improved ui and poll handling

0.6.0

- World paste and `Jump next frame`
- more compact and improved ui for world paste
- fix errors in some operators

OP_animate_path.py

@@ -32,8 +32,6 @@ def anim_path_from_translate():
     print(fn.helper())
 
     ob = bpy.context.object
-    if ob.type != 'ARMATURE':
-        return ('ERROR', 'active is not an armature type')
 
     # found curve through constraint
     b = bpy.context.active_pose_bone
@@ -216,6 +214,7 @@ class UAC_OT_animate_path(bpy.types.Operator):
 
     def execute(self, context):
         # TODO clear previous animation (keys) if there is any
+        
         err = anim_path_from_translate()
         if err:
             self.report({err[0]}, err[1])

OP_setup_curve_path.py

@@ -159,12 +159,13 @@ class UAC_OT_create_curve_path(bpy.types.Operator):
 class UAC_OT_create_follow_path(bpy.types.Operator):
     bl_idname = "anim.create_follow_path"
     bl_label = "Create Follow Path Constraint"
-    bl_description = "Create follow path targeting curve in field"
+    bl_description = "Create follow path targeting curve chosen in dedicated field"
     bl_options = {"REGISTER", "UNDO"}
 
     @classmethod
     def poll(cls, context):
-        return context.object and context.object.type == 'ARMATURE'
+        return context.object and context.object.type == 'ARMATURE' \
+        and context.scene.anim_cycle_settings.path_to_follow
 
     def execute(self, context):
         ob = context.object

OP_snap_contact.py

@@ -248,6 +248,13 @@ class UAC_OT_contact_to_ground(bpy.types.Operator):
         return context.object and context.object.type == 'ARMATURE'
 
     def execute(self, context):
+        # TODO: check if possible to auto detect a ground when gnd is not specified
+        # (still instersteing to be able to get the ground user wants)
+
+        if not context.scene.anim_cycle_settings.gnd:
+            self.report({'ERROR'}, 'need to choose a target mesh for "Ground"')
+            return {"CANCELLED"}
+
         # context.scene.anim_cycle_settings.expand_on_selected_bones
         err = snap_feet()
         if err:

OP_world_copy_paste.py

@@ -85,11 +85,44 @@ class UAC_OT_world_space_paste_next(bpy.types.Operator):
         context.scene.frame_current = new_frame
         return {"FINISHED"}
 
+class UAC_OT_world_space_paste_next_frame(bpy.types.Operator):
+    bl_idname = "anim.world_space_paste_next_frame"
+    bl_label = "World Paste Jump Frame"
+    bl_description = "Paste world space transforms and keyframe available chanels\nThen jump to prev/next frame"
+    bl_options = {"REGISTER", "UNDO"}
+
+    @classmethod
+    def poll(cls, context):
+        return context.object and context.mode == 'POSE' and context.active_pose_bone
+
+    prev: bpy.props.BoolProperty()
+
+    def execute(self, context):
+        # apply matrix
+        context.active_pose_bone.matrix = context.object.matrix_world.inverted() @ bpy.context.view_layer.world_space_store
+
+        # insert keyframe at value
+        # context.object.keyframe_insert(data_path, index=-1, frame=bpy.context.scene.frame_current, group="", options={'INSERTKEY_AVAILABLE'})
+        bpy.ops.anim.keyframe_insert_menu(type='Available')
+
+        # jump to next frame
+        act = fn.get_obj_action(context.object)
+        if not act:
+            self.report({'ERROR'}, 'No action on armature')
+            return {'CANCELLED'}
+
+        offset = -1 if self.prev else 1
+        new_frame = context.scene.frame_current + offset
+
+        context.scene.frame_current = new_frame
+        return {"FINISHED"}
+
 
 classes=(
 UAC_OT_world_space_copy,
 UAC_OT_world_space_paste,
 UAC_OT_world_space_paste_next,
+UAC_OT_world_space_paste_next_frame,
 )
 
 def register():

README.md

@@ -56,6 +56,13 @@ Bonus:
 
