src/lib/openal/efx.inc

   1 const
   2   ALC_EXT_EFX_NAME = 'ALC_EXT_EFX';
   3   ALC_EFX_MAJOR_VERSION = $20001;
   4   ALC_EFX_MINOR_VERSION = $20002;
   5   ALC_MAX_AUXILIARY_SENDS = $20003;
   6   (* Listener properties. *)
   7   AL_METERS_PER_UNIT = $20004;
   8   (* Source properties. *)
   9   AL_DIRECT_FILTER = $20005;
  10   AL_AUXILIARY_SEND_FILTER = $20006;
  11   AL_AIR_ABSORPTION_FACTOR = $20007;
  12   AL_ROOM_ROLLOFF_FACTOR = $20008;
  13   AL_CONE_OUTER_GAINHF = $20009;
  14   AL_DIRECT_FILTER_GAINHF_AUTO = $2000A;
  15   AL_AUXILIARY_SEND_FILTER_GAIN_AUTO = $2000B;
  16   AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO = $2000C;
  17   (* Effect properties. *)
  18   (* Reverb effect parameters *)
  19   AL_REVERB_DENSITY = $0001;
  20   AL_REVERB_DIFFUSION = $0002;
  21   AL_REVERB_GAIN = $0003;
  22   AL_REVERB_GAINHF = $0004;
  23   AL_REVERB_DECAY_TIME = $0005;
  24   AL_REVERB_DECAY_HFRATIO = $0006;
  25   AL_REVERB_REFLECTIONS_GAIN = $0007;
  26   AL_REVERB_REFLECTIONS_DELAY = $0008;
  27   AL_REVERB_LATE_REVERB_GAIN = $0009;
  28   AL_REVERB_LATE_REVERB_DELAY = $000A;
  29   AL_REVERB_AIR_ABSORPTION_GAINHF = $000B;
  30   AL_REVERB_ROOM_ROLLOFF_FACTOR = $000C;
  31   AL_REVERB_DECAY_HFLIMIT = $000D;
  32   (* EAX Reverb effect parameters *)
  33   AL_EAXREVERB_DENSITY = $0001;
  34   AL_EAXREVERB_DIFFUSION = $0002;
  35   AL_EAXREVERB_GAIN = $0003;
  36   AL_EAXREVERB_GAINHF = $0004;
  37   AL_EAXREVERB_GAINLF = $0005;
  38   AL_EAXREVERB_DECAY_TIME = $0006;
  39   AL_EAXREVERB_DECAY_HFRATIO = $0007;
  40   AL_EAXREVERB_DECAY_LFRATIO = $0008;
  41   AL_EAXREVERB_REFLECTIONS_GAIN = $0009;
  42   AL_EAXREVERB_REFLECTIONS_DELAY = $000A;
  43   AL_EAXREVERB_REFLECTIONS_PAN = $000B;
  44   AL_EAXREVERB_LATE_REVERB_GAIN = $000C;
  45   AL_EAXREVERB_LATE_REVERB_DELAY = $000D;
  46   AL_EAXREVERB_LATE_REVERB_PAN = $000E;
  47   AL_EAXREVERB_ECHO_TIME = $000F;
  48   AL_EAXREVERB_ECHO_DEPTH = $0010;
  49   AL_EAXREVERB_MODULATION_TIME = $0011;
  50   AL_EAXREVERB_MODULATION_DEPTH = $0012;
  51   AL_EAXREVERB_AIR_ABSORPTION_GAINHF = $0013;
  52   AL_EAXREVERB_HFREFERENCE = $0014;
  53   AL_EAXREVERB_LFREFERENCE = $0015;
  54   AL_EAXREVERB_ROOM_ROLLOFF_FACTOR = $0016;
  55   AL_EAXREVERB_DECAY_HFLIMIT = $0017;
  56   (* Chorus effect parameters *)
  57   AL_CHORUS_WAVEFORM = $0001;
  58   AL_CHORUS_PHASE = $0002;
  59   AL_CHORUS_RATE = $0003;
  60   AL_CHORUS_DEPTH = $0004;
  61   AL_CHORUS_FEEDBACK = $0005;
  62   AL_CHORUS_DELAY = $0006;
  63   (* Distortion effect parameters *)
  64   AL_DISTORTION_EDGE = $0001;
  65   AL_DISTORTION_GAIN = $0002;
  66   AL_DISTORTION_LOWPASS_CUTOFF = $0003;
  67   AL_DISTORTION_EQCENTER = $0004;
  68   AL_DISTORTION_EQBANDWIDTH = $0005;
  69   (* Echo effect parameters *)
  70   AL_ECHO_DELAY = $0001;
  71   AL_ECHO_LRDELAY = $0002;
  72   AL_ECHO_DAMPING = $0003;
  73   AL_ECHO_FEEDBACK = $0004;
  74   AL_ECHO_SPREAD = $0005;
  75   (* Flanger effect parameters *)
  76   AL_FLANGER_WAVEFORM = $0001;
  77   AL_FLANGER_PHASE = $0002;
  78   AL_FLANGER_RATE = $0003;
  79   AL_FLANGER_DEPTH = $0004;
  80   AL_FLANGER_FEEDBACK = $0005;
  81   AL_FLANGER_DELAY = $0006;
  82   (* Frequency shifter effect parameters *)
  83   AL_FREQUENCY_SHIFTER_FREQUENCY = $0001;
  84   AL_FREQUENCY_SHIFTER_LEFT_DIRECTION = $0002;
  85   AL_FREQUENCY_SHIFTER_RIGHT_DIRECTION = $0003;
  86   (* Vocal morpher effect parameters *)
  87   AL_VOCAL_MORPHER_PHONEMEA = $0001;
  88   AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING = $0002;
  89   AL_VOCAL_MORPHER_PHONEMEB = $0003;
  90   AL_VOCAL_MORPHER_PHONEMEB_COARSE_TUNING = $0004;
  91   AL_VOCAL_MORPHER_WAVEFORM = $0005;
  92   AL_VOCAL_MORPHER_RATE = $0006;
