history for these files was lost, will use "svn cp ....." to get the scripts from 2.4x and apply kazanbas's updates.

1 files changed, 0 insertions, 1130 deletions

diff --git a/release/scripts/io/export_3ds.py b/release/scripts/io/export_3ds.py
deleted file mode 100644
index dea7b6dbfe6..00000000000
--- a/release/scripts/io/export_3ds.py
+++ /dev/null
@@ -1,1130 +0,0 @@
-#!BPY
-# coding: utf-8
-""" 
-Name: '3D Studio (.3ds)...'
-Blender: 243
-Group: 'Export'
-Tooltip: 'Export to 3DS file format (.3ds).'
-"""
-
-__author__ = ["Campbell Barton", "Bob Holcomb", "Richard Lärkäng", "Damien McGinnes", "Mark Stijnman"]
-__url__ = ("blenderartists.org", "www.blender.org", "www.gametutorials.com", "lib3ds.sourceforge.net/")
-__version__ = "0.90a"
-__bpydoc__ = """\
-
-3ds Exporter
-
-This script Exports a 3ds file.
-
-Exporting is based on 3ds loader from www.gametutorials.com(Thanks DigiBen) and using information
-from the lib3ds project (http://lib3ds.sourceforge.net/) sourcecode.
-"""
-
-# ***** BEGIN GPL LICENSE BLOCK *****
-#
-# Script copyright (C) Bob Holcomb 
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-#
-# ***** END GPL LICENCE BLOCK *****
-# --------------------------------------------------------------------------
-
-
-######################################################
-# Importing modules
-######################################################
-
-import struct
-import os
-import time
-
-import bpy
-
-# import Blender
-# from BPyMesh import getMeshFromObject
-# from BPyObject import getDerivedObjects
-# try: 
-#     import struct
-# except: 
-#     struct = None
-
-# also used by X3D exporter
-# return a tuple (free, object list), free is True if memory should be freed later with free_derived_objects()
-def create_derived_objects(ob):
-	if ob.parent and ob.parent.dupli_type != 'NONE':
-		return False, None
-
-	if ob.dupli_type != 'NONE':
-		ob.create_dupli_list()
-		return True, [(dob.object, dob.matrix) for dob in ob.dupli_list]
-	else:
-		return False, [(ob, ob.matrix)]
-
-# also used by X3D exporter
-def free_derived_objects(ob):
-	ob.free_dupli_list()
-
-# So 3ds max can open files, limit names to 12 in length
-# this is verry annoying for filenames!
-name_unique = []
-name_mapping = {}
-def sane_name(name):
-	name_fixed = name_mapping.get(name)
-	if name_fixed != None:
-		return name_fixed
-	
-	if len(name) > 12:
-		new_name = name[:12]
-	else:
-		new_name = name
-	
-	i = 0
-	
-	while new_name in name_unique:
-		new_name = new_name[:-4] + '.%.3d' % i
-		i+=1
-	
-	name_unique.append(new_name)
-	name_mapping[name] = new_name
-	return new_name
-
-######################################################
-# Data Structures
-######################################################
-
-#Some of the chunks that we will export
-#----- Primary Chunk, at the beginning of each file
-PRIMARY= int("0x4D4D",16)
-
-#------ Main Chunks
-OBJECTINFO   =      int("0x3D3D",16);      #This gives the version of the mesh and is found right before the material and object information
-VERSION      =      int("0x0002",16);      #This gives the version of the .3ds file
-KFDATA       =      int("0xB000",16);      #This is the header for all of the key frame info
-
-#------ sub defines of OBJECTINFO
-MATERIAL=45055		#0xAFFF				// This stored the texture info
-OBJECT=16384		#0x4000				// This stores the faces, vertices, etc...
-
-#>------ sub defines of MATERIAL
-MATNAME    =      int("0xA000",16);      # This holds the material name
-MATAMBIENT   =      int("0xA010",16);      # Ambient color of the object/material
-MATDIFFUSE   =      int("0xA020",16);      # This holds the color of the object/material
-MATSPECULAR   =      int("0xA030",16);      # SPecular color of the object/material
-MATSHINESS   =      int("0xA040",16);      # ??
-MATMAP       =      int("0xA200",16);      # This is a header for a new material
-MATMAPFILE    =      int("0xA300",16);      # This holds the file name of the texture
-
-RGB1=	int("0x0011",16)
-RGB2=	int("0x0012",16)
-
-#>------ sub defines of OBJECT
-OBJECT_MESH  =      int("0x4100",16);      # This lets us know that we are reading a new object
-OBJECT_LIGHT =      int("0x4600",16);      # This lets un know we are reading a light object
-OBJECT_CAMERA=      int("0x4700",16);      # This lets un know we are reading a camera object
-
-#>------ sub defines of CAMERA
-OBJECT_CAM_RANGES=   int("0x4720",16);      # The camera range values
-
-#>------ sub defines of OBJECT_MESH
-OBJECT_VERTICES =   int("0x4110",16);      # The objects vertices
-OBJECT_FACES    =   int("0x4120",16);      # The objects faces
-OBJECT_MATERIAL =   int("0x4130",16);      # This is found if the object has a material, either texture map or color
-OBJECT_UV       =   int("0x4140",16);      # The UV texture coordinates
-OBJECT_TRANS_MATRIX  =   int("0x4160",16); # The Object Matrix
-
-#>------ sub defines of KFDATA
-KFDATA_KFHDR            = int("0xB00A",16);
-KFDATA_KFSEG            = int("0xB008",16);
-KFDATA_KFCURTIME        = int("0xB009",16);
-KFDATA_OBJECT_NODE_TAG  = int("0xB002",16);
-
-#>------ sub defines of OBJECT_NODE_TAG
-OBJECT_NODE_ID          = int("0xB030",16);
-OBJECT_NODE_HDR         = int("0xB010",16);
-OBJECT_PIVOT            = int("0xB013",16);
-OBJECT_INSTANCE_NAME    = int("0xB011",16);
-POS_TRACK_TAG			= int("0xB020",16);
-ROT_TRACK_TAG			= int("0xB021",16);
-SCL_TRACK_TAG			= int("0xB022",16);
-
-def uv_key(uv):
-	return round(uv[0], 6), round(uv[1], 6)
-# 	return round(uv.x, 6), round(uv.y, 6)
-
-# size defines:	
-SZ_SHORT = 2
-SZ_INT   = 4
-SZ_FLOAT = 4
-
-class _3ds_short(object):
-	'''Class representing a short (2-byte integer) for a 3ds file.
-	*** This looks like an unsigned short H is unsigned from the struct docs - Cam***'''
-	__slots__ = 'value'
-	def __init__(self, val=0):
-		self.value=val
-	
-	def get_size(self):
-		return SZ_SHORT
-
-	def write(self,file):
-		file.write(struct.pack("<H", self.value))
-		
-	def __str__(self):
-		return str(self.value)
-
-class _3ds_int(object):
-	'''Class representing an int (4-byte integer) for a 3ds file.'''
-	__slots__ = 'value'
-	def __init__(self, val=0):
-		self.value=val
-	
-	def get_size(self):
-		return SZ_INT
-
-	def write(self,file):
-		file.write(struct.pack("<I", self.value))
-	
-	def __str__(self):
-		return str(self.value)
-
-class _3ds_float(object):
-	'''Class representing a 4-byte IEEE floating point number for a 3ds file.'''
-	__slots__ = 'value'
-	def __init__(self, val=0.0):
-		self.value=val
-	
-	def get_size(self):
-		return SZ_FLOAT
-
-	def write(self,file):
-		file.write(struct.pack("<f", self.value))
-	
-	def __str__(self):
-		return str(self.value)
-
-
-class _3ds_string(object):
-	'''Class representing a zero-terminated string for a 3ds file.'''
-	__slots__ = 'value'
-	def __init__(self, val=""):
-		self.value=val
-	
-	def get_size(self):
-		return (len(self.value)+1)
-
-	def write(self,file):
-		binary_format = "<%ds" % (len(self.value)+1)
-		file.write(struct.pack(binary_format, self.value))
-	
-	def __str__(self):
-		return self.value
-
-class _3ds_point_3d(object):
-	'''Class representing a three-dimensional point for a 3ds file.'''
-	__slots__ = 'x','y','z'
-	def __init__(self, point=(0.0,0.0,0.0)):
-		self.x, self.y, self.z = point
-		
-	def get_size(self):
-		return 3*SZ_FLOAT
-
-	def write(self,file):
-		file.write(struct.pack('<3f', self.x, self.y, self.z))
-	
-	def __str__(self):
-		return '(%f, %f, %f)' % (self.x, self.y, self.z)
-		
-# Used for writing a track
-"""
-class _3ds_point_4d(object):
-	'''Class representing a four-dimensional point for a 3ds file, for instance a quaternion.'''
-	__slots__ = 'x','y','z','w'
-	def __init__(self, point=(0.0,0.0,0.0,0.0)):
-		self.x, self.y, self.z, self.w = point	
-	
-	def get_size(self):
-		return 4*SZ_FLOAT
-
-	def write(self,file):
-		data=struct.pack('<4f', self.x, self.y, self.z, self.w)
-		file.write(data)
-
-	def __str__(self):
-		return '(%f, %f, %f, %f)' % (self.x, self.y, self.z, self.w)
-"""
-
-class _3ds_point_uv(object):
-	'''Class representing a UV-coordinate for a 3ds file.'''
-	__slots__ = 'uv'
-	def __init__(self, point=(0.0,0.0)):
-		self.uv = point
-	
-	def __cmp__(self, other):
-		return cmp(self.uv,other.uv)	
-	
-	def get_size(self):
-		return 2*SZ_FLOAT
-	
-	def write(self,file):
-		data=struct.pack('<2f', self.uv[0], self.uv[1])
-		file.write(data)
-	
-	def __str__(self):
-		return '(%g, %g)' % self.uv
-
-class _3ds_rgb_color(object):
-	'''Class representing a (24-bit) rgb color for a 3ds file.'''
-	__slots__ = 'r','g','b'
-	def __init__(self, col=(0,0,0)):
-		self.r, self.g, self.b = col
-	
-	def get_size(self):
-		return 3
-	
-	def write(self,file):
-		file.write( struct.pack('<3B', int(255*self.r), int(255*self.g), int(255*self.b) ) )
-# 		file.write( struct.pack('<3c', chr(int(255*self.r)), chr(int(255*self.g)), chr(int(255*self.b)) ) )
-	
-	def __str__(self):
-		return '{%f, %f, %f}' % (self.r, self.g, self.b)
-
-class _3ds_face(object):
-	'''Class representing a face for a 3ds file.'''
