forked from bartvdbraak/blender
362 lines
14 KiB
Python
362 lines
14 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 bpy.props import *
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from bpy import *
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import mocap_constraints
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import retarget
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import mocap_tools
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### reloads modules (for testing purposes only)
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from imp import reload
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reload(mocap_constraints)
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reload(retarget)
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reload(mocap_tools)
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from mocap_constraints import *
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# MocapConstraint class
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# Defines MocapConstraint datatype, used to add and configute mocap constraints
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# Attached to Armature data
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class MocapConstraint(bpy.types.PropertyGroup):
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name = bpy.props.StringProperty(name="Name",
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default="Mocap Constraint",
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description="Name of Mocap Constraint",
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update=updateConstraint)
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constrained_bone = bpy.props.StringProperty(name="Bone",
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default="",
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description="Constrained Bone",
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update=updateConstraintBoneType)
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constrained_boneB = bpy.props.StringProperty(name="Bone (2)",
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default="",
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description="Other Constrained Bone (optional, depends on type)",
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update=updateConstraint)
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s_frame = bpy.props.IntProperty(name="S",
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default=1,
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description="Start frame of constraint",
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update=updateConstraint)
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e_frame = bpy.props.IntProperty(name="E",
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default=500,
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description="End frame of constrain",
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update=updateConstraint)
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smooth_in = bpy.props.IntProperty(name="In",
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default=10,
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description="Amount of frames to smooth in",
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update=updateConstraint,
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min=0)
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smooth_out = bpy.props.IntProperty(name="Out",
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default=10,
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description="Amount of frames to smooth out",
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update=updateConstraint,
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min=0)
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targetMesh = bpy.props.StringProperty(name="Mesh",
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default="",
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description="Target of Constraint - Mesh (optional, depends on type)",
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update=updateConstraint)
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active = bpy.props.BoolProperty(name="Active",
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default=True,
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description="Constraint is active",
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update=updateConstraint)
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baked = bpy.props.BoolProperty(name="Baked / Applied",
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default=False,
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description="Constraint has been baked to NLA layer",
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update=updateConstraint)
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targetPoint = bpy.props.FloatVectorProperty(name="Point", size=3,
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subtype="XYZ", default=(0.0, 0.0, 0.0),
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description="Target of Constraint - Point",
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update=updateConstraint)
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targetDist = bpy.props.FloatProperty(name="Dist",
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default=1,
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description="Distance Constraint - Desired distance",
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update=updateConstraint)
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targetSpace = bpy.props.EnumProperty(
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items=[("WORLD", "World Space", "Evaluate target in global space"),
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("LOCAL", "Object space", "Evaluate target in object space"),
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("constrained_boneB", "Other Bone Space", "Evaluate target in specified other bone space")],
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name="Space",
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description="In which space should Point type target be evaluated",
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update=updateConstraint)
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type = bpy.props.EnumProperty(name="Type of constraint",
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items=[("point", "Maintain Position", "Bone is at a specific point"),
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("freeze", "Maintain Position at frame", "Bone does not move from location specified in target frame"),
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("floor", "Stay above", "Bone does not cross specified mesh object eg floor"),
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("distance", "Maintain distance", "Target bones maintained specified distance")],
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description="Type of constraint",
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update=updateConstraintBoneType)
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real_constraint = bpy.props.StringProperty()
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real_constraint_bone = bpy.props.StringProperty()
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bpy.utils.register_class(MocapConstraint)
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bpy.types.Armature.mocap_constraints = bpy.props.CollectionProperty(type=MocapConstraint)
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#Update function for IK functionality. Is called when IK prop checkboxes are toggled.
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def toggleIKBone(self, context):
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if self.IKRetarget:
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if not self.is_in_ik_chain:
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print(self.name + " IK toggled ON!")
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ik = self.constraints.new('IK')
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#ik the whole chain up to the root, excluding
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chainLen = 0
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for parent_bone in self.parent_recursive:
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chainLen += 1
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if hasIKConstraint(parent_bone):
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break
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deformer_children = [child for child in parent_bone.children if child.bone.use_deform]
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if len(deformer_children) > 1:
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break
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ik.chain_count = chainLen
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for bone in self.parent_recursive:
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if bone.is_in_ik_chain:
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bone.IKRetarget = True
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else:
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print(self.name + " IK toggled OFF!")
