Module ELLIPGRID in ELLIPGRID

• ELLIPGRID Information

• Components
  • Fullsource from ITL

ELLIPGRID

 
Uses Laplace's equation to generate a two-dimensional boundary-fitted grid.
Creates a curvilinear coordinate system that maps the unit square onto a region
whose boundary is input by the user. The boundary must be divided into four sides:
bottom, left, top, right.
 
Classes  :  E3b . Grid or knot generation
            K6b . Grid or knot generation
            P .   Computational geometry (search also classes G and Q)
 
Type     : Fortran 77 subroutine in ELLIPGRID package.
Access   : Public domain. Portable.
Precision: Single.
 
Usage    : CALL LAPGRID (XB, YB, XL, YL, XT, YT, XR, YR, NB, NL, NT, NR, NUMI, NUMJ,
           X, Y, ALPHA, BETA, GAMMA, CENTER, TOL, OMEGA)
 
Details  : Fullsource
Sites    : (1) ITL
 

Implementation of ELLIPGRID from ELLIPGRID on ITL

 
ITL:       Unix Workstation Network, National Institute of Standards and
           Technology (NIST), Gaithersburg, MD. Available to NIST staff.
 
Precision: Single.
 
Access available only to NIST staff on internal Unix systems. They may access this
package provided the /itl tree is cross-mounted.
 
   Fullsource   : Anonymous FTP from math.nist.gov in
                  pub/saunders/lapgrid.f