convert rigify into a package. advantage is new types can be added into the package without modifying any existing files, the bone 'type' property will find the matching submodule
This commit is contained in:
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# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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import bpy
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from functools import reduce
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from Mathutils import Vector
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# TODO, have these in a more general module
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from rna_prop_ui import rna_idprop_ui_get, rna_idprop_ui_prop_get
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empty_layer = [False] * 16
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def auto_class(slots, name="ContainerClass"):
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return type(name, (object,), {"__slots__":tuple(slots)})
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def auto_class_instance(slots, name="ContainerClass"):
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return auto_class(slots, name)()
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def bone_class_instance(obj, slots, name="BoneContainer"):
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for member in slots[:]:
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slots.append(member + "_b") # bone bone
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slots.append(member + "_p") # pose bone
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slots.append(member + "_e") # edit bone
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slots.extend(["obj", "update"])
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instance = auto_class_instance(slots, name)
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def update():
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'''
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Re-Assigns bones from the blender data
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'''
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arm = obj.data
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bbones = arm.bones
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pbones = obj.pose.bones
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ebones = arm.edit_bones
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for member in slots:
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if member in ("update", "obj"):
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continue
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if not member[-2] == "_":
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name = getattr(instance, member, None)
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if name is not None:
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setattr(instance, member + "_b", bbones.get(name, None))
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setattr(instance, member + "_p", pbones.get(name, None))
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setattr(instance, member + "_e", ebones.get(name, None))
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instance.update = update
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return instance
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def gen_none(obj, orig_bone_name):
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pass
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def get_bone_data(obj, bone_name):
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arm = obj.data
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pbone = obj.pose.bones[bone_name]
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if obj.mode == 'EDIT':
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bone = arm.edit_bones[bone_name]
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else:
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bone = arm.bones[bone_name]
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return arm, pbone, bone
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def bone_basename(name):
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return name.split(".")[0]
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def copy_bone_simple(arm, from_bone, name, parent=False):
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ebone = arm.edit_bones[from_bone]
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ebone_new = arm.edit_bones.new(name)
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if parent:
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ebone_new.connected = ebone.connected
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ebone_new.parent = ebone.parent
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ebone_new.head = ebone.head
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ebone_new.tail = ebone.tail
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ebone_new.roll = ebone.roll
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return ebone_new
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def add_stretch_to(obj, from_name, to_name, name):
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'''
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Adds a bone that stretches from one to another
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'''
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mode_orig = obj.mode
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bpy.ops.object.mode_set(mode='EDIT')
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arm = obj.data
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stretch_ebone = arm.edit_bones.new(name)
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stretch_name = stretch_ebone.name
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del name
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head = stretch_ebone.head = arm.edit_bones[from_name].head.copy()
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#tail = stretch_ebone.tail = arm.edit_bones[to_name].head.copy()
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# annoying exception for zero length bones, since its using stretch_to the rest pose doesnt really matter
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#if (head - tail).length < 0.1:
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if 1:
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tail = stretch_ebone.tail = arm.edit_bones[from_name].tail.copy()
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# Now for the constraint
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bpy.ops.object.mode_set(mode='OBJECT')
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from_pbone = obj.pose.bones[from_name]
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to_pbone = obj.pose.bones[to_name]
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stretch_pbone = obj.pose.bones[stretch_name]
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con = stretch_pbone.constraints.new('COPY_LOCATION')
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con.target = obj
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con.subtarget = from_name
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con = stretch_pbone.constraints.new('STRETCH_TO')
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con.target = obj
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con.subtarget = to_name
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con.original_length = (head - tail).length
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con.keep_axis = 'PLANE_X'
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con.volume = 'NO_VOLUME'
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bpy.ops.object.mode_set(mode=mode_orig)
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def add_pole_target_bone(obj, base_name, name, mode='CROSS'):
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'''
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Does not actually create a poll target, just the bone to use as a poll target
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'''
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mode_orig = obj.mode
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bpy.ops.object.mode_set(mode='EDIT')
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arm = obj.data
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poll_ebone = arm.edit_bones.new(base_name + "_poll")
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base_ebone = arm.edit_bones[base_name]
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poll_name = poll_ebone.name
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parent_ebone = base_ebone.parent
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base_head = base_ebone.head.copy()
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base_tail = base_ebone.tail.copy()
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base_dir = base_head - base_tail
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parent_head = parent_ebone.head.copy()
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parent_tail = parent_ebone.tail.copy()
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parent_dir = parent_head - parent_tail
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distance = (base_dir.length + parent_dir.length)
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if mode == 'CROSS':
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offset = base_dir.copy().normalize() - parent_dir.copy().normalize()
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offset.length = distance
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else:
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offset = Vector(0,0,0)
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if mode[0]=="+":
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val = distance
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else:
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val = -distance
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setattr(offset, mode[1].lower(), val)
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poll_ebone.head = base_head + offset
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poll_ebone.tail = base_head + (offset * (1.0 - (1.0 / 4.0)))
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bpy.ops.object.mode_set(mode=mode_orig)
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return poll_name
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def gen_finger(obj, orig_bone_name):
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# *** EDITMODE
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# get assosiated data
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arm, orig_pbone, orig_ebone = get_bone_data(obj, orig_bone_name)
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obj.animation_data_create() # needed if its a new armature with no keys
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arm.layer[0] = arm.layer[8] = True
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children = orig_pbone.children_recursive
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tot_len = reduce(lambda f, pbone: f + pbone.bone.length, children, orig_pbone.bone.length)
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base_name = bone_basename(orig_pbone.name)
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# first make a new bone at the location of the finger
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control_ebone = arm.edit_bones.new(base_name)
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control_bone_name = control_ebone.name # we dont know if we get the name requested
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control_ebone.connected = orig_ebone.connected
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control_ebone.parent = orig_ebone.parent
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# Place the finger bone
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head = orig_ebone.head.copy()
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tail = orig_ebone.tail.copy()
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control_ebone.head = head
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control_ebone.tail = head + ((tail - head).normalize() * tot_len)
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control_ebone.roll = orig_ebone.roll
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# now add bones inbetween this and its children recursively
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# switching modes so store names only!
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children = [pbone.name for pbone in children]
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# set an alternate layer for driver bones
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other_layer = empty_layer[:]
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other_layer[8] = True
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driver_bone_pairs = []
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for child_bone_name in children:
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arm, pbone_child, child_ebone = get_bone_data(obj, child_bone_name)
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# finger.02 --> finger_driver.02
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driver_bone_name = child_bone_name.split('.')
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driver_bone_name = driver_bone_name[0] + "_driver." + ".".join(driver_bone_name[1:])
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driver_ebone = arm.edit_bones.new(driver_bone_name)
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driver_bone_name = driver_ebone.name # cant be too sure!
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driver_ebone.layer = other_layer
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new_len = pbone_child.bone.length / 2.0
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head = child_ebone.head.copy()
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tail = child_ebone.tail.copy()
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driver_ebone.head = head
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driver_ebone.tail = head + ((tail - head).normalize() * new_len)
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driver_ebone.roll = child_ebone.roll
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# Insert driver_ebone in the chain without connected parents
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driver_ebone.connected = False
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driver_ebone.parent = child_ebone.parent
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child_ebone.connected = False
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child_ebone.parent = driver_ebone
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# Add the drivers to these when in posemode.
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driver_bone_pairs.append((child_bone_name, driver_bone_name))
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del control_ebone
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# *** POSEMODE
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bpy.ops.object.mode_set(mode='OBJECT')
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arm, orig_pbone, orig_bone = get_bone_data(obj, orig_bone_name)
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arm, control_pbone, control_bone= get_bone_data(obj, control_bone_name)
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# only allow Y scale
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control_pbone.lock_scale = (True, False, True)
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control_pbone["bend_ratio"] = 0.4
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prop = rna_idprop_ui_prop_get(control_pbone, "bend_ratio", create=True)
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prop["soft_min"] = 0.0
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prop["soft_max"] = 1.0
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con = orig_pbone.constraints.new('COPY_LOCATION')
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con.target = obj
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con.subtarget = control_bone_name
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con = orig_pbone.constraints.new('COPY_ROTATION')
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con.target = obj
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con.subtarget = control_bone_name
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# setup child drivers on each new smaller bone added. assume 2 for now.