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cnstrn_bone = False
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if hasIKConstraint(self):
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cnstrn_bone = self
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elif self.is_in_ik_chain:
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cnstrn_bone = [child for child in self.children_recursive if hasIKConstraint(child)][0]
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if cnstrn_bone:
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# remove constraint, and update IK retarget for all parents of cnstrn_bone up to chain_len
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ik = [constraint for constraint in cnstrn_bone.constraints if constraint.type == "IK"][0]
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cnstrn_bone.constraints.remove(ik)
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cnstrn_bone.IKRetarget = False
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for bone in cnstrn_bone.parent_recursive:
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if not bone.is_in_ik_chain:
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bone.IKRetarget = False
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bpy.types.Bone.map = bpy.props.StringProperty()
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bpy.types.PoseBone.IKRetarget = bpy.props.BoolProperty(name="IK",
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description="Toggles IK Retargeting method for given bone",
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update=toggleIKBone, default=False)
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def hasIKConstraint(pose_bone):
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#utility function / predicate, returns True if given bone has IK constraint
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return ("IK" in [constraint.type for constraint in pose_bone.constraints])
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def updateIKRetarget():
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# ensures that Blender constraints and IK properties are in sync
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# currently runs when module is loaded, should run when scene is loaded
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# or user adds a constraint to armature. Will be corrected in the future,
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# once python callbacks are implemented
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for obj in bpy.data.objects:
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if obj.pose:
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bones = obj.pose.bones
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for pose_bone in bones:
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if pose_bone.is_in_ik_chain or hasIKConstraint(pose_bone):
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pose_bone.IKRetarget = True
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else:
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pose_bone.IKRetarget = False
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updateIKRetarget()
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class MocapPanel(bpy.types.Panel):
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# Motion capture retargeting panel
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bl_label = "Mocap tools"
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bl_space_type = "PROPERTIES"
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bl_region_type = "WINDOW"
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bl_context = "object"
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def draw(self, context):
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self.layout.label("Preprocessing")
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row = self.layout.row(align=True)
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row.alignment = 'EXPAND'
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row.operator("mocap.samples", text='Samples to Beziers')
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row.operator("mocap.denoise", text='Clean noise')
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row2 = self.layout.row(align=True)
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row2.operator("mocap.looper", text='Loop animation')
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row2.operator("mocap.limitdof", text='Constrain Rig')
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self.layout.label("Retargeting")
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row3 = self.layout.row(align=True)
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column1 = row3.column(align=True)
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column1.label("Performer Rig")
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column2 = row3.column(align=True)
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column2.label("Enduser Rig")
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self.layout.label("Hierarchy mapping")
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enduser_obj = bpy.context.active_object
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performer_obj = [obj for obj in bpy.context.selected_objects if obj != enduser_obj]
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if enduser_obj is None or len(performer_obj) != 1:
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self.layout.label("Select performer rig and target rig (as active)")
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else:
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performer_obj = performer_obj[0]
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if performer_obj.data and enduser_obj.data:
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if performer_obj.data.name in bpy.data.armatures and enduser_obj.data.name in bpy.data.armatures:
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perf = performer_obj.data
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enduser_arm = enduser_obj.data
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perf_pose_bones = enduser_obj.pose.bones
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for bone in perf.bones:
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row = self.layout.row()
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row.label(bone.name)
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row.prop_search(bone, "map", enduser_arm, "bones")
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label_mod = "FK"
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if bone.map:
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pose_bone = perf_pose_bones[bone.map]
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if pose_bone.is_in_ik_chain:
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label_mod = "ik chain"
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if hasIKConstraint(pose_bone):
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label_mod = "ik end"
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row.prop(pose_bone, 'IKRetarget')
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row.label(label_mod)
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self.layout.operator("mocap.retarget", text='RETARGET!')
