Examples with BranchGroup javax.media.j3d.BranchGroup used on opensource projects

Example 1 with BranchGroup

use of javax.media.j3d.BranchGroup in project ffx by mjschnie.

the class MolecularAssembly method recurseVRML.

private void recurseVRML(Node node) {
    if (node instanceof Shape3D) {
        Shape3D s3d = (Shape3D) node;
        PickTool.setCapabilities(s3d, PickTool.INTERSECT_COORD);
        return;
    } else if (node instanceof SharedGroup) {
        SharedGroup sg = (SharedGroup) node;
        for (Enumeration<Node> e = sg.getAllChildren(); e.hasMoreElements(); ) {
            recurseVRML(e.nextElement());
        }
        return;
    } else if (node instanceof BranchGroup) {
        BranchGroup bg = (BranchGroup) node;
        for (Enumeration<Node> e = bg.getAllChildren(); e.hasMoreElements(); ) {
            recurseVRML(e.nextElement());
        }
        return;
    } else if (node instanceof TransformGroup) {
        TransformGroup vrmlTG1 = (TransformGroup) node;
        for (Enumeration<Node> e = vrmlTG1.getAllChildren(); e.hasMoreElements(); ) {
            node = e.nextElement();
            recurseVRML(node);
        }
        return;
    } else if (node instanceof Link) {
        Link link = (Link) node;
        recurseVRML(link.getSharedGroup());
        return;
    } else if (node instanceof Group) {
        Group group = (Group) node;
        for (Enumeration<Node> e = group.getAllChildren(); e.hasMoreElements(); ) {
            Node n = e.nextElement();
            recurseVRML(n);
        }
    }
}

Example 2 with BranchGroup

use of javax.media.j3d.BranchGroup in project ffx by mjschnie.

the class Renderer method processStimulus.

