301 lines
8.7 KiB
Python
301 lines
8.7 KiB
Python
#!BPY
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"""
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Name: 'OpenInventor (.iv)'
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Blender: 236
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Group: 'Export'
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Tip: 'Export to OpenInventor file format. (.iv)'
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"""
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__author__ = ("Radek Barton")
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__url__ = ["http://blackhex.no-ip.org/"]
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__email__ = ["scripts"]
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__version__ = "0.1"
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__bpydoc__ = """\
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This script exports to the Open Inventor format.
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Usage:
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Run this script from "File->Export" menu.
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Note:
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"""
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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#
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import Blender
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import os
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import math
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def WriteHeader(file):
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file.write("#Inventor V2.1 ascii\n\n")
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file.write("Separator\n")
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file.write("{\n")
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file.write(" ShapeHints\n")
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file.write(" {\n")
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file.write(" vertexOrdering COUNTERCLOCKWISE\n")
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file.write(" }\n")
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def WriteFooter(file):
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file.write("}\n")
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def WriteMesh(file, object):
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file.write(" Separator\n")
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file.write(" {\n")
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file.write(" # %s\n" % object.getName())
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WriteMatrix(file, object)
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mesh = object.getData()
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WriteMaterials(file, mesh)
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WriteTexture(file, mesh)
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WriteNormals(file, mesh)
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WriteVertices(file, mesh)
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WriteFaces(file, mesh)
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file.write(" }\n")
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def WriteMatrix(file, object):
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matrix = object.getMatrix()
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file.write(" MatrixTransform\n")
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file.write(" {\n")
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file.write(" matrix\n")
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for line in matrix:
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file.write(" %s %s %s %s\n" % (line[0], line[1], line[2], line[3]))
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file.write(" }\n")
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def WriteColors(file, mesh):
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file.write(" vertexProperty VertexProperty\n")
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file.write(" {\n")
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file.write(" orderedRGBA\n")
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file.write(" [\n")
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for face in mesh.faces:
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for I in range(len(face.v)):
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file.write(" 0x%02x%02x%02x%02x,\n" % (face.col[I].r,
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face.col[I].g, face.col[I].b, face.col[I].a))
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file.write(" ]\n")
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file.write(" materialBinding PER_VERTEX\n")
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file.write(" }\n")
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def WriteMaterials(file, mesh):
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if mesh.materials:
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file.write(" Material\n")
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file.write(" {\n")
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file.write(" ambientColor\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s %s %s,\n" % (mat.mirCol[0], mat.mirCol[1],
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mat.mirCol[2]))
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file.write(" ]\n")
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file.write(" diffuseColor\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s %s %s,\n" % (mat.rgbCol[0], mat.rgbCol[1],
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mat.rgbCol[2]))
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file.write(" ]\n")
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file.write(" specularColor\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s %s %s,\n" % (mat.specCol[0] * mat.spec / 2.0,
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mat.specCol[1] * mat.spec / 2.0, mat.specCol[2] * mat.spec / 2.0))
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file.write(" ]\n")
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file.write(" emissiveColor\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s %s %s,\n" % (mat.rgbCol[0] * mat.emit,
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mat.rgbCol[1] * mat.emit, mat.rgbCol[0] * mat.emit))
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file.write(" ]\n")
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file.write(" shininess\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s,\n" % (mat.hard / 255.0))
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file.write(" ]\n")
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file.write(" transparency\n")
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file.write(" [\n")
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for mat in mesh.materials:
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file.write(" %s,\n" % (1.0 - mat.alpha))
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file.write(" ]\n")
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file.write(" }\n")
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file.write(" MaterialBinding\n")
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file.write(" {\n")
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file.write(" value PER_FACE_INDEXED\n")
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file.write(" }\n")
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def WriteTexture(file, mesh):
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texture = mesh.faces[0].image
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if texture:
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file.write(" Texture2\n")
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file.write(" {\n")
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file.write(' filename "%s"\n' % texture.getName())
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file.write(" }\n")
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file.write(" TextureCoordinate2\n")
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file.write(" {\n")
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file.write(" point\n")
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file.write(" [\n")
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if mesh.hasVertexUV():
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for vert in mesh.verts:
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file.write(" %s %s,\n" % (vert.uvco[0], vert.uvco[1]))
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file.write(" ]\n")
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file.write(" }\n")
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file.write(" TextureCoordinateBinding\n")
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file.write(" {\n")
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file.write(" value PER_VERTEX_INDEXED\n")
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file.write(" }\n")
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elif mesh.hasFaceUV():
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for face in mesh.faces:
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for uv in face.uv:
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file.write(" %s %s,\n" % (uv[0], uv[1]))
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file.write(" ]\n")
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file.write(" }\n")