  93   (* Pitchshifter effect parameters *)
  94   AL_PITCH_SHIFTER_COARSE_TUNE = $0001;
  95   AL_PITCH_SHIFTER_FINE_TUNE = $0002;
  96   (* Ringmodulator effect parameters *)
  97   AL_RING_MODULATOR_FREQUENCY = $0001;
  98   AL_RING_MODULATOR_HIGHPASS_CUTOFF = $0002;
  99   AL_RING_MODULATOR_WAVEFORM = $0003;
 100   (* Autowah effect parameters *)
 101   AL_AUTOWAH_ATTACK_TIME = $0001;
 102   AL_AUTOWAH_RELEASE_TIME = $0002;
 103   AL_AUTOWAH_RESONANCE = $0003;
 104   AL_AUTOWAH_PEAK_GAIN = $0004;
 105   (* Compressor effect parameters *)
 106   AL_COMPRESSOR_ONOFF = $0001;
 107   (* Equalizer effect parameters *)
 108   AL_EQUALIZER_LOW_GAIN = $0001;
 109   AL_EQUALIZER_LOW_CUTOFF = $0002;
 110   AL_EQUALIZER_MID1_GAIN = $0003;
 111   AL_EQUALIZER_MID1_CENTER = $0004;
 112   AL_EQUALIZER_MID1_WIDTH = $0005;
 113   AL_EQUALIZER_MID2_GAIN = $0006;
 114   AL_EQUALIZER_MID2_CENTER = $0007;
 115   AL_EQUALIZER_MID2_WIDTH = $0008;
 116   AL_EQUALIZER_HIGH_GAIN = $0009;
 117   AL_EQUALIZER_HIGH_CUTOFF = $000A;
 118   (* Effect type *)
 119   AL_EFFECT_FIRST_PARAMETER = $0000;
 120   AL_EFFECT_LAST_PARAMETER = $8000;
 121   AL_EFFECT_TYPE = $8001;
 122   (* Effect types, used with the AL_EFFECT_TYPE property *)
 123   AL_EFFECT_NULL = $0000;
 124   AL_EFFECT_REVERB = $0001;
 125   AL_EFFECT_CHORUS = $0002;
 126   AL_EFFECT_DISTORTION = $0003;
 127   AL_EFFECT_ECHO = $0004;
 128   AL_EFFECT_FLANGER = $0005;
 129   AL_EFFECT_FREQUENCY_SHIFTER = $0006;
 130   AL_EFFECT_VOCAL_MORPHER = $0007;
 131   AL_EFFECT_PITCH_SHIFTER = $0008;
 132   AL_EFFECT_RING_MODULATOR = $0009;
 133   AL_EFFECT_AUTOWAH = $000A;
 134   AL_EFFECT_COMPRESSOR = $000B;
 135   AL_EFFECT_EQUALIZER = $000C;
 136   AL_EFFECT_EAXREVERB = $8000;
 137   (* Auxiliary Effect Slot properties. *)
 138   AL_EFFECTSLOT_EFFECT = $0001;
 139   AL_EFFECTSLOT_GAIN = $0002;
 140   AL_EFFECTSLOT_AUXILIARY_SEND_AUTO = $0003;
 141   (* NULL Auxiliary Slot ID to disable a source send. *)
 142   AL_EFFECTSLOT_NULL = $0000;
 143   (* Filter properties. *)
 144   (* Lowpass filter parameters *)
 145   AL_LOWPASS_GAIN = $0001;
 146   AL_LOWPASS_GAINHF = $0002;
 147   (* Highpass filter parameters *)
 148   AL_HIGHPASS_GAIN = $0001;
 149   AL_HIGHPASS_GAINLF = $0002;
 150   (* Bandpass filter parameters *)
 151   AL_BANDPASS_GAIN = $0001;
 152   AL_BANDPASS_GAINLF = $0002;
 153   AL_BANDPASS_GAINHF = $0003;
 154   (* Filter type *)
 155   AL_FILTER_FIRST_PARAMETER = $0000;
 156   AL_FILTER_LAST_PARAMETER = $8000;
 157   AL_FILTER_TYPE = $8001;
 158   (* Filter types, used with the AL_FILTER_TYPE property *)
 159   AL_FILTER_NULL = $0000;
 160   AL_FILTER_LOWPASS = $0001;
 161   AL_FILTER_HIGHPASS = $0002;
 162   AL_FILTER_BANDPASS = $0003;
 163
 164 const
 165   (* Filter ranges and defaults. *)
 166   (* Lowpass filter *)
 167   AL_LOWPASS_MIN_GAIN = 0.0;
 168   AL_LOWPASS_MAX_GAIN = 1.0;
 169   AL_LOWPASS_DEFAULT_GAIN = 1.0;
 170   AL_LOWPASS_MIN_GAINHF = 0.0;
 171   AL_LOWPASS_MAX_GAINHF = 1.0;
 172   AL_LOWPASS_DEFAULT_GAINHF = 1.0;
 173   (* Highpass filter *)
 174   AL_HIGHPASS_MIN_GAIN = 0.0;
 175   AL_HIGHPASS_MAX_GAIN = 1.0;
 176   AL_HIGHPASS_DEFAULT_GAIN = 1.0;
 177   AL_HIGHPASS_MIN_GAINLF = 0.0;
 178   AL_HIGHPASS_MAX_GAINLF = 1.0;
 179   AL_HIGHPASS_DEFAULT_GAINLF = 1.0;
 180   (* Bandpass filter *)
 181   AL_BANDPASS_MIN_GAIN = 0.0;
 182   AL_BANDPASS_MAX_GAIN = 1.0;
 183   AL_BANDPASS_DEFAULT_GAIN = 1.0;
 184   AL_BANDPASS_MIN_GAINHF = 0.0;
 185   AL_BANDPASS_MAX_GAINHF = 1.0;
 186   AL_BANDPASS_DEFAULT_GAINHF = 1.0;
 187   AL_BANDPASS_MIN_GAINLF = 0.0;
 188   AL_BANDPASS_MAX_GAINLF = 1.0;
 189   AL_BANDPASS_DEFAULT_GAINLF = 1.0;
 190   (* Effect parameter ranges and defaults. *)