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# drives the bones
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controller_path = control_pbone.path_to_id() # 'pose.bones["%s"]' % control_bone_name
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i = 0
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for child_bone_name, driver_bone_name in driver_bone_pairs:
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# XXX - todo, any number
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if i==2:
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break
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arm, driver_pbone, driver_bone = get_bone_data(obj, driver_bone_name)
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driver_pbone.rotation_mode = 'YZX'
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fcurve_driver = driver_pbone.driver_add("rotation_euler", 0)
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#obj.driver_add('pose.bones["%s"].scale', 1)
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#obj.animation_data.drivers[-1] # XXX, WATCH THIS
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driver = fcurve_driver.driver
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# scale target
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tar = driver.targets.new()
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tar.name = "scale"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + '.scale[1]'
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# bend target
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tar = driver.targets.new()
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tar.name = "br"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + '["bend_ratio"]'
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# XXX - todo, any number
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if i==0:
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driver.expression = '(-scale+1.0)*pi*2.0*(1.0-br)'
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elif i==1:
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driver.expression = '(-scale+1.0)*pi*2.0*br'
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arm, child_pbone, child_bone = get_bone_data(obj, child_bone_name)
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# only allow X rotation
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driver_pbone.lock_rotation = child_pbone.lock_rotation = (False, True, True)
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i += 1
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def gen_delta(obj, delta_name):
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'''
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Use this bone to define a delta thats applied to its child in pose mode.
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'''
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arm = obj.data
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mode_orig = obj.mode
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bpy.ops.object.mode_set(mode='OBJECT')
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delta_pbone = obj.pose.bones[delta_name]
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children = delta_pbone.children
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if len(children) != 1:
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print("only 1 child supported for delta")
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child_name = children[0].name
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arm, child_pbone, child_bone = get_bone_data(obj, child_name)
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delta_phead = delta_pbone.head.copy()
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delta_ptail = delta_pbone.tail.copy()
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delta_pmatrix = delta_pbone.matrix.copy()
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child_phead = child_pbone.head.copy()
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child_ptail = child_pbone.tail.copy()
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child_pmatrix = child_pbone.matrix.copy()
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children = delta_pbone.children
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bpy.ops.object.mode_set(mode='EDIT')
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delta_ebone = arm.edit_bones[delta_name]
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child_ebone = arm.edit_bones[child_name]
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delta_head = delta_ebone.head.copy()
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delta_tail = delta_ebone.tail.copy()
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# arm, parent_pbone, parent_bone = get_bone_data(obj, delta_name)
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child_head = child_ebone.head.copy()
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child_tail = child_ebone.tail.copy()
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arm.edit_bones.remove(delta_ebone)
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del delta_ebone # cant use thz
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bpy.ops.object.mode_set(mode='OBJECT')
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# Move the child bone to the deltas location
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obj.animation_data_create()
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child_pbone = obj.pose.bones[child_name]
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# ------------------- drivers
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child_pbone.rotation_mode = 'XYZ'
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rot = delta_pmatrix.invert().rotationPart() * child_pmatrix.rotationPart()
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rot = rot.invert().toEuler()
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fcurve_drivers = child_pbone.driver_add("rotation_euler", -1)
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for i, fcurve_driver in enumerate(fcurve_drivers):
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driver = fcurve_driver.driver
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driver.type = 'AVERAGE'
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#mod = fcurve_driver.modifiers.new('GENERATOR')
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mod = fcurve_driver.modifiers[0]
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mod.poly_order = 1
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mod.coefficients[0] = rot[i]
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mod.coefficients[1] = 0.0
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# tricky, find the transform to drive the bone to this location.
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delta_head_offset = child_pmatrix.rotationPart() * (delta_phead - child_phead)
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fcurve_drivers = child_pbone.driver_add("location", -1)
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for i, fcurve_driver in enumerate(fcurve_drivers):
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driver = fcurve_driver.driver
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driver.type = 'AVERAGE'
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#mod = fcurve_driver.modifiers.new('GENERATOR')
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mod = fcurve_driver.modifiers[0]
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mod.poly_order = 1
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mod.coefficients[0] = delta_head_offset[i]
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mod.coefficients[1] = 0.0
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# arm, parent_pbone, parent_bone = get_bone_data(obj, delta_name)
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.object.mode_set(mode=mode_orig)
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def gen_arm(obj, orig_bone_name):
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"""
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the bone with the 'arm' property is the upper arm, this assumes a chain as follows.
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[shoulder, upper_arm, forearm, hand]
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...where this bone is 'upper_arm'
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there are 3 chains
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- Original
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- IK, MCH-%s_ik
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- IKSwitch, MCH-%s ()
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"""
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# Since there are 3 chains, this gets confusing so divide into 3 chains
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# Initialize container classes for convenience
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mt = bone_class_instance(obj, ["shoulder", "arm", "forearm", "hand"]) # meta
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ik = bone_class_instance(obj, ["arm", "forearm", "pole", "hand"]) # ik
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sw = bone_class_instance(obj, ["socket", "shoulder", "arm", "forearm", "hand"]) # hinge
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ex = bone_class_instance(obj, ["arm_hinge"]) # hinge & extras
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def chain_init():
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'''
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Sanity check and return the arm as a list of bone names.
