tAdded plot of effective and defined stress to wall visualization - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
 (HTM) git clone git://src.adamsgaard.dk/sphere
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 (DIR) commit 46310f2068bb6f90f90f5567bb9ee3390e3a7e48
 (DIR) parent aef8c482c8f86dfca7e47eb692f02f6b57c6fa01
 (HTM) Author: Anders Damsgaard <adc@geo.au.dk>
       Date:   Wed, 28 Nov 2012 14:57:53 +0100
       
       Added plot of effective and defined stress to wall visualization
       
       Diffstat:
         M python/sphere.py                    |       4 +++-
       
       1 file changed, 3 insertions(+), 1 deletion(-)
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 (DIR) diff --git a/python/sphere.py b/python/sphere.py
       t@@ -1202,7 +1202,9 @@ def visualize(project, method = 'energy', savefig = True, outformat = 'png'):
                        ax4 = plt.subplot2grid((2,2),(1,1))
                        ax4.set_xlabel('Time [s]')
                        ax4.set_ylabel('Deviatoric stress [Pa]')
       -                ax4.plot(t, wdevs, '+-')
       +                ax4.plot(t, wdevs, '+-', label="$\sigma_0$")
       +                ax4.plot(t, wforce/(sb.L[0]*sb.L[1]), '+-', label="$\sigma'$")
       +                ax4.legend(loc=4)
        
        
                elif method == 'shear':