Merge 9ba59e9 into 9195d83

clawpack · Dec 15, 2014 · e7a24c0 · e7a24c0
2 parents 9195d83 + 9ba59e9
commit e7a24c0
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/petclaw/state.py b/src/petclaw/state.py
@@ -307,3 +307,12 @@ def get_aux_global(self):
         aux0Vec.destroy()
 
         return aux0
+
+    def __deepcopy__(self,memo={}):
+        r"""
+        Calls the pyclaw deepcopy function, but also copies the number of ghost cells   
+        """
+        result = super(State,self).__deepcopy__(memo)
+        result.set_num_ghost(self.q_da.stencil_width) 
+
+        return result
diff --git a/src/pyclaw/sharpclaw/solver.py b/src/pyclaw/sharpclaw/solver.py
@@ -351,7 +351,6 @@ def step(self,solution):
                     # Use SSP22 method for starting values
                     import copy
                     s1 = copy.deepcopy(state)
-                    s1.set_num_ghost(self.num_ghost)
 
                     deltaq=self.dq(state)
                     s1.q = state.q + deltaq
@@ -424,7 +423,6 @@ def ssp104(self,state):
         elif self.time_integrator == 'LMM':
             import copy
             s1 = copy.deepcopy(state)
-            s1.set_num_ghost(self.num_ghost)
             s2 = copy.deepcopy(s1)
 
         deltaq=self.dq(state)