Optimzation Panel Re-Added
- Major Improvements all round, Join Meshes improved, Combined Materials, Remove Doubles Improvements.
This commit is contained in:
Yusarina
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import bpy
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import numpy as np
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from typing import List, TypedDict, Any, Literal, TypeAlias, cast
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from bpy.types import Operator, Context, Object, Event
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from ...core.logging_setup import logger
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from ...core.translations import t
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from ...core.common import (
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get_active_armature,
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get_all_meshes,
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validate_armature
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)
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# Constants
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MERGE_ITERATION_COUNT = 20
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MERGE_DISTANCE_DEFAULT = 0.0001
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# Type definitions
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ModalReturnType: TypeAlias = Literal['RUNNING_MODAL', 'FINISHED', 'CANCELLED']
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class MeshEntry(TypedDict):
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mesh: Object
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shapekeys: list[str]
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vertices: int
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cur_vertex_pass: int
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def create_duplicate_for_merge(context: Context, mesh: Object, shapekey_name: str) -> Object:
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"""Creates a duplicate mesh object for merge testing"""
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context.view_layer.objects.active = mesh
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bpy.ops.object.mode_set(mode='OBJECT')
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bpy.ops.object.select_all(action='DESELECT')
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mesh.select_set(True)
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bpy.ops.object.duplicate()
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bpy.ops.object.shape_key_move(type='TOP')
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duplicate = context.view_layer.objects.active
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duplicate.name = f"{shapekey_name}_object_is_{mesh.name}"
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return duplicate
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def process_vertex_merging(mesh_data: bpy.types.Mesh, vertices_original: dict[int, Any], current_vertex: int) -> list[int]:
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"""Process vertex merging and return merged vertex indices"""
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merged_vertices = []
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i, j = 0, 0
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while i < len(vertices_original):
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if j + 1 > len(mesh_data.vertices):
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merged_vertices.append(i)
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j = j - 1
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elif mesh_data.vertices[j].co.xyz != vertices_original[i]:
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merged_vertices.append(i)
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j = j - 1
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elif vertices_original[i] == vertices_original[current_vertex]:
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merged_vertices.append(i)
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i, j = i + 1, j + 1
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return merged_vertices
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class AvatarToolkit_OT_RemoveDoublesAdvanced(Operator):
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bl_idname = "avatar_toolkit.remove_doubles_advanced"
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bl_label = t("Optimization.remove_doubles_advanced")
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bl_description = t("Optimization.remove_doubles_advanced_desc")
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bl_options = {'REGISTER', 'UNDO'}
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@classmethod
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def poll(cls, context: Context) -> bool:
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"""Check if the operator can be executed"""
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armature = get_active_armature(context)
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if not armature:
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return False
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valid, _ = validate_armature(armature)
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return valid
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def execute(self, context: Context) -> set[str]:
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"""Execute the advanced remove doubles operator"""
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context.scene.avatar_toolkit.remove_doubles_advanced = True
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bpy.ops.avatar_toolkit.remove_doubles('INVOKE_DEFAULT')
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return {'RUNNING_MODAL'}
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class AvatarToolkit_OT_RemoveDoubles(Operator):
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bl_idname = "avatar_toolkit.remove_doubles"
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bl_label = t("Optimization.remove_doubles")
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bl_description = t("Optimization.remove_doubles_desc")
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bl_options = {'REGISTER', 'UNDO'}
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objects_to_do: list[MeshEntry] = []
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@classmethod
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def poll(cls, context: Context) -> bool:
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"""Check if the operator can be executed"""
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armature = get_active_armature(context)
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if not armature:
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return False
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valid, _ = validate_armature(armature)
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return valid
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def draw(self, context: Context) -> None:
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"""Draw the operator's UI"""
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layout = self.layout
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layout.prop(context.scene.avatar_toolkit, "remove_doubles_merge_distance")
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layout.label(text=t("Optimization.remove_doubles_warning"))
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layout.label(text=t("Optimization.remove_doubles_wait"))
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def invoke(self, context: Context, event: Event) -> set[str]:
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"""Initialize the operator"""
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logger.info("Starting modal execution of merge doubles safely")
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return context.window_manager.invoke_props_dialog(self)
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def setup_mesh_entry(self, mesh: Object) -> MeshEntry:
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"""Set up mesh entry data structure"""
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mesh_entry: MeshEntry = {
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"mesh": mesh,
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"shapekeys": [],
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"vertices": len(mesh.data.vertices),
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"cur_vertex_pass": 0
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}
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if mesh.data.shape_keys:
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mesh_entry["shapekeys"] = [shape.name for shape in mesh.data.shape_keys.key_blocks]
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return mesh_entry
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def execute(self, context: Context) -> set[str]:
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"""Execute the remove doubles operator"""
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try:
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armature = get_active_armature(context)
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if not armature:
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self.report({'WARNING'}, t("Optimization.no_armature"))
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return {'CANCELLED'}
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bpy.ops.object.mode_set(mode='OBJECT')
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bpy.ops.object.select_all(action='DESELECT')
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objects = get_all_meshes(context)
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self.objects_to_do = []
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for mesh in objects:
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if mesh.data.name not in [obj["mesh"].data.name for obj in self.objects_to_do]:
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logger.debug(f"Setting up data for object {mesh.name}")
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mesh_entry = self.setup_mesh_entry(mesh)
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self.objects_to_do.append(mesh_entry)