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file.write(" TextureCoordinateBinding\n")
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file.write(" {\n")
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file.write(" value PER_VERTEX\n")
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file.write(" }\n")
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def WriteVertices(file, mesh):
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file.write(" Coordinate3\n")
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file.write(" {\n")
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file.write(" point\n")
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file.write(" [\n")
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for vert in mesh.verts:
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file.write(" %s %s %s,\n" % (vert[0], vert[1], vert[2]))
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file.write(" ]\n")
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file.write(" }\n")
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def WriteNormals(file, mesh):
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file.write(" Normal\n")
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file.write(" {\n")
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file.write(" vector\n")
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file.write(" [\n")
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# make copy of vertex normals
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normals = []
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for face in mesh.faces:
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if len(face.v) in [3, 4]:
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if face.smooth:
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for v in face.v:
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normals.append(v.no)
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else:
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for v in face.v:
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normals.append(face.no)
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# write normals
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for no in normals:
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file.write(" %s %s %s,\n" % (no[0], no[1], no[2]))
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file.write(" ]\n")
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file.write(" }\n")
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# write way how normals are binded
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file.write(" NormalBinding\n")
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file.write(" {\n")
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file.write(" value PER_VERTEX\n")
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file.write(" }\n")
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def WriteFaces(file, mesh):
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file.write(" IndexedFaceSet\n")
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file.write(" {\n")
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# write vertex paint
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if mesh.hasVertexColours():
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WriteColors(file, mesh)
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# write material indexes
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file.write(" materialIndex\n")
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file.write(" [\n")
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for face in mesh.faces:
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file.write(" %s,\n" % (face.mat));
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file.write(" ]\n")
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# write faces with coordinate indexes
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file.write(" coordIndex\n")
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file.write(" [\n")
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for face in mesh.faces:
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if len(face.v) == 3:
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file.write(" %s, %s, %s, -1,\n" % (face.v[0].index,
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face.v[1].index, face.v[2].index))
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elif len(face.v) == 4:
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file.write(" %s, %s, %s, %s, -1,\n"% (face.v[0].index,
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face.v[1].index, face.v[2].index, face.v[3].index))
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file.write(" ]\n")
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file.write(" }\n")
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def WriteCamera(file, object):
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camera = object.getData();
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# perspective camera
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if camera.type == 0:
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file.write(" PerspectiveCamera\n")
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file.write(" {\n")
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file.write(" nearDistance %s\n" % (camera.clipStart))
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file.write(" farDistance %s\n" % (camera.clipEnd))
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file.write(" }\n")
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# ortho camera
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else:
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print camera.type
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def WriteLamp(file, object):
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lamp = object.getData();
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# spot lamp
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if lamp.type == 2:
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file.write(" SpotLight\n")
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file.write(" {\n")
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file.write(" intensity %s\n" % (lamp.energy / 10.0))
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file.write(" color %s %s %s\n" % (lamp.col[0], lamp.col[1],
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lamp.col[2]))
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#file.write(" location %s\n" % ())
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#file.write(" direction %s\n" % ())
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file.write(" dropOffRate %s\n" % (lamp.spotBlend))
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file.write(" cutOffAngle %s\n" % (lamp.spotSize * math.pi / 180.0))
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file.write(" }\n")
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# script main function
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def ExportToIv(file_name):
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scene = Blender.Scene.GetCurrent()
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file = open(file_name, "w")
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# make lists of individual object types
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meshes = []
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lamps = []
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cameras = []
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for object in Blender.Object.Get():
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if object.getType() == "Mesh":
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meshes.append(object);
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elif object.getType() == "Lamp":
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lamps.append(object);
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elif object.getType() == "Camera":
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cameras.append(object);
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else:
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print "Exporting %s objects isn't supported!" % object.getType()
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# write header, footer and groups of object types
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WriteHeader(file);
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#for camera in cameras:
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# WriteCamera(file, camera);
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#for lamp in lamps:
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# WriteLamp(file, lamp)
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for mesh in meshes:
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WriteMesh(file, mesh)
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WriteFooter(file)
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file.close()
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def FileSelectorCB(file_name):
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if(file_name.find('.iv', -3) <= 0):
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file_name += '.iv'
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ExportToIv(file_name)
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Blender.Window.FileSelector(FileSelectorCB, "Export IV")
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