X-Git-Url: https://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fthreedee%2FJava3DWindow.java;h=f5b324390139f6f4af96271e19ce702a87ee52af;hb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465;hp=cfac9afabf1798d87e33f199371ed98ba62fb743;hpb=7f5ed2be62905bd37717376dc22d09e5ea7edb4d;p=GpsPrune.git diff --git a/tim/prune/threedee/Java3DWindow.java b/tim/prune/threedee/Java3DWindow.java index cfac9af..f5b3243 100644 --- a/tim/prune/threedee/Java3DWindow.java +++ b/tim/prune/threedee/Java3DWindow.java @@ -1,7 +1,7 @@ package tim.prune.threedee; -import java.awt.FlowLayout; import java.awt.BorderLayout; +import java.awt.FlowLayout; import java.awt.Font; import java.awt.GraphicsConfiguration; import java.awt.GraphicsEnvironment; @@ -13,17 +13,23 @@ import java.awt.geom.GeneralPath; import javax.media.j3d.AmbientLight; import javax.media.j3d.Appearance; +import javax.media.j3d.Billboard; import javax.media.j3d.BoundingSphere; import javax.media.j3d.BranchGroup; import javax.media.j3d.Canvas3D; +import javax.media.j3d.DirectionalLight; import javax.media.j3d.Font3D; import javax.media.j3d.FontExtrusion; +import javax.media.j3d.GeometryArray; import javax.media.j3d.GraphicsConfigTemplate3D; import javax.media.j3d.Group; import javax.media.j3d.Material; import javax.media.j3d.PointLight; +import javax.media.j3d.QuadArray; import javax.media.j3d.Shape3D; import javax.media.j3d.Text3D; +import javax.media.j3d.Texture; +import javax.media.j3d.TextureAttributes; import javax.media.j3d.Transform3D; import javax.media.j3d.TransformGroup; import javax.swing.JButton; @@ -34,19 +40,29 @@ import javax.vecmath.Color3f; import javax.vecmath.Matrix3d; import javax.vecmath.Point3d; import javax.vecmath.Point3f; +import javax.vecmath.TexCoord2f; import javax.vecmath.Vector3d; +import javax.vecmath.Vector3f; + +import tim.prune.DataStatus; +import tim.prune.FunctionLibrary; +import tim.prune.I18nManager; +import tim.prune.data.Track; +import tim.prune.function.Export3dFunction; +import tim.prune.function.srtm.LookupSrtmFunction; +import tim.prune.gui.map.MapSourceLibrary; +import tim.prune.save.GroutedImage; +import tim.prune.save.MapGrouter; import com.sun.j3d.utils.behaviors.vp.OrbitBehavior; import com.sun.j3d.utils.geometry.Box; import com.sun.j3d.utils.geometry.Cylinder; +import com.sun.j3d.utils.geometry.GeometryInfo; +import com.sun.j3d.utils.geometry.NormalGenerator; import com.sun.j3d.utils.geometry.Sphere; +import com.sun.j3d.utils.image.TextureLoader; import com.sun.j3d.utils.universe.SimpleUniverse; -import tim.prune.FunctionLibrary; -import tim.prune.I18nManager; -import tim.prune.data.Track; -import tim.prune.function.Export3dFunction; - /** * Class to hold main window for java3d view of data @@ -58,7 +74,11 @@ public class Java3DWindow implements ThreeDWindow private JFrame _frame = null; private ThreeDModel _model = null; private OrbitBehavior _orbit = null; - private double _altFactor = 5.0; + private double _altFactor = -1.0; + private ImageDefinition _imageDefinition = null; + private GroutedImage _baseImage = null; + private TerrainDefinition _terrainDefinition = null; + private DataStatus _dataStatus = null; /** only prompt about big track size once */ private static boolean TRACK_SIZE_WARNING_GIVEN = false; @@ -90,23 +110,52 @@ public class Java3DWindow implements ThreeDWindow _track = inTrack; } + /** + * @param inFactor altitude factor to use + */ + public void setAltitudeFactor(double inFactor) + { + _altFactor = inFactor; + } + + /** + * Set the parameters for the base image and do the grouting already + * (setTrack should already be called by now) + */ + public void