ImageComponentByReferenceTest.java Source code

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Here is the source code for ImageComponentByReferenceTest.java

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/*
 * @(#)ImageComponentByReferenceTest.java 1.14 02/10/21 13:41:45
 * 
 * Copyright (c) 1996-2002 Sun Microsystems, Inc. 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.
 *  - Redistribution 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 Sun Microsystems, Inc. or the names of contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 * 
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
 * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
 * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
 * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
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 * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
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 * OF SUCH DAMAGES.
 * 
 * You acknowledge that Software is not designed,licensed or intended for use in
 * the design, construction, operation or maintenance of any nuclear facility.
 */

import java.awt.Container;
import java.awt.Rectangle;
import java.awt.Transparency;
import java.awt.color.ColorSpace;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.ComponentColorModel;
import java.awt.image.DataBuffer;
import java.awt.image.DataBufferByte;
import java.awt.image.Raster;
import java.awt.image.RenderedImage;
import java.awt.image.SampleModel;
import java.awt.image.WritableRaster;
import java.util.Vector;

import javax.media.j3d.Appearance;
import javax.media.j3d.BoundingSphere;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.Group;
import javax.media.j3d.ImageComponent;
import javax.media.j3d.ImageComponent2D;
import javax.media.j3d.Shape3D;
import javax.media.j3d.Texture;
import javax.media.j3d.Texture2D;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.swing.BoxLayout;
import javax.swing.JApplet;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.vecmath.Point3d;
import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;

import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.Box;
import com.sun.j3d.utils.image.TextureLoader;
import com.sun.j3d.utils.universe.SimpleUniverse;

public class ImageComponentByReferenceTest extends JApplet implements ActionListener {

    Shape3D s1, s2;

    TextureLoader t0, t1, t2;

    int count = 0;

    Appearance app = new Appearance();

    BranchGroup objRoot = new BranchGroup();

    TransformGroup objTrans = new TransformGroup();

    BufferedImage bImage1;

    TiledImage checkBoard;

    boolean yUp = false;

    boolean byRef = true;

    JComboBox rasterType, texType;

    ImageComponent2D[] image = new ImageComponent2D[8];

    Appearance dummyApp = new Appearance();

    Texture2D texOne, texCheckBoard;

    javax.media.j3d.Raster raster;

    Box textureCube;

    Shape3D boxShape;

    int w1 = 64, h1 = 32, checkw = 16, checkh = 16;

    private java.net.URL texImage = null;

    private SimpleUniverse u = null;

    public BranchGroup createSceneGraph() {
        objRoot = new BranchGroup();

        objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
        objTrans.setCapability(Group.ALLOW_CHILDREN_WRITE);

        objRoot.addChild(objTrans);

        BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

        app.setCapability(Appearance.ALLOW_TEXTURE_WRITE);

        textureCube = new Box(0.4f, 0.4f, 0.4f, Box.GENERATE_TEXTURE_COORDS | Box.GENERATE_NORMALS, app);
        boxShape = textureCube.getShape(Box.FRONT);
        boxShape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
        objTrans.addChild(textureCube);

        checkBoard = new TiledImage();
        TextureLoader texLoader = new TextureLoader(texImage, this);
        ImageComponent2D oneImage = texLoader.getImage();
        bImage1 = oneImage.getImage();

        int index = 0;
        image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, false, true);

        image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, true, true);

        image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, false, false);

        image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, true, false);

        createRaster(objRoot);

        image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, false, true);

        image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, true, true);

        image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, false, false);

        image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, true, false);

        texOne = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image[2].getWidth(), image[2].getHeight());

        texOne.setCapability(Texture.ALLOW_IMAGE_WRITE);
        texOne.setImage(0, image[2]);

        app.setTexture(texOne);

        texCheckBoard = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image[4].getWidth(), image[4].getHeight());

        texCheckBoard.setCapability(Texture.ALLOW_IMAGE_WRITE);
        objRoot.compile();
        return objRoot;
    }

    public void actionPerformed(ActionEvent e) {
        Object target = e.getSource();

        if (target == rasterType) {
            if (rasterType.getSelectedIndex() < 4) {
                raster.setSize(w1, h1);
            } else {
                raster.setSize(checkw, checkh);
            }
            raster.setImage(image[rasterType.getSelectedIndex()]);
        } else if (target == texType) {
            boxShape.setAppearance(dummyApp);
            if (texType.getSelectedIndex() < 4) {
                texOne.setImage(0, image[texType.getSelectedIndex()]);
                app.setTexture(texOne);
            } else {
                texCheckBoard.setImage(0, image[texType.getSelectedIndex()]);
                app.setTexture(texCheckBoard);
            }

