#ifndef _AL_SOURCE_H_ #define _AL_SOURCE_H_ #define AL_NUM_SOURCE_PARAMS 128 #define MAX_SENDS 2 #include "alFilter.h" #include "alu.h" #include "AL/al.h" #define AL_DIRECT_FILTER 0x20005 #define AL_AUXILIARY_SEND_FILTER 0x20006 #define AL_AIR_ABSORPTION_FACTOR 0x20007 #define AL_ROOM_ROLLOFF_FACTOR 0x20008 #define AL_CONE_OUTER_GAINHF 0x20009 #define AL_DIRECT_FILTER_GAINHF_AUTO 0x2000A #define AL_AUXILIARY_SEND_FILTER_GAIN_AUTO 0x2000B #define AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO 0x2000C #ifdef __cplusplus extern "C" { #endif typedef enum { POINT = 0, LINEAR, COSINE, RESAMPLER_MAX, RESAMPLER_MIN = -1, RESAMPLER_DEFAULT = LINEAR } resampler_t; extern resampler_t DefaultResampler; typedef struct ALbufferlistitem { struct ALbuffer *buffer; struct ALbufferlistitem *next; } ALbufferlistitem; typedef struct ALsource { ALfloat flPitch; ALfloat flGain; ALfloat flOuterGain; ALfloat flMinGain; ALfloat flMaxGain; ALfloat flInnerAngle; ALfloat flOuterAngle; ALfloat flRefDistance; ALfloat flMaxDistance; ALfloat flRollOffFactor; ALfloat vPosition[3]; ALfloat vVelocity[3]; ALfloat vOrientation[3]; ALboolean bHeadRelative; ALboolean bLooping; ALenum DistanceModel; resampler_t Resampler; ALenum state; ALuint position; ALuint position_fraction; struct ALbuffer *Buffer; struct ALbufferlistitem *queue; // Linked list of buffers in queue ALuint BuffersInQueue; // Number of buffers in queue ALuint BuffersPlayed; // Number of buffers played on this loop ALfilter DirectFilter; struct { struct ALeffectslot *Slot; ALfilter WetFilter; } Send[MAX_SENDS]; ALboolean DryGainHFAuto; ALboolean WetGainAuto; ALboolean WetGainHFAuto; ALfloat OuterGainHF; ALfloat AirAbsorptionFactor; ALfloat RoomRolloffFactor; ALfloat DopplerFactor; ALint lOffset; ALint lOffsetType; // Source Type (Static, Streaming, or Undetermined) ALint lSourceType; // Current gains, which are ramped while mixed ALfloat DryGains[OUTPUTCHANNELS]; ALfloat WetGains[MAX_SENDS]; ALboolean FirstStart; // Current target parameters used for mixing ALboolean NeedsUpdate; struct { ALfloat DryGains[OUTPUTCHANNELS]; ALfloat WetGains[MAX_SENDS]; ALfloat Pitch; struct { FILTER iirFilter; ALfloat history[OUTPUTCHANNELS]; } Send[MAX_SENDS]; FILTER iirFilter; ALfloat history[OUTPUTCHANNELS*2]; } Params; // Index to itself ALuint source; struct ALsource *next; } ALsource; ALvoid ReleaseALSources(ALCcontext *Context); #ifdef __cplusplus } #endif #endif