From a7184e9afd1df6df0bf337506d4181073447d423 Mon Sep 17 00:00:00 2001
From: Geoffrey Bantle <hairbat@yahoo.com>
Date: Wed, 9 Jan 2008 19:51:22 +0000
Subject: -> Fix for billboard faces

Faces with billboard render (axis with alpha) were not being preserved on import/export. Fixed
---
 release/scripts/flt_export.py | 7 +++++++
 release/scripts/flt_import.py | 8 ++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/release/scripts/flt_export.py b/release/scripts/flt_export.py
index 033a03f1163..eab267d9c4a 100644
--- a/release/scripts/flt_export.py
+++ b/release/scripts/flt_export.py
@@ -504,6 +504,7 @@ class FaceDesc:
 		self.renderstyle = 0
 		self.twoside = 0
 		self.name = None #uses next FLT name if not set... fix resolution of conflicts!
+		self.billboard = 0
 		
 		#Multi-Tex info. Dosn't include first UV Layer!
 		self.uvlayer = list() #list of list of tuples for UV coordinates.
@@ -716,6 +717,9 @@ class FLTNode(Node):
 				if "FLT_ID" in self.exportmesh.faces.properties:
 					face_desc.name = face.getProperty("FLT_ID") #need better solution than this.
 				
+				if uvok and face.mode & Blender.Mesh.FaceModes["BILLBOARD"]:
+					face_desc.billboard = 1
+					
 				self.face_lst.append(face_desc)
 		if uvok:		
 			self.exportmesh.activeUVLayer = oldlayer
@@ -904,6 +908,9 @@ class FLTNode(Node):
 							alpha = 1
 					except:
 						pass
+						
+			if face_desc.billboard:
+				alpha = 2
 				
 			if face_desc.subface:
 				if face_desc.subface == 'Push':
diff --git a/release/scripts/flt_import.py b/release/scripts/flt_import.py
index 220fc9f355c..3ba118c0d18 100644
--- a/release/scripts/flt_import.py
+++ b/release/scripts/flt_import.py
@@ -742,9 +742,13 @@ class InterNode(Node):
 			self.mesh.faces.addPropertyLayer("FLT_SFLEVEL", Blender.Mesh.PropertyTypes["INT"])
 			
 			for i, f in enumerate(self.mesh.faces):
-				f.transp |= Blender.Mesh.FaceTranspModes["ALPHA"] #fix this!
-				f.mode |= Blender.Mesh.FaceModes["LIGHT"]
 				props = new_faces_props[i]
+				if props[6]['template billboard'] > 0:
+					f.transp |= Blender.Mesh.FaceTranspModes["ALPHA"]
+					if props[6]['template billboard'] == 2:
+						f.mode |=  Blender.Mesh.FaceModes["BILLBOARD"]
+					f.mode |= Blender.Mesh.FaceModes["LIGHT"]
+				
 				#f.mat = props[0]
 				f.image = props[1]
 				f.uv = props[2]
-- 
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