mesh_tissue/tissue_properties.py

   1 # SPDX-FileCopyrightText: 2017 Alessandro Zomparelli
   2 #
   3 # SPDX-License-Identifier: GPL-2.0-or-later
   4
   5 # ---------------------------- ADAPTIVE DUPLIFACES --------------------------- #
   6 # ------------------------------- version 0.84 ------------------------------- #
   7 #                                                                              #
   8 # Creates duplicates of selected mesh to active morphing the shape according   #
   9 # to target faces.                                                             #
  10 #                                                                              #
  11 #                    (c)  Alessandro Zomparelli                                #
  12 #                             (2017)                                           #
  13 #                                                                              #
  14 # http://www.co-de-it.com/                                                     #
  15 #                                                                              #
  16 # ############################################################################ #
  17
  18 import bpy
  19 from bpy.types import (
  20         Operator,
  21         Panel,
  22         PropertyGroup,
  23         )
  24 from bpy.props import (
  25     BoolProperty,
  26     EnumProperty,
  27     FloatProperty,
  28     IntProperty,
  29     StringProperty,
  30     PointerProperty
  31 )
  32 from .utils import tissue_time
  33 from . import config
  34 import time
  35
  36
  37 def update_dependencies(ob, objects):
  38     type = ob.tissue.tissue_type
  39     if type == 'NONE': return objects
  40     if ob.tissue.bool_dependencies:
  41         deps = get_deps(ob)
  42         for o in deps:
  43             if o.tissue.tissue_type == 'NONE' or o.tissue.bool_lock or o in objects:
  44                 continue
  45             objects.append(o)
  46             objects = update_dependencies(o, objects)
  47     return objects
  48
  49 def get_deps(ob):
  50     type = ob.tissue.tissue_type
  51     if type == 'TESSELLATE':
  52         return [ob.tissue_tessellate.generator, ob.tissue_tessellate.component]
  53     elif type == 'TO_CURVE':
  54         return [ob.tissue_to_curve.object]
  55     elif type == 'POLYHEDRA':
  56         return [ob.tissue_polyhedra.object]
  57     else: return []
  58
  59 def anim_tessellate_active(self, context):
  60     ob = context.object
  61     props = ob.tissue_tessellate
  62     if not (ob.tissue.bool_lock or props.bool_hold):
  63         try:
  64             props.generator.name
  65             if props.component_mode == 'OBJECT':
  66                 props.component.name
  67             elif props.component_mode == 'COLLECTION':
  68                 props.component_coll.name
  69             bpy.ops.object.tissue_update_tessellate()
  70         except: pass
  71
  72 def anim_tessellate_object(ob):
  73     try:
  74         #bpy.context.view_layer.objects.active = ob
  75         bpy.ops.object.tissue_update_tessellate()
  76     except:
  77         return None
  78
  79 #from bpy.app.handlers import persistent
  80
  81
  82 def anim_tissue(scene, depsgraph=None):
  83     tissue_time(None,'Tissue: Animating Tissue objects at frame {}...'.format(scene.frame_current), levels=0)
  84     start_time = time.time()
  85
  86     try:
  87         active_object = bpy.context.object
  88         old_mode = bpy.context.object.mode
  89         selected_objects = bpy.context.selected_objects
  90     except: active_object = old_mode = selected_objects = None
  91
  92     if old_mode in ('OBJECT', 'PAINT_WEIGHT'):
  93         update_objects = []
  94         for ob in scene.objects:
  95             if ob.tissue.bool_run and not ob.tissue.bool_lock:
  96                 if ob not in update_objects: update_objects.append(ob)
  97                 update_objects = list(reversed(update_dependencies(ob, update_objects)))
  98         for ob in update_objects:
  99             #override = {'object': ob}
 100             for window in bpy.context.window_manager.windows:
 101                 screen = window.screen
 102                 for area in screen.areas:
 103                     if area.type == 'VIEW_3D':
 104                         override = bpy.context.copy()
 105                         override['window'] = window
 106                         override['screen'] = screen
 107                         override['area'] = area
 108                         override['selected_objects'] = [ob]
 109                         override['object'] = ob
 110                         override['active_object'] = ob
 111                         override['selected_editable_objects'] = [ob]
 112                         override['mode'] = 'OBJECT'
 113                         override['view_layer'] = scene.view_layers[0]
 114                         break
 115             with bpy.context.temp_override(**override):
 116                 if ob.tissue.tissue_type == 'TESSELLATE':
 117                     bpy.ops.object.tissue_update_tessellate()
 118                 elif ob.tissue.tissue_type == 'TO_CURVE':
 119                     bpy.ops.object.tissue_update_convert_to_curve()
 120                 elif ob.tissue.tissue_type == 'POLYHEDRA':
 121                     bpy.ops.object.tissue_update_polyhedra()
 122                 elif ob.tissue.tissue_type == 'CONTOUR_CURVES':
 123                     bpy.ops.object.tissue_update_contour_curves()
 124
 125         if old_mode != None:
 126             objects = bpy.context.view_layer.objects
 127             objects.active = active_object
 128             for o in objects: o.select_set(o in selected_objects)
 129             bpy.ops.object.mode_set(mode=old_mode)
 130
 131     config.evaluatedDepsgraph = None
 132     tissue_time(start_time,'Animated Tissue objects at frame {}'.format(scene.frame_current), levels=0)
 133     return
 134
 135 def remove_tissue_handler():
 136     tissue_handlers = []
 137     blender_handlers = bpy.app.handlers.frame_change_post
 138     for h in blender_handlers:
 139         if "anim_tissue" in str(h):
 140             tissue_handlers.append(h)
 141     for h in tissue_handlers: blender_handlers.remove(h)
 142
 143 def set_tissue_handler(self, context):
 144     remove_tissue_handler()
 145     for o in context.scene.objects:
 146         if o.tissue.bool_run:
 147             blender_handlers = bpy.app.handlers.frame_change_post
 148             blender_handlers.append(anim_tissue)
 149             break
 150     return
 151
 152 def remove_polyhedra_handler():
 153     tissue_handlers = []
