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blender/release/scripts/export-iv-0.1.py
Tom Musgrove e3e94f1bb7 ==SConscript fix for cygwin== 
open inventor export contributed by Radek Barton
2006-02-12 15:37:01 +00:00

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#!BPY
"""
Name: 'OpenInventor (.iv)'
Blender: 236
Group: 'Export'
Tip: 'Export to OpenInventor file format. (.iv)'
"""
__author__ = ("Radek Barton")
__url__ = ["http://blackhex.no-ip.org/"]
__email__ = ["scripts"]
__version__ = "0.1"
__bpydoc__ = """\
This script exports to the Open Inventor format.
Usage:
Run this script from "File->Export" menu.
Note:
"""
# 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 *****
#
import Blender
import os
import math
def WriteHeader(file):
file.write("#Inventor V2.1 ascii\n\n")
file.write("Separator\n")
file.write("{\n")
file.write(" ShapeHints\n")
file.write(" {\n")
file.write(" vertexOrdering COUNTERCLOCKWISE\n")
file.write(" }\n")
def WriteFooter(file):
file.write("}\n")
def WriteMesh(file, object):
file.write(" Separator\n")
file.write(" {\n")
file.write(" # %s\n" % object.getName())
WriteMatrix(file, object)
mesh = object.getData()
WriteMaterials(file, mesh)
WriteTexture(file, mesh)
WriteNormals(file, mesh)
WriteVertices(file, mesh)
WriteFaces(file, mesh)
file.write(" }\n")
def WriteMatrix(file, object):
matrix = object.getMatrix()
file.write(" MatrixTransform\n")
file.write(" {\n")
file.write(" matrix\n")
for line in matrix:
file.write(" %s %s %s %s\n" % (line[0], line[1], line[2], line[3]))
file.write(" }\n")
def WriteColors(file, mesh):
file.write(" vertexProperty VertexProperty\n")
file.write(" {\n")
file.write(" orderedRGBA\n")
file.write(" [\n")
for face in mesh.faces:
for I in range(len(face.v)):
file.write(" 0x%02x%02x%02x%02x,\n" % (face.col[I].r,
face.col[I].g, face.col[I].b, face.col[I].a))
file.write(" ]\n")
file.write(" materialBinding PER_VERTEX\n")
file.write(" }\n")
def WriteMaterials(file, mesh):
if mesh.materials:
file.write(" Material\n")
file.write(" {\n")
file.write(" ambientColor\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s %s %s,\n" % (mat.mirCol[0], mat.mirCol[1],
mat.mirCol[2]))
file.write(" ]\n")
file.write(" diffuseColor\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s %s %s,\n" % (mat.rgbCol[0], mat.rgbCol[1],
mat.rgbCol[2]))
file.write(" ]\n")
file.write(" specularColor\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s %s %s,\n" % (mat.specCol[0] * mat.spec / 2.0,
mat.specCol[1] * mat.spec / 2.0, mat.specCol[2] * mat.spec / 2.0))
file.write(" ]\n")
file.write(" emissiveColor\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s %s %s,\n" % (mat.rgbCol[0] * mat.emit,
mat.rgbCol[1] * mat.emit, mat.rgbCol[0] * mat.emit))
file.write(" ]\n")
file.write(" shininess\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s,\n" % (mat.hard / 255.0))
file.write(" ]\n")
file.write(" transparency\n")
file.write(" [\n")
for mat in mesh.materials:
file.write(" %s,\n" % (1.0 - mat.alpha))
file.write(" ]\n")
file.write(" }\n")
file.write(" MaterialBinding\n")
file.write(" {\n")
file.write(" value PER_FACE_INDEXED\n")
file.write(" }\n")
def WriteTexture(file, mesh):
texture = mesh.faces[0].image
if texture:
file.write(" Texture2\n")
file.write(" {\n")
file.write(' filename "%s"\n' % texture.getName())
file.write(" }\n")
file.write(" TextureCoordinate2\n")
file.write(" {\n")
file.write(" point\n")
file.write(" [\n")
if mesh.hasVertexUV():
for vert in mesh.verts:
file.write(" %s %s,\n" % (vert.uvco[0], vert.uvco[1]))
file.write(" ]\n")
file.write(" }\n")
