Files
three.js/src/objects/Object3D.js
T
2010-12-24 21:24:58 +00:00

46 lines
1.2 KiB
JavaScript

/**
* @author mr.doob / http://mrdoob.com/
*/
THREE.Object3D = function () {
this.id = THREE.Object3DCounter.value ++;
this.position = new THREE.Vector3();
this.rotation = new THREE.Vector3();
this.scale = new THREE.Vector3( 1, 1, 1 );
this.matrix = new THREE.Matrix4();
this.translationMatrix = new THREE.Matrix4();
this.rotationMatrix = new THREE.Matrix4();
this.scaleMatrix = new THREE.Matrix4();
this.screen = new THREE.Vector3();
this.autoUpdateMatrix = true;
this.visible = true;
};
THREE.Object3D.prototype = {
updateMatrix: function () {
this.matrixPosition = THREE.Matrix4.translationMatrix( this.position.x, this.position.y, this.position.z );
this.rotationMatrix = THREE.Matrix4.rotationXMatrix( this.rotation.x );
this.rotationMatrix.multiplySelf( THREE.Matrix4.rotationYMatrix( this.rotation.y ) );
this.rotationMatrix.multiplySelf( THREE.Matrix4.rotationZMatrix( this.rotation.z ) );
this.scaleMatrix = THREE.Matrix4.scaleMatrix( this.scale.x, this.scale.y, this.scale.z );
this.matrix.copy( this.matrixPosition );
this.matrix.multiplySelf( this.rotationMatrix );
this.matrix.multiplySelf( this.scaleMatrix );
}
};
THREE.Object3DCounter = { value: 0 };