forked from bartvdbraak/blender
f8f7f57557
- updated delta not to remove a bone - spine and neck rigs interpolation bones are now axis aligned to the control bone - palm tag is expected on the pointer finger rather then the wrist - operate on bone children first working up the chain (not essential but more pradictable)
209 lines
6.4 KiB
Python
209 lines
6.4 KiB
Python
# ##### 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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# <pep8 compliant>
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import bpy
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from rigify import get_bone_data, copy_bone_simple
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from rna_prop_ui import rna_idprop_ui_prop_get
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# not used, defined for completeness
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METARIG_NAMES = tuple()
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def metarig_template():
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# generated by rigify.write_meta_rig
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bpy.ops.object.mode_set(mode='EDIT')
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obj = bpy.context.object
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arm = obj.data
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bone = arm.edit_bones.new('hand')
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bone.head[:] = 0.0082, -1.2492, 0.0000
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bone.tail[:] = 0.0423, -0.4150, 0.0000
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bone.roll = 0.0000
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bone.connected = False
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bone = arm.edit_bones.new('palm.03')
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bone.head[:] = 0.0000, 0.0000, -0.0000
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bone.tail[:] = 0.0506, 1.2781, -0.1299
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bone.roll = -3.1396
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bone = arm.edit_bones.new('palm.04')
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bone.head[:] = 0.5000, -0.0000, 0.0000
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bone.tail[:] = 0.6433, 1.2444, -0.1299
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bone.roll = -3.1357
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bone = arm.edit_bones.new('palm.05')
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bone.head[:] = 1.0000, 0.0000, 0.0000
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bone.tail[:] = 1.3961, 1.0084, -0.1299
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bone.roll = -3.1190
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bone = arm.edit_bones.new('palm.02')
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bone.head[:] = -0.5000, 0.0000, -0.0000
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bone.tail[:] = -0.5674, 1.2022, -0.1299
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bone.roll = 3.1386
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bone = arm.edit_bones.new('palm.01')
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bone.head[:] = -1.0000, 0.0000, -0.0000
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bone.tail[:] = -1.3286, 1.0590, -0.1299
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bone.roll = 3.1239
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bone = arm.edit_bones.new('palm.06')
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bone.head[:] = 1.3536, -0.2941, 0.0000
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bone.tail[:] = 2.1109, 0.4807, -0.1299
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bone.roll = -3.0929
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bone.connected = False
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bone.parent = arm.edit_bones['hand']
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bpy.ops.object.mode_set(mode='OBJECT')
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pbone = obj.pose.bones['palm.05']
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pbone['type'] = 'palm'
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def metarig_definition(obj, orig_bone_name):
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'''
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The bone given is the first in an array of siblings with a matching basename
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sorted with the little finger lowest.
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eg.
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[pinky, ring... etc]
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'''
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arm = obj.data
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palm_bone = arm.bones[orig_bone_name]
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palm_parent = palm_bone.parent
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palm_base = palm_bone.basename
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bone_definition = [bone.name for bone in palm_parent.children if bone.basename == palm_base]
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bone_definition.sort()
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return [palm_parent.name] + bone_definition
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def main(obj, bone_definition, base_names):
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arm, palm_pbone, palm_ebone = get_bone_data(obj, bone_definition[0])
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children = bone_definition[1:]
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# Make a copy of the pinky
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# simply assume the pinky has the lowest name
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pinky_ebone = arm.edit_bones[children[0]]
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ring_ebone = arm.edit_bones[children[1]]
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control_ebone = copy_bone_simple(arm, pinky_ebone.name, "palm_control", parent=True)
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control_name = control_ebone.name
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offset = (pinky_ebone.head - ring_ebone.head)
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control_ebone.translate(offset)
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bpy.ops.object.mode_set(mode='OBJECT')
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arm, control_pbone, control_ebone = get_bone_data(obj, control_name)
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arm, pinky_pbone, pinky_ebone = get_bone_data(obj, children[0])
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control_pbone.rotation_mode = 'YZX'
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control_pbone.lock_rotation = False, True, True
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driver_fcurves = pinky_pbone.driver_add("rotation_euler")
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controller_path = control_pbone.path_to_id()
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# add custom prop
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control_pbone["spread"] = 0.0
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prop = rna_idprop_ui_prop_get(control_pbone, "spread", create=True)
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prop["soft_min"] = -1.0
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prop["soft_max"] = 1.0
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# *****
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driver = driver_fcurves[0].driver
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driver.type = 'AVERAGE'
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tar = driver.targets.new()
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tar.name = "x"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + ".rotation_euler[0]"
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# *****
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driver = driver_fcurves[1].driver
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driver.expression = "-x/4.0"
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tar = driver.targets.new()
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tar.name = "x"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + ".rotation_euler[0]"
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# *****
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driver = driver_fcurves[2].driver
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driver.expression = "(1.0-cos(x))-s"
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tar = driver.targets.new()
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tar.name = "x"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + ".rotation_euler[0]"
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tar = driver.targets.new()
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tar.name = "s"
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tar.id_type = 'OBJECT'
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tar.id = obj
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tar.rna_path = controller_path + '["spread"]'
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for i, child_name in enumerate(children):
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child_pbone = obj.pose.bones[child_name]
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child_pbone.rotation_mode = 'YZX'
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if child_name != children[-1] and child_name != children[0]:
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# this is somewhat arbitrary but seems to look good
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inf = i / (len(children) + 1)
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inf = 1.0 - inf
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inf = ((inf * inf) + inf) / 2.0
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# used for X/Y constraint
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inf_minor = inf * inf
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con = child_pbone.constraints.new('COPY_ROTATION')
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con.name = "Copy Z Rot"
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con.target = obj
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con.subtarget = children[0] # also pinky_pbone
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con.owner_space = con.target_space = 'LOCAL'
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con.use_x, con.use_y, con.use_z = False, False, True
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con.influence = inf
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con = child_pbone.constraints.new('COPY_ROTATION')
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con.name = "Copy XY Rot"
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con.target = obj
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con.subtarget = children[0] # also pinky_pbone
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con.owner_space = con.target_space = 'LOCAL'
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con.use_x, con.use_y, con.use_z = True, True, False
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con.influence = inf_minor
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child_pbone = obj.pose.bones[children[-1]]
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child_pbone.rotation_mode = 'QUATERNION'
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# no blending the result of this
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return None
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