| /* |
| * Copyright (c) 2009-2010 jMonkeyEngine |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| package com.jme3.terrain.geomipmap; |
| |
| import com.jme3.export.InputCapsule; |
| import com.jme3.export.JmeExporter; |
| import com.jme3.export.JmeImporter; |
| import com.jme3.export.OutputCapsule; |
| import com.jme3.renderer.RenderManager; |
| import com.jme3.renderer.ViewPort; |
| import com.jme3.scene.Spatial; |
| import com.jme3.scene.control.AbstractControl; |
| import com.jme3.scene.control.Control; |
| import java.io.IOException; |
| |
| |
| /** |
| * Handles the normal vector updates when the terrain changes heights. |
| * @author bowens |
| */ |
| public class NormalRecalcControl extends AbstractControl { |
| |
| private TerrainQuad terrain; |
| |
| public NormalRecalcControl(){} |
| |
| public NormalRecalcControl(TerrainQuad terrain) { |
| this.terrain = terrain; |
| } |
| |
| @Override |
| protected void controlUpdate(float tpf) { |
| terrain.updateNormals(); |
| } |
| |
| @Override |
| protected void controlRender(RenderManager rm, ViewPort vp) { |
| |
| } |
| |
| public Control cloneForSpatial(Spatial spatial) { |
| NormalRecalcControl control = new NormalRecalcControl(terrain); |
| control.setSpatial(spatial); |
| control.setEnabled(true); |
| return control; |
| } |
| |
| @Override |
| public void setSpatial(Spatial spatial) { |
| super.setSpatial(spatial); |
| if (spatial instanceof TerrainQuad) |
| this.terrain = (TerrainQuad)spatial; |
| } |
| |
| public TerrainQuad getTerrain() { |
| return terrain; |
| } |
| |
| public void setTerrain(TerrainQuad terrain) { |
| this.terrain = terrain; |
| } |
| |
| @Override |
| public void write(JmeExporter ex) throws IOException { |
| super.write(ex); |
| OutputCapsule oc = ex.getCapsule(this); |
| oc.write(terrain, "terrain", null); |
| } |
| |
| @Override |
| public void read(JmeImporter im) throws IOException { |
| super.read(im); |
| InputCapsule ic = im.getCapsule(this); |
| terrain = (TerrainQuad) ic.readSavable("terrain", null); |
| } |
| |
| } |