/
guess_human_bones.py
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/
guess_human_bones.py
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import bpy
from .humanoid_properties import PROP_NAMES
from typing import Optional
VRM_MAP = {
"hips": "hips",
"spine": "spine",
"chest": "chest",
"upper_chest": "upperChest",
"neck": "neck",
"head": "head",
"left_shoulder": "leftShoulder",
"left_upper_arm": "leftUpperArm",
"left_lower_arm": "leftLowerArm",
"left_hand": "leftHand",
"right_shoulder": "rightShoulder",
"right_upper_arm": "rightUpperArm",
"right_lower_arm": "rightLowerArm",
"right_hand": "rightHand",
#
"left_upper_leg": "leftUpperLeg",
"left_lower_leg": "leftLowerLeg",
"left_foot": "leftFoot",
"left_toes": "leftToes",
"right_upper_leg": "rightUpperLeg",
"right_lower_leg": "rightLowerLeg",
"right_foot": "rightFoot",
"right_toes": "rightToes",
#
"left_thumb_metacarpal": "leftThumbProximal",
"left_thumb_proximal": "leftThumbIntermediate",
"left_thumb_distal": "leftThumbDistal",
"left_index_proximal": "leftIndexProximal",
"left_index_intermediate": "leftIndexIntermediate",
"left_index_distal": "leftIndexDistal",
"left_middle_proximal": "leftMiddleProximal",
"left_middle_intermediate": "leftMiddleIntermediate",
"left_middle_distal": "leftMiddleDistal",
"left_ring_proximal": "leftRingProximal",
"left_ring_intermediate": "leftRingIntermediate",
"left_ring_distal": "leftRingDistal",
"left_little_proximal": "leftLittleProximal",
"left_little_intermediate": "leftLittleIntermediate",
"left_little_distal": "leftLittleDistal",
#
"right_thumb_metacarpal": "rightThumbProximal",
"right_thumb_proximal": "rightThumbIntermediate",
"right_thumb_distal": "rightThumbDistal",
"right_index_proximal": "rightIndexProximal",
"right_index_intermediate": "rightIndexIntermediate",
"right_index_distal": "rightIndexDistal",
"right_middle_proximal": "rightMiddleProximal",
"right_middle_intermediate": "rightMiddleIntermediate",
"right_middle_distal": "rightMiddleDistal",
"right_ring_proximal": "rightRingProximal",
"right_ring_intermediate": "rightRingIntermediate",
"right_ring_distal": "rightRingDistal",
"right_little_proximal": "rightLittleProximal",
"right_little_intermediate": "rightLittleIntermediate",
"right_little_distal": "rightLittleDistal",
}
RIGIFY_MAP = {
"hips": "torso",
"spine": "MCH-spine.002",
"chest": "MCH-spine.003",
# "upper_chest": "ORG-spine.003",
"neck": "ORG-spine.004",
"head": "ORG-spine.006",
"left_shoulder": "ORG-shoulder.L",
"left_upper_arm": "DEF-upper_arm.L",
"left_lower_arm": "DEF-forearm.L",
"left_hand": "DEF-hand.L",
"right_shoulder": "ORG-shoulder.R",
"right_upper_arm": "DEF-upper_arm.R",
"right_lower_arm": "DEF-forearm.R",
"right_hand": "DEF-hand.R",
#
"left_upper_leg": "ORG-thigh.L",
"left_lower_leg": "ORG-shin.L",
"left_foot": "ORG-foot.L",
"left_toes": "ORG-toe.L",
"right_upper_leg": "ORG-thigh.R",
"right_lower_leg": "ORG-shin.R",
"right_foot": "ORG-foot.R",
"right_toes": "ORG-toe.R",
#
"left_thumb_metacarpal": "ORG-thumb.01.L",
"left_thumb_proximal": "ORG-thumb.02.L",