-	__slots__ = 'vindex'
-	def __init__(self, vindex):
-		self.vindex = vindex
-	
-	def get_size(self):
-		return 4*SZ_SHORT
-	
-	def write(self,file):
-		# The last zero is only used by 3d studio
-		file.write(struct.pack("<4H", self.vindex[0],self.vindex[1], self.vindex[2], 0))
-	
-	def __str__(self):
-		return '[%d %d %d]' % (self.vindex[0],self.vindex[1], self.vindex[2])
-
-class _3ds_array(object):
-	'''Class representing an array of variables for a 3ds file.
-
-	Consists of a _3ds_short to indicate the number of items, followed by the items themselves.
-	'''
-	__slots__ = 'values', 'size'
-	def __init__(self):
-		self.values=[]
-		self.size=SZ_SHORT
-	
-	# add an item:
-	def add(self,item):
-		self.values.append(item)
-		self.size+=item.get_size()
-	
-	def get_size(self):
-		return self.size
-	
-	def write(self,file):
-		_3ds_short(len(self.values)).write(file)
-		#_3ds_int(len(self.values)).write(file)
-		for value in self.values:
-			value.write(file)
-	
-	# To not overwhelm the output in a dump, a _3ds_array only
-	# outputs the number of items, not all of the actual items. 
-	def __str__(self):
-		return '(%d items)' % len(self.values)
-
-class _3ds_named_variable(object):
-	'''Convenience class for named variables.'''
-	
-	__slots__ = 'value', 'name'
-	def __init__(self, name, val=None):
-		self.name=name
-		self.value=val
-	
-	def get_size(self):
-		if (self.value==None): 
-			return 0
-		else:
-			return self.value.get_size()
-	
-	def write(self, file):
-		if (self.value!=None): 
-			self.value.write(file)
-	
-	def dump(self,indent):
-		if (self.value!=None):
-			spaces=""
-			for i in range(indent):
-				spaces+="  ";
-			if (self.name!=""):
-				print(spaces, self.name, " = ", self.value)
-			else:
-				print(spaces, "[unnamed]", " = ", self.value)
-
-
-#the chunk class
-class _3ds_chunk(object):
-	'''Class representing a chunk in a 3ds file.
-
-	Chunks contain zero or more variables, followed by zero or more subchunks.
-	'''
-	__slots__ = 'ID', 'size', 'variables', 'subchunks'
-	def __init__(self, id=0):
-		self.ID=_3ds_short(id)
-		self.size=_3ds_int(0)
-		self.variables=[]
-		self.subchunks=[]
-	
-	def set_ID(id):
-		self.ID=_3ds_short(id)
-	
-	def add_variable(self, name, var):
-		'''Add a named variable. 
-		
-		The name is mostly for debugging purposes.'''
-		self.variables.append(_3ds_named_variable(name,var))
-	
-	def add_subchunk(self, chunk):
-		'''Add a subchunk.'''
-		self.subchunks.append(chunk)
-
-	def get_size(self):
-		'''Calculate the size of the chunk and return it.
-		
-		The sizes of the variables and subchunks are used to determine this chunk\'s size.'''
-		tmpsize=self.ID.get_size()+self.size.get_size()
-		for variable in self.variables:
-			tmpsize+=variable.get_size()
-		for subchunk in self.subchunks:
-			tmpsize+=subchunk.get_size()
-		self.size.value=tmpsize
-		return self.size.value
-
-	def write(self, file):
-		'''Write the chunk to a file.
-		
-		Uses the write function of the variables and the subchunks to do the actual work.'''
-		#write header
-		self.ID.write(file)
-		self.size.write(file)
-		for variable in self.variables:
-			variable.write(file)
-		for subchunk in self.subchunks:
-			subchunk.write(file)
-		
-		
-	def dump(self, indent=0):
-		'''Write the chunk to a file.
-		
-		Dump is used for debugging purposes, to dump the contents of a chunk to the standard output. 
-		Uses the dump function of the named variables and the subchunks to do the actual work.'''
-		spaces=""
-		for i in range(indent):
-			spaces+="  ";
-		print(spaces, "ID=", hex(self.ID.value), "size=", self.get_size())
-		for variable in self.variables:
-			variable.dump(indent+1)
-		for subchunk in self.subchunks:
-			subchunk.dump(indent+1)
-
-
-
-######################################################
-# EXPORT
-######################################################
-
-def get_material_images(material):
-	# blender utility func.
-	if material:
-		return [s.texture.image for s in material.textures if s and s.texture.type == 'IMAGE' and s.texture.image]
-
-	return []
-# 	images = []
-# 	if material:
-# 		for mtex in material.getTextures():
-# 			if mtex and mtex.tex.type == Blender.Texture.Types.IMAGE:
-# 				image = mtex.tex.image
-# 				if image:
-# 					images.append(image) # maye want to include info like diffuse, spec here.
-# 	return images
-
-
-def make_material_subchunk(id, color):
-	'''Make a material subchunk.
-	
-	Used for color subchunks, such as diffuse color or ambient color subchunks.'''
