Examples with Node com.jme3.scene.Node used on opensource projects

Example 66 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class SceneLoader method endElement.

@Override
public void endElement(String uri, String name, String qName) throws SAXException {
    if (qName.equals("node")) {
        node = node.getParent();
    } else if (qName.equals("nodes")) {
        node = null;
    } else if (qName.equals("entity")) {
        node = entityNode.getParent();
        entityNode = null;
    } else if (qName.equals("camera")) {
        node = cameraNode.getParent();
        cameraNode = null;
    } else if (qName.equals("light")) {
        // apply the node's world transform on the light..
        root.updateGeometricState();
        if (light != null) {
            if (light instanceof DirectionalLight) {
                DirectionalLight dl = (DirectionalLight) light;
                Quaternion q = node.getWorldRotation();
                Vector3f dir = dl.getDirection();
                q.multLocal(dir);
                dl.setDirection(dir);
            } else if (light instanceof PointLight) {
                PointLight pl = (PointLight) light;
                Vector3f pos = node.getWorldTranslation();
                pl.setPosition(pos);
            } else if (light instanceof SpotLight) {
                SpotLight sl = (SpotLight) light;
                Vector3f pos = node.getWorldTranslation();
                sl.setPosition(pos);
                Quaternion q = node.getWorldRotation();
                Vector3f dir = sl.getDirection();
                q.multLocal(dir);
                sl.setDirection(dir);
            }
        }
        light = null;
    }
    checkTopNode(qName);
    elementStack.pop();
}

Example 67 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class SceneLoader method parseCamera.

private void parseCamera(Attributes attribs) throws SAXException {
    camera = new Camera(DEFAULT_CAM_WIDTH, DEFAULT_CAM_HEIGHT);
    if (SAXUtil.parseString(attribs.getValue("projectionType"), "perspective").equals("parallel")) {
        camera.setParallelProjection(true);
    }
    float fov = SAXUtil.parseFloat(attribs.getValue("fov"), 45f);
    if (fov < FastMath.PI) {
        // XXX: Most likely, it is in radians..
        fov = fov * FastMath.RAD_TO_DEG;
    }
    camera.setFrustumPerspective(fov, (float) DEFAULT_CAM_WIDTH / DEFAULT_CAM_HEIGHT, 1, 1000);
    cameraNode = new CameraNode(attribs.getValue("name"), camera);
    cameraNode.setControlDir(ControlDirection.SpatialToCamera);
    node.attachChild(cameraNode);
    node = null;
}

Example 68 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class SceneLoader method startElement.

@Override
public void startElement(String uri, String localName, String qName, Attributes attribs) throws SAXException {
    if (qName.equals("scene")) {
        if (elementStack.size() != 0) {
            throw new SAXException("dotScene parse error: 'scene' element must be the root XML element");
        }
        String version = attribs.getValue("formatVersion");
        if (version == null || (!version.equals("1.0.0") && !version.equals("1.0.1"))) {
            logger.log(Level.WARNING, "Unrecognized version number" + " in dotScene file: {0}", version);
        }
    } else if (qName.equals("nodes")) {
        if (root != null) {
            throw new SAXException("dotScene parse error: nodes element was specified twice");
        }
        if (sceneName == null) {
            root = new com.jme3.scene.Node("OgreDotScene" + (++sceneIdx));
        } else {
            root = new com.jme3.scene.Node(sceneName + "-scene_node");
        }
        node = root;
    } else if (qName.equals("externals")) {
        checkTopNode("scene");
    } else if (qName.equals("item")) {
        checkTopNode("externals");
    } else if (qName.equals("file")) {
        checkTopNode("item");
    // NOTE: This part of the file is ignored, it is parsed
    // by SceneMaterialLoader in the first pass.
    } else if (qName.equals("node")) {
        String curElement = elementStack.peek();
        if (!curElement.equals("node") && !curElement.equals("nodes")) {
            throw new SAXException("dotScene parse error: " + "node element can only appear under 'node' or 'nodes'");
        }
        parseNode(attribs);
    } else if (qName.equals("property")) {
        if (node != null) {
            String type = attribs.getValue("type");
            String name = attribs.getValue("name");
            String data = attribs.getValue("data");
            if (type.equals("BOOL")) {
                node.setUserData(name, Boolean.parseBoolean(data) || data.equals("1"));
            } else if (type.equals("FLOAT")) {
                node.setUserData(name, Float.parseFloat(data));
            } else if (type.equals("STRING")) {
                node.setUserData(name, data);
            } else if (type.equals("INT")) {
                node.setUserData(name, Integer.parseInt(data));
            }
        }
    } else if (qName.equals("entity")) {
        checkTopNode("node");
        parseEntity(attribs);
    } else if (qName.equals("camera")) {
        checkTopNode("node");
        parseCamera(attribs);
    } else if (qName.equals("clipping")) {
        checkTopNode("camera");
        parseCameraClipping(attribs);
    } else if (qName.equals("position")) {
        if (elementStack.peek().equals("node")) {
            node.setLocalTranslation(SAXUtil.parseVector3(attribs));
        } else if (elementStack.peek().equals("camera")) {
            cameraNode.setLocalTranslation(SAXUtil.parseVector3(attribs));
        }
    } else if (qName.equals("quaternion") || qName.equals("rotation")) {
        node.setLocalRotation(parseQuat(attribs));
    } else if (qName.equals("scale")) {
        node.setLocalScale(SAXUtil.parseVector3(attribs));
    } else if (qName.equals("light")) {
        parseLight(attribs);
    } else if (qName.equals("colourDiffuse") || qName.equals("colorDiffuse")) {
        if (elementStack.peek().equals("light")) {
            if (light != null) {
                light.setColor(parseColor(attribs));
            }
        } else {
            checkTopNode("environment");
        }
    } else if (qName.equals("colourAmbient") || qName.equals("colorAmbient")) {
        if (elementStack.peek().equals("environment")) {
            ColorRGBA color = parseColor(attribs);
            if (!color.equals(ColorRGBA.Black) && !color.equals(ColorRGBA.BlackNoAlpha)) {
                // Lets add an ambient light to the scene.
                AmbientLight al = new AmbientLight();
                al.setColor(color);
                root.addLight(al);
            }
        }
    } else if (qName.equals("normal") || qName.equals("direction")) {
        checkTopNode("light");
        parseLightNormal(attribs);
    } else if (qName.equals("lightAttenuation")) {
        parseLightAttenuation(attribs);
    } else if (qName.equals("spotLightRange") || qName.equals("lightRange")) {
        parseLightSpotLightRange(attribs);
    }
    elementStack.push(qName);
}

