[Bf-extensions-cvs] SVN commit: /data/svn/bf-extensions [4053] trunk/py/scripts/addons/ io_scene_obj/import_obj.py: don' t overwrite alpha with material `illum` setting, or when using an alpha texture- if its already been set.
Campbell Barton
ideasman42 at gmail.com
Sun Dec 16 11:08:34 CET 2012
Revision: 4053
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-extensions&revision=4053
Author: campbellbarton
Date: 2012-12-16 10:08:31 +0000 (Sun, 16 Dec 2012)
Log Message:
-----------
don't overwrite alpha with material `illum` setting, or when using an alpha texture- if its already been set.
Modified Paths:
--------------
trunk/py/scripts/addons/io_scene_obj/import_obj.py
Modified: trunk/py/scripts/addons/io_scene_obj/import_obj.py
===================================================================
--- trunk/py/scripts/addons/io_scene_obj/import_obj.py 2012-12-16 09:54:05 UTC (rev 4052)
+++ trunk/py/scripts/addons/io_scene_obj/import_obj.py 2012-12-16 10:08:31 UTC (rev 4053)
@@ -74,6 +74,7 @@
assign colors and images to the materials from all referenced material libs
"""
DIR = os.path.dirname(filepath)
+ context_material_vars = set()
#==================================================================================#
# This function sets textures defined in .mtl file #
@@ -109,7 +110,8 @@
texture.use_interpolation = True
texture.use_alpha = True
blender_material.use_transparency = True
- blender_material.alpha = 0.0
+ if "alpha" not in context_material_vars:
+ blender_material.alpha = 0.0
blender_material.game_settings.alpha_blend = 'ALPHA'
else:
@@ -155,7 +157,8 @@
mtex.use_map_alpha = True
blender_material.use_transparency = True
blender_material.transparency_method = 'Z_TRANSPARENCY'
- blender_material.alpha = 0.0
+ if "alpha" not in context_material_vars:
+ blender_material.alpha = 0.0
# Todo, unset deffuse material alpha if it has an alpha channel
elif type == 'refl':
@@ -200,6 +203,7 @@
elif line.startswith(b'newmtl'):
context_material_name = line_value(line.split())
context_material = unique_materials.get(context_material_name)
+ context_material_vars.clear()
elif context_material:
# we need to make a material to assign properties to it.
@@ -215,10 +219,12 @@
context_material.specular_hardness = int((float_func(line_split[1]) * 0.51))
elif line_lower.startswith(b'ni'): # Refraction index
context_material.raytrace_transparency.ior = max(1, min(float_func(line_split[1]), 3)) # between 1 and 3
+ context_material_vars.add("ior")
elif line_lower.startswith(b'd'): # dissolve (trancparency)
context_material.alpha = float_func(line_split[1])
context_material.use_transparency = True
context_material.transparency_method = 'Z_TRANSPARENCY'
+ context_material_vars.add("alpha")
elif line_lower.startswith(b'tr'): # trancelucency
context_material.translucency = float_func(line_split[1])
elif line_lower.startswith(b'tf'):
@@ -305,10 +311,12 @@
if do_transparency:
context_material.use_transparency = True
context_material.transparency_method = 'RAYTRACE' if do_raytrace else 'Z_TRANSPARENCY'
- context_material.alpha = 0.0
+ if "alpha" not in context_material_vars:
+ context_material.alpha = 0.0
if do_glass:
- context_material.raytrace_transparency.ior = 1.5
+ if "ior" not in context_material_vars:
+ context_material.raytrace_transparency.ior = 1.5
if do_fresnel:
context_material.raytrace_mirror.fresnel = 1.0 # could be any value for 'ON'
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