org.apache.lucene.geo.GeoEncodingUtils.decodeLongitude()方法的使用及代码示例

x33g5p2x  于2022-01-20 转载在 其他  
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本文整理了Java中org.apache.lucene.geo.GeoEncodingUtils.decodeLongitude()方法的一些代码示例，展示了GeoEncodingUtils.decodeLongitude()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。GeoEncodingUtils.decodeLongitude()方法的具体详情如下：
包路径：org.apache.lucene.geo.GeoEncodingUtils
类名称：GeoEncodingUtils
方法名：decodeLongitude

GeoEncodingUtils.decodeLongitude介绍

[英]Turns quantized value from #encodeLongitude back into a double.
[中]将量化值从#encodeLongitude变回double。

代码示例

代码示例来源：origin: org.apache.lucene/lucene-core

/**
 * Turns quantized value from byte array back into a double.
 * @param src byte array containing 4 bytes to decode at {@code offset}
 * @param offset offset into {@code src} to decode from.
 * @return decoded longitude value.
 */
public static double decodeLongitude(byte[] src, int offset) {
 return decodeLongitude(NumericUtils.sortableBytesToInt(src, offset));
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
 protected String toString(int dimension, byte[] value) {
  if (dimension == 0) {
   return Double.toString(decodeLatitude(value, 0));
  } else if (dimension == 1) {
   return Double.toString(decodeLongitude(value, 0));
  } else {
   throw new AssertionError();
  }
 }
};

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public String toString() {
 StringBuilder result = new StringBuilder();
 result.append(getClass().getSimpleName());
 result.append(" <");
 result.append(name);
 result.append(':');
 long currentValue = (Long)fieldsData;
 result.append(decodeLatitude((int)(currentValue >> 32)));
 result.append(',');
 result.append(decodeLongitude((int)(currentValue & 0xFFFFFFFF)));
 result.append('>');
 return result.toString();
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public String toString(String field) {
 StringBuilder sb = new StringBuilder();
 if (!this.field.equals(field)) {
  sb.append(this.field);
  sb.append(':');
 }
 sb.append("box(minLat=").append(GeoEncodingUtils.decodeLatitude(minLatitude));
 sb.append(", maxLat=").append(GeoEncodingUtils.decodeLatitude(maxLatitude));
 sb.append(", minLon=").append(GeoEncodingUtils.decodeLongitude(minLongitude));
 sb.append(", maxLon=").append(GeoEncodingUtils.decodeLongitude(maxLongitude));
 return sb.append(")").toString();
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public String toString() {
 StringBuilder result = new StringBuilder();
 result.append(getClass().getSimpleName());
 result.append(" <");
 result.append(name);
 result.append(':');
 byte bytes[] = ((BytesRef) fieldsData).bytes;
 result.append(decodeLatitude(bytes, 0));
 result.append(',');
 result.append(decodeLongitude(bytes, Integer.BYTES));
 result.append('>');
 return result.toString();
}

代码示例来源：origin: org.apache.lucene/lucene-core

double docLongitude = decodeLongitude(longitudeBits);
cmp = Math.max(cmp, Double.compare(bottom, SloppyMath.haversinSortKey(latitude, longitude, docLatitude, docLongitude)));

代码示例来源：origin: org.apache.lucene/lucene-core

double sortKey(int doc) throws IOException {
 if (doc > currentDocs.docID()) {
  currentDocs.advance(doc);
 }
 double minValue = Double.POSITIVE_INFINITY;
 if (doc == currentDocs.docID()) {
  setValues();
  int numValues = currentDocs.docValueCount();
  for (int i = 0; i < numValues; i++) {
   long encoded = currentValues[i];
   double docLatitude = decodeLatitude((int)(encoded >> 32));
   double docLongitude = decodeLongitude((int)(encoded & 0xFFFFFFFF));
   minValue = Math.min(minValue, SloppyMath.haversinSortKey(latitude, longitude, docLatitude, docLongitude));
  }
 }
 return minValue;
}

