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