Computational routine
eng

##
switchn

### File content

    /* Copyright INRIA */
    #include "../machine.h"

    void
    switchn(flag,nevprt,t,xd,x,nx,z,nz,tvec,ntvec,rpar,nrpar,
    	       ipar,nipar,inptr,insz,nin,outptr,outsz,nout)
    integer *flag,*nevprt,*nx,*nz,*ntvec,*nrpar,ipar[],*nipar,insz[],*nin,outsz[],*nout;
    double x[],xd[],z[],tvec[],rpar[];
    double *inptr[],*outptr[],*t;

    {

        int k;
        double *y;
        double *u;
        int /*nev,*/ic;
        ic=ipar[0];
        if (*nin>1) {
          y=(double *)outptr[0];
          u=(double *)inptr[ic];
          for (k=0;k<outsz[0];k++)
    	*(y++)=*(u++);
        }
        else {
          y=(double *)outptr[ic];
          u=(double *)inptr[0];
          for (k=0;k<outsz[0];k++)
    	*(y++)=*(u++);
        }
    }