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Diffstat (limited to 'src/ConfiguredUniverse/ConfigObjLoad.java')
| -rw-r--r-- | src/ConfiguredUniverse/ConfigObjLoad.java | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/src/ConfiguredUniverse/ConfigObjLoad.java b/src/ConfiguredUniverse/ConfigObjLoad.java new file mode 100644 index 0000000..9568957 --- /dev/null +++ b/src/ConfiguredUniverse/ConfigObjLoad.java @@ -0,0 +1,309 @@ +/* + * $RCSfile$ + * + * Copyright (c) 2004 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: + * + * - Redistribution 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 MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL + * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF + * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS + * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR + * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, + * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND + * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR + * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + * + * You acknowledge that this software is not designed, licensed or + * intended for use in the design, construction, operation or + * maintenance of any nuclear facility. + * + * $Revision$ + * $Date$ + * $State$ + */ + +import com.sun.j3d.loaders.objectfile.ObjectFile; +import com.sun.j3d.loaders.ParsingErrorException; +import com.sun.j3d.loaders.IncorrectFormatException; +import com.sun.j3d.loaders.Scene; +import java.awt.*; +import java.awt.event.*; +import com.sun.j3d.utils.applet.MainFrame; +import com.sun.j3d.utils.universe.*; +import javax.media.j3d.*; +import javax.vecmath.*; +import java.io.*; +import com.sun.j3d.utils.behaviors.vp.*; +import com.sun.j3d.utils.behaviors.sensor.Mouse6DPointerBehavior; +import java.net.URL; +import java.net.MalformedURLException; +import java.util.Map; + +public class ConfigObjLoad { + + private boolean spin = false; + private boolean noTriangulate = false; + private boolean noStripify = false; + private double creaseAngle = 60.0; + private URL filename = null; + + private ConfiguredUniverse u; + + 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(0.7); + objScale.setTransform(t3d); + objRoot.addChild(objScale); + + // Create the transform group node and initialize it to the + // identity. Enable the TRANSFORM_WRITE capability so that + // our behavior code can modify it at runtime. Add it to the + // root of the subgraph. + TransformGroup objTrans = new TransformGroup(); + objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); + objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); + objScale.addChild(objTrans); + + int flags = ObjectFile.RESIZE; + if (!noTriangulate) flags |= ObjectFile.TRIANGULATE; + if (!noStripify) flags |= ObjectFile.STRIPIFY; + ObjectFile f = new ObjectFile(flags, + (float)(creaseAngle * Math.PI / 180.0)); + Scene s = null; + try { + s = f.load(filename); + } + catch (FileNotFoundException e) { + System.err.println(e); + System.exit(1); + } + catch (ParsingErrorException e) { + System.err.println(e); + System.exit(1); + } + catch (IncorrectFormatException e) { + System.err.println(e); + System.exit(1); + } + + objTrans.addChild(s.getSceneGroup()); + + BoundingSphere bounds = + new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0); + + if (spin) { + Transform3D yAxis = new Transform3D(); + Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, + 0, 0, + 4000, 0, 0, + 0, 0, 0); + + RotationInterpolator rotator = + new RotationInterpolator(rotationAlpha, objTrans, yAxis, + 0.0f, (float) Math.PI*2.0f); + rotator.setSchedulingBounds(bounds); + objTrans.addChild(rotator); + } + + // Set up the background + Color3f bgColor = new Color3f(0.05f, 0.05f, 0.5f); + Background bgNode = new Background(bgColor); + bgNode.setApplicationBounds(bounds); + objRoot.addChild(bgNode); + + // Set up the ambient light + Color3f ambientColor = new Color3f(0.1f, 0.1f, 0.1f); + AmbientLight ambientLightNode = new AmbientLight(ambientColor); + ambientLightNode.setInfluencingBounds(bounds); + objRoot.addChild(ambientLightNode); + + // Set up the directional lights + Color3f light1Color = new Color3f(1.0f, 1.0f, 0.9f); + Vector3f light1Direction = new Vector3f(1.0f, 1.0f, 1.0f); + Color3f light2Color = new Color3f(1.0f, 1.0f, 1.0f); + Vector3f light2Direction = new Vector3f(-1.0f, -1.0f, -1.0f); + + DirectionalLight light1 + = new DirectionalLight(light1Color, light1Direction); + light1.setInfluencingBounds(bounds); + objRoot.addChild(light1); + + DirectionalLight light2 + = new DirectionalLight(light2Color, light2Direction); + light2.setInfluencingBounds(bounds); + objRoot.addChild(light2); + + return objRoot; + } + + private void usage() + { + System.out.println( + "Usage: java ObjLoad [-s] [-n] [-t] [-c degrees] <.obj file>"); + System.out.println(" -s Spin (no user interaction)"); + System.out.println(" -n No triangulation"); + System.out.println(" -t No stripification"); + System.out.println( + " -c Set crease angle for normal generation (default is 60 without"); + System.out.println( + " smoothing group info, otherwise 180 within smoothing groups)"); + System.exit(0); + } // End of usage + + + public void init() { + if (filename == null) { + try { + filename = new URL("file:../geometry/galleon.obj"); + } + catch (MalformedURLException e) { + System.err.println(e); + System.exit(1); + } + } + + // Get the config file URL from the j3d.configURL property or use the + // default config file "j3d1x1-window" in the current directory. + URL configURL = ConfiguredUniverse.getConfigURL("file:j3d1x1-window"); + + // Create a simple scene and attach it to the virtual universe + BranchGroup scene = createSceneGraph(); + u = new ConfiguredUniverse(configURL); + + // Get the ViewingPlatform. + ViewingPlatform viewingPlatform = u.getViewingPlatform(); + + // This will move the ViewPlatform back a bit so the objects in the + // scene can be viewed. This will only have an effect if the config + // file sets the window eyepoint policy to something other than + // RELATIVE_TO_COEXISTENCE, which is the default eyepoint policy + // applied by ConfiguredUniverse. + // + // The default view attach policy for ConfiguredUniverse applications + // is NOMINAL_SCREEN. This sets the view platform origin in the + // physical world to the center of coexistence, which allows eye + // positions expressed relative to coexistence to see the appropriate + // field of view automatically. + viewingPlatform.setNominalViewingTransform(); + + // Add a ViewPlatformBehavior if not specified in the config file. + if (!spin && viewingPlatform.getViewPlatformBehavior() == null) { + OrbitBehavior orbit = new OrbitBehavior(u.getCanvas(), + OrbitBehavior.REVERSE_ALL); + BoundingSphere bounds = + new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); + + orbit.setSchedulingBounds(bounds); + viewingPlatform.setViewPlatformBehavior(orbit); + } + + // See if there's a 6 degree of freedom mouse in the environment. + // We look for one named "mouse6d". + Map sensorMap = null; + sensorMap = u.getNamedSensors(); + if (sensorMap != null) { + Sensor mouse6d = (Sensor)sensorMap.get("mouse6d"); + if (mouse6d != null) { + Mouse6DPointerBehavior behavior = + new Mouse6DPointerBehavior(mouse6d, 1.0, true); + + BoundingSphere bounds = + new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0); + behavior.setSchedulingBounds(bounds); + + scene.addChild(behavior); + scene.addChild(behavior.getEcho()); + } + } + + // Listen for a typed "q", "Q", or "Escape" key on each canvas to + // allow a convenient exit from full screen configurations. + Canvas3D[] canvases; + canvases = u.getViewer().getCanvas3Ds(); + + class QuitListener extends KeyAdapter { + public void keyTyped(KeyEvent e) { + char c = e.getKeyChar(); + if (c == 'q' || c == 'Q' || c == 27) + System.exit(0); + } + } + + QuitListener quitListener = new QuitListener(); + for (int i = 0; i < canvases.length; i++) + canvases[i].addKeyListener(quitListener); + + // Make the scenegraph live. + u.addBranchGraph(scene); + } + + public ConfigObjLoad(String[] args) { + if (args.length != 0) { + for (int i = 0; i < args.length; i++) { + if (args[i].startsWith("-")) { + if (args[i].equals("-s")) { + spin = true; + } else if (args[i].equals("-n")) { + noTriangulate = true; + } else if (args[i].equals("-t")) { + noStripify = true; + } else if (args[i].equals("-c")) { + if (i < args.length - 1) { + creaseAngle = (new Double(args[++i])).doubleValue(); + } else usage(); + } else { + usage(); + } + } else { + try { + if ((args[i].indexOf("file:") == 0) || + (args[i].indexOf("http") == 0)) { + filename = new URL(args[i]); + } + else if (args[i].charAt(0) != '/') { + filename = new URL("file:./" + args[i]); + } + else { + filename = new URL("file:" + args[i]); + } + } + catch (MalformedURLException e) { + System.err.println(e); + System.exit(1); + } + } + } + } + init(); + } + + public static void main(String[] args) { + new ConfigObjLoad(args); + } +} |