added files. still not consistently getting better numbers

tools/blender/maketet.py

@@ -0,0 +1,42 @@
+from Blender import *
+import bpy
+
+import math
+
+phiaa    = -19.471220333
+
+r        = 1.0
+phia     = math.pi * phiaa / 180.0
+the120   = math.pi * 120.0 / 180.0
+
+v = [[0,0,0], [0,0,0], [0,0,0], [0,0,0]]
+
+v[0][0] = 0.0
+v[0][1] = 0.0
+v[0][2] = r
+the     = 0.0
+
+for i in range(1,4):
+  v[i][0] = r * math.cos(the) * math.cos(phia)
+  v[i][1] = r * math.sin(the) * math.cos(phia)
+  v[i][2] = r * math.sin(phia)
+  the     = the + the120
+
+
+print v
+
+# map vertices to 4 faces
+f = []
+f.append([0, 1, 2])
+f.append([0, 2, 3])
+f.append([0, 3, 1])
+f.append([1, 2, 3])
+
+
+me = bpy.data.meshes.new('points')
+
+me.verts.extend([i for i in v])
+me.faces.extend([i for i in f])
+
+scn = bpy.data.scenes.active
+ob  = scn.objects.new(me, 'points_obj')

tools/blender/plot_cloud.py

@@ -0,0 +1,12 @@
+from Blender import *
+import bpy
+
+from grid.test3d import simple_rect_grid
+
+g = simple_rect_grid(10, 10, 20)
+
+me = bpy.data.meshes.new('points')
+me.verts.extend(g.points)
+# me.faces.extend([i.verts for i in p.faces.itervalues()])
+scn = bpy.data.scenes.active
+ob  = scn.objects.new(me, 'points_obj')