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context.window_manager.modal_handler_add(self)
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return {'RUNNING_MODAL'}
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except Exception as e:
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logger.error(f"Error in execute: {str(e)}")
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return {'CANCELLED'}
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def modify_mesh(self, context: Context, mesh: MeshEntry) -> None:
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"""Basic mesh modification for simple cases"""
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try:
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mesh["mesh"].select_set(True)
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context.view_layer.objects.active = mesh["mesh"]
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mesh_data = mesh["mesh"].data
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.object.mode_set(mode='OBJECT')
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# Select vertices with different positions in shape keys
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for index, point in enumerate(mesh["mesh"].active_shape_key.points):
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if point.co.xyz != mesh_data.shape_keys.key_blocks[0].points[index].co.xyz:
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mesh_data.vertices[index].select = True
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logger.debug(f"Shapekey has moved vertex at index {index}")
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.object.mode_set(mode='OBJECT')
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mesh["mesh"].select_set(False)
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except Exception as e:
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logger.error(f"Error in modify_mesh: {str(e)}")
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def modify_mesh_advanced(self, context: Context, mesh_entry: MeshEntry) -> bool:
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"""Advanced mesh modification with shape key handling"""
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try:
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final_merged_vertex_group = []
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initialized_final = False
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merge_distance = context.scene.avatar_toolkit.remove_doubles_merge_distance
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for shapekey_name in mesh_entry["shapekeys"]:
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duplicate = create_duplicate_for_merge(context, mesh_entry["mesh"], shapekey_name)
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vertices_original = {i: v.co.xyz for i, v in enumerate(duplicate.data.vertices)}
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# Process merging
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merged_vertices = process_vertex_merging(duplicate.data, vertices_original, mesh_entry["cur_vertex_pass"])
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if not initialized_final:
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final_merged_vertex_group = merged_vertices.copy()
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initialized_final = True
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else:
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final_merged_vertex_group = [v for v in final_merged_vertex_group if v in merged_vertices]
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bpy.ops.object.delete()
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# Apply final merging
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if final_merged_vertex_group:
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self.apply_final_merging(context, mesh_entry, final_merged_vertex_group, merge_distance)
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return not (len(final_merged_vertex_group) > 1)
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except Exception as e:
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logger.error(f"Error in modify_mesh_advanced: {str(e)}")
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return True
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def apply_final_merging(self, context: Context, mesh_entry: MeshEntry, vertex_group: list[int], merge_distance: float) -> None:
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"""Apply final vertex merging operations"""
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mesh = mesh_entry["mesh"]
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context.view_layer.objects.active = mesh
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mesh.select_set(True)
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bpy.ops.object.mode_set(mode='OBJECT')
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select_target_group = [False] * len(mesh.data.vertices)
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for vertex_index in vertex_group:
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select_target_group[vertex_index] = True
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mesh.data.vertices.foreach_set("select", select_target_group)
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.mesh.remove_doubles(threshold=merge_distance, use_unselected=False)
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bpy.ops.object.mode_set(mode='OBJECT')
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def process_simple_mesh(self, context: Context, mesh: MeshEntry, merge_distance: float) -> None:
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"""Process mesh without shapekeys using simple merge operation"""
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logger.debug(f"Processing mesh without shapekeys: {mesh['mesh'].name}")
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mesh["mesh"].select_set(True)
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context.view_layer.objects.active = mesh["mesh"]
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bpy.ops.object.mode_set(mode='EDIT')
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mesh["mesh"].data.vertices.foreach_set("select", [False] * len(mesh["mesh"].data.vertices))
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bpy.ops.mesh.select_all(action="INVERT")
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bpy.ops.mesh.remove_doubles(threshold=merge_distance, use_unselected=False)
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bpy.ops.object.mode_set(mode='OBJECT')
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mesh["mesh"].select_set(False)
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def finish_mesh_processing(self, context: Context, mesh: MeshEntry, advanced: bool, merge_distance: float) -> None:
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"""Complete the mesh processing by performing final merge operations"""
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logger.debug("Finishing mesh processing")
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if not advanced:
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mesh["mesh"].select_set(True)
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context.view_layer.objects.active = mesh["mesh"]
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.mesh.select_all(action="INVERT")
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bpy.ops.mesh.remove_doubles(threshold=merge_distance, use_unselected=False)
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bpy.ops.object.mode_set(mode='OBJECT')
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mesh["mesh"].select_set(False)
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def modal(self, context: Context, event: Event) -> set[ModalReturnType]:
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"""Modal operator execution"""
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try:
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if not self.objects_to_do:
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self.report({'INFO'}, t("Optimization.remove_doubles_completed"))
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logger.info("Finishing modal execution of merge doubles safely")
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return {'FINISHED'}
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mesh = self.objects_to_do[0]
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mesh_data = mesh["mesh"].data
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advanced = context.scene.avatar_toolkit.remove_doubles_advanced
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merge_distance = context.scene.avatar_toolkit.remove_doubles_merge_distance
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if len(mesh['shapekeys']) > 0 and not advanced:
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shapekeyname = mesh['shapekeys'].pop(0)
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mesh["mesh"].active_shape_key_index = mesh_data.shape_keys.key_blocks.find(shapekeyname)
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logger.debug(f"Processing shapekey {shapekeyname}")
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self.modify_mesh(context, mesh)
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elif not mesh_data.shape_keys:
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self.process_simple_mesh(context, mesh, merge_distance)
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self.objects_to_do.pop(0)
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elif not (mesh["cur_vertex_pass"] > mesh["vertices"]) and advanced:
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if self.modify_mesh_advanced(context, mesh):
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mesh["cur_vertex_pass"] += 1
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else:
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self.finish_mesh_processing(context, mesh, advanced, merge_distance)
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self.objects_to_do.pop(0)
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return {'RUNNING_MODAL'}
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except Exception as e:
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logger.error(f"Error in modal: {str(e)}")
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return {'CANCELLED'}
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