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Avatar-Toolkit/functions/remove_doubles_safely.py
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2024-07-22 23:13:10 +01:00

122 lines
5.2 KiB
Python

from ast import Dict
from itertools import count
import bpy
import re
from typing import List, Tuple, Optional, TypedDict
from bpy.types import Material, Operator, Context, Object
from ..core.register import register_wrap
from ..core.common import get_selected_armature
class meshEntry(TypedDict):
mesh: bpy.types.Object
shapekeys: list[str]
@register_wrap
class RemoveDoublesSafely(Operator):
bl_idname = "avatar_toolkit.remove_doubles_safely"
bl_label = "Remove Doubles Safely"
bl_description = "Remove Doubles on all meshes, making sure to not fuse things like mouths together."
bl_options = {'REGISTER', 'UNDO'}
objects_to_do: list[meshEntry] = []
merge_distance: bpy.props.FloatProperty(default=0.0001)
@classmethod
def poll(cls, context: Context) -> bool:
return context.mode == 'OBJECT' and get_selected_armature(context) is not None
def execute(self, context: Context) -> set:
armature = get_selected_armature(context)
if not armature:
self.report({'WARNING'}, "No armature selected")
return {'CANCELLED'}
bpy.ops.object.mode_set(mode='OBJECT')
bpy.ops.object.select_all(action='DESELECT')
objects: List[Object] = [obj for obj in armature.children if obj.type == 'MESH']
for mesh in objects:
if mesh.data.name not in [stored_object["mesh"].data.name for stored_object in self.objects_to_do]:
mesh_shapekeys = {"mesh":mesh,"shapekeys":[]}
mesh_data: bpy.types.Mesh = mesh.data
shape: bpy.types.ShapeKey = None
if mesh_data.shape_keys:
for shape in mesh_data.shape_keys.key_blocks:
mesh_shapekeys["shapekeys"].append(shape.name)
self.objects_to_do.append(mesh_shapekeys)
return {'FINISHED'}
def invoke(self, context: Context, event: bpy.types.Event) -> set:
self.execute(context)
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
def modify_mesh(self, context: Context, mesh: meshEntry):
mesh["mesh"].select_set(True)
context.view_layer.objects.active = mesh["mesh"]
context.view_layer.objects.active = mesh["mesh"]
mesh_data: bpy.types.Mesh = mesh["mesh"].data
bpy.ops.object.mode_set(mode='EDIT')
bpy.ops.object.mode_set(mode='OBJECT')
for index, point in enumerate(mesh["mesh"].active_shape_key.points):
if point.co.xyz != mesh_data.shape_keys.key_blocks[0].points[index].co.xyz:
mesh_data.vertices[index].select = True
print("shapekey has a moved vertex at index \""+str(index)+"\", excluding from double merging!")
bpy.ops.object.mode_set(mode='EDIT')
bpy.ops.object.mode_set(mode='OBJECT')
mesh["mesh"].select_set(False)
def modal(self, context: Context, event: bpy.types.Event) -> set:
if len(self.objects_to_do) > 0:
mesh = self.objects_to_do[0]
mesh_data: bpy.types.Mesh = mesh["mesh"].data
if len(mesh['shapekeys']) > 0:
shapekeyname: str = mesh['shapekeys'].pop(0)
target_shapekey: int = mesh_data.shape_keys.key_blocks.find(shapekeyname)
mesh["mesh"].active_shape_key_index = target_shapekey
print("doing shapekey \""+shapekeyname+"\" on mesh \""+mesh['mesh'].name+"\".")
self.modify_mesh(context, mesh)
elif not (mesh_data.shape_keys):
print("doing mesh with no shapekeys named \""+mesh['mesh'].name+"\".")
mesh["mesh"].select_set(True)
context.view_layer.objects.active = mesh["mesh"]
bpy.ops.object.mode_set(mode='EDIT')
mesh_data.vertices.foreach_set("select",[False]*len(mesh_data.vertices))
bpy.ops.mesh.select_all(action="INVERT")
bpy.ops.mesh.remove_doubles(threshold=self.merge_distance,use_unselected=False)
bpy.ops.object.mode_set(mode='OBJECT')
mesh["mesh"].select_set(False)
self.objects_to_do.pop(0)
else:
mesh["mesh"].select_set(True)
context.view_layer.objects.active = mesh["mesh"]
bpy.ops.object.mode_set(mode='EDIT')
bpy.ops.mesh.select_all(action="INVERT")
bpy.ops.mesh.remove_doubles(threshold=self.merge_distance,use_unselected=False)
bpy.ops.object.mode_set(mode='OBJECT')
mesh["mesh"].select_set(False)
self.objects_to_do.pop(0)
if len(self.objects_to_do) > 0:
mesh = self.objects_to_do[0]
mesh["mesh"].select_set(True)
context.view_layer.objects.active = mesh["mesh"]
bpy.ops.object.mode_set(mode='EDIT')
mesh_data.vertices.foreach_set("select",[False]*len(mesh_data.vertices))
bpy.ops.object.mode_set(mode='OBJECT')
mesh["mesh"].select_set(False)
else:
return {'FINISHED'}
return {'RUNNING_MODAL'}