alSourcef(source_, AL_PITCH, 1.0f);
alSourcef(source_, AL_GAIN, 1.0f);
alSourcefv(source_, AL_POSITION, location);
alSourcefv(source_, AL_VELOCITY, location);
alSourcei(source_, AL_LOOPING, AL_FALSE);
alSourcef(source_, AL_PITCH, 1.0f);
alSourcef(source_, AL_GAIN, 1.0f);
alSourcefv(source_, AL_POSITION, location);
alSourcefv(source_, AL_VELOCITY, location);
alSourcei(source_, AL_LOOPING, AL_FALSE);