space_view3d_copy_attributes.py

   1 # SPDX-FileCopyrightText: 2010-2023 Blender Foundation
   2 #
   3 # SPDX-License-Identifier: GPL-2.0-or-later
   4
   5 bl_info = {
   6     "name": "Copy Attributes Menu",
   7     "author": "Bassam Kurdali, Fabian Fricke, Adam Wiseman, Demeter Dzadik",
   8     "version": (0, 6, 0),
   9     "blender": (3, 4, 0),
  10     "location": "View3D > Ctrl-C",
  11     "description": "Copy Attributes Menu",
  12     "doc_url": "{BLENDER_MANUAL_URL}/addons/interface/copy_attributes.html",
  13     "category": "Interface",
  14 }
  15
  16 import bpy
  17 from mathutils import Matrix
  18 from bpy.types import (
  19     Operator,
  20     Menu,
  21 )
  22 from bpy.props import (
  23     BoolVectorProperty,
  24     StringProperty,
  25 )
  26
  27 # First part of the operator Info message
  28 INFO_MESSAGE = "Copy Attributes: "
  29
  30
  31 def build_exec(loopfunc, func):
  32     """Generator function that returns exec functions for operators """
  33
  34     def exec_func(self, context):
  35         loopfunc(self, context, func)
  36         return {'FINISHED'}
  37     return exec_func
  38
  39
  40 def build_invoke(loopfunc, func):
  41     """Generator function that returns invoke functions for operators"""
  42
  43     def invoke_func(self, context, event):
  44         loopfunc(self, context, func)
  45         return {'FINISHED'}
  46     return invoke_func
  47
  48
  49 def build_op(idname, label, description, fpoll, fexec, finvoke):
  50     """Generator function that returns the basic operator"""
  51
  52     class myopic(Operator):
  53         bl_idname = idname
  54         bl_label = label
  55         bl_description = description
  56         execute = fexec
  57         poll = fpoll
  58         invoke = finvoke
  59     return myopic
  60
  61
  62 def genops(copylist, oplist, prefix, poll_func, loopfunc):
  63     """Generate ops from the copy list and its associated functions"""
  64     for op in copylist:
  65         exec_func = build_exec(loopfunc, op[3])
  66         invoke_func = build_invoke(loopfunc, op[3])
  67         opclass = build_op(prefix + op[0], "Copy " + op[1], op[2],
  68                            poll_func, exec_func, invoke_func)
  69         oplist.append(opclass)
  70
  71
  72 def generic_copy(source, target, string=""):
  73     """Copy attributes from source to target that have string in them"""
  74     for attr in dir(source):
  75         if attr.find(string) > -1:
  76             try:
  77                 setattr(target, attr, getattr(source, attr))
  78             except:
  79                 pass
  80     return
  81
  82
  83 def getmat(bone, active, context, ignoreparent):
  84     """Helper function for visual transform copy,
  85        gets the active transform in bone space
  86     """
  87     obj_bone = bone.id_data
  88     obj_active = active.id_data
  89     data_bone = obj_bone.data.bones[bone.name]
  90     # all matrices are in armature space unless commented otherwise
  91     active_to_selected = obj_bone.matrix_world.inverted() @ obj_active.matrix_world
  92     active_matrix = active_to_selected @ active.matrix
  93     otherloc = active_matrix  # final 4x4 mat of target, location.
