made the get_phis and qlinear functions work independant of dimension

interp/grid/__init__.py

@@ -337,12 +337,13 @@ class delaunay_grid(grid):
     """
     log.debug('start')
     qdelaunay_string = get_qdelaunay_dump_str(self)
+    # log.debug(qdelaunay_string)
     cell_to_cells = []
     for matcher in delaunay_grid.cell_re.finditer(qdelaunay_string):
       d = matcher.groupdict()
 
       cell_name          = d['cell']
-      verticies           = d['verts']
+      verticies          = d['verts']
       neighboring_cells  = d['neigh']
 
       cur_cell = cell(cell_name)
@@ -355,9 +356,11 @@ class delaunay_grid(grid):
 
       nghbrs = [(cell_name, i) for i in  neighboring_cells.split()]
       cell_to_cells.extend(nghbrs)
+    log.debug(cell_to_cells)
 
     for rel in cell_to_cells:
       if rel[1] in self.cells:
         self.cells[rel[0]].add_neighbor(self.cells[rel[1]])
 
+    log.debug(self.cells)
     log.debug('end')

interp/grid/simplex.py

@@ -1,4 +1,4 @@
-from interp.baker import get_phis, get_phis_3D
+from interp.baker import get_phis
 from interp.tools import log
 
 TOL = 1e-8
@@ -9,11 +9,10 @@ def contains(X, R):
     represented by a list of n-degree coordinates)
 
     it now correctly checks for 2/3-D verts
+
+    TODO: write unit test ...
   """
-  if   len(R) == 3:
-    phis = get_phis(X, R)
-  elif len(R) == 4:
-    phis = get_phis_3D(X, R)
+  phis = get_phis(X, R)
 
   r = True
   if [i for i in phis if i < 0.0 - TOL]: