/**
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* Make a donation http://sourceforge.net/donate/index.php?group_id=98797
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* Microcrowd
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contact Josh DeFord jdeford@microcrowd.com
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*/
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package com.microcrowd.loader.java3d.max3ds.chunks;
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import javax.media.j3d.Appearance;
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import javax.media.j3d.Material;
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import javax.media.j3d.PolygonAttributes;
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import javax.media.j3d.Texture;
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import javax.media.j3d.TransparencyAttributes;
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import javax.vecmath.Color3f;
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import com.microcrowd.loader.java3d.max3ds.ChunkChopper;
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import com.microcrowd.loader.java3d.max3ds.ChunkMap;
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/**
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* Loads material chunks with ambient, diffuse and specular colors,
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* shininess, transparency, two sidedness and texture.
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*/
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public class MaterialChunk extends Chunk
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{
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//public static final Integer SELF_ILLUMINATED = new Integer((short)0xA084);
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/**
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* This will set the ambient, diffuse and specular
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* colors as well as the textures, two sidedness
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* and transparency of the material.
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*
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* @param chopper the chopper containing the data
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* needed to set the attributes.
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*/
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public void initialize(ChunkChopper chopper)
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{
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Appearance appearance = new Appearance();
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Material material = new Material();
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Color3f ambientColor = (Color3f)chopper.popData(ChunkMap.AMBIENT_COLOR);
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if (ambientColor != null) {
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material.setAmbientColor(ambientColor);
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}
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Color3f color = (Color3f)chopper.popData(ChunkMap.DIFFUSE_COLOR);
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if (color != null) {
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material.setDiffuseColor(color);
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}
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color = (Color3f)chopper.popData(ChunkMap.SPECULAR_COLOR);
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if (color != null) {
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material.setSpecularColor(color);
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}
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Texture texture = (Texture)chopper.popData(ChunkMap.TEXTURE);
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if(texture != null)
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{
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appearance.setTexture(texture);
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}
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Boolean twoSided = (Boolean)chopper.popData(ChunkMap.TWO_SIDED);
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if (twoSided != null) //Just being there is equivalent to a boolean true.
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{
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PolygonAttributes polyAttributes = appearance.getPolygonAttributes();
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if(polyAttributes == null)
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{
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polyAttributes = new PolygonAttributes();
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}
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polyAttributes.setCullFace(PolygonAttributes.CULL_NONE);
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appearance.setPolygonAttributes(polyAttributes);
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}
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Float transparency = (Float)chopper.popData(ChunkMap.TRANSPARENCY);
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if (transparency != null) {
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if (transparency.floatValue() > 0.01f) {
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TransparencyAttributes transparencyAttributes = new TransparencyAttributes(TransparencyAttributes.FASTEST, transparency.floatValue());
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appearance.setTransparencyAttributes(transparencyAttributes);
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}
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}
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String name = (String)chopper.popData(ChunkMap.MATERIAL_NAME);
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Float shininess = (Float)chopper.popData(ChunkMap.SHININESS);
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if (shininess != null)
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{
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float shine = shininess.floatValue() * 1024f;
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material.setShininess(shine);
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}
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/*
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Boolean illuminated = (Boolean)chopper.popData(SELF_ILLUMINATED);
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if(illuminated != null && illuminated.booleanValue() == true)
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{
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material.setEmissiveColor(ambientColor);
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}
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*/
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appearance.setMaterial(material);
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chopper.setNamedObject(name, appearance);
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}
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}
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