/*
* 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.shader;
import com.jme3.asset.AssetKey;
import com.jme3.export.InputCapsule;
import com.jme3.export.JmeExporter;
import com.jme3.export.JmeImporter;
import com.jme3.export.OutputCapsule;
import java.io.IOException;
public class ShaderKey extends AssetKey<Shader> {
protected String fragName;
protected DefineList defines;
protected String vertLanguage;
protected String fragLanguage;
protected int cachedHashedCode = 0;
protected boolean usesShaderNodes = false;
public ShaderKey(){
}
public ShaderKey(String vertName, String fragName, DefineList defines, String vertLanguage, String fragLanguage){
super(vertName);
this.fragName = fragName;
this.defines = defines;
this.vertLanguage = vertLanguage;
this.fragLanguage = fragLanguage;
}
@Override
public ShaderKey clone() {
ShaderKey clone = (ShaderKey) super.clone();
clone.cachedHashedCode = 0;
clone.defines = defines.clone();
return clone;
}
@Override
public String toString(){
return "V="+name + " F=" + fragName + (defines != null ? defines : "");
}
@Override
public boolean equals(Object obj) {
final ShaderKey other = (ShaderKey) obj;
if (name.equals(other.name) && fragName.equals(other.fragName)){
if (defines != null && other.defines != null) {
return defines.equals(other.defines);
} else if (defines != null || other.defines != null) {
return false;
} else {
return true;
}
}
return false;
}
@Override
public int hashCode() {
if (cachedHashedCode == 0) {
int hash = 7;
hash = 41 * hash + name.hashCode();
hash = 41 * hash + fragName.hashCode();
hash = 41 * hash + (defines != null ? defines.hashCode() : 0);
cachedHashedCode = hash;
}
return cachedHashedCode;
}
public DefineList getDefines() {
return defines;
}
public String getVertName(){
return name;
}
public String getFragName() {
return fragName;
}
/**
* @deprecated Use {@link #getVertexShaderLanguage() } instead.
*/
@Deprecated
public String getLanguage() {
return vertLanguage;
}
public String getVertexShaderLanguage() {
return vertLanguage;
}
public String getFragmentShaderLanguage() {
return fragLanguage;
}
public boolean isUsesShaderNodes() {
return usesShaderNodes;
}
public void setUsesShaderNodes(boolean usesShaderNodes) {
this.usesShaderNodes = usesShaderNodes;
}
@Override
public void write(JmeExporter ex) throws IOException{
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
oc.write(fragName, "fragment_name", null);
oc.write(vertLanguage, "language", null);
oc.write(fragLanguage, "frag_language", null);
}
@Override
public void read(JmeImporter im) throws IOException{
super.read(im);
InputCapsule ic = im.getCapsule(this);
fragName = ic.readString("fragment_name", null);
vertLanguage = ic.readString("language", null);
fragLanguage = ic.readString("frag_language", null);
}
}