temp1 = temp2;
temp2 = temp;
interpx(f,clipMin,clipMax,min(jy+1,_ny-1),nx,kf,wf,temp2);
temp1 = temp2;
temp2 = temp;
interpx(f,clipMin,clipMax,jy,nx,kf,wf,temp1);
interpx(f,clipMin,clipMax, jy,nx,kf,wf,temp1);
interpx(f,clipMin,clipMax,min(jy+1,_ny-1),nx,kf,wf,temp2);