camera controls : cleanup

src/main/java/fr/ill/ics/n3d/gui/CameraControls.java

@@ -298,22 +298,12 @@ public class CameraControls {
 			xAxis = transform.inverseDeltaTransform(Rotate.X_AXIS).normalize();
 			yAxis = transform.inverseDeltaTransform(Rotate.Y_AXIS).normalize();
 		} catch (NonInvertibleTransformException e) {
-			// TODO Auto-generated catch block
 			e.printStackTrace();
 		}
 
 		Point3D translation = new Point3D(0, 0, 0);
 		translation = translation.add(xAxis.multiply(- translationSensitivity * delta.getX()));
 		translation = translation.add(yAxis.multiply(- translationSensitivity * delta.getY()));
-		/*
-		if (isAltDown) {
-			translation = new Point3D(0, translationSensitivity * delta.getY(), 0);
-		} else {
-			translation = new Point3D(translationSensitivity * delta.getX(), translationSensitivity * delta.getY(), 0);
-		}
-		Rotate lonRot = new Rotate(longitude, Rotate.Y_AXIS);
-		translation = lonRot.transform(translation);
-		*/
 		center = center.add(translation.multiply(modifier));
 
 		update();