-	mat_sub = _3ds_chunk(id)
-	col1 = _3ds_chunk(RGB1)
-	col1.add_variable("color1", _3ds_rgb_color(color));
-	mat_sub.add_subchunk(col1)
-# optional:
-#	col2 = _3ds_chunk(RGB1)
-#	col2.add_variable("color2", _3ds_rgb_color(color));
-#	mat_sub.add_subchunk(col2)
-	return mat_sub
-
-
-def make_material_texture_chunk(id, images):
-	"""Make Material Map texture chunk
-	"""
-	mat_sub = _3ds_chunk(id)
-	
-	def add_image(img):
-		filename = os.path.basename(image.filename)
-# 		filename = image.filename.split('\\')[-1].split('/')[-1]
-		mat_sub_file = _3ds_chunk(MATMAPFILE)
-		mat_sub_file.add_variable("mapfile", _3ds_string(sane_name(filename)))
-		mat_sub.add_subchunk(mat_sub_file)
-	
-	for image in images:
-		add_image(image)
-	
-	return mat_sub
-
-def make_material_chunk(material, image):
-	'''Make a material chunk out of a blender material.'''
-	material_chunk = _3ds_chunk(MATERIAL)
-	name = _3ds_chunk(MATNAME)
-	
-	if material:	name_str = material.name
-	else:			name_str = 'None'
-	if image:	name_str += image.name
-		
-	name.add_variable("name", _3ds_string(sane_name(name_str)))
-	material_chunk.add_subchunk(name)
-	
-	if not material:
-		material_chunk.add_subchunk(make_material_subchunk(MATAMBIENT, (0,0,0) ))
-		material_chunk.add_subchunk(make_material_subchunk(MATDIFFUSE, (.8, .8, .8) ))
-		material_chunk.add_subchunk(make_material_subchunk(MATSPECULAR, (1,1,1) ))
-	
-	else:
-		material_chunk.add_subchunk(make_material_subchunk(MATAMBIENT, [a*material.ambient for a in material.diffuse_color] ))
-# 		material_chunk.add_subchunk(make_material_subchunk(MATAMBIENT, [a*material.amb for a in material.rgbCol] ))
-		material_chunk.add_subchunk(make_material_subchunk(MATDIFFUSE, material.diffuse_color))
-# 		material_chunk.add_subchunk(make_material_subchunk(MATDIFFUSE, material.rgbCol))
-		material_chunk.add_subchunk(make_material_subchunk(MATSPECULAR, material.specular_color))
-# 		material_chunk.add_subchunk(make_material_subchunk(MATSPECULAR, material.specCol))
-		
-		images = get_material_images(material) # can be None
-		if image: images.append(image)
-		
-		if images:
-			material_chunk.add_subchunk(make_material_texture_chunk(MATMAP, images))
-	
-	return material_chunk
-
-class tri_wrapper(object):
-	'''Class representing a triangle.
-	
-	Used when converting faces to triangles'''
-	
-	__slots__ = 'vertex_index', 'mat', 'image', 'faceuvs', 'offset'
-	def __init__(self, vindex=(0,0,0), mat=None, image=None, faceuvs=None):
-		self.vertex_index= vindex
-		self.mat= mat
-		self.image= image
-		self.faceuvs= faceuvs
-		self.offset= [0, 0, 0] # offset indicies
-
-
-def extract_triangles(mesh):
-	'''Extract triangles from a mesh.
-	
-	If the mesh contains quads, they will be split into triangles.'''
-	tri_list = []
-	do_uv = len(mesh.uv_textures)
-# 	do_uv = mesh.faceUV
-	
-# 	if not do_uv:
-# 		face_uv = None
-	
-	img = None
-	for i, face in enumerate(mesh.faces):
-		f_v = face.verts
-# 		f_v = face.v
-
-		uf = mesh.active_uv_texture.data[i] if do_uv else None
-		
-		if do_uv:
-			f_uv = uf.uv
-			# f_uv =  (uf.uv1, uf.uv2, uf.uv3, uf.uv4) if face.verts[3] else (uf.uv1, uf.uv2, uf.uv3)
-# 			f_uv = face.uv
-			img = uf.image if uf else None
-# 			img = face.image
-			if img: img = img.name
-
-		# if f_v[3] == 0:
-		if len(f_v)==3:
-			new_tri = tri_wrapper((f_v[0], f_v[1], f_v[2]), face.material_index, img)
-# 			new_tri = tri_wrapper((f_v[0].index, f_v[1].index, f_v[2].index), face.mat, img)
-			if (do_uv): new_tri.faceuvs= uv_key(f_uv[0]), uv_key(f_uv[1]), uv_key(f_uv[2])
-			tri_list.append(new_tri)
-		
-		else: #it's a quad
-			new_tri = tri_wrapper((f_v[0], f_v[1], f_v[2]), face.material_index, img)
-# 			new_tri = tri_wrapper((f_v[0].index, f_v[1].index, f_v[2].index), face.mat, img)
-			new_tri_2 = tri_wrapper((f_v[0], f_v[2], f_v[3]), face.material_index, img)
-# 			new_tri_2 = tri_wrapper((f_v[0].index, f_v[2].index, f_v[3].index), face.mat, img)
-			
-			if (do_uv):
-				new_tri.faceuvs= uv_key(f_uv[0]), uv_key(f_uv[1]), uv_key(f_uv[2])
-				new_tri_2.faceuvs= uv_key(f_uv[0]), uv_key(f_uv[2]), uv_key(f_uv[3])
-			
-			tri_list.append( new_tri )
-			tri_list.append( new_tri_2 )
-		
-	return tri_list
-	
-	
-def remove_face_uv(verts, tri_list):
-	'''Remove face UV coordinates from a list of triangles.
