forked from bartvdbraak/blender
67cfc427ee
- added new mathutils.Color() type, use with rna so we can do for eg: material.diffuse_color.r = 1.0 # also has hsv access material.diffuse_color.s = 0.6 - made Mathutils and Geometry module names lowercase.
406 lines
12 KiB
Python
406 lines
12 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 rna_prop_ui import rna_idprop_ui_prop_get
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from mathutils import Vector
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from rigify import RigifyError
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from rigify_utils import copy_bone_simple
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#METARIG_NAMES = ("cpy",)
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RIG_TYPE = "eye_balls"
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def addget_shape_key(obj, name="Key"):
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""" Fetches a shape key, or creates it if it doesn't exist
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"""
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# Create a shapekey set if it doesn't already exist
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if obj.data.shape_keys is None:
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shape = obj.add_shape_key(name="Basis", from_mix=False)
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obj.active_shape_key_index = 0
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# Get the shapekey, or create it if it doesn't already exist
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if name in obj.data.shape_keys.keys:
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shape_key = obj.data.shape_keys.keys[name]
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else:
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shape_key = obj.add_shape_key(name=name, from_mix=False)
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return shape_key
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def addget_shape_key_driver(obj, name="Key"):
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""" Fetches the driver for the shape key, or creates it if it doesn't
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already exist.
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"""
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driver_path = 'keys["' + name + '"].value'
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fcurve = None
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driver = None
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new = False
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if obj.data.shape_keys.animation_data is not None:
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for driver_s in obj.data.shape_keys.animation_data.drivers:
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if driver_s.data_path == driver_path:
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fcurve = driver_s
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if fcurve == None:
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fcurve = obj.data.shape_keys.keys[name].driver_add("value", 0)
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fcurve.driver.type = 'AVERAGE'
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new = True
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return fcurve, new
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def create_shape_and_driver(obj, bone, meshes, shape_name, var_name, var_path, expression):
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""" Creates/gets a shape key and sets up a driver for it.
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obj = armature object
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bone = driving bone name
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meshes = list of meshes to create the shapekey/driver on
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shape_name = name of the shape key
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var_name = name of the driving variable
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var_path = path to the property on the bone to drive with
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expression = python expression for the driver
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"""
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pb = obj.pose.bones
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bpy.ops.object.mode_set(mode='OBJECT')
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for mesh_name in meshes:
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mesh_obj = bpy.data.objects[mesh_name]
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# Add/get the shape key
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shape = addget_shape_key(mesh_obj, name=shape_name)
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# Add/get the shape key driver
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fcurve, a = addget_shape_key_driver(mesh_obj, name=shape_name)
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# Set up the driver
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driver = fcurve.driver
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driver.type = 'SCRIPTED'
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driver.expression = expression
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# Get the variable, or create it if it doesn't already exist
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if var_name in driver.variables:
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var = driver.variables[var_name]
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else:
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var = driver.variables.new()
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var.name = var_name
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# Set up the variable
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var.type = "SINGLE_PROP"
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var.targets[0].id_type = 'OBJECT'
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var.targets[0].id = obj
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var.targets[0].data_path = 'pose.bones["' + bone + '"]' + var_path
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def mark_actions():
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for action in bpy.data.actions:
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action.tag = True
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def get_unmarked_action():
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for action in bpy.data.actions:
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if action.tag != True:
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return action
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return None
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def add_action(name=None):
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mark_actions()
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bpy.ops.action.new()
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action = get_unmarked_action()
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if name is not None:
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action.name = name
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return action
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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.active_object
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arm = obj.data
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bone = arm.edit_bones.new('Bone')
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bone.head[:] = 0.0000, 0.0000, 0.0000
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bone.tail[:] = 0.0000, 0.0000, 1.0000
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bone.roll = 0.0000
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bone.connected = False
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bpy.ops.object.mode_set(mode='OBJECT')
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pbone = obj.pose.bones['Bone']
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pbone['type'] = 'copy'
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def metarig_definition(obj, orig_bone_name):
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bone = obj.data.bones[orig_bone_name]
