setprob.f.html CLAWPACK  
 Source file:   setprob.f
 Directory:   /Users/rjl/clawpack_src/clawpack_master/apps/fvmbook/chap20/burgers
 Converted:   Sat Mar 23 2024 at 11:04:47   using clawcode2html
 This documentation file will not reflect any later changes in the source file. 

 
      subroutine setprob
      implicit double precision (a-h,o-z)
      character*12 fname
      common /comrp/ theta
c
c     # Burgers' equation at an angle theta to the grid,
c     #  u_t + cos(theta)*(0.5*u^2)_x + sin(theta)*(0.5*u^2)_y = 0
c
c     # Set theta for angle 
c     # Passed to the Riemann solver rp1.f in a common block
c
c
      iunit = 7
      fname = 'setprob.data'
c     # open the unit with new routine from Clawpack 4.4 to skip over
c     # comment lines starting with #:
      call opendatafile(iunit, fname)
                
      read(7,*) theta

      return
      end