PAL_MAX_VOLUME }, // Default for maximum volume
  24. { PALCFG_SOUNDVOLUME, PALCFG_UNSIGNED, "SOUNDVOLUME", 11, PAL_MAX_VOLUME, 0, PAL_MAX_VOLUME }, // Default for maximum volume
  25. { PALCFG_WINDOWHEIGHT, PALCFG_UNSIGNED, "WINDOWHEIGHT", 12, PAL_DEFAULT_WINDOW_HEIGHT, 0, UINT32_MAX },
  26. { PALCFG_WINDOWWIDTH, PALCFG_UNSIGNED, "WINDOWWIDTH", 11, PAL_DEFAULT_WINDOW_WIDTH, 0, UINT32_MAX },
  27. { PALCFG_CD, PALCFG_STRING, "CD", 2, "OGG", NULL, NULL },
  28. { PALCFG_GAMEPATH, PALCFG_STRING, "GAMEPATH", 8, NULL, NULL, NULL },
  29. { PALCFG_MESSAGEFILE, PALCFG_STRING, "MESSAGEFILENAME", 15, NULL, NULL, NULL },
  30. { PALCFG_MUSIC, PALCFG_STRING, "MUSIC", 5, "RIX", NULL, NULL },
  31. { PALCFG_OPL, PALCFG_STRING, "OPL", 3, "DOSBOX", NULL, NULL },
  32. { PALCFG_RIXEXTRAINIT, PALCFG_STRING, "RIXEXTRAINIT", 12, NULL, NULL, NULL },
  33. };
  34. BOOL
  35. PAL_ParseConfigLine(
  36. const char * line,
  37. const ConfigItem ** ppItem,
  38. ConfigValue * pValue
  39. )
  40. {
  41. //
  42. // Skip leading spaces
  43. //
  44. while (*line && isspace(*line)) line++;
  45. //
  46. // Skip comments
  47. //
  48. if (*line && *line != '#')
  49. {
  50. const char *ptr;
  51. if (ptr = strchr(line, '='))
  52. {
  53. const char *end = ptr++;
  54. //
  55. // Skip tailing spaces
  56. //
  57. while (end > line && isspace(end[-1])) end--;
  58. int len = end - line;
  59. for (int i = 0; i < sizeof(gConfigItems) / sizeof(ConfigItem); i++)
  60. {
  61. if (gConfigItems[i].NameLength == len &&
  62. SDL_strncasecmp(line, gConfigItems[i].Name, len) == 0)
  63. {
  64. if (ppItem) *ppItem = &gConfigItems[i];
  65. if (pValue)
  66. {
  67. if (gConfigItems[i].Type != PALCFG_STRING)
  68. {
  69. switch (gConfigItems[i].Type)
  70. {
  71. case PALCFG_UNSIGNED:
  72. sscanf(ptr, "%u", &pValue->uValue);
  73. if (pValue->uValue < gConfigItems[i].MinValue.uValue)
  74. pValue->uValue = gConfigItems[i].MinValue.uValue;
  75. else if (pValue->uValue > gConfigItems[i].MaxValue.uValue)
  76. pValue->uValue = gConfigItems[i].MaxValue.uValue;
  77. break;
  78. case PALCFG_INTEGER:
  79. sscanf(ptr, "%d", &pValue->iValue);
  80. if (pValue->iValue < gConfigItems[i].MinValue.iValue)
  81. pValue->iValue = gConfigItems[i].MinValue.iValue;
  82. else if (pValue->iValue > gConfigItems[i].MaxValue.iValue)
  83. pValue->iValue = gConfigItems[i].MaxValue.iValue;
  84. break;
  85. case PALCFG_BOOLEAN:
  86. sscanf(ptr, "%d", &pValue->bValue);
  87. pValue->bValue = pValue->bValue ? TRUE : FALSE;
  88. break;
  89. }
  90. }
  91. else
  92. {
  93. //
  94. // Skip leading spaces
  95. //
  96. while (*ptr && isspace(*ptr)) ptr++;
  97. pValue->sValue = ptr;
  98. }
  99. return TRUE;
  100. }
  101. }
  102. }
  103. }
  104. }
  105. return FALSE;
  106. }
  107. ConfigValue
  108. PAL_DefaultConfig(
  109. PALCFG_ITEM item
  110. )
  111. {
  112. return gConfigItems[item].DefaultValue;
  113. }
  114. const char *
  115. PAL_ConfigName(
