本文整理了Java中javax.media.jai.iterator.RectIter类的一些代码示例，展示了RectIter类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。RectIter类的具体详情如下：
包路径：javax.media.jai.iterator.RectIter
类名称：RectIter

RectIter介绍

暂无

代码示例

代码示例来源：origin: geotools/geotools

@SuppressWarnings("PMD.SystemPrintln")
  public static void printImage(RenderedImage renderedImage) {
    RectIter rectIter = RectIterFactory.create(renderedImage, null);
    do {
      do {
        double value = rectIter.getSampleDouble();
        System.out.print(value + " ");
      } while (!rectIter.nextPixelDone());
      rectIter.startPixels();
    } while (!rectIter.nextLineDone());
  }
}

代码示例来源：origin: geotools/geotools

if (iterator.finishedPixels()) {
  throw new NoSuchElementException("Index beyond size:" + index + ">" + size);
if (iterator.finishedLines()) {
  throw new NoSuchElementException("Index beyond size:" + index + ">" + size);
  iterator.getPixel(temp);
  for (double d : temp) {
if (iterator.nextPixelDone()) {
  if (!iterator.nextLineDone()) iterator.startPixels();

代码示例来源：origin: geotools/geotools

public RasterAsPointFeatureIterator(final RasterAsPointFeatureCollection fc) {
  // checks
  Utilities.ensureNonNull("fc", fc);
  // get elements
  this.fc = fc;
  this.fb = new SimpleFeatureBuilder(fc.getSchema());
  this.size = fc.size;
  // create an iterator that only goes forward, it is the fastest one
  iterator = RectIterFactory.create(fc.gc2d.getRenderedImage(), null);
  //
  // start the iterator
  //
  iterator.startLines();
  if (iterator.finishedLines()) {
    throw new NoSuchElementException("Index beyond size:" + index + ">" + size);
  }
  iterator.startPixels();
  if (iterator.finishedPixels()) {
    throw new NoSuchElementException("Index beyond size:" + index + ">" + size);
  }
  // appo
  temp = new double[fc.numBands];
  // grid convergence angle manager
  if (fc.gridConvergenceAngleCorrectionNeeded) {
    sourceCRSPosition = new DirectPosition2D();
    targetCRSPosition = new DirectPosition2D(fc.targetCRS);
  }
}

代码示例来源：origin: mapplus/spatial_statistics_for_geotools_udig

public void visit(GridCoverage2D inputCoverage, Integer bandIndex) {
  reset();
  PlanarImage inputImage = (PlanarImage) inputCoverage.getRenderedImage();
  RectIter readIter = RectIterFactory.create(inputImage, inputImage.getBounds());
  readIter.startLines();
  while (!readIter.finishedLines()) {
    readIter.startPixels();
    while (!readIter.finishedPixels()) {
      double sampleValue = readIter.getSampleDouble(bandIndex);
      visit(Double.valueOf(sampleValue));
      readIter.nextPixel();
    }
    readIter.nextLine();
  }
}

代码示例来源：origin: org.geotools/gt2-coverage

final WritableRectIter iTarget = RectIterFactory.createWritable(dest, destRect);
int band = 0;
iSrc0  .startBands();
iSrc1  .startBands();
iTarget.startBands();
if (!iTarget.finishedBands() &&
  !iSrc0  .finishedBands() &&
  !iSrc1  .finishedBands())
  final double offset = offsets[Math.min(band, offsets.length-1)];
  do {
    iSrc0  .startLines();
    iSrc1  .startLines();
    iTarget.startLines();
    if (!iTarget.finishedLines() &&
      !iSrc0  .finishedLines() &&
      !iSrc1  .finishedLines())
        iSrc0  .startPixels();
        iSrc1  .startPixels();
        iTarget.startPixels();
        if (!iTarget.finishedPixels() &&
          !iSrc0  .finishedPixels() &&
          !iSrc1  .finishedPixels())
            iTarget.setSample(iSrc0.getSampleDouble() * scale0 +
                     iSrc1.getSampleDouble() * scale1 + offset);
          } while (!iSrc0.nextPixelDone() &&
               !iSrc1.nextPixelDone() &&

代码示例来源：origin: Geomatys/geotoolkit

final RectIter e = RectIterFactory.create(expected, null);
final RectIter a = RectIterFactory.create(actual,   null);
if (!e.finishedLines()) do {
  assertFalse(a.finishedLines());
  if (!e.finishedPixels()) do {
    assertFalse(a.finishedPixels());
    if (!e.finishedBands()) do {
      assertFalse(a.finishedBands());
      final float pe = e.getSampleFloat();
      final float pa = a.getSampleFloat();
      assertEquals(pe, pa, SAMPLE_TOLERANCE);
      a.nextBand();
    } while (!e.nextBandDone());
    assertTrue(a.finishedBands());
    a.nextPixel();
    a.startBands();
    e.startBands();
  } while (!e.nextPixelDone());
  assertTrue(a.finishedPixels());
  a.nextLine();
  a.startPixels();
  e.startPixels();
} while (!e.nextLineDone());
assertTrue(a.finishedLines());

