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*** Author: Sravanthi Kota Venkata ********************************/ #include <stdio.h> #include <stdlib.h> #include "localization.h" F2D* quatConj(F2D* a) { F2D* retQuat; int rows, cols; int i, j, k; rows = a->height; cols = a->width; retQuat = fSetArray(rows, 4, 0); for(i=0; i<rows; i++) { k=0; subsref(retQuat,i,k++) = subsref(a,i,0); subsref(retQuat,i,k++) = -subsref(a,i,1); subsref(retQuat,i,k++) = -subsref(a,i,2); subsref(retQuat,i,k) = -subsref(a,i,3); } return retQuat; }