CM3D2 Converter.misc_VIEW3D_MT_edit_mesh_specials

 1# 「3Dビュー」エリア → メッシュ編集モード → 「W」キー
 2import bpy
 3import bmesh
 4from . import common
 5from . import compat
 6
 7
 8# メニュー等に項目追加
 9def menu_func(self, context):
10    icon_id = common.kiss_icon()
11    self.layout.separator()
12    self.layout.operator('mesh.selected_mesh_vertex_group_blur', icon_value=icon_id)
13    self.layout.separator()
14    self.layout.operator('mesh.selected_face_sort_front', text="選択面の描画順を最前面に", icon_value=icon_id).is_back = False
15    self.layout.operator('mesh.selected_face_sort_front', text="選択面の描画順を最背面に", icon_value=icon_id).is_back = True
16
17
18@compat.BlRegister()
19class CNV_OT_selected_mesh_sort_front(bpy.types.Operator):
20    bl_idname = 'mesh.selected_face_sort_front'
21    bl_label = "選択面の描画順を最前面に"
22    bl_description = "選択中の面の描画順を最も前面/背面に並び替えます"
23    bl_options = {'REGISTER', 'UNDO'}
24
25    is_back = bpy.props.BoolProperty(name="最背面")
26
27    @classmethod
28    def poll(cls, context):
29        ob = context.active_object
30        return ob and ob.type == 'MESH' and ob.mode == 'EDIT'
31
32    def execute(self, context):
33        ob = context.active_object
34        me = ob.data
35        bm = bmesh.from_edit_mesh(me)
36
37        bm.faces.ensure_lookup_table()
38
39        selected_face_indexs = []
40        other_face_indexs = []
41        for face in bm.faces:
42            if face.select:
43                selected_face_indexs.append(face.index)
44            else:
45                other_face_indexs.append(face.index)
46
47        output_face_indexs = []
48        if not self.is_back:
49            output_face_indexs = other_face_indexs + selected_face_indexs
50        else:
51            output_face_indexs = selected_face_indexs + other_face_indexs
52
53        for for_index, sorted_index in enumerate(output_face_indexs):
54            bm.faces[sorted_index].index = for_index
55
56        bm.faces.sort()
57        bmesh.update_edit_mesh(me)
58        return {'FINISHED'}