1 package tim.prune.threedee;
3 import java.awt.BorderLayout;
4 import java.awt.FlowLayout;
6 import java.awt.GraphicsConfiguration;
7 import java.awt.GraphicsEnvironment;
8 import java.awt.event.ActionEvent;
9 import java.awt.event.ActionListener;
10 import java.awt.event.WindowAdapter;
11 import java.awt.event.WindowEvent;
12 import java.awt.geom.GeneralPath;
14 import javax.media.j3d.AmbientLight;
15 import javax.media.j3d.Appearance;
16 import javax.media.j3d.Billboard;
17 import javax.media.j3d.BoundingSphere;
18 import javax.media.j3d.BranchGroup;
19 import javax.media.j3d.Canvas3D;
20 import javax.media.j3d.Font3D;
21 import javax.media.j3d.FontExtrusion;
22 import javax.media.j3d.GeometryArray;
23 import javax.media.j3d.GraphicsConfigTemplate3D;
24 import javax.media.j3d.Group;
25 import javax.media.j3d.Material;
26 import javax.media.j3d.PointLight;
27 import javax.media.j3d.QuadArray;
28 import javax.media.j3d.Shape3D;
29 import javax.media.j3d.Text3D;
30 import javax.media.j3d.Texture;
31 import javax.media.j3d.TextureAttributes;
32 import javax.media.j3d.Transform3D;
33 import javax.media.j3d.TransformGroup;
34 import javax.swing.JButton;
35 import javax.swing.JFrame;
36 import javax.swing.JOptionPane;
37 import javax.swing.JPanel;
38 import javax.vecmath.Color3f;
39 import javax.vecmath.Matrix3d;
40 import javax.vecmath.Point3d;
41 import javax.vecmath.Point3f;
42 import javax.vecmath.TexCoord2f;
43 import javax.vecmath.Vector3d;
45 import tim.prune.DataStatus;
46 import tim.prune.FunctionLibrary;
47 import tim.prune.I18nManager;
48 import tim.prune.data.Track;
49 import tim.prune.function.Export3dFunction;
50 import tim.prune.function.srtm.LookupSrtmFunction;
51 import tim.prune.gui.map.MapSourceLibrary;
52 import tim.prune.save.GroutedImage;
53 import tim.prune.save.MapGrouter;
55 import com.sun.j3d.utils.behaviors.vp.OrbitBehavior;
56 import com.sun.j3d.utils.geometry.Box;
57 import com.sun.j3d.utils.geometry.Cylinder;
58 import com.sun.j3d.utils.geometry.GeometryInfo;
59 import com.sun.j3d.utils.geometry.NormalGenerator;
60 import com.sun.j3d.utils.geometry.Sphere;
61 import com.sun.j3d.utils.image.TextureLoader;
62 import com.sun.j3d.utils.universe.SimpleUniverse;
66 * Class to hold main window for java3d view of data
68 public class Java3DWindow implements ThreeDWindow
70 private Track _track = null;
71 private JFrame _parentFrame = null;
72 private JFrame _frame = null;
73 private ThreeDModel _model = null;
74 private OrbitBehavior _orbit = null;
75 private double _altFactor = -1.0;
76 private ImageDefinition _imageDefinition = null;
77 private GroutedImage _baseImage = null;
78 private TerrainDefinition _terrainDefinition = null;
79 private DataStatus _dataStatus = null;
81 /** only prompt about big track size once */
82 private static boolean TRACK_SIZE_WARNING_GIVEN = false;
85 private static final double INITIAL_Y_ROTATION = -25.0;
86 private static final double INITIAL_X_ROTATION = 15.0;
87 private static final String CARDINALS_FONT = "Arial";
88 private static final int MAX_TRACK_SIZE = 2500; // threshold for warning
89 private static final double MODEL_SCALE_FACTOR = 20.0;
94 * @param inFrame parent frame
96 public Java3DWindow(JFrame inFrame)
98 _parentFrame = inFrame;
103 * Set the track object
104 * @param inTrack Track object
106 public void setTrack(Track inTrack)
112 * @param inFactor altitude factor to use
114 public void setAltitudeFactor(double inFactor)
116 _altFactor = inFactor;
120 * Set the parameters for the base image and do the grouting already
121 * (setTrack should already be called by now)
123 public void setBaseImageParameters(ImageDefinition inDefinition)
125 _imageDefinition = inDefinition;
126 if (inDefinition != null && inDefinition.getUseImage())
128 _baseImage = new MapGrouter().createMapImage(_track, MapSourceLibrary.getSource(inDefinition.getSourceIndex()),
129 inDefinition.getZoom());
131 else _baseImage = null;
135 * Set the terrain parameters
137 public void setTerrainParameters(TerrainDefinition inDefinition)
139 _terrainDefinition = inDefinition;
143 * Set the current data status
145 public void setDataStatus(DataStatus inStatus)
147 _dataStatus = inStatus;
153 public void show() throws ThreeDException
155 // Make sure altitude exaggeration is positive
156 if (_altFactor < 0.0) {_altFactor = 1.0;}
158 // Set up the graphics config
159 GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
162 // Config shouldn't be null, but we can try to create a new one as a workaround
163 GraphicsConfigTemplate3D gc = new GraphicsConfigTemplate3D();
165 config = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getBestConfiguration(gc);
170 // Second attempt also failed, going to have to give up here.
