Example usage for java.nio IntBuffer allocate

List of usage examples for java.nio IntBuffer allocate

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Introduction

In this page you can find the example usage for java.nio IntBuffer allocate.

Prototype

public static IntBuffer allocate(int capacity)

Source Link

Document

Creates an int buffer based on a newly allocated int array.

Usage

From source file:org.goko.core.gcode.rs274ngcv3.jogl.renderer.RS274GCodeRenderer.java

/** (inheritDoc)
 * @see org.goko.tools.viewer.jogl.utils.render.internal.AbstractVboJoglRenderer#buildGeometry()
 *//*from w ww. ja  v a  2 s.c  om*/
@Override
protected void buildGeometry() throws GkException {
    ArrayList<Point3d> lstVertices = new ArrayList<Point3d>();
    ArrayList<Color4f> lstColors = new ArrayList<Color4f>();

    mapVerticesGroupByIdLine = new HashMap<Integer, VerticesGroupByLine>();

    GCodeContext context = new GCodeContext(gcodeContextProvider.getGCodeContext());

    IGCodeProvider provider = Activator.getRS274NGCService().getGCodeProvider(idGCodeProvider);
    InstructionProvider instructionSet = Activator.getRS274NGCService().getInstructions(context, provider);

    IInstructionSetIterator<GCodeContext, AbstractInstruction> iterator = Activator.getRS274NGCService()
            .getIterator(instructionSet, context);
    IInstructionColorizer<GCodeContext, AbstractInstruction> colorizer = new MotionModeColorizer();
    //IInstructionColorizer<GCodeContext, AbstractInstruction> colorizer = new SelectedPlaneColorizer();
    //IInstructionColorizer<GCodeContext, AbstractInstruction> colorizer = new ArcAngleColorizer(); 

    while (iterator.hasNext()) {
        GCodeContext preContext = new GCodeContext(iterator.getContext());
        AbstractInstruction instruction = iterator.next();

        // TEST : Make sure we have a complete start position for rendering. 
        if (preContext.getX() != null && preContext.getY() != null && preContext.getZ() != null) {
            List<Point3d> vertices = InstructionGeometryFactory.build(preContext, instruction);

            addVerticesGroup(instruction.getIdGCodeLine(), lstVertices.size(), vertices);
            lstVertices.addAll(vertices);

            // Let's generate the colors and update the bounds as well
            Color4f color = colorizer.getColor(preContext, instruction);
            for (int i = 0; i < vertices.size(); i++) {
                lstColors.add(color);
            }
        }
    }

    setVerticesCount(CollectionUtils.size(lstVertices));

    stateBuffer = IntBuffer.allocate(getVerticesCount());
    stateBuffer.rewind();

    setColorsBuffer(JoglUtils.buildFloatBuffer4f(lstColors));
    setVerticesBuffer(JoglUtils.buildFloatBuffer3d(lstVertices));
}

From source file:org.goko.tools.viewer.jogl.shaders.ShaderLoader.java

private static void checkValidateProgramm(GL3 gl, int program) {
    IntBuffer b = IntBuffer.allocate(10);
    gl.glGetProgramiv(program, GL3.GL_VALIDATE_STATUS, b);
    ByteBuffer logBuffer = ByteBuffer.allocate(10000);

    gl.glGetProgramInfoLog(program, 10000, null, logBuffer);
    try {//  w  w w .  ja  va2 s .  co  m
        String logBufferStr = new String(logBuffer.array(), "UTF-8");
        if (StringUtils.isNotBlank(StringUtils.defaultString(logBufferStr).trim())) {
            LOG.error("Check validate programm :" + logBufferStr);
        }
    } catch (UnsupportedEncodingException e) {
        LOG.error(e);
    }
}

From source file:net.dv8tion.jda.core.audio.AudioConnection.java

private synchronized void setupSendSystem() {
    if (udpSocket != null && !udpSocket.isClosed() && sendHandler != null && sendSystem == null) {
        IntBuffer error = IntBuffer.allocate(4);
        opusEncoder = Opus.INSTANCE.opus_encoder_create(OPUS_SAMPLE_RATE, OPUS_CHANNEL_COUNT,
                Opus.OPUS_APPLICATION_AUDIO, error);

        IAudioSendFactory factory = ((JDAImpl) channel.getJDA()).getAudioSendFactory();
        sendSystem = factory.createSendSystem(new PacketProvider());
        sendSystem.start();/*from w w  w.j a  v  a2s .  c om*/
    } else if (sendHandler == null && sendSystem != null) {
        sendSystem.shutdown();
        sendSystem = null;

        if (opusEncoder != null) {
            Opus.INSTANCE.opus_encoder_destroy(opusEncoder);
            opusEncoder = null;
        }
    }
}