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'''
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# do a sanity check
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mt.arm = orig_bone_name
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mt.update()
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mt.shoulder_p = mt.arm_p.parent
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mt.shoulder = mt.shoulder_p.name
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if not mt.shoulder_p:
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print("could not find 'arm' parent, skipping:", orig_bone_name)
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return
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# We could have some bones attached, find the bone that has this as its 2nd parent
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hands = []
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for pbone in obj.pose.bones:
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index = pbone.parent_index(mt.arm_p)
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if index == 2:
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hands.append(pbone)
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if len(hands) > 1:
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print("more then 1 hand found on:", orig_bone_name)
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return
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# first add the 2 new bones
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mt.hand_p = hands[0]
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mt.hand = mt.hand_p.name
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mt.forearm_p = mt.hand_p.parent
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mt.forearm = mt.forearm_p.name
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arm = obj.data
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def chain_ik(prefix="MCH-%s_ik"):
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mt.update()
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# Add the edit bones
|
||||
ik.hand_e = copy_bone_simple(arm, mt.hand, prefix % mt.hand)
|
||||
ik.hand = ik.hand_e.name
|
||||
|
||||
ik.arm_e = copy_bone_simple(arm, mt.arm, prefix % mt.arm)
|
||||
ik.arm = ik.arm_e.name
|
||||
|
||||
ik.forearm_e = copy_bone_simple(arm, mt.forearm, prefix % mt.forearm)
|
||||
ik.forearm = ik.forearm_e.name
|
||||
|
||||
ik.arm_e.parent = mt.arm_e.parent
|
||||
ik.forearm_e.connected = mt.arm_e.connected
|
||||
|
||||
ik.forearm_e.parent = ik.arm_e
|
||||
ik.forearm_e.connected = True
|
||||
|
||||
|
||||
# Add the bone used for the arms poll target
|
||||
ik.pole = add_pole_target_bone(obj, mt.forearm, "elbow_poll", mode='+Z')
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
ik.update()
|
||||
|
||||
con = ik.forearm_p.constraints.new('IK')
|
||||
con.target = obj
|
||||
con.subtarget = ik.hand
|
||||
con.pole_target = obj
|
||||
con.pole_subtarget = ik.pole
|
||||
|
||||
con.use_tail = True
|
||||
con.use_stretch = True
|
||||
con.use_target = True
|
||||
con.use_rotation = False
|
||||
con.chain_length = 2
|
||||
con.pole_angle = -90.0 # XXX, RAD2DEG
|
||||
|
||||
# ID Propery on the hand for IK/FK switch
|
||||
|
||||
prop = rna_idprop_ui_prop_get(ik.hand_p, "ik", create=True)
|
||||
ik.hand_p["ik"] = 0.5
|
||||
prop["soft_min"] = 0.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
ik.arm = ik.arm
|
||||
ik.forearm = ik.forearm
|
||||
ik.hand = ik.hand
|
||||
ik.pole = ik.pole
|
||||
|
||||
def chain_switch(prefix="MCH-%s"):
|
||||
|
||||
sw.update()
|
||||
mt.update()
|
||||
|
||||
sw.shoulder_e = copy_bone_simple(arm, mt.shoulder, prefix % mt.shoulder)
|
||||
sw.shoulder = sw.shoulder_e.name
|
||||
sw.shoulder_e.parent = mt.shoulder_e.parent
|
||||
sw.shoulder_e.connected = mt.shoulder_e.connected
|
||||
|
||||
sw.arm_e = copy_bone_simple(arm, mt.arm, prefix % mt.arm)
|
||||
sw.arm = sw.arm_e.name
|
||||
sw.arm_e.parent = sw.shoulder_e
|
||||
sw.arm_e.connected = arm.edit_bones[mt.shoulder].connected
|
||||
|
||||
sw.forearm_e = copy_bone_simple(arm, mt.forearm, prefix % mt.forearm)
|
||||
sw.forearm = sw.forearm_e.name
|
||||
sw.forearm_e.parent = sw.arm_e
|
||||
sw.forearm_e.connected = arm.edit_bones[mt.forearm].connected
|
||||
|
||||
sw.hand_e = copy_bone_simple(arm, mt.hand, prefix % mt.hand)
|
||||
sw.hand = sw.hand_e.name
|
||||
sw.hand_e.parent = sw.forearm_e
|
||||
sw.hand_e.connected = arm.edit_bones[mt.hand].connected
|
||||
|
||||
# The sw.hand_e needs to own all the children on the metarig's hand
|
||||
for child in mt.hand_e.children:
|
||||
child.parent = sw.hand_e
|
||||
|
||||
|
||||
# These are made the children of sw.shoulder_e
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
# Add constraints
|
||||
sw.update()
|
||||
|
||||
#dummy, ik.arm, ik.forearm, ik.hand, ik.pole = ik_chain_tuple
|
||||
|
||||
ik_driver_path = obj.pose.bones[ik.hand].path_to_id() + '["ik"]'
|
||||
|
||||
|
||||
def ik_fk_driver(con):
|
||||
'''
|
||||
3 bones use this for ik/fk switching
|
||||
'''
|
||||
fcurve = con.driver_add("influence", 0)
|
||||
driver = fcurve.driver
|
||||
tar = driver.targets.new()
|
||||
driver.type = 'AVERAGE'
|
||||
tar.name = "ik"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = ik_driver_path
|
||||
|
||||
# ***********
|
||||
con = sw.arm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.arm
|
||||
|
||||
con = sw.arm_p.constraints.new('COPY_ROTATION')
|
||||
|
||||
con.target = obj
|
||||
con.subtarget = ik.arm
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
# ***********
|
||||
con = sw.forearm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.forearm
|
||||
|
||||
con = sw.forearm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "IK"
|
||||
con.target = obj
|
||||
con.subtarget = ik.forearm
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
# ***********
|
||||
con = sw.hand_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.hand
|
||||
|
||||
con = sw.hand_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "IK"
|
||||
con.target = obj
|
||||
con.subtarget = ik.hand
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
|
||||
add_stretch_to(obj, sw.forearm, ik.pole, "VIS-elbow_ik_poll")
|
||||
add_stretch_to(obj, sw.hand, ik.hand, "VIS-hand_ik")
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
|
||||
def chain_shoulder(prefix="MCH-%s"):
|
||||
|
||||
sw.socket_e = copy_bone_simple(arm, mt.arm, (prefix % mt.arm) + "_socket")
|
||||
sw.socket = sw.socket_e.name
|
||||
sw.socket_e.tail = arm.edit_bones[mt.shoulder].tail
|
||||
|
||||
|
||||
# Set the shoulder as parent
|
||||
ik.update()
|
||||
sw.update()
|
||||
mt.update()
|
||||
|
||||
sw.socket_e.parent = sw.shoulder_e
|
||||
ik.arm_e.parent = sw.shoulder_e
|
||||
|
||||
|
||||
# ***** add the shoulder hinge
|
||||
# yes this is correct, the shoulder copy gets the arm's name
|
||||
ex.arm_hinge_e = copy_bone_simple(arm, mt.shoulder, (prefix % mt.arm) + "_hinge")
|
||||
ex.arm_hinge = ex.arm_hinge_e.name
|
||||
offset = ex.arm_hinge_e.length / 2.0
|
||||
|
||||
ex.arm_hinge_e.head.y += offset
|
||||
ex.arm_hinge_e.tail.y += offset
|
||||
|
||||
# Note: meta arm becomes child of hinge
|
||||
mt.arm_e.parent = ex.arm_hinge_e
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
ex.update()
|
||||
|
||||
con = mt.arm_p.constraints.new('COPY_LOCATION')
|
||||
con.target = obj
|
||||
con.subtarget = sw.socket
|
||||
|
||||
|
||||
# Hinge constraint & driver
|
||||
con = ex.arm_hinge_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "hinge"
|
||||
con.target = obj
|
||||
con.subtarget = sw.shoulder
|
||||
driver_fcurve = con.driver_add("influence", 0)
|
||||
driver = driver_fcurve.driver
|
||||
|
||||
|
||||
controller_path = mt.arm_p.path_to_id()
|
||||
# add custom prop
|
||||
mt.arm_p["hinge"] = 0.0
|
||||
prop = rna_idprop_ui_prop_get(mt.arm_p, "hinge", create=True)
|
||||
prop["soft_min"] = 0.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurve.driver
|
||||
driver.type = 'AVERAGE'
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "hinge"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '["hinge"]'
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
# remove the shoulder and re-parent
|
||||
|
||||
|
||||
|
||||
chain_init()
|
||||
chain_ik()
|
||||
chain_switch()
|
||||
chain_shoulder()
