/*
* Copyright (c) 2009-2012 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.post.filters;
import com.jme3.asset.AssetManager;
import com.jme3.export.InputCapsule;
import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.export.OutputCapsule;
import com.jme3.material.Material;
import com.jme3.post.Filter;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.texture.Texture2D;
import java.io.IOException;
/**
* This filter compose a texture with the viewport texture. This is used to
* compose post processed texture from another viewport.
*
* the compositing is done using the alpha value of the viewportTexture :
* mix(compositeTextureColor, viewPortColor, viewportColor.alpha);
*
* It's important for a good result that the viewport clear color alpha be 0.
*
* @author Rémy Bouquet aka Nehon
*/
public class ComposeFilter extends Filter {
private Texture2D compositeTexture;
/**
* creates a ComposeFilter
*/
public ComposeFilter() {
super("Compose Filter");
}
/**
* creates a ComposeFilter with the given texture
*
* @param color
*/
public ComposeFilter(Texture2D compositeTexture) {
this();
this.compositeTexture = compositeTexture;
}
@Override
protected Material getMaterial() {
material.setTexture("CompositeTexture", compositeTexture);
return material;
}
/**
*
* @return the compositeTexture
*/
public Texture2D getCompositeTexture() {
return compositeTexture;
}
/**
* sets the compositeTexture
*
* @param compositeTexture
*/
public void setCompositeTexture(Texture2D compositeTexture) {
this.compositeTexture = compositeTexture;
}
@Override
protected void initFilter(AssetManager manager, RenderManager renderManager, ViewPort vp, int w, int h) {
material = new Material(manager, "Common/MatDefs/Post/Compose.j3md");
}
@Override
public void write(JmeExporter ex) throws IOException {
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
}
@Override
public void read(JmeImporter im) throws IOException {
super.read(im);
InputCapsule ic = im.getCapsule(this);
}
}