1 files changed, 109 insertions, 0 deletions
diff --git a/rigify/rigs/pitchipoy/limbs/arm.py b/rigify/rigs/pitchipoy/limbs/arm.py
new file mode 100644
index 00000000..50a11e11
--- /dev/null
+++ b/rigify/rigs/pitchipoy/limbs/arm.py
@@ -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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+#======================= END GPL LICENSE BLOCK ========================
+
+# <pep8 compliant>
+import bpy
+from ....utils       import MetarigError
+from ....utils       import create_widget, copy_bone
+from ....utils       import strip_org
+from .limb_utils     import *
+from ..super_widgets import create_hand_widget
+from rna_prop_ui     import rna_idprop_ui_prop_get
+
+def create_arm( cls, bones ):
+    org_bones = cls.org_bones
+    
+    bpy.ops.object.mode_set(mode='EDIT')
+    eb = cls.obj.data.edit_bones
+
+    ctrl = get_bone_name( org_bones[2], 'ctrl', 'ik' )
+    
+    # Create IK arm control
+    ctrl = copy_bone( cls.obj, org_bones[2], ctrl )
+
+    # clear parent (so that rigify will parent to root) 
+    eb[ ctrl ].parent      = None
+    eb[ ctrl ].use_connect = False
+
+    # Parent 
+    eb[ bones['ik']['mch_target'] ].parent      = eb[ ctrl ]
+    eb[ bones['ik']['mch_target'] ].use_connect = False
+    
+    # Set up constraints
+    # Constrain mch target bone to the ik control and mch stretch
+   
+    make_constraint( cls, bones['ik']['mch_target'], {
+        'constraint'  : 'COPY_LOCATION',
+        'subtarget'   : bones['ik']['mch_str'],
+        'head_tail'   : 1.0
+    })
+
+    # Constrain mch ik stretch bone to the ik control
+    make_constraint( cls, bones['ik']['mch_str'], {
+        'constraint'  : 'DAMPED_TRACK',
+        'subtarget'   : ctrl,
+    })
+    make_constraint( cls, bones['ik']['mch_str'], {
+        'constraint'  : 'STRETCH_TO',
+        'subtarget'   : ctrl,
+    })
+    make_constraint( cls, bones['ik']['mch_str'], {
+        'constraint'  : 'LIMIT_SCALE',
+        'use_min_y'   : True,
+        'use_max_y'   : True,
+        'max_y'       : 1.05,
+        'owner_space' : 'LOCAL'
+    })
+
+    # Create ik/fk switch property
+    pb = cls.obj.pose.bones
+    pb_parent = pb[ bones['parent'] ]
+    
+    pb_parent['IK_Strertch'] = 1.0
+    prop = rna_idprop_ui_prop_get( pb_parent, 'IK_Strertch', create=True )
+    prop["min"]         = 0.0
+    prop["max"]         = 1.0
+    prop["soft_min"]    = 0.0
+    prop["soft_max"]    = 1.0
+    prop["description"] = 'IK Stretch'
+
+    # Add driver to limit scale constraint influence
+    b        = bones['ik']['mch_str']
+    drv      = pb[b].constraints[-1].driver_add("influence").driver
+    drv.type = 'SUM'
+    
+    var = drv.variables.new()
+    var.name = prop.name
+    var.type = "SINGLE_PROP"
+    var.targets[0].id = cls.obj
+    var.targets[0].data_path = \
+        pb_parent.path_from_id() + '['+ '"' + prop.name + '"' + ']'
+
+    drv_modifier = cls.obj.animation_data.drivers[-1].modifiers[0]
+    
+    drv_modifier.mode            = 'POLYNOMIAL'
+    drv_modifier.poly_order      = 1
+    drv_modifier.coefficients[0] = 1.0
+    drv_modifier.coefficients[1] = -1.0
+
+    # Create hand widget
+    create_hand_widget(cls.obj, ctrl, bone_transform_name=None)
+
+    bones['ik']['ctrl']['terminal'] = [ ctrl ]
+
+    return bones