|
||||
|
||||
# Shoulder with its delta and hinge.
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
def gen_palm(obj, orig_bone_name):
|
||||
arm, palm_pbone, palm_ebone = get_bone_data(obj, orig_bone_name)
|
||||
children = [ebone.name for ebone in palm_ebone.children]
|
||||
children.sort() # simply assume the pinky has the lowest name
|
||||
|
||||
# Make a copy of the pinky
|
||||
pinky_ebone = arm.edit_bones[children[0]]
|
||||
control_ebone = copy_bone_simple(arm, pinky_ebone.name, "palm_control", parent=True)
|
||||
control_name = control_ebone.name
|
||||
|
||||
offset = (arm.edit_bones[children[0]].head - arm.edit_bones[children[1]].head)
|
||||
|
||||
control_ebone.head += offset
|
||||
control_ebone.tail += offset
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
arm, control_pbone, control_ebone = get_bone_data(obj, control_name)
|
||||
arm, pinky_pbone, pinky_ebone = get_bone_data(obj, children[0])
|
||||
|
||||
control_pbone.rotation_mode = 'YZX'
|
||||
control_pbone.lock_rotation = False, True, True
|
||||
|
||||
driver_fcurves = pinky_pbone.driver_add("rotation_euler")
|
||||
|
||||
|
||||
controller_path = control_pbone.path_to_id()
|
||||
|
||||
# add custom prop
|
||||
control_pbone["spread"] = 0.0
|
||||
prop = rna_idprop_ui_prop_get(control_pbone, "spread", create=True)
|
||||
prop["soft_min"] = -1.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[0].driver
|
||||
driver.type = 'AVERAGE'
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[1].driver
|
||||
driver.expression = "-x/4.0"
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[2].driver
|
||||
driver.expression = "(1.0-cos(x))-s"
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "s"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '["spread"]'
|
||||
|
||||
|
||||
for i, child_name in enumerate(children):
|
||||
child_pbone = obj.pose.bones[child_name]
|
||||
child_pbone.rotation_mode = 'YZX'
|
||||
|
||||
if child_name != children[-1] and child_name != children[0]:
|
||||
|
||||
# this is somewhat arbitrary but seems to look good
|
||||
inf = i / (len(children)+1)
|
||||
inf = 1.0 - inf
|
||||
inf = ((inf * inf) + inf) / 2.0
|
||||
|
||||
# used for X/Y constraint
|
||||
inf_minor = inf * inf
|
||||
|
||||
con = child_pbone.constraints.new('COPY_ROTATION')
|
||||
con.name = "Copy Z Rot"
|
||||
con.target = obj
|
||||
con.subtarget = children[0] # also pinky_pbone
|
||||
con.owner_space = con.target_space = 'LOCAL'
|
||||
con.use_x, con.use_y, con.use_z = False, False, True
|
||||
con.influence = inf
|
||||
|
||||
con = child_pbone.constraints.new('COPY_ROTATION')
|
||||
con.name = "Copy XY Rot"
|
||||
con.target = obj
|
||||
con.subtarget = children[0] # also pinky_pbone
|
||||
con.owner_space = con.target_space = 'LOCAL'
|
||||
con.use_x, con.use_y, con.use_z = True, True, False
|
||||
con.influence = inf_minor
|
||||
|
||||
|
||||
child_pbone = obj.pose.bones[children[-1]]
|
||||
child_pbone.rotation_mode = 'QUATERNION'
|
||||
|
||||
|
||||
gen_table = {
|
||||
"":gen_none, \
|
||||
"finger":gen_finger, \
|
||||
"delta":gen_delta, \
|
||||
"arm":gen_arm, \
|
||||
"palm":gen_palm, \
|
||||
}
|
||||
|
||||
def generate_rig(context, ob):
|
||||
|
||||
global_undo = context.user_preferences.edit.global_undo
|
||||
context.user_preferences.edit.global_undo = False
|
||||
|
||||
# add_stretch_to(ob, "a", "b", "c")
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
# copy object and data
|
||||
ob.selected = False
|
||||
ob_new = ob.copy()
|
||||
ob_new.data = ob.data.copy()
|
||||
scene = context.scene
|
||||
scene.objects.link(ob_new)
|
||||
scene.objects.active = ob_new
|
||||
ob_new.selected = True
|
||||
|
||||
# enter armature editmode
|
||||
|
||||
|
||||
for pbone_name in ob_new.pose.bones.keys():
|
||||
bone_type = ob_new.pose.bones[pbone_name].get("type", "")
|
||||
|
||||
try:
|
||||
func = gen_table[bone_type]
|
||||
except KeyError:
|
||||
print("\tunknown type '%s', bone '%s'" % (bone_type, pbone_name))
|
||||
|
||||
|
||||
# Toggle editmode so the pose data is always up to date
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
func(ob_new, pbone_name)
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
# needed to update driver deps
|
||||
# context.scene.update()
|
||||
|
||||
# Only for demo'ing
|
||||
ob.restrict_view = True
|
||||
ob_new.data.draw_axes = False
|
||||
|
||||
context.user_preferences.edit.global_undo = global_undo
|
||||
|
||||
if __name__ == "__main__":
|
||||
generate_rig(bpy.context, bpy.context.object)
|
||||
236
release/scripts/modules/rigify/__init__.py
Normal file
236
release/scripts/modules/rigify/__init__.py
Normal file
@@ -0,0 +1,236 @@
|
||||
# ##### BEGIN GPL LICENSE BLOCK #####
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License
|
||||
# as published by the Free Software Foundation; either version 2
|
||||
# of the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software Foundation,
|
||||
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# ##### END GPL LICENSE BLOCK #####
|
||||
|
||||
import bpy
|
||||
from Mathutils import Vector
|
||||
|
||||
# TODO, have these in a more general module
|
||||
from rna_prop_ui import rna_idprop_ui_get, rna_idprop_ui_prop_get
|
||||
|
||||
empty_layer = [False] * 32
|
||||
|
||||
def auto_class(slots, name="ContainerClass"):
|
||||
return type(name, (object,), {"__slots__":tuple(slots)})
|
||||
|
||||
def auto_class_instance(slots, name="ContainerClass"):
|
||||
return auto_class(slots, name)()
|
||||
|
||||
def bone_class_instance(obj, slots, name="BoneContainer"):
|
||||
for member in slots[:]:
|
||||
slots.append(member + "_b") # bone bone
|
||||
slots.append(member + "_p") # pose bone
|
||||
slots.append(member + "_e") # edit bone
|
||||
|
||||
slots.extend(["obj", "update"])
|
||||
|
||||
instance = auto_class_instance(slots, name)
|
||||
|
||||
def update():
|
||||
'''
|
||||
Re-Assigns bones from the blender data
|
||||
'''
|
||||
arm = obj.data
|
||||
|
||||
bbones = arm.bones
|
||||
pbones = obj.pose.bones
|
||||
ebones = arm.edit_bones
|
||||
|
||||
for member in slots:
|
||||
|
||||
if member in ("update", "obj"):
|
||||
continue
|
||||
|
||||
if not member[-2] == "_":
|
||||
name = getattr(instance, member, None)
|
||||
if name is not None:
|
||||
setattr(instance, member + "_b", bbones.get(name, None))
|
||||
setattr(instance, member + "_p", pbones.get(name, None))
|
||||
setattr(instance, member + "_e", ebones.get(name, None))
|
||||
|
||||
instance.update = update
|
||||
|
||||
return instance
|
||||
|
||||
def gen_none(obj, orig_bone_name):
|
||||
pass
|
||||
|
||||
