cListener.cpp

// Copyright (c) 2008-2010 Raynaldo (Wildicv) Rivera, Joshua (Dark_Kilauea) Jones
// This file is part of the "cAudio Engine"
// For conditions of distribution and use, see copyright notice in cAudio.h

#include "../Headers/cListener.h"
#include <AL/al.h>
#include "../Headers/cEFXFunctions.h"

namespace cAudio
{
        void cListener::setPosition(const cVector3 pos)
        {
                cAudioMutexBasicLock lock(Mutex);
                Position = pos;
                alListener3f(AL_POSITION, Position.x, Position.y, Position.z);
        }
        void cListener::setDirection(const cVector3 dir)
        {
                cAudioMutexBasicLock lock(Mutex);
                Direction = dir;
                float orient[6] = {Direction[0], Direction[1], Direction[2], UpVector[0], UpVector[1], UpVector[2]};
                alListenerfv(AL_ORIENTATION, orient);
        }
        void cListener::setUpVector(const cVector3 up)
        {
                cAudioMutexBasicLock lock(Mutex);
                UpVector = up;
                float orient[6] = {Direction[0], Direction[1], Direction[2], UpVector[0], UpVector[1], UpVector[2]};
                alListenerfv(AL_ORIENTATION, orient);
        }
        void cListener::setVelocity(const cVector3 vel)
        {
                cAudioMutexBasicLock lock(Mutex);
                Velocity = vel;
                alListener3f(AL_VELOCITY, Velocity.x, Velocity.y, Velocity.z);
        }
        void cListener::setMasterVolume(const float volume)
        {
                cAudioMutexBasicLock lock(Mutex);
                MasterGain = volume;
                alListenerf(AL_GAIN, MasterGain);
        }
        void cListener::move(const cVector3 pos)
        {
                cAudioMutexBasicLock lock(Mutex);
                Velocity = pos - Position;
                Position = pos;
                
                alListener3f(AL_POSITION, Position.x, Position.y, Position.z);
                alListener3f(AL_VELOCITY, Velocity.x, Velocity.y, Velocity.z);
        }
#ifdef CAUDIO_EFX_ENABLED
                void cListener::setMetersPerUnit(const float& meters)
                {
                        cAudioMutexBasicLock lock(Mutex);
                        alListenerf(AL_METERS_PER_UNIT, meters);
                }

                float cListener::getMetersPerUnit(void) const
                {
                        float value = 1.0f;
                        alGetListenerf(AL_METERS_PER_UNIT, &value);
                        return value;
                }
#endif
};