 154     blender_handlers = bpy.app.handlers.frame_change_post
 155     for h in blender_handlers:
 156         if "anim_polyhedra" in str(h):
 157             tissue_handlers.append(h)
 158     for h in tissue_handlers: blender_handlers.remove(h)
 159
 160 def set_polyhedra_handler(self, context):
 161     remove_polyhedra_handler()
 162     for o in context.scene.objects:
 163         if o.tissue.bool_run:
 164             blender_handlers = bpy.app.handlers.frame_change_post
 165             blender_handlers.append(anim_polyhedra)
 166             break
 167     return
 168
 169
 170 class tissue_prop(PropertyGroup):
 171     bool_lock : BoolProperty(
 172         name="Lock",
 173         description="Prevent automatic update on settings changes or if other objects have it in the hierarchy.",
 174         default=False
 175         )
 176     bool_dependencies : BoolProperty(
 177         name="Update Dependencies",
 178         description="Automatically updates source objects, when possible",
 179         default=False
 180         )
 181     bool_run : BoolProperty(
 182         name="Animatable",
 183         description="Automatically recompute the geometry when the frame is changed. Tessellations may not work using the default Render Animation",
 184         default = False,
 185         update = set_tissue_handler
 186         )
 187     tissue_type : EnumProperty(
 188         items=(
 189                 ('NONE', "None", ""),
 190                 ('TESSELLATE', "Tessellate", ""),
 191                 ('TO_CURVE', "To Curve", ""),
 192                 ('POLYHEDRA', "Polyhedra", ""),
 193                 ('CONTOUR_CURVES', "Contour Curves", "")
 194                 ),
 195         default='NONE',
 196         name=""
 197         )
 198     bool_hold : BoolProperty(
 199             name="Hold",
 200             description="Wait...",
 201             default=False
 202         )
 203
 204 class tissue_tessellate_prop(PropertyGroup):
 205     bool_hold : BoolProperty(
 206         name="Hold",
 207         description="Wait...",
 208         default=False
 209         )
 210     zscale : FloatProperty(
 211         name="Scale", default=1, soft_min=0, soft_max=10,
 212         description="Scale factor for the component thickness",
 213         update = anim_tessellate_active
 214         )
 215     component_mode : EnumProperty(
 216         items=(
 217                 ('OBJECT', "Object", "Use the same component object for all the faces"),
 218                 ('COLLECTION', "Collection", "Use multiple components from Collection"),
 219                 ('MATERIALS', "Materials", "Use multiple components by materials name")
 220                 ),
 221         default='OBJECT',
 222         name="Component Mode",
 223         update = anim_tessellate_active
 224         )
 225     scale_mode : EnumProperty(
 226         items=(
 227                 ('CONSTANT', "Constant", "Uniform thinkness"),
 228                 ('ADAPTIVE', "Relative", "Preserve component's proportions")
 229                 ),
 230         default='ADAPTIVE',
 231         name="Z-Scale according to faces size",
 232         update = anim_tessellate_active
 233         )
 234     offset : FloatProperty(
 235         name="Surface Offset",
 236         default=1,
 237         min=-1,
 238         max=1,
 239         soft_min=-1,
 240         soft_max=1,
 241         description="Surface offset",
 242         update = anim_tessellate_active
 243         )
 244     mode : EnumProperty(
 245         items=(
 246             ('BOUNDS', "Bounds", "The component fits automatically the size of the target face"),
 247             ('LOCAL', "Local", "Based on Local coordinates, from 0 to 1"),
 248             ('GLOBAL', 'Global', "Based on Global coordinates, from 0 to 1")),
 249         default='BOUNDS',
 250         name="Component Mode",
 251         update = anim_tessellate_active
 252         )
 253     rotation_mode : EnumProperty(
 254         items=(('RANDOM', "Random", "Random faces rotation"),
 255                ('UV', "Active UV", "Rotate according to UV coordinates"),
 256                ('WEIGHT', "Weight Gradient", "Rotate according to Vertex Group gradient"),
 257                ('DEFAULT', "Default", "Default rotation")),
 258         default='DEFAULT',
 259         name="Component Rotation",
 260         update = anim_tessellate_active
 261         )
 262     rotation_direction : EnumProperty(
 263         items=(('ORTHO', "Orthogonal", "Component main directions in XY"),
 264                ('DIAG', "Diagonal", "Component main direction aligned with diagonal")),
 265         default='ORTHO',
 266         name="Direction",
 267         update = anim_tessellate_active
 268         )
 269     rotation_shift : IntProperty(
 270         name="Shift",
 271         default=0,
 272         soft_min=0,
 273         soft_max=3,
 274         description="Shift components rotation",
 275         update = anim_tessellate_active
 276         )
 277     fill_mode : EnumProperty(
 278         items=(
 279             ('TRI', 'Tri', 'Triangulate the base mesh'),
 280             ('QUAD', 'Quad', 'Regular quad tessellation. Uses only 3 or 4 vertices'),
 281             ('FAN', 'Fan', 'Radial tessellation for polygonal faces'),
 282             ('PATCH', 'Patch', 'Curved tessellation according to the last ' +
 283             'Subsurf\n(or Multires) modifiers. Works only with 4 sides ' +
 284             'patches.\nAfter the last Subsurf (or Multires) only ' +
 285             'deformation\nmodifiers can be used'),
 286             ('FRAME', 'Frame', 'Tessellation along the edges of each face')),
 287         default='QUAD',
 288         name="Fill Mode",
 289         update = anim_tessellate_active
 290         )
 291     combine_mode : EnumProperty(
 292         items=(
 293             ('LAST', 'Last', 'Show only the last iteration'),
 294             ('UNUSED', 'Unused', 'Combine each iteration with the unused faces of the previous iteration. Used for branching systems'),
 295             ('ALL', 'All', 'Combine the result of all iterations')),
 296         default='LAST',
 297         name="Combine Mode",
 298         update = anim_tessellate_active
 299         )
 300     gen_modifiers : BoolProperty(
 301         name="Generator Modifiers",
 302         default=True,
 303         description="Apply Modifiers and Shape Keys to the base object",
 304         update = anim_tessellate_active
 305         )
 306     com_modifiers : BoolProperty(
 307         name="Component Modifiers",
 308         default=True,
 309         description="Apply Modifiers and Shape Keys to the component object",
 310         update = anim_tessellate_active
 311         )
