alEffect.c 46 KB

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  1. /**
  2. * OpenAL cross platform audio library
  3. * Copyright (C) 1999-2007 by authors.
  4. * This library is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU Library General Public
  6. * License as published by the Free Software Foundation; either
  7. * version 2 of the License, or (at your option) any later version.
  8. *
  9. * This library is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. * Library General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU Library General Public
  15. * License along with this library; if not, write to the
  16. * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17. * Boston, MA 02111-1307, USA.
  18. * Or go to http://www.gnu.org/copyleft/lgpl.html
  19. */
  20. #include "config.h"
  21. #include <stdlib.h>
  22. #include <math.h>
  23. #include "AL/al.h"
  24. #include "AL/alc.h"
  25. #include "alMain.h"
  26. #include "alEffect.h"
  27. #include "alThunk.h"
  28. #include "alError.h"
  29. ALboolean DisabledEffects[MAX_EFFECTS];
  30. static void InitEffectParams(ALeffect *effect, ALenum type);
  31. #define LookupEffect(m, k) ((ALeffect*)LookupUIntMapKey(&(m), (k)))
  32. AL_API ALvoid AL_APIENTRY alGenEffects(ALsizei n, ALuint *effects)
  33. {
  34. ALCcontext *Context;
  35. ALsizei i=0;
  36. Context = GetContextSuspended();
  37. if(!Context) return;
  38. if(n < 0 || IsBadWritePtr((void*)effects, n * sizeof(ALuint)))
  39. alSetError(Context, AL_INVALID_VALUE);
  40. else
  41. {
  42. ALCdevice *device = Context->Device;
  43. ALenum err;
  44. while(i < n)
  45. {
  46. ALeffect *effect = calloc(1, sizeof(ALeffect));
  47. if(!effect)
  48. {
  49. alSetError(Context, AL_OUT_OF_MEMORY);
  50. alDeleteEffects(i, effects);
  51. break;
  52. }
  53. effect->effect = ALTHUNK_ADDENTRY(effect);
  54. err = InsertUIntMapEntry(&device->EffectMap, effect->effect, effect);
  55. if(err != AL_NO_ERROR)
  56. {
  57. ALTHUNK_REMOVEENTRY(effect->effect);
  58. memset(effect, 0, sizeof(ALeffect));
  59. free(effect);
  60. alSetError(Context, err);
  61. alDeleteEffects(i, effects);
  62. break;
  63. }
  64. effects[i++] = effect->effect;
  65. InitEffectParams(effect, AL_EFFECT_NULL);
  66. }
  67. }
  68. ProcessContext(Context);
  69. }
  70. AL_API ALvoid AL_APIENTRY alDeleteEffects(ALsizei n, ALuint *effects)
  71. {
  72. ALCcontext *Context;
  73. ALCdevice *device;
  74. ALeffect *ALEffect;
  75. ALboolean Failed;
  76. ALsizei i;
  77. Context = GetContextSuspended();
  78. if(!Context) return;
  79. Failed = AL_TRUE;
  80. device = Context->Device;
  81. if(n < 0)
  82. alSetError(Context, AL_INVALID_VALUE);
  83. else
  84. {
  85. Failed = AL_FALSE;
  86. // Check that all effects are valid
  87. for(i = 0;i < n;i++)
  88. {
  89. if(!effects[i])
  90. continue;
  91. if(LookupEffect(device->EffectMap, effects[i]) == NULL)
  92. {
  93. alSetError(Context, AL_INVALID_NAME);
  94. Failed = AL_TRUE;
  95. break;
  96. }
  97. }
  98. }
  99. if(!Failed)
  100. {
  101. // All effects are valid
  102. for(i = 0;i < n;i++)
  103. {
  104. // Recheck that the effect is valid, because there could be duplicated names
  105. if((ALEffect=LookupEffect(device->EffectMap, effects[i])) == NULL)
  106. continue;
  107. RemoveUIntMapKey(&device->EffectMap, ALEffect->effect);
  108. ALTHUNK_REMOVEENTRY(ALEffect->effect);
  109. memset(ALEffect, 0, sizeof(ALeffect));
  110. free(ALEffect);
  111. }
  112. }
  113. ProcessContext(Context);
  114. }
  115. AL_API ALboolean AL_APIENTRY alIsEffect(ALuint effect)
  116. {
  117. ALCcontext *Context;
  118. ALboolean result;
  119. Context = GetContextSuspended();
  120. if(!Context) return AL_FALSE;
  121. result = ((!effect || LookupEffect(Context->Device->EffectMap, effect)) ?
  122. AL_TRUE : AL_FALSE);
  123. ProcessContext(Context);
  124. return result;
  125. }
  126. AL_API ALvoid AL_APIENTRY alEffecti(ALuint effect, ALenum param, ALint iValue)
  127. {
  128. ALCcontext *Context;
  129. ALCdevice *Device;
  130. ALeffect *ALEffect;
  131. Context = GetContextSuspended();
  132. if(!Context) return;
  133. Device = Context->Device;
  134. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  135. {
  136. if(param == AL_EFFECT_TYPE)
  137. {
  138. ALboolean isOk = (iValue == AL_EFFECT_NULL ||
  139. (iValue == AL_EFFECT_EAXREVERB && !DisabledEffects[EAXREVERB]) ||
  140. (iValue == AL_EFFECT_REVERB && !DisabledEffects[REVERB]) ||
  141. (iValue == AL_EFFECT_ECHO && !DisabledEffects[ECHO]) ||
  142. (iValue == AL_EFFECT_RING_MODULATOR && !DisabledEffects[MODULATOR]));
  143. if(isOk)
  144. InitEffectParams(ALEffect, iValue);
  145. else
  146. alSetError(Context, AL_INVALID_VALUE);
  147. }
  148. else if(ALEffect->type == AL_EFFECT_EAXREVERB)
  149. {
  150. switch(param)
  151. {
  152. case AL_EAXREVERB_DECAY_HFLIMIT:
  153. if(iValue >= AL_EAXREVERB_MIN_DECAY_HFLIMIT &&
  154. iValue <= AL_EAXREVERB_MAX_DECAY_HFLIMIT)
  155. ALEffect->Reverb.DecayHFLimit = iValue;
  156. else
  157. alSetError(Context, AL_INVALID_VALUE);
  158. break;
  159. default:
  160. alSetError(Context, AL_INVALID_ENUM);
  161. break;
  162. }
  163. }
  164. else if(ALEffect->type == AL_EFFECT_REVERB)
  165. {
  166. switch(param)
  167. {
  168. case AL_REVERB_DECAY_HFLIMIT:
  169. if(iValue >= AL_REVERB_MIN_DECAY_HFLIMIT &&
  170. iValue <= AL_REVERB_MAX_DECAY_HFLIMIT)
  171. ALEffect->Reverb.DecayHFLimit = iValue;
  172. else
  173. alSetError(Context, AL_INVALID_VALUE);
  174. break;
  175. default:
  176. alSetError(Context, AL_INVALID_ENUM);
  177. break;
  178. }
  179. }
  180. else if(ALEffect->type == AL_EFFECT_ECHO)
  181. {
  182. switch(param)
  183. {
  184. default:
  185. alSetError(Context, AL_INVALID_ENUM);
  186. break;
  187. }
  188. }
  189. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  190. {
  191. switch(param)
  192. {
  193. case AL_RING_MODULATOR_FREQUENCY:
  194. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  195. alEffectf(effect, param, (ALfloat)iValue);
  196. break;
  197. case AL_RING_MODULATOR_WAVEFORM:
  198. if(iValue >= AL_RING_MODULATOR_MIN_WAVEFORM &&
  199. iValue <= AL_RING_MODULATOR_MAX_WAVEFORM)
  200. ALEffect->Modulator.Waveform = iValue;
  201. else
  202. alSetError(Context, AL_INVALID_VALUE);
  203. break;
  204. default:
  205. alSetError(Context, AL_INVALID_ENUM);
  206. break;
  207. }
  208. }
  209. else
  210. alSetError(Context, AL_INVALID_ENUM);
  211. }
  212. else
  213. alSetError(Context, AL_INVALID_NAME);
  214. ProcessContext(Context);
  215. }
  216. AL_API ALvoid AL_APIENTRY alEffectiv(ALuint effect, ALenum param, ALint *piValues)
  217. {
  218. ALCcontext *Context;
  219. ALCdevice *Device;
  220. ALeffect *ALEffect;
  221. Context = GetContextSuspended();
  222. if(!Context) return;
  223. Device = Context->Device;
  224. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  225. {
  226. if(param == AL_EFFECT_TYPE)
  227. {
  228. alEffecti(effect, param, piValues[0]);
  229. }
  230. else if(ALEffect->type == AL_EFFECT_EAXREVERB)
  231. {
  232. switch(param)
  233. {
  234. case AL_EAXREVERB_DECAY_HFLIMIT:
  235. alEffecti(effect, param, piValues[0]);
  236. break;
  237. default:
  238. alSetError(Context, AL_INVALID_ENUM);
  239. break;
  240. }
  241. }
  242. else if(ALEffect->type == AL_EFFECT_REVERB)
  243. {
  244. switch(param)
  245. {
  246. case AL_REVERB_DECAY_HFLIMIT:
  247. alEffecti(effect, param, piValues[0]);
  248. break;
  249. default:
  250. alSetError(Context, AL_INVALID_ENUM);
  251. break;
  252. }
  253. }
  254. else if(ALEffect->type == AL_EFFECT_ECHO)
  255. {
  256. switch(param)
  257. {
  258. default:
  259. alSetError(Context, AL_INVALID_ENUM);
  260. break;
  261. }
  262. }
  263. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  264. {
  265. switch(param)
  266. {
  267. case AL_RING_MODULATOR_FREQUENCY:
  268. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  269. case AL_RING_MODULATOR_WAVEFORM:
  270. alEffecti(effect, param, piValues[0]);
  271. break;
  272. default:
  273. alSetError(Context, AL_INVALID_ENUM);
  274. break;
  275. }
  276. }
  277. else
  278. alSetError(Context, AL_INVALID_ENUM);
  279. }
  280. else
  281. alSetError(Context, AL_INVALID_NAME);
  282. ProcessContext(Context);
  283. }
  284. AL_API ALvoid AL_APIENTRY alEffectf(ALuint effect, ALenum param, ALfloat flArg)
  285. {
  286. ALCcontext *Context;
  287. ALCdevice *Device;
  288. ALeffect *ALEffect;
  289. ALfp flValue = float2ALfp(flArg);
  290. Context = GetContextSuspended();
  291. if(!Context) return;
  292. Device = Context->Device;
  293. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  294. {
  295. if(ALEffect->type == AL_EFFECT_EAXREVERB)
  296. {
  297. switch(param)
  298. {
  299. case AL_EAXREVERB_DENSITY:
  300. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_DENSITY) &&
  301. flValue <= float2ALfp(AL_EAXREVERB_MAX_DENSITY))
  302. ALEffect->Reverb.Density = flValue;
  303. else
  304. alSetError(Context, AL_INVALID_VALUE);
  305. break;
  306. case AL_EAXREVERB_DIFFUSION:
  307. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_DIFFUSION) &&
  308. flValue <= float2ALfp(AL_EAXREVERB_MAX_DIFFUSION))
  309. ALEffect->Reverb.Diffusion = flValue;
  310. else
  311. alSetError(Context, AL_INVALID_VALUE);
  312. break;
  313. case AL_EAXREVERB_GAIN:
  314. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_GAIN) &&
  315. flValue <= float2ALfp(AL_EAXREVERB_MAX_GAIN))
  316. ALEffect->Reverb.Gain = flValue;
  317. else
  318. alSetError(Context, AL_INVALID_VALUE);
  319. break;
  320. case AL_EAXREVERB_GAINHF:
  321. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_GAINHF) &&
  322. flValue <= float2ALfp(AL_EAXREVERB_MAX_GAIN))
  323. ALEffect->Reverb.GainHF = flValue;
  324. else
  325. alSetError(Context, AL_INVALID_VALUE);
  326. break;
  327. case AL_EAXREVERB_GAINLF:
  328. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_GAINLF) &&
  329. flValue <= float2ALfp(AL_EAXREVERB_MAX_GAINLF))
  330. ALEffect->Reverb.GainLF = flValue;
  331. else
  332. alSetError(Context, AL_INVALID_VALUE);
  333. break;
  334. case AL_EAXREVERB_DECAY_TIME:
  335. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_DECAY_TIME) &&
  336. flValue <= float2ALfp(AL_EAXREVERB_MAX_DECAY_TIME))
  337. ALEffect->Reverb.DecayTime = flValue;
  338. else
  339. alSetError(Context, AL_INVALID_VALUE);
  340. break;
  341. case AL_EAXREVERB_DECAY_HFRATIO:
  342. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_DECAY_HFRATIO) &&
  343. flValue <= float2ALfp(AL_EAXREVERB_MAX_DECAY_HFRATIO))
  344. ALEffect->Reverb.DecayHFRatio = flValue;
  345. else
  346. alSetError(Context, AL_INVALID_VALUE);
  347. break;
  348. case AL_EAXREVERB_DECAY_LFRATIO:
  349. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_DECAY_LFRATIO) &&
  350. flValue <= float2ALfp(AL_EAXREVERB_MAX_DECAY_LFRATIO))
  351. ALEffect->Reverb.DecayLFRatio = flValue;
  352. else
  353. alSetError(Context, AL_INVALID_VALUE);
  354. break;
  355. case AL_EAXREVERB_REFLECTIONS_GAIN:
  356. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_REFLECTIONS_GAIN) &&
  357. flValue <= float2ALfp(AL_EAXREVERB_MAX_REFLECTIONS_GAIN))
  358. ALEffect->Reverb.ReflectionsGain = flValue;
  359. else
  360. alSetError(Context, AL_INVALID_VALUE);
  361. break;
  362. case AL_EAXREVERB_REFLECTIONS_DELAY:
  363. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_REFLECTIONS_DELAY) &&
  364. flValue <= float2ALfp(AL_EAXREVERB_MAX_REFLECTIONS_DELAY))
  365. ALEffect->Reverb.ReflectionsDelay = flValue;
  366. else
  367. alSetError(Context, AL_INVALID_VALUE);
  368. break;
  369. case AL_EAXREVERB_LATE_REVERB_GAIN:
  370. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_LATE_REVERB_GAIN) &&
  371. flValue <= float2ALfp(AL_EAXREVERB_MAX_LATE_REVERB_GAIN))
  372. ALEffect->Reverb.LateReverbGain = flValue;
  373. else
  374. alSetError(Context, AL_INVALID_VALUE);
  375. break;
  376. case AL_EAXREVERB_LATE_REVERB_DELAY:
  377. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_LATE_REVERB_DELAY) &&
  378. flValue <= float2ALfp(AL_EAXREVERB_MAX_LATE_REVERB_DELAY))
  379. ALEffect->Reverb.LateReverbDelay = flValue;
  380. else
  381. alSetError(Context, AL_INVALID_VALUE);
  382. break;
  383. case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
  384. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_AIR_ABSORPTION_GAINHF) &&
  385. flValue <= float2ALfp(AL_EAXREVERB_MAX_AIR_ABSORPTION_GAINHF))
  386. ALEffect->Reverb.AirAbsorptionGainHF = flValue;
  387. else
  388. alSetError(Context, AL_INVALID_VALUE);
  389. break;
  390. case AL_EAXREVERB_ECHO_TIME:
  391. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_ECHO_TIME) &&
  392. flValue <= float2ALfp(AL_EAXREVERB_MAX_ECHO_TIME))
  393. ALEffect->Reverb.EchoTime = flValue;
  394. else
  395. alSetError(Context, AL_INVALID_VALUE);
  396. break;
  397. case AL_EAXREVERB_ECHO_DEPTH:
  398. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_ECHO_DEPTH) &&
  399. flValue <= float2ALfp(AL_EAXREVERB_MAX_ECHO_DEPTH))
  400. ALEffect->Reverb.EchoDepth = flValue;
  401. else
  402. alSetError(Context, AL_INVALID_VALUE);
  403. break;
  404. case AL_EAXREVERB_MODULATION_TIME:
  405. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_MODULATION_TIME) &&
  406. flValue <= float2ALfp(AL_EAXREVERB_MAX_MODULATION_TIME))
  407. ALEffect->Reverb.ModulationTime = flValue;
  408. else
  409. alSetError(Context, AL_INVALID_VALUE);
  410. break;
  411. case AL_EAXREVERB_MODULATION_DEPTH:
  412. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_MODULATION_DEPTH) &&
  413. flValue <= float2ALfp(AL_EAXREVERB_MAX_MODULATION_DEPTH))
  414. ALEffect->Reverb.ModulationDepth = flValue;
  415. else
  416. alSetError(Context, AL_INVALID_VALUE);
  417. break;
  418. case AL_EAXREVERB_HFREFERENCE:
  419. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_HFREFERENCE) &&
  420. flValue <= float2ALfp(AL_EAXREVERB_MAX_HFREFERENCE))
  421. ALEffect->Reverb.HFReference = flValue;
  422. else
  423. alSetError(Context, AL_INVALID_VALUE);
  424. break;
  425. case AL_EAXREVERB_LFREFERENCE:
  426. if(flValue >= float2ALfp(AL_EAXREVERB_MIN_LFREFERENCE) &&
  427. flValue <= float2ALfp(AL_EAXREVERB_MAX_LFREFERENCE))
  428. ALEffect->Reverb.LFReference = flValue;
  429. else
  430. alSetError(Context, AL_INVALID_VALUE);
  431. break;
  432. case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
  433. if(flValue >= float2ALfp(0.0f) && flValue <= float2ALfp(10.0f))
  434. ALEffect->Reverb.RoomRolloffFactor = flValue;
  435. else
  436. alSetError(Context, AL_INVALID_VALUE);
  437. break;
  438. default:
  439. alSetError(Context, AL_INVALID_ENUM);
  440. break;
  441. }
  442. }
  443. else if(ALEffect->type == AL_EFFECT_REVERB)
  444. {
  445. switch(param)
  446. {
  447. case AL_REVERB_DENSITY:
  448. if(flValue >= float2ALfp(AL_REVERB_MIN_DENSITY) &&
  449. flValue <= float2ALfp(AL_REVERB_MAX_DENSITY))
  450. ALEffect->Reverb.Density = flValue;
  451. else
  452. alSetError(Context, AL_INVALID_VALUE);
  453. break;
  454. case AL_REVERB_DIFFUSION:
  455. if(flValue >= float2ALfp(AL_REVERB_MIN_DIFFUSION) &&
  456. flValue <= float2ALfp(AL_REVERB_MAX_DIFFUSION))
  457. ALEffect->Reverb.Diffusion = flValue;
  458. else
  459. alSetError(Context, AL_INVALID_VALUE);
  460. break;
  461. case AL_REVERB_GAIN:
  462. if(flValue >= float2ALfp(AL_REVERB_MIN_GAIN) &&
  463. flValue <= float2ALfp(AL_REVERB_MAX_GAIN))
  464. ALEffect->Reverb.Gain = flValue;
  465. else
  466. alSetError(Context, AL_INVALID_VALUE);
  467. break;
  468. case AL_REVERB_GAINHF:
  469. if(flValue >= float2ALfp(AL_REVERB_MIN_GAINHF) &&
  470. flValue <= float2ALfp(AL_REVERB_MAX_GAINHF))
  471. ALEffect->Reverb.GainHF = flValue;
  472. else
  473. alSetError(Context, AL_INVALID_VALUE);
  474. break;
  475. case AL_REVERB_DECAY_TIME:
  476. if(flValue >= float2ALfp(AL_REVERB_MIN_DECAY_TIME) &&
  477. flValue <= float2ALfp(AL_REVERB_MAX_DECAY_TIME))
  478. ALEffect->Reverb.DecayTime = flValue;
  479. else
  480. alSetError(Context, AL_INVALID_VALUE);
  481. break;
  482. case AL_REVERB_DECAY_HFRATIO:
  483. if(flValue >= float2ALfp(AL_REVERB_MIN_DECAY_HFRATIO) &&
  484. flValue <= float2ALfp(AL_REVERB_MAX_DECAY_HFRATIO))
  485. ALEffect->Reverb.DecayHFRatio = flValue;
  486. else
  487. alSetError(Context, AL_INVALID_VALUE);
  488. break;
  489. case AL_REVERB_REFLECTIONS_GAIN:
  490. if(flValue >= float2ALfp(AL_REVERB_MIN_REFLECTIONS_GAIN) &&
  491. flValue <= float2ALfp(AL_REVERB_MAX_REFLECTIONS_GAIN))
  492. ALEffect->Reverb.ReflectionsGain = flValue;
  493. else
  494. alSetError(Context, AL_INVALID_VALUE);
  495. break;
  496. case AL_REVERB_REFLECTIONS_DELAY:
  497. if(flValue >= float2ALfp(AL_REVERB_MIN_REFLECTIONS_DELAY) &&
  498. flValue <= float2ALfp(AL_REVERB_MAX_REFLECTIONS_DELAY))
  499. ALEffect->Reverb.ReflectionsDelay = flValue;
  500. else
  501. alSetError(Context, AL_INVALID_VALUE);
  502. break;
  503. case AL_REVERB_LATE_REVERB_GAIN:
  504. if(flValue >= float2ALfp(AL_REVERB_MIN_LATE_REVERB_GAIN) &&
  505. flValue <= float2ALfp(AL_REVERB_MAX_LATE_REVERB_GAIN))
  506. ALEffect->Reverb.LateReverbGain = flValue;
  507. else
  508. alSetError(Context, AL_INVALID_VALUE);
  509. break;
  510. case AL_REVERB_LATE_REVERB_DELAY:
  511. if(flValue >= float2ALfp(AL_REVERB_MIN_LATE_REVERB_DELAY) &&
  512. flValue <= float2ALfp(AL_REVERB_MAX_LATE_REVERB_DELAY))
  513. ALEffect->Reverb.LateReverbDelay = flValue;
  514. else
  515. alSetError(Context, AL_INVALID_VALUE);
  516. break;
  517. case AL_REVERB_AIR_ABSORPTION_GAINHF:
  518. if(flValue >= float2ALfp(AL_REVERB_MIN_AIR_ABSORPTION_GAINHF) &&
  519. flValue <= float2ALfp(AL_REVERB_MAX_AIR_ABSORPTION_GAINHF))
  520. ALEffect->Reverb.AirAbsorptionGainHF = flValue;
  521. else
  522. alSetError(Context, AL_INVALID_VALUE);
  523. break;
  524. case AL_REVERB_ROOM_ROLLOFF_FACTOR:
  525. if(flValue >= float2ALfp(AL_REVERB_MIN_ROOM_ROLLOFF_FACTOR) &&
  526. flValue <= float2ALfp(AL_REVERB_MAX_ROOM_ROLLOFF_FACTOR))
  527. ALEffect->Reverb.RoomRolloffFactor = flValue;
  528. else
  529. alSetError(Context, AL_INVALID_VALUE);
  530. break;
  531. default:
  532. alSetError(Context, AL_INVALID_ENUM);
  533. break;
  534. }
  535. }
  536. else if(ALEffect->type == AL_EFFECT_ECHO)
  537. {
  538. switch(param)
  539. {
  540. case AL_ECHO_DELAY:
  541. if(flValue >= float2ALfp(AL_ECHO_MIN_DELAY) && flValue <= float2ALfp(AL_ECHO_MAX_DELAY))
  542. ALEffect->Echo.Delay = flValue;
  543. else
  544. alSetError(Context, AL_INVALID_VALUE);
  545. break;
  546. case AL_ECHO_LRDELAY:
  547. if(flValue >= float2ALfp(AL_ECHO_MIN_LRDELAY) && flValue <= float2ALfp(AL_ECHO_MAX_LRDELAY))
  548. ALEffect->Echo.LRDelay = flValue;
  549. else
  550. alSetError(Context, AL_INVALID_VALUE);
  551. break;
  552. case AL_ECHO_DAMPING:
  553. if(flValue >= float2ALfp(AL_ECHO_MIN_DAMPING) && flValue <= float2ALfp(AL_ECHO_MAX_DAMPING))
  554. ALEffect->Echo.Damping = flValue;
  555. else
  556. alSetError(Context, AL_INVALID_VALUE);
  557. break;
  558. case AL_ECHO_FEEDBACK:
  559. if(flValue >= float2ALfp(AL_ECHO_MIN_FEEDBACK) && flValue <= float2ALfp(AL_ECHO_MAX_FEEDBACK))
  560. ALEffect->Echo.Feedback = flValue;
  561. else
  562. alSetError(Context, AL_INVALID_VALUE);
  563. break;
  564. case AL_ECHO_SPREAD:
  565. if(flValue >= float2ALfp(AL_ECHO_MIN_SPREAD) && flValue <= float2ALfp(AL_ECHO_MAX_SPREAD))
  566. ALEffect->Echo.Spread = flValue;
  567. else
  568. alSetError(Context, AL_INVALID_VALUE);
  569. break;
  570. default:
  571. alSetError(Context, AL_INVALID_ENUM);
  572. break;
  573. }
  574. }
  575. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  576. {
  577. switch(param)
  578. {
  579. case AL_RING_MODULATOR_FREQUENCY:
  580. if(flValue >= float2ALfp(AL_RING_MODULATOR_MIN_FREQUENCY) &&
  581. flValue <= float2ALfp(AL_RING_MODULATOR_MAX_FREQUENCY))
  582. ALEffect->Modulator.Frequency = flValue;
  583. else
  584. alSetError(Context, AL_INVALID_VALUE);
  585. break;
  586. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  587. if(flValue >= float2ALfp(AL_RING_MODULATOR_MIN_HIGHPASS_CUTOFF) &&
  588. flValue <= float2ALfp(AL_RING_MODULATOR_MAX_HIGHPASS_CUTOFF))
  589. ALEffect->Modulator.HighPassCutoff = flValue;
  590. else
  591. alSetError(Context, AL_INVALID_VALUE);
  592. break;
  593. default:
  594. alSetError(Context, AL_INVALID_ENUM);
  595. break;
  596. }
  597. }
  598. else
  599. alSetError(Context, AL_INVALID_ENUM);
  600. }
  601. else
  602. alSetError(Context, AL_INVALID_NAME);
  603. ProcessContext(Context);
  604. }
  605. AL_API ALvoid AL_APIENTRY alEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
