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/*
* 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.shader;
import com.jme3.export.*;
import java.io.IOException;
public class ShaderVariable implements Savable {
// if -2, location not known
// if -1, not defined in shader
// if >= 0, uniform defined and available.
protected int location = -2;
/**
* Name of the uniform as was declared in the shader.
* E.g name = "g_WorldMatrix" if the decleration was
* "uniform mat4 g_WorldMatrix;".
*/
protected String name = null;
/**
* True if the shader value was changed.
*/
protected boolean updateNeeded = true;;
public void write(JmeExporter ex) throws IOException{
OutputCapsule oc = ex.getCapsule(this);
oc.write(name, "name", null);
}
public void read(JmeImporter im) throws IOException{
InputCapsule ic = im.getCapsule(this);
name = ic.readString("name", null);
}
public void setLocation(int location){
this.location = location;
}
public int getLocation(){
return location;
}
public void setName(String name){
this.name = name;
}
public String getName(){
return name;
}
}
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