/* * Copyright (c) 2016 JogAmp Community. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * 2. Redistributions 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. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are those * of the authors and should not be interpreted as representing official policies, * either expressed or implied, of the JogAmp Community. * */ package org.jdesktop.j3d.examples.collision; import java.awt.GraphicsConfiguration; import org.jogamp.java3d.Alpha; import org.jogamp.java3d.Appearance; import org.jogamp.java3d.Background; import org.jogamp.java3d.BoundingSphere; import org.jogamp.java3d.BranchGroup; import org.jogamp.java3d.Canvas3D; import org.jogamp.java3d.ColoringAttributes; import org.jogamp.java3d.Group; import org.jogamp.java3d.RenderingAttributes; import org.jogamp.java3d.RotationInterpolator; import org.jogamp.java3d.Shape3D; import org.jogamp.java3d.Transform3D; import org.jogamp.java3d.TransformGroup; import org.jogamp.java3d.utils.shader.Cube; import org.jogamp.java3d.utils.shader.SimpleShaderAppearance; import org.jogamp.java3d.utils.universe.SimpleUniverse; import org.jogamp.vecmath.Color3f; import org.jogamp.vecmath.Point3d; import org.jogamp.vecmath.Vector3d; /** * Simple Java 3D example program to display how collision work. */ public class TickTockCollisionGL2ES2 extends javax.swing.JFrame { private SimpleUniverse univ = null; private BranchGroup scene = null; public BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); // Create a Transformgroup to scale all objects so they // appear in the scene. TransformGroup objScale = new TransformGroup(); Transform3D t3d = new Transform3D(); t3d.setScale(0.4); objScale.setTransform(t3d); objRoot.addChild(objScale); // Create a bounds for the background and behaviors BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); // Set up the background Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f); Background bg = new Background(bgColor); bg.setApplicationBounds(bounds); objScale.addChild(bg); // Create a pair of transform group nodes and initialize them to // identity. Enable the TRANSFORM_WRITE capability so that // our behaviors can modify them at runtime. Add them to the // root of the subgraph. TransformGroup objTrans1 = new TransformGroup(); objTrans1.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objScale.addChild(objTrans1); TransformGroup objTrans2 = new TransformGroup(); objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); objTrans1.addChild(objTrans2); // Create the positioning and scaling transform group node. Transform3D t = new Transform3D(); t.set(0.3, new Vector3d(0.0, -1.5, 0.0)); TransformGroup objTrans3 = new TransformGroup(t); objTrans2.addChild(objTrans3); // Create a simple shape leaf node, add it to the scene graph. objTrans3.addChild(new Cube()); // Create a new Behavior object that will perform the desired // rotation on the specified transform object and add it into // the scene graph. Transform3D yAxis1 = new Transform3D(); yAxis1.rotX(Math.PI / 2.0); Alpha tickTockAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE, 0, 0, 5000, 2500, 200, 5000, 2500, 200); RotationInterpolator tickTock = new RotationInterpolator(tickTockAlpha, objTrans1, yAxis1, -(float) Math.PI / 2.0f, (float) Math.PI / 2.0f); tickTock.setSchedulingBounds(bounds); objTrans2.addChild(tickTock); // Create a new Behavior object that will perform the desired // rotation on the specified transform object and add it into // the scene graph. Transform3D yAxis2 = new Transform3D(); Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0); RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objTrans2, yAxis2, 0.0f, (float) Math.PI * 2.0f); rotator.setSchedulingBounds(bounds); objTrans2.addChild(rotator); // Now create a pair of rectangular boxes, each with a collision // detection behavior attached. The behavior will highlight the // object when it is in a state of collision. Group box1 = createBox(0.3, new Vector3d(-1.3, 0.0, 0.0)); Group box2 = createBox(0.3, new Vector3d(1.3, 0.0, 0.0)); objScale.addChild(box1); objScale.addChild(box2); // Have Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; } private static Group createBox(double scale, Vector3d pos) { // Create a transform group node to scale and position the object. Transform3D t = new Transform3D(); t.set(scale, pos); TransformGroup objTrans = new TransformGroup(t); // Create a simple shape leaf node and add it to the scene graph Shape3D shape = new Cube(0.5 / 2, 5.0 / 2, 1.0 / 2); objTrans.addChild(shape); // Create a new ColoringAttributes object for the shape's // appearance and make it writable at runtime. Appearance app = new SimpleShaderAppearance(); shape.setAppearance(app); RenderingAttributes ra = new RenderingAttributes(); ra.setIgnoreVertexColors(true); app.setRenderingAttributes(ra); ColoringAttributes ca = new ColoringAttributes(); ca.setColor(0.6f, 0.3f, 0.0f); app.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_WRITE); app.setColoringAttributes(ca); // Create a new Behavior object that will perform the collision // detection on the specified object, and add it into // the scene graph. CollisionDetector cd = new CollisionDetector(shape); BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); cd.setSchedulingBounds(bounds); // Add the behavior to the scene graph objTrans.addChild(cd); return objTrans; } private Canvas3D createUniverse() { // Get the preferred graphics configuration for the default screen GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration(); // Create a Canvas3D using the preferred configuration Canvas3D c = new Canvas3D(config); // Create simple universe with view branch univ = new SimpleUniverse(c); // This will move the ViewPlatform back a bit so the // objects in the scene can be viewed. univ.getViewingPlatform().setNominalViewingTransform(); // Ensure at least 5 msec per frame (i.e., < 200Hz) univ.getViewer().getView().setMinimumFrameCycleTime(5); return c; } /** * Creates new form TickTockCollision */ public TickTockCollisionGL2ES2() { // Initialize the GUI components initComponents(); // Create Canvas3D and SimpleUniverse; add canvas to drawing panel Canvas3D c = createUniverse(); drawingPanel.add(c, java.awt.BorderLayout.CENTER); // Create the content branch and add it to the universe scene = createSceneGraph(); univ.addBranchGraph(scene); } // ---------------------------------------------------------------- /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ // //GEN-BEGIN:initComponents private void initComponents() { drawingPanel = new javax.swing.JPanel(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("TickTockCollision"); drawingPanel.setLayout(new java.awt.BorderLayout()); drawingPanel.setPreferredSize(new java.awt.Dimension(700, 700)); getContentPane().add(drawingPanel, java.awt.BorderLayout.CENTER); pack(); }// //GEN-END:initComponents /** * @param args the command line arguments */ public static void main(String args[]) { System.setProperty("sun.awt.noerasebackground", "true"); System.setProperty("j3d.rend", "jogl2es2"); System.setProperty("j3d.displaylist", "false"); java.awt.EventQueue.invokeLater(new Runnable() { @Override public void run() { new TickTockCollisionGL2ES2().setVisible(true); } }); } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JPanel drawingPanel; // End of variables declaration//GEN-END:variables }