From fe1cb9e92bb8a5cb1970565142db59e7ba91907f Mon Sep 17 00:00:00 2001
From: Otso Alho <otso.alho@gmail.com>
Date: Tue, 13 Mar 2018 11:00:23 +0200
Subject: [PATCH] default to blank material with IfcMaterial name

---
 src/ifcgeom/IfcGeomRenderStyles.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/ifcgeom/IfcGeomRenderStyles.cpp b/src/ifcgeom/IfcGeomRenderStyles.cpp
index c47f10a236..09c211a58b 100644
--- a/src/ifcgeom/IfcGeomRenderStyles.cpp
+++ b/src/ifcgeom/IfcGeomRenderStyles.cpp
@@ -131,7 +131,8 @@ const IfcGeom::SurfaceStyle* IfcGeom::Kernel::get_style(const IfcSchema::IfcMate
 			}
 		}
 	}
-	return 0;
+	IfcGeom::SurfaceStyle material_style = IfcGeom::SurfaceStyle(material->id(), material->Name());
+	return &(style_cache[material->id()] = material_style);
 }
 
 static std::map<std::string, IfcGeom::SurfaceStyle> default_materials;