com.graphhopper.util.Helper.round2()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com.graphhopper.util.Helper.round2()方法的一些代码示例，展示了Helper.round2()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。Helper.round2()方法的具体详情如下：
包路径：com.graphhopper.util.Helper
类名称：Helper
方法名：round2

Helper.round2介绍

暂无

代码示例

代码示例来源：origin: graphhopper/graphhopper

  1. public double calculateElevationBasedOnTwoPoints(double lat, double lon, double lat0,
  2.                          double lon0, double ele0, double lat1, double lon1, double ele1) {
  3.   double dlat0 = lat0 - lat;
  4.   double dlon0 = lon0 - lon;
  5.   double dlat1 = lat1 - lat;
  6.   double dlon1 = lon1 - lon;
  7.   double l0 = Math.sqrt(dlon0 * dlon0 + dlat0 * dlat0);
  8.   double l1 = Math.sqrt(dlon1 * dlon1 + dlat1 * dlat1);
  9.   double l = l0 + l1;
  10.   if (l < EPSILON) {
  11.     // If points are too close to each other, return elevation of the
  12.     // point which is closer;
  13.     return l0 <= l1 ? ele0 : ele1;
  14.   } else {
  15.     // Otherwise do linear interpolation
  16.     return round2(ele0 + (ele1 - ele0) * l0 / l);
  17.   }
  18. }

代码示例来源：origin: graphhopper/graphhopper

  1. /**
  2.  * @return array containing this bounding box. Attention: GeoJson is lon,lat! If 3D is gets even
  3.  * worse: lon,lat,ele
  4.  */
  5. public List<Double> toGeoJson() {
  6.   List<Double> list = new ArrayList<>(4);
  7.   list.add(Helper.round6(minLon));
  8.   list.add(Helper.round6(minLat));
  9.   // hmh
  10.   if (elevation)
  11.     list.add(Helper.round2(minEle));
  12.   list.add(Helper.round6(maxLon));
  13.   list.add(Helper.round6(maxLat));
  14.   if (elevation)
  15.     list.add(Helper.round2(maxEle));
  16.   return list;
  17. }

代码示例来源：origin: graphhopper/graphhopper

  1. public void createRteptBlock(StringBuilder output, Instruction instruction, Instruction nextI, DecimalFormat decimalFormat) {
  2.   output.append("\n<rtept lat=\"").append(decimalFormat.format(instruction.getFirstLat())).
  3.       append("\" lon=\"").append(decimalFormat.format(instruction.getFirstLon())).append("\">");
  4.   if (!instruction.getName().isEmpty())
  5.     output.append("<desc>").append(simpleXMLEscape(instruction.getTurnDescription(tr))).append("</desc>");
  6.   output.append("<extensions>");
  7.   output.append("<gh:distance>").append(Helper.round(instruction.getDistance(), 1)).append("</gh:distance>");
  8.   output.append("<gh:time>").append(instruction.getTime()).append("</gh:time>");
  9.   String direction = instruction.calcDirection(nextI);
  10.   if (!direction.isEmpty())
  11.     output.append("<gh:direction>").append(direction).append("</gh:direction>");
  12.   double azimuth = instruction.calcAzimuth(nextI);
  13.   if (!Double.isNaN(azimuth))
  14.     output.append("<gh:azimuth>").append(Helper.round2(azimuth)).append("</gh:azimuth>");
  15.   if (instruction instanceof RoundaboutInstruction) {
  16.     RoundaboutInstruction ri = (RoundaboutInstruction) instruction;
  17.     output.append("<gh:exit_number>").append(ri.getExitNumber()).append("</gh:exit_number>");
  18.   }
  19.   output.append("<gh:sign>").append(instruction.getSign()).append("</gh:sign>");
  20.   output.append("</extensions>");
  21.   output.append("</rtept>");
  22. }

代码示例来源：origin: graphhopper/graphhopper

  1. gpxOutput.append("\" lon=\"").append(decimalFormat.format(entry.getLon())).append("\">");
  2. if (includeElevation)
  3.   gpxOutput.append("<ele>").append(Helper.round2(entry.getEle())).append("</ele>");
  4. gpxOutput.append("<time>").append(formatter.format(startTimeMillis + entry.getTime())).append("</time>");
  5. gpxOutput.append("</trkpt>");