 191   (* Standard reverb effect *)
 192   AL_REVERB_MIN_DENSITY = 0.0;
 193   AL_REVERB_MAX_DENSITY = 1.0;
 194   AL_REVERB_DEFAULT_DENSITY = 1.0;
 195   AL_REVERB_MIN_DIFFUSION = 0.0;
 196   AL_REVERB_MAX_DIFFUSION = 1.0;
 197   AL_REVERB_DEFAULT_DIFFUSION = 1.0;
 198   AL_REVERB_MIN_GAIN = 0.0;
 199   AL_REVERB_MAX_GAIN = 1.0;
 200   AL_REVERB_DEFAULT_GAIN = 0.32;
 201   AL_REVERB_MIN_GAINHF = 0.0;
 202   AL_REVERB_MAX_GAINHF = 1.0;
 203   AL_REVERB_DEFAULT_GAINHF = 0.89;
 204   AL_REVERB_MIN_DECAY_TIME = 0.1;
 205   AL_REVERB_MAX_DECAY_TIME = 20.0;
 206   AL_REVERB_DEFAULT_DECAY_TIME = 1.49;
 207   AL_REVERB_MIN_DECAY_HFRATIO = 0.1;
 208   AL_REVERB_MAX_DECAY_HFRATIO = 2.0;
 209   AL_REVERB_DEFAULT_DECAY_HFRATIO = 0.83;
 210   AL_REVERB_MIN_REFLECTIONS_GAIN = 0.0;
 211   AL_REVERB_MAX_REFLECTIONS_GAIN = 3.16;
 212   AL_REVERB_DEFAULT_REFLECTIONS_GAIN = 0.5;
 213   AL_REVERB_MIN_REFLECTIONS_DELAY = 0.0;
 214   AL_REVERB_MAX_REFLECTIONS_DELAY = 0.3;
 215   AL_REVERB_DEFAULT_REFLECTIONS_DELAY = 0.7;
 216   AL_REVERB_MIN_LATE_REVERB_GAIN = 0.0;
 217   AL_REVERB_MAX_LATE_REVERB_GAIN = 10.0;
 218   AL_REVERB_DEFAULT_LATE_REVERB_GAIN = 1.26;
 219   AL_REVERB_MIN_LATE_REVERB_DELAY = 0.0;
 220   AL_REVERB_MAX_LATE_REVERB_DELAY = 0.1;
 221   AL_REVERB_DEFAULT_LATE_REVERB_DELAY = 0.9;
 222   AL_REVERB_MIN_AIR_ABSORPTION_GAINHF = 0.892;
 223   AL_REVERB_MAX_AIR_ABSORPTION_GAINHF = 1.0;
 224   AL_REVERB_DEFAULT_AIR_ABSORPTION_GAINHF = 0.994;
 225   AL_REVERB_MIN_ROOM_ROLLOFF_FACTOR = 0.0;
 226   AL_REVERB_MAX_ROOM_ROLLOFF_FACTOR = 10.0;
 227   AL_REVERB_DEFAULT_ROOM_ROLLOFF_FACTOR = 0.0;
 228   AL_REVERB_MIN_DECAY_HFLIMIT = AL_FALSE;
 229   AL_REVERB_MAX_DECAY_HFLIMIT = AL_TRUE;
 230   AL_REVERB_DEFAULT_DECAY_HFLIMIT = AL_TRUE;
 231   (* EAX reverb effect *)
 232   AL_EAXREVERB_MIN_DENSITY = 0.0;
 233   AL_EAXREVERB_MAX_DENSITY = 1.0;
 234   AL_EAXREVERB_DEFAULT_DENSITY = 1.0;
 235   AL_EAXREVERB_MIN_DIFFUSION = 0.0;
 236   AL_EAXREVERB_MAX_DIFFUSION = 1.0;
 237   AL_EAXREVERB_DEFAULT_DIFFUSION = 1.0;
 238   AL_EAXREVERB_MIN_GAIN = 0.0;
 239   AL_EAXREVERB_MAX_GAIN = 1.0;
 240   AL_EAXREVERB_DEFAULT_GAIN = 0.32;
 241   AL_EAXREVERB_MIN_GAINHF = 0.0;
 242   AL_EAXREVERB_MAX_GAINHF = 1.0;
 243   AL_EAXREVERB_DEFAULT_GAINHF = 0.89;
 244   AL_EAXREVERB_MIN_GAINLF = 0.0;
 245   AL_EAXREVERB_MAX_GAINLF = 1.0;
 246   AL_EAXREVERB_DEFAULT_GAINLF = 1.0;
 247   AL_EAXREVERB_MIN_DECAY_TIME = 0.1;
 248   AL_EAXREVERB_MAX_DECAY_TIME = 20.0;
 249   AL_EAXREVERB_DEFAULT_DECAY_TIME = 1.49;
 250   AL_EAXREVERB_MIN_DECAY_HFRATIO = 0.1;
 251   AL_EAXREVERB_MAX_DECAY_HFRATIO = 2.0;
 252   AL_EAXREVERB_DEFAULT_DECAY_HFRATIO = 0.83;
 253   AL_EAXREVERB_MIN_DECAY_LFRATIO = 0.1;
 254   AL_EAXREVERB_MAX_DECAY_LFRATIO = 2.0;
 255   AL_EAXREVERB_DEFAULT_DECAY_LFRATIO = 1.0;
 256   AL_EAXREVERB_MIN_REFLECTIONS_GAIN = 0.0;
 257   AL_EAXREVERB_MAX_REFLECTIONS_GAIN = 3.16;
 258   AL_EAXREVERB_DEFAULT_REFLECTIONS_GAIN = 0.5;
 259   AL_EAXREVERB_MIN_REFLECTIONS_DELAY = 0.0;
 260   AL_EAXREVERB_MAX_REFLECTIONS_DELAY = 0.3;
 261   AL_EAXREVERB_DEFAULT_REFLECTIONS_DELAY = 0.7;
 262   AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ = 0.0;
 263   AL_EAXREVERB_MIN_LATE_REVERB_GAIN = 0.0;
 264   AL_EAXREVERB_MAX_LATE_REVERB_GAIN = 10.0;
 265   AL_EAXREVERB_DEFAULT_LATE_REVERB_GAIN = 1.26;
 266   AL_EAXREVERB_MIN_LATE_REVERB_DELAY = 0.0;
 267   AL_EAXREVERB_MAX_LATE_REVERB_DELAY = 0.1;
 268   AL_EAXREVERB_DEFAULT_LATE_REVERB_DELAY = 0.9;
 269   AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ = 0.0;
 270   AL_EAXREVERB_MIN_ECHO_TIME = 0.3;
 271   AL_EAXREVERB_MAX_ECHO_TIME = 0.25;
 272   AL_EAXREVERB_DEFAULT_ECHO_TIME = 0.25;
 273   AL_EAXREVERB_MIN_ECHO_DEPTH = 0.0;
 274   AL_EAXREVERB_MAX_ECHO_DEPTH = 1.0;