 ## Changelog:
 
+
+0.6.0
+
+- World paste and `Jump next frame`
+- more compact and improved ui for world paste
+- fix errors in some operators
+
 0.5.0
 
 - pin feet working

__init__.py

@@ -2,7 +2,7 @@ bl_info = {
     "name": "Unfold Anim Cycle",
     "description": "Anim tools to develop walk/run cycles along a curve",
     "author": "Samuel Bernou",
-    "version": (0, 5, 0),
+    "version": (0, 6, 0),
     "blender": (3, 0, 0),
     "location": "View3D",
     "warning": "WIP",

fn.py

@@ -59,6 +59,7 @@ def get_follow_curve_from_armature(arm):
     name = get_root_name()
     
     parents = []
+    const = False
     # root = b.id_data.pose.bones.get(name)
     root = arm.pose.bones.get(name)
     for c in root.constraints:

panels.py

@@ -13,7 +13,11 @@ class UAC_PT_walk_cycle_anim_panel(bpy.types.Panel):
         # need to know root orientation forward)
         ## know direction to evaluate feet moves
         ## Define Constraint axis (depend on root orientation)
-        layout.prop(settings, "forward_axis") 
+        
+        # layout.prop(settings, "forward_axis") # plain prop
+        row = layout.row()
+        row.label(text='Forward Axis')
+        row.prop(settings, "forward_axis", text='')
         layout.operator("uac.autoset_axis", text='Auto-Set Axis')
         
         box = layout.box()
@@ -81,10 +85,25 @@ class UAC_PT_anim_tools_panel(bpy.types.Panel):
         layout.operator('anim.contact_to_ground', text='Ground selected feet', icon='SNAP_OFF')
         row = layout.row()
         row.operator('anim.world_space_copy', text='Copy Pose', icon='COPYDOWN')
-        row.operator('anim.world_space_paste', text='Paste', icon='PASTEDOWN')
+        # row.operator('anim.world_space_paste', text='Paste', icon='PASTEDOWN')
-        row = layout.row()
+        # row = layout.row(align=False)
-        row.operator('anim.world_space_paste_next', text='Paste Prev', icon='PASTEDOWN').prev = True
+        
-        row.operator('anim.world_space_paste_next', text='Paste Next', icon='PASTEDOWN').prev = False
+        ## multi buttons
+        # row.label(text='Paste and jump:')
+        # row = layout.row(align=True)
+        # row.operator('anim.world_space_paste_next', text='Prev key', icon='PREV_KEYFRAME').prev = True # Paste Prev key
+        # row.operator('anim.world_space_paste_next', text='Next key', icon='NEXT_KEYFRAME').prev = False # Paste Next key
+        # row = layout.row(align=True)
+        # row.operator('anim.world_space_paste_next_frame', text='Prev frame', icon='FRAME_PREV').prev = True # Paste Prev frame
+        # row.operator('anim.world_space_paste_next_frame', text='Next frame', icon='FRAME_NEXT').prev = False # Paste Next frame
+        
+        row = layout.row(align=True)
+        row.operator('anim.world_space_paste_next_frame', text='', icon='FRAME_PREV').prev = True
+        row.operator('anim.world_space_paste_next', text='', icon='PREV_KEYFRAME').prev = True
+        row.operator('anim.world_space_paste', text='', icon='PASTEDOWN')
+        row.operator('anim.world_space_paste_next', text='', icon='NEXT_KEYFRAME').prev = False
+        row.operator('anim.world_space_paste_next_frame', text='', icon='FRAME_NEXT').prev = False
+        row.scale_x = 2
 
 
 

properties.py

@@ -31,7 +31,7 @@ class UAC_PG_settings(bpy.types.PropertyGroup) :
     
     forward_axis : bpy.props.EnumProperty(
         name='Forward Axis',
-        default='TRACK_NEGATIVE_Y', # Modifier default is FORWARD_X
+        default='FORWARD_Z', # Modifier default is FORWARD_X (should be TRACK_NEGATIVE_Y for a good rig)
         description='Local axis of the "root" bone that point forward',
         items=(
             ('FORWARD_X', 'X', ''),