From source file:org.goko.tools.viewer.jogl.shaders.ShaderLoader.java

private static void checkCompiling(GL3 gl, int shader) {
    IntBuffer b = IntBuffer.allocate(10);
    gl.glGetShaderiv(shader, GL3.GL_COMPILE_STATUS, b);
    ByteBuffer logBuffer = ByteBuffer.allocate(10000);

    gl.glGetShaderInfoLog(shader, 10000, null, logBuffer);
    try {/*  w w  w  .  j  av  a2  s .co m*/
        String logBufferStr = new String(logBuffer.array(), "UTF-8");
        if (StringUtils.isNotBlank(StringUtils.defaultString(logBufferStr).trim())) {
            LOG.error("CheckCompiling :" + logBufferStr);
        }
    } catch (UnsupportedEncodingException e) {
        LOG.error(e);
    }
}

From source file:org.goko.viewer.jogl.utils.render.internal.AbstractVboJoglRenderer.java

/**
 * Initializes and bind the main vertex array object
 * @param gl the GL/*from   w  w  w. j  a  va  2 s .c  om*/
 */
private void initializeVertexArrayObject(GL3 gl) {
    IntBuffer vao = IntBuffer.allocate(1);
    gl.glGenVertexArrays(1, vao);
    this.vertexArrayObject = vao.get(0);
    gl.glBindVertexArray(this.vertexArrayObject);

}

From source file:com.l2jfree.gameserver.geodata.pathfinding.geonodes.GeoPathFinding.java

private void LoadPathNodeFile(byte rx, byte ry) {
    String fname = "./data/pathnode/" + rx + "_" + ry + ".pn";
    short regionoffset = getRegionOffset(rx, ry);
    _log.info("PathFinding Engine: - Loading: " + fname + " -> region offset: " + regionoffset + "X: " + rx
            + " Y: " + ry);
    File Pn = new File(fname);
    int node = 0, size, index = 0;
    FileChannel roChannel = null;
    try {/*w w w . j  a v  a2  s .  c  o  m*/
        // Create a read-only memory-mapped file
        roChannel = new RandomAccessFile(Pn, "r").getChannel();
        size = (int) roChannel.size();
        MappedByteBuffer nodes;
        if (Config.FORCE_GEODATA) //Force O/S to Loads this buffer's content into physical memory.
            //it is not guarantee, because the underlying operating system may have paged out some of the buffer's data
            nodes = roChannel.map(FileChannel.MapMode.READ_ONLY, 0, size).load();
        else
            nodes = roChannel.map(FileChannel.MapMode.READ_ONLY, 0, size);

        // Indexing pathnode files, so we will know where each block starts
        IntBuffer indexs = IntBuffer.allocate(65536);

        while (node < 65536) {
            byte layer = nodes.get(index);
            indexs.put(node++, index);
            index += layer * 10 + 1;
        }
        _pathNodesIndex.set(regionoffset, indexs);
        _pathNodes.set(regionoffset, nodes);
    } catch (Exception e) {
        _log.warn("Failed to Load PathNode File: " + fname + "\n", e);
    } finally {
        try {
            if (roChannel != null)
                roChannel.close();
        } catch (Exception e) {
        }
    }

}

From source file:edu.iu.daal_pca.Service.java

public static void printAprioriItemsets(HomogenNumericTable largeItemsetsTable,
        HomogenNumericTable largeItemsetsSupportTable) {
    /* Get sizes of tables to store large item sets */
    int nItemsInLargeItemsets = (int) largeItemsetsTable.getNumberOfRows();
    int largeItemsetCount = (int) largeItemsetsSupportTable.getNumberOfRows();
    int nItemsetToPrint = 20;

    /* Get item sets and their support values */
    IntBuffer bufLargeItemsets = IntBuffer
            .allocate(nItemsInLargeItemsets * (int) largeItemsetsTable.getNumberOfColumns());
    bufLargeItemsets = largeItemsetsTable.getBlockOfRows(0, nItemsInLargeItemsets, bufLargeItemsets);
    int[] largeItemsets = new int[bufLargeItemsets.capacity()];
    bufLargeItemsets.get(largeItemsets);

    IntBuffer bufLargeItemsetsSupportData = IntBuffer
            .allocate(largeItemsetCount * (int) largeItemsetsSupportTable.getNumberOfColumns());
    bufLargeItemsetsSupportData = largeItemsetsSupportTable.getBlockOfRows(0, largeItemsetCount,
            bufLargeItemsetsSupportData);
    int[] largeItemsetsSupportData = new int[bufLargeItemsetsSupportData.capacity()];
    bufLargeItemsetsSupportData.get(largeItemsetsSupportData);