            boxShape.setAppearance(app);
        }

    }

    JPanel createImagePanel() {
        JPanel panel = new JPanel();
        String texVals[] = { "One_Yup_ByCopy", "One_Yup_ByReference", "One_Ydown_ByCopy", "One_Ydown_ByReference",
                "Checkered_Yup_ByCopy", "Checkered_Yup_ByReference", "Checkered_Ydown_ByCopy",
                "Checkered_Ydown_ByReference" };

        rasterType = new JComboBox(texVals);
        rasterType.setLightWeightPopupEnabled(false);
        rasterType.addActionListener(this);
        rasterType.setSelectedIndex(2);
        panel.add(new JLabel("Raster Image"));
        panel.add(rasterType);

        texType = new JComboBox(texVals);
        texType.setLightWeightPopupEnabled(false);
        texType.addActionListener(this);
        texType.setSelectedIndex(2);
        panel.add(new JLabel("Texture Image"));
        panel.add(texType);
        return panel;

    }

    public ImageComponentByReferenceTest() {
    }

    public ImageComponentByReferenceTest(java.net.URL url) {
        texImage = url;
    }

    public void init() {
        if (texImage == null) {
            // the path to the image for an applet
            try {
                texImage = new java.net.URL(getCodeBase().toString() + "/one.jpg");
            } catch (java.net.MalformedURLException ex) {
                System.out.println(ex.getMessage());
                System.exit(1);
            }
        }

        Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
        BranchGroup scene = createSceneGraph();
        u = new SimpleUniverse(c);
        u.getViewingPlatform().setNominalViewingTransform();
        u.addBranchGraph(scene);
        Container contentPane = getContentPane();
        JPanel p = new JPanel();
        BoxLayout boxlayout = new BoxLayout(p, BoxLayout.Y_AXIS);
        p.setLayout(boxlayout);
        contentPane.add("Center", c);

        contentPane.add("South", p);

        p.add(createImagePanel());

    }

    public void destroy() {
        u.cleanup();
    }

    public static void main(String[] args) {
        java.net.URL url = null;
        // the path to the image file for an application
        try {
            url = new java.net.URL("file:one.jpg");
        } catch (java.net.MalformedURLException ex) {
            System.out.println(ex.getMessage());
            System.exit(1);
        }

        new MainFrame(new ImageComponentByReferenceTest(url), 800, 700);
    }

    void createRaster(BranchGroup scene) {

        // Create raster geometries and shapes
        Vector3f trans = new Vector3f();
        Transform3D tr = new Transform3D();
        TransformGroup tg;

        // Left
        raster = new javax.media.j3d.Raster();
        raster.setCapability(javax.media.j3d.Raster.ALLOW_IMAGE_WRITE);
        raster.setCapability(javax.media.j3d.Raster.ALLOW_SIZE_WRITE);
        raster.setPosition(new Point3f(-0.9f, 0.75f, 0.0f));
        raster.setType(javax.media.j3d.Raster.RASTER_COLOR);
        raster.setOffset(0, 0);

        raster.setSize(image[2].getWidth(), image[2].getHeight());
        raster.setImage(image[2]);
        Shape3D sh = new Shape3D(raster, new Appearance());
        scene.addChild(sh);

    }
}

class TiledImage extends Object implements RenderedImage {

    WritableRaster[][] tile = new WritableRaster[3][3];

    WritableRaster bigTile;

    ComponentColorModel colorModel;

    BufferedImage checkBoard;

    int minX = -2;

    int minY = -1;

    TiledImage() {
        ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
        int[] nBits = { 8, 8, 8, 8 };
        int i, j, k, cc = 255;
        int[] bandOffset = new int[4];
        colorModel = new ComponentColorModel(cs, nBits, true, false, Transparency.OPAQUE, 0);
        // Create 9 tiles
        bandOffset[0] = 3;
        bandOffset[1] = 2;
        bandOffset[2] = 1;
        bandOffset[3] = 0;
        for (i = 0; i < 3; i++) {
            for (j = 0; j < 3; j++) {
                tile[i][j] = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, 8, 8, 32, 4, bandOffset, null);
            }
        }

