From eafdd1414446de79848adc27380dac244c82bb2e Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Mon, 25 Jul 2011 03:02:01 +0000
Subject: [PATCH] reverse stl export vector rotation order, also clear
temp meshes after export.
---
io_mesh_stl/blender_utils.py | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/io_mesh_stl/blender_utils.py b/io_mesh_stl/blender_utils.py
index 8d19e30ce..2e8c8d6d0 100644
--- a/io_mesh_stl/blender_utils.py
+++ b/io_mesh_stl/blender_utils.py
@@ -59,7 +59,9 @@ def faces_from_mesh(ob, apply_modifier=False, triangulate=True):
try:
mesh = ob.to_mesh(bpy.context.scene, apply_modifier, "PREVIEW")
except RuntimeError:
- return ()
+ raise StopIteration
+
+ mesh.transform(ob.matrix_world)
if triangulate:
# From a list of faces, return the face triangulated if needed.
@@ -76,5 +78,9 @@ def faces_from_mesh(ob, apply_modifier=False, triangulate=True):
for face in mesh.faces:
yield face.vertices[:]
- return ([(mesh.vertices[index].co * ob.matrix_world)[:]
- for index in indexes] for indexes in iter_face_index())
+ vertices = mesh.vertices
+
+ for indexes in iter_face_index():
+ yield [vertices[index].co.copy() for index in indexes]
+
+ bpy.data.meshes.remove(mesh)
--
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