  606. {
  607. ALCcontext *Context;
  608. ALCdevice *Device;
  609. ALeffect *ALEffect;
  610. Context = GetContextSuspended();
  611. if(!Context) return;
  612. Device = Context->Device;
  613. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  614. {
  615. if(ALEffect->type == AL_EFFECT_EAXREVERB)
  616. {
  617. switch(param)
  618. {
  619. case AL_EAXREVERB_DENSITY:
  620. case AL_EAXREVERB_DIFFUSION:
  621. case AL_EAXREVERB_GAIN:
  622. case AL_EAXREVERB_GAINHF:
  623. case AL_EAXREVERB_GAINLF:
  624. case AL_EAXREVERB_DECAY_TIME:
  625. case AL_EAXREVERB_DECAY_HFRATIO:
  626. case AL_EAXREVERB_DECAY_LFRATIO:
  627. case AL_EAXREVERB_REFLECTIONS_GAIN:
  628. case AL_EAXREVERB_REFLECTIONS_DELAY:
  629. case AL_EAXREVERB_LATE_REVERB_GAIN:
  630. case AL_EAXREVERB_LATE_REVERB_DELAY:
  631. case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
  632. case AL_EAXREVERB_ECHO_TIME:
  633. case AL_EAXREVERB_ECHO_DEPTH:
  634. case AL_EAXREVERB_MODULATION_TIME:
  635. case AL_EAXREVERB_MODULATION_DEPTH:
  636. case AL_EAXREVERB_HFREFERENCE:
  637. case AL_EAXREVERB_LFREFERENCE:
  638. case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
  639. alEffectf(effect, param, pflValues[0]);
  640. break;
  641. case AL_EAXREVERB_REFLECTIONS_PAN:
  642. if(!__isnan(pflValues[0]) && !__isnan(pflValues[1]) && !__isnan(pflValues[2]))
  643. {
  644. ALEffect->Reverb.ReflectionsPan[0] = float2ALfp(pflValues[0]);
  645. ALEffect->Reverb.ReflectionsPan[1] = float2ALfp(pflValues[1]);
  646. ALEffect->Reverb.ReflectionsPan[2] = float2ALfp(pflValues[2]);
  647. }
  648. else
  649. alSetError(Context, AL_INVALID_VALUE);
  650. break;
  651. case AL_EAXREVERB_LATE_REVERB_PAN:
  652. if(!__isnan(pflValues[0]) && !__isnan(pflValues[1]) && !__isnan(pflValues[2]))
  653. {
  654. ALEffect->Reverb.LateReverbPan[0] = float2ALfp(pflValues[0]);
  655. ALEffect->Reverb.LateReverbPan[1] = float2ALfp(pflValues[1]);
  656. ALEffect->Reverb.LateReverbPan[2] = float2ALfp(pflValues[2]);
  657. }
  658. else
  659. alSetError(Context, AL_INVALID_VALUE);
  660. break;
  661. default:
  662. alSetError(Context, AL_INVALID_ENUM);
  663. break;
  664. }
  665. }
  666. else if(ALEffect->type == AL_EFFECT_REVERB)
  667. {
  668. switch(param)
  669. {
  670. case AL_REVERB_DENSITY:
  671. case AL_REVERB_DIFFUSION:
  672. case AL_REVERB_GAIN:
  673. case AL_REVERB_GAINHF:
  674. case AL_REVERB_DECAY_TIME:
  675. case AL_REVERB_DECAY_HFRATIO:
  676. case AL_REVERB_REFLECTIONS_GAIN:
  677. case AL_REVERB_REFLECTIONS_DELAY:
  678. case AL_REVERB_LATE_REVERB_GAIN:
  679. case AL_REVERB_LATE_REVERB_DELAY:
  680. case AL_REVERB_AIR_ABSORPTION_GAINHF:
  681. case AL_REVERB_ROOM_ROLLOFF_FACTOR:
  682. alEffectf(effect, param, pflValues[0]);
  683. break;
  684. default:
  685. alSetError(Context, AL_INVALID_ENUM);
  686. break;
  687. }
  688. }
  689. else if(ALEffect->type == AL_EFFECT_ECHO)
  690. {
  691. switch(param)
  692. {
  693. case AL_ECHO_DELAY:
  694. case AL_ECHO_LRDELAY:
  695. case AL_ECHO_DAMPING:
  696. case AL_ECHO_FEEDBACK:
  697. case AL_ECHO_SPREAD:
  698. alEffectf(effect, param, pflValues[0]);
  699. break;
  700. default:
  701. alSetError(Context, AL_INVALID_ENUM);
  702. break;
  703. }
  704. }
  705. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  706. {
  707. switch(param)
  708. {
  709. case AL_RING_MODULATOR_FREQUENCY:
  710. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  711. alEffectf(effect, param, pflValues[0]);
  712. break;
  713. default:
  714. alSetError(Context, AL_INVALID_ENUM);
  715. break;
  716. }
  717. }
  718. else
  719. alSetError(Context, AL_INVALID_ENUM);
  720. }
  721. else
  722. alSetError(Context, AL_INVALID_NAME);
  723. ProcessContext(Context);
  724. }
  725. AL_API ALvoid AL_APIENTRY alGetEffecti(ALuint effect, ALenum param, ALint *piValue)
  726. {
  727. ALCcontext *Context;
  728. ALCdevice *Device;
  729. ALeffect *ALEffect;
  730. Context = GetContextSuspended();
  731. if(!Context) return;
  732. Device = Context->Device;
  733. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  734. {
  735. if(param == AL_EFFECT_TYPE)
  736. {
  737. *piValue = ALEffect->type;
  738. }
  739. else if(ALEffect->type == AL_EFFECT_EAXREVERB)
  740. {
  741. switch(param)
  742. {
  743. case AL_EAXREVERB_DECAY_HFLIMIT:
  744. *piValue = ALEffect->Reverb.DecayHFLimit;
  745. break;
  746. default:
  747. alSetError(Context, AL_INVALID_ENUM);
  748. break;
  749. }
  750. }
  751. else if(ALEffect->type == AL_EFFECT_REVERB)
  752. {
  753. switch(param)
  754. {
  755. case AL_REVERB_DECAY_HFLIMIT:
  756. *piValue = ALEffect->Reverb.DecayHFLimit;
  757. break;
  758. default:
  759. alSetError(Context, AL_INVALID_ENUM);
  760. break;
  761. }
  762. }
  763. else if(ALEffect->type == AL_EFFECT_ECHO)
  764. {
  765. switch(param)
  766. {
  767. default:
  768. alSetError(Context, AL_INVALID_ENUM);
  769. break;
  770. }
  771. }
  772. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  773. {
  774. switch(param)
  775. {
  776. case AL_RING_MODULATOR_FREQUENCY:
  777. *piValue = (ALint)ALfp2float(ALEffect->Modulator.Frequency);
  778. break;
