private void showHudPositionHelper(Quaternion currentOrientation) {
final Vector3 movement = WorldParameters.FORWARD_AXIS.clone();
Quaternion relative = currentOrientation.clone();
movement.rotateBy(relative).multiply(3);
movement.inverse();
centralPane.getPosition().add(movement);
// TODO move off to the side.
leftTopPlane.getPosition().add(movement);
// leftBottomPlane.getPosition().add(movement);
}
/**
* Utility method to move the specified number of units along the current up axis. This will also
* adjust the look at target (if a valid one is currently set).
*
* @param units {@code double} Number of units to move. If negative, movement will be in the
* "down" direction.
*/
public void moveUp(double units) {
mTempVec.setAll(WorldParameters.UP_AXIS);
mTempVec.rotateBy(mOrientation).normalize();
mTempVec.multiply(units);
mPosition.add(mTempVec);
if (mLookAtEnabled && mLookAtValid) {
mLookAt.add(mTempVec);
resetToLookAt();
}
markModelMatrixDirty();
}
public Vector3 transferTo3D(Point2D point) {
Vector3 newPoint = new Vector3(point.x(), point.y(), 0);
newPoint.rotateBy(inversePlaneZRotation);
newPoint.add(planeOrigin);
return newPoint;
}
public Point2D transferTo2D(Vector3 point) {
point = point.clone();
point.subtract(planeOrigin);
point.rotateBy(planeZRotation);
return new Point2D(point.x, point.y);
}