  116. PALCFG_ITEM item
  117. )
  118. {
  119. return gConfigItems[item].Name;
  120. }
  121. BOOL
  122. PAL_LimitConfig(
  123. PALCFG_ITEM item,
  124. ConfigValue * pValue
  125. )
  126. {
  127. if (!pValue) return FALSE;
  128. switch (gConfigItems[item].Type)
  129. {
  130. case PALCFG_UNSIGNED:
  131. if (pValue->uValue < gConfigItems[item].MinValue.uValue)
  132. {
  133. pValue->uValue = gConfigItems[item].MinValue.uValue;
  134. return TRUE;
  135. }
  136. else if (pValue->uValue > gConfigItems[item].MaxValue.uValue)
  137. {
  138. pValue->uValue = gConfigItems[item].MaxValue.uValue;
  139. return TRUE;
  140. }
  141. else
  142. return FALSE;
  143. case PALCFG_INTEGER:
  144. if (pValue->iValue < gConfigItems[item].MinValue.iValue)
  145. {
  146. pValue->iValue = gConfigItems[item].MinValue.iValue;
  147. return TRUE;
  148. }
  149. else if (pValue->iValue > gConfigItems[item].MaxValue.iValue)
  150. {
  151. pValue->iValue = gConfigItems[item].MaxValue.iValue;
  152. return TRUE;
  153. }
  154. else
  155. return FALSE;
  156. case PALCFG_BOOLEAN:
  157. if (pValue->bValue != TRUE && pValue->bValue != FALSE)
  158. {
  159. pValue->bValue = pValue->bValue ? TRUE : FALSE;
  160. return TRUE;
  161. }
  162. else
  163. return FALSE;
  164. default:
  165. return FALSE;
  166. }
  167. }
  168. VOID
  169. PAL_LoadConfig(
  170. BOOL fFromFile
  171. )
  172. {
  173. FILE *fp;
  174. ConfigValue values[PALCFG_ALL_MAX];
  175. MUSICTYPE eMusicType = MUSIC_RIX;
  176. MUSICTYPE eCDType = MUSIC_OGG;
  177. OPLTYPE eOPLType = OPL_DOSBOX;
  178. SCREENLAYOUT screen_layout = {
  179. // Equipment Screen
  180. PAL_XY(8, 8), PAL_XY(2, 95), PAL_XY(5, 70), PAL_XY(51, 57),
  181. { PAL_XY(92, 11), PAL_XY(92, 33), PAL_XY(92, 55), PAL_XY(92, 77), PAL_XY(92, 99), PAL_XY(92, 121) },
  182. { PAL_XY(130, 11), PAL_XY(130, 33), PAL_XY(130, 55), PAL_XY(130, 77), PAL_XY(130, 99), PAL_XY(130, 121) },
  183. { PAL_XY(226, 10), PAL_XY(226, 32), PAL_XY(226, 54), PAL_XY(226, 76), PAL_XY(226, 98) },
  184. { PAL_XY(260, 14), PAL_XY(260, 36), PAL_XY(260, 58), PAL_XY(260, 80), PAL_XY(260, 102) },
  185. // Status Screen
  186. PAL_XY(110, 8), PAL_XY(110, 30), PAL_XY(6, 6), PAL_XY(6, 32), PAL_XY(6, 54), PAL_XY(6, 76),
  187. { PAL_XY(6, 98), PAL_XY(6, 118), PAL_XY(6, 138), PAL_XY(6, 158), PAL_XY(6, 178) },
  188. PAL_XY(58, 6), PAL_XY(58, 15), PAL_XY(0, 0), PAL_XY(54, 35), PAL_XY(42, 56),
  189. PAL_XY(63, 61), PAL_XY(65, 58), PAL_XY(42, 78), PAL_XY(63, 83), PAL_XY(65, 80),
  190. { PAL_XY(42, 102), PAL_XY(42, 122), PAL_XY(42, 142), PAL_XY(42, 162), PAL_XY(42, 182) },
  191. { PAL_XY(189, -1), PAL_XY(247, 39), PAL_XY(251, 101), PAL_XY(201, 133), PAL_XY(141, 141), PAL_XY(81, 125) },
  192. { PAL_XY(195, 38), PAL_XY(253, 78), PAL_XY(257, 140), PAL_XY(207, 172), PAL_XY(147, 180), PAL_XY(87, 164) },
  193. { PAL_XY(185, 58), PAL_XY(185, 76), PAL_XY(185, 94), PAL_XY(185, 112), PAL_XY(185, 130), PAL_XY(185, 148), PAL_XY(185, 166), PAL_XY(185, 184), PAL_XY(185, 184), PAL_XY(185, 184) },