  779. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  780. *piValue = (ALint)ALfp2float(ALEffect->Modulator.HighPassCutoff);
  781. break;
  782. case AL_RING_MODULATOR_WAVEFORM:
  783. *piValue = ALEffect->Modulator.Waveform;
  784. break;
  785. default:
  786. alSetError(Context, AL_INVALID_ENUM);
  787. break;
  788. }
  789. }
  790. else
  791. alSetError(Context, AL_INVALID_ENUM);
  792. }
  793. else
  794. alSetError(Context, AL_INVALID_NAME);
  795. ProcessContext(Context);
  796. }
  797. AL_API ALvoid AL_APIENTRY alGetEffectiv(ALuint effect, ALenum param, ALint *piValues)
  798. {
  799. ALCcontext *Context;
  800. ALCdevice *Device;
  801. ALeffect *ALEffect;
  802. Context = GetContextSuspended();
  803. if(!Context) return;
  804. Device = Context->Device;
  805. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  806. {
  807. if(param == AL_EFFECT_TYPE)
  808. {
  809. alGetEffecti(effect, param, piValues);
  810. }
  811. else if(ALEffect->type == AL_EFFECT_EAXREVERB)
  812. {
  813. switch(param)
  814. {
  815. case AL_EAXREVERB_DECAY_HFLIMIT:
  816. alGetEffecti(effect, param, piValues);
  817. break;
  818. default:
  819. alSetError(Context, AL_INVALID_ENUM);
  820. break;
  821. }
  822. }
  823. else if(ALEffect->type == AL_EFFECT_REVERB)
  824. {
  825. switch(param)
  826. {
  827. case AL_REVERB_DECAY_HFLIMIT:
  828. alGetEffecti(effect, param, piValues);
  829. break;
  830. default:
  831. alSetError(Context, AL_INVALID_ENUM);
  832. break;
  833. }
  834. }
  835. else if(ALEffect->type == AL_EFFECT_ECHO)
  836. {
  837. switch(param)
  838. {
  839. default:
  840. alSetError(Context, AL_INVALID_ENUM);
  841. break;
  842. }
  843. }
  844. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  845. {
  846. switch(param)
  847. {
  848. case AL_RING_MODULATOR_FREQUENCY:
  849. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  850. case AL_RING_MODULATOR_WAVEFORM:
  851. alGetEffecti(effect, param, piValues);
  852. break;
  853. default:
  854. alSetError(Context, AL_INVALID_ENUM);
  855. break;
  856. }
  857. }
  858. else
  859. alSetError(Context, AL_INVALID_ENUM);
  860. }
  861. else
  862. alSetError(Context, AL_INVALID_NAME);
  863. ProcessContext(Context);
  864. }
  865. AL_API ALvoid AL_APIENTRY alGetEffectf(ALuint effect, ALenum param, ALfloat *pflValue)
  866. {
  867. ALCcontext *Context;
  868. ALCdevice *Device;
  869. ALeffect *ALEffect;
  870. Context = GetContextSuspended();
  871. if(!Context) return;
  872. Device = Context->Device;
  873. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  874. {
  875. if(ALEffect->type == AL_EFFECT_EAXREVERB)
  876. {
  877. switch(param)
  878. {
  879. case AL_EAXREVERB_DENSITY:
  880. *pflValue = ALfp2float(ALEffect->Reverb.Density);
  881. break;
  882. case AL_EAXREVERB_DIFFUSION:
  883. *pflValue = ALfp2float(ALEffect->Reverb.Diffusion);
  884. break;
  885. case AL_EAXREVERB_GAIN:
  886. *pflValue = ALfp2float(ALEffect->Reverb.Gain);
  887. break;
  888. case AL_EAXREVERB_GAINHF:
  889. *pflValue = ALfp2float(ALEffect->Reverb.GainHF);
  890. break;
  891. case AL_EAXREVERB_GAINLF:
  892. *pflValue = ALfp2float(ALEffect->Reverb.GainLF);
  893. break;
  894. case AL_EAXREVERB_DECAY_TIME:
  895. *pflValue = ALfp2float(ALEffect->Reverb.DecayTime);
  896. break;
  897. case AL_EAXREVERB_DECAY_HFRATIO:
  898. *pflValue = ALfp2float(ALEffect->Reverb.DecayHFRatio);
  899. break;
  900. case AL_EAXREVERB_DECAY_LFRATIO:
  901. *pflValue = ALfp2float(ALEffect->Reverb.DecayLFRatio);
  902. break;
  903. case AL_EAXREVERB_REFLECTIONS_GAIN:
  904. *pflValue = ALfp2float(ALEffect->Reverb.ReflectionsGain);
  905. break;
  906. case AL_EAXREVERB_REFLECTIONS_DELAY:
  907. *pflValue = ALfp2float(ALEffect->Reverb.ReflectionsDelay);
  908. break;
  909. case AL_EAXREVERB_LATE_REVERB_GAIN:
  910. *pflValue = ALfp2float(ALEffect->Reverb.LateReverbGain);
  911. break;
  912. case AL_EAXREVERB_LATE_REVERB_DELAY:
  913. *pflValue = ALfp2float(ALEffect->Reverb.LateReverbDelay);
  914. break;
  915. case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
  916. *pflValue = ALfp2float(ALEffect->Reverb.AirAbsorptionGainHF);
  917. break;
  918. case AL_EAXREVERB_ECHO_TIME:
  919. *pflValue = ALfp2float(ALEffect->Reverb.EchoTime);
  920. break;
  921. case AL_EAXREVERB_ECHO_DEPTH:
  922. *pflValue = ALfp2float(ALEffect->Reverb.EchoDepth);
  923. break;
  924. case AL_EAXREVERB_MODULATION_TIME:
  925. *pflValue = ALfp2float(ALEffect->Reverb.ModulationTime);
  926. break;
  927. case AL_EAXREVERB_MODULATION_DEPTH:
  928. *pflValue = ALfp2float(ALEffect->Reverb.ModulationDepth);
  929. break;
  930. case AL_EAXREVERB_HFREFERENCE:
  931. *pflValue = ALfp2float(ALEffect->Reverb.HFReference);
  932. break;
  933. case AL_EAXREVERB_LFREFERENCE:
  934. *pflValue = ALfp2float(ALEffect->Reverb.LFReference);
  935. break;
  936. case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
  937. *pflValue = ALfp2float(ALEffect->Reverb.RoomRolloffFactor);
  938. break;
  939. default:
  940. alSetError(Context, AL_INVALID_ENUM);
  941. break;
  942. }
  943. }
  944. else if(ALEffect->type == AL_EFFECT_REVERB)
  945. {
  946. switch(param)
  947. {
  948. case AL_REVERB_DENSITY:
  949. *pflValue = ALfp2float(ALEffect->Reverb.Density);
  950. break;
  951. case AL_REVERB_DIFFUSION:
  952. *pflValue = ALfp2float(ALEffect->Reverb.Diffusion);
  953. break;
  954. case AL_REVERB_GAIN:
  955. *pflValue = ALfp2float(ALEffect->Reverb.Gain);
  956. break;
  957. case AL_REVERB_GAINHF:
  958. *pflValue = ALfp2float(ALEffect->Reverb.GainHF);
  959. break;
  960. case AL_REVERB_DECAY_TIME:
  961. *pflValue = ALfp2float(ALEffect->Reverb.DecayTime);
  962. break;
  963. case AL_REVERB_DECAY_HFRATIO:
  964. *pflValue = ALfp2float(ALEffect->Reverb.DecayHFRatio);
  965. break;
  966. case AL_REVERB_REFLECTIONS_GAIN:
  967. *pflValue = ALfp2float(ALEffect->Reverb.ReflectionsGain);
  968. break;
  969. case AL_REVERB_REFLECTIONS_DELAY:
  970. *pflValue = ALfp2float(ALEffect->Reverb.ReflectionsDelay);
  971. break;
  972. case AL_REVERB_LATE_REVERB_GAIN:
  973. *pflValue = ALfp2float(ALEffect->Reverb.LateReverbGain);
  974. break;
  975. case AL_REVERB_LATE_REVERB_DELAY:
  976. *pflValue = ALfp2float(ALEffect->Reverb.LateReverbDelay);
  977. break;
  978. case AL_REVERB_AIR_ABSORPTION_GAINHF:
  979. *pflValue = ALfp2float(ALEffect->Reverb.AirAbsorptionGainHF);
  980. break;
  981. case AL_REVERB_ROOM_ROLLOFF_FACTOR:
  982. *pflValue = ALfp2float(ALEffect->Reverb.RoomRolloffFactor);
  983. break;
  984. default:
  985. alSetError(Context, AL_INVALID_ENUM);
  986. break;
  987. }
  988. }
  989. else if(ALEffect->type == AL_EFFECT_ECHO)
  990. {
  991. switch(param)
  992. {
  993. case AL_ECHO_DELAY:
  994. *pflValue = ALfp2float(ALEffect->Echo.Delay);
  995. break;
  996. case AL_ECHO_LRDELAY:
  997. *pflValue = ALfp2float(ALEffect->Echo.LRDelay);
  998. break;
  999. case AL_ECHO_DAMPING:
  1000. *pflValue = ALfp2float(ALEffect->Echo.Damping);
  1001. break;
  1002. case AL_ECHO_FEEDBACK:
  1003. *pflValue = ALfp2float(ALEffect->Echo.Feedback);
  1004. break;
  1005. case AL_ECHO_SPREAD:
  1006. *pflValue = ALfp2float(ALEffect->Echo.Spread);
  1007. break;
  1008. default:
  1009. alSetError(Context, AL_INVALID_ENUM);
  1010. break;
  1011. }
  1012. }
  1013. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  1014. {
  1015. switch(param)
  1016. {
  1017. case AL_RING_MODULATOR_FREQUENCY:
  1018. *pflValue = ALfp2float(ALEffect->Modulator.Frequency);
  1019. break;
  1020. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  1021. *pflValue = ALfp2float(ALEffect->Modulator.HighPassCutoff);
  1022. break;
  1023. default:
  1024. alSetError(Context, AL_INVALID_ENUM);
  1025. break;
  1026. }
  1027. }
  1028. else
  1029. alSetError(Context, AL_INVALID_ENUM);
  1030. }
  1031. else
  1032. alSetError(Context, AL_INVALID_NAME);
  1033. ProcessContext(Context);
  1034. }
  1035. AL_API ALvoid AL_APIENTRY alGetEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
  1036. {
  1037. ALCcontext *Context;
  1038. ALCdevice *Device;
  1039. ALeffect *ALEffect;
  1040. Context = GetContextSuspended();
  1041. if(!Context) return;
  1042. Device = Context->Device;
  1043. if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
  1044. {
  1045. if(ALEffect->type == AL_EFFECT_EAXREVERB)
  1046. {
  1047. switch(param)
  1048. {
  1049. case AL_EAXREVERB_DENSITY:
  1050. case AL_EAXREVERB_DIFFUSION:
  1051. case AL_EAXREVERB_GAIN:
  1052. case AL_EAXREVERB_GAINHF:
  1053. case AL_EAXREVERB_GAINLF:
  1054. case AL_EAXREVERB_DECAY_TIME:
  1055. case AL_EAXREVERB_DECAY_HFRATIO:
  1056. case AL_EAXREVERB_DECAY_LFRATIO:
  1057. case AL_EAXREVERB_REFLECTIONS_GAIN:
  1058. case AL_EAXREVERB_REFLECTIONS_DELAY:
  1059. case AL_EAXREVERB_LATE_REVERB_GAIN:
  1060. case AL_EAXREVERB_LATE_REVERB_DELAY:
  1061. case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
  1062. case AL_EAXREVERB_ECHO_TIME:
  1063. case AL_EAXREVERB_ECHO_DEPTH:
  1064. case AL_EAXREVERB_MODULATION_TIME:
  1065. case AL_EAXREVERB_MODULATION_DEPTH:
  1066. case AL_EAXREVERB_HFREFERENCE:
  1067. case AL_EAXREVERB_LFREFERENCE:
  1068. case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
  1069. alGetEffectf(effect, param, pflValues);
  1070. break;
  1071. case AL_EAXREVERB_REFLECTIONS_PAN:
  1072. pflValues[0] = ALfp2float(ALEffect->Reverb.ReflectionsPan[0]);
  1073. pflValues[1] = ALfp2float(ALEffect->Reverb.ReflectionsPan[1]);
  1074. pflValues[2] = ALfp2float(ALEffect->Reverb.ReflectionsPan[2]);
  1075. break;
  1076. case AL_EAXREVERB_LATE_REVERB_PAN:
  1077. pflValues[0] = ALfp2float(ALEffect->Reverb.LateReverbPan[0]);
  1078. pflValues[1] = ALfp2float(ALEffect->Reverb.LateReverbPan[1]);
  1079. pflValues[2] = ALfp2float(ALEffect->Reverb.LateReverbPan[2]);
  1080. break;
  1081. default:
  1082. alSetError(Context, AL_INVALID_ENUM);
  1083. break;
  1084. }
  1085. }
  1086. else if(ALEffect->type == AL_EFFECT_REVERB)
  1087. {
  1088. switch(param)
  1089. {
  1090. case AL_REVERB_DENSITY:
  1091. case AL_REVERB_DIFFUSION:
  1092. case AL_REVERB_GAIN:
  1093. case AL_REVERB_GAINHF:
  1094. case AL_REVERB_DECAY_TIME:
  1095. case AL_REVERB_DECAY_HFRATIO:
  1096. case AL_REVERB_REFLECTIONS_GAIN:
  1097. case AL_REVERB_REFLECTIONS_DELAY:
  1098. case AL_REVERB_LATE_REVERB_GAIN:
