From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 9 Aug 2012 20:22:35 +0000 (+0300)
Subject: An extra sanity check for TBN export
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=6aad00e0661dd515c0bc5a6ca05215bf6718bc75

An extra sanity check for TBN export
---

diff --git a/blender/io_mesh_mspgl/export_mspgl.py b/blender/io_mesh_mspgl/export_mspgl.py
index 124114e5..c776c54f 100644
--- a/blender/io_mesh_mspgl/export_mspgl.py
+++ b/blender/io_mesh_mspgl/export_mspgl.py
@@ -323,12 +323,13 @@ class Exporter:
 					else:
 						out_file.write("multitexcoord2", u.unit, *v.uvs[i])
 					uvs[i] = v.uvs[i]
-			if v.tan!=tan:
-				out_file.write("attrib3", 3, *v.tan)
-				tan = v.tan
-			if v.bino!=bino:
-				out_file.write("attrib3", 4, *v.bino)
-				bino = v.bino
+			if self.tbn_vecs:
+				if v.tan!=tan:
+					out_file.write("attrib3", 3, *v.tan)
+					tan = v.tan
+				if v.bino!=bino:
+					out_file.write("attrib3", 4, *v.bino)
+					bino = v.bino
 			out_file.write("vertex3", *v.co)
 		out_file.end()
 		for s in strips: