Package java.nio

Examples of java.nio.IntBuffer.capacity()

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        refreshLimits();

        //Switch to OpenGL select mode
        int capacity = 1 * 4 * leaves.getCount();      //Each object take in maximium : 4 * name stack depth
        IntBuffer hitsBuffer = BufferUtil.newIntBuffer(capacity);
        gl.glSelectBuffer(hitsBuffer.capacity(), hitsBuffer);
        gl.glRenderMode(GL.GL_SELECT);
        gl.glInitNames();
        gl.glPushName(0);
        gl.glDisable(GL.GL_CULL_FACE);      //Disable flags
        //Draw the nodes cube in the select buffer
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    public void updateSelectedOctant(GL gl, GLU glu, float[] mousePosition, float[] pickRectangle) {
        //Start Picking mode
        int capacity = 1 * 4 * visibleLeaves.size();      //Each object take in maximium : 4 * name stack depth
        IntBuffer hitsBuffer = BufferUtil.newIntBuffer(capacity);

        gl.glSelectBuffer(hitsBuffer.capacity(), hitsBuffer);
        gl.glRenderMode(GL.GL_SELECT);
        gl.glDisable(GL.GL_CULL_FACE);      //Disable flags

        gl.glInitNames();
        gl.glPushName(0);
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        FloatBuffer imgPts1 = points1[1].getFloatBuffer();
        IntBuffer imgCount1 = points1[2].getIntBuffer();
        FloatBuffer objPts2 = points2[0].getFloatBuffer();
        FloatBuffer imgPts2 = points2[1].getFloatBuffer();
        IntBuffer imgCount2 = points2[2].getIntBuffer();
        assert(imgCount1.capacity() == imgCount2.capacity());

        CvMat objectPointsMat = CvMat.create(1, Math.min(objPts1.capacity(), objPts2.capacity()), CV_32F, 3);
        CvMat imagePoints1Mat = CvMat.create(1, Math.min(imgPts1.capacity(), imgPts2.capacity()), CV_32F, 2);
        CvMat imagePoints2Mat = CvMat.create(1, Math.min(imgPts1.capacity(), imgPts2.capacity()), CV_32F, 2);
        CvMat pointCountsMat  = CvMat.create(1, imgCount1.capacity(), CV_32S, 1);
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                        mousePosition[1] += center[1];
                    }
                    int capacity = 1 * 4 * objectCount;      //Each object take in maximium : 4 * name stack depth
                    IntBuffer hitsBuffer = BufferUtil.newIntBuffer(capacity);

                    gl.glSelectBuffer(hitsBuffer.capacity(), hitsBuffer);
                    gl.glRenderMode(GL.GL_SELECT);

                    gl.glInitNames();
                    gl.glPushName(0);

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    }
    public void testIntBufferArgument() {
        IntBuffer buf  = IntBuffer.allocate(1024);
        final int MAGIC = 0xABEDCF23;
        lib.fillInt32Buffer(buf, 1024, MAGIC);
        for (int i=0;i < buf.capacity();i++) {
            assertEquals("Bad value at index " + i, MAGIC, buf.get(i));
        }
    }
    public void testLongBufferArgument() {
        LongBuffer buf  = LongBuffer.allocate(1024);
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    public void testDirectIntBufferArgument() {
        ByteBuffer buf  = ByteBuffer.allocateDirect(1024*4).order(ByteOrder.nativeOrder());
        IntBuffer intBuf = buf.asIntBuffer();
        final int MAGIC = 0xABEDCF23;
        lib.fillInt32Buffer(intBuf, 1024, MAGIC);
        for (int i=0;i < intBuf.capacity();i++) {
            assertEquals("Bad value at index " + i, MAGIC, intBuf.get(i));
        }
    }
   
    public void testDirectLongBufferArgument() {
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  }

  static IntBuffer getLengths(final int size) {
    IntBuffer lengths = lengthsTL.get();

    if ( lengths.capacity() < size ) {
      int sizeNew = lengths.capacity();
      while ( sizeNew < size )
        sizeNew <<= 1;

      lengths = BufferUtils.createIntBuffer(size);
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  static IntBuffer getLengths(final int size) {
    IntBuffer lengths = lengthsTL.get();

    if ( lengths.capacity() < size ) {
      int sizeNew = lengths.capacity();
      while ( sizeNew < size )
        sizeNew <<= 1;

      lengths = BufferUtils.createIntBuffer(size);
      lengthsTL.set(lengths);
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    int[] viewPort = new int[4];
    gl.glGetIntegerv(GL2.GL_VIEWPORT, viewPort, 0);

    IntBuffer selectBuffer = getSelectBuffer();
    gl.glSelectBuffer(selectBuffer.capacity(), selectBuffer);

    // setup the view
    gl.glRenderMode(GL2.GL_SELECT);
    gl.glInitNames();
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    private abstract static class BufferTest extends Test {

        @Override
        public long test(BufferedImage image, int iterations) {
            final IntBuffer sumIntegralImage = IntBuffer.allocate((image.getWidth() + 1) * (image.getHeight() + 1));
            final LongBuffer sumSQIntegralImage = LongBuffer.allocate(sumIntegralImage.capacity());

            sumIntegralImage.mark();
            sumSQIntegralImage.mark();

            startTimer();
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