public CameraApp() {
ball.setXYZ(0.0, 0.0, 0.0);
ball.setSizeXYZ(0.5, 0.5, 0.5);
ball.getStyle().setFillColor(Color.YELLOW);
// right wall
wallR.setXYZ(6.0, 0.0, 0.0);
wallR.setSizeXYZ(0.2, 4.0, 4.0);
wallR.getStyle().setFillColor(Color.GREEN);
// left wall
wallL.setXYZ(-6.0, 0.0, 0.0);
wallL.setSizeXYZ(0.2, 4.0, 4.0);
wallL.getStyle().setFillColor(Color.GREEN);
// Add the objects
panel.setPreferredMinMax(-6, 6, -6, 6, -6, 6);
panel.getInteractionTarget(org.opensourcephysics.display3d.core.DrawingPanel3D.TARGET_PANEL);
panel.addInteractionListener(this);
panel.addElement(ball);
panel.addElement(wallR);
panel.addElement(wallL);
DrawingFrame3D frame = new DrawingFrame3D();
frame.setDrawingPanel3D(panel);
}