def get_bone_data(obj, bone_name):
|
||||
arm = obj.data
|
||||
pbone = obj.pose.bones[bone_name]
|
||||
if obj.mode == 'EDIT':
|
||||
bone = arm.edit_bones[bone_name]
|
||||
else:
|
||||
bone = arm.bones[bone_name]
|
||||
|
||||
return arm, pbone, bone
|
||||
|
||||
def bone_basename(name):
|
||||
return name.split(".")[0]
|
||||
|
||||
def copy_bone_simple(arm, from_bone, name, parent=False):
|
||||
ebone = arm.edit_bones[from_bone]
|
||||
ebone_new = arm.edit_bones.new(name)
|
||||
|
||||
if parent:
|
||||
ebone_new.connected = ebone.connected
|
||||
ebone_new.parent = ebone.parent
|
||||
|
||||
ebone_new.head = ebone.head
|
||||
ebone_new.tail = ebone.tail
|
||||
ebone_new.roll = ebone.roll
|
||||
return ebone_new
|
||||
|
||||
|
||||
def add_stretch_to(obj, from_name, to_name, name):
|
||||
'''
|
||||
Adds a bone that stretches from one to another
|
||||
'''
|
||||
|
||||
mode_orig = obj.mode
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
arm = obj.data
|
||||
stretch_ebone = arm.edit_bones.new(name)
|
||||
stretch_name = stretch_ebone.name
|
||||
del name
|
||||
|
||||
head = stretch_ebone.head = arm.edit_bones[from_name].head.copy()
|
||||
#tail = stretch_ebone.tail = arm.edit_bones[to_name].head.copy()
|
||||
|
||||
# annoying exception for zero length bones, since its using stretch_to the rest pose doesnt really matter
|
||||
#if (head - tail).length < 0.1:
|
||||
if 1:
|
||||
tail = stretch_ebone.tail = arm.edit_bones[from_name].tail.copy()
|
||||
|
||||
|
||||
# Now for the constraint
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
from_pbone = obj.pose.bones[from_name]
|
||||
to_pbone = obj.pose.bones[to_name]
|
||||
|
||||
stretch_pbone = obj.pose.bones[stretch_name]
|
||||
|
||||
con = stretch_pbone.constraints.new('COPY_LOCATION')
|
||||
con.target = obj
|
||||
con.subtarget = from_name
|
||||
|
||||
con = stretch_pbone.constraints.new('STRETCH_TO')
|
||||
con.target = obj
|
||||
con.subtarget = to_name
|
||||
con.original_length = (head - tail).length
|
||||
con.keep_axis = 'PLANE_X'
|
||||
con.volume = 'NO_VOLUME'
|
||||
|
||||
bpy.ops.object.mode_set(mode=mode_orig)
|
||||
|
||||
|
||||
def add_pole_target_bone(obj, base_name, name, mode='CROSS'):
|
||||
'''
|
||||
Does not actually create a poll target, just the bone to use as a poll target
|
||||
'''
|
||||
mode_orig = obj.mode
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
arm = obj.data
|
||||
|
||||
poll_ebone = arm.edit_bones.new(base_name + "_poll")
|
||||
base_ebone = arm.edit_bones[base_name]
|
||||
poll_name = poll_ebone.name
|
||||
parent_ebone = base_ebone.parent
|
||||
|
||||
base_head = base_ebone.head.copy()
|
||||
base_tail = base_ebone.tail.copy()
|
||||
base_dir = base_head - base_tail
|
||||
|
||||
parent_head = parent_ebone.head.copy()
|
||||
parent_tail = parent_ebone.tail.copy()
|
||||
parent_dir = parent_head - parent_tail
|
||||
|
||||
distance = (base_dir.length + parent_dir.length)
|
||||
|
||||
if mode == 'CROSS':
|
||||
offset = base_dir.copy().normalize() - parent_dir.copy().normalize()
|
||||
offset.length = distance
|
||||
else:
|
||||
offset = Vector(0,0,0)
|
||||
if mode[0]=="+":
|
||||
val = distance
|
||||
else:
|
||||
val = -distance
|
||||
|
||||
setattr(offset, mode[1].lower(), val)
|
||||
|
||||
poll_ebone.head = base_head + offset
|
||||
poll_ebone.tail = base_head + (offset * (1.0 - (1.0 / 4.0)))
|
||||
|
||||
bpy.ops.object.mode_set(mode=mode_orig)
|
||||
|
||||
return poll_name
|
||||
|
||||
|
||||
def generate_rig(context, ob):
|
||||
|
||||
global_undo = context.user_preferences.edit.global_undo
|
||||
context.user_preferences.edit.global_undo = False
|
||||
|
||||
# add_stretch_to(ob, "a", "b", "c")
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
# copy object and data
|
||||
ob.selected = False
|
||||
ob_new = ob.copy()
|
||||
ob_new.data = ob.data.copy()
|
||||
scene = context.scene
|
||||
scene.objects.link(ob_new)
|
||||
scene.objects.active = ob_new
|
||||
ob_new.selected = True
|
||||
|
||||
# enter armature editmode
|
||||
|
||||
|
||||
for pbone_name in ob_new.pose.bones.keys():
|
||||
bone_type = ob_new.pose.bones[pbone_name].get("type", "")
|
||||
|
||||
if bone_type == "":
|
||||
continue
|
||||
|
||||
# submodule = getattr(self, bone_type)
|
||||
# exec("from rigify import %s as submodule")
|
||||
submodule = __import__(name="%s.%s" % (__package__, bone_type), fromlist=[bone_type])
|
||||
|
||||
reload(submodule) # XXX, dev only
|
||||
|
||||
|
||||
# Toggle editmode so the pose data is always up to date
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
submodule.main(ob_new, pbone_name)
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
# needed to update driver deps
|
||||
# context.scene.update()
|
||||
|
||||
# Only for demo'ing
|
||||
ob.restrict_view = True
|
||||
ob_new.data.draw_axes = False
|
||||
|
||||
context.user_preferences.edit.global_undo = global_undo
|
||||
|
||||
if __name__ == "__main__":
|
||||
generate_rig(bpy.context, bpy.context.object)
|
||||
315
release/scripts/modules/rigify/arm.py
Normal file
315
release/scripts/modules/rigify/arm.py
Normal file
@@ -0,0 +1,315 @@
|
||||
# ##### BEGIN GPL LICENSE BLOCK #####
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License
|
||||
# as published by the Free Software Foundation; either version 2
|
||||
# of the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software Foundation,
|
||||
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# ##### END GPL LICENSE BLOCK #####
|
||||
|
||||
import bpy
|
||||
from rigify import bone_class_instance, copy_bone_simple, add_pole_target_bone, add_stretch_to
|
||||
from rna_prop_ui import rna_idprop_ui_get, rna_idprop_ui_prop_get
|
||||
|
||||
|
||||
def main(obj, orig_bone_name):
|
||||
"""
|
||||
the bone with the 'arm' property is the upper arm, this assumes a chain as follows.
|
||||
[shoulder, upper_arm, forearm, hand]
|
||||
...where this bone is 'upper_arm'
|
||||
|
||||
there are 3 chains
|
||||
- Original
|
||||
- IK, MCH-%s_ik
|
||||
- IKSwitch, MCH-%s ()
|
||||
"""
|
||||
|
||||
# Since there are 3 chains, this gets confusing so divide into 3 chains
|
||||
# Initialize container classes for convenience
|
||||
mt = bone_class_instance(obj, ["shoulder", "arm", "forearm", "hand"]) # meta
|
||||
ik = bone_class_instance(obj, ["arm", "forearm", "pole", "hand"]) # ik
|
||||
sw = bone_class_instance(obj, ["socket", "shoulder", "arm", "forearm", "hand"]) # hinge
|
||||
ex = bone_class_instance(obj, ["arm_hinge"]) # hinge & extras
|
||||
|
||||
|
||||
def chain_init():
|
||||
'''
|
||||
Sanity check and return the arm as a list of bone names.