/**
 * {@inheritDoc}
 *
 * This method is called by the Java3D Behavior thread after the following
 * sequence of events: 1.) A graphics operation is loaded using the "arm"
 * method. 2.) The PostID call is processed by the Java3D Behavior Thread.
 */
@Override
public void processStimulus(Enumeration parm1) {
    // Do not perform two operations before the frame has be refreshed.
    if (getView().getFrameNumber() == frameNumber) {
        System.out.print(".");
        wakeupOn(postid);
        postId(1);
        return;
    }
    // Check that the requested View and Color Models are known.
    String viewString = null;
    String colorString = null;
    if (viewModel != null) {
        try {
            viewString = viewModel.toString();
        } catch (Exception e) {
            statusBar.setText("Unknown ViewModel: " + viewModel);
            return;
        }
    }
    if (colorModel != null) {
        try {
            colorString = colorModel.toString();
        } catch (Exception e) {
            statusBar.setText("Unknown ColorModel: " + colorModel);
            return;
        }
    }
    if (timer) {
        startTimer();
        if (viewString != null) {
            logger.info("Applying ViewModel Change: " + viewString);
        }
        if (colorString != null) {
            System.out.println("Applying ColorModel Change: " + colorString);
        }
    }
    // Perform the requested rendering operation
    ArrayList<ArrayList<BranchGroup>> newChildren = new ArrayList<ArrayList<BranchGroup>>();
    for (MSNode nodeToUpdate : nodesToUpdate) {
        if (nodeToUpdate == null) {
            continue;
        }
        if (doTransform) {
            nodeToUpdate.update();
        }
        if (doColor) {
            nodeToUpdate.setColor(colorModel, null, null);
            if (statusBar != null) {
                statusBar.setText("  Color by \"" + colorString + "\" applied to " + nodeToUpdate.toString());
            }
        }
        if (doView) {
            ArrayList<BranchGroup> newShapes = new ArrayList<BranchGroup>();
            newChildren.add(newShapes);
            nodeToUpdate.setView(viewModel, newShapes);
            if (statusBar != null) {
                statusBar.setText("  Style \"" + viewString + "\" applied to " + nodeToUpdate.toString());
            }
        }
    }
    // Wait for the parallel nodes to finish
    try {
        if (ROLSP.GO_PARALLEL && ROLSP.parallelNotDone > 0) {
            logger.info("Renderer waiting for " + ROLSP.parallelNotDone + " processes...");
        }
        while (ROLSP.GO_PARALLEL && ROLSP.parallelNotDone > 0) {
            synchronized (this) {
                wait(10);
            }
        }
    } catch (Exception e) {
        System.out.println("Exception Waiting for Parallel MultiScale Methods to Finish");
    } finally {
        // the MolecularAssembly.
        for (int i = 0; i < nodesToUpdate.size(); i++) {
            if (newChildren.isEmpty()) {
                break;
            }
            MSNode nodeToUpdate = nodesToUpdate.get(i);
            if (nodeToUpdate == null) {
                continue;
            }
            if (nodeToUpdate instanceof MolecularAssembly) {
                MolecularAssembly ma = (MolecularAssembly) nodeToUpdate;
                ma.sceneGraphChange(null);
            } else if (nodeToUpdate instanceof ROLSP) {
                MolecularAssembly ma = (MolecularAssembly) nodeToUpdate.getChildAt(0);
                ma.sceneGraphChange(null);
            } else if (nodeToUpdate instanceof MSRoot) {
                for (Enumeration e = nodeToUpdate.children(); e.hasMoreElements(); ) {
                    MSNode updatedNode = (MSNode) e.nextElement();
                    if (updatedNode instanceof ROLSP) {
                        MolecularAssembly ma = (MolecularAssembly) updatedNode.getChildAt(0);
                        ma.sceneGraphChange(null);
                    } else {
                        MolecularAssembly ma = (MolecularAssembly) updatedNode;
                        ma.sceneGraphChange(null);
                    }
                }
            } else {
                ArrayList<BranchGroup> newShapes = newChildren.get(i);
                if (!newShapes.isEmpty()) {
                    MolecularAssembly ma = (MolecularAssembly) nodeToUpdate.getMSNode(MolecularAssembly.class);
                    ma.sceneGraphChange(newShapes);
                }
            }
        }
    }
    if (timer) {
        stopTimer();
    }
    nodesToUpdate = null;
    wakeupOn(postid);
    if (nodesCache != null) {
        nodesToUpdate = nodesCache;
        doTransform = doTransformCache;
        doView = doViewCache;
        viewModel = viewModelCache;
        doColor = doColorCache;
        colorModel = colorModelCache;
        nodesCache = null;
        postId(1);
    }
}

Example 3 with BranchGroup

use of javax.media.j3d.BranchGroup in project ffx by mjschnie.

the class RendererCache method doubleCylinderFactory.

/**
 * <p>
 * doubleCylinderFactory</p>
 *
 * @param a1 a {@link ffx.potential.bonded.Atom} object.
 * @param a2 a {@link ffx.potential.bonded.Atom} object.
 * @param div a int.
 * @return a {@link javax.media.j3d.BranchGroup} object.
 */
public static final BranchGroup doubleCylinderFactory(Atom a1, Atom a2, int div) {
    BranchGroup branchGroup;
    if (doubleCylinderPool.size() > 0) {
        branchGroup = doubleCylinderPool.remove(0);
        if (branchGroup != null) {
            TransformGroup cy1tg = (TransformGroup) branchGroup.getChild(0);
            Shape3D cy1 = (Shape3D) cy1tg.getChild(0);
            cy1.setAppearance(a1.getAtomAppearance());
            cy1.setUserData(a1);
            TransformGroup cy2tg = (TransformGroup) branchGroup.getChild(1);
            Shape3D cy2 = (Shape3D) cy2tg.getChild(0);
            cy2.setUserData(a2);
            cy2.setAppearance(a2.getAtomAppearance());
            return branchGroup;
        }
    }
    branchGroup = new BranchGroup();
    branchGroup.setCapability(BranchGroup.ALLOW_DETACH);
    branchGroup.setCapability(BranchGroup.ALLOW_CHILDREN_READ);
    branchGroup.setCapability(BranchGroup.ENABLE_PICK_REPORTING);
    TransformGroup cy1tg = createTransformGroup(null);
    Shape3D cy1 = createCylinder(a1.getAtomAppearance(), div);
    cy1.setUserData(a1);
    cy1tg.addChild(cy1);
    branchGroup.addChild(cy1tg);
    TransformGroup cy2tg = createTransformGroup(null);
    Shape3D cy2 = createCylinder(a2.getAtomAppearance(), div);
    cy2.setUserData(a2);
    cy2tg.addChild(cy2);
    branchGroup.addChild(cy2tg);
    branchGroup.compile();
    return branchGroup;
}

