forked from bartvdbraak/blender
Advanced Retargeting option: If the end user armature is complex, on the level of Sintel/Mancandy rigs, the user is requested to mark Advanced Retargeting, and constraints will be semi automatically configured to retarget the animation and then Retargeting will bake and remove these constraints
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@ -21,6 +21,7 @@
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import bpy
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from mathutils import *
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from math import radians, acos
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from bl_operators import nla
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import cProfile
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@ -264,6 +265,7 @@ def copyTranslation(performer_obj, enduser_obj, perfFeet, root, s_frame, e_frame
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v = locDeriv[key][i]
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hipV = locDeriv[perfRoot][i]
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endV = locDeriv[perf_bones[key].bone.map][i]
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print(v.length,)
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if (v.length < 0.1):
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#this is a plant frame.
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#lets see what the original hip delta is, and the corresponding
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@ -284,6 +286,7 @@ def copyTranslation(performer_obj, enduser_obj, perfFeet, root, s_frame, e_frame
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stride_bone.name = "stride_bone"
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print(stride_bone)
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stride_bone.location = Vector((0, 0, 0))
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print(linearAvg)
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if linearAvg:
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#determine the average change in scale needed
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avg = sum(linearAvg) / len(linearAvg)
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@ -295,6 +298,8 @@ def copyTranslation(performer_obj, enduser_obj, perfFeet, root, s_frame, e_frame
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newTranslation = (tailLoc(perf_bones[perfRoot]) / avg)
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stride_bone.location = enduser_obj_mat * (newTranslation - initialPos)
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stride_bone.keyframe_insert("location")
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else:
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stride_bone.keyframe_insert("location")
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stride_bone.animation_data.action.name = ("Stride Bone " + action_name)
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return stride_bone
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@ -439,10 +444,66 @@ def NLASystemInitialize(enduser_arm, context):#enduser_obj, name):
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anim_data.action = None
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def preAdvancedRetargeting(performer_obj, enduser_obj):
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createDictionary(performer_obj.data, enduser_obj.data)
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bones = enduser_obj.pose.bones
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map_bones = [bone for bone in bones if bone.bone.reverseMap]
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for bone in map_bones:
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perf_bone = bone.bone.reverseMap[0].name
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addLocalRot = False;
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if bone.bone.use_connect or not bone.constraints:
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locks = bone.lock_location
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if not (locks[0] or locks[1] or locks[2]):
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cons = bone.constraints.new('COPY_LOCATION')
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cons.name = "retargetTemp"
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cons.use_x = not locks[0]
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cons.use_y = not locks[1]
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cons.use_z = not locks[2]
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cons.target = performer_obj
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cons.subtarget = perf_bone
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addLocalRot = True
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cons2 = bone.constraints.new('COPY_ROTATION')
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cons2.name = "retargetTemp"
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locks = bone.lock_rotation
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cons2.use_x = not locks[0]
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cons2.use_y = not locks[1]
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cons2.use_z = not locks[2]
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cons2.target = performer_obj
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cons2.subtarget = perf_bone
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if addLocalRot:
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for constraint in bone.constraints:
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if constraint.type == 'COPY_ROTATION':
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constraint.target_space = 'LOCAL'
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constraint.owner_space = 'LOCAL_WITH_PARENT'
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def prepareForBake(enduser_obj):
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bones = enduser_obj.pose.bones
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for bone in bones:
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bone.bone.select = False
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map_bones = [bone for bone in bones if bone.bone.reverseMap]
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for bone in map_bones:
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for cons in bone.constraints:
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if "retargetTemp" in cons.name:
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bone.bone.select = True
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def cleanTempConstraints(enduser_obj):
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bones = enduser_obj.pose.bones
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map_bones = [bone for bone in bones if bone.bone.reverseMap]
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for bone in map_bones:
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for cons in bone.constraints:
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if "retargetTemp" in cons.name:
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bone.constraints.remove(cons)
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#Main function that runs the retargeting sequence.