171 throw new ThreeDException("Couldn't create graphics config");
174 // Check number of points in model isn't too big, and suggest compression
175 Object[] buttonTexts = {I18nManager.getText("button.continue"), I18nManager.getText("button.cancel")};
176 if (_track.getNumPoints() > MAX_TRACK_SIZE && !TRACK_SIZE_WARNING_GIVEN)
178 if (JOptionPane.showOptionDialog(_parentFrame,
179 I18nManager.getText("dialog.3d.warningtracksize"),
180 I18nManager.getText("function.show3d"), JOptionPane.OK_CANCEL_OPTION,
181 JOptionPane.WARNING_MESSAGE, null, buttonTexts, buttonTexts[1])
182 == JOptionPane.OK_OPTION)
184 // opted to continue, don't show warning again
185 TRACK_SIZE_WARNING_GIVEN = true;
188 // opted to cancel - show warning again next time
193 Canvas3D canvas = new Canvas3D(config);
194 canvas.setSize(400, 300);
196 // Create the scene and attach it to the virtual universe
197 BranchGroup scene = createSceneGraph();
198 SimpleUniverse u = new SimpleUniverse(canvas);
200 // This will move the ViewPlatform back a bit so the
201 // objects in the scene can be viewed.
202 u.getViewingPlatform().setNominalViewingTransform();
204 // Add behaviour to rotate using mouse
205 _orbit = new OrbitBehavior(canvas, OrbitBehavior.REVERSE_ALL | OrbitBehavior.STOP_ZOOM);
206 BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
207 _orbit.setSchedulingBounds(bounds);
208 u.getViewingPlatform().setViewPlatformBehavior(_orbit);
209 u.addBranchGraph(scene);
211 // Don't reuse _frame object from last time, because data and/or scale might be different
212 // Need to regenerate everything
213 _frame = new JFrame(I18nManager.getText("dialog.3d.title"));
214 _frame.getContentPane().setLayout(new BorderLayout());
215 _frame.getContentPane().add(canvas, BorderLayout.CENTER);
216 _frame.setIconImage(_parentFrame.getIconImage());
217 // Make panel for render, close buttons
218 JPanel panel = new JPanel();
219 panel.setLayout(new FlowLayout(FlowLayout.RIGHT));
220 // Add button for exporting pov
221 JButton povButton = new JButton(I18nManager.getText("function.exportpov"));
222 povButton.addActionListener(new ActionListener() {
223 /** Export pov button pressed */
224 public void actionPerformed(ActionEvent e)
226 if (_orbit != null) {
227 callbackRender(FunctionLibrary.FUNCTION_POVEXPORT);
230 panel.add(povButton);
232 JButton closeButton = new JButton(I18nManager.getText("button.close"));
233 closeButton.addActionListener(new ActionListener()
235 /** Close button pressed - clean up */
236 public void actionPerformed(ActionEvent e) {
241 panel.add(closeButton);
242 _frame.getContentPane().add(panel, BorderLayout.SOUTH);
243 _frame.setSize(500, 350);
245 // Add a listener to clean up when window closed
246 _frame.addWindowListener(new WindowAdapter() {
247 public void windowClosing(WindowEvent e) {
253 _frame.setVisible(true);
254 if (_frame.getState() == JFrame.ICONIFIED) {
255 _frame.setState(JFrame.NORMAL);
260 * Dispose of the frame and its resources
262 public void dispose()
264 if (_frame != null) {
271 * Create the whole scenery from the given track
272 * @return all objects in the scene
274 private BranchGroup createSceneGraph()
276 // Create the root of the branch graph
277 BranchGroup objRoot = new BranchGroup();
279 // Create the transform group node and initialize it.