  94     bonemat_local = data_bone.matrix_local.copy()  # self rest matrix
  95     if data_bone.parent:
  96         parentposemat = obj_bone.pose.bones[data_bone.parent.name].matrix.copy()
  97         parentbonemat = data_bone.parent.matrix_local.copy()
  98     else:
  99         parentposemat = parentbonemat = Matrix()
 100     if parentbonemat == parentposemat or ignoreparent:
 101         newmat = bonemat_local.inverted() @ otherloc
 102     else:
 103         bonemat = parentbonemat.inverted() @ bonemat_local
 104
 105         newmat = bonemat.inverted() @ parentposemat.inverted() @ otherloc
 106     return newmat
 107
 108
 109 def rotcopy(item, mat):
 110     """Copy rotation to item from matrix mat depending on item.rotation_mode"""
 111     if item.rotation_mode == 'QUATERNION':
 112         item.rotation_quaternion = mat.to_3x3().to_quaternion()
 113     elif item.rotation_mode == 'AXIS_ANGLE':
 114         rot = mat.to_3x3().to_quaternion().to_axis_angle()    # returns (Vector((x, y, z)), w)
 115         axis_angle = rot[1], rot[0][0], rot[0][1], rot[0][2]  # convert to w, x, y, z
 116         item.rotation_axis_angle = axis_angle
 117     else:
 118         item.rotation_euler = mat.to_3x3().to_euler(item.rotation_mode)
 119
 120
 121 def pLoopExec(self, context, funk):
 122     """Loop over selected bones and execute funk on them"""
 123     active = context.active_pose_bone
 124     selected = context.selected_pose_bones
 125     selected.remove(active)
 126     for bone in selected:
 127         funk(bone, active, context)
 128
 129
 130 # The following functions are used to copy attributes from active to bone
 131
 132 def pLocLocExec(bone, active, context):
 133     bone.location = active.location
 134
 135
 136 def pLocRotExec(bone, active, context):
 137     rotcopy(bone, active.matrix_basis.to_3x3())
 138
 139
 140 def pLocScaExec(bone, active, context):
 141     bone.scale = active.scale
 142
 143
 144 def pVisLocExec(bone, active, context):
 145     bone.location = getmat(bone, active, context, False).to_translation()
 146
 147
 148 def pVisRotExec(bone, active, context):
 149     obj_bone = bone.id_data
 150     rotcopy(bone, getmat(bone, active,
 151                          context, not obj_bone.data.bones[bone.name].use_inherit_rotation))
 152
 153
 154 def pVisScaExec(bone, active, context):
 155     obj_bone = bone.id_data
 156     bone.scale = getmat(bone, active, context,
 157                         not obj_bone.data.bones[bone.name].use_inherit_scale)\
 158         .to_scale()
 159
 160
 161 def pDrwExec(bone, active, context):
 162     bone.custom_shape = active.custom_shape
 163     bone.use_custom_shape_bone_size = active.use_custom_shape_bone_size
 164     bone.custom_shape_translation = active.custom_shape_translation
 165     bone.custom_shape_rotation_euler = active.custom_shape_rotation_euler
 166     bone.custom_shape_scale_xyz = active.custom_shape_scale_xyz
 167     bone.bone.show_wire = active.bone.show_wire
 168
 169
 170 def pLokExec(bone, active, context):
 171     for index, state in enumerate(active.lock_location):
 172         bone.lock_location[index] = state
 173     for index, state in enumerate(active.lock_rotation):
 174         bone.lock_rotation[index] = state
 175     bone.lock_rotations_4d = active.lock_rotations_4d
 176     bone.lock_rotation_w = active.lock_rotation_w
 177     for index, state in enumerate(active.lock_scale):
 178         bone.lock_scale[index] = state
 179
 180
 181 def pConExec(bone, active, context):
 182     for old_constraint in active.constraints.values():
 183         new_constraint = bone.constraints.new(old_constraint.type)
 184         generic_copy(old_constraint, new_constraint)
 185
 186
 187 def pIKsExec(bone, active, context):
 188     generic_copy(active, bone, "ik_")
 189
 190
 191 def pBBonesExec(bone, active, context):
 192     object = active.id_data
 193     generic_copy(
 194         object.data.bones[active.name],
 195         object.data.bones[bone.name],
 196         "bbone_")
 197
 198
 199 pose_copies = (
 200     ('pose_loc_loc', "Local Location",
 201      "Copy Location from Active to Selected", pLocLocExec),
 202     ('pose_loc_rot', "Local Rotation",
 203      "Copy Rotation from Active to Selected", pLocRotExec),
 204     ('pose_loc_sca', "Local Scale",
 205      "Copy Scale from Active to Selected", pLocScaExec),
 206     ('pose_vis_loc', "Visual Location",
 207      "Copy Location from Active to Selected", pVisLocExec),
 208     ('pose_vis_rot', "Visual Rotation",
 209      "Copy Rotation from Active to Selected", pVisRotExec),
 210     ('pose_vis_sca', "Visual Scale",
 211      "Copy Scale from Active to Selected", pVisScaExec),
 212     ('pose_drw', "Bone Shape",
 213      "Copy Bone Shape from Active to Selected", pDrwExec),
 214     ('pose_lok', "Protected Transform",
 215      "Copy Protected Transforms from Active to Selected", pLokExec),
 216     ('pose_con', "Bone Constraints",
 217      "Copy Object Constraints from Active to Selected", pConExec),
 218     ('pose_iks', "IK Limits",
 219      "Copy IK Limits from Active to Selected", pIKsExec),
 220     ('bbone_settings', "BBone Settings",
 221      "Copy BBone Settings from Active to Selected", pBBonesExec),
 222 )
 223
 224 @classmethod
 225 def pose_poll_func(cls, context):
 226     return(context.mode == 'POSE')
 227
 228
 229 def pose_invoke_func(self, context, event):
 230     wm = context.window_manager
 231     wm.invoke_props_dialog(self)
 232     return {'RUNNING_MODAL'}
 233
 234
 235 CustomPropSelectionBoolsProperty = BoolVectorProperty(
 236     size=32,
 237     options={'SKIP_SAVE'}
 238 )
 239
 240 class CopySelection:
 241     """Base class for copying properties from active to selected based on a selection."""
