updated blender mesh dumper to use bmesh module

dump.py

@@ -1,8 +1,50 @@
 import bpy
+import bmesh
+import json
+
+bpy.data.objects['Cube'].select = True
+bpy.ops.object.mode_set(mode='EDIT')
 
 m = bpy.data.meshes['Cube']
+b = bmesh.from_edit_mesh(m)
 
-print("verts:", [list(v.co) for v in m.vertices])
+print("info:")
-print("faces:", [list(f.vertices) for f in m.faces])
+
-print("edge keys:", [f.edge_keys for f in m.faces])
+data = {}
-print("edges:", [list(e.vertices) for e in m.edges])
+print("verts:")
+for vert in b.verts:
+    print(" ", vert.index, ":", list(vert.co))
+data['vertices'] = [list(vert.co) for vert in b.verts]
+
+print("edges for vert:")
+for vert in b.verts:
+    print("  ", vert.index, ":", [e.index for e in vert.link_edges])
+print("faces for vert:")
+for vert in b.verts:
+    print("  ", vert.index, ":", [e.index for e in vert.link_faces])
+
+print("edges:")
+edges = []
+for edge in b.edges:
+    print(" ", edge.index, ":", [v.index for v in edge.verts])
+    edges.append([v.index for v in edge.verts])
+data['edges'] = edges
+
+print("faces for edge:")
+for edge in b.edges:
+    print("  ", edge.index, ":", [f.index for f in edge.link_faces])
+
+
+print("faces:")
+faces = []
+for face in b.faces:
+    print(" ", face.index, ":", [v.index for v in face.verts])
+    faces.append([v.index for v in face.verts])
+data['faces'] = faces
+
+print("edges for face:")
+for face in b.faces:
+    print("  ", face.index, ":", [e.index for e in face.edges])
+
+
+print(json.dumps(data))