 275   AL_EAXREVERB_DEFAULT_ECHO_DEPTH = 0.0;
 276   AL_EAXREVERB_MIN_MODULATION_TIME = 0.4;
 277   AL_EAXREVERB_MAX_MODULATION_TIME = 4.0;
 278   AL_EAXREVERB_DEFAULT_MODULATION_TIME = 0.25;
 279   AL_EAXREVERB_MIN_MODULATION_DEPTH = 0.0;
 280   AL_EAXREVERB_MAX_MODULATION_DEPTH = 1.0;
 281   AL_EAXREVERB_DEFAULT_MODULATION_DEPTH = 0.0;
 282   AL_EAXREVERB_MIN_AIR_ABSORPTION_GAINHF = 0.892;
 283   AL_EAXREVERB_MAX_AIR_ABSORPTION_GAINHF = 1.0;
 284   AL_EAXREVERB_DEFAULT_AIR_ABSORPTION_GAINHF = 0.994;
 285   AL_EAXREVERB_MIN_HFREFERENCE = 1000.0;
 286   AL_EAXREVERB_MAX_HFREFERENCE = 20000.0;
 287   AL_EAXREVERB_DEFAULT_HFREFERENCE = 5000.0;
 288   AL_EAXREVERB_MIN_LFREFERENCE = 20.0;
 289   AL_EAXREVERB_MAX_LFREFERENCE = 1000.0;
 290   AL_EAXREVERB_DEFAULT_LFREFERENCE = 250.0;
 291   AL_EAXREVERB_MIN_ROOM_ROLLOFF_FACTOR = 0.0;
 292   AL_EAXREVERB_MAX_ROOM_ROLLOFF_FACTOR = 10.0;
 293   AL_EAXREVERB_DEFAULT_ROOM_ROLLOFF_FACTOR = 0.0;
 294   AL_EAXREVERB_MIN_DECAY_HFLIMIT = AL_FALSE;
 295   AL_EAXREVERB_MAX_DECAY_HFLIMIT = AL_TRUE;
 296   AL_EAXREVERB_DEFAULT_DECAY_HFLIMIT = AL_TRUE;
 297   (* Chorus effect *)
 298   AL_CHORUS_WAVEFORM_SINUSOID = 0;
 299   AL_CHORUS_WAVEFORM_TRIANGLE = 1;
 300   AL_CHORUS_MIN_WAVEFORM = 0;
 301   AL_CHORUS_MAX_WAVEFORM = 1;
 302   AL_CHORUS_DEFAULT_WAVEFORM = 1;
 303   AL_CHORUS_MIN_PHASE = -180;
 304   AL_CHORUS_MAX_PHASE = 180;
 305   AL_CHORUS_DEFAULT_PHASE = 90;
 306   AL_CHORUS_MIN_RATE = 0.0;
 307   AL_CHORUS_MAX_RATE = 10.0;
 308   AL_CHORUS_DEFAULT_RATE = 1.1;
 309   AL_CHORUS_MIN_DEPTH = 0.0;
 310   AL_CHORUS_MAX_DEPTH = 1.0;
 311   AL_CHORUS_DEFAULT_DEPTH = 0.1;
 312   AL_CHORUS_MIN_FEEDBACK = -1.0;
 313   AL_CHORUS_MAX_FEEDBACK = 1.0;
 314   AL_CHORUS_DEFAULT_FEEDBACK = 0.25;
 315   AL_CHORUS_MIN_DELAY = 0.0;
 316   AL_CHORUS_MAX_DELAY = 0.016;
 317   AL_CHORUS_DEFAULT_DELAY = 0.016;
 318   (* Distortion effect *)
 319   AL_DISTORTION_MIN_EDGE = 0.0;
 320   AL_DISTORTION_MAX_EDGE = 1.0;
 321   AL_DISTORTION_DEFAULT_EDGE = 0.2;
 322   AL_DISTORTION_MIN_GAIN = 0.1;
 323   AL_DISTORTION_MAX_GAIN = 1.0;
 324   AL_DISTORTION_DEFAULT_GAIN = 0.5;
 325   AL_DISTORTION_MIN_LOWPASS_CUTOFF = 80.0;
 326   AL_DISTORTION_MAX_LOWPASS_CUTOFF = 24000.0;
 327   AL_DISTORTION_DEFAULT_LOWPASS_CUTOFF = 8000.0;
 328   AL_DISTORTION_MIN_EQCENTER = 80.0;
 329   AL_DISTORTION_MAX_EQCENTER = 24000.0;
 330   AL_DISTORTION_DEFAULT_EQCENTER = 3600.0;
 331   AL_DISTORTION_MIN_EQBANDWIDTH = 80.0;
 332   AL_DISTORTION_MAX_EQBANDWIDTH = 24000.0;
 333   AL_DISTORTION_DEFAULT_EQBANDWIDTH = 3600.0;
 334   (* Echo effect *)
 335   AL_ECHO_MIN_DELAY = 0.0;
 336   AL_ECHO_MAX_DELAY = 0.207;
 337   AL_ECHO_DEFAULT_DELAY = 0.1;
 338   AL_ECHO_MIN_LRDELAY = 0.0;
 339   AL_ECHO_MAX_LRDELAY = 0.404;
 340   AL_ECHO_DEFAULT_LRDELAY = 0.1;
 341   AL_ECHO_MIN_DAMPING = 0.0;
 342   AL_ECHO_MAX_DAMPING = 0.99;
 343   AL_ECHO_DEFAULT_DAMPING = 0.5;
 344   AL_ECHO_MIN_FEEDBACK = 0.0;
 345   AL_ECHO_MAX_FEEDBACK = 1.0;
 346   AL_ECHO_DEFAULT_FEEDBACK = 0.5;
 347   AL_ECHO_MIN_SPREAD = -1.0;
 348   AL_ECHO_MAX_SPREAD = 1.0;
 349   AL_ECHO_DEFAULT_SPREAD = -1.0;
 350   (* Flanger effect *)
 351   AL_FLANGER_WAVEFORM_SINUSOID = 0;
 352   AL_FLANGER_WAVEFORM_TRIANGLE = 1;
 353   AL_FLANGER_MIN_WAVEFORM = 0;
 354   AL_FLANGER_MAX_WAVEFORM = 1;
 355   AL_FLANGER_DEFAULT_WAVEFORM = 1;
 356   AL_FLANGER_MIN_PHASE = -180;
 357   AL_FLANGER_MAX_PHASE = 180;
 358   AL_FLANGER_DEFAULT_PHASE = 0;
 359   AL_FLANGER_MIN_RATE = 0.0;
 360   AL_FLANGER_MAX_RATE = 10.0;
 361   AL_FLANGER_DEFAULT_RATE = 0.27;
 362   AL_FLANGER_MIN_DEPTH = 0.0;
 363   AL_FLANGER_MAX_DEPTH = 1.0;
 364   AL_FLANGER_DEFAULT_DEPTH = 1.0;
 365   AL_FLANGER_MIN_FEEDBACK = -1.0;
