X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=blender%2Fio_mspgl%2Fmesh.py;h=3f9ab02e2bd3dabf8493088b114f398c77983659;hb=f241ccca7d0d3f3073a948377bd557a70aa8f1d2;hp=9741b8dd916f28495d3e25cde8fd64e767a7d118;hpb=86721a55699193e63c76e8a0a7b0ced0416c1cce;p=libs%2Fgl.git

diff --git a/blender/io_mspgl/mesh.py b/blender/io_mspgl/mesh.py
index 9741b8dd..3f9ab02e 100644
--- a/blender/io_mspgl/mesh.py
+++ b/blender/io_mspgl/mesh.py
@@ -158,8 +158,8 @@ class Mesh:
 		self.winding_test = mesh.winding_test
 		self.smoothing = mesh.smoothing
 		self.use_uv = mesh.use_uv
-		self.tangent_vecs = mesh.tangent_vecs
 		self.tangent_uvtex = mesh.tangent_uvtex
+		self.use_strips = mesh.use_strips
 		self.vertex_groups = mesh.vertex_groups
 
 		# Clone basic data
@@ -229,6 +229,21 @@ class Mesh:
 		else:
 			self.lines = []
 
+		# Check if tangent vectors are needed
+		if mesh.tangent_vecs=='NO':
+			self.tangent_vecs = False
+		elif mesh.tangent_vecs=='YES':
+			self.tangent_vecs = True
+		elif mesh.tangent_vecs=='AUTO':
+			from .material import Material
+			self.tangent_vecs = False
+			for m in self.materials:
+				mat = Material(m)
+				if mat.type=="pbr":
+					normal_prop = next((p for p in mat.properties if p.tex_keyword=="normal_map"), None)
+					if normal_prop and normal_prop.texture:
+						self.tangent_vecs = True
+
 		self.vertex_sequence = []
 
 	def transform(self, matrix):
@@ -780,7 +795,7 @@ class Mesh:
 			e.key = make_edge_key(e.vertices[0].index, e.vertices[1].index)
 
 
-def create_mesh_from_object(context, obj, progress, *, material_atlas=None):
+def create_mesh_from_object(context, obj, material_atlas, progress):
 	if obj.type!="MESH":
 		raise Exception("Object is not a mesh")