Class: Trackball

SQR.Trackball()

new Trackball()

Trackball controls. Usage:

Source:

extras/Trackball.js, line 1

To Do:

add destroy method to clear listeners

Example

var trackball = new SQR.Trackball();
var t = new SQR.Transform();
t.useQuaternion = true;
// then, inside render function
t.quaternion.copyFrom(trackball.rotation);