代码示例来源：origin: org.apache.lucene/lucene-core

/** Check whether the given point is within the considered polygon.
  *  NOTE: this operates directly on the encoded representation of points. */
 public boolean test(int lat, int lon) {
  final int lat2 = ((lat - Integer.MIN_VALUE) >>> latShift);
  if (lat2 < latBase || lat2 >= latBase + maxLatDelta) {
   return false;
  }
  int lon2 = ((lon - Integer.MIN_VALUE) >>> lonShift);
  if (lon2 < lonBase) { // wrap
   lon2 += 1 << (32 - lonShift);
  }
  assert Integer.toUnsignedLong(lon2) >= lonBase;
  assert lon2 - lonBase >= 0;
  if (lon2 - lonBase >= maxLonDelta) {
   return false;
  }
  final int relation = relations[(lat2 - latBase) * maxLonDelta + (lon2 - lonBase)];
  if (relation == Relation.CELL_CROSSES_QUERY.ordinal()) {
   return tree.contains(decodeLatitude(lat), decodeLongitude(lon));
  } else {
   return relation == Relation.CELL_INSIDE_QUERY.ordinal();
  }
 }
}

代码示例来源：origin: org.apache.lucene/lucene-core

/** Check whether the given point is within a distance of another point.
  *  NOTE: this operates directly on the encoded representation of points. */
 public boolean test(int lat, int lon) {
  final int lat2 = ((lat - Integer.MIN_VALUE) >>> latShift);
  if (lat2 < latBase || lat2 >= latBase + maxLatDelta) {
   return false;
  }
  int lon2 = ((lon - Integer.MIN_VALUE) >>> lonShift);
  if (lon2 < lonBase) { // wrap
   lon2 += 1 << (32 - lonShift);
  }
  assert Integer.toUnsignedLong(lon2) >= lonBase;
  assert lon2 - lonBase >= 0;
  if (lon2 - lonBase >= maxLonDelta) {
   return false;
  }
  final int relation = relations[(lat2 - latBase) * maxLonDelta + (lon2 - lonBase)];
  if (relation == Relation.CELL_CROSSES_QUERY.ordinal()) {
   return SloppyMath.haversinSortKey(
     decodeLatitude(lat), decodeLongitude(lon),
     this.lat, this.lon) <= distanceKey;
  } else {
   return relation == Relation.CELL_INSIDE_QUERY.ordinal();
  }
 }
}

代码示例来源：origin: org.elasticsearch/elasticsearch

public static double decodeLongitude(long encodedLatLon) {
  return GeoEncodingUtils.decodeLongitude((int) (encodedLatLon & 0xFFFFFFFFL));
}

代码示例来源：origin: org.apache.lucene/lucene-core

decodeLongitude(boxMinLon), decodeLongitude(boxMaxLon))).ordinal();

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
 public String toString() {
  final StringBuilder sb = new StringBuilder();
  sb.append("Rectangle(lat=");
  sb.append(decodeLatitude(minY));
  sb.append(" TO ");
  sb.append(decodeLatitude(maxY));
  sb.append(" lon=");
  sb.append(decodeLongitude(minX));
  sb.append(" TO ");
  sb.append(decodeLongitude(maxX));
  if (maxX < minX) {
   sb.append(" [crosses dateline!]");
  }
  sb.append(")");
  return sb.toString();
 }
}

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
protected boolean queryMatches(byte[] t, int[] scratchTriangle) {
 XLatLonShape.decodeTriangle(t, scratchTriangle);
 double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle[0]);
 double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle[1]);
 double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle[2]);
 double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle[3]);
 double clat = GeoEncodingUtils.decodeLatitude(scratchTriangle[4]);
 double clon = GeoEncodingUtils.decodeLongitude(scratchTriangle[5]);
 if (queryRelation == QueryRelation.WITHIN) {
  return poly2D.relateTriangle(alon, alat, blon, blat, clon, clat) == Relation.CELL_INSIDE_QUERY;
 }
 // INTERSECTS
 return poly2D.relateTriangle(alon, alat, blon, blat, clon, clat) != Relation.CELL_OUTSIDE_QUERY;
}

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
protected boolean queryMatches(byte[] t, int[] scratchTriangle) {
 XLatLonShape.decodeTriangle(t, scratchTriangle);
 double alat = GeoEncodingUtils.decodeLatitude(scratchTriangle[0]);
 double alon = GeoEncodingUtils.decodeLongitude(scratchTriangle[1]);
 double blat = GeoEncodingUtils.decodeLatitude(scratchTriangle[2]);
 double blon = GeoEncodingUtils.decodeLongitude(scratchTriangle[3]);
 double clat = GeoEncodingUtils.decodeLatitude(scratchTriangle[4]);
 double clon = GeoEncodingUtils.decodeLongitude(scratchTriangle[5]);
 if (queryRelation == XLatLonShape.QueryRelation.WITHIN) {
  return line2D.relateTriangle(alon, alat, blon, blat, clon, clat) == Relation.CELL_INSIDE_QUERY;
 }
 // INTERSECTS
 return line2D.relateTriangle(alon, alat, blon, blat, clon, clat) != Relation.CELL_OUTSIDE_QUERY;
}