        // tile {-2, -1}
        byte[] byteData = ((DataBufferByte) tile[0][0].getDataBuffer()).getData();
        for (i = 4, k = 8 * 4 * 4 + 4 * 4; i < 8; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) cc;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }

        // tile {-1, -1}
        byteData = ((DataBufferByte) tile[1][0].getDataBuffer()).getData();
        for (i = 4, k = 8 * 4 * 4; i < 8; i++) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) cc;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }

        // tile {1, -1}
        byteData = ((DataBufferByte) tile[2][0].getDataBuffer()).getData();
        for (i = 4, k = 8 * 4 * 4; i < 8; i++, k += 16) {
            for (j = 0; j < 4; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }

        // tile {-2, 0}
        byteData = ((DataBufferByte) tile[0][1].getDataBuffer()).getData();
        for (i = 0, k = 16; i < 4; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) cc;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }
        for (i = 4, k = 8 * 4 * 4 + 16; i < 8; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) 0;
            }
        }
        // tile {-1, 0}
        byteData = ((DataBufferByte) tile[1][1].getDataBuffer()).getData();
        for (i = 0, k = 0; i < 4; i++) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) cc;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }
        for (i = 0, k = 8 * 4 * 4; i < 4; i++) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) 0;
            }

            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) cc;
            }

        }

        // tile {0, 0}
        byteData = ((DataBufferByte) tile[2][1].getDataBuffer()).getData();
        for (i = 0, k = 0; i < 4; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }
        for (i = 4, k = 8 * 4 * 4; i < 8; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) cc;
            }
        }

        // tile {-2, 1}
        byteData = ((DataBufferByte) tile[0][2].getDataBuffer()).getData();
        for (i = 4, k = 16; i < 8; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) 0;
            }
        }

        // tile {-1, 1}
        byteData = ((DataBufferByte) tile[1][2].getDataBuffer()).getData();
        for (i = 0, k = 0; i < 8; i++) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) 0;
            }
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) cc;
            }
        }

        // tile {0, 1}
        byteData = ((DataBufferByte) tile[2][2].getDataBuffer()).getData();
        for (i = 4, k = 0; i < 8; i++, k += 16) {
            for (j = 4; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) cc;
            }
        }

        bigTile = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, 16, 16, 64, 4, bandOffset, null);
        ;
        byteData = ((DataBufferByte) bigTile.getDataBuffer()).getData();
        for (i = 0, k = 0; i < 8; i++) {
            for (j = 0; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) cc;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
            for (; j < 16; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) 0;
                byteData[k + 3] = (byte) cc;
            }
        }
        for (; i < 16; i++) {
            for (j = 0; j < 8; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) 0;
            }
            for (; j < 16; j++, k += 4) {
                byteData[k] = (byte) 0;
                byteData[k + 1] = (byte) 0;
                byteData[k + 2] = (byte) cc;
                byteData[k + 3] = (byte) cc;
            }
        }
        checkBoard = new BufferedImage(colorModel, bigTile, false, null);
    }

    // create four tiles {r, g, b, y}
    public WritableRaster copyData(WritableRaster raster) {
        return checkBoard.copyData(raster);
    }

    public ColorModel getColorModel() {
        return checkBoard.getColorModel();
    }

    public Raster getData() {
        return checkBoard.getData();
    }

    public Raster getData(Rectangle rect) {
        return checkBoard.getData(rect);
    }

    public int getHeight() {
        return 16;
    }

    public int getMinTileX() {
        return minX;
    }

    public int getMinTileY() {
        return minY;
    }

    public int getMinX() {
        return -8;
    }

    public int getMinY() {
        return -8;
    }

    public int getNumXTiles() {
        return 3;
    }

    public int getNumYTiles() {
        return 3;
    }

    public Object getProperty(String name) {
        return checkBoard.getProperty(name);
    }

    public String[] getPropertyNames() {
        return checkBoard.getPropertyNames();
    }

    public SampleModel getSampleModel() {
        return checkBoard.getSampleModel();
    }

    public Vector getSources() {
        return null;
    }

    public Raster getTile(int tileX, int tileY) {
        return tile[tileX - minX][tileY - minY];
    }

    public int getTileGridXOffset() {
        return 4;
    }

    public int getTileGridYOffset() {
        return -4;
    }

    public int getTileHeight() {
        return 8;
    }

    public int getTileWidth() {
        return 8;
    }

    public int getWidth() {
        return 16;
    }
}