file.write(" TextureCoordinateBinding\n")
file.write(" {\n")
file.write(" value PER_VERTEX_INDEXED\n")
file.write(" }\n")
elif mesh.hasFaceUV():
for face in mesh.faces:
for uv in face.uv:
file.write(" %s %s,\n" % (uv[0], uv[1]))
file.write(" ]\n")
file.write(" }\n")
file.write(" TextureCoordinateBinding\n")
file.write(" {\n")
file.write(" value PER_VERTEX\n")
file.write(" }\n")
def WriteVertices(file, mesh):
file.write(" Coordinate3\n")
file.write(" {\n")
file.write(" point\n")
file.write(" [\n")
for vert in mesh.verts:
file.write(" %s %s %s,\n" % (vert[0], vert[1], vert[2]))
file.write(" ]\n")
file.write(" }\n")
def WriteNormals(file, mesh):
file.write(" Normal\n")
file.write(" {\n")
file.write(" vector\n")
file.write(" [\n")
# make copy of vertex normals
normals = []
for face in mesh.faces:
if len(face.v) in [3, 4]:
if face.smooth:
for v in face.v:
normals.append(v.no)
else:
for v in face.v:
normals.append(face.no)
# write normals
for no in normals:
file.write(" %s %s %s,\n" % (no[0], no[1], no[2]))
file.write(" ]\n")
file.write(" }\n")
# write way how normals are binded
file.write(" NormalBinding\n")
file.write(" {\n")
file.write(" value PER_VERTEX\n")
file.write(" }\n")
def WriteFaces(file, mesh):
file.write(" IndexedFaceSet\n")
file.write(" {\n")
# write vertex paint
if mesh.hasVertexColours():
WriteColors(file, mesh)
# write material indexes
file.write(" materialIndex\n")
file.write(" [\n")
for face in mesh.faces:
file.write(" %s,\n" % (face.mat));
file.write(" ]\n")
# write faces with coordinate indexes
file.write(" coordIndex\n")
file.write(" [\n")
for face in mesh.faces:
if len(face.v) == 3:
file.write(" %s, %s, %s, -1,\n" % (face.v[0].index,
face.v[1].index, face.v[2].index))
elif len(face.v) == 4:
file.write(" %s, %s, %s, %s, -1,\n"% (face.v[0].index,
face.v[1].index, face.v[2].index, face.v[3].index))
file.write(" ]\n")
file.write(" }\n")
def WriteCamera(file, object):
camera = object.getData();
# perspective camera
if camera.type == 0:
file.write(" PerspectiveCamera\n")
file.write(" {\n")
file.write(" nearDistance %s\n" % (camera.clipStart))
file.write(" farDistance %s\n" % (camera.clipEnd))
file.write(" }\n")
# ortho camera
else:
print camera.type
def WriteLamp(file, object):
lamp = object.getData();
# spot lamp
if lamp.type == 2:
file.write(" SpotLight\n")
file.write(" {\n")
file.write(" intensity %s\n" % (lamp.energy / 10.0))
file.write(" color %s %s %s\n" % (lamp.col[0], lamp.col[1],
lamp.col[2]))
#file.write(" location %s\n" % ())
#file.write(" direction %s\n" % ())
file.write(" dropOffRate %s\n" % (lamp.spotBlend))
file.write(" cutOffAngle %s\n" % (lamp.spotSize * math.pi / 180.0))
file.write(" }\n")
# script main function
def ExportToIv(file_name):
scene = Blender.Scene.GetCurrent()
file = open(file_name, "w")
# make lists of individual object types
meshes = []
lamps = []
cameras = []
for object in Blender.Object.Get():
if object.getType() == "Mesh":
meshes.append(object);
elif object.getType() == "Lamp":
lamps.append(object);
elif object.getType() == "Camera":
cameras.append(object);
else:
print "Exporting %s objects isn't supported!" % object.getType()
# write header, footer and groups of object types
WriteHeader(file);
#for camera in cameras:
# WriteCamera(file, camera);
#for lamp in lamps:
# WriteLamp(file, lamp)
for mesh in meshes:
WriteMesh(file, mesh)
WriteFooter(file)
file.close()
def FileSelectorCB(file_name):
if(file_name.find('.iv', -3) <= 0):
file_name += '.iv'
ExportToIv(file_name)
Blender.Window.FileSelector(FileSelectorCB, "Export IV")
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