Examples of com.jme3.scene.plugins.blender.file.Pointer.fetchData()

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

Class com.jme3.scene.plugins.blender.file.Pointer

Examples of com.jme3.scene.plugins.blender.file.Pointer.fetchData()

com.jme3.scene.plugins.blender.file.Pointer.fetchData()
This method fetches the data stored under the given address. @return the data read from the file @throws BlenderFileException this exception is thrown when the blend file structure is somehow invalid or corrupted

                    break;
                case CAMERA:
                    Pointer pCamera = (Pointer) objectStructure.getFieldValue("data");
                    if (pCamera.isNotNull()) {
                        CameraHelper cameraHelper = blenderContext.getHelper(CameraHelper.class);
                        List<Structure> camerasArray = pCamera.fetchData();
                        result = cameraHelper.toCamera(camerasArray.get(0), blenderContext);
                    }
                    break;
                default:
                    LOGGER.log(Level.WARNING, "Unsupported object type: {0}", type);

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        Pointer pMPoly = (Pointer) meshStructure.getFieldValue("mpoly");
        Map<String, Vector2f[]> uvCoordinatesForFace = new HashMap<String, Vector2f[]>();


        if (pMPoly.isNotNull() && pMLoop.isNotNull()) {
            Map<String, List<Vector2f>> uvs = this.loadUVCoordinates(meshStructure, true);
            List<Structure> polys = pMPoly.fetchData();
            List<Structure> loops = pMLoop.fetchData();
            int[] vertexColorIndex = verticesColors == null ? null : new int[3];
            for (Structure poly : polys) {
                int materialNumber = ((Number) poly.getFieldValue("mat_nr")).intValue();
                int loopStart = ((Number) poly.getFieldValue("loopstart")).intValue();

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     *             blender file
     */
    private void readTraditionalFaces(Structure meshStructure) throws BlenderFileException {
        LOGGER.fine("Reading traditional faces.");
        Pointer pMFace = (Pointer) meshStructure.getFieldValue("mface");
        List<Structure> mFaces = pMFace.isNotNull() ? pMFace.fetchData() : null;
        if (mFaces != null && mFaces.size() > 0) {
            // indicates if the material with the specified number should have a texture attached
            Map<String, List<Vector2f>> uvs = this.loadUVCoordinates(meshStructure, false);
            Map<String, Vector2f[]> uvCoordinatesForFace = new HashMap<String, Vector2f[]>();
            int[] vertexColorIndex = verticesColors == null ? null : new int[3];

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        Map<String, List<Vector2f>> result = new HashMap<String, List<Vector2f>>();
        if (useBMesh) {
            // in this case the UV's are assigned to vertices (an array is the same length as the vertex array)
            Structure loopData = (Structure) meshStructure.getFieldValue("ldata");
            Pointer pLoopDataLayers = (Pointer) loopData.getFieldValue("layers");
            List<Structure> loopDataLayers = pLoopDataLayers.fetchData();
            for (Structure structure : loopDataLayers) {
                Pointer p = (Pointer) structure.getFieldValue("data");
                if (p.isNotNull() && ((Number) structure.getFieldValue("type")).intValue() == MeshHelper.UV_DATA_LAYER_TYPE_BMESH) {
                    String uvSetName = structure.getFieldValue("name").toString();
                    List<Structure> uvsStructures = p.fetchData();

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            List<Structure> loopDataLayers = pLoopDataLayers.fetchData();
            for (Structure structure : loopDataLayers) {
                Pointer p = (Pointer) structure.getFieldValue("data");
                if (p.isNotNull() && ((Number) structure.getFieldValue("type")).intValue() == MeshHelper.UV_DATA_LAYER_TYPE_BMESH) {
                    String uvSetName = structure.getFieldValue("name").toString();
                    List<Structure> uvsStructures = p.fetchData();
                    List<Vector2f> uvs = new ArrayList<Vector2f>(uvsStructures.size());
                    for (Structure uvStructure : uvsStructures) {
                        DynamicArray<Number> loopUVS = (DynamicArray<Number>) uvStructure.getFieldValue("uv");
                        uvs.add(new Vector2f(loopUVS.get(0).floatValue(), loopUVS.get(1).floatValue()));
                    }