-		
-	Since 3ds files only support one pair of uv coordinates for each vertex, face uv coordinates
-	need to be converted to vertex uv coordinates. That means that vertices need to be duplicated when
-	there are multiple uv coordinates per vertex.'''
-	
-	# initialize a list of UniqueLists, one per vertex:
-	#uv_list = [UniqueList() for i in xrange(len(verts))]
-	unique_uvs= [{} for i in range(len(verts))]
-	
-	# for each face uv coordinate, add it to the UniqueList of the vertex
-	for tri in tri_list:
-		for i in range(3):
-			# store the index into the UniqueList for future reference:
-			# offset.append(uv_list[tri.vertex_index[i]].add(_3ds_point_uv(tri.faceuvs[i])))
-			
-			context_uv_vert= unique_uvs[tri.vertex_index[i]]
-			uvkey= tri.faceuvs[i]
-			
-			offset_index__uv_3ds = context_uv_vert.get(uvkey)
-			
-			if not offset_index__uv_3ds:				
-				offset_index__uv_3ds = context_uv_vert[uvkey] = len(context_uv_vert), _3ds_point_uv(uvkey)
-			
-			tri.offset[i] = offset_index__uv_3ds[0]
-			
-			
-		
-	# At this point, each vertex has a UniqueList containing every uv coordinate that is associated with it
-	# only once.
-	
-	# Now we need to duplicate every vertex as many times as it has uv coordinates and make sure the
-	# faces refer to the new face indices:
-	vert_index = 0
-	vert_array = _3ds_array()
-	uv_array = _3ds_array()
-	index_list = []
-	for i,vert in enumerate(verts):
-		index_list.append(vert_index)
-		
-		pt = _3ds_point_3d(vert.co) # reuse, should be ok
-		uvmap = [None] * len(unique_uvs[i])
-		for ii, uv_3ds in unique_uvs[i].values():
-			# add a vertex duplicate to the vertex_array for every uv associated with this vertex:
-			vert_array.add(pt)
-			# add the uv coordinate to the uv array:
-			# This for loop does not give uv's ordered by ii, so we create a new map
-			# and add the uv's later
-			# uv_array.add(uv_3ds)
-			uvmap[ii] = uv_3ds
-		
-		# Add the uv's in the correct order
-		for uv_3ds in uvmap:
-			# add the uv coordinate to the uv array:
-			uv_array.add(uv_3ds)
-		
-		vert_index += len(unique_uvs[i])
-	
-	# Make sure the triangle vertex indices now refer to the new vertex list:
-	for tri in tri_list:
-		for i in range(3):
-			tri.offset[i]+=index_list[tri.vertex_index[i]]
-		tri.vertex_index= tri.offset
-	
-	return vert_array, uv_array, tri_list
-
-def make_faces_chunk(tri_list, mesh, materialDict):
-	'''Make a chunk for the faces.
-	
-	Also adds subchunks assigning materials to all faces.'''
-	
-	materials = mesh.materials
-	if not materials:
-		mat = None
-	
-	face_chunk = _3ds_chunk(OBJECT_FACES)
-	face_list = _3ds_array()
-	
-	
-	if len(mesh.uv_textures):
-# 	if mesh.faceUV:
-		# Gather materials used in this mesh - mat/image pairs
-		unique_mats = {}
-		for i,tri in enumerate(tri_list):
-			
-			face_list.add(_3ds_face(tri.vertex_index))
-			
-			if materials:
-				mat = materials[tri.mat]
-				if mat: mat = mat.name
-			
-			img = tri.image
-			
-			try:
-				context_mat_face_array = unique_mats[mat, img][1]
-			except:
-				
-				if mat:	name_str = mat
-				else:	name_str = 'None'
-				if img: name_str += img
-				
-				context_mat_face_array = _3ds_array()
-				unique_mats[mat, img] = _3ds_string(sane_name(name_str)), context_mat_face_array
-				
-			
-			context_mat_face_array.add(_3ds_short(i))
-			# obj_material_faces[tri.mat].add(_3ds_short(i))
-		
-		face_chunk.add_variable("faces", face_list)
-		for mat_name, mat_faces in unique_mats.values():
-			obj_material_chunk=_3ds_chunk(OBJECT_MATERIAL)
-			obj_material_chunk.add_variable("name", mat_name)
-			obj_material_chunk.add_variable("face_list", mat_faces)
-			face_chunk.add_subchunk(obj_material_chunk)
-			
-	else:
-		
-		obj_material_faces=[]
-		obj_material_names=[]
-		for m in materials:
-			if m:
-				obj_material_names.append(_3ds_string(sane_name(m.name)))
-				obj_material_faces.append(_3ds_array())
-		n_materials = len(obj_material_names)
-		
-		for i,tri in enumerate(tri_list):
-			face_list.add(_3ds_face(tri.vertex_index))
-			if (tri.mat < n_materials):
-				obj_material_faces[tri.mat].add(_3ds_short(i))
-		
-		face_chunk.add_variable("faces", face_list)
-		for i in range(n_materials):
-			obj_material_chunk=_3ds_chunk(OBJECT_MATERIAL)
-			obj_material_chunk.add_variable("name", obj_material_names[i])
-			obj_material_chunk.add_variable("face_list", obj_material_faces[i])
-			face_chunk.add_subchunk(obj_material_chunk)
-	
-	return face_chunk
-
-def make_vert_chunk(vert_array):
-	'''Make a vertex chunk out of an array of vertices.'''
