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使用Python计算平面多边形间最短距离，数据需要从excel表格中导入，
* 多边形种类包括（圆形、矩形、六边形、五边形、跑道形/胶囊形），
* Python代码需要使用gjk算法进行判断两个多边形间是否重叠，
* 如果未重叠计算最短距离

package controller.com.codermart.controller;import java.util.ArrayList;
import java.util.Comparator;
import java.util.Random;/*** Created by Lenovo on 2023/10/16.*/
public class PythonAlgorithm {public static void main(String[] args) {int testVar=1;switch (testVar){case 1:break;case 2:break;}}/*** 使用Python计算平面多边形间最短距离，数据需要从excel表格中导入，* 多边形种类包括（圆形、矩形、六边形、五边形、跑道形/胶囊形），* Python代码需要使用gjk算法进行判断两个多边形间是否重叠，* 如果未重叠计算最短距离* @param shapeFir* @param shapeSec* @return*/public static Double getShapeDistance(Shape shapeFir,Shape shapeSec){if (shapeFir==null){return null;}if (shapeFir.getShapeWindowsCordination()==null){return null;}if (shapeFir.getShapeWindowsCordination().isEmpty()){return null;}if (shapeSec==null){return null;}if (shapeSec.getShapeWindowsCordination()==null){return null;}if (shapeSec.getShapeWindowsCordination().isEmpty()){return null;}//        String name = ShapeEnum.CIRCLER.getName();String shapeWindowsCordination = shapeFir.getShapeWindowsCordination();String shapeWindowsCordination1 = shapeSec.getShapeWindowsCordination();StringBuilder stringBuilder = new StringBuilder();for (int i = 0; i < shapeWindowsCordination.length(); i++) {char c = shapeWindowsCordination.charAt(i);if (Character.isDigit(c)){stringBuilder.append(Integer.valueOf(c));}else if (",".equals(c)){stringBuilder.append(" ");continue;}}String s = stringBuilder.toString();String[] split = s.split("\\s");ArrayList<Integer> integers = new ArrayList<>();for (int i = 0; i < split.length; i++) {integers.add(Integer.valueOf(split[i]));}StringBuilder stringBuilder1 = new StringBuilder();for (int i = 0; i < shapeWindowsCordination1.length(); i++) {char c = shapeWindowsCordination.charAt(i);if (Character.isDigit(c)){stringBuilder1.append(Integer.valueOf(c));}else if (",".equals(c)){stringBuilder.append(" ");continue;}}String s1 = stringBuilder1.toString();String[] split1 = s1.split("\\s");ArrayList<Integer> integers1 = new ArrayList<>();for (int i = 0; i < split1.length; i++) {integers1.add(Integer.valueOf(split1[i]));}Integer integer = integers.get(0);Integer integer1 = integers1.get(1);int i = integer * integer1;Integer integer2 = integers.get(0);Integer integer3 = integers1.get(1);int i1 = integer2 * integer3;int i2=0;if (i>i1){i2 = i - i1;}else {i2 = i1 - i;}double sqrtDistance = Math.sqrt(i2);return sqrtDistance;}public static Double getShortestDistance(Shape shapeFir, Shape shapeSec){if (shapeFir==null){return null;}if (shapeFir.getShapeWindowsCordination()==null){return null;}if (shapeFir.getShapeWindowsCordination().isEmpty()){return null;}if (shapeSec==null){return null;}if (shapeSec.getShapeWindowsCordination()==null){return null;}if (shapeSec.getShapeWindowsCordination().isEmpty()){return null;}//Random random = new Random(); //获取图形中的随机点ArrayList<Double> doubles = new ArrayList<>();int count=0;while (true){Double shapeDistance = getShapeDistance(shapeFir, shapeSec); // 计算随机点的两个坐标之间的距离doubles.add(shapeDistance);if (count>1000000){break;}count++;}doubles.sort(new Comparator<Double>() {@Overridepublic int compare(Double o1, Double o2) {if(o1>o2){return -1;}else if(o1<o2){return 1;}else {return 0;}}});Double minDistance = doubles.get(0);return minDistance;}
}/*** 圆形、矩形、六边形、五边形、跑道形/胶囊形*/
enum ShapeEnum{CIRCLER(1,"圆形",""),RECTANGLE(2,"矩形",""),SIXEDGESHAQUARE(3,"六边形",""),FIVEEDGESHAPE(4,"五边形",""),RUNNINGCIRCLE(5,"跑道形","");ShapeEnum(int index, String name, String desc) {this.index = index;this.name = name;this.desc = desc;}private int index;private String name;private String desc;public int getIndex() {return index;}public void setIndex(int index) {this.index = index;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getDesc() {return desc;}public void setDesc(String desc) {this.desc = desc;}
}
class Windows{private String id;private String windowsCordination; // 所定义的视窗窗口windows的坐标位置 (*,*)public String getId() {return id;}public void setId(String id) {this.id = id;}public String getWindowsCordination() {return windowsCordination;}public void setWindowsCordination(String windowsCordination) {this.windowsCordination = windowsCordination;}
}class Shape{private String id;private String name; //图形的形状private String shapeWindowsCordination; // 图形的形状放在视窗windows中的相对坐标 "(1,3)" , 视窗矩形的坐标private String windows_id;public String getId() {return id;}public void setId(String id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getWindows_id() {return windows_id;}public void setWindows_id(String windows_id) {this.windows_id = windows_id;}public String getShapeWindowsCordination() {return shapeWindowsCordination;}public void setShapeWindowsCordination(String shapeWindowsCordination) {this.shapeWindowsCordination = shapeWindowsCordination;}
}