CubeMesh.java

/*
 * Copyright (C) 2013-2015 F(X)yz, 
 * Sean Phillips, Jason Pollastrini and Jose Pereda
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.fxyz.shapes.primitives;

import javafx.beans.property.DoubleProperty;
import javafx.beans.property.FloatProperty;
import javafx.beans.property.SimpleDoubleProperty;
import javafx.beans.property.SimpleFloatProperty;
import javafx.scene.shape.MeshView;
import javafx.scene.shape.TriangleMesh;

/**
 *
 * @author Dub
 */
public class CubeMesh extends MeshView {
    
    private final static double DEFAULT_SIZE = 10;

    public CubeMesh() {
        this(DEFAULT_SIZE);
    }
    
    public CubeMesh(double size) {
        setSize(size);
        setMesh(createCube((float)getSize()));
    }    
    
    
    private TriangleMesh createCube(float size) {
        TriangleMesh m = new TriangleMesh();

        float hw = size / 2,
                hh = hw,
                hd = hh;

        //create points
        m.getPoints().addAll(
            hw, hh, hd,
            hw, hh, -hd,
            hw, -hh, hd,
            hw, -hh, -hd,
            -hw, hh, hd,
            -hw, hh, -hd,
            -hw, -hh, hd,
            -hw, -hh, -hd
        );
        float x0 = 0.0f, x1 = 1.0f / 4.0f, x2 = 2.0f / 4.0f, x3 =  3.0f / 4.0f, x4 = 1.0f;
        float y0 = 0.0f, y1 = 1.0f /3.0f, y2 = 2.0f / 3.0f, y3 = 1.0f;
        
        
        
        m.getTexCoords().addAll(
            (x1 + getImagePadding()), (y0 + getImagePadding()), //0,1                
            (x2 - getImagePadding()), (y0 + getImagePadding()), //2,3             
            (x0)                    , (y1 + getImagePadding()), //4,5
            (x1 + getImagePadding()), (y1 + getImagePadding()), //6,7           
            (x2 - getImagePadding()), (y1 + getImagePadding()), //8,9           
            (x3),                     (y1 + getImagePadding()), //10,11           
            (x4),                     (y1 + getImagePadding()),  //12,13           
            (x0),                     (y2 - getImagePadding()), //14,15           
            (x1 + getImagePadding()), (y2 - getImagePadding()), //16,17           
            (x2 - getImagePadding()), (y2 - getImagePadding()), //18,19           
            (x3),                     (y2 - getImagePadding()), //20,21           
            (x4),                     (y2 - getImagePadding()), //22,23           
            (x1 + getImagePadding()), (y3 - getImagePadding()), //24,25           
            (x2),                     (y3 - getImagePadding())  //26,27
            
        );
        
        
        m.getFaces().addAll(
            0, 10, 2, 5, 1, 9,
            2, 5, 3, 4, 1, 9,
            
            4, 7, 5, 8, 6, 2,
            6, 2, 5, 8, 7, 3,
            
            0, 13, 1, 9, 4, 12,
            4, 12, 1, 9, 5, 8,
            
            2, 1, 6, 0, 3, 4,
            3, 4, 6, 0, 7, 3,
            
            0, 10, 4, 11, 2, 5,
            2, 5, 4, 11, 6, 6,
            
            1, 9, 3, 4, 5, 8,
            5, 8, 3, 4, 7, 3
        );
        
        return m;
    }
    private final DoubleProperty size = new SimpleDoubleProperty(DEFAULT_SIZE){

        @Override
        protected void invalidated() {
            setMesh(createCube((float)getSize()));
        }
        
    };

    public final double getSize() {
        return size.get();
    }

    public final void setSize(double value) {
        size.set(value);
    }

    public DoubleProperty sizeProperty() {
        return size;
    }
    
    private final FloatProperty imagePadding = new SimpleFloatProperty(0.0015f);

    public float getImagePadding() {
        return imagePadding.get();
    }

    public void setImagePadding(float value) {
        imagePadding.set(value);
    }

    public FloatProperty imagePaddingProperty() {
        return imagePadding;
    }
    
    
}