 312     merge : BoolProperty(
 313         name="Merge",
 314         default=False,
 315         description="Merge vertices in adjacent duplicates",
 316         update = anim_tessellate_active
 317         )
 318     merge_open_edges_only : BoolProperty(
 319         name="Open edges only",
 320         default=False,
 321         description="Merge only open edges",
 322         update = anim_tessellate_active
 323         )
 324     merge_thres : FloatProperty(
 325         name="Distance",
 326         default=0.0001,
 327         soft_min=0,
 328         soft_max=10,
 329         description="Limit below which to merge vertices",
 330         update = anim_tessellate_active
 331         )
 332     generator : PointerProperty(
 333         type=bpy.types.Object,
 334         name="",
 335         description="Base object for the tessellation",
 336         update = anim_tessellate_active
 337         )
 338     component : PointerProperty(
 339         type=bpy.types.Object,
 340         name="",
 341         description="Component object for the tessellation",
 342         #default="",
 343         update = anim_tessellate_active
 344         )
 345     component_coll : PointerProperty(
 346         type=bpy.types.Collection,
 347         name="",
 348         description="Use objects inside the collection",
 349         #default="",
 350         update = anim_tessellate_active
 351         )
 352     target : PointerProperty(
 353         type=bpy.types.Object,
 354         name="",
 355         description="Target object for custom direction",
 356         #default="",
 357         update = anim_tessellate_active
 358         )
 359     even_thickness : BoolProperty(
 360         name="Even Thickness",
 361         default=False,
 362         description="Iterative sampling method for determine the correct length of the vectors (Experimental)",
 363         update = anim_tessellate_active
 364         )
 365     even_thickness_iter : IntProperty(
 366         name="Even Thickness Iterations",
 367         default=3,
 368         min = 1,
 369         soft_max = 20,
 370         description="More iterations produces more accurate results but make the tessellation slower",
 371         update = anim_tessellate_active
 372         )
 373     bool_random : BoolProperty(
 374         name="Randomize",
 375         default=False,
 376         description="Randomize component rotation",
 377         update = anim_tessellate_active
 378         )
 379     rand_seed : IntProperty(
 380         name="Seed",
 381         default=0,
 382         soft_min=0,
 383         soft_max=50,
 384         description="Random seed",
 385         update = anim_tessellate_active
 386         )
 387     coll_rand_seed : IntProperty(
 388         name="Seed",
 389         default=0,
 390         soft_min=0,
 391         soft_max=50,
 392         description="Random seed",
 393         update = anim_tessellate_active
 394         )
 395     rand_step : IntProperty(
 396         name="Steps",
 397         default=1,
 398         min=1,
 399         soft_max=2,
 400         description="Random step",
 401         update = anim_tessellate_active
 402         )
 403     bool_vertex_group : BoolProperty(
 404         name="Map Vertex Group",
 405         default=False,
 406         description="Transfer all Vertex Groups from Base object",
 407         update = anim_tessellate_active
 408         )
 409     bool_selection : BoolProperty(
 410         name="On selected Faces",
 411         default=False,
 412         description="Create Tessellation only on selected faces",
 413         update = anim_tessellate_active
 414         )
 415     bool_shapekeys : BoolProperty(
 416         name="Use Shape Keys",
 417         default=False,
 418         description="Transfer Component's Shape Keys. If the name of Vertex "
 419                     "Groups and Shape Keys are the same, they will be "
 420                     "automatically combined",
 421         update = anim_tessellate_active
 422         )
 423     bool_smooth : BoolProperty(
 424         name="Smooth Shading",
 425         default=False,
 426         description="Output faces with smooth shading rather than flat shaded",
 427         update = anim_tessellate_active
 428         )
 429     bool_materials : BoolProperty(
 430         name="Transfer Materials",
 431         default=False,
 432         description="Preserve component's materials",
 433         update = anim_tessellate_active
 434         )
 435     bool_material_id : BoolProperty(
 436         name="Tessellation on Material ID",
 437         default=False,
 438         description="Apply the component only on the selected Material",
 439         update = anim_tessellate_active
 440         )
 441     material_id : IntProperty(
 442         name="Index",
 443         default=0,
 444         min=0,
 445         description="Only the faces with the chosen Material Index will be used",
 446         update = anim_tessellate_active
 447         )
 448     bool_dissolve_seams : BoolProperty(
 449         name="Dissolve Seams",
 450         default=False,
 451         description="Dissolve all seam edges",
 452         update = anim_tessellate_active
 453         )
 454     iterations : IntProperty(
 455         name="Iterations",
 456         default=1,
 457         min=1,
 458         soft_max=5,
 459         description="Automatically repeat the Tessellation using the "
 460                     + "generated geometry as new base object.\nUsefull for "
 461                     + "for branching systems. Dangerous!",
 462         update = anim_tessellate_active
 463         )
 464     bool_combine : BoolProperty(
 465         name="Combine unused",
 466         default=False,
 467         description="Combine the generated geometry with unused faces",
 468         update = anim_tessellate_active
 469         )
 470     bool_advanced : BoolProperty(
 471         name="Advanced Settings",
 472         default=False,
 473         description="Show more settings"
 474         )
 475     normals_mode : EnumProperty(
 476         items=(
 477             ('VERTS', 'Normals', 'Consistent direction based on vertices normal'),
 478             ('FACES', 'Faces', 'Based on individual faces normal'),
 479             ('CUSTOM', 'Custom', 'Custom split normals'),
 480             ('SHAPEKEYS', 'Keys', "According to base object's shape keys"),
 481             ('OBJECT', 'Object', "According to a target object")),
 482         default='VERTS',
 483         name="Direction",
 484         update = anim_tessellate_active
 485         )
 486     error_message : StringProperty(
 487         name="Error Message",
