From 12151c40ff9c82721da4a75ade1f42fb3ea32135 Mon Sep 17 00:00:00 2001 From: Dion Moult Date: Wed, 1 Mar 2023 17:52:57 +1100 Subject: [PATCH] Fix #2799. Drawing polygon merging now is purely material based. --- src/blenderbim/blenderbim/bim/module/drawing/operator.py | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/blenderbim/blenderbim/bim/module/drawing/operator.py b/src/blenderbim/blenderbim/bim/module/drawing/operator.py index 5a68bce5e6..8b1e9fdbbc 100644 --- a/src/blenderbim/blenderbim/bim/module/drawing/operator.py +++ b/src/blenderbim/blenderbim/bim/module/drawing/operator.py @@ -516,9 +516,9 @@ class CreateDrawing(bpy.types.Operator): classes.append(f"material-{material_name}") el.set("class", (el.get("class", "") + " " + " ".join(classes)).strip()) - # Don't join everything. To start with, let's focus on walls and slabs. - if element.is_a("IfcWall") or element.is_a("IfcSlab") or element.is_a("IfcCovering"): - joined_paths.setdefault(element.is_a() + material_name, []).append(el) + # Drawing convention states that objects with the same material are merged when cut. + if material_name != "null": + joined_paths.setdefault(material_name, []).append(el) for key, els in joined_paths.items(): polygons = []