Fix writing to OBJ file with no material. (Half of #2)

pycollada · Jul 10, 2014 · b52501d · b52501d
1 parent c4ae78c
commit b52501d
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/meshtool/filters/save_filters/save_obj_util.py b/meshtool/filters/save_filters/save_obj_util.py
@@ -104,7 +104,8 @@ def write_obj(mesh, mtlfilename, f):
                 f.write("\n")
 
             # Start using the right material
-            f.write("usemtl %s\n" % boundprim.material.id)
+            if boundprim.material:
+                f.write("usemtl %s\n" % boundprim.material.id)
 
             if emit_normals and emit_texcoords:
                 format_string = "f %d/%d/%d %d/%d/%d %d/%d/%d"
@@ -131,4 +132,4 @@ def write_obj(mesh, mtlfilename, f):
                 tc_offset += boundprim.texcoordset[0].shape[0]
 
     f.write("\n")
-
+