depthcomponentnativestate.java

JAVA3D矩陈的相关类

/*
 * $RCSfile: DepthComponentNativeState.java,v $
 *
 * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistribution of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution 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 Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
 * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
 * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
 * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
 * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
 * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
 * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 *
 * You acknowledge that this software is not designed, licensed or
 * intended for use in the design, construction, operation or
 * maintenance of any nuclear facility.
 *
 * $Revision: 1.4 $
 * $Date: 2007/02/09 17:20:34 $
 * $State: Exp $
 */

package com.sun.j3d.utils.scenegraph.io.state.javax.media.j3d;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import com.sun.j3d.utils.scenegraph.io.retained.Controller;
import com.sun.j3d.utils.scenegraph.io.retained.SymbolTableData;
import javax.media.j3d.SceneGraphObject;
import javax.media.j3d.DepthComponentNative;

/**
 * We have no access to the data inside a DepthComponentNative and 
 * it doesn't really make sense anyway, so we're going to save the
 * width and height and not save/restore any of the data.
 */
public class DepthComponentNativeState extends NodeComponentState {

    private int height;
    private int width;
    
    public DepthComponentNativeState ( SymbolTableData symbol, Controller control ) {
        super(symbol, control);
    }

    public void writeConstructorParams( DataOutput out ) throws IOException {
	super.writeConstructorParams( out );
	out.writeInt( width );
	out.writeInt( height );
    }

    public void readConstructorParams( DataInput in ) throws IOException {
	super.readConstructorParams( in );

	width = in.readInt();
	height = in.readInt();
    }

    public SceneGraphObject createNode( Class j3dClass ) {
        return createNode( j3dClass, new Class[] { Integer.TYPE,
						   Integer.TYPE } ,
				     new Object[] { new Integer( width ),
						    new Integer( height ) } );
    }
    
    protected javax.media.j3d.SceneGraphObject createNode() {
        return new DepthComponentNative( width, height );
    }

    
}