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chain = []
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try:
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chain += [bone.parent.name, bone.name]
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except AttributeError:
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raise RigifyError("'%s' rig type requires a parent (bone: %s)" % (RIG_TYPE, orig_bone_name))
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return chain
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def deform(obj, definitions, base_names, options):
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bpy.ops.object.mode_set(mode='EDIT')
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eb = obj.data.edit_bones
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pb = obj.pose.bones
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# Get list of eyes
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if "eyes" in options:
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eye_base_names = options["eyes"].replace(" ", "").split(",")
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else:
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eye_base_names = []
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# Get their ORG- names
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eyes = []
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for name in eye_base_names:
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eyes += ["ORG-"+name]
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# Duplicate the eyes to make deformation bones
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def_eyes = [] # def/org pairs
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for eye in eyes:
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def_eyes += [(copy_bone_simple(obj.data, eye, "DEF-"+base_names[eye], parent=True).name, eye)]
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bpy.ops.object.mode_set(mode='OBJECT')
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# Constraints
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for eye in def_eyes:
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con = pb[eye[0]].constraints.new('COPY_TRANSFORMS')
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con.target = obj
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con.subtarget = eye[1]
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return (None,)
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def control(obj, definitions, base_names, options):
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bpy.ops.object.mode_set(mode='EDIT')
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eb = obj.data.edit_bones
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bb = obj.data.bones
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pb = obj.pose.bones
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head = definitions[0]
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eye_target = definitions[1]
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# Get list of pupil mesh objects
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if "mesh" in options:
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pupil_meshes = options["mesh"].replace(" ", "").split(",")
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else:
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pupil_meshes = []
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# Get list of eyes
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if "eyes" in options:
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eye_base_names = options["eyes"].replace(" ", "").split(",")
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else:
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eye_base_names = []
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# Get their ORG- names
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eyes = []
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for name in eye_base_names:
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eyes += ["ORG-"+name]
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# Get the average position of the eyes
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center = Vector(0,0,0)
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for eye in eyes:
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center += eb[eye].head
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if len(eyes) != 0:
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center /= len(eyes)
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# Get the average length of the eyes
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length = 0.0
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for eye in eyes:
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length += eb[eye].length
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if len(eyes) == 0:
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length = 1.0
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else:
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length /= len(eyes)
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# Make the mind's eye
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minds_eye = copy_bone_simple(obj.data, eye_target, "MCH-"+base_names[eye_target]+".mind", parent=True).name
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eb[minds_eye].head = center
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eb[minds_eye].tail = eb[eye_target].head
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eb[minds_eye].roll = 0.0
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eb[minds_eye].length = length
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# Create org/copy/control eye sets
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eye_sets = []
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for eye in eyes:
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copy = copy_bone_simple(obj.data, minds_eye, "MCH-"+base_names[eye]+".cpy", parent=True).name
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eb[copy].translate(eb[eye].head - eb[copy].head)
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eb[copy].parent = eb[eye].parent
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control = copy_bone_simple(obj.data, eye, base_names[eye], parent=True).name
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eb[control].parent = eb[copy]
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eye_sets += [(eye, copy, control)]
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# Bones for parent/free switch for eye target
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target_ctrl = copy_bone_simple(obj.data, eye_target, base_names[eye_target], parent=True).name
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parent = copy_bone_simple(obj.data, head, "MCH-eye_target_parent", parent=False).name
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eb[target_ctrl].parent = eb[parent]
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bpy.ops.object.mode_set(mode='OBJECT')
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# Axis locks
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pb[target_ctrl].lock_scale = False, True, True
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# Add eye_spread action if it doesn't already exist
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action_name = "eye_spread"
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if action_name in bpy.data.actions:
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spread_action = bpy.data.actions[action_name]
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else:
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spread_action = add_action(name=action_name)
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# Add free property
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prop_name = "free"
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prop = rna_idprop_ui_prop_get(pb[target_ctrl], prop_name, create=True)
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pb[target_ctrl][prop_name] = 0.0
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prop["soft_min"] = 0.0
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prop["soft_max"] = 1.0
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prop["min"] = 0.0
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prop["max"] = 1.0