  194. // Extra Lines
  195. PAL_XY(0, 0), PAL_XY(0, 0)
  196. };
  197. for (PALCFG_ITEM i = PALCFG_ALL_MIN; i < PALCFG_ALL_MAX; i++) values[i] = PAL_DefaultConfig(i);
  198. if (fFromFile && (fp = fopen(va("%ssdlpal.cfg", PAL_CONFIG_PREFIX), "r")))
  199. {
  200. PAL_LARGE char buf[512];
  201. //
  202. // Load the configuration data
  203. //
  204. while (fgets(buf, 512, fp) != NULL)
  205. {
  206. ConfigValue value;
  207. const ConfigItem * item;
  208. if (PAL_ParseConfigLine(buf, &item, &value))
  209. {
  210. switch (item->Item)
  211. {
  212. case PALCFG_AUDIOBUFFERSIZE:
  213. if ((value.uValue & (value.uValue - 1)) != 0)
  214. {
  215. /* Make sure iAudioBufferSize is power of 2 */
  216. int n = 0;
  217. while (value.uValue) { value.uValue >>= 1; n++; }
  218. value.uValue = 1 << (n - 1);
  219. }
  220. values[item->Item] = value;
  221. break;
  222. case PALCFG_MESSAGEFILE:
  223. {
  224. int n = strlen(value.sValue);
  225. while (n > 0 && isspace(value.sValue[n - 1])) n--;
  226. if (n > 0)
  227. {
  228. gConfig.pszMsgFile = (char *)realloc(gConfig.pszMsgFile, n + 1);
  229. memcpy(gConfig.pszMsgFile, value.sValue, n);
  230. gConfig.pszMsgFile[n] = '\0';
  231. }
  232. break;
  233. }
  234. case PALCFG_GAMEPATH:
  235. {
  236. int n = strlen(value.sValue);
  237. while (n > 0 && isspace(value.sValue[n - 1])) n--;
  238. if (n > 0)
  239. {
  240. gConfig.pszGamePath = (char *)realloc(gConfig.pszGamePath, n + 1);
  241. memcpy(gConfig.pszGamePath, value.sValue, n);
  242. gConfig.pszGamePath[n] = '\0';
  243. }
  244. break;
  245. }
  246. case PALCFG_CD:
  247. {
  248. if (PAL_HAS_MP3 && SDL_strncasecmp(value.sValue, "MP3", 3) == 0)
  249. eCDType = MUSIC_MP3;
  250. else if (PAL_HAS_OGG && SDL_strncasecmp(value.sValue, "OGG", 3) == 0)
  251. eCDType = MUSIC_OGG;
  252. else if (PAL_HAS_SDLCD && SDL_strncasecmp(value.sValue, "RAW", 3) == 0)
  253. eCDType = MUSIC_SDLCD;
  254. break;
  255. }
  256. case PALCFG_MUSIC:
  257. {
  258. if (PAL_HAS_NATIVEMIDI && SDL_strncasecmp(value.sValue, "MIDI", 4) == 0)
  259. eMusicType = MUSIC_MIDI;
  260. else if (PAL_HAS_MP3 && SDL_strncasecmp(value.sValue, "MP3", 3) == 0)
  261. eMusicType = MUSIC_MP3;
  262. else if (PAL_HAS_OGG && SDL_strncasecmp(value.sValue, "OGG", 3) == 0)
  263. eMusicType = MUSIC_OGG;
  264. else if (SDL_strncasecmp(value.sValue, "RIX", 3) == 0)
  265. eMusicType = MUSIC_RIX;
  266. break;
  267. }
  268. case PALCFG_OPL:
  269. {
  270. if (SDL_strncasecmp(value.sValue, "DOSBOXNEW", 9) == 0)
  271. eOPLType = OPL_DOSBOX_NEW;
  272. else if (SDL_strncasecmp(value.sValue, "DOSBOX", 6) == 0)
  273. eOPLType = OPL_DOSBOX;
  274. else if (SDL_strncasecmp(value.sValue, "MAME", 4) == 0)
  275. eOPLType = OPL_MAME;
  276. break;
  277. }
  278. case PALCFG_RIXEXTRAINIT:
  279. {
  280. #if USE_RIX_EXTRA_INIT
  281. int n = 1;
  282. char *p;
  283. for (p = ptr; *p < *end; p++)
  284. {
  285. if (*p == ',')
