73 lines
1.5 KiB
C

#ifndef _AL_LISTENER_H_
#define _AL_LISTENER_H_
#include "alMain.h"
#include "alu.h"
#ifdef __cplusplus
extern "C" {
#endif
struct ALcontextProps {
ALfloat DopplerFactor;
ALfloat DopplerVelocity;
ALfloat SpeedOfSound;
ALboolean SourceDistanceModel;
enum DistanceModel DistanceModel;
ALfloat MetersPerUnit;
ATOMIC(struct ALcontextProps*) next;
};
struct ALlistenerProps {
ALfloat Position[3];
ALfloat Velocity[3];
ALfloat Forward[3];
ALfloat Up[3];
ALfloat Gain;
ATOMIC(struct ALlistenerProps*) next;
};
typedef struct ALlistener {
alignas(16) ALfloat Position[3];
ALfloat Velocity[3];
ALfloat Forward[3];
ALfloat Up[3];
ALfloat Gain;
ATOMIC_FLAG PropsClean;
/* Pointer to the most recent property values that are awaiting an update.
*/
ATOMIC(struct ALlistenerProps*) Update;
/* A linked list of unused property containers, free to use for future
* updates.
*/
ATOMIC(struct ALlistenerProps*) FreeList;
struct {
aluMatrixf Matrix;
aluVector Velocity;
ALfloat Gain;
ALfloat MetersPerUnit;
ALfloat DopplerFactor;
ALfloat SpeedOfSound; /* in units per sec! */
ALfloat ReverbSpeedOfSound; /* in meters per sec! */
ALboolean SourceDistanceModel;
enum DistanceModel DistanceModel;
} Params;
} ALlistener;
void UpdateListenerProps(ALCcontext *context);
#ifdef __cplusplus
}
#endif
#endif