colorchunk.java

java 3d game jme 工程开发源代码

/*
 * Copyright (c) 2003-2009 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.jmex.model.converters.maxutils;

import java.io.DataInput;
import java.io.IOException;

import com.jme.renderer.ColorRGBA;

/**
 * Started Date: Jul 2, 2004<br><br>
 *
 * type == 0010-0014 == various<br>
 * Parent == Global<br>
 *
 * @author Jack Lindamood
 */
class ColorChunk extends ChunkerClass{

    ColorRGBA gamaColor;
    ColorRGBA regColor;

    public ColorChunk(DataInput myIn, ChunkHeader i) throws IOException {
        super(myIn,i);
    }

    protected boolean processChildChunk(ChunkHeader i) throws IOException {
        switch (i.type){
            case COLOR_BYTE:
                if (regColor==null) regColor=new ColorRGBA(myIn.readUnsignedByte()/255f,myIn.readUnsignedByte()/255f,myIn.readUnsignedByte()/255f,1);
                return true;
            case CLR_BYTE_GAMA:
                if (gamaColor==null) gamaColor=new ColorRGBA(myIn.readUnsignedByte()/255f,myIn.readUnsignedByte()/255f,myIn.readUnsignedByte()/255f,1);
                return true;
            case COLOR_FLOAT:
                if (regColor==null) regColor=new ColorRGBA(myIn.readFloat(),myIn.readFloat(),myIn.readFloat(),1);
                return true;
            case CLR_FLOAT_GAMA:
                if (gamaColor==null) gamaColor=new ColorRGBA(myIn.readFloat(),myIn.readFloat(),myIn.readFloat(),1);
                return true;
            default:
                return false;
        }
    }

    public ColorRGBA getBestColor() {
        if (regColor==null) 
            return gamaColor; 
        
        return regColor;
    }
}