 488         default=""
 489         )
 490     warning_message : StringProperty(
 491         name="Warning Message",
 492         default=""
 493         )
 494     warning_message_thickness : StringProperty(
 495         name="Warning Message Thickness",
 496         default=""
 497         )
 498     warning_message_merge : StringProperty(
 499         name="Warning Message Merge",
 500         default=""
 501         )
 502     bounds_x : EnumProperty(
 503             items=(
 504                 ('EXTEND', 'Extend', 'Default X coordinates'),
 505                 ('CLIP', 'Clip', 'Trim out of bounds in X direction'),
 506                 ('CYCLIC', 'Cyclic', 'Cyclic components in X direction')),
 507             default='EXTEND',
 508             name="Bounds X",
 509             update = anim_tessellate_active
 510             )
 511     bounds_y : EnumProperty(
 512             items=(
 513                 ('EXTEND', 'Extend', 'Default Y coordinates'),
 514                 ('CLIP', 'Clip', 'Trim out of bounds in Y direction'),
 515                 ('CYCLIC', 'Cyclic', 'Cyclic components in Y direction')),
 516             default='EXTEND',
 517             name="Bounds Y",
 518             update = anim_tessellate_active
 519             )
 520     close_mesh : EnumProperty(
 521             items=(
 522                 ('NONE', 'None', 'Keep the mesh open'),
 523                 ('CAP', 'Cap Holes', 'Automatically cap open loops'),
 524                 ('BRIDGE', 'Bridge Open Loops', 'Automatically bridge loop pairs'),
 525                 ('BRIDGE_CAP', 'Custom', 'Bridge loop pairs and cap holes according to vertex groups')),
 526             default='NONE',
 527             name="Close Mesh",
 528             update = anim_tessellate_active
 529             )
 530     cap_faces : BoolProperty(
 531             name="Cap Holes",
 532             default=False,
 533             description="Cap open edges loops",
 534             update = anim_tessellate_active
 535             )
 536     frame_boundary : BoolProperty(
 537             name="Frame Boundary",
 538             default=False,
 539             description="Support face boundaries",
 540             update = anim_tessellate_active
 541             )
 542     fill_frame : BoolProperty(
 543             name="Fill Frame",
 544             default=False,
 545             description="Fill inner faces with Fan tessellation",
 546             update = anim_tessellate_active
 547             )
 548     boundary_mat_offset : IntProperty(
 549             name="Material Offset",
 550             default=0,
 551             description="Material Offset for boundaries (with components based on Materials)",
 552             update = anim_tessellate_active
 553             )
 554     fill_frame_mat : IntProperty(
 555             name="Material Offset",
 556             default=0,
 557             description="Material Offset for inner faces (with components based on Materials)",
 558             update = anim_tessellate_active
 559             )
 560     open_edges_crease : FloatProperty(
 561             name="Open Edges Crease",
 562             default=0,
 563             min=0,
 564             max=1,
 565             description="Automatically set crease for open edges",
 566             update = anim_tessellate_active
 567             )
 568     bridge_edges_crease : FloatProperty(
 569             name="Bridge Edges Crease",
 570             default=0,
 571             min=0,
 572             max=1,
 573             description="Automatically set crease for bridge edges",
 574             update = anim_tessellate_active
 575             )
 576     bridge_smoothness : FloatProperty(
 577             name="Smoothness",
 578             default=1,
 579             min=0,
 580             max=1,
 581             description="Bridge Smoothness",
 582             update = anim_tessellate_active
 583             )
 584     frame_thickness : FloatProperty(
 585             name="Frame Thickness",
 586             default=0.2,
 587             min=0,
 588             soft_max=1,
 589             description="Frame Thickness",
 590             update = anim_tessellate_active
 591             )
 592     frame_boundary_thickness : FloatProperty(
 593             name="Frame Boundary Thickness",
 594             default=0,
 595             min=0,
 596             soft_max=1,
 597             description="Frame Boundary Thickness (when zero it uses the Frame Thickness instead)",
 598             update = anim_tessellate_active
 599             )
 600     frame_mode : EnumProperty(
 601             items=(
 602                 ('CONSTANT', 'Constant', 'Even thickness'),
 603                 ('RELATIVE', 'Relative', 'Frame offset depends on face areas'),
 604                 ('CENTER', 'Center', 'Toward the center of the face (uses Incenter for Triangles)')),
 605             default='CONSTANT',
 606             name="Offset",
 607             update = anim_tessellate_active
 608             )
 609     bridge_cuts : IntProperty(
 610             name="Cuts",
 611             default=0,
 612             min=0,
 613             max=20,
 614             description="Bridge Cuts",
 615             update = anim_tessellate_active
 616             )
 617     cap_material_offset : IntProperty(
 618             name="Material Offset",
 619             default=0,
 620             min=0,
 621             description="Material index offset for the cap faces",
 622             update = anim_tessellate_active
 623             )
 624     bridge_material_offset : IntProperty(
 625             name="Material Offset",
 626             default=0,
 627             min=0,
 628             description="Material index offset for the bridge faces",
 629             update = anim_tessellate_active
 630             )
 631     patch_subs : IntProperty(
 632             name="Patch Subdivisions",
 633             default=0,
 634             min=0,
 635             description="Subdivisions levels for Patch tessellation after the first iteration",
 636             update = anim_tessellate_active
 637             )
 638     use_origin_offset : BoolProperty(
 639             name="Align to Origins",
 640             default=True,
 641             description="Define offset according to components origin and local Z coordinate",
 642             update = anim_tessellate_active
 643             )
 644
 645     vertex_group_thickness : StringProperty(
 646             name="Thickness weight", default='',
 647             description="Vertex Group used for thickness",
 648             update = anim_tessellate_active
 649             )
 650     invert_vertex_group_thickness : BoolProperty(
