nl_tokens: Event handler for mouse moves . Pans center of view .
pl_tokens: function onDocumentMouseMove ( event ) { if ( isUserInteracting && loaded ) { latestInteraction = <mask> . now ( ) ; var canvas = renderer . getCanvas ( ) ; var canvasWidth = canvas . clientWidth , canvasHeight = canvas . clientHeight ; var pos = mousePosition ( event ) ; //TODO: This still isn't quite right var yaw = ( ( Math . atan ( onPointerDownPointerX / canvasWidth * 2 - 1 ) - Math . atan ( pos . x / canvasWidth * 2 - 1 ) ) * 180 / Math . PI * config . hfov / 90 ) + onPointerDownYaw ; speed . yaw = ( yaw - config . yaw ) % 360 * 0.2 ; config . yaw = yaw ; var vfov = 2 * Math . atan ( Math . tan ( config . hfov / 360 * Math . PI ) * canvasHeight / canvasWidth ) * 180 / Math . PI ; var pitch = ( ( Math . atan ( pos . y / canvasHeight * 2 - 1 ) - Math . atan ( onPointerDownPointerY / canvasHeight * 2 - 1 ) ) * 180 / Math . PI * vfov / 90 ) + onPointerDownPitch ; speed . pitch = ( pitch - config . pitch ) * 0.2 ; config . pitch = pitch ; } }