    ArrayList<ArrayList<Integer>> largeItemsetsVector = new ArrayList<ArrayList<Integer>>(largeItemsetCount);

    for (int i = 0; i < largeItemsetCount; i++) {
        largeItemsetsVector.add(new ArrayList<Integer>());
    }/*w  w  w  . j  a v a 2 s  .c o m*/

    for (int i = 0; i < nItemsInLargeItemsets; i++) {
        largeItemsetsVector.get(largeItemsets[2 * i]).add(largeItemsets[2 * i + 1]);
    }

    ArrayList<Integer> supportVector = new ArrayList<Integer>(largeItemsetCount);
    for (int i = 0; i < largeItemsetCount; i++) {
        supportVector.add(0);
    }

    for (int i = 0; i < largeItemsetCount; i++) {
        int index = largeItemsetsSupportData[2 * i];
        supportVector.set(index, largeItemsetsSupportData[2 * i + 1]);
    }

    System.out.println("Apriori example program results");

    System.out.println("Last " + nItemsetToPrint + " large itemsets: ");
    System.out.println("Itemset\t\t\tSupport");

    int iMin = ((largeItemsetCount > nItemsetToPrint) ? largeItemsetCount - nItemsetToPrint : 0);
    for (int i = iMin; i < largeItemsetCount; i++) {
        System.out.print("{");
        for (int l = 0; l < largeItemsetsVector.get(i).size() - 1; l++) {
            System.out.print(largeItemsetsVector.get(i).get(l) + ", ");
        }
        System.out.print(largeItemsetsVector.get(i).get(largeItemsetsVector.get(i).size() - 1) + "}\t\t");

        System.out.println(supportVector.get(i));
    }
}

From source file:com.atilika.kuromoji.trie.DoubleArrayTrie.java

private void extendBuffers(int nextIndex) {
    int newLength = nextIndex + (int) (baseBuffer.capacity() * BUFFER_GROWTH_PERCENTAGE);
    ProgressLog.println("Buffers extended to " + baseBuffer.capacity() + " entries");

    IntBuffer newBaseBuffer = IntBuffer.allocate(newLength);
    baseBuffer.rewind();/*w ww  . j a v  a  2  s.  c o  m*/
    newBaseBuffer.put(baseBuffer);
    baseBuffer = newBaseBuffer;

    IntBuffer newCheckBuffer = IntBuffer.allocate(newLength);//ByteBuffer.allocate(newLength).asIntBuffer();
    checkBuffer.rewind();
    newCheckBuffer.put(checkBuffer);
    checkBuffer = newCheckBuffer;
}

From source file:com.adobe.plugins.FastCanvasRenderer.java

public void onSurfaceCreated(GL10 gl, EGLConfig config) {
    Log.i("CANVAS", "CanvasRenderer onSurfaceCreated. config:" + config.toString() + " gl:" + gl.toString());

    IntBuffer ib = IntBuffer.allocate(100);
    ib.position(0);/*from ww w.j a  v a 2  s.c  o  m*/
    GLES10.glGetIntegerv(GLES10.GL_RED_BITS, ib);
    int red = ib.get(0);
    GLES10.glGetIntegerv(GLES10.GL_GREEN_BITS, ib);
    int green = ib.get(0);
    GLES10.glGetIntegerv(GLES10.GL_BLUE_BITS, ib);
    int blue = ib.get(0);
    GLES10.glGetIntegerv(GLES10.GL_STENCIL_BITS, ib);
    int stencil = ib.get(0);
    GLES10.glGetIntegerv(GLES10.GL_DEPTH_BITS, ib);
    int depth = ib.get(0);

    Log.i("CANVAS", "CanvasRenderer R=" + red + " G=" + green + " B=" + blue + " DEPETH=" + depth + " STENCIL="
            + stencil);
}

From source file:org.goko.viewer.jogl.utils.render.internal.AbstractVboJoglRenderer.java

/** (inheritDoc)
 * @see org.goko.viewer.jogl.service.ICoreJoglRenderer#performDestroy(javax.media.opengl.GL3)
 *///from   w  w w . j a  va2  s. c o m
@Override
public void performDestroy(GL3 gl) throws GkException {
    if (!isInitialized()) {
        return;
    }
    List<Integer> lstBuffers = new ArrayList<Integer>();

    if (useVerticesBuffer) {
        lstBuffers.add(verticesBufferObject);
    }
    if (useColorsBuffer) {
        lstBuffers.add(colorsBufferObject);
    }
    if (useUvsBuffer) {
        lstBuffers.add(uvsBufferObject);
    }

    IntBuffer buffers = IntBuffer.allocate(lstBuffers.size());
    for (Integer integer : lstBuffers) {
        buffers.put(integer);
    }
    buffers.rewind();
    gl.glDeleteBuffers(lstBuffers.size(), buffers);
    IntBuffer intBuffer = IntBuffer.wrap(new int[] { vertexArrayObject });
    gl.glDeleteVertexArrays(1, intBuffer);
}