 651             name="Invert", default=False,
 652             description="Invert the vertex group influence",
 653             update = anim_tessellate_active
 654             )
 655     vertex_group_thickness_factor : FloatProperty(
 656             name="Factor",
 657             default=0,
 658             min=0,
 659             max=1,
 660             description="Thickness factor to use for zero vertex group influence",
 661             update = anim_tessellate_active
 662             )
 663
 664     vertex_group_frame_thickness : StringProperty(
 665             name="Frame Thickness weight", default='',
 666             description="Vertex Group used for frame thickness",
 667             update = anim_tessellate_active
 668             )
 669     invert_vertex_group_frame_thickness : BoolProperty(
 670             name="Invert", default=False,
 671             description="Invert the vertex group influence",
 672             update = anim_tessellate_active
 673             )
 674     vertex_group_frame_thickness_factor : FloatProperty(
 675             name="Factor",
 676             default=0,
 677             min=0,
 678             max=1,
 679             description="Frame thickness factor to use for zero vertex group influence",
 680             update = anim_tessellate_active
 681             )
 682     face_weight_frame : BoolProperty(
 683             name="Face Weight",
 684             default=True,
 685             description="Uniform weight for individual faces",
 686             update = anim_tessellate_active
 687             )
 688
 689     vertex_group_cap_owner : EnumProperty(
 690             items=(
 691                 ('BASE', 'Base', 'Use base vertex group'),
 692                 ('COMP', 'Component', 'Use component vertex group')),
 693             default='COMP',
 694             name="Source",
 695             update = anim_tessellate_active
 696             )
 697     vertex_group_cap : StringProperty(
 698             name="Cap Vertex Group", default='',
 699             description="Vertex Group used for cap open edges",
 700             update = anim_tessellate_active
 701             )
 702     invert_vertex_group_cap : BoolProperty(
 703             name="Invert", default=False,
 704             description="Invert the vertex group influence",
 705             update = anim_tessellate_active
 706             )
 707
 708     vertex_group_bridge_owner : EnumProperty(
 709             items=(
 710                 ('BASE', 'Base', 'Use base vertex group'),
 711                 ('COMP', 'Component', 'Use component vertex group')),
 712             default='COMP',
 713             name="Source",
 714             update = anim_tessellate_active
 715             )
 716     vertex_group_bridge : StringProperty(
 717             name="Bridge Vertex Group", default='',
 718             description="Vertex Group used for bridge open edges",
 719             update = anim_tessellate_active
 720             )
 721     invert_vertex_group_bridge : BoolProperty(
 722             name="Invert", default=False,
 723             description="Invert the vertex group influence",
 724             update = anim_tessellate_active
 725             )
 726
 727     vertex_group_rotation : StringProperty(
 728             name="Rotation weight", default='',
 729             description="Vertex Group used for rotation",
 730             update = anim_tessellate_active
 731             )
 732     invert_vertex_group_rotation : BoolProperty(
 733             name="Invert", default=False,
 734             description="Invert the vertex group influence",
 735             update = anim_tessellate_active
 736             )
 737     smooth_normals : BoolProperty(
 738             name="Smooth Normals", default=False,
 739             description="Smooth normals of the surface in order to reduce intersections",
 740             update = anim_tessellate_active
 741             )
 742     smooth_normals_iter : IntProperty(
 743             name="Iterations",
 744             default=5,
 745             min=0,
 746             description="Smooth iterations",
 747             update = anim_tessellate_active
 748             )
 749     smooth_normals_uv : FloatProperty(
 750             name="UV Anisotropy",
 751             default=0,
 752             min=-1,
 753             max=1,
 754             description="0 means no anisotropy, -1 represent the U direction, while 1 represent the V direction",
 755             update = anim_tessellate_active
 756             )
 757     vertex_group_smooth_normals : StringProperty(
 758             name="Smooth normals weight", default='',
 759             description="Vertex Group used for smooth normals",
 760             update = anim_tessellate_active
 761             )
 762     invert_vertex_group_smooth_normals : BoolProperty(
 763             name="Invert", default=False,
 764             description="Invert the vertex group influence",
 765             update = anim_tessellate_active
 766             )
 767
 768     vertex_group_distribution : StringProperty(
 769             name="Distribution weight", default='',
 770             description="Vertex Group used for gradient distribution",
 771             update = anim_tessellate_active
 772             )
 773     invert_vertex_group_distribution : BoolProperty(
 774             name="Invert", default=False,
 775             description="Invert the vertex group influence",
 776             update = anim_tessellate_active
 777             )
 778     vertex_group_distribution_factor : FloatProperty(
 779             name="Factor",
 780             default=0,
 781             min=0,
 782             max=1,
 783             description="Randomness factor to use for zero vertex group influence",
 784             update = anim_tessellate_active
 785             )
 786     consistent_wedges : BoolProperty(
 787             name="Consistent Wedges", default=True,
 788             description="Use same component for the wedges generated by the Fan tessellation",
 789             update = anim_tessellate_active
 790             )
 791     normals_x : FloatProperty(
 792             name="X", default=1, min=0, max=1,
 793             description="Scale X component of the normals",
 794             update = anim_tessellate_active
 795             )
 796     normals_y : FloatProperty(
 797             name="Y", default=1, min=0, max=1,
 798             description="Scale Y component of the normals",
 799             update = anim_tessellate_active
 800             )
 801     normals_z : FloatProperty(
 802             name="Z", default=1, min=0, max=1,
 803             description="Scale Z component of the normals",