 366   AL_FLANGER_MAX_FEEDBACK = 1.0;
 367   AL_FLANGER_DEFAULT_FEEDBACK = -0.5;
 368   AL_FLANGER_MIN_DELAY = 0.0;
 369   AL_FLANGER_MAX_DELAY = 0.4;
 370   AL_FLANGER_DEFAULT_DELAY = 0.2;
 371   (* Frequency shifter effect *)
 372   AL_FREQUENCY_SHIFTER_MIN_FREQUENCY = 0.0;
 373   AL_FREQUENCY_SHIFTER_MAX_FREQUENCY = 24000.0;
 374   AL_FREQUENCY_SHIFTER_DEFAULT_FREQUENCY = 0.0;
 375   AL_FREQUENCY_SHIFTER_MIN_LEFT_DIRECTION = 0;
 376   AL_FREQUENCY_SHIFTER_MAX_LEFT_DIRECTION = 2;
 377   AL_FREQUENCY_SHIFTER_DEFAULT_LEFT_DIRECTION = 0;
 378   AL_FREQUENCY_SHIFTER_DIRECTION_DOWN = 0;
 379   AL_FREQUENCY_SHIFTER_DIRECTION_UP = 1;
 380   AL_FREQUENCY_SHIFTER_DIRECTION_OFF = 2;
 381   AL_FREQUENCY_SHIFTER_MIN_RIGHT_DIRECTION = 0;
 382   AL_FREQUENCY_SHIFTER_MAX_RIGHT_DIRECTION = 2;
 383   AL_FREQUENCY_SHIFTER_DEFAULT_RIGHT_DIRECTION = 0;
 384   (* Vocal morpher effect *)
 385   AL_VOCAL_MORPHER_MIN_PHONEMEA = 0;
 386   AL_VOCAL_MORPHER_MAX_PHONEMEA = 29;
 387   AL_VOCAL_MORPHER_DEFAULT_PHONEMEA = 0;
 388   AL_VOCAL_MORPHER_MIN_PHONEMEA_COARSE_TUNING = -24;
 389   AL_VOCAL_MORPHER_MAX_PHONEMEA_COARSE_TUNING = 24;
 390   AL_VOCAL_MORPHER_DEFAULT_PHONEMEA_COARSE_TUNING = 0;
 391   AL_VOCAL_MORPHER_MIN_PHONEMEB = 0;
 392   AL_VOCAL_MORPHER_MAX_PHONEMEB = 29;
 393   AL_VOCAL_MORPHER_DEFAULT_PHONEMEB = 10;
 394   AL_VOCAL_MORPHER_MIN_PHONEMEB_COARSE_TUNING = -24;
 395   AL_VOCAL_MORPHER_MAX_PHONEMEB_COARSE_TUNING = 24;
 396   AL_VOCAL_MORPHER_DEFAULT_PHONEMEB_COARSE_TUNING = 0;
 397   AL_VOCAL_MORPHER_PHONEME_A = 0;
 398   AL_VOCAL_MORPHER_PHONEME_E = 1;
 399   AL_VOCAL_MORPHER_PHONEME_I = 2;
 400   AL_VOCAL_MORPHER_PHONEME_O = 3;
 401   AL_VOCAL_MORPHER_PHONEME_U = 4;
 402   AL_VOCAL_MORPHER_PHONEME_AA = 5;
 403   AL_VOCAL_MORPHER_PHONEME_AE = 6;
 404   AL_VOCAL_MORPHER_PHONEME_AH = 7;
 405   AL_VOCAL_MORPHER_PHONEME_AO = 8;
 406   AL_VOCAL_MORPHER_PHONEME_EH = 9;
 407   AL_VOCAL_MORPHER_PHONEME_ER = 10;
 408   AL_VOCAL_MORPHER_PHONEME_IH = 11;
 409   AL_VOCAL_MORPHER_PHONEME_IY = 12;
 410   AL_VOCAL_MORPHER_PHONEME_UH = 13;
 411   AL_VOCAL_MORPHER_PHONEME_UW = 14;
 412   AL_VOCAL_MORPHER_PHONEME_B = 15;
 413   AL_VOCAL_MORPHER_PHONEME_D = 16;
 414   AL_VOCAL_MORPHER_PHONEME_F = 17;
 415   AL_VOCAL_MORPHER_PHONEME_G = 18;
 416   AL_VOCAL_MORPHER_PHONEME_J = 19;
 417   AL_VOCAL_MORPHER_PHONEME_K = 20;
 418   AL_VOCAL_MORPHER_PHONEME_L = 21;
 419   AL_VOCAL_MORPHER_PHONEME_M = 22;
 420   AL_VOCAL_MORPHER_PHONEME_N = 23;
 421   AL_VOCAL_MORPHER_PHONEME_P = 24;
 422   AL_VOCAL_MORPHER_PHONEME_R = 25;
 423   AL_VOCAL_MORPHER_PHONEME_S = 26;
 424   AL_VOCAL_MORPHER_PHONEME_T = 27;
 425   AL_VOCAL_MORPHER_PHONEME_V = 28;
 426   AL_VOCAL_MORPHER_PHONEME_Z = 29;
 427   AL_VOCAL_MORPHER_WAVEFORM_SINUSOID = 0;
 428   AL_VOCAL_MORPHER_WAVEFORM_TRIANGLE = 1;
 429   AL_VOCAL_MORPHER_WAVEFORM_SAWTOOTH = 2;
 430   AL_VOCAL_MORPHER_MIN_WAVEFORM = 0;
 431   AL_VOCAL_MORPHER_MAX_WAVEFORM = 2;
 432   AL_VOCAL_MORPHER_DEFAULT_WAVEFORM = 0;
 433   AL_VOCAL_MORPHER_MIN_RATE = 0.0;
 434   AL_VOCAL_MORPHER_MAX_RATE = 10.0;
 435   AL_VOCAL_MORPHER_DEFAULT_RATE = 1.41;
 436   (* Pitch shifter effect *)
 437   AL_PITCH_SHIFTER_MIN_COARSE_TUNE = -12;
 438   AL_PITCH_SHIFTER_MAX_COARSE_TUNE = 12;
 439   AL_PITCH_SHIFTER_DEFAULT_COARSE_TUNE = 12;
 440   AL_PITCH_SHIFTER_MIN_FINE_TUNE = -50;
 441   AL_PITCH_SHIFTER_MAX_FINE_TUNE = 50;
 442   AL_PITCH_SHIFTER_DEFAULT_FINE_TUNE = 0;
 443   (* Ring modulator effect *)
 444   AL_RING_MODULATOR_MIN_FREQUENCY = 0.0;
 445   AL_RING_MODULATOR_MAX_FREQUENCY = 8000.0;
 446   AL_RING_MODULATOR_DEFAULT_FREQUENCY = 440.0;
 447   AL_RING_MODULATOR_MIN_HIGHPASS_CUTOFF = 0.0;
 448   AL_RING_MODULATOR_MAX_HIGHPASS_CUTOFF = 24000.0;
 449   AL_RING_MODULATOR_DEFAULT_HIGHPASS_CUTOFF = 800.0;