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free_driver_path = pb[target_ctrl].path_from_id() + '["free"]'
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# Constraints
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# Mind's eye tracks eye target control
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con = pb[minds_eye].constraints.new('DAMPED_TRACK')
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con.target = obj
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con.subtarget = target_ctrl
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# Parent copies transforms of head
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con = pb[parent].constraints.new('COPY_TRANSFORMS')
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con.target = obj
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con.subtarget = head
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fcurve = con.driver_add("influence", 0)
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driver = fcurve.driver
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driver.type = 'AVERAGE'
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mod = fcurve.modifiers[0]
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mod.coefficients[0] = 1.0
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mod.coefficients[1] = -1.0
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var = driver.variables.new()
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var.name = "free"
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var.targets[0].id_type = 'OBJECT'
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var.targets[0].id = obj
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var.targets[0].data_path = free_driver_path
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# Eye set's constraints
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for eye in eye_sets:
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# Org copies transforms of control
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con = pb[eye[0]].constraints.new('COPY_TRANSFORMS')
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con.target = obj
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con.subtarget = eye[2]
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# Copy copies rotation of mind's eye
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con = pb[eye[1]].constraints.new('COPY_ROTATION')
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con.target = obj
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con.subtarget = minds_eye
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# Control gets action constraint for eye spread
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con = pb[eye[2]].constraints.new('ACTION')
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con.target = obj
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con.subtarget = target_ctrl
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con.action = spread_action
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con.transform_channel = 'SCALE_X'
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con.frame_start = -20
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con.frame_end = 20
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con.minimum = 0.0
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con.maximum = 2.0
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con.target_space = 'LOCAL'
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# Get/create the shape keys and drivers for pupil dilation
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shape_names = ["PUPILS-dilate_wide", "PUPILS-dilate_narrow"]
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slider_name = "pupil_dilate"
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# Set up the custom property on the bone
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prop = rna_idprop_ui_prop_get(pb[target_ctrl], slider_name, create=True)
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pb[target_ctrl][slider_name] = 0.0
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prop["min"] = 0.0
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prop["max"] = 1.0
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prop["soft_min"] = 0.0
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prop["soft_max"] = 1.0
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if len(shape_names) > 1:
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prop["min"] = -1.0
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prop["soft_min"] = -1.0
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# Add the shape drivers
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# Positive
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if shape_names[0] != "":
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# Set up the variables for creating the shape key driver
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shape_name = shape_names[0]
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var_name = slider_name.replace(".", "_").replace("-", "_")
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var_path = '["' + slider_name + '"]'
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if slider_name + "_fac" in options:
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fac = options[slider_name + "_fac"]
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else:
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fac = 1.0
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expression = var_name + " * " + str(fac)
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# Create the shape key driver
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create_shape_and_driver(obj, target_ctrl, pupil_meshes, shape_name, var_name, var_path, expression)
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# Negative
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if shape_names[0] != "" and len(shape_names) > 1:
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# Set up the variables for creating the shape key driver
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shape_name = shape_names[1]
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var_name = slider_name.replace(".", "_").replace("-", "_")
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var_path = '["' + slider_name + '"]'
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if slider_name + "_fac" in options:
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fac = options[slider_name + "_fac"]
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else:
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fac = 1.0
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expression = var_name + " * " + str(fac) + " * -1"
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# Create the shape key driver
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create_shape_and_driver(obj, target_ctrl, pupil_meshes, shape_name, var_name, var_path, expression)
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# Set layers
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#layer = list(bb[definitions[2]].layer)
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#bb[lid1].layer = layer
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#bb[lid2].layer = layer
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#bb[lid3].layer = layer
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#bb[lid4].layer = layer
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#bb[lid5].layer = layer
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#bb[lid6].layer = layer
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#bb[lid7].layer = layer
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#bb[lid8].layer = layer
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return (None,)
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def main(obj, bone_definition, base_names, options):
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# Create control rig
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control(obj, bone_definition, base_names, options)
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# Create deform rig
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deform(obj, bone_definition, base_names, options)
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return (None,)
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