|
||||
'''
|
||||
# do a sanity check
|
||||
mt.arm = orig_bone_name
|
||||
mt.update()
|
||||
|
||||
mt.shoulder_p = mt.arm_p.parent
|
||||
mt.shoulder = mt.shoulder_p.name
|
||||
|
||||
if not mt.shoulder_p:
|
||||
print("could not find 'arm' parent, skipping:", orig_bone_name)
|
||||
return
|
||||
|
||||
# We could have some bones attached, find the bone that has this as its 2nd parent
|
||||
hands = []
|
||||
for pbone in obj.pose.bones:
|
||||
index = pbone.parent_index(mt.arm_p)
|
||||
if index == 2:
|
||||
hands.append(pbone)
|
||||
|
||||
if len(hands) > 1:
|
||||
print("more then 1 hand found on:", orig_bone_name)
|
||||
return
|
||||
|
||||
# first add the 2 new bones
|
||||
mt.hand_p = hands[0]
|
||||
mt.hand = mt.hand_p.name
|
||||
|
||||
mt.forearm_p = mt.hand_p.parent
|
||||
mt.forearm = mt.forearm_p.name
|
||||
|
||||
arm = obj.data
|
||||
|
||||
|
||||
def chain_ik(prefix="MCH-%s_ik"):
|
||||
|
||||
mt.update()
|
||||
|
||||
# Add the edit bones
|
||||
ik.hand_e = copy_bone_simple(arm, mt.hand, prefix % mt.hand)
|
||||
ik.hand = ik.hand_e.name
|
||||
|
||||
ik.arm_e = copy_bone_simple(arm, mt.arm, prefix % mt.arm)
|
||||
ik.arm = ik.arm_e.name
|
||||
|
||||
ik.forearm_e = copy_bone_simple(arm, mt.forearm, prefix % mt.forearm)
|
||||
ik.forearm = ik.forearm_e.name
|
||||
|
||||
ik.arm_e.parent = mt.arm_e.parent
|
||||
ik.forearm_e.connected = mt.arm_e.connected
|
||||
|
||||
ik.forearm_e.parent = ik.arm_e
|
||||
ik.forearm_e.connected = True
|
||||
|
||||
|
||||
# Add the bone used for the arms poll target
|
||||
ik.pole = add_pole_target_bone(obj, mt.forearm, "elbow_poll", mode='+Z')
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
ik.update()
|
||||
|
||||
con = ik.forearm_p.constraints.new('IK')
|
||||
con.target = obj
|
||||
con.subtarget = ik.hand
|
||||
con.pole_target = obj
|
||||
con.pole_subtarget = ik.pole
|
||||
|
||||
con.use_tail = True
|
||||
con.use_stretch = True
|
||||
con.use_target = True
|
||||
con.use_rotation = False
|
||||
con.chain_length = 2
|
||||
con.pole_angle = -90.0 # XXX, RAD2DEG
|
||||
|
||||
# ID Propery on the hand for IK/FK switch
|
||||
|
||||
prop = rna_idprop_ui_prop_get(ik.hand_p, "ik", create=True)
|
||||
ik.hand_p["ik"] = 0.5
|
||||
prop["soft_min"] = 0.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
ik.arm = ik.arm
|
||||
ik.forearm = ik.forearm
|
||||
ik.hand = ik.hand
|
||||
ik.pole = ik.pole
|
||||
|
||||
def chain_switch(prefix="MCH-%s"):
|
||||
|
||||
sw.update()
|
||||
mt.update()
|
||||
|
||||
sw.shoulder_e = copy_bone_simple(arm, mt.shoulder, prefix % mt.shoulder)
|
||||
sw.shoulder = sw.shoulder_e.name
|
||||
sw.shoulder_e.parent = mt.shoulder_e.parent
|
||||
sw.shoulder_e.connected = mt.shoulder_e.connected
|
||||
|
||||
sw.arm_e = copy_bone_simple(arm, mt.arm, prefix % mt.arm)
|
||||
sw.arm = sw.arm_e.name
|
||||
sw.arm_e.parent = sw.shoulder_e
|
||||
sw.arm_e.connected = arm.edit_bones[mt.shoulder].connected
|
||||
|
||||
sw.forearm_e = copy_bone_simple(arm, mt.forearm, prefix % mt.forearm)
|
||||
sw.forearm = sw.forearm_e.name
|
||||
sw.forearm_e.parent = sw.arm_e
|
||||
sw.forearm_e.connected = arm.edit_bones[mt.forearm].connected
|
||||
|
||||
sw.hand_e = copy_bone_simple(arm, mt.hand, prefix % mt.hand)
|
||||
sw.hand = sw.hand_e.name
|
||||
sw.hand_e.parent = sw.forearm_e
|
||||
sw.hand_e.connected = arm.edit_bones[mt.hand].connected
|
||||
|
||||
# The sw.hand_e needs to own all the children on the metarig's hand
|
||||
for child in mt.hand_e.children:
|
||||
child.parent = sw.hand_e
|
||||
|
||||
|
||||
# These are made the children of sw.shoulder_e
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
# Add constraints
|
||||
sw.update()
|
||||
|
||||
#dummy, ik.arm, ik.forearm, ik.hand, ik.pole = ik_chain_tuple
|
||||
|
||||
ik_driver_path = obj.pose.bones[ik.hand].path_to_id() + '["ik"]'
|
||||
|
||||
|
||||
def ik_fk_driver(con):
|
||||
'''
|
||||
3 bones use this for ik/fk switching
|
||||
'''
|
||||
fcurve = con.driver_add("influence", 0)
|
||||
driver = fcurve.driver
|
||||
tar = driver.targets.new()
|
||||
driver.type = 'AVERAGE'
|
||||
tar.name = "ik"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = ik_driver_path
|
||||
|
||||
# ***********
|
||||
con = sw.arm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.arm
|
||||
|
||||
con = sw.arm_p.constraints.new('COPY_ROTATION')
|
||||
|
||||
con.target = obj
|
||||
con.subtarget = ik.arm
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
# ***********
|
||||
con = sw.forearm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.forearm
|
||||
|
||||
con = sw.forearm_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "IK"
|
||||
con.target = obj
|
||||
con.subtarget = ik.forearm
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
# ***********
|
||||
con = sw.hand_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "FK"
|
||||
con.target = obj
|
||||
con.subtarget = mt.hand
|
||||
|
||||
con = sw.hand_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "IK"
|
||||
con.target = obj
|
||||
con.subtarget = ik.hand
|
||||
con.influence = 0.5
|
||||
ik_fk_driver(con)
|
||||
|
||||
|
||||
add_stretch_to(obj, sw.forearm, ik.pole, "VIS-elbow_ik_poll")
|
||||
add_stretch_to(obj, sw.hand, ik.hand, "VIS-hand_ik")
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
|
||||
def chain_shoulder(prefix="MCH-%s"):
|
||||
|
||||
sw.socket_e = copy_bone_simple(arm, mt.arm, (prefix % mt.arm) + "_socket")
|
||||
sw.socket = sw.socket_e.name
|
||||
sw.socket_e.tail = arm.edit_bones[mt.shoulder].tail
|
||||
|
||||
|
||||
# Set the shoulder as parent
|
||||
ik.update()
|
||||
sw.update()
|
||||
mt.update()
|
||||
|
||||
sw.socket_e.parent = sw.shoulder_e
|
||||
ik.arm_e.parent = sw.shoulder_e
|
||||
|
||||
|
||||
# ***** add the shoulder hinge
|
||||
# yes this is correct, the shoulder copy gets the arm's name
|
||||
ex.arm_hinge_e = copy_bone_simple(arm, mt.shoulder, (prefix % mt.arm) + "_hinge")
|
||||
ex.arm_hinge = ex.arm_hinge_e.name
|
||||
offset = ex.arm_hinge_e.length / 2.0
|
||||
|
||||
ex.arm_hinge_e.head.y += offset
|
||||
ex.arm_hinge_e.tail.y += offset
|
||||
|
||||
# Note: meta arm becomes child of hinge
|
||||
mt.arm_e.parent = ex.arm_hinge_e
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
ex.update()
|
||||
|
||||
con = mt.arm_p.constraints.new('COPY_LOCATION')
|
||||
con.target = obj
|
||||
con.subtarget = sw.socket
|
||||
|
||||
|
||||
# Hinge constraint & driver
|
||||
con = ex.arm_hinge_p.constraints.new('COPY_ROTATION')
|
||||
con.name = "hinge"
|
||||
con.target = obj
|
||||
con.subtarget = sw.shoulder
|
||||
driver_fcurve = con.driver_add("influence", 0)
|
||||
driver = driver_fcurve.driver
|
||||
|
||||
|
||||
controller_path = mt.arm_p.path_to_id()
|
||||
# add custom prop
|
||||
mt.arm_p["hinge"] = 0.0
|
||||
prop = rna_idprop_ui_prop_get(mt.arm_p, "hinge", create=True)
|
||||
prop["soft_min"] = 0.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurve.driver
|
||||
driver.type = 'AVERAGE'
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "hinge"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '["hinge"]'
|
||||
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
# remove the shoulder and re-parent
|
||||
|
||||
|
||||
|
||||
chain_init()
|
||||
chain_ik()
|
||||
chain_switch()
|
||||
chain_shoulder()
|
||||
|
||||
# Shoulder with its delta and hinge.
|
||||
|
||||
109
release/scripts/modules/rigify/delta.py
Normal file
109
release/scripts/modules/rigify/delta.py
Normal file
@@ -0,0 +1,109 @@
|
||||
# ##### BEGIN GPL LICENSE BLOCK #####
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License
|
||||
# as published by the Free Software Foundation; either version 2
|
||||
# of the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software Foundation,
|
||||
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# ##### END GPL LICENSE BLOCK #####
|
||||
|
||||
import bpy
|
||||
from rigify import get_bone_data
|
||||
|
||||
def main(obj, delta_name):
|
||||
'''
|
||||
Use this bone to define a delta thats applied to its child in pose mode.
