ModelView.java

/******************************************************************************
 * Copyright (c) 2008 Marco Della Vedova, Matteo Foppiano
 * and Pimods contributors
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.pixelinstrument.net/license/cpl-v10.html
 ******************************************************************************/

package net.sf.robocode.bv3d.scenegraph;


import javax.media.opengl.GL;
// import com.sun.opengl.util.texture.Texture;

import java.awt.Color;

import net.sf.robocode.bv3d.model.Model;
import net.sf.robocode.bv3d.model.ModelGroup;


/**
 * @author Marco Della Vedova - pixelinstrument.net
 * @author Matteo Foppiano - pixelinstrument.net
 *
 */

public class ModelView implements Drawable {
	private Model model;
	private String nameGroup;
	private int indexGroup;
	private ModelGroup group;
	private Color color;
	private TextureIndexLink textureIndexLink;
	private DisplayListIndexLink displayListIndexLink;

	private ModelView(Model model, String name) {
		this.model = model;
		this.nameGroup = name;
		this.group = null;

		for (int i = 0; i < this.model.getNumberOfGroups(); i++) {
			if ((this.group = this.model.getGroup(i)).getName().equals(this.nameGroup)) {
				this.indexGroup = i;
				break;
			}
		}

		if (this.group == null) {
			return;
		}
	}

	public ModelView(Model model, String name, DisplayListIndexLink displayListIndexLink, TextureIndexLink textureIndexLink) {
		this(model, name);
		this.textureIndexLink = textureIndexLink;
		this.displayListIndexLink = displayListIndexLink;
	}

	public ModelGroup getGroup() {
		return(this.group);
	}

	public Color getColor() {
		return color;
	}

	public void setColor(Color c) {
		this.color = c;
	}
	
	public void draw(GL gl) {

		if (color != null) {
			gl.glColor4f(color.getRed() / 255f, color.getGreen() / 255f, color.getBlue() / 255f, color.getAlpha() / 255f);
		} else {
			gl.glColor4f(1, 1, 1, 1);
		}

		if (this.group != null) {
			int grpIndex = this.displayListIndexLink.getGroupIndex(this.indexGroup);

			for (int i = 0; i < this.group.getNumberOfObjects(); i++) {
				int texture[][] = this.textureIndexLink.getTextureIndexLink();

				if (texture != null && texture.length > 0 && texture[i] != null && texture[i].length > 0) {
					int materialIndex = this.group.getObject(i).getMaterialIndex();

					// TODO second index for multiple textures, for future versions
					gl.glBindTexture(GL.GL_TEXTURE_2D, texture[materialIndex][0]);
					gl.glCallList(grpIndex + i);
				} else {
					gl.glDisable(GL.GL_TEXTURE_2D);
					gl.glCallList(grpIndex + i);
					gl.glEnable(GL.GL_TEXTURE_2D);
				}
			
			}
		}
			
	}

}