 804             update = anim_tessellate_active
 805             )
 806     vertex_group_scale_normals : StringProperty(
 807             name="Scale normals weight", default='',
 808             description="Vertex Group used for editing the normals directions",
 809             update = anim_tessellate_active
 810             )
 811     invert_vertex_group_scale_normals : BoolProperty(
 812             name="Invert", default=False,
 813             description="Invert the vertex group influence",
 814             update = anim_tessellate_active
 815             )
 816     boundary_variable_offset : BoolProperty(
 817             name="Boundary Variable Offset", default=False,
 818             description="Additional material offset based on the number of boundary vertices",
 819             update = anim_tessellate_active
 820             )
 821     auto_rotate_boundary : BoolProperty(
 822             name="Automatic Rotation", default=False,
 823             description="Automatically rotate the boundary faces",
 824             update = anim_tessellate_active
 825             )
 826     preserve_quads : BoolProperty(
 827             name="Preserve Quads",
 828             default=False,
 829             description="Quad faces are tessellated using QUAD mode",
 830             update = anim_tessellate_active
 831             )
 832
 833 def store_parameters(operator, ob):
 834     ob.tissue_tessellate.bool_hold = True
 835     if operator.generator in bpy.data.objects.keys():
 836         ob.tissue_tessellate.generator = bpy.data.objects[operator.generator]
 837     if operator.component in bpy.data.objects.keys():
 838         ob.tissue_tessellate.component = bpy.data.objects[operator.component]
 839     if operator.component_coll in bpy.data.collections.keys():
 840         ob.tissue_tessellate.component_coll = bpy.data.collections[operator.component_coll]
 841     if operator.target in bpy.data.objects.keys():
 842         ob.tissue_tessellate.target = bpy.data.objects[operator.target]
 843     ob.tissue_tessellate.even_thickness = operator.even_thickness
 844     ob.tissue_tessellate.even_thickness_iter = operator.even_thickness_iter
 845     ob.tissue_tessellate.zscale = operator.zscale
 846     ob.tissue_tessellate.offset = operator.offset
 847     ob.tissue_tessellate.gen_modifiers = operator.gen_modifiers
 848     ob.tissue_tessellate.com_modifiers = operator.com_modifiers
 849     ob.tissue_tessellate.mode = operator.mode
 850     ob.tissue_tessellate.rotation_mode = operator.rotation_mode
 851     ob.tissue_tessellate.rotation_shift = operator.rotation_shift
 852     ob.tissue_tessellate.rotation_direction = operator.rotation_direction
 853     ob.tissue_tessellate.merge = operator.merge
 854     ob.tissue_tessellate.merge_open_edges_only = operator.merge_open_edges_only
 855     ob.tissue_tessellate.merge_thres = operator.merge_thres
 856     ob.tissue_tessellate.scale_mode = operator.scale_mode
 857     ob.tissue_tessellate.bool_random = operator.bool_random
 858     ob.tissue_tessellate.rand_seed = operator.rand_seed
 859     ob.tissue_tessellate.coll_rand_seed = operator.coll_rand_seed
 860     ob.tissue_tessellate.rand_step = operator.rand_step
 861     ob.tissue_tessellate.fill_mode = operator.fill_mode
 862     ob.tissue_tessellate.bool_vertex_group = operator.bool_vertex_group
 863     ob.tissue_tessellate.bool_selection = operator.bool_selection
 864     ob.tissue_tessellate.bool_shapekeys = operator.bool_shapekeys
 865     ob.tissue_tessellate.bool_smooth = operator.bool_smooth
 866     ob.tissue_tessellate.bool_materials = operator.bool_materials
 867     ob.tissue_tessellate.bool_material_id = operator.bool_material_id
 868     ob.tissue_tessellate.material_id = operator.material_id
 869     ob.tissue_tessellate.bool_dissolve_seams = operator.bool_dissolve_seams
 870     ob.tissue_tessellate.iterations = operator.iterations
 871     ob.tissue_tessellate.bool_advanced = operator.bool_advanced
 872     ob.tissue_tessellate.normals_mode = operator.normals_mode
 873     ob.tissue_tessellate.bool_combine = operator.bool_combine
 874     ob.tissue_tessellate.combine_mode = operator.combine_mode
 875     ob.tissue_tessellate.bounds_x = operator.bounds_x
 876     ob.tissue_tessellate.bounds_y = operator.bounds_y
 877     ob.tissue_tessellate.cap_faces = operator.cap_faces
 878     ob.tissue_tessellate.close_mesh = operator.close_mesh
 879     ob.tissue_tessellate.bridge_cuts = operator.bridge_cuts
 880     ob.tissue_tessellate.bridge_smoothness = operator.bridge_smoothness
 881     ob.tissue_tessellate.frame_thickness = operator.frame_thickness
 882     ob.tissue_tessellate.frame_boundary_thickness = operator.frame_boundary_thickness
 883     ob.tissue_tessellate.frame_mode = operator.frame_mode
 884     ob.tissue_tessellate.frame_boundary = operator.frame_boundary
 885     ob.tissue_tessellate.fill_frame = operator.fill_frame
 886     ob.tissue_tessellate.boundary_mat_offset = operator.boundary_mat_offset
 887     ob.tissue_tessellate.fill_frame_mat = operator.fill_frame_mat
 888     ob.tissue_tessellate.cap_material_offset = operator.cap_material_offset
 889     ob.tissue_tessellate.patch_subs = operator.patch_subs
 890     ob.tissue_tessellate.use_origin_offset = operator.use_origin_offset
 891     ob.tissue_tessellate.vertex_group_thickness = operator.vertex_group_thickness
 892     ob.tissue_tessellate.invert_vertex_group_thickness = operator.invert_vertex_group_thickness
 893     ob.tissue_tessellate.vertex_group_thickness_factor = operator.vertex_group_thickness_factor
 894     ob.tissue_tessellate.vertex_group_frame_thickness = operator.vertex_group_frame_thickness
 895     ob.tissue_tessellate.invert_vertex_group_frame_thickness = operator.invert_vertex_group_frame_thickness
 896     ob.tissue_tessellate.vertex_group_frame_thickness_factor = operator.vertex_group_frame_thickness_factor
 897     ob.tissue_tessellate.face_weight_frame = operator.face_weight_frame
 898     ob.tissue_tessellate.vertex_group_distribution = operator.vertex_group_distribution
 899     ob.tissue_tessellate.invert_vertex_group_distribution = operator.invert_vertex_group_distribution
 900     ob.tissue_tessellate.vertex_group_distribution_factor = operator.vertex_group_distribution_factor
 901     ob.tissue_tessellate.vertex_group_cap_owner = operator.vertex_group_cap_owner
 902     ob.tissue_tessellate.vertex_group_cap = operator.vertex_group_cap
 903     ob.tissue_tessellate.invert_vertex_group_cap = operator.invert_vertex_group_cap
 904     ob.tissue_tessellate.vertex_group_bridge_owner = operator.vertex_group_bridge_owner
 905     ob.tissue_tessellate.vertex_group_bridge = operator.vertex_group_bridge