  286. n++;
  287. }
  288. n &= ~0x1;
  289. if (n > 0)
  290. {
  291. uint32_t *regs = malloc(sizeof(uint32_t) * (n >> 1));
  292. uint8_t *vals = malloc(sizeof(uint8_t) * (n >> 1));
  293. uint32_t d, i, v = 1;
  294. if (regs && vals)
  295. {
  296. for (p = ptr, i = 0; *p < *end; p++, i++)
  297. {
  298. if (sscanf(p, "%u", &regs[i]) == 0) { v = 0; break; }
  299. while (*p < *end && *p != ',') p++; p++;
  300. if (sscanf(p, "%u", &d) == 0) { v = 0; break; }
  301. while (*p < *end && *p != ',') p++;
  302. vals[i] = (uint8_t)d;
  303. }
  304. if (v)
  305. {
  306. gConfig.pExtraFMRegs = regs;
  307. gConfig.pExtraFMVals = vals;
  308. gConfig.dwExtraLength = n >> 1;
  309. }
  310. else
  311. {
  312. free(regs);
  313. free(vals);
  314. }
  315. }
  316. }
  317. #endif
  318. break;
  319. }
  320. default:
  321. values[item->Item] = value;
  322. break;
  323. }
  324. }
  325. }
  326. UTIL_CloseFile(fp);
  327. }
  328. //
  329. // Set configurable global options
  330. //
  331. if (!gConfig.pszGamePath) gConfig.pszGamePath = strdup(PAL_PREFIX);
  332. gConfig.eMusicType = eMusicType;
  333. gConfig.eCDType = eCDType;
  334. gConfig.eOPLType = eOPLType;
  335. gConfig.dwWordLength = 10; // This is the default value for Chinese version
  336. gConfig.ScreenLayout = screen_layout;
  337. gConfig.fIsWIN95 = FALSE; // Default for DOS version
  338. gConfig.fUseEmbeddedFonts = values[PALCFG_USEEMBEDDEDFONTS].bValue;
  339. gConfig.fUseSurroundOPL = values[PALCFG_STEREO].bValue && values[PALCFG_USESURROUNDOPL].bValue;
  340. gConfig.fLaunchSetting = values[PALCFG_LAUNCHSETTING].bValue;
  341. gConfig.fUseTouchOverlay = values[PALCFG_USETOUCHOVERLAY].bValue;
  342. #if SDL_VERSION_ATLEAST(2,0,0)
  343. gConfig.fKeepAspectRatio = values[PALCFG_KEEPASPECTRATIO].bValue;
  344. #endif
  345. gConfig.fFullScreen = values[PALCFG_FULLSCREEN].bValue;
  346. gConfig.iAudioChannels = values[PALCFG_STEREO].bValue ? 2 : 1;
  347. gConfig.iSurroundOPLOffset = values[PALCFG_SURROUNDOPLOFFSET].iValue;
  348. gConfig.iSampleRate = values[PALCFG_SAMPLERATE].uValue;
  349. gConfig.iOPLSampleRate = values[PALCFG_OPLSAMPLERATE].uValue;
  350. gConfig.iResampleQuality = values[PALCFG_RESAMPLEQUALITY].uValue;
  351. gConfig.uCodePage = values[PALCFG_CODEPAGE].uValue;
  352. gConfig.wAudioBufferSize = (WORD)values[PALCFG_AUDIOBUFFERSIZE].uValue;
  353. gConfig.iMusicVolume = values[PALCFG_MUSICVOLUME].uValue;
  354. gConfig.iSoundVolume = values[PALCFG_SOUNDVOLUME].uValue;
  355. if (UTIL_GetScreenSize(&values[PALCFG_WINDOWWIDTH].uValue, &values[PALCFG_WINDOWHEIGHT].uValue))
  356. {
  357. gConfig.dwScreenWidth = values[PALCFG_WINDOWWIDTH].uValue;
  358. gConfig.dwScreenHeight = values[PALCFG_WINDOWHEIGHT].uValue;
  359. }
  360. else
  361. {
  362. gConfig.dwScreenWidth = PAL_DEFAULT_WINDOW_WIDTH;
  363. gConfig.dwScreenHeight = PAL_DEFAULT_WINDOW_HEIGHT;
  364. }
  365. }
  366. BOOL
  367. PAL_SaveConfig(
  368. VOID
  369. )
  370. {
