panCamera method
dynamic
panCamera()
Implementation
panCamera() {
mouseChange.copy(_panEnd).sub(_panStart);
if (mouseChange.lengthSq() != 0) {
if (scope.object is OrthographicCamera) {
var scale_x = (scope.object.right - scope.object.left) /
scope.object.zoom /
scope.domElement.clientWidth;
var scale_y = (scope.object.top - scope.object.bottom) /
scope.object.zoom /
scope.domElement.clientWidth;
mouseChange.x *= scale_x;
mouseChange.y *= scale_y;
}
mouseChange.multiplyScalar(_eye.length() * scope.panSpeed);
pan.copy(_eye).cross(scope.object.up).setLength(mouseChange.x);
pan.add(objectUp.copy(scope.object.up).setLength(mouseChange.y));
scope.object.position.add(pan);
scope.target.add(pan);
if (scope.staticMoving) {
_panStart.copy(_panEnd);
} else {
_panStart.add(mouseChange
.subVectors(_panEnd, _panStart)
.multiplyScalar(scope.dynamicDampingFactor));
}
}
}