Exemplo n.º 1
0
  protected void makeWires() {
    Wire[] wires = createWireList();

    if (wires.length == 0) return;

    FloatBuffer nioWires =
        ByteBuffer.allocateDirect(wires.length * 2 * 3 * 4)
            .order(ByteOrder.nativeOrder())
            .asFloatBuffer();

    for (int i = 0; i < wires.length; i++) {
      nioWires.put(wires[i].getCoordinates(grid));
    }

    // Create edge shapes directly, don't make it appear in graph
    LineArray la =
        new NioLineArray(wires.length * 2, GeometryArray.COORDINATES | GeometryArray.COLOR_3);
    la.setCoordRefBuffer(new J3DBuffer(nioWires));
    int colSize = wires.length * 2 * 3;
    FloatBuffer nioWireColors =
        ByteBuffer.allocateDirect(colSize * 4).order(ByteOrder.nativeOrder()).asFloatBuffer();
    float[] colors = getColorForOrder(-2, 0);
    for (int i = 0; i < colSize; i += 3) nioWireColors.put(colors);
    la.setColorRefBuffer(new J3DBuffer(nioWireColors));
    la.setUserData(new int[] {-2, 0});
    Appearance a = new Appearance();
    // PolygonAttributes pa = new
    // PolygonAttributes(PolygonAttributes.POLYGON_LINE,
    // PolygonAttributes.CULL_NONE, 0);
    // pa.setPolygonOffset(2);
    // pa.setPolygonOffsetFactor(2);
    // a.setPolygonAttributes(pa);
    /*
     * LineAttributes lat = new LineAttributes(); lat.setLineWidth(2.0f);
     * a.setLineAttributes(lat);
     */
    Shape3D s3d = new Shape3D(la, a);
    PickTool.setCapabilities(s3d, PickTool.INTERSECT_FULL);
    s3d.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
    s3d.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
    s3d.setCapability(Node.ALLOW_PICKABLE_READ);
    s3d.setCapability(Node.ALLOW_PICKABLE_WRITE);
    s3d.setPickable(true); // by default, can be changed with actions
    s3d.setUserData(this); // this object will handle edges
    addChild(s3d);
    allEdgeShapes.add(s3d);
  }
Exemplo n.º 2
0
  /**
   * Simple algorithm to add or remove an edge from the selection Ideas: 1. Use one shape per quad
   * => easy, but can become very fast too big to fit in memory. => pb: flicker when adding /
   * removing because the scene is detached 2. Use only one shape, modify geometry TODO: pre-create
   * an empty shape to avoid initial flicker
   *
   * @param on
   * @param p
   * @param u
   * @param v
   * @param groupIdx2
   */
  protected void toggleSelectedEdge(boolean on, SelectionEdge se) {
    if (on) {
      // add the given edge to the list
      if (edgeSelection.contains(se)) return; // already in
      edgeSelection.add(se);
    } else {
      // remove the given edge from the list
      if (!edgeSelection.contains(se)) return; // not present
      edgeSelection.remove(se);
      if (edgeSelection.size() == 0) {
        LineArray la = (LineArray) edgeSelectionShape.getGeometry();
        la.setValidVertexCount(0);
        return;
      }
    }
    // Use in-memory arrays instead of NIO because edgeSelection should not
    // be too big
    // => faster
    LineArray la =
        new LineArray(
            edgeSelection.size() * 2,
            GeometryArray.COORDINATES | GeometryArray.COLOR_3 | GeometryArray.BY_REFERENCE);
    double[] coords = new double[edgeSelection.size() * 2 * 3];
    float[] colors = new float[edgeSelection.size() * 2 * 3];

