trefine top fluid gradient bc - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
  HTML git clone git://src.adamsgaard.dk/sphere
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       ---
   DIR commit 694188f73c821ffd3d8d2374f833f864dba3a045
   DIR parent f741757f812fcc95319986bf551a3c6e41604c6c
  HTML Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
       Date:   Mon, 17 Nov 2014 11:14:48 +0100
       
       refine top fluid gradient bc
       
       Diffstat:
         M src/darcy.cuh                       |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/src/darcy.cuh b/src/darcy.cuh
       t@@ -541,7 +541,7 @@ __global__ void findDarcyPressureForce(
                Float p_zp = dev_darcy_p[d_idx(i_x,i_y,i_z+1)];
        
                // Add Neumann BC at top wall
       -        /*if (i_z >= wall0_iz - 1)
       +        if (i_z >= wall0_iz - 1)
                    p_zp = p;
                    //p_zp = p_zn;*/
        
       t@@ -564,7 +564,7 @@ __global__ void findDarcyPressureForce(
                            //devC_params.g[2]);
        
                // Add Neumann BC at top wall
       -        if (i_z >= wall0_iz - 1)
       +        if (i_z >= wall0_iz)
                    f_p.z = 0.0;
        
                /*printf("%d,%d,%d findPF:\n"