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
  public GeoPoint nextValue() throws IOException {
    final long encoded = numericValues.nextValue();
    point.reset(GeoEncodingUtils.decodeLatitude((int) (encoded >>> 32)),
        GeoEncodingUtils.decodeLongitude((int) encoded));
    return point;
  }
};

代码示例来源：origin: org.elasticsearch/elasticsearch

public GeoPoint resetFromIndexableField(IndexableField field) {
  if (field instanceof LatLonPoint) {
    BytesRef br = field.binaryValue();
    byte[] bytes = Arrays.copyOfRange(br.bytes, br.offset, br.length);
    return this.reset(
      GeoEncodingUtils.decodeLatitude(bytes, 0),
      GeoEncodingUtils.decodeLongitude(bytes, Integer.BYTES));
  } else if (field instanceof LatLonDocValuesField) {
    long encoded = (long)(field.numericValue());
    return this.reset(
      GeoEncodingUtils.decodeLatitude((int)(encoded >>> 32)),
      GeoEncodingUtils.decodeLongitude((int)encoded));
  }
  return resetFromIndexHash(Long.parseLong(field.stringValue()));
}

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
protected Relation relateRangeBBoxToQuery(int minXOffset, int minYOffset, byte[] minTriangle,
                     int maxXOffset, int maxYOffset, byte[] maxTriangle) {
 double minLat = GeoEncodingUtils.decodeLatitude(NumericUtils.sortableBytesToInt(minTriangle, minYOffset));
 double minLon = GeoEncodingUtils.decodeLongitude(NumericUtils.sortableBytesToInt(minTriangle, minXOffset));
 double maxLat = GeoEncodingUtils.decodeLatitude(NumericUtils.sortableBytesToInt(maxTriangle, maxYOffset));
 double maxLon = GeoEncodingUtils.decodeLongitude(NumericUtils.sortableBytesToInt(maxTriangle, maxXOffset));
 // check internal node against query
 return line2D.relate(minLat, maxLat, minLon, maxLon);
}

代码示例来源：origin: org.elasticsearch/elasticsearch

@Override
protected Relation relateRangeBBoxToQuery(int minXOffset, int minYOffset, byte[] minTriangle,
                     int maxXOffset, int maxYOffset, byte[] maxTriangle) {
 double minLat = GeoEncodingUtils.decodeLatitude(NumericUtils.sortableBytesToInt(minTriangle, minYOffset));
 double minLon = GeoEncodingUtils.decodeLongitude(NumericUtils.sortableBytesToInt(minTriangle, minXOffset));
 double maxLat = GeoEncodingUtils.decodeLatitude(NumericUtils.sortableBytesToInt(maxTriangle, maxYOffset));
 double maxLon = GeoEncodingUtils.decodeLongitude(NumericUtils.sortableBytesToInt(maxTriangle, maxXOffset));
 // check internal node against query
 return poly2D.relate(minLat, maxLat, minLon, maxLon);
}

代码示例来源：origin: org.apache.lucene/lucene-sandbox

private static double approxBestDistance(byte[] minPackedValue, byte[] maxPackedValue, double pointLat, double pointLon) {
 double minLat = decodeLatitude(minPackedValue, 0);
 double minLon = decodeLongitude(minPackedValue, Integer.BYTES);
 double maxLat = decodeLatitude(maxPackedValue, 0);
 double maxLon = decodeLongitude(maxPackedValue, Integer.BYTES);
 return approxBestDistance(minLat, maxLat, minLon, maxLon, pointLat, pointLon);
}

代码示例来源：origin: org.apache.lucene/lucene-sandbox

@Override
protected Relation relateRangeBBoxToQuery(int minXOffset, int minYOffset, byte[] minTriangle,
                           int maxXOffset, int maxYOffset, byte[] maxTriangle) {
 double minLat = GeoEncodingUtils.decodeLatitude(LatLonShape.decodeTriangleBoxVal(minTriangle, minYOffset));
 double minLon = GeoEncodingUtils.decodeLongitude(LatLonShape.decodeTriangleBoxVal(minTriangle, minXOffset));
 double maxLat = GeoEncodingUtils.decodeLatitude(LatLonShape.decodeTriangleBoxVal(maxTriangle, maxYOffset));
 double maxLon = GeoEncodingUtils.decodeLongitude(LatLonShape.decodeTriangleBoxVal(maxTriangle, maxXOffset));
 // check internal node against query
 return line2D.relate(minLat, maxLat, minLon, maxLon);
}

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