slen.F File Reference

#include "implicit_f.inc"
#include "mvsiz_p.inc"
#include "vect01_c.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	slen (x1, x2, x3, x4, y1, y2, y3, y4, z1, z2, z3, z4, j, area, aream)

Function/Subroutine Documentation

slen()

subroutine slen	(		x1,
			x2,
			x3,
			x4,
			y1,
			y2,
			y3,
			y4,
			z1,
			z2,
			z3,
			z4,
		integer	j,
			area,
			aream )

Definition at line 29 of file slen.F.

C-----------------------------------------------------------
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   G l o b a l   P a r a m e t e r s
C-----------------------------------------------
#include      "mvsiz_p.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER J
      my_real
     .   x1(*), x2(*), x3(*), x4(*), y1(*), y2(*), y3(*), y4(*),
     .   z1(*), z2(*), z3(*), z4(*),
     .   area(6, *), aream(*)
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "vect01_c.inc"
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
      my_real
     .   x13(mvsiz), x24(mvsiz), y13(mvsiz),
     .   y24(mvsiz), z13(mvsiz), z24(mvsiz), 
     .   fs1(mvsiz), fs2(mvsiz), fs3(mvsiz), ft1(mvsiz), ft2(mvsiz),
     .   ft3(mvsiz), e(mvsiz), f(mvsiz), g(mvsiz)
C-----------------------------------------------------------------------
C
      DO i=lft,llt
        x13(i)    = x3(i)-x1(i)
        x24(i)    = x4(i)-x2(i)
        y13(i)    = y3(i)-y1(i)
        y24(i)    = y4(i)-y2(i)
        z13(i)    = z3(i)-z1(i)
        z24(i)    = z4(i)-z2(i)
        fs1(i)    = x13(i)-x24(i)
        ft1(i)    = x13(i)+x24(i)
        fs2(i)    = y13(i)-y24(i)
        ft2(i)    = y13(i)+y24(i)
        fs3(i)    = z13(i)-z24(i)
        ft3(i)    = z13(i)+z24(i)
        e(i)      = fs1(i)*fs1(i)+fs2(i)*fs2(i)+fs3(i)*fs3(i)
        f(i)      = fs1(i)*ft1(i)+fs2(i)*ft2(i)+fs3(i)*ft3(i)
        g(i)      = ft1(i)*ft1(i)+ft2(i)*ft2(i)+ft3(i)*ft3(i)
        area(j,i) = e(i)*g(i)-f(i)*f(i)
        aream(i)  = max(area(j,i),aream(i))
      END DO
      
      RETURN