#ifndef _AL_LISTENER_H_ #define _AL_LISTENER_H_ #include "AL/alc.h" #include "AL/al.h" #include "AL/alext.h" #include "atomic.h" #include "vecmat.h" enum class DistanceModel; struct ALlistenerProps { ALfloat Position[3]; ALfloat Velocity[3]; ALfloat Forward[3]; ALfloat Up[3]; ALfloat Gain; ATOMIC(ALlistenerProps*) next; }; struct ALlistener { ALfloat Position[3]{0.0f, 0.0f, 0.0f}; ALfloat Velocity[3]{0.0f, 0.0f, 0.0f}; ALfloat Forward[3]{0.0f, 0.0f, -1.0f}; ALfloat Up[3]{0.0f, 1.0f, 0.0f}; ALfloat Gain{1.0f}; std::atomic_flag PropsClean{true}; /* Pointer to the most recent property values that are awaiting an update. */ ATOMIC(ALlistenerProps*) Update{nullptr}; 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; DistanceModel mDistanceModel; } Params; }; void UpdateListenerProps(ALCcontext *context); #endif