Example 4 with BranchGroup

use of javax.media.j3d.BranchGroup in project ffx by mjschnie.

the class MolecularAssembly method loadVRML.

/**
 * <p>
 * loadVRML</p>
 *
 * @return a {@link javax.media.j3d.BranchGroup} object.
 */
public BranchGroup loadVRML() {
    try {
        VrmlLoader loader = new VrmlLoader();
        VrmlScene scene = null;
        if (vrmlFile != null && vrmlFile.exists()) {
            scene = (VrmlScene) loader.load(vrmlFile.getAbsolutePath());
        } else if (vrmlURL != null) {
            scene = (VrmlScene) loader.load(vrmlURL);
        } else {
            return null;
        }
        BranchGroup bg = scene.getSceneGroup();
        recurseVRML(bg);
        bg.setCapability(BranchGroup.ALLOW_DETACH);
        bg.setCapability(BranchGroup.ALLOW_BOUNDS_READ);
        bg.compile();
        return bg;
    } catch (Exception e) {
        String message = "Fatal exception loading VRML.\n";
        logger.log(Level.SEVERE, message, e);
        System.exit(-1);
        return null;
    }
}

Example 5 with BranchGroup

use of javax.media.j3d.BranchGroup in project ffx by mjschnie.

the class MolecularAssembly method sceneGraphChange.

/**
 * <p>
 * sceneGraphChange</p>
 *
 * @param newShapes a {@link java.util.List} object.
 */
public void sceneGraphChange(List<BranchGroup> newShapes) {
    if (newShapes == null) {
        newShapes = myNewShapes;
    }
    if (newShapes.isEmpty()) {
        return;
    }
    boolean reCompile = false;
    // MolecularAssembly
    for (ListIterator<BranchGroup> li = newShapes.listIterator(); li.hasNext(); ) {
        BranchGroup group = li.next();
        li.remove();
        // This is code for cycling between two MolecularAssemblies
        if (group.getUserData() != null) {
            logger.info(format("%s %s", group.toString(), group.getUserData().toString()));
        /*
                 * Object userData = group.getUserData(); if (userData!=this) {
                 * // The appearance has already been set during a recursive
                 * call to setView, // although we need to turn back on
                 * Pickablility. TransformGroup tg = (TransformGroup)
                 * group.getChild(0); Shape3D shape = (Shape3D) tg.getChild(0);
                 * shape.setPickable(true); group.setUserData(this); if
                 * (!reCompile) { if (childNodes.isLive()) {
                 * childNodes.detach(); } reCompile = true; }
                 * childNodes.moveTo(group);
                 */
        } else {
            // This is a new group since it has no userData.
            // We can not query for the identity of its parent later, so
            // we will store it as a userData reference.
            group.setUserData(this);
            if (!reCompile) {
                if (childNodes.isLive()) {
                    childNodes.detach();
                }
                reCompile = true;
            }
            childNodes.addChild(group);
        }
    }
    if (reCompile) {
        childNodes.compile();
        base.addChild(childNodes);
    }
}