"left_thumb_distal": "ORG-thumb.03.L",
"left_index_proximal": "ORG-f_index.01.L",
"left_index_intermediate": "ORG-f_index.02.L",
"left_index_distal": "ORG-f_index.03.L",
"left_middle_proximal": "ORG-f_middle.01.L",
"left_middle_intermediate": "ORG-f_middle.02.L",
"left_middle_distal": "ORG-f_middle.03.L",
"left_ring_proximal": "ORG-f_ring.01.L",
"left_ring_intermediate": "ORG-f_ring.02.L",
"left_ring_distal": "ORG-f_ring.03.L",
"left_little_proximal": "ORG-f_pinky.01.L",
"left_little_intermediate": "ORG-f_pinky.02.L",
"left_little_distal": "ORG-f_pinky.03.L",
#
"right_thumb_metacarpal": "ORG-thumb.01.R",
"right_thumb_proximal": "ORG-thumb.02.R",
"right_thumb_distal": "ORG-thumb.03.R",
"right_index_proximal": "ORG-f_index.01.R",
"right_index_intermediate": "ORG-f_index.02.R",
"right_index_distal": "ORG-f_index.03.R",
"right_middle_proximal": "ORG-f_middle.01.R",
"right_middle_intermediate": "ORG-f_middle.02.R",
"right_middle_distal": "ORG-f_middle.03.R",
"right_ring_proximal": "ORG-f_ring.01.R",
"right_ring_intermediate": "ORG-f_ring.02.R",
"right_ring_distal": "ORG-f_ring.03.R",
"right_little_proximal": "ORG-f_pinky.01.R",
"right_little_intermediate": "ORG-f_pinky.02.R",
"right_little_distal": "ORG-f_pinky.03.R",
}
def guess_bone(armature: bpy.types.Armature, prop: str) -> Optional[str]:
if hasattr(armature, "vrm_addon_extension"):
vrm = armature.vrm_addon_extension
if hasattr(vrm, "vrm1"):
vrm1 = vrm.vrm1
if hasattr(vrm1, "humanoid"):
human_bones = vrm1.humanoid.human_bones
if hasattr(human_bones, prop):
return getattr(human_bones, prop).node.get_bone_name()
elif hasattr(vrm, "vrm0"):
vrm0 = vrm.vrm0
if hasattr(vrm0, "humanoid"):
humanoid = vrm0.humanoid
vrm0_bone_name = VRM_MAP.get(prop)
for b in humanoid.human_bones:
name = b.node.get_bone_name()
# print(prop, name, b.bone)
if b.bone == vrm0_bone_name:
return name
raise Exception(f"{prop} not found")
bone_name = RIGIFY_MAP.get(prop)
if bone_name in armature.bones:
return bone_name
# fall back. name based search
tokens = prop.split("_")
search = tokens[-1].lower()
found = [bone.name for bone in armature.bones if search in bone.name.lower()]
if len(found) == 1:
return found[0]
if len(found) > 1:
if tokens[0] == "left":
for f in found:
if "left" in f.lower():
return f
elif tokens[0] == "right":
for f in found:
if "right" in f.lower():
return f
class GuessHumanBones(bpy.types.Operator):
bl_idname = "humanoid.guess_bones"
bl_label = "Guess Humanoid Bones"
bl_options = {"REGISTER", "UNDO"}
clear: bpy.props.BoolProperty(name="clear")
@classmethod
def poll(cls, context: bpy.types.Context) -> bool:
if context.active_object:
return isinstance(context.active_object.data, bpy.types.Armature)
return False
def execute(self, context: bpy.types.Context):
armature = context.active_object.data
humanoid = armature.humanoid
if self.clear:
for prop in PROP_NAMES:
setattr(humanoid, prop, "")
else:
for prop in PROP_NAMES:
bone = getattr(humanoid, prop)
if not bone:
bone = guess_bone(armature, prop)
if bone:
setattr(humanoid, prop, bone)
return {"FINISHED"}