rectcyltrfm.f File Reference

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Functions/Subroutines
subroutine	rectcyltrfm (node, co, cs, icntrl, fin, fout)

Function/Subroutine Documentation

rectcyltrfm()

subroutine rectcyltrfm	(	integer	node,
		real*8, dimension(3,*)	co,
		real*8, dimension(17,*)	cs,
		integer	icntrl,
		real*8, dimension(3)	fin,
		real*8, dimension(3)	fout
	)

!
!     transforms a vector fin(1..3) in node "node" with coordinates
!     in co(1..3,node) from the global rectangular system into a local
!     cyclic symmetric cylindrical system or vice versa. The result
!     is stored in fout(1..3)
!
      implicit none
!
      integer node,icntrl,i
!
      real*8 co(3,*),cs(17,*),csab(7),fin(3),fout(3),a(3,3)
!
      do i=1,7
         csab(i)=cs(5+i,1)
      enddo
!     
      if(icntrl.eq.2) then
!
!        global rectangular -> cylindrical
!
         call transformatrix(csab,co(1,node),a)
!     
         fout(1)=fin(1)*a(1,1)+fin(2)*a(2,1)+fin(3)*a(3,1)
         fout(2)=fin(1)*a(1,2)+fin(2)*a(2,2)+fin(3)*a(3,2)
         fout(3)=fin(1)*a(1,3)+fin(2)*a(2,3)+fin(3)*a(3,3)
!
      elseif(icntrl.eq.-2) then
!
!        cylindrical -> global rectangular
!
         call transformatrix(csab,co(1,node),a)
!     
         fout(1)=fin(1)*a(1,1)+fin(2)*a(1,2)+fin(3)*a(1,3)
         fout(2)=fin(1)*a(2,1)+fin(2)*a(2,2)+fin(3)*a(2,3)
         fout(3)=fin(1)*a(3,1)+fin(2)*a(3,2)+fin(3)*a(3,3)
!
      endif
!     
      return