Ejemplo n.º 1
0
  /**
   * Create a prop without adding it to the scene.
   *
   * @param propType which kind of prop to add (not null)
   * @param relativeSize the prop's size relative to standard (>0)
   * @return a new node to represent the prop, or null if the model is invalid
   */
  private Node create(String propType, float relativeSize) {
    assert propType != null;
    assert relativeSize > 0f : relativeSize;

    Node propNode = loadModel(propType);
    Node modelNode = (Node) propNode.getChild(0);
    List<Spatial> parts = modelNode.getChildren();
    /*
     * Texture each part of the prop and specify its hardness.
     */
    for (Spatial part : parts) {
      String partName = part.getName();
      if (!(part instanceof Geometry)) {
        logger.log(Level.SEVERE, "Prop part {0} is not a geometry.", MyString.quote(partName));
        return null;
      }
      String materialName = material(partName);
      SpatialProperties.setHardness(part, materialName);
      Material material = Assets.loadBlockMaterial(materialName);
      part.setMaterial(material);
    }
    /*
     * Set the scale factor.
     */
    float scaleFactor = scene.getScaleFactor();
    float modelScale = relativeSize / scaleFactor;
    propNode.setLocalScale(modelScale);
    assert getRelativeSize(propNode) == relativeSize : relativeSize;
    /*
     * Set other properties.
     */
    propNode.setShadowMode(RenderQueue.ShadowMode.CastAndReceive);
    /*
     * Give the prop a physics control.
     */
    CollisionShape shape = createShape(propType, relativeSize, parts);
    float mass = calculateMass(propType, relativeSize);
    RigidBodyControl rigidBodyControl = new RigidBodyControl(shape, mass);
    propNode.addControl(rigidBodyControl);
    /*
     * Configure the physics control.
     */
    rigidBodyControl.setFriction(friction);
    scene.getWorld().getPhysics().addObject(rigidBodyControl);
    /*
     * Give the prop a PickedControl.
     */
    SpatialProperties.setPickType(propNode, pickType);
    PickedControl pickedControl = new PickedControl();
    propNode.addControl(pickedControl);

    return propNode;
  }
Ejemplo n.º 2
0
 /**
  * Create a prop, add it to the scene with its base at the insertion point, and pick it. Assumes
  * that the application is in world-building mode.
  *
  * @param propType which kind of prop to add (not null)
  * @param relativeSize the prop's size relative to standard (&gt;0)
  */
 private void addAsPick(String propType, float relativeSize) {
   assert propType != null;
   assert relativeSize > 0f : relativeSize;
   /*
    * Create the prop.
    */
   Node node = create(propType, relativeSize);
   /*
    * The new prop is to be the ONLY picked spatial, so unpick the rest.
    */
   PickablesNode pickables = scene.getWorld().getPickables();
   pickables.clearPick();
   /*
    * Add and pick the prop.
    */
   pickables.add(node);
   SpatialProperties.setPicked(node, true);
   /*
    * Initialize the prop's position.
    */
   Cursor3DIndicator cursor3D = scene.getIndicators().getCursor3D();
   Vector3f baseLocation = cursor3D.getWorldLocation();
   float baseY = MySpatial.getMinY(node);
   Vector3f centerLocation = baseLocation.add(0f, -baseY, 0f);
   MySpatial.setWorldLocation(node, centerLocation);
 }
Ejemplo n.º 3
0
  /**
   * Duplicate a prop. Duplicating differs from cloning because the duplicate gets a unique name and
   * any descendants of the duplicate get renamed to match. Besides, cloning doesn't work well on
   * physics controls.
   *
   * @param originalProp which prop to duplicate (not null)
   * @return the new prop
   */
  public Node duplicate(Spatial originalProp) {
    String name = originalProp.getName();
    logger.log(Level.INFO, "duplicating prop {0}", MyString.quote(name));

    String propType = SpatialProperties.getPrefixType(originalProp);
    float relativeSize = originalProp.getWorldScale().x;
    Vector3f centerLocation = MySpatial.getWorldLocation(originalProp);
    Quaternion orientation = MySpatial.getWorldOrientation(originalProp);

    Node result = add(propType, relativeSize, centerLocation, orientation);
    return result;
  }