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#ifndef _AL_SOURCE_H_
#define _AL_SOURCE_H_
#include "bool.h"
#include "alMain.h"
#include "alu.h"
#include "hrtf.h"
#define MAX_SENDS 16
#define DEFAULT_SENDS 2
#ifdef __cplusplus
extern "C" {
#endif
struct ALbuffer;
struct ALsource;
struct ALsourceProps;
typedef struct ALbufferlistitem {
struct ALbuffer *buffer;
struct ALbufferlistitem *volatile next;
} ALbufferlistitem;
struct ALsourceProps {
ATOMIC(struct ALsourceProps*) next;
ALfloat Pitch;
ALfloat Gain;
ALfloat OuterGain;
ALfloat MinGain;
ALfloat MaxGain;
ALfloat InnerAngle;
ALfloat OuterAngle;
ALfloat RefDistance;
ALfloat MaxDistance;
ALfloat RollOffFactor;
ALfloat Position[3];
ALfloat Velocity[3];
ALfloat Direction[3];
ALfloat Orientation[2][3];
ALboolean HeadRelative;
enum DistanceModel DistanceModel;
ALboolean DirectChannels;
ALboolean DryGainHFAuto;
ALboolean WetGainAuto;
ALboolean WetGainHFAuto;
ALfloat OuterGainHF;
ALfloat AirAbsorptionFactor;
ALfloat RoomRolloffFactor;
ALfloat DopplerFactor;
ALfloat StereoPan[2];
ALfloat Radius;
/** Direct filter and auxiliary send info. */
struct {
ALfloat Gain;
ALfloat GainHF;
ALfloat HFReference;
ALfloat GainLF;
ALfloat LFReference;
} Direct;
struct {
struct ALeffectslot *Slot;
ALfloat Gain;
ALfloat GainHF;
ALfloat HFReference;
ALfloat GainLF;
ALfloat LFReference;
} Send[];
};
typedef struct ALsource {
/** Source properties. */
ALfloat Pitch;
ALfloat Gain;
ALfloat OuterGain;
ALfloat MinGain;
ALfloat MaxGain;
ALfloat InnerAngle;
ALfloat OuterAngle;
ALfloat RefDistance;
ALfloat MaxDistance;
ALfloat RollOffFactor;
ALfloat Position[3];
ALfloat Velocity[3];
ALfloat Direction[3];
ALfloat Orientation[2][3];
ALboolean HeadRelative;
enum DistanceModel DistanceModel;
ALboolean DirectChannels;
ALboolean DryGainHFAuto;
ALboolean WetGainAuto;
ALboolean WetGainHFAuto;
ALfloat OuterGainHF;
ALfloat AirAbsorptionFactor;
ALfloat RoomRolloffFactor;
ALfloat DopplerFactor;
/* NOTE: Stereo pan angles are specified in radians, counter-clockwise
* rather than clockwise.
*/
ALfloat StereoPan[2];
ALfloat Radius;
/** Direct filter and auxiliary send info. */
struct {
ALfloat Gain;
ALfloat GainHF;
ALfloat HFReference;
ALfloat GainLF;
ALfloat LFReference;
} Direct;
struct {
struct ALeffectslot *Slot;
ALfloat Gain;
ALfloat GainHF;
ALfloat HFReference;
ALfloat GainLF;
ALfloat LFReference;
} *Send;
/**
* Last user-specified offset, and the offset type (bytes, samples, or
* seconds).
*/
ALdouble Offset;
ALenum OffsetType;
/** Source type (static, streaming, or undetermined) */
ALint SourceType;
/** Source state (initial, playing, paused, or stopped) */
ATOMIC(ALenum) state;
/** Source Buffer Queue head. */
RWLock queue_lock;
ATOMIC(ALbufferlistitem*) queue;
ATOMIC(ALboolean) looping;
ATOMIC_FLAG PropsClean;
ATOMIC(struct ALsourceProps*) Update;
ATOMIC(struct ALsourceProps*) FreeList;
/** Self ID */
ALuint id;
} ALsource;
inline void LockSourcesRead(ALCcontext *context)
{ LockUIntMapRead(&context->SourceMap); }
inline void UnlockSourcesRead(ALCcontext *context)
{ UnlockUIntMapRead(&context->SourceMap); }
inline void LockSourcesWrite(ALCcontext *context)
{ LockUIntMapWrite(&context->SourceMap); }
inline void UnlockSourcesWrite(ALCcontext *context)
{ UnlockUIntMapWrite(&context->SourceMap); }
inline struct ALsource *LookupSource(ALCcontext *context, ALuint id)
{ return (struct ALsource*)LookupUIntMapKeyNoLock(&context->SourceMap, id); }
inline struct ALsource *RemoveSource(ALCcontext *context, ALuint id)
{ return (struct ALsource*)RemoveUIntMapKeyNoLock(&context->SourceMap, id); }
void UpdateAllSourceProps(ALCcontext *context);
ALvoid ReleaseALSources(ALCcontext *Context);
#ifdef __cplusplus
}
#endif
#endif
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