 906     ob.tissue_tessellate.invert_vertex_group_bridge = operator.invert_vertex_group_bridge
 907     ob.tissue_tessellate.vertex_group_rotation = operator.vertex_group_rotation
 908     ob.tissue_tessellate.invert_vertex_group_rotation = operator.invert_vertex_group_rotation
 909     ob.tissue_tessellate.smooth_normals = operator.smooth_normals
 910     ob.tissue_tessellate.smooth_normals_iter = operator.smooth_normals_iter
 911     ob.tissue_tessellate.smooth_normals_uv = operator.smooth_normals_uv
 912     ob.tissue_tessellate.vertex_group_smooth_normals = operator.vertex_group_smooth_normals
 913     ob.tissue_tessellate.invert_vertex_group_smooth_normals = operator.invert_vertex_group_smooth_normals
 914     ob.tissue_tessellate.component_mode = operator.component_mode
 915     ob.tissue_tessellate.consistent_wedges = operator.consistent_wedges
 916     ob.tissue_tessellate.normals_x = operator.normals_x
 917     ob.tissue_tessellate.normals_y = operator.normals_y
 918     ob.tissue_tessellate.normals_z = operator.normals_z
 919     ob.tissue_tessellate.vertex_group_scale_normals = operator.vertex_group_scale_normals
 920     ob.tissue_tessellate.invert_vertex_group_scale_normals = operator.invert_vertex_group_scale_normals
 921     ob.tissue_tessellate.boundary_variable_offset = operator.boundary_variable_offset
 922     ob.tissue_tessellate.auto_rotate_boundary = operator.auto_rotate_boundary
 923     ob.tissue_tessellate.preserve_quads = operator.preserve_quads
 924     ob.tissue_tessellate.bool_hold = False
 925     return ob
 926
 927 def load_parameters(operator, ob):
 928     operator.generator = ob.tissue_tessellate.generator.name
 929     operator.component = ob.tissue_tessellate.component.name
 930     operator.component_coll = ob.tissue_tessellate.component_coll.name
 931     operator.zscale = ob.tissue_tessellate.zscale
 932     operator.offset = ob.tissue_tessellate.offset
 933     operator.gen_modifiers = ob.tissue_tessellate.gen_modifiers
 934     operator.com_modifiers = ob.tissue_tessellate.com_modifiers
 935     operator.mode = ob.tissue_tessellate.mode
 936     operator.rotation_mode = ob.tissue_tessellate.rotation_mode
 937     operator.rotation_shift = ob.tissue_tessellate.rotation_shift
 938     operator.rotation_direction = ob.tissue_tessellate.rotation_direction
 939     operator.merge = ob.tissue_tessellate.merge
 940     operator.merge_open_edges_only = ob.tissue_tessellate.merge_open_edges_only
 941     operator.merge_thres = ob.tissue_tessellate.merge_thres
 942     operator.scale_mode = ob.tissue_tessellate.scale_mode
 943     operator.bool_random = ob.tissue_tessellate.bool_random
 944     operator.rand_seed = ob.tissue_tessellate.rand_seed
 945     operator.coll_rand_seed = ob.tissue_tessellate.coll_rand_seed
 946     operator.rand_step = ob.tissue_tessellate.rand_step
 947     operator.fill_mode = ob.tissue_tessellate.fill_mode
 948     operator.bool_vertex_group = ob.tissue_tessellate.bool_vertex_group
 949     operator.bool_selection = ob.tissue_tessellate.bool_selection
 950     operator.bool_shapekeys = ob.tissue_tessellate.bool_shapekeys
 951     operator.bool_smooth = ob.tissue_tessellate.bool_smooth
 952     operator.bool_materials = ob.tissue_tessellate.bool_materials
 953     operator.bool_material_id = ob.tissue_tessellate.bool_material_id
 954     operator.material_id = ob.tissue_tessellate.material_id
 955     operator.bool_dissolve_seams = ob.tissue_tessellate.bool_dissolve_seams
 956     operator.iterations = ob.tissue_tessellate.iterations
 957     operator.bool_advanced = ob.tissue_tessellate.bool_advanced
 958     operator.normals_mode = ob.tissue_tessellate.normals_mode
 959     operator.bool_combine = ob.tissue_tessellate.bool_combine
 960     operator.combine_mode = ob.tissue_tessellate.combine_mode
 961     operator.bounds_x = ob.tissue_tessellate.bounds_x
 962     operator.bounds_y = ob.tissue_tessellate.bounds_y
 963     operator.cap_faces = ob.tissue_tessellate.cap_faces
 964     operator.close_mesh = ob.tissue_tessellate.close_mesh
 965     operator.bridge_cuts = ob.tissue_tessellate.bridge_cuts
 966     operator.bridge_smoothness = ob.tissue_tessellate.bridge_smoothness
 967     operator.cap_material_offset = ob.tissue_tessellate.cap_material_offset
 968     operator.patch_subs = ob.tissue_tessellate.patch_subs
 969     operator.frame_boundary = ob.tissue_tessellate.frame_boundary
 970     operator.fill_frame = ob.tissue_tessellate.fill_frame
 971     operator.boundary_mat_offset = ob.tissue_tessellate.boundary_mat_offset
 972     operator.fill_frame_mat = ob.tissue_tessellate.fill_frame_mat
 973     operator.frame_thickness = ob.tissue_tessellate.frame_thickness
 974     operator.frame_boundary_thickness = ob.tissue_tessellate.frame_boundary_thickness
 975     operator.frame_mode = ob.tissue_tessellate.frame_mode
 976     operator.use_origin_offset = ob.tissue_tessellate.use_origin_offset
 977     operator.vertex_group_thickness = ob.tissue_tessellate.vertex_group_thickness
 978     operator.invert_vertex_group_thickness = ob.tissue_tessellate.invert_vertex_group_thickness
 979     operator.vertex_group_thickness_factor = ob.tissue_tessellate.vertex_group_thickness_factor
 980     operator.vertex_group_frame_thickness = ob.tissue_tessellate.vertex_group_frame_thickness
 981     operator.invert_vertex_group_frame_thickness = ob.tissue_tessellate.invert_vertex_group_frame_thickness
 982     operator.vertex_group_frame_thickness_factor = ob.tissue_tessellate.vertex_group_frame_thickness_factor
 983     operator.face_weight_frame = ob.tissue_tessellate.face_weight_frame
 984     operator.vertex_group_distribution = ob.tissue_tessellate.vertex_group_distribution
 985     operator.invert_vertex_group_distribution = ob.tissue_tessellate.invert_vertex_group_distribution
 986     operator.vertex_group_distribution_factor = ob.tissue_tessellate.vertex_group_distribution_factor
 987     operator.vertex_group_cap_owner = ob.tissue_tessellate.vertex_group_cap_owner
 988     operator.vertex_group_cap = ob.tissue_tessellate.vertex_group_cap
 989     operator.invert_vertex_group_cap = ob.tissue_tessellate.invert_vertex_group_cap
 990     operator.vertex_group_bridge_owner = ob.tissue_tessellate.vertex_group_bridge_owner
 991     operator.vertex_group_bridge = ob.tissue_tessellate.vertex_group_bridge
 992     operator.invert_vertex_group_bridge = ob.tissue_tessellate.invert_vertex_group_bridge
 993     operator.vertex_group_rotation = ob.tissue_tessellate.vertex_group_rotation
 994     operator.invert_vertex_group_rotation = ob.tissue_tessellate.invert_vertex_group_rotation
 995     operator.smooth_normals = ob.tissue_tessellate.smooth_normals