    for (int i = 0; i < coords.length; i += 6) {
      SelectionEdge edge = edgeSelection.get(i / 6);
      edge.updateCoords(grid, coords, i);
      edge.updateColors(colors, i);
    }
    la.setCoordRefDouble(coords);
    la.setColorRefFloat(colors);
    la.setCapability(GeometryArray.ALLOW_COUNT_WRITE);
    // update edgeSelection Shape with the new edgeSelection list
    if (edgeSelectionShape == null) {
      Appearance a = new Appearance();
      // PolygonAttributes pa = new
      // PolygonAttributes(PolygonAttributes.POLYGON_LINE,
      // PolygonAttributes.CULL_NONE, 0);
      // pa.setPolygonOffset(1); // above edges
      // pa.setPolygonOffsetFactor(1);
      LineAttributes lat = new LineAttributes();
      lat.setLineWidth(2.0f);
      lat.setLineAntialiasingEnable(true);
      a.setLineAttributes(lat);
      // a.setPolygonAttributes(pa);
      edgeSelectionShape = new Shape3D(la, a);
      edgeSelectionShape.setUserData(this);
      edgeSelectionShape.setPickable(false);
      edgeSelectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_WRITE);
      edgeSelectionShape.setCapability(Shape3D.ALLOW_GEOMETRY_READ);

      BranchGroup bg = new BranchGroup();
      bg.addChild(edgeSelectionShape);
      addChild(bg);
    } else edgeSelectionShape.setGeometry(la);
  }
Exemplo n.º 3
0
  protected void makeGroups() {
    int totalQuads = 0;
    int totalInternalEdges = 0;
    int totalExternalEdges = 0;
    // loop over each group
    // loop over each group
    int[] groupID = provider.getDomainIDs();

    for (int g = 0; g < groupID.length; ++g) {
      LOGGER.finest("generating java3d tree for group number " + groupID[g]);
      // Set of EdgeLine objects. Overlapping edges on the same line are
      // merged together
      HashMap<EdgeLine, EdgeLine> externalEdges = new HashMap<EdgeLine, EdgeLine>();
      // Same trick for internal edges.
      HashMap<EdgeLine, EdgeLine> internalEdges = new HashMap<EdgeLine, EdgeLine>();
      FDDomain fdDomain = (FDDomain) provider.getDomain(groupID[g]);
      baseColor.put(new Integer(g), fdDomain.getColor());
      Plate[] plates = domainToPlates(fdDomain);

      if (plates.length == 0) continue;

      // Create plates for this group
      FloatBuffer nioCoords =
          ByteBuffer.allocateDirect(plates.length * 4 * 3 * 4)
              .order(ByteOrder.nativeOrder())
              .asFloatBuffer();
      FloatBuffer nioColors =
          ByteBuffer.allocateDirect(plates.length * 4 * 3 * 4)
              .order(ByteOrder.nativeOrder())
              .asFloatBuffer();
      float[] baseColor = getColorForOrder(g, 0);
      // System.out.println(baseColor[0]+" "+baseColor[1]+" "+baseColor[2]);
      for (int np = 0; np < plates.length; ++np) {
        Plate p = plates[np];
        // put coordinates
        nioCoords.put(p.getCoordinates(grid));
        // put colors for the 4 vertices
        nioColors.put(baseColor);
        nioColors.put(baseColor);
        nioColors.put(baseColor);
        nioColors.put(baseColor);
        // Merge external edges
        addEdge(externalEdges, getLine(p, 2, p.min1), p.min2, p.max2);
        addEdge(externalEdges, getLine(p, 2, p.max1), p.min2, p.max2);
        addEdge(externalEdges, getLine(p, 1, p.min2), p.min1, p.max1);
        addEdge(externalEdges, getLine(p, 1, p.max2), p.min1, p.max1);
        // Merge internal edges
        for (int i = p.min1 + 1; i < p.max1; ++i)
          addEdge(internalEdges, getLine(p, 2, i), p.min2, p.max2);
        for (int j = p.min2 + 1; j < p.max2; ++j)
          addEdge(internalEdges, getLine(p, 1, j), p.min1, p.max1);
      }
      // use by reference array of colors => fast to change!
      QuadArray qa =
          new NioQuadArray(plates.length * 4, GeometryArray.COORDINATES | GeometryArray.COLOR_3);
      qa.setCoordRefBuffer(new J3DBuffer(nioCoords));
      qa.setColorRefBuffer(new J3DBuffer(nioColors));
      qa.setCapability(GeometryArray.ALLOW_COLOR_WRITE);
      qa.setCapabilityIsFrequent(GeometryArray.ALLOW_COLOR_WRITE);
      Appearance a = new Appearance();
      PolygonAttributes pa =
          new PolygonAttributes(PolygonAttributes.POLYGON_FILL, PolygonAttributes.CULL_NONE, 0);
      pa.setPolygonOffset(1);
      pa.setPolygonOffsetFactor(1);
      a.setPolygonAttributes(pa);
      Shape3D s3d = new Shape3D(qa, a);
      PickTool.setCapabilities(s3d, PickTool.INTERSECT_FULL);
      s3d.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
      s3d.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
      s3d.setCapability(Node.ALLOW_PICKABLE_READ);
      s3d.setCapability(Node.ALLOW_PICKABLE_WRITE);
      s3d.setPickable(true);
      s3d.setUserData(new BehindShape(s3d, plates, g));

      this.addChild(s3d);

