Package com.jme3.scene.plugins.blender.file

Examples of com.jme3.scene.plugins.blender.file.BlenderInputStream

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    /**
     * Handles loading a single node from file.
     * @param obj the path to the object.
     **/
    public Node loadNode(String obj){
  Node node = new Node();
  try{
            Spatial spatial = assetManager.loadModel(obj);
            //Material mat = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md");
            //spatial.setMaterial(mat);
            node.attachChild(spatial);

      node.setModelBound(new BoundingSphere());
      node.updateModelBound();
  } catch (Exception e) {
            e.printStackTrace();
      //logger.logp(Level.SEVERE, this.getClass().toString(),"loadNode()", "Exception", e);
      node = null;
  }
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    setPointLight(true);
   
    guiNode.detachChildNamed("Statistics View");

    camNode = new Node("Cam Node");

    flyCam.setEnabled(false);
    ChaseCamera chaseCam = new ChaseCamera(cam, camNode, inputManager);
    chaseCam.setSmoothMotion(true);
    chaseCam.setMaxDistance(100000);
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        if (path.startsWith(File.separator)) {
          relPath = path.substring(1);
        } else {
          relPath = path;
        }
        Node model = (Node) assetManager.loadModel(relPath);
        if (model == null) {
          assetLogger.modelFinished();
          logger.log(Level.SEVERE, "Couldn't load model "+path);
          return null;
        }
        Geometry modelGeom = (Geometry) model.getChild(0);

        try {
          // trows an Exception if lod is not supported
          modelGeom.setLodLevel(0);
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     * @param obj the path to the object.
     **/
    public Node loadNode(String obj){
  Node node = new Node();
  try{
            Spatial spatial = assetManager.loadModel(obj);
            //Material mat = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md");
            //spatial.setMaterial(mat);
            node.attachChild(spatial);

      node.setModelBound(new BoundingSphere());
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        app.start();
    }

    @Override
    public void simpleInitApp() {
        Spatial teapot = assetManager.loadModel("Models/Teapot/Teapot.obj");
      
        teapot.setLocalScale(2f);
        Material mat = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
        mat.setFloat("m_Shininess", 32f);
        mat.setBoolean("m_UseMaterialColors", true);

        mat.setColor("m_Ambient",  ColorRGBA.Black);
        mat.setColor("m_Diffuse",  ColorRGBA.Green);
        mat.setColor("m_Specular", ColorRGBA.Red);
       
        teapot.setMaterial(mat);
        rootNode.attachChild(teapot);

        lightMdl = new Geometry("Light", new Sphere(10, 10, 0.1f));
        lightMdl.setMaterial(assetManager.loadMaterial("Common/Materials/RedColor.j3m"));
        lightMdl.getMesh().setStatic();
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        try {
          // trows an Exception if lod is not supported
          modelGeom.setLodLevel(0);

          LodControl control = new LodControl();
          modelGeom.addControl(control);
        } catch (Exception e) {}
        assetLogger.modelFinished();
        camNode.detachAllChildren();
        camNode.attachChild(model);
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        List<Float>[] knots = new List[2];
        Pointer[] pKnots = new Pointer[] { (Pointer) nurb.getFieldValue("knotsu"), (Pointer) nurb.getFieldValue("knotsv") };
        for (int i = 0; i < knots.length; ++i) {
            if (pKnots[i].isNotNull()) {
                FileBlockHeader fileBlockHeader = blenderContext.getFileBlock(pKnots[i].getOldMemoryAddress());
                BlenderInputStream blenderInputStream = blenderContext.getInputStream();
                blenderInputStream.setPosition(fileBlockHeader.getBlockPosition());
                int knotsAmount = fileBlockHeader.getCount() * fileBlockHeader.getSize() / 4;
                knots[i] = new ArrayList<Float>(knotsAmount);
                for (int j = 0; j < knotsAmount; ++j) {
                    knots[i].add(Float.valueOf(blenderInputStream.readFloat()));
                }
            }
        }

