Version 2026.4.0

README.md

@@ -41,3 +41,7 @@ There are two supported ways to install the add-on:
 ## Note for Developers/Users
 
 Feel free to open new Issues, both for bugs and new features proposals. Also, all comments are very welcome!
+
+## Credits
+
+- [Diffeomorphic and MHX developers](https://diffeomorphic.blogspot.com/)

__init__.py

@@ -6,7 +6,7 @@
     "name": "MustardUI",
     "description": "Easy-to-use UI for human characters.",
     "author": "Mustard",
-    "version": (2026, 3, 3),
+    "version": (2026, 4, 0),
     "blender": (4, 2, 0),
     "warning": "",
     "doc_url": "https://github.com/Mustard2/MustardUI/wiki",
@@ -23,16 +23,17 @@
 from . import custom_properties
 from . import sections
 from . import outfits
+from . import hair
 from . import physics
 from . import morphs
 from . import configuration
 from . import links
 from . import menu
-from . import viewport_panel
 
 
 def register():
     outfits.register()
+    hair.register()
     sections.register()
     settings.register()
     misc.register()
@@ -47,11 +48,9 @@ def register():
     configuration.register()
     links.register()
     menu.register()
-    viewport_panel.register()
 
 
 def unregister():
-    viewport_panel.unregister()
     menu.unregister()
     links.unregister()
     configuration.unregister()
@@ -66,4 +65,5 @@ def unregister():
     misc.unregister()
     settings.unregister()
     sections.unregister()
+    hair.unregister()
     outfits.unregister()

armature/__init__.py

@@ -4,6 +4,7 @@
 from . import ops_reset
 from . import ops_transfer_animation
 from . import ui_list
+from . import external
 
 
 def register():
@@ -13,9 +14,11 @@ def register():
     ops_reset.register()
     ops_transfer_animation.register()
     ui_list.register()
+    external.register()
 
 
 def unregister():
+    external.unregister()
     ui_list.unregister()
     ops_transfer_animation.unregister()
     ops_reset.unregister()

armature/definitions.py

@@ -1,7 +1,7 @@
 import bpy
 from bpy.props import *
 from ..model_selection.active_object import *
-from ..misc.icons_list import mustardui_icon_list
+from ..misc.icons import mustardui_icon_list
 from ..misc.outfits import outfit_poll_collection, outfit_poll_mesh
 
 
@@ -14,14 +14,14 @@ class MustardUI_ArmatureBoneCollection(bpy.types.PropertyGroup):
 
     # Show the bone collection in the UI only if Advanced is enabled
     advanced: BoolProperty(default=False,
-                                     name="Advanced",
-                                     description="Enable Advanced layer.\nIf enabled, this layer will be shown in the "
-                                                 "UI only if Advanced settings is enabled in the UI settings")
+                           name="Advanced",
+                           description="Enable Advanced layer.\nIf enabled, this layer will be shown in the "
+                                       "UI only if Advanced settings is enabled in the UI settings")
 
     # Default bone collections are enabled when Reset is used
     default: BoolProperty(default=False,
-                           name="Default",
-                           description="Default bone collections are enabled when Reset is used")
+                          name="Default",
+                          description="Default bone collections are enabled when Reset is used")
 
     # Icon
     icon: EnumProperty(name="Icon",
@@ -61,7 +61,7 @@ def outfit_switcher_enable_update(self, context):
 
     # Children
     # Button to show children of the bone
-    show_children: BoolProperty(default=False, name = "")
+    show_children: BoolProperty(default=False, name="")
 
 
 # Global Armature settings
@@ -123,6 +123,13 @@ def mustardui_armature_visibility_hair_update(self, context):
                                                "collections.\nName the collections with the same name plus .R and .L "
                                                "to see them in the UI as two near buttons")
 
+    # IK/FK panel
+    rig_specific_panel: bpy.props.BoolProperty(default=False,
+                                               name="Rig External Panel",
+                                               description="Add a panel with all the properties of the specific "
+                                                           "Armature type of the rig.\nAvailable features depend on the"
+                                                           " type of the rig.\nSupported rigs: MHX")
+
 
 def register():
     bpy.utils.register_class(MustardUI_ArmatureBoneCollection)

armature/external/__init__.py

@@ -0,0 +1,9 @@
+from . import mhx
+
+
+def register():
+    mhx.register()
+
+
+def unregister():
+    mhx.unregister()

armature/external/mhx/__init__.py

@@ -0,0 +1,18 @@
+from . import props
+from . import mhx_update
+from . import fkik
+from . import animation
+
+
+def register():
+    props.register()
+    mhx_update.register()
+    fkik.register()
+    animation.register()
+
+
+def unregister():
+    animation.unregister()
+    fkik.unregister()
+    mhx_update.unregister()
+    props.unregister()