 450   AL_RING_MODULATOR_SINUSOID = 0;
 451   AL_RING_MODULATOR_SAWTOOTH = 1;
 452   AL_RING_MODULATOR_SQUARE = 2;
 453   AL_RING_MODULATOR_MIN_WAVEFORM = 0;
 454   AL_RING_MODULATOR_MAX_WAVEFORM = 2;
 455   AL_RING_MODULATOR_DEFAULT_WAVEFORM = 0;
 456   (* Autowah effect *)
 457   AL_AUTOWAH_MIN_ATTACK_TIME = 0.1;
 458   AL_AUTOWAH_MAX_ATTACK_TIME = 1.0;
 459   AL_AUTOWAH_DEFAULT_ATTACK_TIME = 0.6;
 460   AL_AUTOWAH_MIN_RELEASE_TIME = 0.1;
 461   AL_AUTOWAH_MAX_RELEASE_TIME = 1.0;
 462   AL_AUTOWAH_DEFAULT_RELEASE_TIME = 0.6;
 463   AL_AUTOWAH_MIN_RESONANCE = 2.0;
 464   AL_AUTOWAH_MAX_RESONANCE = 1000.0;
 465   AL_AUTOWAH_DEFAULT_RESONANCE = 1000.0;
 466   AL_AUTOWAH_MIN_PEAK_GAIN = 0.3;
 467   AL_AUTOWAH_MAX_PEAK_GAIN = 31621.0;
 468   AL_AUTOWAH_DEFAULT_PEAK_GAIN = 11.22;
 469   (* Compressor effect *)
 470   AL_COMPRESSOR_MIN_ONOFF = 0;
 471   AL_COMPRESSOR_MAX_ONOFF = 1;
 472   AL_COMPRESSOR_DEFAULT_ONOFF = 1;
 473   (* Equalizer effect *)
 474   AL_EQUALIZER_MIN_LOW_GAIN = 0.126;
 475   AL_EQUALIZER_MAX_LOW_GAIN = 7.943;
 476   AL_EQUALIZER_DEFAULT_LOW_GAIN = 1.0;
 477   AL_EQUALIZER_MIN_LOW_CUTOFF = 50.0;
 478   AL_EQUALIZER_MAX_LOW_CUTOFF = 800.0;
 479   AL_EQUALIZER_DEFAULT_LOW_CUTOFF = 200.0;
 480   AL_EQUALIZER_MIN_MID1_GAIN = 0.126;
 481   AL_EQUALIZER_MAX_MID1_GAIN = 7.943;
 482   AL_EQUALIZER_DEFAULT_MID1_GAIN = 1.0;
 483   AL_EQUALIZER_MIN_MID1_CENTER = 200.0;
 484   AL_EQUALIZER_MAX_MID1_CENTER = 3000.0;
 485   AL_EQUALIZER_DEFAULT_MID1_CENTER = 500.0;
 486   AL_EQUALIZER_MIN_MID1_WIDTH = 0.1;
 487   AL_EQUALIZER_MAX_MID1_WIDTH = 1.0;
 488   AL_EQUALIZER_DEFAULT_MID1_WIDTH = 1.0;
 489   AL_EQUALIZER_MIN_MID2_GAIN = 0.126;
 490   AL_EQUALIZER_MAX_MID2_GAIN = 7.943;
 491   AL_EQUALIZER_DEFAULT_MID2_GAIN = 1.0;
 492   AL_EQUALIZER_MIN_MID2_CENTER = 1000.0;
 493   AL_EQUALIZER_MAX_MID2_CENTER = 8000.0;
 494   AL_EQUALIZER_DEFAULT_MID2_CENTER = 3000.0;
 495   AL_EQUALIZER_MIN_MID2_WIDTH = 0.1;
 496   AL_EQUALIZER_MAX_MID2_WIDTH = 1.0;
 497   AL_EQUALIZER_DEFAULT_MID2_WIDTH = 1.0;
 498   AL_EQUALIZER_MIN_HIGH_GAIN = 0.126;
 499   AL_EQUALIZER_MAX_HIGH_GAIN = 7.943;
 500   AL_EQUALIZER_DEFAULT_HIGH_GAIN = 1.0;
 501   AL_EQUALIZER_MIN_HIGH_CUTOFF = 4000.0;
 502   AL_EQUALIZER_MAX_HIGH_CUTOFF = 16000.0;
 503   AL_EQUALIZER_DEFAULT_HIGH_CUTOFF = 6000.0;
 504   (* Source parameter value ranges and defaults. *)
 505   AL_MIN_AIR_ABSORPTION_FACTOR = 0.0;
 506   AL_MAX_AIR_ABSORPTION_FACTOR = 10.0;
 507   AL_DEFAULT_AIR_ABSORPTION_FACTOR = 0.0;
 508   AL_MIN_ROOM_ROLLOFF_FACTOR = 0.0;
 509   AL_MAX_ROOM_ROLLOFF_FACTOR = 10.0;
 510   AL_DEFAULT_ROOM_ROLLOFF_FACTOR = 0.0;
 511   AL_MIN_CONE_OUTER_GAINHF = 0.0;
 512   AL_MAX_CONE_OUTER_GAINHF = 1.0;
 513   AL_DEFAULT_CONE_OUTER_GAINHF = 1.0;
 514   AL_MIN_DIRECT_FILTER_GAINHF_AUTO = AL_FALSE;
 515   AL_MAX_DIRECT_FILTER_GAINHF_AUTO = AL_TRUE;
 516   AL_DEFAULT_DIRECT_FILTER_GAINHF_AUTO = AL_TRUE;
 517   AL_MIN_AUXILIARY_SEND_FILTER_GAIN_AUTO = AL_FALSE;
 518   AL_MAX_AUXILIARY_SEND_FILTER_GAIN_AUTO = AL_TRUE;
 519   AL_DEFAULT_AUXILIARY_SEND_FILTER_GAIN_AUTO = AL_TRUE;
 520   AL_MIN_AUXILIARY_SEND_FILTER_GAINHF_AUTO = AL_FALSE;
 521   AL_MAX_AUXILIARY_SEND_FILTER_GAINHF_AUTO = AL_TRUE;
 522   AL_DEFAULT_AUXILIARY_SEND_FILTER_GAINHF_AUTO = AL_TRUE;
 523   (* Listener parameter value ranges and defaults. *)
 524   AL_MIN_METERS_PER_UNIT = 0.0; // FIXME: was FLT_MIN
 525   AL_MAX_METERS_PER_UNIT = 1e10; // FIXME: was FLT_MAX
 526   AL_DEFAULT_METERS_PER_UNIT = 1.0;
 527
 528 type
 529   EFXEAXREVERBPROPERTIES = record
 530     flDensity: ALfloat;
 531     flDiffusion: ALfloat;
 532     flGain: ALfloat;
 533     flGainHF: ALfloat;
 534     flGainLF: ALfloat;
 535     flDecayTime: ALfloat;
