qinit.f.html CLAWPACK  
 Source file:   qinit.f
 Directory:   /Users/rjl/git/rjleveque/clawpack-4.6.3/apps/burgers/1d/sine2n
 Converted:   Mon Jan 21 2013 at 20:15:24   using clawcode2html
 This documentation file will not reflect any later changes in the source file. 

 
c
c
c =========================================================
       subroutine qinit(maxmx,meqn,mbc,mx,xlower,dx,q,maux,aux)
c =========================================================
c
c     # Set initial conditions for q.
c
c     # Sinusoidal data for Burgers' equation
c
      implicit double precision (a-h,o-z)
      dimension q(1-mbc:maxmx+mbc, meqn)
      dimension aux(1-mbc:maxmx+mbc, *)
c
c
      pi2 = 8.d0*datan(1.d0)  !# = 2 * pi
      do 150 i=1,mx
         xcell = xlower + (i-0.5d0)*dx
         q(i,1) = 0.5d0 + dsin(pi2*xcell)
  150    continue
c
      return
      end