 242
 243     selection: CustomPropSelectionBoolsProperty
 244
 245     def draw_bools(self, button_names):
 246         """Draws the boolean toggle list with a list of strings for the button texts."""
 247         layout = self.layout
 248         for idx, name in enumerate(button_names):
 249             layout.prop(self, "selection", index=idx, text=name,
 250                         toggle=True)
 251
 252 def copy_custom_property(source, destination, prop_name):
 253     """Copy a custom property called prop_name, from source to destination.
 254     source and destination must be a Blender data type that can hold custom properties.
 255     For a list of such data types, see:
 256     https://docs.blender.org/manual/en/latest/files/data_blocks.html#files-data-blocks-custom-properties
 257     """
 258
 259     # Create the property.
 260     destination[prop_name] = source[prop_name]
 261     # Copy the settings of the property.
 262     try:
 263         dst_prop_manager = destination.id_properties_ui(prop_name)
 264     except TypeError:
 265         # Python values like lists or dictionaries don't have any settings to copy.
 266         # They just consist of a value and nothing else.
 267         return
 268
 269     src_prop_manager = source.id_properties_ui(prop_name)
 270     assert src_prop_manager, f'Property "{prop_name}" not found in {source}'
 271
 272     dst_prop_manager.update_from(src_prop_manager)
 273
 274     # Copy the Library Overridable flag, which is stored elsewhere.
 275     prop_rna_path = f'["{prop_name}"]'
 276     is_lib_overridable = source.is_property_overridable_library(prop_rna_path)
 277     destination.property_overridable_library_set(prop_rna_path, is_lib_overridable)
 278
 279 class CopyCustomProperties(CopySelection):
 280     """Base class for copying a selection of custom properties."""
 281
 282     def copy_selected_custom_props(self, active, selected):
 283         keys = list(active.keys())
 284         for item in selected:
 285             if item == active:
 286                 continue
 287             for index, is_selected in enumerate(self.selection):
 288                 if is_selected:
 289                     copy_custom_property(active, item, keys[index])
 290
 291 class CopySelectedBoneCustomProperties(CopyCustomProperties, Operator):
 292     """Copy Chosen custom properties from active to selected"""
 293     bl_idname = "pose.copy_selected_custom_props"
 294     bl_label = "Copy Selected Custom Properties"
 295     bl_options = {'REGISTER', 'UNDO'}
 296
 297     poll = pose_poll_func
 298     invoke = pose_invoke_func
 299
 300     def draw(self, context):
 301         self.draw_bools(context.active_pose_bone.keys())
 302
 303     def execute(self, context):
 304         self.copy_selected_custom_props(context.active_pose_bone, context.selected_pose_bones)
 305         return {'FINISHED'}
 306
 307
 308 class CopySelectedPoseConstraints(Operator):
 309     """Copy Chosen constraints from active to selected"""
 310     bl_idname = "pose.copy_selected_constraints"
 311     bl_label = "Copy Selected Constraints"
 312
 313     selection: BoolVectorProperty(
 314         size=32,
 315         options={'SKIP_SAVE'}
 316     )
 317
 318     poll = pose_poll_func
 319     invoke = pose_invoke_func
 320
 321     def draw(self, context):
 322         layout = self.layout
 323         for idx, const in enumerate(context.active_pose_bone.constraints):
 324             layout.prop(self, "selection", index=idx, text=const.name,
 325                         toggle=True)
 326
 327     def execute(self, context):
 328         active = context.active_pose_bone
 329         selected = context.selected_pose_bones[:]
 330         selected.remove(active)
 331         for bone in selected:
 332             for index, flag in enumerate(self.selection):
 333                 if flag:
 334                     bone.constraints.copy(active.constraints[index])
 335         return {'FINISHED'}
 336
 337
 338 pose_ops = []  # list of pose mode copy operators
 339 genops(pose_copies, pose_ops, "pose.copy_", pose_poll_func, pLoopExec)
 340
 341
 342 class VIEW3D_MT_posecopypopup(Menu):
 343     bl_label = "Copy Attributes"
 344
 345     def draw(self, context):
 346         layout = self.layout
 347         layout.operator_context = 'INVOKE_REGION_WIN'
 348         for op in pose_copies:
 349             layout.operator("pose.copy_" + op[0])
 350         layout.operator("pose.copy_selected_constraints")
 351         layout.operator("pose.copy_selected_custom_props")
 352         layout.operator("pose.copy", text="copy pose")
 353
 354
 355 def obLoopExec(self, context, funk):
 356     """Loop over selected objects and execute funk on them"""
 357     active = context.active_object
 358     selected = context.selected_objects[:]
 359     selected.remove(active)
 360     for obj in selected:
 361         msg = funk(obj, active, context)
 362     if msg:
 363         self.report({msg[0]}, INFO_MESSAGE + msg[1])
 364
 365
 366 def world_to_basis(active, ob, context):
 367     """put world coords of active as basis coords of ob"""
 368     local = ob.parent.matrix_world.inverted() @ active.matrix_world
 369     P = ob.matrix_basis @ ob.matrix_local.inverted()
 370     mat = P @ local
 371     return(mat)
 372
 373
 374 # The following functions are used to copy attributes from
 375 # active to selected object
 376
 377 def obLoc(ob, active, context):
 378     ob.location = active.location
 379
 380
 381 def obRot(ob, active, context):
 382     rotcopy(ob, active.matrix_local.to_3x3())
 383
 384
 385 def obSca(ob, active, context):
 386     ob.scale = active.scale
 387
 388
 389 def obVisLoc(ob, active, context):
 390     if ob.parent:
 391         mat = world_to_basis(active, ob, context)
 392         ob.location = mat.to_translation()
 393     else:
 394         ob.location = active.matrix_world.to_translation()
 395     return('INFO', "Object location copied")
 396
 397
 398 def obVisRot(ob, active, context):
 399     if ob.parent:
 400         mat = world_to_basis(active, ob, context)
 401         rotcopy(ob, mat.to_3x3())
 402     else:
 403         rotcopy(ob, active.matrix_world.to_3x3())
 404     return('INFO', "Object rotation copied")
 405
 406
 407 def obVisSca(ob, active, context):
 408     if ob.parent:
 409         mat = world_to_basis(active, ob, context)
 410         ob.scale = mat.to_scale()
 411     else:
 412         ob.scale = active.matrix_world.to_scale()
 413     return('INFO', "Object scale copied")
 414
 415
 416 def obDrw(ob, active, context):
 417     ob.display_type = active.display_type
 418     ob.show_axis = active.show_axis
 419     ob.show_bounds = active.show_bounds
 420     ob.display_bounds_type = active.display_bounds_type
 421     ob.show_name = active.show_name
 422     ob.show_texture_space = active.show_texture_space
 423     ob.show_transparent = active.show_transparent
 424     ob.show_wire = active.show_wire
 425     ob.show_in_front = active.show_in_front
 426     ob.empty_display_type = active.empty_display_type
 427     ob.empty_display_size = active.empty_display_size
 428
 429
 430 def obDup(ob, active, context):
 431     generic_copy(active, ob, "instance_type")
 432     return('INFO', "Duplication method copied")
 433
 434
 435 def obCol(ob, active, context):
 436     ob.color = active.color
 437
 438
 439 def obLok(ob, active, context):
 440     for index, state in enumerate(active.lock_location):
 441         ob.lock_location[index] = state
 442     for index, state in enumerate(active.lock_rotation):
 443         ob.lock_rotation[index] = state
 444     ob.lock_rotations_4d = active.lock_rotations_4d
 445     ob.lock_rotation_w = active.lock_rotation_w
 446     for index, state in enumerate(active.lock_scale):
 447         ob.lock_scale[index] = state
 448     return('INFO', "Transform locks copied")
 449
 450
 451 def obCon(ob, active, context):
 452     # for consistency with 2.49, delete old constraints first
 453     for removeconst in ob.constraints:
 454         ob.constraints.remove(removeconst)
 455     for old_constraint in active.constraints.values():
 456         new_constraint = ob.constraints.new(old_constraint.type)
 457         generic_copy(old_constraint, new_constraint)
 458     return('INFO', "Constraints copied")
 459
 460
 461 def obTex(ob, active, context):
 462     if 'texspace_location' in dir(ob.data) and 'texspace_location' in dir(
 463        active.data):
 464         ob.data.texspace_location[:] = active.data.texspace_location[:]
 465     if 'texspace_size' in dir(ob.data) and 'texspace_size' in dir(active.data):
 466         ob.data.texspace_size[:] = active.data.texspace_size[:]
 467     return('INFO', "Texture space copied")
 468
 469
 470 def obIdx(ob, active, context):
 471     ob.pass_index = active.pass_index
 472     return('INFO', "Pass index copied")
 473
 474
 475 def obMod(ob, active, context):
 476     for modifier in ob.modifiers:
 477         # remove existing before adding new:
 478         ob.modifiers.remove(modifier)
 479     for old_modifier in active.modifiers.values():
 480         new_modifier = ob.modifiers.new(name=old_modifier.name,
 481                                         type=old_modifier.type)
 482         generic_copy(old_modifier, new_modifier)
 483     return('INFO', "Modifiers copied")
 484
 485
 486 def obCollections(ob, active, context):
 487     for collection in bpy.data.collections:
 488         if active.name in collection.objects and ob.name not in collection.objects:
 489             collection.objects.link(ob)
 490     return('INFO', "Collections copied")
 491
 492
 493 def obWei(ob, active, context):
 494     # sanity check: are source and target both mesh objects?