Example 69 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class DOMInputCapsule method readStringSavableMap.

public Map<String, ? extends Savable> readStringSavableMap(String name, Map<String, ? extends Savable> defVal) throws IOException {
    Map<String, Savable> ret = null;
    Element tempEl;
    if (name != null) {
        tempEl = findChildElement(currentElem, name);
    } else {
        tempEl = currentElem;
    }
    if (tempEl != null) {
        ret = new HashMap<String, Savable>();
        NodeList nodes = tempEl.getChildNodes();
        for (int i = 0; i < nodes.getLength(); i++) {
            Node n = nodes.item(i);
            if (n instanceof Element && n.getNodeName().equals("MapEntry")) {
                Element elem = (Element) n;
                currentElem = elem;
                String key = currentElem.getAttribute("key");
                Savable val = readSavable("Savable", null);
                ret.put(key, val);
            }
        }
    } else {
        return defVal;
    }
    currentElem = (Element) tempEl.getParentNode();
    return ret;
}

Example 70 with Node

use of com.jme3.scene.Node in project jmonkeyengine by jMonkeyEngine.

the class BlenderLoader method toScene.

/**
     * This method converts the given structure to a scene node.
     * @param structure
     *            structure of a scene
     *            @param blenderContext the blender context
     * @return scene's node
     * @throws BlenderFileException
     *             an exception throw when problems with blender file occur
     */
private Node toScene(Structure structure, BlenderContext blenderContext) throws BlenderFileException {
    ObjectHelper objectHelper = blenderContext.getHelper(ObjectHelper.class);
    Node result = new Node(structure.getName());
    List<Structure> base = ((Structure) structure.getFieldValue("base")).evaluateListBase();
    for (Structure b : base) {
        Pointer pObject = (Pointer) b.getFieldValue("object");
        if (pObject.isNotNull()) {
            Structure objectStructure = pObject.fetchData().get(0);
            Object object = objectHelper.toObject(objectStructure, blenderContext);
            if (object instanceof LightNode) {
                // FIXME: check if this is needed !!!
                result.addLight(((LightNode) object).getLight());
                result.attachChild((LightNode) object);
            } else if (object instanceof Node) {
                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.log(Level.FINE, "{0}: {1}--> {2}", new Object[] { ((Node) object).getName(), ((Node) object).getLocalTranslation().toString(), ((Node) object).getParent() == null ? "null" : ((Node) object).getParent().getName() });
                }
                if (((Node) object).getParent() == null) {
                    result.attachChild((Spatial) object);
                }
            }
        }
    }
    return result;
}