280 // Enable the TRANSFORM_WRITE capability so it can be spun by the mouse
281 TransformGroup objTrans = new TransformGroup();
282 objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
284 // Create a translation
285 Transform3D shiftz = new Transform3D();
286 shiftz.setScale(0.055);
287 TransformGroup shiftTrans = new TransformGroup(shiftz);
289 objRoot.addChild(shiftTrans);
290 Transform3D rotTrans = new Transform3D();
291 rotTrans.rotY(Math.toRadians(INITIAL_Y_ROTATION));
292 Transform3D rot2 = new Transform3D();
293 rot2.rotX(Math.toRadians(INITIAL_X_ROTATION));
294 TransformGroup tg2 = new TransformGroup(rot2);
295 objTrans.setTransform(rotTrans);
296 shiftTrans.addChild(tg2);
297 tg2.addChild(objTrans);
300 Appearance planeAppearance = null;
302 planeAppearance = new Appearance();
303 planeAppearance.setMaterial(new Material(new Color3f(0.1f, 0.2f, 0.2f),
304 new Color3f(0.0f, 0.0f, 0.0f), new Color3f(0.3f, 0.4f, 0.4f),
305 new Color3f(0.3f, 0.3f, 0.3f), 0.0f));
306 plane = new Box(10f, 0.04f, 10f, planeAppearance);
307 objTrans.addChild(plane);
309 // Image on top of base plane, if specified
310 final boolean showTerrain = _terrainDefinition != null && _terrainDefinition.getUseTerrain();
311 if (_baseImage != null && !showTerrain)
313 QuadArray baseSquare = new QuadArray (4, QuadArray.COORDINATES | GeometryArray.TEXTURE_COORDINATE_2);
314 baseSquare.setCoordinate(0, new Point3f(-10f, 0.05f, -10f));
315 baseSquare.setCoordinate(1, new Point3f(-10f, 0.05f, 10f));
316 baseSquare.setCoordinate(2, new Point3f( 10f, 0.05f, 10f));
317 baseSquare.setCoordinate(3, new Point3f( 10f, 0.05f, -10f));
318 // and set anchor points for the texture
319 baseSquare.setTextureCoordinate(0, 0, new TexCoord2f(0.0f, 1.0f));
320 baseSquare.setTextureCoordinate(0, 1, new TexCoord2f(0.0f, 0.0f));
321 baseSquare.setTextureCoordinate(0, 2, new TexCoord2f(1.0f, 0.0f));
322 baseSquare.setTextureCoordinate(0, 3, new TexCoord2f(1.0f, 1.0f));
323 // Set appearance including image
324 Appearance baseAppearance = new Appearance();
325 Texture mapImage = new TextureLoader(_baseImage.getImage(), _frame).getTexture();
326 baseAppearance.setTexture(mapImage);
327 objTrans.addChild(new Shape3D(baseSquare, baseAppearance));
330 // Create model containing track information
331 _model = new ThreeDModel(_track);
332 _model.setAltitudeFactor(_altFactor);
336 TerrainHelper terrainHelper = new TerrainHelper(_terrainDefinition.getGridSize());
337 // See if there's a previously saved terrain track we can reuse
338 Track terrainTrack = TerrainCache.getTerrainTrack(_dataStatus, _terrainDefinition);
339 if (terrainTrack == null)
341 // Construct the terrain track according to these extents and the grid size
342 terrainTrack = terrainHelper.createGridTrack(_track);
343 // Get the altitudes from SRTM for all the points in the track
344 LookupSrtmFunction srtmLookup = (LookupSrtmFunction) FunctionLibrary.FUNCTION_LOOKUP_SRTM;
345 srtmLookup.begin(terrainTrack);
346 while (srtmLookup.isRunning())
349 Thread.sleep(750); // just polling in a wait loop isn't ideal but simple
351 catch (InterruptedException e) {}
355 terrainHelper.fixVoids(terrainTrack);
357 // Store this back in the cache, maybe we'll need it again
358 TerrainCache.storeTerrainTrack(terrainTrack, _dataStatus, _terrainDefinition);
360 // else System.out.println("Yay - reusing the cached track!");
362 // Give the terrain definition to the _model as well
363 _model.setTerrain(terrainTrack);
366 objTrans.addChild(createTerrain(_model, terrainHelper, _baseImage));
