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fsi/adlib-amroc/BlastWave/src/init3.f


c
c
c     =====================================================
       subroutine ic(maxmx,maxmy,maxmz,meqn,mbc,mx,my,mz,
     &     x,y,z,dx,dy,dz,q)
c     =====================================================
c
       implicit double precision (a-h,o-z)
c
       include  "cuser.i"
c
       dimension q(meqn, 1-mbc:maxmx+mbc, 1-mbc:maxmy+mbc, 
     &      1-mbc:maxmz+mbc)
       dimension x(1-mbc:maxmx+mbc),y(1-mbc:maxmy+mbc),
     &      z(1-mbc:maxmz+mbc)
c
      idisc = 2

      do 60 k = 1, mz
         do 60 j = 1, my
            do 60 i = 1, mx
               if (dabs(x(i)-xc0).lt.rc0) then
                  r0 = sqrt(rc0**2-(x(i)-xc0)**2)
                  x0 = yc0
                  y0 = zc0
                  call cellave(y(j)-dy/2.d0,z(k)-dz/2.d0,dy,dz,wlx)
               else
                  wlx = 0.d0
               endif
               if (dabs(y(j)-yc0).lt.rc0) then
                  r0 = sqrt(rc0**2-(y(j)-yc0)**2)
                  x0 = zc0
                  y0 = xc0
                  call cellave(z(k)-dz/2.d0,x(i)-dx/2.d0,dz,dx,wly)
               else
                  wly = 0.d0
               endif
               if (dabs(z(k)-zc0).lt.rc0) then
                  r0 = sqrt(rc0**2-(z(k)-zc0)**2)
                  x0 = xc0
                  y0 = yc0
                  call cellave(x(i)-dx/2.d0,y(j)-dy/2.d0,dx,dy,wlz)
               else
                  wlz = 0.d0
               endif
               wl = 0.d0
               if(wlx.gt.0.d0.and.wly.gt.0.d0.and.wlz.gt.0.d0) then
                  wl = (wlx+wly+wlz)/3.d0
               endif
               q(1,i,j,k) = wl*rhos + (1.d0-wl)*rhoamb
               q(2,i,j,k) = 0.d0
               q(3,i,j,k) = 0.d0
               q(4,i,j,k) = 0.d0
               q(5,i,j,k) = wl*(ps/gamma1) + (1.d0-wl)*(pamb/gamma1)
 60   continue
         
      return
      end