-	vert_chunk = _3ds_chunk(OBJECT_VERTICES)
-	vert_chunk.add_variable("vertices",vert_array)
-	return vert_chunk
-
-def make_uv_chunk(uv_array):
-	'''Make a UV chunk out of an array of UVs.'''
-	uv_chunk = _3ds_chunk(OBJECT_UV)
-	uv_chunk.add_variable("uv coords", uv_array)
-	return uv_chunk
-
-def make_mesh_chunk(mesh, materialDict):
-	'''Make a chunk out of a Blender mesh.'''
-	
-	# Extract the triangles from the mesh:
-	tri_list = extract_triangles(mesh)
-	
-	if len(mesh.uv_textures):
-# 	if mesh.faceUV:
-		# Remove the face UVs and convert it to vertex UV:
-		vert_array, uv_array, tri_list = remove_face_uv(mesh.verts, tri_list)
-	else:
-		# Add the vertices to the vertex array:
-		vert_array = _3ds_array()
-		for vert in mesh.verts:
-			vert_array.add(_3ds_point_3d(vert.co))
-		# If the mesh has vertex UVs, create an array of UVs:
-		if len(mesh.sticky):
-# 		if mesh.vertexUV:
-			uv_array = _3ds_array()
-			for uv in mesh.sticky:
-# 			for vert in mesh.verts:
-				uv_array.add(_3ds_point_uv(uv.co))
-# 				uv_array.add(_3ds_point_uv(vert.uvco))
-		else:
-			# no UV at all:
-			uv_array = None
-
-	# create the chunk:
-	mesh_chunk = _3ds_chunk(OBJECT_MESH)
-	
-	# add vertex chunk:
-	mesh_chunk.add_subchunk(make_vert_chunk(vert_array))
-	# add faces chunk:
-	
-	mesh_chunk.add_subchunk(make_faces_chunk(tri_list, mesh, materialDict))
-	
-	# if available, add uv chunk:
-	if uv_array:
-		mesh_chunk.add_subchunk(make_uv_chunk(uv_array))
-	
-	return mesh_chunk
-
-""" # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
-def make_kfdata(start=0, stop=0, curtime=0):
-	'''Make the basic keyframe data chunk'''
-	kfdata = _3ds_chunk(KFDATA)
-	
-	kfhdr = _3ds_chunk(KFDATA_KFHDR)
-	kfhdr.add_variable("revision", _3ds_short(0))
-	# Not really sure what filename is used for, but it seems it is usually used
-	# to identify the program that generated the .3ds:
-	kfhdr.add_variable("filename", _3ds_string("Blender"))
-	kfhdr.add_variable("animlen", _3ds_int(stop-start))
-	
-	kfseg = _3ds_chunk(KFDATA_KFSEG)
-	kfseg.add_variable("start", _3ds_int(start))
-	kfseg.add_variable("stop", _3ds_int(stop))
-	
-	kfcurtime = _3ds_chunk(KFDATA_KFCURTIME)
-	kfcurtime.add_variable("curtime", _3ds_int(curtime))
-	
-	kfdata.add_subchunk(kfhdr)
-	kfdata.add_subchunk(kfseg)
-	kfdata.add_subchunk(kfcurtime)
-	return kfdata
-"""
-
-"""
-def make_track_chunk(ID, obj):
-	'''Make a chunk for track data.
-	
-	Depending on the ID, this will construct a position, rotation or scale track.'''
-	track_chunk = _3ds_chunk(ID)
-	track_chunk.add_variable("track_flags", _3ds_short())
-	track_chunk.add_variable("unknown", _3ds_int())
-	track_chunk.add_variable("unknown", _3ds_int())
-	track_chunk.add_variable("nkeys", _3ds_int(1))
-	# Next section should be repeated for every keyframe, but for now, animation is not actually supported.
-	track_chunk.add_variable("tcb_frame", _3ds_int(0))
-	track_chunk.add_variable("tcb_flags", _3ds_short())
-	if obj.type=='Empty':
-		if ID==POS_TRACK_TAG:
-			# position vector:
-			track_chunk.add_variable("position", _3ds_point_3d(obj.getLocation()))
-		elif ID==ROT_TRACK_TAG:
-			# rotation (quaternion, angle first, followed by axis):
-			q = obj.getEuler().toQuat()
-			track_chunk.add_variable("rotation", _3ds_point_4d((q.angle, q.axis[0], q.axis[1], q.axis[2])))
-		elif ID==SCL_TRACK_TAG:
-			# scale vector:
-			track_chunk.add_variable("scale", _3ds_point_3d(obj.getSize()))
-	else:
-		# meshes have their transformations applied before 
-		# exporting, so write identity transforms here:
-		if ID==POS_TRACK_TAG:
-			# position vector:
-			track_chunk.add_variable("position", _3ds_point_3d((0.0,0.0,0.0)))
-		elif ID==ROT_TRACK_TAG:
-			# rotation (quaternion, angle first, followed by axis):
-			track_chunk.add_variable("rotation", _3ds_point_4d((0.0, 1.0, 0.0, 0.0)))
-		elif ID==SCL_TRACK_TAG:
-			# scale vector:
-			track_chunk.add_variable("scale", _3ds_point_3d((1.0, 1.0, 1.0)))
-	
-	return track_chunk
-"""
-
-"""
-def make_kf_obj_node(obj, name_to_id):
-	'''Make a node chunk for a Blender object.