代码示例来源：origin: graphhopper/graphhopper

  1. double d = a * lat0 + b * lon0 + c * ele0;
  2. double ele = (d - a * lat - b * lon) / c;
  3. return round2(ele);

代码示例来源：origin: graphhopper/graphhopper

  1. + " time:" + round2(lmRsp.getBest().getTime() / 1000) + ", original: " + round2(originalRsp.getBest().getTime() / 1000)
  2. + " points:" + lmRsp.getBest().getPoints().size() + ", original: " + originalRsp.getBest().getPoints().size();

代码示例来源：origin: graphhopper/graphhopper

  1. " weight:" + noSodRsp.getBest().getRouteWeight() + ", original: " + sodRsp.getBest().getRouteWeight()
  2.     + " distance:" + noSodRsp.getBest().getDistance() + ", original: " + sodRsp.getBest().getDistance()
  3.     + " time:" + round2(noSodRsp.getBest().getTime() / 1000) + ", original: " + round2(sodRsp.getBest().getTime() / 1000)
  4.     + " points:" + noSodRsp.getBest().getPoints().size() + ", original: " + sodRsp.getBest().getPoints().size();

代码示例来源：origin: graphhopper/graphhopper

  1. ele += eles[index] * vs[index] / v;
  2. return round2(ele);

代码示例来源：origin: com.graphhopper/graphhopper

  1. private String getTimesAsString()
  2. {
  3.   return "t(dijk):" + Helper.round2(dijkstraTime)
  4.       + ", t(period):" + Helper.round2(periodTime)
  5.       + ", t(lazy):" + Helper.round2(lazyTime)
  6.       + ", t(neighbor):" + Helper.round2(neighborTime);
  7. }

代码示例来源：origin: com.rgi-corp/graphhopper

  1. private String getTimesAsString() {
  2.   return "t(dijk):" + Helper.round2(dijkstraTime)
  3.       + ", t(period):" + Helper.round2(periodTime)
  4.       + ", t(lazy):" + Helper.round2(lazyTime)
  5.       + ", t(neighbor):" + Helper.round2(neighborTime);
  6. }

代码示例来源：origin: com.graphhopper/graphhopper-core

  1. public double calculateElevationBasedOnTwoPoints(double lat, double lon, double lat0,
  2.                          double lon0, double ele0, double lat1, double lon1, double ele1) {
  3.   double dlat0 = lat0 - lat;
  4.   double dlon0 = lon0 - lon;
  5.   double dlat1 = lat1 - lat;
  6.   double dlon1 = lon1 - lon;
  7.   double l0 = Math.sqrt(dlon0 * dlon0 + dlat0 * dlat0);
  8.   double l1 = Math.sqrt(dlon1 * dlon1 + dlat1 * dlat1);
  9.   double l = l0 + l1;
  10.   if (l < EPSILON) {
  11.     // If points are too close to each other, return elevation of the
  12.     // point which is closer;
  13.     return l0 <= l1 ? ele0 : ele1;
  14.   } else {
  15.     // Otherwise do linear interpolation
  16.     return round2(ele0 + (ele1 - ele0) * l0 / l);
  17.   }
  18. }

代码示例来源：origin: com.rgi-corp/graphhopper

  1. public double calculateElevationBasedOnTwoPoints(double lat, double lon, double lat0,
  2.                          double lon0, double ele0, double lat1, double lon1, double ele1) {
  3.   double dlat0 = lat0 - lat;
  4.   double dlon0 = lon0 - lon;
  5.   double dlat1 = lat1 - lat;
  6.   double dlon1 = lon1 - lon;
  7.   double l0 = Math.sqrt(dlon0 * dlon0 + dlat0 * dlat0);
  8.   double l1 = Math.sqrt(dlon1 * dlon1 + dlat1 * dlat1);
  9.   double l = l0 + l1;
  10.   if (l < EPSILON) {
  11.     // If points are too close to each other, return elevation of the
  12.     // point which is closer;
  13.     return l0 <= l1 ? ele0 : ele1;
  14.   } else {
  15.     // Otherwise do linear interpolation
  16.     return round2(ele0 + (ele1 - ele0) * l0 / l);
  17.   }
  18. }

