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#====================== 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
#======================= END GPL LICENSE BLOCK ========================
# <pep8 compliant>
import bpy
from itertools import count
from ...utils.bones import BoneDict, compute_chain_x_axis, align_bone_x_axis, align_bone_z_axis
from ...utils.naming import make_derived_name
from ...utils.misc import map_list
from ..widgets import create_hand_widget
from ...base_rig import stage
from .limb_rigs import BaseLimbRig
class Rig(BaseLimbRig):
"""Human arm rig."""
def initialize(self):
if len(self.bones.org.main) != 3:
self.raise_error("Input to rig type must be a chain of 3 bones.")
super().initialize()
def prepare_bones(self):
orgs = self.bones.org.main
if self.params.rotation_axis == 'automatic':
axis = compute_chain_x_axis(self.obj, orgs[0:2])
for bone in orgs:
align_bone_x_axis(self.obj, bone, axis)
elif self.params.auto_align_extremity:
axis = self.vector_without_z(self.get_bone(orgs[2]).z_axis)
align_bone_z_axis(self.obj, orgs[2], axis)
####################################################
# Overrides
def register_switch_parents(self, pbuilder):
super().register_switch_parents(pbuilder)
pbuilder.register_parent(self, self.bones.org.main[2], exclude_self=True)
def make_ik_ctrl_widget(self, ctrl):
create_hand_widget(self.obj, ctrl, bone_transform_name=None)
####################################################
# Settings
@classmethod
def parameters_ui(self, layout, params):
super().parameters_ui(layout, params, 'Hand')
def create_sample(obj, limb=False):
# generated by rigify.utils.write_metarig
bpy.ops.object.mode_set(mode='EDIT')
arm = obj.data
bones = {}
bone = arm.edit_bones.new('upper_arm.L')
bone.head[:] = -0.0016, 0.0060, -0.0012
bone.tail[:] = 0.2455, 0.0678, -0.1367
bone.roll = 2.0724
bone.use_connect = False
bones['upper_arm.L'] = bone.name
bone = arm.edit_bones.new('forearm.L')
bone.head[:] = 0.2455, 0.0678, -0.1367
bone.tail[:] = 0.4625, 0.0285, -0.2797
bone.roll = 2.1535
bone.use_connect = True
bone.parent = arm.edit_bones[bones['upper_arm.L']]
bones['forearm.L'] = bone.name
bone = arm.edit_bones.new('hand.L')
bone.head[:] = 0.4625, 0.0285, -0.2797
bone.tail[:] = 0.5265, 0.0205, -0.3273
bone.roll = 2.2103
bone.use_connect = True
bone.parent = arm.edit_bones[bones['forearm.L']]
bones['hand.L'] = bone.name
bpy.ops.object.mode_set(mode='OBJECT')
pbone = obj.pose.bones[bones['upper_arm.L']]
pbone.rigify_type = 'limbs.super_limb' if limb else 'limbs.arm'
pbone.lock_location = (False, False, False)
pbone.lock_rotation = (False, False, False)
pbone.lock_rotation_w = False
pbone.lock_scale = (False, False, False)
pbone.rotation_mode = 'QUATERNION'
try:
pbone.rigify_parameters.tweak_layers = [False, False, False, False, False, False, False, False, False, True, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False]
except AttributeError:
pass
try:
pbone.rigify_parameters.fk_layers = [False, False, False, False, False, False, False, False, True, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False, False]
except AttributeError:
pass
pbone = obj.pose.bones[bones['forearm.L']]
pbone.rigify_type = ''
pbone.lock_location = (False, False, False)
pbone.lock_rotation = (False, False, False)
pbone.lock_rotation_w = False
pbone.lock_scale = (False, False, False)
pbone.rotation_mode = 'QUATERNION'
pbone = obj.pose.bones[bones['hand.L']]
pbone.rigify_type = ''
pbone.lock_location = (False, False, False)
pbone.lock_rotation = (False, False, False)
pbone.lock_rotation_w = False
pbone.lock_scale = (False, False, False)
pbone.rotation_mode = 'QUATERNION'
bpy.ops.object.mode_set(mode='EDIT')
for bone in arm.edit_bones:
bone.select = False
bone.select_head = False
bone.select_tail = False
for b in bones:
bone = arm.edit_bones[bones[b]]
bone.select = True
bone.select_head = True
bone.select_tail = True
arm.edit_bones.active = bone
return bones
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