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/*
* 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.shader.VarType;
import java.io.IOException;
/**
* Radially blurs the scene from the center of it
* @author Rémy Bouquet aka Nehon
*/
public class RadialBlurFilter extends Filter {
private float sampleDist = 1.0f;
private float sampleStrength = 2.2f;
private float[] samples = {-0.08f, -0.05f, -0.03f, -0.02f, -0.01f, 0.01f, 0.02f, 0.03f, 0.05f, 0.08f};
/**
* Creates a RadialBlurFilter
*/
public RadialBlurFilter() {
super("Radial blur");
}
/**
* Creates a RadialBlurFilter
* @param sampleDist the distance between samples
* @param sampleStrength the strenght of each sample
*/
public RadialBlurFilter(float sampleDist, float sampleStrength) {
this();
this.sampleDist = sampleDist;
this.sampleStrength = sampleStrength;
}
@Override
protected Material getMaterial() {
material.setFloat("SampleDist", sampleDist);
material.setFloat("SampleStrength", sampleStrength);
material.setParam("Samples", VarType.FloatArray, samples);
return material;
}
/**
* return the sample distance
* @return
*/
public float getSampleDistance() {
return sampleDist;
}
/**
* sets the samples distances default is 1
* @param sampleDist
*/
public void setSampleDistance(float sampleDist) {
this.sampleDist = sampleDist;
}
/**
*
* @return
* @deprecated use {@link #getSampleDistance()}
*/
@Deprecated
public float getSampleDist() {
return sampleDist;
}
/**
*
* @param sampleDist
* @deprecated use {@link #setSampleDistance(float sampleDist)}
*/
@Deprecated
public void setSampleDist(float sampleDist) {
this.sampleDist = sampleDist;
}
/**
* Returns the sample Strength
* @return
*/
public float getSampleStrength() {
return sampleStrength;
}
/**
* sets the sample streanght default is 2.2
* @param sampleStrength
*/
public void setSampleStrength(float sampleStrength) {
this.sampleStrength = sampleStrength;
}
@Override
protected void initFilter(AssetManager manager, RenderManager renderManager, ViewPort vp, int w, int h) {
material = new Material(manager, "Common/MatDefs/Blur/RadialBlur.j3md");
}
@Override
public void write(JmeExporter ex) throws IOException {
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
oc.write(sampleDist, "sampleDist", 1.0f);
oc.write(sampleStrength, "sampleStrength", 2.2f);
}
@Override
public void read(JmeImporter im) throws IOException {
super.read(im);
InputCapsule ic = im.getCapsule(this);
sampleDist = ic.readFloat("sampleDist", 1.0f);
sampleStrength = ic.readFloat("sampleStrength", 2.2f);
}
}
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