|
||||
'''
|
||||
|
||||
arm = obj.data
|
||||
|
||||
mode_orig = obj.mode
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
delta_pbone = obj.pose.bones[delta_name]
|
||||
children = delta_pbone.children
|
||||
|
||||
if len(children) != 1:
|
||||
print("only 1 child supported for delta")
|
||||
|
||||
child_name = children[0].name
|
||||
arm, child_pbone, child_bone = get_bone_data(obj, child_name)
|
||||
|
||||
delta_phead = delta_pbone.head.copy()
|
||||
delta_ptail = delta_pbone.tail.copy()
|
||||
delta_pmatrix = delta_pbone.matrix.copy()
|
||||
|
||||
child_phead = child_pbone.head.copy()
|
||||
child_ptail = child_pbone.tail.copy()
|
||||
child_pmatrix = child_pbone.matrix.copy()
|
||||
|
||||
|
||||
children = delta_pbone.children
|
||||
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
delta_ebone = arm.edit_bones[delta_name]
|
||||
child_ebone = arm.edit_bones[child_name]
|
||||
|
||||
delta_head = delta_ebone.head.copy()
|
||||
delta_tail = delta_ebone.tail.copy()
|
||||
|
||||
# arm, parent_pbone, parent_bone = get_bone_data(obj, delta_name)
|
||||
child_head = child_ebone.head.copy()
|
||||
child_tail = child_ebone.tail.copy()
|
||||
|
||||
arm.edit_bones.remove(delta_ebone)
|
||||
del delta_ebone # cant use thz
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
# Move the child bone to the deltas location
|
||||
obj.animation_data_create()
|
||||
child_pbone = obj.pose.bones[child_name]
|
||||
|
||||
# ------------------- drivers
|
||||
|
||||
child_pbone.rotation_mode = 'XYZ'
|
||||
|
||||
rot = delta_pmatrix.invert().rotationPart() * child_pmatrix.rotationPart()
|
||||
rot = rot.invert().toEuler()
|
||||
|
||||
fcurve_drivers = child_pbone.driver_add("rotation_euler", -1)
|
||||
for i, fcurve_driver in enumerate(fcurve_drivers):
|
||||
driver = fcurve_driver.driver
|
||||
driver.type = 'AVERAGE'
|
||||
#mod = fcurve_driver.modifiers.new('GENERATOR')
|
||||
mod = fcurve_driver.modifiers[0]
|
||||
mod.poly_order = 1
|
||||
mod.coefficients[0] = rot[i]
|
||||
mod.coefficients[1] = 0.0
|
||||
|
||||
# tricky, find the transform to drive the bone to this location.
|
||||
delta_head_offset = child_pmatrix.rotationPart() * (delta_phead - child_phead)
|
||||
|
||||
fcurve_drivers = child_pbone.driver_add("location", -1)
|
||||
for i, fcurve_driver in enumerate(fcurve_drivers):
|
||||
driver = fcurve_driver.driver
|
||||
driver.type = 'AVERAGE'
|
||||
#mod = fcurve_driver.modifiers.new('GENERATOR')
|
||||
mod = fcurve_driver.modifiers[0]
|
||||
mod.poly_order = 1
|
||||
mod.coefficients[0] = delta_head_offset[i]
|
||||
mod.coefficients[1] = 0.0
|
||||
|
||||
|
||||
# arm, parent_pbone, parent_bone = get_bone_data(obj, delta_name)
|
||||
bpy.ops.object.mode_set(mode='EDIT')
|
||||
|
||||
bpy.ops.object.mode_set(mode=mode_orig)
|
||||
|
||||
173
release/scripts/modules/rigify/finger.py
Normal file
173
release/scripts/modules/rigify/finger.py
Normal file
@@ -0,0 +1,173 @@
|
||||
# ##### BEGIN GPL LICENSE BLOCK #####
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License
|
||||
# as published by the Free Software Foundation; either version 2
|
||||
# of the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software Foundation,
|
||||
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# ##### END GPL LICENSE BLOCK #####
|
||||
|
||||
import bpy
|
||||
from rigify import get_bone_data, bone_basename, empty_layer
|
||||
from rna_prop_ui import rna_idprop_ui_get, rna_idprop_ui_prop_get
|
||||
from functools import reduce
|
||||
|
||||
def main(obj, orig_bone_name):
|
||||
|
||||
# *** EDITMODE
|
||||
|
||||
# get assosiated data
|
||||
arm, orig_pbone, orig_ebone = get_bone_data(obj, orig_bone_name)
|
||||
|
||||
obj.animation_data_create() # needed if its a new armature with no keys
|
||||
|
||||
arm.layer[0] = arm.layer[8] = True
|
||||
|
||||
children = orig_pbone.children_recursive
|
||||
tot_len = reduce(lambda f, pbone: f + pbone.bone.length, children, orig_pbone.bone.length)
|
||||
|
||||
base_name = bone_basename(orig_pbone.name)
|
||||
|
||||
# first make a new bone at the location of the finger
|
||||
control_ebone = arm.edit_bones.new(base_name)
|
||||
control_bone_name = control_ebone.name # we dont know if we get the name requested
|
||||
|
||||
control_ebone.connected = orig_ebone.connected
|
||||
control_ebone.parent = orig_ebone.parent
|
||||
|
||||
# Place the finger bone
|
||||
head = orig_ebone.head.copy()
|
||||
tail = orig_ebone.tail.copy()
|
||||
|
||||
control_ebone.head = head
|
||||
control_ebone.tail = head + ((tail - head).normalize() * tot_len)
|
||||
control_ebone.roll = orig_ebone.roll
|
||||
|
||||
# now add bones inbetween this and its children recursively
|
||||
|
||||
# switching modes so store names only!
|
||||
children = [pbone.name for pbone in children]
|
||||
|
||||
# set an alternate layer for driver bones
|
||||
other_layer = empty_layer[:]
|
||||
other_layer[8] = True
|
||||
|
||||
|
||||
driver_bone_pairs = []
|
||||
|
||||
for child_bone_name in children:
|
||||
arm, pbone_child, child_ebone = get_bone_data(obj, child_bone_name)
|
||||
|
||||
# finger.02 --> finger_driver.02
|
||||
driver_bone_name = child_bone_name.split('.')
|
||||
driver_bone_name = driver_bone_name[0] + "_driver." + ".".join(driver_bone_name[1:])
|
||||
|
||||
driver_ebone = arm.edit_bones.new(driver_bone_name)
|
||||
driver_bone_name = driver_ebone.name # cant be too sure!
