fix: pop external folder in rig_lists.rigs_dict

Author: eigen-value

__init__.py

@@ -127,7 +127,8 @@ def update_external_rigs(self, context):
         custom_rigs_folder = bpy.context.user_preferences.addons['rigify'].preferences.custom_rigs_folder
 
         if custom_rigs_folder == "":
-            rig_lists.rigs_dict['external'] = {}
+            rig_lists.rigs_dict.pop('external')
+            return
 
         if custom_rigs_folder not in sys.path:
             sys.path.append(bpy.context.user_preferences.addons['rigify'].preferences.custom_rigs_folder)

rigs/experimental/bendy_face.py

@@ -0,0 +1,67 @@
+import bpy, re
+from   mathutils      import Vector
+from   ...utils       import copy_bone, flip_bone, put_bone
+from   ...utils       import org, strip_org, make_deformer_name, connected_children_names, make_mechanism_name
+from   ...utils       import create_circle_widget, create_sphere_widget, create_widget, create_cube_widget
+from   ...utils       import MetarigError
+from   rna_prop_ui    import rna_idprop_ui_prop_get
+from   ..widgets import create_face_widget, create_eye_widget, create_eyes_widget, create_ear_widget, create_jaw_widget, create_teeth_widget
+
+
+class Rig:
+
+    CTRL_SCALE = 0.1
+
+    def __init__(self, obj, bone_name, params):
+        self.obj = obj
+        self.bones = dict()
+        self.bones['org'] = [bone_name]
+
+        for edit_bone in self.obj.data.edit_bones[bone_name].children_recursive:
+            self.bones['org'].append(edit_bone.name)
+
+        for edit_bone in self.obj.data.edit_bones[bone_name].children_recursive:
+            if self.obj.pose.bones[edit_bone.name].rigify_type != "":
+                self.bones['org'].remove(edit_bone.name)
+                for child in edit_bone.children_recursive:
+                    self.bones['org'].remove(child.name)
+
+        self.bones['ctrl'] = dict()
+
+    def create_controls(self):
+        bpy.ops.object.mode_set(mode='EDIT')
+        edit_bones = self.obj.data.edit_bones
+
+        start_bones = []
+
+        for name in self.bones['org'][1:]:
+            if not edit_bones[name].use_connect:
+                start_bones.append(name)
+
+        for name in start_bones:
+            subchain = [name]
+            subchain.extend(connected_children_names(self.obj, name))
+            self.bones['ctrl'][strip_org(name)] = []
+
+            for subname in subchain:
+                ctrl = copy_bone(self.obj, self.bones['org'][0], assign_name=strip_org(subname))
+                put_bone(self.obj, ctrl, edit_bones[subname].head)
+                edit_bones[ctrl].length *= self.CTRL_SCALE
+                self.bones['ctrl'][strip_org(name)].append(ctrl)
+
+            last_name = subchain[-1]
+            last_ctrl = copy_bone(self.obj, self.bones['org'][0], assign_name=strip_org(last_name))
+            put_bone(self.obj, last_ctrl, edit_bones[last_name].tail)
+            edit_bones[last_ctrl].length *= self.CTRL_SCALE
+            self.bones['ctrl'][strip_org(name)].append(last_ctrl)
+
+        bpy.ops.object.mode_set(mode='OBJECT')
+        for subchain in self.bones['ctrl']:
+            for ctrl in self.bones['ctrl'][subchain]:
+                create_sphere_widget(self.obj, ctrl)
+
+    def generate(self):
+
+        self.create_controls()
+
+        return [""]