 536     flDecayHFRatio: ALfloat;
 537     flDecayLFRatio: ALfloat;
 538     flReflectionsGain: ALfloat;
 539     flReflectionsDelay: ALfloat;
 540     flReflectionsPan: array [0..2] of ALfloat;
 541     flLateReverbGain: ALfloat;
 542     flLateReverbDelay: ALfloat;
 543     flLateReverbPan: array [0..2] of ALfloat;
 544     flEchoTime: ALfloat;
 545     flEchoDepth: ALfloat;
 546     flModulationTime: ALfloat;
 547     flModulationDepth: ALfloat;
 548     flAirAbsorptionGainHF: ALfloat;
 549     flHFReference: ALfloat;
 550     flLFReference: ALfloat;
 551     flRoomRolloffFactor: ALfloat;
 552     iDecayHFLimit: ALint;
 553   end;
 554   LPEFXEAXREVERBPROPERTIES = ^EFXEAXREVERBPROPERTIES;
 555
 556 procedure alGenEffects(n: ALsizei;  effects: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 557
 558 procedure alDeleteEffects(n: ALsizei;  effects: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 559
 560 function alIsEffect(effect: ALuint): ALboolean; cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 561
 562 procedure alEffecti(effect: ALuint;  param: ALenum;  iValue: ALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 563
 564 procedure alEffectiv(effect: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 565
 566 procedure alEffectf(effect: ALuint;  param: ALenum;  flValue: ALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 567
 568 procedure alEffectfv(effect: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 569
 570 procedure alGetEffecti(effect: ALuint;  param: ALenum;  piValue: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 571
 572 procedure alGetEffectiv(effect: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 573
 574 procedure alGetEffectf(effect: ALuint;  param: ALenum;  pflValue: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 575
 576 procedure alGetEffectfv(effect: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 577
 578 procedure alGenFilters(n: ALsizei;  filters: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 579
 580 procedure alDeleteFilters(n: ALsizei;  filters: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 581
 582 function alIsFilter(filter: ALuint): ALboolean; cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 583
 584 procedure alFilteri(filter: ALuint;  param: ALenum;  iValue: ALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 585
 586 procedure alFilteriv(filter: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 587
 588 procedure alFilterf(filter: ALuint;  param: ALenum;  flValue: ALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 589
 590 procedure alFilterfv(filter: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 591
 592 procedure alGetFilteri(filter: ALuint;  param: ALenum;  piValue: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 593
 594 procedure alGetFilteriv(filter: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 595
 596 procedure alGetFilterf(filter: ALuint;  param: ALenum;  pflValue: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 597
 598 procedure alGetFilterfv(filter: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 599
 600 procedure alGenAuxiliaryEffectSlots(n: ALsizei;  effectslots: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 601
 602 procedure alDeleteAuxiliaryEffectSlots(n: ALsizei;  effectslots: pALuint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 603
 604 function alIsAuxiliaryEffectSlot(effectslot: ALuint): ALboolean; cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 605
 606 procedure alAuxiliaryEffectSloti(effectslot: ALuint;  param: ALenum;  iValue: ALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 607
 608 procedure alAuxiliaryEffectSlotiv(effectslot: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 609