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class MocapConstraintsPanel(bpy.types.Panel):
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#Motion capture constraints panel
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bl_label = "Mocap constraints"
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bl_space_type = "PROPERTIES"
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bl_region_type = "WINDOW"
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bl_context = "object"
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def draw(self, context):
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layout = self.layout
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if context.active_object:
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if context.active_object.data:
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if context.active_object.data.name in bpy.data.armatures:
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enduser_obj = context.active_object
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enduser_arm = enduser_obj.data
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layout.operator("mocap.addconstraint")
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layout.separator()
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for i, m_constraint in enumerate(enduser_arm.mocap_constraints):
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box = layout.box()
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box.prop(m_constraint, 'name')
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box.prop(m_constraint, 'type')
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box.prop_search(m_constraint, 'constrained_bone', enduser_obj.pose, "bones")
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if m_constraint.type == "distance" or m_constraint.type == "point":
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box.prop_search(m_constraint, 'constrained_boneB', enduser_obj.pose, "bones")
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frameRow = box.row()
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frameRow.label("Frame Range:")
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frameRow.prop(m_constraint, 's_frame')
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frameRow.prop(m_constraint, 'e_frame')
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smoothRow = box.row()
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smoothRow.label("Smoothing:")
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smoothRow.prop(m_constraint, 'smooth_in')
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smoothRow.prop(m_constraint, 'smooth_out')
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targetRow = box.row()
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targetLabelCol = targetRow.column()
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targetLabelCol.label("Target settings:")
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targetPropCol = targetRow.column()
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if m_constraint.type == "floor":
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targetPropCol.prop_search(m_constraint, 'targetMesh', bpy.data, "objects")
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if m_constraint.type == "point" or m_constraint.type == "freeze":
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box.prop(m_constraint, 'targetSpace')
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if m_constraint.type == "point":
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targetPropCol.prop(m_constraint, 'targetPoint')
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if m_constraint.type == "distance":
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targetPropCol.prop(m_constraint, 'targetDist')
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checkRow = box.row()
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checkRow.prop(m_constraint, 'active')
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checkRow.prop(m_constraint, 'baked')
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layout.operator("mocap.removeconstraint", text="Remove constraint").constraint = i
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layout.separator()
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class OBJECT_OT_RetargetButton(bpy.types.Operator):
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bl_idname = "mocap.retarget"
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bl_label = "Retargets active action from Performer to Enduser"
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def execute(self, context):
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retarget.totalRetarget()
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return {"FINISHED"}
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class OBJECT_OT_ConvertSamplesButton(bpy.types.Operator):
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bl_idname = "mocap.samples"
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bl_label = "Converts samples / simplifies keyframes to beziers"
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def execute(self, context):
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mocap_tools.fcurves_simplify()
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return {"FINISHED"}
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class OBJECT_OT_LooperButton(bpy.types.Operator):
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bl_idname = "mocap.looper"
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bl_label = "loops animation / sampled mocap data"
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def execute(self, context):
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mocap_tools.autoloop_anim()
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return {"FINISHED"}
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class OBJECT_OT_DenoiseButton(bpy.types.Operator):
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bl_idname = "mocap.denoise"
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bl_label = "Denoises sampled mocap data "
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def execute(self, context):
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mocap_tools.denoise_median()
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return {"FINISHED"}
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class OBJECT_OT_LimitDOFButton(bpy.types.Operator):
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bl_idname = "mocap.limitdof"
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bl_label = "Analyzes animations Max/Min DOF and adds hard/soft constraints"
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def execute(self, context):
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return {"FINISHED"}
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class OBJECT_OT_AddMocapConstraint(bpy.types.Operator):
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bl_idname = "mocap.addconstraint"
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bl_label = "Add constraint to target armature"
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def execute(self, context):
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enduser_obj = bpy.context.active_object
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enduser_arm = enduser_obj.data
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new_mcon = enduser_arm.mocap_constraints.add()
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return {"FINISHED"}
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class OBJECT_OT_RemoveMocapConstraint(bpy.types.Operator):
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bl_idname = "mocap.removeconstraint"
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bl_label = "Removes constraints from target armature"
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constraint = bpy.props.IntProperty()
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def execute(self, context):
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enduser_obj = bpy.context.active_object
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enduser_arm = enduser_obj.data
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m_constraints = enduser_arm.mocap_constraints
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m_constraint = m_constraints[self.constraint]
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if m_constraint.real_constraint:
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bone = enduser_obj.pose.bones[m_constraint.real_constraint_bone]
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cons_obj = getConsObj(bone)
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removeConstraint(m_constraint, cons_obj)
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m_constraints.remove(self.constraint)
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return {"FINISHED"}
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def register():
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bpy.utils.register_module(__name__)
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def unregister():
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bpy.utils.unregister_module(__name__)
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if __name__ == "__main__":
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register()
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