setBaseImageParameters(ImageDefinition inDefinition) + { + _imageDefinition = inDefinition; + if (inDefinition != null && inDefinition.getUseImage()) + { + _baseImage = new MapGrouter().createMapImage(_track, MapSourceLibrary.getSource(inDefinition.getSourceIndex()), + inDefinition.getZoom()); + } + else _baseImage = null; + } + + /** + * Set the terrain parameters + */ + public void setTerrainParameters(TerrainDefinition inDefinition) + { + _terrainDefinition = inDefinition; + } + + /** + * Set the current data status + */ + public void setDataStatus(DataStatus inStatus) + { + _dataStatus = inStatus; + } /** * Show the window */ public void show() throws ThreeDException { - // Get the altitude exaggeration to use - Object factorString = JOptionPane.showInputDialog(_parentFrame, - I18nManager.getText("dialog.3d.altitudefactor"), - I18nManager.getText("dialog.3d.title"), - JOptionPane.QUESTION_MESSAGE, null, null, _altFactor); - if (factorString == null) return; - try { - _altFactor = Double.parseDouble(factorString.toString()); - } - catch (Exception e) {} // Ignore parse errors - if (_altFactor < 1.0) {_altFactor = 1.0;} + // Make sure altitude exaggeration is positive + if (_altFactor < 0.0) {_altFactor = 1.0;} // Set up the graphics config GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration(); @@ -181,17 +230,6 @@ public class Java3DWindow implements ThreeDWindow } }}); panel.add(povButton); - // Add button for exporting svg - JButton svgButton = new JButton(I18nManager.getText("function.exportsvg")); - svgButton.addActionListener(new ActionListener() { - public void actionPerformed(ActionEvent e) - { - if (_orbit != null) { - callbackRender(FunctionLibrary.FUNCTION_SVGEXPORT); - } - }}); - panel.add(svgButton); - // Close button JButton closeButton = new JButton(I18nManager.getText("button.close")); closeButton.addActionListener(new ActionListener() @@ -270,53 +308,129 @@ public class Java3DWindow implements ThreeDWindow plane = new Box(10f, 0.04f, 10f, planeAppearance); objTrans.addChild(plane); + // Image on top of base plane, if specified + final boolean showTerrain = _terrainDefinition != null && _terrainDefinition.getUseTerrain(); + if (_baseImage != null && !showTerrain) + { + QuadArray baseSquare = new QuadArray (4, QuadArray.COORDINATES | GeometryArray.TEXTURE_COORDINATE_2); + baseSquare.setCoordinate(0, new Point3f(-10f, 0.05f, -10f)); + baseSquare.setCoordinate(1, new Point3f(-10f, 0.05f, 10f)); + baseSquare.setCoordinate(2, new Point3f( 10f, 0.05f, 10f)); + baseSquare.setCoordinate(3, new Point3f( 10f, 0.05f, -10f)); + // and set anchor points for the texture + baseSquare.setTextureCoordinate(0, 0, new TexCoord2f(0.0f, 1.0f)); + baseSquare.setTextureCoordinate(0, 1, new TexCoord2f(0.0f, 0.0f)); + baseSquare.setTextureCoordinate(0, 2, new TexCoord2f(1.0f, 0.0f)); + baseSquare.setTextureCoordinate(0, 3, new TexCoord2f(1.0f, 1.0f)); + // Set appearance including image + Appearance baseAppearance = new Appearance(); + Texture mapImage = new TextureLoader(_baseImage.getImage(), _frame).getTexture(); + baseAppearance.setTexture(mapImage); + objTrans.addChild(new Shape3D(baseSquare, baseAppearance)); + } + + // Create model containing track information + _model = new ThreeDModel(_track); + _model.setAltitudeFactor(_altFactor); + + if (showTerrain) + { + TerrainHelper terrainHelper = new TerrainHelper(_terrainDefinition.getGridSize()); + // See if there's a previously saved terrain track we can reuse + Track terrainTrack = TerrainCache.getTerrainTrack(_dataStatus, _terrainDefinition); + if (terrainTrack == null) + { + // Construct the terrain track according to