 996     operator.smooth_normals_iter = ob.tissue_tessellate.smooth_normals_iter
 997     operator.smooth_normals_uv = ob.tissue_tessellate.smooth_normals_uv
 998     operator.vertex_group_smooth_normals = ob.tissue_tessellate.vertex_group_smooth_normals
 999     operator.invert_vertex_group_smooth_normals = ob.tissue_tessellate.invert_vertex_group_smooth_normals
1000     operator.component_mode = ob.tissue_tessellate.component_mode
1001     operator.consistent_wedges = ob.tissue_tessellate.consistent_wedges
1002     operator.normals_x = ob.tissue_tessellate.normals_x
1003     operator.normals_y = ob.tissue_tessellate.normals_y
1004     operator.normals_z = ob.tissue_tessellate.normals_z
1005     operator.vertex_group_scale_normals = ob.tissue_tessellate.vertex_group_scale_normals
1006     operator.invert_vertex_group_scale_normals = ob.tissue_tessellate.invert_vertex_group_scale_normals
1007     operator.boundary_variable_offset = ob.tissue_tessellate.boundary_variable_offset
1008     operator.auto_rotate_boundary = ob.tissue_tessellate.auto_rotate_boundary
1009     operator.preserve_quads = ob.tissue_tessellate.preserve_quads
1010     return ob
1011
1012 def props_to_dict(ob):
1013     props = ob.tissue_tessellate
1014     tessellate_dict = {}
1015     tessellate_dict['self'] = ob
1016     tessellate_dict['generator'] = props.generator
1017     tessellate_dict['component'] = props.component
1018     tessellate_dict['component_coll'] = props.component_coll
1019     tessellate_dict['offset'] = props.offset
1020     tessellate_dict['zscale'] = props.zscale
1021     tessellate_dict['gen_modifiers'] = props.gen_modifiers
1022     tessellate_dict['com_modifiers'] = props.com_modifiers
1023     tessellate_dict['mode'] = props.mode
1024     tessellate_dict['scale_mode'] = props.scale_mode
1025     tessellate_dict['rotation_mode'] = props.rotation_mode
1026     tessellate_dict['rotation_shift'] = props.rotation_shift
1027     tessellate_dict['rotation_direction'] = props.rotation_direction
1028     tessellate_dict['rand_seed'] = props.rand_seed
1029     tessellate_dict['coll_rand_seed'] = props.coll_rand_seed
1030     tessellate_dict['rand_step'] = props.rand_step
1031     tessellate_dict['fill_mode'] = props.fill_mode
1032     tessellate_dict['bool_vertex_group'] = props.bool_vertex_group
1033     tessellate_dict['bool_selection'] = props.bool_selection
1034     tessellate_dict['bool_shapekeys'] = props.bool_shapekeys
1035     tessellate_dict['bool_material_id'] = props.bool_material_id
1036     tessellate_dict['material_id'] = props.material_id
1037     tessellate_dict['normals_mode'] = props.normals_mode
1038     tessellate_dict['bounds_x'] = props.bounds_x
1039     tessellate_dict['bounds_y'] = props.bounds_y
1040     tessellate_dict['use_origin_offset'] = props.use_origin_offset
1041     tessellate_dict['target'] = props.target
1042     tessellate_dict['even_thickness'] = props.even_thickness
1043     tessellate_dict['even_thickness_iter'] = props.even_thickness_iter
1044     tessellate_dict['frame_thickness'] = props.frame_thickness
1045     tessellate_dict['frame_boundary_thickness'] = props.frame_boundary_thickness
1046     tessellate_dict['frame_mode'] = props.frame_mode
1047     tessellate_dict['frame_boundary'] = props.frame_boundary
1048     tessellate_dict['fill_frame'] = props.fill_frame
1049     tessellate_dict['boundary_mat_offset'] = props.boundary_mat_offset
1050     tessellate_dict['fill_frame_mat'] = props.fill_frame_mat
1051     tessellate_dict['vertex_group_thickness'] = props.vertex_group_thickness
1052     tessellate_dict['invert_vertex_group_thickness'] = props.invert_vertex_group_thickness
1053     tessellate_dict['vertex_group_thickness_factor'] = props.vertex_group_thickness_factor
1054     tessellate_dict['vertex_group_frame_thickness'] = props.vertex_group_frame_thickness
1055     tessellate_dict['invert_vertex_group_frame_thickness'] = props.invert_vertex_group_frame_thickness
1056     tessellate_dict['vertex_group_frame_thickness_factor'] = props.vertex_group_frame_thickness_factor
1057     tessellate_dict['face_weight_frame'] = props.face_weight_frame
1058     tessellate_dict['vertex_group_distribution'] = props.vertex_group_distribution
1059     tessellate_dict['invert_vertex_group_distribution'] = props.invert_vertex_group_distribution
1060     tessellate_dict['vertex_group_distribution_factor'] = props.vertex_group_distribution_factor
1061     tessellate_dict['vertex_group_cap_owner'] = props.vertex_group_cap_owner
1062     tessellate_dict['vertex_group_cap'] = props.vertex_group_cap
1063     tessellate_dict['invert_vertex_group_cap'] = props.invert_vertex_group_cap
1064     tessellate_dict['vertex_group_bridge_owner'] = props.vertex_group_bridge_owner
1065     tessellate_dict['vertex_group_bridge'] = props.vertex_group_bridge
1066     tessellate_dict['invert_vertex_group_bridge'] = props.invert_vertex_group_bridge
1067     tessellate_dict['vertex_group_rotation'] = props.vertex_group_rotation
1068     tessellate_dict['invert_vertex_group_rotation'] = props.invert_vertex_group_rotation
1069     tessellate_dict['smooth_normals'] = props.smooth_normals
1070     tessellate_dict['smooth_normals_iter'] = props.smooth_normals_iter
1071     tessellate_dict['smooth_normals_uv'] = props.smooth_normals_uv
1072     tessellate_dict['vertex_group_smooth_normals'] = props.vertex_group_smooth_normals
1073     tessellate_dict['invert_vertex_group_smooth_normals'] = props.invert_vertex_group_smooth_normals
1074     tessellate_dict['component_mode'] = props.component_mode
1075     tessellate_dict['consistent_wedges'] = props.consistent_wedges
1076     tessellate_dict["normals_x"] = props.normals_x
1077     tessellate_dict["normals_y"] = props.normals_y
1078     tessellate_dict["normals_z"] = props.normals_z
1079     tessellate_dict["vertex_group_scale_normals"] = props.vertex_group_scale_normals
1080     tessellate_dict["invert_vertex_group_scale_normals"] = props.invert_vertex_group_scale_normals
1081     tessellate_dict["boundary_variable_offset"] = props.boundary_variable_offset
1082     tessellate_dict["auto_rotate_boundary"] = props.auto_rotate_boundary
1083     tessellate_dict["merge"] = props.merge
1084     tessellate_dict["merge_thres"] = props.merge_thres
1085     tessellate_dict["merge_open_edges_only"] = props.merge_open_edges_only
1086     tessellate_dict["preserve_quads"] = props.preserve_quads
1087     return tessellate_dict
1088
1089 def copy_tessellate_props(source_ob, target_ob):
1090     source_props = source_ob.tissue_tessellate
1091     target_props = target_ob.tissue_tessellate
1092     for key in source_props.keys():
1093         target_props[key] = source_props[key]
1094     return