add the .yaml file to read target point

class_model/src/config.yaml

@@ -0,0 +1,4 @@
+routh1:
+  x: 1.0
+  y: 1.5
+  z: 0.0

class_model/src/main.cpp

@@ -1,6 +1,7 @@
 #include "class_model/mission.h"
 #include "class_model/choose_leader.h"
 #include "class_model/PubInfo.h"
+#include "yaml-cpp/yaml.h"
 
 int main(int argc, char **argv) {
 
@@ -21,7 +22,8 @@ int main(int argc, char **argv) {
     
     // SelectionClass selection_object;
     
-    
+    YAML::Node config = YAML::LoadFile("/home/dodo/ardupilot_ws/src/class_model/src/config.yaml");  //reading yaml parameter(target point)
+
     mode_object.set_Mode("GUIDED");
     control_object.arm();
     control_object.takeoff(4.5);

class_model/src/test_lib.cpp

@@ -0,0 +1,15 @@
+#include <iostream>
+#include "yaml-cpp/yaml.h"
+
+using namespace std;
+
+int main(int argc,char** argv){
+
+    YAML::Node config = YAML::LoadFile("/home/dodo/ardupilot_ws/src/class_model/src/config.yaml");
+
+    cout <<"x:"<<config["routh1"]["x"].as<float>()<<endl;
+    cout <<"y:"<<config["routh1"]["y"].as<float>()<<endl;
+
+
+    return 0;
+}