cListener.cpp

// Copyright (c) 2008-2011 Raynaldo (Wildicv) Rivera, Joshua (Dark_Kilauea) Jones, Murat (wolfmanfx) Sari
// This file is part of the "cAudio Engine"
// For conditions of distribution and use, see copyright notice in cAudio.h
 
#include "cListener.h"
#include "cEFXFunctions.h"
#include "cOpenALUtil.h"
 
namespace cAudio
{
        void cListener::setPosition(const cVector3& pos)
        {
                cAudioMutexBasicLock lock(Mutex);
                Position = pos;
                alListener3f(AL_POSITION, Position.x, Position.y, Position.z);
        checkALError();
        }
        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);
        checkALError();
        }
        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);
        checkALError();
        }
        void cListener::setVelocity(const cVector3& vel)
        {
                cAudioMutexBasicLock lock(Mutex);
                Velocity = vel;
                alListener3f(AL_VELOCITY, Velocity.x, Velocity.y, Velocity.z);
        checkALError();
        }
        void cListener::setMasterVolume(const float& volume)
        {
                cAudioMutexBasicLock lock(Mutex);
                MasterGain = volume;
                alListenerf(AL_GAIN, MasterGain);
        checkALError();
        }
        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);
        checkALError();
        }
#if CAUDIO_EFX_ENABLED == 1
        void cListener::setMetersPerUnit(const float& meters)
        {
                cAudioMutexBasicLock lock(Mutex);
                alListenerf(AL_METERS_PER_UNIT, meters);
        checkALError();
        }
 
        float cListener::getMetersPerUnit(void) const
        {
                float value = 1.0f;
                alGetListenerf(AL_METERS_PER_UNIT, &value);
                return value;
        }
#endif
};