add findContours command

src/main/java/de/monticore/lang/monticar/generator/cpp/LanguageUnitCPP.java

@@ -125,7 +125,11 @@ public class LanguageUnitCPP extends LanguageUnit {
             resultString += "#include \"" + string + ".h\"\n";
 
         for(String string: bluePrint.getCVIncludeStrings())
-            resultString += "#include \"" + string + ".hpp\"\n";
+            if(string.contains("vector")){
+                resultString += "#include <" + string +">\n";
+            }else {
+                resultString += "#include \"" + string + ".hpp\"\n";
+            }
         if (generatorCPP.isExecutionLoggingActive)
             resultString += "#include <fstream>\n";
 

src/main/java/de/monticore/lang/monticar/generator/cpp/commands/FindContoursCommand.java

@@ -19,7 +19,7 @@ import java.util.List;
  * @author Ahmed Diab
  */
 
-public class FindContoursCommand extends MathCommand{
+public class FindContoursCommand extends ArgumentReturnMathCommand{
     public FindContoursCommand() {
         setMathCommandName("findContours");
     }
@@ -52,6 +52,7 @@ public class FindContoursCommand extends MathCommand{
 
         mathMatrixNameExpressionSymbol.getMathMatrixAccessOperatorSymbol().setMathMatrixAccessSymbols(newMatrixAccessSymbols);
         ((BluePrintCPP) bluePrint).addCVIncludeString("opencv2/imgproc");
+        ((BluePrintCPP) bluePrint).addCVIncludeString("vector");
 
     }
 }

src/test/resources/results/armadillo/testMath/l0/test_math_findContoursCommandTest.h

@@ -5,17 +5,26 @@
 #endif
 #include "armadillo"
 #include "opencv2/imgproc.hpp"
+#include <vector>
 using namespace arma;
 using namespace cv;
 class test_math_findContoursCommandTest{
 public:
+mat image;
+int mode;
+int method;
+mat hierarchy;
+mat contours;
 void init()
 {
+image=mat(n,m);
+hierarchy=mat(x,y);
+contours=mat(w,z);
 }
 void execute()
 {
-double a = (findContours(0, 0, 0, 0, 0));
+findContours(image, contours, hierarchy, mode, method);
 }
 
 };
-#endif
+#endif
\ No newline at end of file

src/test/resources/test/math/FindContoursCommandTest.emam

@@ -2,7 +2,14 @@
 package test.math;
 
 component FindContoursCommandTest{
-    implementation Math{
-        Q a = findContours(0,0,0,0,0);
+    port
+        in Q^{n,m} image,
+        in Z mode,
+        in Z method,
+        out Q^{x,y} hierarchy,
+        out Q^{w,z} contours;
+
+    implementation Math {
+        contours = findContours(image, hierarchy, mode, method);
     }
 }