audio 全局音效

和位置无关

// create an AudioListener and add it to the camera
var listener = new THREE.AudioListener();
camera.add( listener );

// create a global audio source
var sound = new THREE.Audio( listener );

// load a sound and set it as the Audio object's buffer
var audioLoader = new THREE.AudioLoader();
audioLoader.load( 'sounds/ambient.ogg', function( buffer ) {
    sound.setBuffer( buffer );
    sound.setLoop( true );
    sound.setVolume( 0.5 );
    sound.play();
});

AudioAnalyser 分析音频

// create an AudioListener and add it to the camera
var listener = new THREE.AudioListener();
camera.add( listener );

// create an Audio source
var sound = new THREE.Audio( listener );

// load a sound and set it as the Audio object's buffer
var audioLoader = new THREE.AudioLoader();
audioLoader.load( 'sounds/ambient.ogg', function( buffer ) {
    sound.setBuffer( buffer );
    sound.setLoop(true);
    sound.setVolume(0.5);
    sound.play();
});

// create an AudioAnalyser, passing in the sound and desired fftSize
var analyser = new THREE.AudioAnalyser( sound, 32 );

// get the average frequency of the sound
var data = analyser.getAverageFrequency();

AudioListener 侦听器

// create an AudioListener and add it to the camera
var listener = new THREE.AudioListener();
camera.add( listener );

// create a global audio source
var sound = new THREE.Audio( listener );

// load a sound and set it as the Audio object's buffer
var audioLoader = new THREE.AudioLoader();
audioLoader.load( 'sounds/ambient.ogg', function( buffer ) {
    sound.setBuffer( buffer );
    sound.setLoop(true);
    sound.setVolume(0.5);
    sound.play();
});