save the change

UserData.h

@@ -162,7 +162,8 @@ typedef struct UserDataTag{
 	double flamePosition[2];
 	double flameTime[2];
 	size_t nTimeSteps;
-
+	/*heat release rate (HRR) data */
+	double* HRRdata;
 } *UserData;
 UserData allocateUserData(FILE *input);
 void setSaneDefaults(UserData data);