|
||||
driver_ebone.layer = other_layer
|
||||
|
||||
new_len = pbone_child.bone.length / 2.0
|
||||
|
||||
head = child_ebone.head.copy()
|
||||
tail = child_ebone.tail.copy()
|
||||
|
||||
driver_ebone.head = head
|
||||
driver_ebone.tail = head + ((tail - head).normalize() * new_len)
|
||||
driver_ebone.roll = child_ebone.roll
|
||||
|
||||
# Insert driver_ebone in the chain without connected parents
|
||||
driver_ebone.connected = False
|
||||
driver_ebone.parent = child_ebone.parent
|
||||
|
||||
child_ebone.connected = False
|
||||
child_ebone.parent = driver_ebone
|
||||
|
||||
# Add the drivers to these when in posemode.
|
||||
driver_bone_pairs.append((child_bone_name, driver_bone_name))
|
||||
|
||||
del control_ebone
|
||||
|
||||
|
||||
# *** POSEMODE
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
arm, orig_pbone, orig_bone = get_bone_data(obj, orig_bone_name)
|
||||
arm, control_pbone, control_bone= get_bone_data(obj, control_bone_name)
|
||||
|
||||
|
||||
# only allow Y scale
|
||||
control_pbone.lock_scale = (True, False, True)
|
||||
|
||||
control_pbone["bend_ratio"] = 0.4
|
||||
prop = rna_idprop_ui_prop_get(control_pbone, "bend_ratio", create=True)
|
||||
prop["soft_min"] = 0.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
con = orig_pbone.constraints.new('COPY_LOCATION')
|
||||
con.target = obj
|
||||
con.subtarget = control_bone_name
|
||||
|
||||
con = orig_pbone.constraints.new('COPY_ROTATION')
|
||||
con.target = obj
|
||||
con.subtarget = control_bone_name
|
||||
|
||||
|
||||
|
||||
# setup child drivers on each new smaller bone added. assume 2 for now.
|
||||
|
||||
# drives the bones
|
||||
controller_path = control_pbone.path_to_id() # 'pose.bones["%s"]' % control_bone_name
|
||||
|
||||
i = 0
|
||||
for child_bone_name, driver_bone_name in driver_bone_pairs:
|
||||
|
||||
# XXX - todo, any number
|
||||
if i==2:
|
||||
break
|
||||
|
||||
arm, driver_pbone, driver_bone = get_bone_data(obj, driver_bone_name)
|
||||
|
||||
driver_pbone.rotation_mode = 'YZX'
|
||||
fcurve_driver = driver_pbone.driver_add("rotation_euler", 0)
|
||||
|
||||
#obj.driver_add('pose.bones["%s"].scale', 1)
|
||||
#obj.animation_data.drivers[-1] # XXX, WATCH THIS
|
||||
driver = fcurve_driver.driver
|
||||
|
||||
# scale target
|
||||
tar = driver.targets.new()
|
||||
tar.name = "scale"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '.scale[1]'
|
||||
|
||||
# bend target
|
||||
tar = driver.targets.new()
|
||||
tar.name = "br"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '["bend_ratio"]'
|
||||
|
||||
# XXX - todo, any number
|
||||
if i==0:
|
||||
driver.expression = '(-scale+1.0)*pi*2.0*(1.0-br)'
|
||||
elif i==1:
|
||||
driver.expression = '(-scale+1.0)*pi*2.0*br'
|
||||
|
||||
arm, child_pbone, child_bone = get_bone_data(obj, child_bone_name)
|
||||
|
||||
# only allow X rotation
|
||||
driver_pbone.lock_rotation = child_pbone.lock_rotation = (False, True, True)
|
||||
|
||||
i += 1
|
||||
|
||||
130
release/scripts/modules/rigify/palm.py
Normal file
130
release/scripts/modules/rigify/palm.py
Normal file
@@ -0,0 +1,130 @@
|
||||
# ##### BEGIN GPL LICENSE BLOCK #####
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or
|
||||
# modify it under the terms of the GNU General Public License
|
||||
# as published by the Free Software Foundation; either version 2
|
||||
# of the License, or (at your option) any later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software Foundation,
|
||||
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# ##### END GPL LICENSE BLOCK #####
|
||||
|
||||
import bpy
|
||||
from rigify import get_bone_data, copy_bone_simple
|
||||
from rna_prop_ui import rna_idprop_ui_get, rna_idprop_ui_prop_get
|
||||
|
||||
def main(obj, orig_bone_name):
|
||||
arm, palm_pbone, palm_ebone = get_bone_data(obj, orig_bone_name)
|
||||
children = [ebone.name for ebone in palm_ebone.children]
|
||||
children.sort() # simply assume the pinky has the lowest name
|
||||
|
||||
# Make a copy of the pinky
|
||||
pinky_ebone = arm.edit_bones[children[0]]
|
||||
control_ebone = copy_bone_simple(arm, pinky_ebone.name, "palm_control", parent=True)
|
||||
control_name = control_ebone.name
|
||||
|
||||
offset = (arm.edit_bones[children[0]].head - arm.edit_bones[children[1]].head)
|
||||
|
||||
control_ebone.head += offset
|
||||
control_ebone.tail += offset
|
||||
|
||||
bpy.ops.object.mode_set(mode='OBJECT')
|
||||
|
||||
|
||||
arm, control_pbone, control_ebone = get_bone_data(obj, control_name)
|
||||
arm, pinky_pbone, pinky_ebone = get_bone_data(obj, children[0])
|
||||
|
||||
control_pbone.rotation_mode = 'YZX'
|
||||
control_pbone.lock_rotation = False, True, True
|
||||
|
||||
driver_fcurves = pinky_pbone.driver_add("rotation_euler")
|
||||
|
||||
|
||||
controller_path = control_pbone.path_to_id()
|
||||
|
||||
# add custom prop
|
||||
control_pbone["spread"] = 0.0
|
||||
prop = rna_idprop_ui_prop_get(control_pbone, "spread", create=True)
|
||||
prop["soft_min"] = -1.0
|
||||
prop["soft_max"] = 1.0
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[0].driver
|
||||
driver.type = 'AVERAGE'
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[1].driver
|
||||
driver.expression = "-x/4.0"
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
|
||||
# *****
|
||||
driver = driver_fcurves[2].driver
|
||||
driver.expression = "(1.0-cos(x))-s"
|
||||
tar = driver.targets.new()
|
||||
tar.name = "x"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + ".rotation_euler[0]"
|
||||
|
||||
tar = driver.targets.new()
|
||||
tar.name = "s"
|
||||
tar.id_type = 'OBJECT'
|
||||
tar.id = obj
|
||||
tar.rna_path = controller_path + '["spread"]'
|
||||
|
||||
|
||||
for i, child_name in enumerate(children):
|
||||
child_pbone = obj.pose.bones[child_name]
|
||||
child_pbone.rotation_mode = 'YZX'
|
||||
|
||||
if child_name != children[-1] and child_name != children[0]:
|
||||
|
||||
# this is somewhat arbitrary but seems to look good
|
||||
inf = i / (len(children)+1)
|
||||
inf = 1.0 - inf
|
||||
inf = ((inf * inf) + inf) / 2.0
|
||||
|
||||
# used for X/Y constraint
|
||||
inf_minor = inf * inf
|
||||
|
||||
con = child_pbone.constraints.new('COPY_ROTATION')
|
||||
con.name = "Copy Z Rot"
|
||||
con.target = obj
|
||||
con.subtarget = children[0] # also pinky_pbone
|
||||
con.owner_space = con.target_space = 'LOCAL'
|
||||
con.use_x, con.use_y, con.use_z = False, False, True
|
||||
con.influence = inf
|
||||
|
||||
con = child_pbone.constraints.new('COPY_ROTATION')
|
||||
con.name = "Copy XY Rot"
|
||||
con.target = obj
|
||||
con.subtarget = children[0] # also pinky_pbone
|
||||
con.owner_space = con.target_space = 'LOCAL'
|
||||
con.use_x, con.use_y, con.use_z = True, True, False
|
||||
con.influence = inf_minor
|
||||
|
||||
|
||||
child_pbone = obj.pose.bones[children[-1]]
|
||||
child_pbone.rotation_mode = 'QUATERNION'
|
||||
|
||||
Reference in New Issue
Block a user