        // loading the flags and orders (basis functions degrees)
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     *            the blender context
     * @return the type of the curve
     */
    public int getCurveType(Structure structure, BlenderContext blenderContext) {
        // reading rna path first
        BlenderInputStream bis = blenderContext.getInputStream();
        int currentPosition = bis.getPosition();
        Pointer pRnaPath = (Pointer) structure.getFieldValue("rna_path");
        FileBlockHeader dataFileBlock = blenderContext.getFileBlock(pRnaPath.getOldMemoryAddress());
        bis.setPosition(dataFileBlock.getBlockPosition());
        String rnaPath = bis.readString();
        bis.setPosition(currentPosition);
        int arrayIndex = ((Number) structure.getFieldValue("array_index")).intValue();

        // determining the curve type
        if (rnaPath.endsWith("location")) {
            return Ipo.AC_LOC_X + arrayIndex;
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        Structure data = (Structure) idPropertyStructure.getFieldValue("data");
        int len = ((Number) idPropertyStructure.getFieldValue("len")).intValue();
        switch (type) {
            case IDP_STRING: {
                Pointer pointer = (Pointer) data.getFieldValue("pointer");
                BlenderInputStream bis = blenderContext.getInputStream();
                FileBlockHeader dataFileBlock = blenderContext.getFileBlock(pointer.getOldMemoryAddress());
                bis.setPosition(dataFileBlock.getBlockPosition());
                value = bis.readString();
                break;
            }
            case IDP_INT:
                int intValue = ((Number) data.getFieldValue("val")).intValue();
                value = Integer.valueOf(intValue);
                break;
            case IDP_FLOAT:
                int floatValue = ((Number) data.getFieldValue("val")).intValue();
                value = Float.valueOf(Float.intBitsToFloat(floatValue));
                break;
            case IDP_ARRAY: {
                Pointer pointer = (Pointer) data.getFieldValue("pointer");
                BlenderInputStream bis = blenderContext.getInputStream();
                FileBlockHeader dataFileBlock = blenderContext.getFileBlock(pointer.getOldMemoryAddress());
                bis.setPosition(dataFileBlock.getBlockPosition());
                int elementAmount = dataFileBlock.getSize();
                switch (subType) {
                    case IDP_INT:
                        elementAmount /= 4;
                        int[] intList = new int[elementAmount];
                        for (int i = 0; i < elementAmount; ++i) {
                            intList[i] = bis.readInt();
                        }
                        value = intList;
                        break;
                    case IDP_FLOAT:
                        elementAmount /= 4;
                        float[] floatList = new float[elementAmount];
                        for (int i = 0; i < elementAmount; ++i) {
                            floatList[i] = bis.readFloat();
                        }
                        value = floatList;
                        break;
                    case IDP_DOUBLE:
                        elementAmount /= 8;
                        double[] doubleList = new double[elementAmount];
                        for (int i = 0; i < elementAmount; ++i) {
                            doubleList[i] = bis.readDouble();
                        }
                        value = doubleList;
                        break;
                    default:
                        throw new IllegalStateException("Invalid array subtype: " + subType);
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            blenderKey = new BlenderKey(modelKey.getName());
            blenderKey.setAssetRootPath(modelKey.getFolder());
        }

        // opening stream
        BlenderInputStream inputStream = new BlenderInputStream(assetInfo.openStream());

        // reading blocks
        blocks = new ArrayList<FileBlockHeader>();
        FileBlockHeader fileBlock;
        blenderContext = new BlenderContext();
        blenderContext.setBlenderVersion(inputStream.getVersionNumber());
        blenderContext.setAssetManager(assetInfo.getManager());
        blenderContext.setInputStream(inputStream);
        blenderContext.setBlenderKey(blenderKey);

        // creating helpers
        blenderContext.putHelper(AnimationHelper.class, new AnimationHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(TextureHelper.class, new TextureHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(MeshHelper.class, new MeshHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(ObjectHelper.class, new ObjectHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(CurvesHelper.class, new CurvesHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(LightHelper.class, new LightHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(CameraHelper.class, new CameraHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(ModifierHelper.class, new ModifierHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(MaterialHelper.class, new MaterialHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(ConstraintHelper.class, new ConstraintHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(ParticlesHelper.class, new ParticlesHelper(inputStream.getVersionNumber(), blenderContext));
        blenderContext.putHelper(LandscapeHelper.class, new LandscapeHelper(inputStream.getVersionNumber(), blenderContext));
       
        // reading the blocks (dna block is automatically saved in the blender context when found)
        FileBlockHeader sceneFileBlock = null;
        do {
            fileBlock = new FileBlockHeader(inputStream, blenderContext);
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