  371. static const char *music_types[] = { "MIDI", "RIX", "MP3", "OGG", "RAW" };
  372. static const char *opl_types[] = { "DOSBOX", "MAME", "DOSBOXNEW" };
  373. char buf[512];
  374. FILE *fp = fopen(va("%ssdlpal.cfg", PAL_CONFIG_PREFIX), "w");
  375. if (fp)
  376. {
  377. #if SDL_VERSION_ATLEAST(2,0,0)
  378. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_KEEPASPECTRATIO), gConfig.fKeepAspectRatio); fputs(buf, fp);
  379. #endif
  380. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_FULLSCREEN), gConfig.fFullScreen); fputs(buf, fp);
  381. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_LAUNCHSETTING), gConfig.fLaunchSetting); fputs(buf, fp);
  382. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_STEREO), gConfig.iAudioChannels == 2 ? TRUE : FALSE); fputs(buf, fp);
  383. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_USEEMBEDDEDFONTS), gConfig.fUseEmbeddedFonts); fputs(buf, fp);
  384. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_USESURROUNDOPL), gConfig.fUseSurroundOPL); fputs(buf, fp);
  385. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_USETOUCHOVERLAY), gConfig.fUseTouchOverlay); fputs(buf, fp);
  386. sprintf(buf, "%s=%d\n", PAL_ConfigName(PALCFG_SURROUNDOPLOFFSET), gConfig.iSurroundOPLOffset); fputs(buf, fp);
  387. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_AUDIOBUFFERSIZE), gConfig.wAudioBufferSize); fputs(buf, fp);
  388. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_CODEPAGE), gConfig.uCodePage); fputs(buf, fp);
  389. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_OPLSAMPLERATE), gConfig.iOPLSampleRate); fputs(buf, fp);
  390. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_RESAMPLEQUALITY), gConfig.iResampleQuality); fputs(buf, fp);
  391. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_SAMPLERATE), gConfig.iSampleRate); fputs(buf, fp);
  392. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_MUSICVOLUME), gConfig.iMusicVolume); fputs(buf, fp);
  393. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_SOUNDVOLUME), gConfig.iSoundVolume); fputs(buf, fp);
  394. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_WINDOWHEIGHT), gConfig.dwScreenHeight); fputs(buf, fp);
  395. sprintf(buf, "%s=%u\n", PAL_ConfigName(PALCFG_WINDOWWIDTH), gConfig.dwScreenWidth); fputs(buf, fp);
  396. sprintf(buf, "%s=%s\n", PAL_ConfigName(PALCFG_CD), music_types[gConfig.eCDType]); fputs(buf, fp);
  397. sprintf(buf, "%s=%s\n", PAL_ConfigName(PALCFG_MUSIC), music_types[gConfig.eMusicType]); fputs(buf, fp);
  398. sprintf(buf, "%s=%s\n", PAL_ConfigName(PALCFG_OPL), opl_types[gConfig.eOPLType]); fputs(buf, fp);
  399. if (gConfig.pszGamePath) { sprintf(buf, "%s=%s\n", PAL_ConfigName(PALCFG_GAMEPATH), gConfig.pszGamePath); fputs(buf, fp); }
  400. if (gConfig.pszMsgFile) { sprintf(buf, "%s=%s\n", PAL_ConfigName(PALCFG_MESSAGEFILE), gConfig.pszMsgFile); fputs(buf, fp); }
  401. fclose(fp);
  402. return TRUE;
  403. }
  404. else
  405. return FALSE;
  406. }