 495     if ob.type != 'MESH' or active.type != 'MESH':
 496         return('ERROR', "objects have to be of mesh type, doing nothing")
 497     me_source = active.data
 498     me_target = ob.data
 499     # sanity check: do source and target have the same amount of verts?
 500     if len(me_source.vertices) != len(me_target.vertices):
 501         return('ERROR', "objects have different vertex counts, doing nothing")
 502     vgroups_IndexName = {}
 503     for i in range(0, len(active.vertex_groups)):
 504         groups = active.vertex_groups[i]
 505         vgroups_IndexName[groups.index] = groups.name
 506     data = {}  # vert_indices, [(vgroup_index, weights)]
 507     for v in me_source.vertices:
 508         vg = v.groups
 509         vi = v.index
 510         if len(vg) > 0:
 511             vgroup_collect = []
 512             for i in range(0, len(vg)):
 513                 vgroup_collect.append((vg[i].group, vg[i].weight))
 514             data[vi] = vgroup_collect
 515     # write data to target
 516     if ob != active:
 517         # add missing vertex groups
 518         for vgroup_name in vgroups_IndexName.values():
 519             # check if group already exists...
 520             already_present = 0
 521             for i in range(0, len(ob.vertex_groups)):
 522                 if ob.vertex_groups[i].name == vgroup_name:
 523                     already_present = 1
 524             # ... if not, then add
 525             if already_present == 0:
 526                 ob.vertex_groups.new(name=vgroup_name)
 527         # write weights
 528         for v in me_target.vertices:
 529             for vi_source, vgroupIndex_weight in data.items():
 530                 if v.index == vi_source:
 531
 532                     for i in range(0, len(vgroupIndex_weight)):
 533                         groupName = vgroups_IndexName[vgroupIndex_weight[i][0]]
 534                         groups = ob.vertex_groups
 535                         for vgs in range(0, len(groups)):
 536                             if groups[vgs].name == groupName:
 537                                 groups[vgs].add((v.index,),
 538                                                 vgroupIndex_weight[i][1], "REPLACE")
 539     return('INFO', "Weights copied")
 540
 541
 542 object_copies = (
 543     # ('obj_loc', "Location",
 544     # "Copy Location from Active to Selected", obLoc),
 545     # ('obj_rot', "Rotation",
 546     # "Copy Rotation from Active to Selected", obRot),
 547     # ('obj_sca', "Scale",
 548     # "Copy Scale from Active to Selected", obSca),
 549     ('obj_vis_loc', "Location",
 550      "Copy Location from Active to Selected", obVisLoc),
 551     ('obj_vis_rot', "Rotation",
 552      "Copy Rotation from Active to Selected", obVisRot),
 553     ('obj_vis_sca', "Scale",
 554      "Copy Scale from Active to Selected", obVisSca),
 555     ('obj_drw', "Draw Options",
 556      "Copy Draw Options from Active to Selected", obDrw),
 557     ('obj_dup', "Instancing",
 558      "Copy instancing properties from Active to Selected", obDup),
 559     ('obj_col', "Object Color",
 560      "Copy Object Color from Active to Selected", obCol),
 561     # ('obj_dmp', "Damping",
 562     # "Copy Damping from Active to Selected"),
 563     # ('obj_all', "All Physical Attributes",
 564     # "Copy Physical Attributes from Active to Selected"),
 565     # ('obj_prp', "Properties",
 566     # "Copy Properties from Active to Selected"),
 567     ('obj_lok', "Protected Transform",
 568      "Copy Protected Transforms from Active to Selected", obLok),
 569     ('obj_con', "Object Constraints",
 570      "Copy Object Constraints from Active to Selected", obCon),
 571     # ('obj_nla', "NLA Strips",
 572     # "Copy NLA Strips from Active to Selected"),
 573     # ('obj_tex', "Texture Space",
 574     # "Copy Texture Space from Active to Selected", obTex),
 575     # ('obj_sub', "Subdivision Surface Settings",
 576     # "Copy Subdivision Surface Settings from Active to Selected"),
 577     # ('obj_smo', "AutoSmooth",
 578     # "Copy AutoSmooth from Active to Selected"),
 579     ('obj_idx', "Pass Index",
 580      "Copy Pass Index from Active to Selected", obIdx),
 581     ('obj_mod', "Modifiers",
 582      "Copy Modifiers from Active to Selected", obMod),
 583     ('obj_wei', "Vertex Weights",
 584      "Copy vertex weights based on indices", obWei),
 585     ('obj_grp', "Collection Links",
 586      "Copy selected into active object's collection", obCollections)
 587 )
 588
 589
 590 @classmethod
 591 def object_poll_func(cls, context):
 592     return (len(context.selected_objects) > 1)
