From 91f40e86adbfd4e9a50f24076b798b7bcd036b94 Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Tue, 17 May 2011 08:51:28 +0000
Subject: [PATCH] fix [#27367] obj export export wardiso spec value when used.
---
io_scene_obj/export_obj.py | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/io_scene_obj/export_obj.py b/io_scene_obj/export_obj.py
index 5c24fbf7a..03a866cab 100644
--- a/io_scene_obj/export_obj.py
+++ b/io_scene_obj/export_obj.py
@@ -78,7 +78,14 @@ def write_mtl(scene, filepath, path_mode, copy_set, mtl_dict):
file.write('newmtl %s\n' % mtl_mat_name) # Define a new material: matname_imgname
if mat:
- file.write('Ns %.6f\n' % ((mat.specular_hardness - 1) * 1.9607843137254901)) # Hardness, convert blenders 1-511 to MTL's
+ # convert from blenders spec to 0 - 1000 range.
+ if mat.specular_shader == 'WARDISO':
+ tspec = (0.4 - mat.specular_slope) / 0.0004
+ else:
+ tspec = (mat.specular_hardness - 1) * 1.9607843137254901
+ file.write('Ns %.6f\n' % tspec)
+ del tspec
+
file.write('Ka %.6f %.6f %.6f\n' % tuple(c * mat.ambient for c in worldAmb)) # Ambient, uses mirror colour,
file.write('Kd %.6f %.6f %.6f\n' % tuple(c * mat.diffuse_intensity for c in mat.diffuse_color)) # Diffuse
file.write('Ks %.6f %.6f %.6f\n' % tuple(c * mat.specular_intensity for c in mat.specular_color)) # Specular
--
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