  1099. case AL_REVERB_LATE_REVERB_DELAY:
  1100. case AL_REVERB_AIR_ABSORPTION_GAINHF:
  1101. case AL_REVERB_ROOM_ROLLOFF_FACTOR:
  1102. alGetEffectf(effect, param, pflValues);
  1103. break;
  1104. default:
  1105. alSetError(Context, AL_INVALID_ENUM);
  1106. break;
  1107. }
  1108. }
  1109. else if(ALEffect->type == AL_EFFECT_ECHO)
  1110. {
  1111. switch(param)
  1112. {
  1113. case AL_ECHO_DELAY:
  1114. case AL_ECHO_LRDELAY:
  1115. case AL_ECHO_DAMPING:
  1116. case AL_ECHO_FEEDBACK:
  1117. case AL_ECHO_SPREAD:
  1118. alGetEffectf(effect, param, pflValues);
  1119. break;
  1120. default:
  1121. alSetError(Context, AL_INVALID_ENUM);
  1122. break;
  1123. }
  1124. }
  1125. else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
  1126. {
  1127. switch(param)
  1128. {
  1129. case AL_RING_MODULATOR_FREQUENCY:
  1130. case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
  1131. alGetEffectf(effect, param, pflValues);
  1132. break;
  1133. default:
  1134. alSetError(Context, AL_INVALID_ENUM);
  1135. break;
  1136. }
  1137. }
  1138. else
  1139. alSetError(Context, AL_INVALID_ENUM);
  1140. }
  1141. else
  1142. alSetError(Context, AL_INVALID_NAME);
  1143. ProcessContext(Context);
  1144. }
  1145. ALvoid ReleaseALEffects(ALCdevice *device)
  1146. {
  1147. ALsizei i;
  1148. for(i = 0;i < device->EffectMap.size;i++)
  1149. {
  1150. ALeffect *temp = device->EffectMap.array[i].value;
  1151. device->EffectMap.array[i].value = NULL;
  1152. // Release effect structure
  1153. ALTHUNK_REMOVEENTRY(temp->effect);
  1154. memset(temp, 0, sizeof(ALeffect));
  1155. free(temp);
  1156. }
  1157. }
  1158. static void InitEffectParams(ALeffect *effect, ALenum type)
  1159. {
  1160. effect->type = type;
  1161. switch(type)
  1162. {
  1163. /* NOTE: Standard reverb and EAX reverb use the same defaults for the
  1164. * shared parameters, and EAX's additional parameters default to
  1165. * values assumed by standard reverb.
  1166. */
  1167. case AL_EFFECT_EAXREVERB:
  1168. case AL_EFFECT_REVERB:
  1169. effect->Reverb.Density = float2ALfp(AL_EAXREVERB_DEFAULT_DENSITY);
  1170. effect->Reverb.Diffusion = float2ALfp(AL_EAXREVERB_DEFAULT_DIFFUSION);
  1171. effect->Reverb.Gain = float2ALfp(AL_EAXREVERB_DEFAULT_GAIN);
  1172. effect->Reverb.GainHF = float2ALfp(AL_EAXREVERB_DEFAULT_GAINHF);
  1173. effect->Reverb.GainLF = float2ALfp(AL_EAXREVERB_DEFAULT_GAINLF);
  1174. effect->Reverb.DecayTime = float2ALfp(AL_EAXREVERB_DEFAULT_DECAY_TIME);
  1175. effect->Reverb.DecayHFRatio = float2ALfp(AL_EAXREVERB_DEFAULT_DECAY_HFRATIO);
  1176. effect->Reverb.DecayLFRatio = float2ALfp(AL_EAXREVERB_DEFAULT_DECAY_LFRATIO);
  1177. effect->Reverb.ReflectionsGain = float2ALfp(AL_EAXREVERB_DEFAULT_REFLECTIONS_GAIN);
  1178. effect->Reverb.ReflectionsDelay = float2ALfp(AL_EAXREVERB_DEFAULT_REFLECTIONS_DELAY);
  1179. effect->Reverb.ReflectionsPan[0] = float2ALfp(AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ);
  1180. effect->Reverb.ReflectionsPan[1] = float2ALfp(AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ);
  1181. effect->Reverb.ReflectionsPan[2] = float2ALfp(AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ);
  1182. effect->Reverb.LateReverbGain = float2ALfp(AL_EAXREVERB_DEFAULT_LATE_REVERB_GAIN);
  1183. effect->Reverb.LateReverbDelay = float2ALfp(AL_EAXREVERB_DEFAULT_LATE_REVERB_DELAY);
  1184. effect->Reverb.LateReverbPan[0] = float2ALfp(AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ);
  1185. effect->Reverb.LateReverbPan[1] = float2ALfp(AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ);
  1186. effect->Reverb.LateReverbPan[2] = float2ALfp(AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ);
  1187. effect->Reverb.EchoTime = float2ALfp(AL_EAXREVERB_DEFAULT_ECHO_TIME);
  1188. effect->Reverb.EchoDepth = float2ALfp(AL_EAXREVERB_DEFAULT_ECHO_DEPTH);
  1189. effect->Reverb.ModulationTime = float2ALfp(AL_EAXREVERB_DEFAULT_MODULATION_TIME);
  1190. effect->Reverb.ModulationDepth = float2ALfp(AL_EAXREVERB_DEFAULT_MODULATION_DEPTH);
  1191. effect->Reverb.AirAbsorptionGainHF = float2ALfp(AL_EAXREVERB_DEFAULT_AIR_ABSORPTION_GAINHF);
  1192. effect->Reverb.HFReference = float2ALfp(AL_EAXREVERB_DEFAULT_HFREFERENCE);
  1193. effect->Reverb.LFReference = float2ALfp(AL_EAXREVERB_DEFAULT_LFREFERENCE);
  1194. effect->Reverb.RoomRolloffFactor = float2ALfp(AL_EAXREVERB_DEFAULT_ROOM_ROLLOFF_FACTOR);
  1195. effect->Reverb.DecayHFLimit = AL_EAXREVERB_DEFAULT_DECAY_HFLIMIT;
  1196. break;
  1197. case AL_EFFECT_ECHO:
  1198. effect->Echo.Delay = float2ALfp(AL_ECHO_DEFAULT_DELAY);
  1199. effect->Echo.LRDelay = float2ALfp(AL_ECHO_DEFAULT_LRDELAY);
  1200. effect->Echo.Damping = float2ALfp(AL_ECHO_DEFAULT_DAMPING);
  1201. effect->Echo.Feedback = float2ALfp(AL_ECHO_DEFAULT_FEEDBACK);
  1202. effect->Echo.Spread = float2ALfp(AL_ECHO_DEFAULT_SPREAD);
  1203. break;
  1204. case AL_EFFECT_RING_MODULATOR:
  1205. effect->Modulator.Frequency = float2ALfp(AL_RING_MODULATOR_DEFAULT_FREQUENCY);
  1206. effect->Modulator.HighPassCutoff = float2ALfp(AL_RING_MODULATOR_DEFAULT_HIGHPASS_CUTOFF);
  1207. effect->Modulator.Waveform = AL_RING_MODULATOR_DEFAULT_WAVEFORM;
  1208. break;
  1209. }
  1210. }