public static void main(String args[]) {
JFrame frame = new JFrame("Box and Sphere");
GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
Canvas3D canvas = new Canvas3D(config);
canvas.setSize(400, 400);
SimpleUniverse universe = new SimpleUniverse(canvas);
universe.getViewingPlatform().setNominalViewingTransform();
BranchGroup group = new BranchGroup();
group.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
// group.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
universe.addBranchGraph(group);
frame.setSize(500, 400);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(new BorderLayout());
frame.getContentPane().add(canvas, BorderLayout.CENTER);
frame.setVisible(true);
Sphere sphere =
new Sphere(1.1f, Sphere.GENERATE_NORMALS | Sphere.GENERATE_TEXTURE_COORDS, null);
BranchGroup b = new BranchGroup();
b.addChild(sphere);
group.addChild(b);
{
Sphere sphere2 =
new Sphere(1.0f, Sphere.GENERATE_NORMALS | Sphere.GENERATE_TEXTURE_COORDS, null);
b = new BranchGroup();
b.addChild(sphere2);
Util3D.enablePicking(b);
group.addChild(b);
}
}
public BufferedImage getRenderedImage(Dimension d, boolean withBackground) {
if (offscreenCanvas == null) {
offscreenCanvas = new Canvas3D(SimpleUniverse.getPreferredConfiguration(), true);
}
offscreenCanvas.setSize(getSize());
offscreenCanvas.getScreen3D().setSize(getScreen3D().getSize());
offscreenCanvas.getScreen3D().setPhysicalScreenWidth(getScreen3D().getPhysicalScreenWidth());
offscreenCanvas.getScreen3D().setPhysicalScreenHeight(getScreen3D().getPhysicalScreenHeight());
BufferedImage bufImage = new BufferedImage(d.width, d.height, BufferedImage.TYPE_INT_ARGB);
ImageComponent2D imgComp = new ImageComponent2D(ImageComponent2D.FORMAT_RGBA, bufImage);
BufferedImage transparentImage =
new BufferedImage(d.width, d.height, BufferedImage.TYPE_INT_ARGB);
ImageComponent2D transparentComp =
new ImageComponent2D(ImageComponent2D.FORMAT_RGBA, transparentImage);
Color3f tempColor = new Color3f();
background.getColor(tempColor);
if (!withBackground) {
background.setImage(transparentComp);
}
view.addCanvas3D(offscreenCanvas);
offscreenCanvas.setOffScreenBuffer(imgComp);
offscreenCanvas.renderOffScreenBuffer();
offscreenCanvas.waitForOffScreenRendering();
if (!withBackground) {
background.setImage(null);
}
bufImage = offscreenCanvas.getOffScreenBuffer().getImage();
// To release the reference of buffer inside Java 3D.
offscreenCanvas.setOffScreenBuffer(null);
view.removeCanvas3D(offscreenCanvas);
return bufImage;
}
