Add option to disable loading index maps #5848

As currently it might still might take too long

src/bonsai/bonsai/bim/import_ifc.py

@@ -72,7 +72,8 @@ class MaterialCreator:
         self.mesh = mesh
         self.obj = obj
         self.parsed_meshes.add(self.mesh.name)
-        self.load_texture_maps(shape_has_openings)
+        if not self.ifc_import_settings.load_indexed_maps:
+            self.load_texture_maps(shape_has_openings)
         self.assign_material_slots_to_faces()
         tool.Geometry.record_object_materials(obj)
         del self.mesh["ios_materials"]
@@ -1069,7 +1070,12 @@ class IfcImporter:
                 verts = geometry.verts
                 mesh["has_cartesian_point_offset"] = False
 
-            return tool.Loader.convert_geometry_to_mesh(geometry, mesh, verts=verts)
+            return tool.Loader.convert_geometry_to_mesh(
+                geometry,
+                mesh,
+                verts=verts,
+                load_indexed_maps=self.ifc_import_settings.load_indexed_maps,
+            )
         except:
             self.ifc_import_settings.logger.error("Could not create mesh for %s", element)
             import traceback
@@ -1155,6 +1161,7 @@ class IfcImportSettings:
         self.context_settings: list[ifcopenshell.geom.main.settings] = []
         self.gross_context_settings: list[ifcopenshell.geom.main.settings] = []
         self.elements: set[ifcopenshell.entity_instance] = set()
+        self.load_indexed_maps = False
 
     @staticmethod
     def factory(context=None, input_file=None, logger=None):
@@ -1196,4 +1203,5 @@ class IfcImportSettings:
         settings.element_limit_mode = props.element_limit_mode
         settings.element_offset = props.element_offset
         settings.element_limit = props.element_limit
+        settings.load_indexed_maps = props.load_indexed_maps
         return settings

src/bonsai/bonsai/bim/module/project/prop.py

@@ -217,6 +217,11 @@ class BIMProjectProperties(PropertyGroup):
     )
     element_offset: IntProperty(name="Element Offset", default=0)
     element_limit: IntProperty(name="Element Offset", default=30000)
+    load_indexed_maps: BoolProperty(
+        name="Load Indexed Maps",
+        description="Load indexed maps (UV and color maps)",
+        default=True,
+    )
     should_disable_undo_on_save: BoolProperty(
         name="Disable Undo When Saving (Faster saves, no undo for you!)", default=False
     )

src/bonsai/bonsai/bim/module/project/ui.py

@@ -173,6 +173,7 @@ class BIM_PT_project(Panel):
         row.prop(pprops, "should_load_geometry")
         row = self.layout.row()
         row.prop(pprops, "should_merge_materials_by_colour")
+        self.layout.prop(pprops, "load_indexed_maps")
         row = self.layout.row()
         row.prop(pprops, "geometry_library")
         row = self.layout.row()

src/bonsai/bonsai/tool/loader.py

@@ -37,7 +37,7 @@ import numpy as np
 import numpy.typing as npt
 from mathutils import Vector, Matrix
 from pathlib import Path
-from typing import Union, Any
+from typing import Union, Any, Optional
 
 
 # Progressively we'll refactor loading elements into Blender objects into this
@@ -921,7 +921,12 @@ class Loader(bonsai.core.tool.Loader):
 
     @classmethod
     def convert_geometry_to_mesh(
-        cls, geometry: ifcopenshell.geom.ShapeType, mesh: bpy.types.Mesh, verts=None
+        cls,
+        geometry: ifcopenshell.geom.ShapeType,
+        mesh: bpy.types.Mesh,
+        verts: Optional[list[float]] = None,
+        *,
+        load_indexed_maps=True,
     ) -> bpy.types.Mesh:
         if verts is None:
             verts = geometry.verts
@@ -968,7 +973,7 @@ class Loader(bonsai.core.tool.Loader):
             mesh.update()
 
             rep_str: str = geometry.id
-            if "openings" not in rep_str:
+            if load_indexed_maps and "openings" not in rep_str:
                 rep_id = rep_str.split("-", 1)[0]
                 rep = tool.Ifc.get().by_id(int(rep_id))
                 # For now, not necessary to load maps in Item mode