1 files changed, 108 insertions, 0 deletions
diff --git a/sci_gateway/cpp/opencv_minimumenclosingcirlce.cpp b/sci_gateway/cpp/opencv_minimumenclosingcirlce.cpp
new file mode 100644
index 0000000..8f76962
--- /dev/null
+++ b/sci_gateway/cpp/opencv_minimumenclosingcirlce.cpp
@@ -0,0 +1,108 @@
+/* ==================================================================== */
+/* Author :Priyanka Hiranandani NIT Surat                               */
+/* ==================================================================== */
+/* Syntax : [x.center,y.center,r.radius]=minenclosingcircle(InputArray points)
+/* ==================================================================== */
+#include <numeric>
+#include "opencv2/core/core.hpp"
+#include "opencv2/highgui/highgui.hpp"
+#include "opencv2/opencv.hpp"
+#include <iostream>
+#include <sciprint.h>
+using namespace cv;
+using namespace std;
+  extern "C"
+  {
+  #include "api_scilab.h"
+  #include "Scierror.h"
+  #include "BOOL.h"
+  #include <localization.h>
+  #include "../common.h"
+  int minimumenclosingcirlce(char *fname, unsigned long fname_len)
+    {
+    // Error management variable
+        SciErr sciErr;
+    //variable info
+	int iRows		= 0;
+	int iCols		= 0;
+        int piRows		= 0;
+	int piCols		= 0;
+	int* piAddr		= NULL;
+        int* piAddr2            = NULL;
+        int* piAddr3            = NULL;
+        int* piAddr4            = NULL;
+        int* piAddr5            = NULL;
+        int* piAddr6            = NULL;
+        int* piAddrNew          = NULL;
+	int* piLen		= NULL;
+	double *pstData	        = NULL;
+        char **pstData2    	= NULL;
+        double *rrows;
+        double *rcols;
+        Point2f center;
+        float radius;
+        int error;         
+         //checking input argument 
+        CheckInputArgument(pvApiCtx,1,1);
+         //checking output argument
+        CheckOutputArgument(pvApiCtx,3,3);
+         //for first argument 
+         // get Address of first input  
+        sciErr =getVarAddressFromPosition(pvApiCtx,1,&piAddr);
+          //check for any error
+             if(sciErr.iErr)   
+               {
+               printError(&sciErr, 0);
+               return 0;
+               }      
+           //retrieve input array
+          //SciErr getMatrixOfDouble(void* _pvCtx, int* _piAddress, int* _piRows, int* _piCols, double** _pdblReal)
+        sciErr = getMatrixOfDouble(pvApiCtx, piAddr, &iRows, &iCols,&pstData);
+             if(sciErr.iErr)
+               {
+               printError(&sciErr, 0);
+               return 0;
+               }
+        int k=0;
+        vector<Point> contours;
+        for(int i=0;i<iCols;i++)
+         {
+                  
+               contours.push_back(Point2f(pstData[i],pstData[i+1])) ;   
+               i++;
+         }
+     
+        minEnclosingCircle(contours,center,radius);
+    ////////// Return the output arguments to the Scilab engine //////////
+        double p1,p2,c; //another way of returning pointer
+        p1=center.x;
+        p2=center.y;
+        c=radius;        
+       error=createScalarDouble(pvApiCtx,nbInputArgument(pvApiCtx)+1,p1);
+         if(error!=0)
+         {
+           sciprint("error occurred");
+           return 0;    
+         }  
+
+       error=createScalarDouble(pvApiCtx,nbInputArgument(pvApiCtx)+2,p2);
+         if(error!=0)
+         {
+           sciprint("error occurred");
+           return 0;    
+         }  
+       error=createScalarDouble(pvApiCtx,nbInputArgument(pvApiCtx)+3,c);
+         if(error!=0)
+         {
+           sciprint("error occurred");
+           return 0;    
+         }  
+        AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
+        AssignOutputVariable(pvApiCtx, 2) = nbInputArgument(pvApiCtx) + 2;
+        AssignOutputVariable(pvApiCtx, 3) = nbInputArgument(pvApiCtx) + 3;
+        ReturnArguments(pvApiCtx);    
+
+        return 0;     
+}
+}
+