代码示例来源：origin: com.graphhopper/graphhopper-api

  1. /**
  2.  * @return array containing this bounding box. Attention: GeoJson is lon,lat! If 3D is gets even
  3.  * worse: lon,lat,ele
  4.  */
  5. public List<Double> toGeoJson() {
  6.   List<Double> list = new ArrayList<>(4);
  7.   list.add(Helper.round6(minLon));
  8.   list.add(Helper.round6(minLat));
  9.   // hmh
  10.   if (elevation)
  11.     list.add(Helper.round2(minEle));
  12.   list.add(Helper.round6(maxLon));
  13.   list.add(Helper.round6(maxLat));
  14.   if (elevation)
  15.     list.add(Helper.round2(maxEle));
  16.   return list;
  17. }

代码示例来源：origin: com.rgi-corp/graphhopper

  1. /**
  2.  * @return array containing this bounding box. Attention: GeoJson is lon,lat! If 3D is gets even
  3.  * worse: lon,lat,ele
  4.  */
  5. public List<Double> toGeoJson() {
  6.   List<Double> list = new ArrayList<Double>(4);
  7.   list.add(Helper.round6(minLon));
  8.   list.add(Helper.round6(minLat));
  9.   // hmh
  10.   if (elevation)
  11.     list.add(Helper.round2(minEle));
  12.   list.add(Helper.round6(maxLon));
  13.   list.add(Helper.round6(maxLat));
  14.   if (elevation)
  15.     list.add(Helper.round2(maxEle));
  16.   return list;
  17. }

代码示例来源：origin: com.graphhopper/graphhopper

  1. /**
  2.    * @return array containing this bounding box. Attention: GeoJson is lon,lat! If 3D is gets even
  3.    * worse: lon,lat,ele
  4.    */
  5.   public List<Double> toGeoJson()
  6.   {
  7.     List<Double> list = new ArrayList<Double>(4);
  8.     list.add(Helper.round6(minLon));
  9.     list.add(Helper.round6(minLat));
  10.     // hmh
  11.     if (elevation)
  12.       list.add(Helper.round2(minEle));
  14.     list.add(Helper.round6(maxLon));
  15.     list.add(Helper.round6(maxLat));
  16.     if (elevation)
  17.       list.add(Helper.round2(maxEle));
  19.     return list;
  20.   }
  21. }

代码示例来源：origin: com.graphhopper/graphhopper-api

  1. public void createRteptBlock(StringBuilder output, Instruction instruction, Instruction nextI, DecimalFormat decimalFormat) {
  2.   output.append("\n<rtept lat=\"").append(decimalFormat.format(instruction.getFirstLat())).
  3.       append("\" lon=\"").append(decimalFormat.format(instruction.getFirstLon())).append("\">");
  4.   if (!instruction.getName().isEmpty())
  5.     output.append("<desc>").append(simpleXMLEscape(instruction.getTurnDescription(tr))).append("</desc>");
  6.   output.append("<extensions>");
  7.   output.append("<gh:distance>").append(Helper.round(instruction.getDistance(), 1)).append("</gh:distance>");
  8.   output.append("<gh:time>").append(instruction.getTime()).append("</gh:time>");
  9.   String direction = instruction.calcDirection(nextI);
  10.   if (!direction.isEmpty())
  11.     output.append("<gh:direction>").append(direction).append("</gh:direction>");
  12.   double azimuth = instruction.calcAzimuth(nextI);
  13.   if (!Double.isNaN(azimuth))
  14.     output.append("<gh:azimuth>").append(Helper.round2(azimuth)).append("</gh:azimuth>");
  15.   if (instruction instanceof RoundaboutInstruction) {
  16.     RoundaboutInstruction ri = (RoundaboutInstruction) instruction;
  17.     output.append("<gh:exit_number>").append(ri.getExitNumber()).append("</gh:exit_number>");
  18.   }
  19.   output.append("<gh:sign>").append(instruction.getSign()).append("</gh:sign>");
  20.   output.append("</extensions>");
  21.   output.append("</rtept>");
  22. }

