From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 12 Apr 2021 22:27:00 +0000 (+0300)
Subject: Force the usage of normalmap as RGB data
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=b5a249d7f4dbbbf91c970993eb0eb949797c5565

Force the usage of normalmap as RGB data
---

diff --git a/blender/io_mspgl/material.py b/blender/io_mspgl/material.py
index 93f17790..e69cab84 100644
--- a/blender/io_mspgl/material.py
+++ b/blender/io_mspgl/material.py
@@ -30,8 +30,10 @@ class MaterialProperty:
 			from_node, _ = get_linked_node_and_socket(node_tree, input_socket)
 			alpha_from = None
 			if from_node:
+				usage = None
 				if from_node.type=='NORMAL_MAP':
 					from_node, _ = get_linked_node_and_socket(node_tree, from_node.inputs["Color"])
+					usage = 'RGB'
 				elif from_node.type=='RGBTOBW':
 					from_node, _ = get_linked_node_and_socket(node_tree, from_node.inputs["Color"])
 
@@ -42,7 +44,9 @@ class MaterialProperty:
 
 				if from_node.type=='TEX_IMAGE':
 					self.texture = from_node
-					if alpha_from:
+					if usage:
+						self.tex_usage = usage
+					elif alpha_from:
 						self.tex_usage = 'RGBA'
 					elif type(self.value)==tuple:
 						self.tex_usage = 'RGB'