370 // No terrain, so just scale the model as it is
375 GeneralPath bevelPath = new GeneralPath();
376 bevelPath.moveTo(0.0f, 0.0f);
377 for (int i=0; i<91; i+= 5) {
378 bevelPath.lineTo((float) (0.1 - 0.1 * Math.cos(Math.toRadians(i))),
379 (float) (0.1 * Math.sin(Math.toRadians(i))));
381 for (int i=90; i>0; i-=5) {
382 bevelPath.lineTo((float) (0.3 + 0.1 * Math.cos(Math.toRadians(i))),
383 (float) (0.1 * Math.sin(Math.toRadians(i))));
385 Font3D compassFont = new Font3D(
386 new Font(CARDINALS_FONT, Font.PLAIN, 1),
387 new FontExtrusion(bevelPath));
388 objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.n"), new Point3f(0f, 0f, -11.5f), compassFont));
389 objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.s"), new Point3f(0f, 0f, 11.5f), compassFont));
390 objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.w"), new Point3f(-11.5f, 0f, 0f), compassFont));
391 objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.e"), new Point3f(11.5f, 0f, 0f), compassFont));
393 // Add points to model
394 objTrans.addChild(createDataPoints(_model));
397 BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
398 AmbientLight aLgt = new AmbientLight(new Color3f(1.0f, 1.0f, 1.0f));
399 aLgt.setInfluencingBounds(bounds);
400 objTrans.addChild(aLgt);
402 PointLight pLgt = new PointLight(new Color3f(1.0f, 1.0f, 1.0f),
403 new Point3f(0f, 0f, 2f), new Point3f(0.25f, 0.05f, 0.0f) );
404 pLgt.setInfluencingBounds(bounds);
405 objTrans.addChild(pLgt);
407 PointLight pl2 = new PointLight(new Color3f(0.8f, 0.9f, 0.4f),
408 new Point3f(6f, 1f, 6f), new Point3f(0.2f, 0.1f, 0.05f) );
409 pl2.setInfluencingBounds(bounds);
410 objTrans.addChild(pl2);
412 PointLight pl3 = new PointLight(new Color3f(0.7f, 0.7f, 0.7f),
413 new Point3f(0.0f, 12f, -2f), new Point3f(0.1f, 0.1f, 0.0f) );
414 pl3.setInfluencingBounds(bounds);
415 objTrans.addChild(pl3);
417 // Have Java 3D perform optimizations on this scene graph.
425 * Create a text object for compass point, N S E or W
426 * @param inText text to display
427 * @param inLocn position at which to display
428 * @param inFont 3d font to use
429 * @return compound object
431 private TransformGroup createCompassPoint(String inText, Point3f inLocn, Font3D inFont)
433 Text3D txt = new Text3D(inFont, inText, inLocn, Text3D.ALIGN_FIRST, Text3D.PATH_RIGHT);
434 Material mat = new Material(new Color3f(0.5f, 0.5f, 0.55f),
435 new Color3f(0.05f, 0.05f, 0.1f), new Color3f(0.3f, 0.4f, 0.5f),
436 new Color3f(0.4f, 0.5f, 0.7f), 70.0f);
437 mat.setLightingEnable(true);
438 Appearance app = new Appearance();
439 app.setMaterial(mat);
440 Shape3D shape = new Shape3D(txt, app);
442 // Make transform group with billboard behaviour
443 TransformGroup subGroup = new TransformGroup();
444 subGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
445 subGroup.addChild(shape);
446 Billboard billboard = new Billboard(subGroup, Billboard.ROTATE_ABOUT_POINT, inLocn);
447 BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
448 billboard.setSchedulingBounds(bounds);
449 subGroup.addChild(billboard);
455 * Make a Group of the data points to be added
456 * @param inModel model containing data
457 * @return Group object containing spheres, rods etc
459 private static Group createDataPoints(ThreeDModel inModel)
461 // Add points to model
462 Group group = new Group();
463 int numPoints = inModel.getNumPoints();
464 for (int i=0; i<numPoints; i++)
466 byte pointType = inModel.getPointType(i);
467 if (pointType == ThreeDModel.POINT_TYPE_WAYPOINT)
470 // Note that x, y and z are horiz, altitude, -vert