      // Create edge shapes directly, don't make them appear in graph
      int nInternalEdges = 0;
      for (Iterator<EdgeLine> it = internalEdges.keySet().iterator(); it.hasNext(); ) {
        EdgeLine el = it.next();
        nInternalEdges += el.getNumberOfEdges();
      }
      if (nInternalEdges > 0) {
        DoubleBuffer nioInternalEdges =
            ByteBuffer.allocateDirect(nInternalEdges * 2 * 3 * 8)
                .order(ByteOrder.nativeOrder())
                .asDoubleBuffer();
        // create edge coords
        for (Iterator<EdgeLine> it = internalEdges.keySet().iterator(); it.hasNext(); ) {
          EdgeLine el = it.next();
          nioInternalEdges.put(el.getCoords(grid));
        }
        LineArray la =
            new NioLineArray(nInternalEdges * 2, GeometryArray.COORDINATES | GeometryArray.COLOR_3);
        la.setCoordRefBuffer(new J3DBuffer(nioInternalEdges));
        int colSize = nInternalEdges * 2 * 3;
        FloatBuffer nioInternalColors =
            ByteBuffer.allocateDirect(colSize * 4).order(ByteOrder.nativeOrder()).asFloatBuffer();
        float[] colors = getColorForOrder(g, 2);
        for (int i = 0; i < colSize; i += 3) nioInternalColors.put(colors);
        la.setColorRefBuffer(new J3DBuffer(nioInternalColors));
        la.setUserData(new int[] {g, 2});
        a = new Appearance();
        // pa = new PolygonAttributes(PolygonAttributes.POLYGON_LINE,
        // PolygonAttributes.CULL_NONE, 0);
        // pa.setPolygonOffset(4);
        // pa.setPolygonOffsetFactor(4);
        // a.setPolygonAttributes(pa);
        // LineAttributes lat = new LineAttributes();
        // lat.setLineAntialiasingEnable(true);
        // a.setLineAttributes(lat);
        // RenderingAttributes ra = new RenderingAttributes();
        // ra.setAlphaTestFunction(RenderingAttributes.GREATER);
        // ra.setAlphaTestValue(0.5f);
        // a.setRenderingAttributes(ra);
        s3d = new Shape3D(la, a);
        PickTool.setCapabilities(s3d, PickTool.INTERSECT_FULL);
        s3d.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
        s3d.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
        s3d.setCapability(Node.ALLOW_PICKABLE_READ);
        s3d.setCapability(Node.ALLOW_PICKABLE_WRITE);
        s3d.setPickable(false); // by default, see actions
        s3d.setUserData(this); // this object will handle edges
        this.addChild(s3d);
        allEdgeShapes.add(s3d);
      }
      // Now, create external edge
      int nExternalEdges = 0;
      for (Iterator<EdgeLine> it = externalEdges.keySet().iterator(); it.hasNext(); ) {
        EdgeLine el = it.next();
        nExternalEdges += el.getNumberOfEdges();
      }
      if (nExternalEdges > 0) {
        DoubleBuffer nioExternalEdges =
            ByteBuffer.allocateDirect(nExternalEdges * 2 * 3 * 8)
                .order(ByteOrder.nativeOrder())
                .asDoubleBuffer();
        // create edge coords
        for (Iterator<EdgeLine> it = externalEdges.keySet().iterator(); it.hasNext(); ) {
          EdgeLine el = it.next();
          nioExternalEdges.put(el.getCoords(grid));
        }
        LineArray la =
            new NioLineArray(nExternalEdges * 2, GeometryArray.COORDINATES | GeometryArray.COLOR_3);
        la.setCoordRefBuffer(new J3DBuffer(nioExternalEdges));
        int colSize = nExternalEdges * 2 * 3;
        FloatBuffer nioExternalColors =
            ByteBuffer.allocateDirect(colSize * 4).order(ByteOrder.nativeOrder()).asFloatBuffer();
        float[] colors = getColorForOrder(g, 4);
        for (int i = 0; i < colSize; i += 3) nioExternalColors.put(colors);
        la.setColorRefBuffer(new J3DBuffer(nioExternalColors));
        la.setUserData(new int[] {g, 4});
        a = new Appearance();
        // pa = new PolygonAttributes(PolygonAttributes.POLYGON_LINE,
        // PolygonAttributes.CULL_NONE, 0);
        // pa.setPolygonOffset(3);
        // pa.setPolygonOffsetFactor(3);
        // a.setPolygonAttributes(pa);
        s3d = new Shape3D(la, a);
        PickTool.setCapabilities(s3d, PickTool.INTERSECT_FULL);
        s3d.setCapability(Shape3D.ALLOW_APPEARANCE_READ);
        s3d.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
        s3d.setCapability(Node.ALLOW_PICKABLE_READ);
        s3d.setCapability(Node.ALLOW_PICKABLE_WRITE);
        s3d.setPickable(false); // by default, see actions
        s3d.setUserData(this); // this object will handle edges
        this.addChild(s3d);
        allEdgeShapes.add(s3d);
      }
      totalQuads += plates.length;
      totalInternalEdges += nInternalEdges;
      totalExternalEdges += nExternalEdges;
    }
    System.out.println("Total quads: " + totalQuads);
    System.out.println("Total Internal Plate edges: " + totalInternalEdges);
    System.out.println("Total External Plate edges: " + totalExternalEdges);
  }
Exemplo n.º 4
0
  public void addLinesAroundRegion(TransformGroup tg) {
    Color3f x = new Color3f(Color.green.brighter().brighter());
    Color3f y = new Color3f(Color.yellow.brighter().brighter());
    Color3f z = new Color3f(Color.red.brighter().brighter());