 593
 594
 595 def object_invoke_func(self, context, event):
 596     wm = context.window_manager
 597     wm.invoke_props_dialog(self)
 598     return {'RUNNING_MODAL'}
 599
 600
 601 class CopySelectedObjectConstraints(Operator):
 602     """Copy Chosen constraints from active to selected"""
 603     bl_idname = "object.copy_selected_constraints"
 604     bl_label = "Copy Selected Constraints"
 605
 606     selection: BoolVectorProperty(
 607         size=32,
 608         options={'SKIP_SAVE'}
 609     )
 610
 611     poll = object_poll_func
 612     invoke = object_invoke_func
 613
 614     def draw(self, context):
 615         layout = self.layout
 616         for idx, const in enumerate(context.active_object.constraints):
 617             layout.prop(self, "selection", index=idx, text=const.name,
 618                         toggle=True)
 619
 620     def execute(self, context):
 621         active = context.active_object
 622         selected = context.selected_objects[:]
 623         selected.remove(active)
 624         for obj in selected:
 625             for index, flag in enumerate(self.selection):
 626                 if flag:
 627                     obj.constraints.copy(active.constraints[index])
 628         return{'FINISHED'}
 629
 630
 631 class CopySelectedObjectModifiers(Operator):
 632     """Copy Chosen modifiers from active to selected"""
 633     bl_idname = "object.copy_selected_modifiers"
 634     bl_label = "Copy Selected Modifiers"
 635
 636     selection: BoolVectorProperty(
 637         size=32,
 638         options={'SKIP_SAVE'}
 639     )
 640
 641     poll = object_poll_func
 642     invoke = object_invoke_func
 643
 644     def draw(self, context):
 645         layout = self.layout
 646         for idx, const in enumerate(context.active_object.modifiers):
 647             layout.prop(self, 'selection', index=idx, text=const.name,
 648                         toggle=True)
 649
 650     def execute(self, context):
 651         active = context.active_object
 652         selected = context.selected_objects[:]
 653         selected.remove(active)
 654         for obj in selected:
 655             for index, flag in enumerate(self.selection):
 656                 if flag:
 657                     old_modifier = active.modifiers[index]
 658                     new_modifier = obj.modifiers.new(
 659                         type=active.modifiers[index].type,
 660                         name=active.modifiers[index].name
 661                     )
 662                     generic_copy(old_modifier, new_modifier)
 663         return{'FINISHED'}
 664
 665
 666 class CopySelectedObjectCustomProperties(CopyCustomProperties, Operator):
 667     """Copy Chosen custom properties from active to selected objects"""
 668     bl_idname = "object.copy_selected_custom_props"
 669     bl_label = "Copy Selected Custom Properties"
 670     bl_options = {'REGISTER', 'UNDO'}
 671
 672     poll = object_poll_func
 673     invoke = object_invoke_func
 674
 675     def draw(self, context):
 676         self.draw_bools(context.object.keys())
 677
 678     def execute(self, context):
 679         self.copy_selected_custom_props(context.object, context.selected_objects)
 680         return {'FINISHED'}
 681
 682 object_ops = []
 683 genops(object_copies, object_ops, "object.copy_", object_poll_func, obLoopExec)
 684
 685
 686 class VIEW3D_MT_copypopup(Menu):
 687     bl_label = "Copy Attributes"
 688
 689     def draw(self, context):
 690         layout = self.layout
 691
 692         layout.operator_context = 'INVOKE_REGION_WIN'
 693         layout.operator("view3d.copybuffer", icon="COPY_ID")
 694
 695         if (len(context.selected_objects) <= 1):
 696             layout.separator()
 697             layout.label(text="Please select at least two objects", icon="INFO")
 698             layout.separator()
 699
 700         for entry, op in enumerate(object_copies):
 701             if entry and entry % 4 == 0:
 702                 layout.separator()
 703             layout.operator("object.copy_" + op[0])
 704         layout.operator("object.copy_selected_constraints")
 705         layout.operator("object.copy_selected_modifiers")
 706         layout.operator("object.copy_selected_custom_props")
 707
 708
 709 # Begin Mesh copy settings:
 710
 711 class MESH_MT_CopyFaceSettings(Menu):
 712     bl_label = "Copy Face Settings"
 713
 714     @classmethod
 715     def poll(cls, context):
 716         return context.mode == 'EDIT_MESH'
 717
 718     def draw(self, context):
 719         mesh = context.object.data
 720         uv = len(mesh.uv_layers) > 1
