qinit.f.html CLAWPACK  
 Source file:   qinit.f
 Directory:   /Users/rjl/git/clawpack/apps/fvmbook/chap11/greenlight
 Converted:   Wed Jan 4 2017 at 21:03:34   using clawcode2html
 This documentation file will not reflect any later changes in the source file. 

 
c
c
c =========================================================
       subroutine qinit(meqn,mbc,mx,xlower,dx,q,maux,aux)
c =========================================================
c
c     # Set initial conditions for q.
c
c
      implicit double precision (a-h,o-z)
      dimension q(meqn,1-mbc:mx+mbc)
      dimension aux(maux,1-mbc:mx+mbc)
      common /comic/ beta
c
c
      do 150 i=1,mx
	    xcell = xlower + (i-0.5d0)*dx
	    q(1,i) = dexp(-beta * (xcell-0.3d0)**2)
	    if (xcell .lt. 0.d0) then
	      q(1,i) = 1.00d0
	    else
	      q(1,i) = 0.0d0
	    endif
  150    continue
c
      return
      end