Method play3D

Source/Node/AudioSource.cpp:209–252

}

bool AudioSource::play3D(double delayTime) {
	AssertIf(_flags.isOn(Node::Cleanup), "can not operate on an invalid AudioSource");
	if (_handle != 0 && SharedAudio.isVoicePlaying(_handle)) {
		return false;
	}
	_is3D = true;
	if (auto audioFile = SharedAudioCache.load(_filename)) {
		uint32_t busHandle = _bus ? _bus->getHandle() : 0;
		Vec4 point;
		Matrix::mulVec4(point, getWorld(), {0.0f, 0.0f, 0.0f, 1.0f});
		auto soloud = SharedAudio.getSoLoud();
		if (delayTime < 0) {
			_handle = soloud->play3d(*audioFile->getSource(), point.x, point.y, point.z, 0.0f, 0.0f, 0.0f, _volume, false, busHandle);
		} else {
			_handle = soloud->play3dClocked(delayTime, *audioFile->getSource(), point.x, point.y, point.z, 0.0f, 0.0f, 0.0f, _volume, busHandle);
		}
		soloud->setInaudibleBehavior(_handle, true, false);
		if (_protected) {
			soloud->setProtectVoice(_handle, true);
		}
		if (_playSpeed != 1.0f) {
			soloud->setRelativePlaySpeed(_handle, _playSpeed);
		}
		if (_loopStartTime > 0.0) {
			soloud->setLoopPoint(_handle, _loopStartTime);
		}
		soloud->set3dSourceVelocity(_handle, _velocity.x, _velocity.y, _velocity.z);
		soloud->set3dSourceMinMaxDistance(_handle, _minDistance, _maxDistance);
		soloud->set3dSourceAttenuation(_handle, _attenuation, _attenuationFactor);
		soloud->set3dSourceDopplerFactor(_handle, _dopplerFactor);
		WRef<AudioSource> self(this);
		SharedAudio.addRef(_handle, audioFile, [self](uint32_t handle) {
			if (self && self->_handle == handle) {
				self->_handle = 0;
				self->emit("AudioEnd"sv, handle);
				if (self->_autoRemove) {
					self->removeFromParent();
				}
			}
		});
		return true;
	}
	return false;
}

void AudioSource::setLoopPoint(double loopStartTime) {
	_loopStartTime = loopStartTime;