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-rw-r--r--sci_gateway/cpp/opencv_ellipse2poly.cpp171
1 files changed, 171 insertions, 0 deletions
diff --git a/sci_gateway/cpp/opencv_ellipse2poly.cpp b/sci_gateway/cpp/opencv_ellipse2poly.cpp
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+/********************************************************
+ Author: Abhilasha Sancheti
+*********************************************************
+ pts = ellipse2Poly(double center_x,double center_y,double width,double height,int angle, int arcStart, int arcEnd, int delta)
+********************************************************/
+
+#include <numeric>
+#include "opencv2/core/core.hpp"
+#include "opencv2/highgui/highgui.hpp"
+#include "opencv2/opencv.hpp"
+#include <iostream>
+using namespace cv;
+using namespace std;
+extern "C"
+{
+ #include "api_scilab.h"
+ #include "Scierror.h"
+ #include "BOOL.h"
+ #include <localization.h>
+ #include <sciprint.h>
+ #include "../common.h"
+
+ int opencv_ellipse2poly(char *fname, unsigned long fname_len)
+ {
+
+ SciErr sciErr;
+ int intErr=0;
+ int iRows=0,iCols=0;
+ int *piAddr1 = NULL;
+ int *piAddrNew = NULL;
+ int *piAddr2 = NULL;
+ int *piAddr3 = NULL;
+ int *piAddr4 = NULL;
+ int *piAddr5 = NULL;
+ int *piAddr6 = NULL;
+ int *piAddr7 = NULL;
+ int *piAddr8 = NULL;
+ double *pstData = NULL;
+ int i,j,k ;
+ double center_x,center_y,width,height,arcstart,arcend,delta,angle;
+
+
+
+ //checking input argument
+ CheckInputArgument(pvApiCtx, 8, 8);
+ CheckOutputArgument(pvApiCtx, 1, 1) ;
+
+//// to retreive the value of x coordinate of center
+
+ sciErr = getVarAddressFromPosition(pvApiCtx,1,&piAddr1);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr1 ,&center_x);
+ if(intErr)
+ return intErr;
+
+
+
+//// to retreive the value of y coordinate of center
+ sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr2,&center_y);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of width
+ sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr3,&width);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of height
+ sciErr = getVarAddressFromPosition(pvApiCtx,4,&piAddr4);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr4,&height);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of angle parameter
+ sciErr = getVarAddressFromPosition(pvApiCtx,5,&piAddr5);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr5,&angle);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of arcstart parameter
+ sciErr = getVarAddressFromPosition(pvApiCtx,6,&piAddr6);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr6,&arcstart);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of arcend parameter
+ sciErr = getVarAddressFromPosition(pvApiCtx,7,&piAddr7);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr7,&arcend);
+ if(intErr)
+ return intErr;
+
+//// to retreive the value of delta parameter
+ sciErr = getVarAddressFromPosition(pvApiCtx,8,&piAddr8);
+ if (sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+ intErr = getScalarDouble(pvApiCtx, piAddr8,&delta);
+ if(intErr)
+ return intErr;
+
+
+ vector<Point> pts;
+ Point center(center_x,center_y);
+ Size axes(width,height);
+ ellipse2Poly(center, axes, angle, arcstart, arcend,delta, pts);
+
+ int row = pts.size();
+ double *cor = (double *)malloc(row*2*sizeof(double));
+ for (int i=0;i<row;i++)
+ {
+ *(cor + i*2 +0)=pts[i].x;
+ // cout<<pts[i].x<<" "<<pts[i].y;
+ *(cor + i*2 +1)=pts[i].y;
+ }
+
+ sciErr = createMatrixOfDouble(pvApiCtx, nbInputArgument(pvApiCtx) + 1, row, 2, cor);
+ if(sciErr.iErr)
+ {
+ printError(&sciErr, 0);
+ return 0;
+ }
+
+
+ //Assigning the list as the Output Variable
+ AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
+ //Returning the Output Variables as arguments to the Scilab environment
+ ReturnArguments(pvApiCtx);
+ return 0;
+
+
+ }
+
+} \ No newline at end of file