    LineArray wireframe = new LineArray(12 * 2, GeometryArray.COORDINATES | GeometryArray.COLOR_3);

    wireframe.setCapability(LineArray.ALLOW_COLOR_WRITE);
    wireframe.setCapability(LineArray.ALLOW_COORDINATE_READ);
    wireframe.setCapability(LineArray.ALLOW_COUNT_READ);
    ArrayList<Point3f> vx = getVertices();

    // Add lines parallel to x
    wireframe.setCoordinate(0, vx.get(0));
    wireframe.setCoordinate(1, vx.get(2));
    wireframe.setCoordinate(2, vx.get(1));
    wireframe.setCoordinate(3, vx.get(3));

    wireframe.setCoordinate(4, vx.get(4));
    wireframe.setCoordinate(5, vx.get(6));
    wireframe.setCoordinate(6, vx.get(5));
    wireframe.setCoordinate(7, vx.get(7));

    for (int i = 0; i < 8; i++) wireframe.setColor(i, x);

    // Add lines parallel to y
    wireframe.setCoordinate(8, vx.get(0));
    wireframe.setCoordinate(9, vx.get(4));
    wireframe.setCoordinate(10, vx.get(1));
    wireframe.setCoordinate(11, vx.get(5));

    wireframe.setCoordinate(12, vx.get(2));
    wireframe.setCoordinate(13, vx.get(6));
    wireframe.setCoordinate(14, vx.get(3));
    wireframe.setCoordinate(15, vx.get(7));

    for (int i = 8; i < 16; i++) wireframe.setColor(i, y);

    // Add lines parallel to z
    wireframe.setCoordinate(16, vx.get(0));
    wireframe.setCoordinate(17, vx.get(1));
    wireframe.setCoordinate(18, vx.get(2));
    wireframe.setCoordinate(19, vx.get(3));
    wireframe.setCoordinate(20, vx.get(4));
    wireframe.setCoordinate(21, vx.get(5));
    wireframe.setCoordinate(22, vx.get(6));
    wireframe.setCoordinate(23, vx.get(7));

    for (int i = 16; i < 24; i++) wireframe.setColor(i, z);

    Shape3D shape = new Shape3D(wireframe);
    tg.addChild(shape);
  }