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#If advanced == True, we assume constraint's were already created
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def totalRetarget(performer_obj, enduser_obj, scene, s_frame, e_frame):
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perf_arm = performer_obj.data
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end_arm = enduser_obj.data
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advanced = end_arm.advancedRetarget
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try:
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enduser_obj.animation_data.action = bpy.data.actions.new("temp")
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@ -450,27 +511,33 @@ def totalRetarget(performer_obj, enduser_obj, scene, s_frame, e_frame):
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except:
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print("no need to create new action")
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print("creating Dictionary")
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feetBones, root = createDictionary(perf_arm, end_arm)
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print("cleaning stuff up")
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perf_obj_mat, enduser_obj_mat = cleanAndStoreObjMat(performer_obj, enduser_obj)
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turnOffIK(enduser_obj)
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print("Creating intermediate armature (for first pass)")
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inter_obj = createIntermediate(performer_obj, enduser_obj, root, s_frame, e_frame, scene)
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print("First pass: retargeting from intermediate to end user")
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retargetEnduser(inter_obj, enduser_obj, root, s_frame, e_frame, scene)
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if not advanced:
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turnOffIK(enduser_obj)
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print("Creating intermediate armature (for first pass)")
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inter_obj = createIntermediate(performer_obj, enduser_obj, root, s_frame, e_frame, scene)
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print("First pass: retargeting from intermediate to end user")
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retargetEnduser(inter_obj, enduser_obj, root, s_frame, e_frame, scene)
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else:
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prepareForBake(enduser_obj)
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print("Retargeting pose (Advanced Retarget)")
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nla.bake(s_frame, e_frame, action=enduser_obj.animation_data.action, only_selected=True, do_pose=True, do_object=False)
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name = performer_obj.animation_data.action.name
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enduser_obj.animation_data.action.name = "Base " + name
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print("Second pass: retargeting root translation and clean up")
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stride_bone = copyTranslation(performer_obj, enduser_obj, feetBones, root, s_frame, e_frame, scene, enduser_obj_mat)
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IKRetarget(performer_obj, enduser_obj, s_frame, e_frame, scene)
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if not advanced:
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IKRetarget(performer_obj, enduser_obj, s_frame, e_frame, scene)
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restoreObjMat(performer_obj, enduser_obj, perf_obj_mat, enduser_obj_mat, stride_bone)
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bpy.ops.object.mode_set(mode='OBJECT')
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bpy.ops.object.select_name(name=inter_obj.name, extend=False)
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bpy.ops.object.delete()
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if not advanced:
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bpy.ops.object.select_name(name=inter_obj.name, extend=False)
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bpy.ops.object.delete()
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else:
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cleanTempConstraints(enduser_obj)
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bpy.ops.object.select_name(name=enduser_obj.name, extend=False)
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if not name in [tracks.name for tracks in end_arm.mocapNLATracks]:
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@ -140,9 +140,26 @@ class MocapNLATracks(bpy.types.PropertyGroup):
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bpy.utils.register_class(MocapNLATracks)
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def advancedRetargetToggle(self, context):
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enduser_obj = context.active_object
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performer_obj = [obj for obj in 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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print("Need active and selected armatures")
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return
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else:
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performer_obj = performer_obj[0]
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if self.advancedRetarget:
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retarget.preAdvancedRetargeting(performer_obj, enduser_obj)
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else:
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retarget.cleanTempConstraints(enduser_obj)
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bpy.types.Armature.stitch_settings = bpy.props.PointerProperty(type=AnimationStitchSettings)
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bpy.types.Armature.active_mocap = bpy.props.StringProperty(update=retarget.NLASystemInitialize)
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bpy.types.Armature.mocapNLATracks = bpy.props.CollectionProperty(type=MocapNLATracks)
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bpy.types.Armature.advancedRetarget = bpy.props.BoolProperty(default=False, update=advancedRetargetToggle)
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#Update function for IK functionality. Is called when IK prop checkboxes are toggled.
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@ -189,7 +206,7 @@ def toggleIKBone(self, context):
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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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class MocapMapping(bpy.types.PropertyGroup):
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name = bpy.props.StringProperty()
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@ -281,6 +298,7 @@ class MocapPanel(bpy.types.Panel):
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mapRow.operator("mocap.savemapping", text='Save mapping')
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mapRow.operator("mocap.loadmapping", text='Load mapping')
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self.layout.prop(data=performer_obj.animation_data.action, property='name', text='Action Name')
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self.layout.prop(enduser_arm, "advancedRetarget", text='Advanced Retarget')
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self.layout.operator("mocap.retarget", text='RETARGET!')
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@ -396,6 +414,35 @@ class OBJECT_OT_RetargetButton(bpy.types.Operator):
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return activeIsArmature and isinstance(performer_obj[0].data, bpy.types.Armature)
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else:
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return False
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#~ class OBJECT_OT_AdvancedRetargetButton(bpy.types.Operator):
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#~ '''Prepare for advanced retargeting '''
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#~ bl_idname = "mocap.preretarget"
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#~ bl_label = "Prepares retarget of active action from Performer to Enduser"
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#~ def execute(self, context):
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#~ scene = context.scene
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#~ s_frame = scene.frame_start
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#~ e_frame = scene.frame_end
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#~ enduser_obj = context.active_object
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#~ performer_obj = [obj for obj in 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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#~ print("Need active and selected armatures")
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#~ else:
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#~ performer_obj = performer_obj[0]
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#~ retarget.preAdvancedRetargeting(performer_obj, enduser_obj)
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#~ return {"FINISHED"}
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#~ @classmethod
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#~ def poll(cls, context):
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#~ if context.active_object:
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#~ activeIsArmature = isinstance(context.active_object.data, bpy.types.Armature)
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#~ performer_obj = [obj for obj in context.selected_objects if obj != context.active_object]
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#~ if performer_obj:
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#~ return activeIsArmature and isinstance(performer_obj[0].data, bpy.types.Armature)
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#~ else:
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#~ return False
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class OBJECT_OT_SaveMappingButton(bpy.types.Operator):
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@ -715,7 +762,7 @@ class OBJECT_OT_AnimationStitchingButton(bpy.types.Operator):
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stitch_settings = context.active_object.data.stitch_settings
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return (stitch_settings.first_action and stitch_settings.second_action)
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return False
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def register():
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bpy.utils.register_module(__name__)
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