 610 procedure alAuxiliaryEffectSlotf(effectslot: ALuint;  param: ALenum;  flValue: ALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 611
 612 procedure alAuxiliaryEffectSlotfv(effectslot: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 613
 614 procedure alGetAuxiliaryEffectSloti(effectslot: ALuint;  param: ALenum;  piValue: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 615
 616 procedure alGetAuxiliaryEffectSlotiv(effectslot: ALuint;  param: ALenum;  piValues: pALint); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 617
 618 procedure alGetAuxiliaryEffectSlotf(effectslot: ALuint;  param: ALenum;  pflValue: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 619
 620 procedure alGetAuxiliaryEffectSlotfv(effectslot: ALuint;  param: ALenum;  pflValues: pALfloat); cdecl; external {$IFDEF AL_DYNAMIC}openallib{$ENDIF};
 621
 622 {
 623 type
 624   /* Effect object function types. */
 625   typedef void (AL_APIENTRY *LPALGENEFFECTS)(ALsizei, ALuint*);
 626   typedef void (AL_APIENTRY *LPALDELETEEFFECTS)(ALsizei, const ALuint*);
 627   typedef ALboolean (AL_APIENTRY *LPALISEFFECT)(ALuint);
 628   typedef void (AL_APIENTRY *LPALEFFECTI)(ALuint, ALenum, ALint);
 629   typedef void (AL_APIENTRY *LPALEFFECTIV)(ALuint, ALenum, const ALint*);
 630   typedef void (AL_APIENTRY *LPALEFFECTF)(ALuint, ALenum, ALfloat);
 631   typedef void (AL_APIENTRY *LPALEFFECTFV)(ALuint, ALenum, const ALfloat*);
 632   typedef void (AL_APIENTRY *LPALGETEFFECTI)(ALuint, ALenum, ALint*);
 633   typedef void (AL_APIENTRY *LPALGETEFFECTIV)(ALuint, ALenum, ALint*);
 634   typedef void (AL_APIENTRY *LPALGETEFFECTF)(ALuint, ALenum, ALfloat*);
 635   typedef void (AL_APIENTRY *LPALGETEFFECTFV)(ALuint, ALenum, ALfloat*);
 636
 637   /* Filter object function types. */
 638   typedef void (AL_APIENTRY *LPALGENFILTERS)(ALsizei, ALuint*);
 639   typedef void (AL_APIENTRY *LPALDELETEFILTERS)(ALsizei, const ALuint*);
 640   typedef ALboolean (AL_APIENTRY *LPALISFILTER)(ALuint);
 641   typedef void (AL_APIENTRY *LPALFILTERI)(ALuint, ALenum, ALint);
 642   typedef void (AL_APIENTRY *LPALFILTERIV)(ALuint, ALenum, const ALint*);
 643   typedef void (AL_APIENTRY *LPALFILTERF)(ALuint, ALenum, ALfloat);
 644   typedef void (AL_APIENTRY *LPALFILTERFV)(ALuint, ALenum, const ALfloat*);
 645   typedef void (AL_APIENTRY *LPALGETFILTERI)(ALuint, ALenum, ALint*);
 646   typedef void (AL_APIENTRY *LPALGETFILTERIV)(ALuint, ALenum, ALint*);
 647   typedef void (AL_APIENTRY *LPALGETFILTERF)(ALuint, ALenum, ALfloat*);
 648   typedef void (AL_APIENTRY *LPALGETFILTERFV)(ALuint, ALenum, ALfloat*);
 649
 650   /* Auxiliary Effect Slot object function types. */
 651   typedef void (AL_APIENTRY *LPALGENAUXILIARYEFFECTSLOTS)(ALsizei, ALuint*);
 652   typedef void (AL_APIENTRY *LPALDELETEAUXILIARYEFFECTSLOTS)(ALsizei, const ALuint*);
 653   typedef ALboolean (AL_APIENTRY *LPALISAUXILIARYEFFECTSLOT)(ALuint);
 654   typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTI)(ALuint, ALenum, ALint);
 655   typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTIV)(ALuint, ALenum, const ALint*);
 656   typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTF)(ALuint, ALenum, ALfloat);
 657   typedef void (AL_APIENTRY *LPALAUXILIARYEFFECTSLOTFV)(ALuint, ALenum, const ALfloat*);
 658   typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTI)(ALuint, ALenum, ALint*);
 659   typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTIV)(ALuint, ALenum, ALint*);
 660   typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTF)(ALuint, ALenum, ALfloat*);
 661   typedef void (AL_APIENTRY *LPALGETAUXILIARYEFFECTSLOTFV)(ALuint, ALenum, ALfloat*);
 662 }