代码示例来源：origin: org.geoserver/gs-wcs2_0

raster, PlanarImage.wrapRenderedImage(raster).getBounds());
iterator.startLines();
while (!iterator.finishedLines()) {
  iterator.startPixels();
  while (!iterator.finishedPixels()) {
    switch (dataType) {
      case DataBuffer.TYPE_BYTE:
      case DataBuffer.TYPE_SHORT:
      case DataBuffer.TYPE_USHORT:
        iterator.getPixel(valuesI);
        for (int i = 0; i < numBands; i++) {
      case DataBuffer.TYPE_DOUBLE:
      case DataBuffer.TYPE_FLOAT:
        iterator.getPixel(valuesD);
        for (int i = 0; i < numBands; i++) {
    iterator.nextPixel();
  iterator.nextLine();
  chars("\n");

代码示例来源：origin: geosolutions-it/jai-ext

assertEquals(expectedVal.byteValue(), (byte) destIter.getSample());
      break;
    case DataBuffer.TYPE_SHORT:
      assertEquals(expectedVal.shortValue(), (short) destIter.getSample());
      break;
    case DataBuffer.TYPE_INT:
      assertEquals(expectedVal.intValue(), destIter.getSample());
      break;
    case DataBuffer.TYPE_FLOAT:
      assertEquals(expectedVal.floatValue(), destIter.getSampleFloat(), TOLERANCE);
      break;
    case DataBuffer.TYPE_DOUBLE:
      assertEquals(expectedVal.doubleValue(), destIter.getSampleDouble(), TOLERANCE);
      break;
    srcIter.nextPixelDone();
    x++;
  } while (!destIter.nextPixelDone());
  srcIter.nextLineDone();
  srcIter.startPixels();
  destIter.startPixels();
  y++;
  x = 0;
} while (!destIter.nextLineDone());

代码示例来源：origin: Geomatys/geotoolkit

final int[] buffer = new int[numBands];
do {
  mit.startPixels();
  iter.startPixels();
  if (!iter.finishedPixels()) {
    do {
      final int m = mit.getSample();
      mit.nextPixel();
      if (m != 0) {
    } while (!iter.nextPixelDone());
  mit.nextLine();
} while (!iter.nextLineDone());

代码示例来源：origin: geotools/geotools

/** Returns the specified sample of the current pixel as a double. */
public double getSampleDouble(int b) {
  return src.getSampleDouble(b);
}

代码示例来源：origin: org.jaitools/jt-utils

case DataBuffer.TYPE_DOUBLE:
  if (inside) {
    value = new Double(delegateIter.getSampleDouble(band));
  } else {
    value = outsideValue_Double;
    value = new Float(delegateIter.getSampleFloat(band));
  } else {
    value = outsideValue_Float;
    value = Integer.valueOf(delegateIter.getSample(band));
  } else {
    value = outsideValue_Integer;

代码示例来源：origin: geotools/geotools

/** Sets the iterator to the leftmost pixel of its bounding rectangle. */
public void startPixels() {
  src.startPixels();
  dst.startPixels();
}

代码示例来源：origin: geotools/geotools

/** Sets the iterator to the first line of its bounding rectangle. */
public void startLines() {
  src.startLines();
  dst.startLines();
}

代码示例来源：origin: geotools/geotools

/** Returns the specified sample of the current pixel as an integer. */
public int getSample(int b) {
  return src.getSample(b);
}

代码示例来源：origin: geotools/geotools

/** Returns {@code true} if the bottom row of the bounding rectangle has been passed. */
public boolean finishedLines() {
  boolean check = src.finishedLines();
  if (check == dst.finishedLines()) {
    return check;
  }
  throw new RasterFormatException(ERROR);
}

代码示例来源：origin: geotools/geotools

/** Returns {@code true} if the right edge of the bounding rectangle has been passed. */
public boolean finishedPixels() {
  boolean check = src.finishedPixels();
  if (check == dst.finishedPixels()) {
    return check;
  }
  throw new RasterFormatException(ERROR);
}

代码示例来源：origin: geotools/geotools

/** Sets the iterator to the next pixel in the image (that is, move rightward). */
public boolean nextPixelDone() {
  boolean check = src.nextPixelDone();
  if (check == dst.nextPixelDone()) {
    return check;
  }
  throw new RasterFormatException(ERROR);
}

代码示例来源：origin: geotools/geotools

/**
 * Sets the iterator to the next line in the image, and returns {@code true} if the bottom row
 * of the bounding rectangle has been passed.
 */
public boolean nextLineDone() {
  boolean check = src.nextLineDone();
  if (check == dst.nextLineDone()) {
    return check;
  }
  throw new RasterFormatException(ERROR);
}

代码示例来源：origin: org.geotools/gt2-coverageio

/**
 * Sets the iterator to the next line in the image.
 */
public boolean nextLineDone() {
  if (iterator.nextLineDone()) {
    return true;
  }
  iterator.jumpLines(dy);
  return false;
}

代码示例来源：origin: org.geotools/gt2-coverageio

/**
 * Sets the iterator to the next pixel in the image.
 */
public boolean nextPixelDone() {
  if (iterator.nextPixelDone()) {
    return true;
  }
  iterator.jumpPixels(dx);
  return false;
}