/
openal_sound_source.cpp
105 lines (89 loc) · 2.31 KB
/
openal_sound_source.cpp
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// SuperTux
// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "audio/openal_sound_source.hpp"
#include "audio/sound_manager.hpp"
OpenALSoundSource::OpenALSoundSource() :
source()
{
alGenSources(1, &source);
SoundManager::check_al_error("Couldn't create audio source: ");
set_reference_distance(128);
}
OpenALSoundSource::~OpenALSoundSource()
{
stop();
alDeleteSources(1, &source);
}
void
OpenALSoundSource::stop()
{
alSourceStop(source);
alSourcei(source, AL_BUFFER, AL_NONE);
SoundManager::check_al_error("Problem stopping audio source: ");
}
void
OpenALSoundSource::play()
{
alSourcePlay(source);
SoundManager::check_al_error("Couldn't start audio source: ");
}
bool
OpenALSoundSource::playing()
{
ALint state = AL_PLAYING;
alGetSourcei(source, AL_SOURCE_STATE, &state);
return state != AL_STOPPED;
}
void
OpenALSoundSource::update()
{
}
void
OpenALSoundSource::set_looping(bool looping)
{
alSourcei(source, AL_LOOPING, looping ? AL_TRUE : AL_FALSE);
}
void
OpenALSoundSource::set_relative(bool relative)
{
alSourcei(source, AL_SOURCE_RELATIVE, relative ? AL_TRUE : AL_FALSE);
}
void
OpenALSoundSource::set_position(const Vector& position)
{
alSource3f(source, AL_POSITION, position.x, position.y, 0);
}
void
OpenALSoundSource::set_velocity(const Vector& velocity)
{
alSource3f(source, AL_VELOCITY, velocity.x, velocity.y, 0);
}
void
OpenALSoundSource::set_gain(float gain)
{
alSourcef(source, AL_GAIN, gain);
}
void
OpenALSoundSource::set_pitch(float pitch)
{
alSourcef(source, AL_PITCH, pitch);
}
void
OpenALSoundSource::set_reference_distance(float distance)
{
alSourcef(source, AL_REFERENCE_DISTANCE, distance);
}
/* EOF */