1 files changed, 68 insertions, 0 deletions
diff --git a/sci_gateway/cpp/sci_sym_getrowact.cpp b/sci_gateway/cpp/sci_sym_getrowact.cpp
new file mode 100644
index 0000000..fac3ddf
--- /dev/null
+++ b/sci_gateway/cpp/sci_sym_getrowact.cpp
@@ -0,0 +1,68 @@
+/*
+ * Symphony Toolbox
+ * Function to get the row activity after solving
+ * By Keyur Joshi
+ */
+#include "symphony.h"
+#include "sci_iofunc.hpp"
+
+extern sym_environment* global_sym_env; //defined in globals.cpp
+
+extern "C" {
+#include "api_scilab.h"
+#include "Scierror.h"
+#include "sciprint.h"
+#include "BOOL.h"
+#include <localization.h>
+
+int sci_sym_getRowActivity(char *fname){
+	
+	//error management variable
+	SciErr sciErr;
+	int iRet;
+	
+	//data declarations
+	int numConstr;
+	double *rowAct;
+	
+	//ensure that environment is active
+	if(global_sym_env==NULL){
+		sciprint("Error: Symphony environment not initialized. Please run 'sym_open()' first.\n");
+		return 1;
+	}
+	
+	//code to check arguments and get them
+	CheckInputArgument(pvApiCtx,0,0) ;
+	CheckOutputArgument(pvApiCtx,1,1) ;
+	
+	//code to process input
+	iRet=sym_get_num_rows(global_sym_env,&numConstr);
+	if(iRet==FUNCTION_TERMINATED_ABNORMALLY){
+		Scierror(999, "An error occured. Has the problem been solved? Is the problem feasible?\n");
+		return 1;
+	}
+	rowAct=new double[numConstr];
+	iRet=sym_get_row_activity(global_sym_env,rowAct);
+	if(iRet==FUNCTION_TERMINATED_ABNORMALLY){
+		Scierror(999, "An error occured. Has the problem been solved? Is the problem feasible?\n");
+		delete[] rowAct;
+		return 1;
+	}
+	
+	//code to give output
+	sciErr=createMatrixOfDouble(pvApiCtx,nbInputArgument(pvApiCtx)+1,numConstr,1,rowAct);
+	if (sciErr.iErr)
+	{
+		printError(&sciErr, 0);
+		delete[] rowAct;
+		return 1;
+	}
+	AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx)+1;
+	ReturnArguments(pvApiCtx);
+	
+	delete[] rowAct;
+	
+	return 0;
+}
+
+}