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            }
        } else {
            // in this case UV's are assigned to faces (the array has the same legnth as the faces count)
            Structure facesData = (Structure) meshStructure.getFieldValue("fdata");
            Pointer pFacesDataLayers = (Pointer) facesData.getFieldValue("layers");
            List<Structure> facesDataLayers = pFacesDataLayers.fetchData();
            for (Structure structure : facesDataLayers) {
                Pointer p = (Pointer) structure.getFieldValue("data");
                if (p.isNotNull() && ((Number) structure.getFieldValue("type")).intValue() == MeshHelper.UV_DATA_LAYER_TYPE_FMESH) {
                    String uvSetName = structure.getFieldValue("name").toString();
                    List<Structure> uvsStructures = p.fetchData();

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            List<Structure> facesDataLayers = pFacesDataLayers.fetchData();
            for (Structure structure : facesDataLayers) {
                Pointer p = (Pointer) structure.getFieldValue("data");
                if (p.isNotNull() && ((Number) structure.getFieldValue("type")).intValue() == MeshHelper.UV_DATA_LAYER_TYPE_FMESH) {
                    String uvSetName = structure.getFieldValue("name").toString();
                    List<Structure> uvsStructures = p.fetchData();
                    List<Vector2f> uvs = new ArrayList<Vector2f>(uvsStructures.size());
                    for (Structure uvStructure : uvsStructures) {
                        DynamicArray<Number> mFaceUVs = (DynamicArray<Number>) uvStructure.getFieldValue("uv");
                        uvs.add(new Vector2f(mFaceUVs.get(0).floatValue(), mFaceUVs.get(1).floatValue()));
                        uvs.add(new Vector2f(mFaceUVs.get(2).floatValue(), mFaceUVs.get(3).floatValue()));

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    public ColorBand(Structure tex, BlenderContext blenderContext) {
        int flag = ((Number) tex.getFieldValue("flag")).intValue();
        if ((flag & GeneratedTexture.TEX_COLORBAND) != 0) {
            Pointer pColorband = (Pointer) tex.getFieldValue("coba");
            try {
                Structure colorbandStructure = pColorband.fetchData().get(0);
                cursorsAmount = ((Number) colorbandStructure.getFieldValue("tot")).intValue();
                ipoType = ((Number) colorbandStructure.getFieldValue("ipotype")).intValue();
                data = new ColorBandData[cursorsAmount];
                DynamicArray<Structure> data = (DynamicArray<Structure>) colorbandStructure.getFieldValue("data");
                for (int i = 0; i < cursorsAmount; ++i) {

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        List<byte[]> verticesColors = null;
        // it was likely a bug in blender untill version 2.63 (the blue and red factors were misplaced in their structure)
        // so we need to put them right
        boolean useBGRA = blenderContext.getBlenderVersion() < 263;
        if (pMCol.isNotNull()) {
            List<Structure> mCol = pMCol.fetchData();
            verticesColors = new ArrayList<byte[]>(mCol.size());
            for (Structure color : mCol) {
                byte r = ((Number) color.getFieldValue("r")).byteValue();
                byte g = ((Number) color.getFieldValue("g")).byteValue();
                byte b = ((Number) color.getFieldValue("b")).byteValue();

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        Properties properties = null;
        Structure id = (Structure) structure.getFieldValue("ID");
        if (id != null) {
            Pointer pProperties = (Pointer) id.getFieldValue("properties");
            if (pProperties.isNotNull()) {
                Structure propertiesStructure = pProperties.fetchData().get(0);
                properties = new Properties();
                properties.load(propertiesStructure, blenderContext);
            }
        }
        return properties;

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