代码示例来源：origin: com.rgi-corp/graphhopper

  1. public void createRteptBlock(StringBuilder output, Instruction instruction, Instruction nextI) {
  2.   output.append("\n<rtept lat=\"").append(Helper.round6(instruction.getFirstLat())).
  3.       append("\" lon=\"").append(Helper.round6(instruction.getFirstLon())).append("\">");
  4.   if (!instruction.getName().isEmpty())
  5.     output.append("<desc>").append(simpleXMLEscape(instruction.getTurnDescription(tr))).append("</desc>");
  6.   output.append("<extensions>");
  7.   output.append("<gh:distance>").append(Helper.round(instruction.getDistance(), 1)).append("</gh:distance>");
  8.   output.append("<gh:time>").append(instruction.getTime()).append("</gh:time>");
  9.   String direction = instruction.calcDirection(nextI);
  10.   if (!direction.isEmpty())
  11.     output.append("<gh:direction>").append(direction).append("</gh:direction>");
  12.   double azimuth = instruction.calcAzimuth(nextI);
  13.   if (!Double.isNaN(azimuth))
  14.     output.append("<gh:azimuth>").append(Helper.round2(azimuth)).append("</gh:azimuth>");
  15.   output.append("<gh:sign>").append(instruction.getSign()).append("</gh:sign>");
  16.   output.append("</extensions>");
  17.   output.append("</rtept>");
  18. }

代码示例来源：origin: com.graphhopper/graphhopper

  1. public void createRteptBlock( StringBuilder output, Instruction instruction, Instruction nextI )
  2. {
  3.   output.append("\n<rtept lat=\"").append(Helper.round6(instruction.getFirstLat())).
  4.       append("\" lon=\"").append(Helper.round6(instruction.getFirstLon())).append("\">");
  5.   if (!instruction.getName().isEmpty())
  6.     output.append("<desc>").append(simpleXMLEscape(instruction.getTurnDescription(tr))).append("</desc>");
  7.   output.append("<extensions>");
  8.   output.append("<gh:distance>").append(Helper.round(instruction.getDistance(), 1)).append("</gh:distance>");
  9.   output.append("<gh:time>").append(instruction.getTime()).append("</gh:time>");
  10.   String direction = instruction.calcDirection(nextI);
  11.   if (!direction.isEmpty())
  12.     output.append("<gh:direction>").append(direction).append("</gh:direction>");
  13.   double azimuth = instruction.calcAzimuth(nextI);
  14.   if (!Double.isNaN(azimuth))
  15.     output.append("<gh:azimuth>").append(Helper.round2(azimuth)).append("</gh:azimuth>");
  16.   output.append("<gh:sign>").append(instruction.getSign()).append("</gh:sign>");
  17.   output.append("</extensions>");
  18.   output.append("</rtept>");
  19. }

代码示例来源：origin: com.rgi-corp/graphhopper

  1. public List<Double[]> toGeoJson(boolean includeElevation) {
  2.   ArrayList<Double[]> points = new ArrayList<Double[]>(size);
  3.   for (int i = 0; i < size; i++) {
  4.     if (includeElevation)
  5.       points.add(new Double[]{
  6.           Helper.round6(getLongitude(i)), Helper.round6(getLatitude(i)),
  7.           Helper.round2(getElevation(i))
  8.       });
  9.     else
  10.       points.add(new Double[]{
  11.           Helper.round6(getLongitude(i)), Helper.round6(getLatitude(i))
  12.       });
  13.   }
  14.   return points;
  15. }

代码示例来源：origin: com.graphhopper/graphhopper

  1. public List<Double[]> toGeoJson( boolean includeElevation )
  2. {
  3.   ArrayList<Double[]> points = new ArrayList<Double[]>(size);
  4.   for (int i = 0; i < size; i++)
  5.   {
  6.     if (includeElevation)
  7.       points.add(new Double[]
  8.       {
  9.         Helper.round6(getLongitude(i)), Helper.round6(getLatitude(i)),
  10.         Helper.round2(getElevation(i))
  11.       });
  12.     else
  13.       points.add(new Double[]
  14.       {
  15.         Helper.round6(getLongitude(i)), Helper.round6(getLatitude(i))
  16.       });
  17.   }
  18.   return points;
  19. }

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