471 group.addChild(createWaypoint(new Point3d(
472 inModel.getScaledHorizValue(i) * MODEL_SCALE_FACTOR,
473 inModel.getScaledAltValue(i) * MODEL_SCALE_FACTOR,
474 -inModel.getScaledVertValue(i) * MODEL_SCALE_FACTOR)));
478 // Add colour-coded track point
479 // Note that x, y and z are horiz, altitude, -vert
480 group.addChild(createTrackpoint(new Point3d(
481 inModel.getScaledHorizValue(i) * MODEL_SCALE_FACTOR,
482 inModel.getScaledAltValue(i) * MODEL_SCALE_FACTOR,
483 -inModel.getScaledVertValue(i) * MODEL_SCALE_FACTOR), inModel.getPointHeightCode(i)));
491 * Create a waypoint sphere
492 * @param inPointPos position of point
493 * @return Group object containing sphere
495 private static Group createWaypoint(Point3d inPointPos)
497 Material mat = getWaypointMaterial();
498 // MAYBE: sort symbol scaling
499 Sphere dot = new Sphere(0.35f); // * symbolScaling / 100f);
500 return createBall(inPointPos, dot, mat);
505 * @return a new Material object to define waypoint colour / shine etc
507 private static Material getWaypointMaterial()
509 return new Material(new Color3f(0.1f, 0.1f, 0.4f),
510 new Color3f(0.0f, 0.0f, 0.0f), new Color3f(0.0f, 0.2f, 0.7f),
511 new Color3f(1.0f, 0.6f, 0.6f), 40.0f);
516 * @return track point object
518 private static Group createTrackpoint(Point3d inPointPos, byte inHeightCode)
520 Material mat = getTrackpointMaterial(inHeightCode);
521 // MAYBE: sort symbol scaling
522 Sphere dot = new Sphere(0.2f);
523 return createBall(inPointPos, dot, mat);
528 * @return Material object for track points with the appropriate colour for the height
530 private static Material getTrackpointMaterial(byte inHeightCode)
532 // create default material
533 Material mat = new Material(new Color3f(0.3f, 0.2f, 0.1f),
534 new Color3f(0.0f, 0.0f, 0.0f), new Color3f(0.0f, 0.6f, 0.0f),
535 new Color3f(1.0f, 0.6f, 0.6f), 70.0f);
536 // change colour according to height code
537 if (inHeightCode == 1) mat.setDiffuseColor(new Color3f(0.4f, 0.9f, 0.2f));
538 else if (inHeightCode == 2) mat.setDiffuseColor(new Color3f(0.7f, 0.8f, 0.2f));
539 else if (inHeightCode == 3) mat.setDiffuseColor(new Color3f(0.3f, 0.6f, 0.4f));
540 else if (inHeightCode == 4) mat.setDiffuseColor(new Color3f(0.1f, 0.9f, 0.9f));
541 else if (inHeightCode >= 5) mat.setDiffuseColor(new Color3f(1.0f, 1.0f, 1.0f));
548 * Create a ball at the given point
549 * @param inPosition scaled position of point
550 * @param inSphere sphere object
551 * @param inMaterial material object
552 * @return Group containing sphere
554 private static Group createBall(Point3d inPosition, Sphere inSphere, Material inMaterial)
556 Group group = new Group();
557 // Create ball and add to group
558 Transform3D ballShift = new Transform3D();
559 ballShift.setTranslation(new Vector3d(inPosition));
560 TransformGroup ballShiftTrans = new TransformGroup(ballShift);
561 inMaterial.setLightingEnable(true);
562 Appearance ballApp = new Appearance();
563 ballApp.setMaterial(inMaterial);
564 inSphere.setAppearance(ballApp);
565 ballShiftTrans.addChild(inSphere);
566 group.addChild(ballShiftTrans);
567 // Also create rod for ball to sit on
568 Cylinder rod = new Cylinder(0.1f, (float) inPosition.y);
569 Material rodMat = new Material(new Color3f(0.2f, 0.2f, 0.2f),
570 new Color3f(0.0f, 0.0f, 0.0f), new Color3f(0.2f, 0.2f, 0.2f),
571 new Color3f(0.05f, 0.05f, 0.05f), 0.4f);
572 rodMat.setLightingEnable(true);
573 Appearance rodApp = new Appearance();
574 rodApp.setMaterial(rodMat);
575 rod.setAppearance(rodApp);
576 Transform3D rodShift = new Transform3D();
