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

        // getting or creating bevel object
        List<Geometry> bevelObject = null;
        Pointer pBevelObject = (Pointer) curveStructure.getFieldValue("bevobj");
        if (pBevelObject.isNotNull()) {
            Pointer pBevelStructure = (Pointer) pBevelObject.fetchData().get(0).getFieldValue("data");
            Structure bevelStructure = pBevelStructure.fetchData().get(0);
            bevelObject = this.toCurve(bevelStructure, blenderContext);
        } else {
            int bevResol = ((Number) curveStructure.getFieldValue("bevresol")).intValue();
            float extrude = ((Number) curveStructure.getFieldValue("ext1")).floatValue();
            float bevelDepth = ((Number) curveStructure.getFieldValue("ext2")).floatValue();

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        // getting taper object
        Spline taperObject = null;
        Pointer pTaperObject = (Pointer) curveStructure.getFieldValue("taperobj");
        if (bevelObject != null && pTaperObject.isNotNull()) {
            Pointer pTaperStructure = (Pointer) pTaperObject.fetchData().get(0).getFieldValue("data");
            Structure taperStructure = pTaperStructure.fetchData().get(0);
            taperObject = this.loadTaperObject(taperStructure);
        }


        Vector3f loc = this.getLoc(curveStructure);
        // creating the result curves

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            boolean smooth = (((Number) nurb.getFlatFieldValue("flag")).intValue() & 0x01) != 0;
            int resolution = ((Number) nurb.getFieldValue("resolu")).intValue();
            boolean cyclic = (((Number) nurb.getFieldValue("flagu")).intValue() & 0x01) != 0;


            // creating the curve object
            BezierCurve bezierCurve = new BezierCurve(0, pBezierTriple.fetchData(), 3);
            List<Vector3f> controlPoints = bezierCurve.getControlPoints();
            if (fixUpAxis) {
                for (Vector3f v : controlPoints) {
                    float y = v.y;
                    v.y = v.z;

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        List<Structure> nurbStructures = ((Structure) taperStructure.getFieldValue("nurb")).evaluateListBase();
        for (Structure nurb : nurbStructures) {
            Pointer pBezierTriple = (Pointer) nurb.getFieldValue("bezt");
            if (pBezierTriple.isNotNull()) {
                // creating the curve object
                BezierCurve bezierCurve = new BezierCurve(0, pBezierTriple.fetchData(), 3);
                List<Vector3f> controlPoints = bezierCurve.getControlPoints();
                // removing the first and last handles
                controlPoints.remove(0);
                controlPoints.remove(controlPoints.size() - 1);

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        Pointer pMEdge = (Pointer) meshStructure.getFieldValue("medge");


        if (pMEdge.isNotNull()) {
            int count = ((Number) meshStructure.getFieldValue("totvert")).intValue();
            Set<Vector3f> usedVertices = new HashSet<Vector3f>(count);
            List<Structure> edges = pMEdge.fetchData();


            for (Structure edge : edges) {
                int v1 = ((Number) edge.getFieldValue("v1")).intValue();
                int v2 = ((Number) edge.getFieldValue("v2")).intValue();
                usedVertices.add(verticesAndNormals[v1][0]);

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        if (count == 0) {
            return result;
        }


        Pointer pMVert = (Pointer) meshStructure.getFieldValue("mvert");
        List<Structure> mVerts = pMVert.fetchData();
        if (fixUpAxis) {
            for (int i = 0; i < count; ++i) {
                DynamicArray<Number> coordinates = (DynamicArray<Number>) mVerts.get(i).getFieldValue("co");
                result[i][0] = new Vector3f(coordinates.get(0).floatValue(), coordinates.get(2).floatValue(), -coordinates.get(1).floatValue());

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    public void readMesh(Structure meshStructure) throws BlenderFileException {
        LOGGER.fine("Reading line mesh.");
        Pointer pMEdge = (Pointer) meshStructure.getFieldValue("medge");


        if (pMEdge.isNotNull()) {
            List<Structure> edges = pMEdge.fetchData();
            int vertexIndex = 0;//vertex index in the result mesh
            for (Structure edge : edges) {
                int flag = ((Number) edge.getFieldValue("flag")).intValue();
                if ((flag & EDGE_NOT_IN_FACE_FLAG) != 0) {
                    int v1 = ((Number) edge.getFieldValue("v1")).intValue();

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        if (curves.size() > 0) {
            BezierCurve[] bezierCurves = new BezierCurve[curves.size()];
            int frame = 0;
            for (Structure curve : curves) {
                Pointer pBezTriple = (Pointer) curve.getFieldValue("bezt");
                List<Structure> bezTriples = pBezTriple.fetchData();
                int type = ((Number) curve.getFieldValue("adrcode")).intValue();
                bezierCurves[frame++] = new BezierCurve(type, bezTriples, 2);
            }
            curves.clear();
            result = new Ipo(bezierCurves, fixUpAxis, blenderContext.getBlenderVersion());

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            BezierCurve[] bezierCurves = new BezierCurve[channels.size()];
            int channelCounter = 0;
            for (Structure c : channels) {
                int type = this.getCurveType(c, blenderContext);
                Pointer pBezTriple = (Pointer) c.getFieldValue("bezt");
                List<Structure> bezTriples = pBezTriple.fetchData();
                bezierCurves[channelCounter++] = new BezierCurve(type, bezTriples, 2);
            }


            Ipo ipo = new Ipo(bezierCurves, fixUpAxis, blenderContext.getBlenderVersion());
            lastFrame = Math.max(lastFrame, ipo.getLastFrame());

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        int lastFrame = 1;
        for (Structure bActionChannel : actionChannels) {
            String animatedFeatureName = bActionChannel.getFieldValue("name").toString();
            Pointer p = (Pointer) bActionChannel.getFieldValue("ipo");
            if (!p.isNull()) {
                Structure ipoStructure = p.fetchData().get(0);
                Ipo ipo = this.fromIpoStructure(ipoStructure, blenderContext);
                if(ipo != null) {//this can happen when ipo with no curves appear in blender file
                    lastFrame = Math.max(lastFrame, ipo.getLastFrame());
                    blenderAction.featuresTracks.put(animatedFeatureName, ipo);
                }

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