these extents and the grid size + terrainTrack = terrainHelper.createGridTrack(_track); + // Get the altitudes from SRTM for all the points in the track + LookupSrtmFunction srtmLookup = (LookupSrtmFunction) FunctionLibrary.FUNCTION_LOOKUP_SRTM; + srtmLookup.begin(terrainTrack); + while (srtmLookup.isRunning()) + { + try { + Thread.sleep(750); // just polling in a wait loop isn't ideal but simple + } + catch (InterruptedException e) {} + } + + // Fix the voids + terrainHelper.fixVoids(terrainTrack); + + // Store this back in the cache, maybe we'll need it again + TerrainCache.storeTerrainTrack(terrainTrack, _dataStatus, _terrainDefinition); + } + // else System.out.println("Yay - reusing the cached track!"); + + // Give the terrain definition to the _model as well + _model.setTerrain(terrainTrack); + _model.scale(); + + objTrans.addChild(createTerrain(_model, terrainHelper, _baseImage)); + } + else + { + // No terrain, so just scale the model as it is + _model.scale(); + } + // N, S, E, W GeneralPath bevelPath = new GeneralPath(); bevelPath.moveTo(0.0f, 0.0f); - for (int i=0; i<91; i+= 5) { + for (int i=0; i<91; i+= 5) + { bevelPath.lineTo((float) (0.1 - 0.1 * Math.cos(Math.toRadians(i))), (float) (0.1 * Math.sin(Math.toRadians(i)))); } - for (int i=90; i>0; i-=5) { + for (int i=90; i>0; i-=5) + { bevelPath.lineTo((float) (0.3 + 0.1 * Math.cos(Math.toRadians(i))), (float) (0.1 * Math.sin(Math.toRadians(i)))); } Font3D compassFont = new Font3D( new Font(CARDINALS_FONT, Font.PLAIN, 1), new FontExtrusion(bevelPath)); - objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.n"), new Point3f(0f, 0f, -10f), compassFont)); - objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.s"), new Point3f(0f, 0f, 10f), compassFont)); - objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.w"), new Point3f(-11f, 0f, 0f), compassFont)); - objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.e"), new Point3f(10f, 0f, 0f), compassFont)); - - // create and scale model - _model = new ThreeDModel(_track); - _model.setAltitudeFactor(_altFactor); - _model.scale(); + objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.n"), new Point3f(0f, 0f, -11.5f), compassFont)); + objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.s"), new Point3f(0f, 0f, 11.5f), compassFont)); + objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.w"), new Point3f(-11.5f, 0f, 0f), compassFont)); + objTrans.addChild(createCompassPoint(I18nManager.getText("cardinal.e"), new Point3f(11.5f, 0f, 0f), compassFont)); // Add points to model objTrans.addChild(createDataPoints(_model)); - // Create lights - BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0); + // Create lights - always add ambient light + BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); AmbientLight aLgt = new AmbientLight(new Color3f(1.0f, 1.0f, 1.0f)); aLgt.setInfluencingBounds(bounds); objTrans.addChild(aLgt); - PointLight pLgt = new PointLight(new Color3f(1.0f, 1.0f, 1.0f), - new Point3f(0f, 0f, 2f), new Point3f(0.25f, 0.05f, 0.0f) ); - pLgt.setInfluencingBounds(bounds); - objTrans.addChild(pLgt); - - PointLight pl2 = new PointLight(new Color3f(0.8f, 0.9f, 0.4f), - new Point3f(6f, 1f, 6f), new Point3f(0.2f, 0.1f, 0.05f) ); - pl2.setInfluencingBounds(bounds); - objTrans.addChild(pl2); - - PointLight pl3 = new PointLight(new Color3f(0.7f, 0.7f, 0.7f), - new Point3f(0.0f, 12f, -2f), new Point3f(0.1f, 0.1f, 0.0f) ); - pl3.setInfluencingBounds(bounds); - objTrans.addChild(pl3); + // Additional lights depend on whether there's a terrain or not + if (showTerrain) + { + // If there's a terrain, just have directional light from northwest + DirectionalLight dl = new DirectionalLight(true, + new Color3f(1.0f, 1.0f, 1.0f), + new Vector3f(1.0f, -1.0f, 1.0f)); + dl.setInfluencingBounds(bounds); + objTrans.addChild(dl); + } + else + { + // There is no terrain, so use point lights as before + PointLight pLgt = new PointLight(new Color3f(1.0f, 1.0f, 1.0f), + new Point3f(0f, 0f, 2f), new Point3f(0.25f, 0.05f, 0.0f) ); + pLgt.setInfluencingBounds(bounds); + objTrans.addChild(pLgt); + + PointLight pl2 = new PointLight(new Color3f(0.8f, 0.9f, 0.4f), + new Point3f(6f, 1f, 6f), new Point3f(0.2f, 0.1f, 0.05f) ); + pl2.setInfluencingBounds(bounds); + objTrans.addChild(pl2); + + PointLight pl3 = new PointLight(new Color3f(0.7f, 0.7f, 0.7f), + new Point3f(0.0f, 12f, -2f), new Point3f(0.1f, 0.1f, 0.0f) ); + pl3.setInfluencingBounds(bounds); + objTrans.addChild(pl3); + } // Have Java 3D perform optimizations on this scene graph. objRoot.compile(); @@ -327,12 +441,12 @@ public class Java3DWindow implements ThreeDWindow /** * Create a text object for compass point, N S E or W - * @param text text to display - * @param locn position at which to display - * @param font 3d font to use - * @return Shape3D object + * @param inText text to display + * @param inLocn position at which to display + * @param inFont 3d font to use + * @return compound object */ - private Shape3D createCompassPoint(String inText, Point3f inLocn, Font3D inFont) + private TransformGroup createCompassPoint(String inText, Point3f inLocn, Font3D inFont) { Text3D txt = new Text3D(inFont, inText, inLocn, Text3D.ALIGN_FIRST, Text3D.PATH_RIGHT); Material mat = new Material(new Color3f(0.5f, 0.5f, 0.55f), @@ -342,7 +456,16 @@ public class Java3DWindow implements ThreeDWindow Appearance app = new Appearance(); app.setMaterial(mat); Shape3D shape = new Shape3D(txt, app); - return shape; + + // Make transform group with billboard behaviour + TransformGroup subGroup = new TransformGroup(); + subGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); + subGroup.addChild(shape); + Billboard billboard = new Billboard(subGroup, Billboard.ROTATE_ABOUT_POINT, inLocn); + BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0); + billboard.setSchedulingBounds(bounds); + subGroup.addChild(billboard); + return subGroup; } @@ -407,7 +530,9 @@ public class Java3DWindow implements ThreeDWindow } - /** @return track point object */ + /** + * @return track point object + */ private static Group createTrackpoint(Point3d inPointPos, byte inHeightCode) { Material mat = getTrackpointMaterial(inHeightCode); @@ -417,7 +542,9 @@ public class Java3DWindow implements ThreeDWindow } - /** @return Material object for track points with the appropriate colour for the height */ + /** + * @return Material object for track points with the appropriate colour for the height + */ private static Material getTrackpointMaterial(byte inHeightCode) { // create default material @@ -473,10 +600,65 @@ public class Java3DWindow implements ThreeDWindow return group; } + /** + * Create a java3d Shape for the terrain + * @param inModel threedModel + * @param inHelper terrain helper + * @param inBaseImage base image for shape, or null for no image + * @return Shape3D object + */ + private static Shape3D createTerrain(ThreeDModel inModel, TerrainHelper inHelper, GroutedImage inBaseImage) + { + final int numNodes = inHelper.getGridSize(); + final int RESULT_SIZE = numNodes * (numNodes * 2 - 2); + int[] stripData = inHelper.getStripLengths(); + + // Get the scaled terrainTrack coordinates (or just heights) from the model + final int nSquared = numNodes * numNodes; + Point3d[] rawPoints = new Point3d[nSquared]; + for (int i=0; i