-	
-	Takes the Blender object as a parameter. Object id's are taken from the dictionary name_to_id.
-	Blender Empty objects are converted to dummy nodes.'''
-	
-	name = obj.name
-	# main object node chunk:
-	kf_obj_node = _3ds_chunk(KFDATA_OBJECT_NODE_TAG)
-	# chunk for the object id: 
-	obj_id_chunk = _3ds_chunk(OBJECT_NODE_ID)
-	# object id is from the name_to_id dictionary:
-	obj_id_chunk.add_variable("node_id", _3ds_short(name_to_id[name]))
-	
-	# object node header:
-	obj_node_header_chunk = _3ds_chunk(OBJECT_NODE_HDR)
-	# object name:
-	if obj.type == 'Empty':
-		# Empties are called "$$$DUMMY" and use the OBJECT_INSTANCE_NAME chunk 
-		# for their name (see below):
-		obj_node_header_chunk.add_variable("name", _3ds_string("$$$DUMMY"))
-	else:
-		# Add the name:
-		obj_node_header_chunk.add_variable("name", _3ds_string(sane_name(name)))
-	# Add Flag variables (not sure what they do):
-	obj_node_header_chunk.add_variable("flags1", _3ds_short(0))
-	obj_node_header_chunk.add_variable("flags2", _3ds_short(0))
-	
-	# Check parent-child relationships:
-	parent = obj.parent
-	if (parent == None) or (parent.name not in name_to_id):
-		# If no parent, or the parents name is not in the name_to_id dictionary,
-		# parent id becomes -1:
-		obj_node_header_chunk.add_variable("parent", _3ds_short(-1))
-	else:
-		# Get the parent's id from the name_to_id dictionary:
-		obj_node_header_chunk.add_variable("parent", _3ds_short(name_to_id[parent.name]))
-	
-	# Add pivot chunk:
-	obj_pivot_chunk = _3ds_chunk(OBJECT_PIVOT)
-	obj_pivot_chunk.add_variable("pivot", _3ds_point_3d(obj.getLocation()))
-	kf_obj_node.add_subchunk(obj_pivot_chunk)
-	
-	# add subchunks for object id and node header:
-	kf_obj_node.add_subchunk(obj_id_chunk)
-	kf_obj_node.add_subchunk(obj_node_header_chunk)
-
-	# Empty objects need to have an extra chunk for the instance name:
-	if obj.type == 'Empty':
-		obj_instance_name_chunk = _3ds_chunk(OBJECT_INSTANCE_NAME)
-		obj_instance_name_chunk.add_variable("name", _3ds_string(sane_name(name)))
-		kf_obj_node.add_subchunk(obj_instance_name_chunk)
-	
-	# Add track chunks for position, rotation and scale:
-	kf_obj_node.add_subchunk(make_track_chunk(POS_TRACK_TAG, obj))
-	kf_obj_node.add_subchunk(make_track_chunk(ROT_TRACK_TAG, obj))
-	kf_obj_node.add_subchunk(make_track_chunk(SCL_TRACK_TAG, obj))
-
-	return kf_obj_node
-"""
-
-# import BPyMessages
-def save_3ds(filename, context):
-	'''Save the Blender scene to a 3ds file.'''
-	# Time the export
-	
-	if not filename.lower().endswith('.3ds'):
-		filename += '.3ds'
-
-	# XXX
-#	if not BPyMessages.Warning_SaveOver(filename):
-#		return
-
-	# XXX
-	time1 = time.clock()
-#	time1= Blender.sys.time()
-#	Blender.Window.WaitCursor(1)
-
-	sce = context.scene
-#	sce= bpy.data.scenes.active
-	
-	# Initialize the main chunk (primary):
-	primary = _3ds_chunk(PRIMARY)
-	# Add version chunk:
-	version_chunk = _3ds_chunk(VERSION)
-	version_chunk.add_variable("version", _3ds_int(3))
-	primary.add_subchunk(version_chunk)
-	
-	# init main object info chunk:
-	object_info = _3ds_chunk(OBJECTINFO)
-	
-	''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
-	# init main key frame data chunk:
-	kfdata = make_kfdata()
-	'''
-	
-	# Get all the supported objects selected in this scene:
-	# ob_sel= list(sce.objects.context)
-	# mesh_objects = [ (ob, me) for ob in ob_sel   for me in (BPyMesh.getMeshFromObject(ob, None, True, False, sce),) if me ]
-	# empty_objects = [ ob for ob in ob_sel if ob.type == 'Empty' ]
-	
-	# Make a list of all materials used in the selected meshes (use a dictionary,
-	# each material is added once):
-	materialDict = {}
-	mesh_objects = []
-	for ob in [ob for ob in context.scene.objects if ob.is_visible()]:
-# 	for ob in sce.objects.context:
-
-		# get derived objects
-		free, derived = create_derived_objects(ob)
-
-		if derived == None: continue
-
-		for ob_derived, mat in derived:
-# 		for ob_derived, mat in getDerivedObjects(ob, False):
-
-			if ob.type not in ('MESH', 'CURVE', 'SURFACE', 'TEXT', 'META'):
-				continue
-
-			data = ob_derived.create_mesh(True, 'PREVIEW')
-# 			data = getMeshFromObject(ob_derived, None, True, False, sce)
-			if data:
-				data.transform(mat)
-# 				data.transform(mat, recalc_normals=False)
-				mesh_objects.append((ob_derived, data))
-				mat_ls = data.materials
-				mat_ls_len = len(mat_ls)
-
-				# get material/image tuples.
-				if len(data.uv_textures):
-# 				if data.faceUV:
-					if not mat_ls:
-						mat = mat_name = None
-					
-					for f, uf in zip(data.faces, data.active_uv_texture.data):
-						if mat_ls:
-							mat_index = f.material_index
-# 							mat_index = f.mat
-							if mat_index >= mat_ls_len:
-								mat_index = f.mat = 0
-							mat = mat_ls[mat_index]
-							if mat:	mat_name = mat.name
-							else:	mat_name = None
-						# else there alredy set to none
-
-						img = uf.image
-# 						img = f.image
-						if img:	img_name = img.name
-						else:	img_name = None
-						
-						materialDict.setdefault((mat_name, img_name), (mat, img) )
-						
-					
-				else:
-					for mat in mat_ls:
-						if mat: # material may be None so check its not.
-							materialDict.setdefault((mat.name, None), (mat, None) )
-					
-					# Why 0 Why!
-					for f in data.faces:
-						if f.material_index >= mat_ls_len:
-# 						if f.mat >= mat_ls_len:
-							f.material_index = 0
-							# f.mat = 0
-
-		if free:
-			free_derived_objects(ob)
-
-
-	# Make material chunks for all materials used in the meshes:
-	for mat_and_image in materialDict.values():
-		object_info.add_subchunk(make_material_chunk(mat_and_image[0], mat_and_image[1]))
-	
-	# Give all objects a unique ID and build a dictionary from object name to object id:
-	"""
-	name_to_id = {}
-	for ob, data in mesh_objects:
-		name_to_id[ob.name]= len(name_to_id)
-	#for ob in empty_objects:
-	#	name_to_id[ob.name]= len(name_to_id)
-	"""
-	
-	# Create object chunks for all meshes:
-	i = 0
-	for ob, blender_mesh in mesh_objects:
-		# create a new object chunk
-		object_chunk = _3ds_chunk(OBJECT)
-		
-		# set the object name
-		object_chunk.add_variable("name", _3ds_string(sane_name(ob.name)))
-		
-		# make a mesh chunk out of the mesh:
-		object_chunk.add_subchunk(make_mesh_chunk(blender_mesh, materialDict))
-		object_info.add_subchunk(object_chunk)
-		
-		''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
-		# make a kf object node for the object:
-		kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
-		'''
-# 		if not blender_mesh.users:
-		bpy.data.remove_mesh(blender_mesh)
-# 		blender_mesh.verts = None
-
-		i+=i
-
-	# Create chunks for all empties:
-	''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
-	for ob in empty_objects:
-		# Empties only require a kf object node:
-		kfdata.add_subchunk(make_kf_obj_node(ob, name_to_id))
-		pass
-	'''
-	
-	# Add main object info chunk to primary chunk:
-	primary.add_subchunk(object_info)
-	
-	''' # COMMENTED OUT FOR 2.42 RELEASE!! CRASHES 3DS MAX
-	# Add main keyframe data chunk to primary chunk:
-	primary.add_subchunk(kfdata)
-	'''
-	
-	# At this point, the chunk hierarchy is completely built.
-	
-	# Check the size:
-	primary.get_size()
-	# Open the file for writing:
-	file = open( filename, 'wb' )
-	
-	# Recursively write the chunks to file:
-	primary.write(file)
-	
-	# Close the file:
-	file.close()
-	
-	# Debugging only: report the exporting time:
-# 	Blender.Window.WaitCursor(0)
-	print("3ds export time: %.2f" % (time.clock() - time1))
-# 	print("3ds export time: %.2f" % (Blender.sys.time() - time1))
-	
-	# Debugging only: dump the chunk hierarchy:
-	#primary.dump()
-
-
-# if __name__=='__main__':
-#     if struct:
-#         Blender.Window.FileSelector(save_3ds, "Export 3DS", Blender.sys.makename(ext='.3ds'))
-#     else:
-#         Blender.Draw.PupMenu("Error%t|This script requires a full python installation")
-# # save_3ds('/test_b.3ds')
-
-class EXPORT_OT_3ds(bpy.types.Operator):
-	'''
-	3DS Exporter
-	'''
-	__idname__ = "export.3ds"
-	__label__ = 'Export 3DS'
-	
-	# List of operator properties, the attributes will be assigned
-	# to the class instance from the operator settings before calling.
-
-	__props__ = [
-		# bpy.props.StringProperty(attr="filename", name="File Name", description="File name used for exporting the 3DS file", maxlen= 1024, default= ""),
-		bpy.props.StringProperty(attr="path", name="File Path", description="File path used for exporting the 3DS file", maxlen= 1024, default= ""),
-	]
-	
-	def execute(self, context):
-		save_3ds(self.path, context)
-		return ('FINISHED',)
-	
-	def invoke(self, context, event):
-		wm = context.manager
-		wm.add_fileselect(self.__operator__)
-		return ('RUNNING_MODAL',)
-	
-	def poll(self, context): # Poll isnt working yet
-		print("Poll")
-		return context.active_object != None
-
-bpy.ops.add(EXPORT_OT_3ds)