 721         vc = len(mesh.vertex_colors) > 1
 722
 723         layout = self.layout
 724
 725         op = layout.operator("mesh.copy_face_settings", text="Copy Material")
 726         op['layer'] = ''
 727         op['mode'] = 'MAT'
 728
 729         if mesh.uv_layers.active:
 730             op = layout.operator("mesh.copy_face_settings", text="Copy Active UV Coords")
 731             op['layer'] = ''
 732             op['mode'] = 'UV'
 733
 734         if mesh.vertex_colors.active:
 735             op = layout.operator("mesh.copy_face_settings", text="Copy Active Vertex Colors")
 736             op['layer'] = ''
 737             op['mode'] = 'VCOL'
 738
 739         if uv or vc:
 740             layout.separator()
 741             if uv:
 742                 layout.menu("MESH_MT_CopyUVCoordsFromLayer")
 743             if vc:
 744                 layout.menu("MESH_MT_CopyVertexColorsFromLayer")
 745
 746
 747 # Data (UV map, Image and Vertex color) menus calling MESH_OT_CopyFaceSettings
 748 # Explicitly defined as using the generator code was broken in case of Menus
 749 # causing issues with access and registration
 750
 751
 752 class MESH_MT_CopyUVCoordsFromLayer(Menu):
 753     bl_label = "Copy UV Coordinates from Layer"
 754
 755     @classmethod
 756     def poll(cls, context):
 757         obj = context.active_object
 758         return obj and obj.mode == "EDIT_MESH" and len(
 759             obj.data.uv_layers) > 1
 760
 761     def draw(self, context):
 762         mesh = context.active_object.data
 763         _buildmenu(self, mesh, 'UV', "GROUP_UVS")
 764
 765
 766 class MESH_MT_CopyVertexColorsFromLayer(Menu):
 767     bl_label = "Copy Vertex Colors from Layer"
 768
 769     @classmethod
 770     def poll(cls, context):
 771         obj = context.active_object
 772         return obj and obj.mode == "EDIT_MESH" and len(
 773             obj.data.vertex_colors) > 1
 774
 775     def draw(self, context):
 776         mesh = context.active_object.data
 777         _buildmenu(self, mesh, 'VCOL', "GROUP_VCOL")
 778
 779
 780 def _buildmenu(self, mesh, mode, icon):
 781     layout = self.layout
 782     if mode == 'VCOL':
 783         layers = mesh.vertex_colors
 784     else:
 785         layers = mesh.uv_layers
 786     for layer in layers:
 787         if not layer.active:
 788             op = layout.operator("mesh.copy_face_settings",
 789                                  text=layer.name, icon=icon)
 790             op['layer'] = layer.name
 791             op['mode'] = mode
 792
 793
 794 class MESH_OT_CopyFaceSettings(Operator):
 795     """Copy settings from active face to all selected faces"""
 796     bl_idname = 'mesh.copy_face_settings'
 797     bl_label = "Copy Face Settings"
 798     bl_options = {'REGISTER', 'UNDO'}
 799
 800     mode: StringProperty(
 801         name="Mode",
 802         options={"HIDDEN"},
 803     )
 804     layer: StringProperty(
 805         name="Layer",
 806         options={"HIDDEN"},
 807     )
 808
 809     @classmethod
 810     def poll(cls, context):
 811         return context.mode == 'EDIT_MESH'
 812
 813     def execute(self, context):
 814         mode = getattr(self, 'mode', '')
 815         if mode not in {'MAT', 'VCOL', 'UV'}:
 816             self.report({'ERROR'}, "No mode specified or invalid mode")
 817             return self._end(context, {'CANCELLED'})
 818         layername = getattr(self, 'layer', '')
 819         mesh = context.object.data
 820
 821         # Switching out of edit mode updates the selected state of faces and
 822         # makes the data from the uv texture and vertex color layers available.
 823         bpy.ops.object.editmode_toggle()
 824
 825         polys = mesh.polygons
 826         if mode == 'MAT':
 827             to_data = from_data = polys
 828         else:
 829             if mode == 'VCOL':
 830                 layers = mesh.vertex_colors
 831                 act_layer = mesh.vertex_colors.active
 832             elif mode == 'UV':
 833                 layers = mesh.uv_layers
 834                 act_layer = mesh.uv_layers.active
 835             if not layers or (layername and layername not in layers):
 836                 self.report({'ERROR'}, "Invalid UV or color layer. Operation Cancelled")
 837                 return self._end(context, {'CANCELLED'})
 838             from_data = layers[layername or act_layer.name].data
 839             to_data = act_layer.data
 840         from_index = polys.active
 841
 842         for f in polys:
 843             if f.select:
 844                 if to_data != from_data:
 845                     # Copying from another layer.
 846                     # from_face is to_face's counterpart from other layer.
 847                     from_index = f.index
 848                 elif f.index == from_index:
 849                     # Otherwise skip copying a face to itself.
 850                     continue
 851                 if mode == 'MAT':
 852                     f.material_index = polys[from_index].material_index
 853                     continue
 854                 if len(f.loop_indices) != len(polys[from_index].loop_indices):
 855                     self.report({'WARNING'}, "Different number of vertices.")
 856                 for i in range(len(f.loop_indices)):
 857                     to_vertex = f.loop_indices[i]
 858                     from_vertex = polys[from_index].loop_indices[i]
 859                     if mode == 'VCOL':
 860                         to_data[to_vertex].color = from_data[from_vertex].color
 861                     elif mode == 'UV':
 862                         to_data[to_vertex].uv = from_data[from_vertex].uv
 863
 864         return self._end(context, {'FINISHED'})
 865
 866     def _end(self, context, retval):
 867         if context.mode != 'EDIT_MESH':
 868             # Clean up by returning to edit mode like it was before.
 869             bpy.ops.object.editmode_toggle()
 870         return(retval)
 871
 872
 873 classes = (
 874     CopySelectedPoseConstraints,
 875     CopySelectedBoneCustomProperties,
 876     VIEW3D_MT_posecopypopup,
 877     CopySelectedObjectConstraints,
 878     CopySelectedObjectModifiers,
 879     CopySelectedObjectCustomProperties,
 880     VIEW3D_MT_copypopup,
 881     MESH_MT_CopyFaceSettings,
 882     MESH_MT_CopyUVCoordsFromLayer,
 883     MESH_MT_CopyVertexColorsFromLayer,
 884     MESH_OT_CopyFaceSettings,
 885     *pose_ops,
 886     *object_ops,
 887 )
 888
 889 def register():
 890     from bpy.utils import register_class
 891     for cls in classes:
 892         register_class(cls)
 893
 894     # mostly to get the keymap working
 895     kc = bpy.context.window_manager.keyconfigs.addon
 896     if kc:
 897         km = kc.keymaps.new(name="Object Mode")
 898         kmi = km.keymap_items.new('wm.call_menu', 'C', 'PRESS', ctrl=True)
 899         kmi.properties.name = 'VIEW3D_MT_copypopup'
 900
 901         km = kc.keymaps.new(name="Pose")
 902         kmi = km.keymap_items.get("pose.copy")
 903         if kmi is not None:
 904             kmi.idname = 'wm.call_menu'
 905         else:
 906             kmi = km.keymap_items.new('wm.call_menu', 'C', 'PRESS', ctrl=True)
 907         kmi.properties.name = 'VIEW3D_MT_posecopypopup'
 908
 909         km = kc.keymaps.new(name="Mesh")
 910         kmi = km.keymap_items.new('wm.call_menu', 'C', 'PRESS')
 911         kmi.ctrl = True
 912         kmi.properties.name = 'MESH_MT_CopyFaceSettings'
 913
 914
 915 def unregister():
 916     # mostly to remove the keymap
 917     kc = bpy.context.window_manager.keyconfigs.addon
 918     if kc:
 919         kms = kc.keymaps.get('Pose')
 920         if kms is not None:
 921             for item in kms.keymap_items:
 922                 if item.name == 'Call Menu' and item.idname == 'wm.call_menu' and \
 923                    item.properties.name == 'VIEW3D_MT_posecopypopup':
 924                     item.idname = 'pose.copy'
 925                     break
 926
 927         km = kc.keymaps.get('Mesh')
 928         if km is not None:
 929             for kmi in km.keymap_items:
 930                 if kmi.idname == 'wm.call_menu':
 931                     if kmi.properties.name == 'MESH_MT_CopyFaceSettings':
 932                         km.keymap_items.remove(kmi)
 933
 934         km = kc.keymaps.get('Object Mode')
 935         if km is not None:
 936             for kmi in km.keymap_items:
 937                 if kmi.idname == 'wm.call_menu':
 938                     if kmi.properties.name == 'VIEW3D_MT_copypopup':
 939                         km.keymap_items.remove(kmi)
 940
 941     from bpy.utils import unregister_class
 942     for cls in classes:
 943         unregister_class(cls)
 944
 945
 946 if __name__ == "__main__":
 947     register()