X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=blender%2Fio_mspgl%2Fexport_material.py;h=266790f22d1dd4af80275e638c5565ebaf235c9b;hp=2df04ff6e4b5512228697d48c92ea2580e9f9707;hb=63f2a2ab4e13392b3add0cefcb65c193451ee4d3;hpb=f33612ba5ad6c65cc5cd1c101a816188e5955969

diff --git a/blender/io_mspgl/export_material.py b/blender/io_mspgl/export_material.py
index 2df04ff6..266790f2 100644
--- a/blender/io_mspgl/export_material.py
+++ b/blender/io_mspgl/export_material.py
@@ -7,7 +7,8 @@ def create_technique_resource(material, resources):
 	mat_res = resources[material.name+".mat"]
 
 	st = Statement("pass", "")
-	st.sub.append(tech_res.create_embed_statement("material", mat_res))
+	if mat_res:
+		st.sub.append(tech_res.create_embed_statement("material", mat_res))
 
 	if material.render_mode=='CUSTOM':
 		st.sub.append(Statement("shader", material.shader))
@@ -48,7 +49,10 @@ class MaterialExporter:
 
 		mat_name = material.name+".mat"
 		if mat_name not in resources:
-			resources[mat_name] = self.export_material(material, resources=resources)
+			if material.type:
+				resources[mat_name] = self.export_material(material, resources=resources)
+			else:
+				resources[mat_name] = None
 
 	def export_technique(self, material, *, resources):
 		return create_technique_resource(material, resources)
@@ -57,7 +61,10 @@ class MaterialExporter:
 		from .datafile import Resource, Statement
 		mat_res = Resource(material.name+".mat", "material")
 
-		st = Statement("pbr")
+		if material.type!="pbr":
+			raise Exception("Can't export unknown material type "+material.type)
+
+		st = Statement(material.type)
 		for kw, p in material.properties.items():
 			ss = self.create_property_statement(mat_res, p, kw, resources)
 			if ss: