three 基础库
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

69 lines
1.1 KiB

( function () {
class MorphAnimMesh extends THREE.Mesh {
constructor( geometry, material ) {
super( geometry, material );
this.type = 'MorphAnimMesh';
this.mixer = new THREE.AnimationMixer( this );
this.activeAction = null;
}
setDirectionForward() {
this.mixer.timeScale = 1.0;
}
setDirectionBackward() {
this.mixer.timeScale = - 1.0;
}
playAnimation( label, fps ) {
if ( this.activeAction ) {
this.activeAction.stop();
this.activeAction = null;
}
const clip = THREE.AnimationClip.findByName( this, label );
if ( clip ) {
const action = this.mixer.clipAction( clip );
action.timeScale = clip.tracks.length * fps / clip.duration;
this.activeAction = action.play();
} else {
throw new Error( 'THREE.MorphAnimMesh: animations[' + label + '] undefined in .playAnimation()' );
}
}
updateAnimation( delta ) {
this.mixer.update( delta );
}
copy( source ) {
super.copy( source );
this.mixer = new THREE.AnimationMixer( this );
return this;
}
}
THREE.MorphAnimMesh = MorphAnimMesh;
} )();