577 rodShift.setTranslation(new Vector3d(inPosition.x, inPosition.y/2.0, inPosition.z));
578 TransformGroup rodShiftTrans = new TransformGroup(rodShift);
579 rodShiftTrans.addChild(rod);
580 group.addChild(rodShiftTrans);
586 * Create a java3d Shape for the terrain
587 * @param inModel threedModel
588 * @param inHelper terrain helper
589 * @param inBaseImage base image for shape, or null for no image
590 * @return Shape3D object
592 private static Shape3D createTerrain(ThreeDModel inModel, TerrainHelper inHelper, GroutedImage inBaseImage)
594 final int numNodes = inHelper.getGridSize();
595 final int RESULT_SIZE = numNodes * (numNodes * 2 - 2);
596 int[] stripData = inHelper.getStripLengths();
598 // Get the scaled terrainTrack coordinates (or just heights) from the model
599 final int nSquared = numNodes * numNodes;
600 Point3d[] rawPoints = new Point3d[nSquared];
601 for (int i=0; i<nSquared; i++)
603 double height = inModel.getScaledTerrainValue(i) * MODEL_SCALE_FACTOR;
604 rawPoints[i] = new Point3d(inModel.getScaledTerrainHorizValue(i) * MODEL_SCALE_FACTOR,
605 Math.max(height, 0.05), // make sure it's above the box
606 -inModel.getScaledTerrainVertValue(i) * MODEL_SCALE_FACTOR);
609 GeometryInfo gi = new GeometryInfo(GeometryInfo.TRIANGLE_STRIP_ARRAY);
610 gi.setCoordinates(inHelper.getTerrainCoordinates(rawPoints));
611 gi.setStripCounts(stripData);
613 Appearance tAppearance = new Appearance();
614 if (inBaseImage != null)
616 gi.setTextureCoordinateParams(1, 2); // one coord set of two dimensions
617 gi.setTextureCoordinates(0, inHelper.getTextureCoordinates());
618 Texture mapImage = new TextureLoader(inBaseImage.getImage()).getTexture();
619 tAppearance.setTexture(mapImage);
620 TextureAttributes texAttr = new TextureAttributes();
621 texAttr.setTextureMode(TextureAttributes.MODULATE);
622 tAppearance.setTextureAttributes(texAttr);
626 Color3f[] colours = new Color3f[RESULT_SIZE];
627 Color3f terrainColour = new Color3f(0.1f, 0.2f, 0.2f);
628 for (int i=0; i<RESULT_SIZE; i++) {colours[i] = terrainColour;}
629 gi.setColors(colours);
631 new NormalGenerator().generateNormals(gi);
632 Material terrnMat = new Material(new Color3f(0.4f, 0.4f, 0.4f), // ambient colour
633 new Color3f(0f, 0f, 0f), // emissive (none)
634 new Color3f(0.8f, 0.8f, 0.8f), // diffuse
635 new Color3f(0.2f, 0.2f, 0.2f), //specular
637 tAppearance.setMaterial(terrnMat);
638 return new Shape3D(gi.getGeometryArray(), tAppearance);
642 * Calculate the angles and call them back to the app
643 * @param inFunction function to call for export
645 private void callbackRender(Export3dFunction inFunction)
647 Transform3D trans3d = new Transform3D();
648 _orbit.getViewingPlatform().getViewPlatformTransform().getTransform(trans3d);
649 Matrix3d matrix = new Matrix3d();
651 Point3d point = new Point3d(0.0, 0.0, 1.0);
652 matrix.transform(point);
653 // Set up initial rotations
654 Transform3D firstTran = new Transform3D();
655 firstTran.rotY(Math.toRadians(-INITIAL_Y_ROTATION));
656 Transform3D secondTran = new Transform3D();
657 secondTran.rotX(Math.toRadians(-INITIAL_X_ROTATION));
658 // Apply inverse rotations in reverse order to the test point
659 Point3d result = new Point3d();
660 secondTran.transform(point, result);
661 firstTran.transform(result);
663 // Give the settings to the rendering function
664 inFunction.setCameraCoordinates(result.x, result.y, result.z);
665 inFunction.setAltitudeExaggeration(_altFactor);
666 inFunction.setTerrainDefinition(_terrainDefinition);
667 inFunction.setImageDefinition(_imageDefinition);