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