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Diffstat (limited to 'intern/python/ivexport.py')
| -rw-r--r-- | intern/python/ivexport.py | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/intern/python/ivexport.py b/intern/python/ivexport.py new file mode 100644 index 00000000000..85987aad66b --- /dev/null +++ b/intern/python/ivexport.py @@ -0,0 +1,225 @@ +####################### +# (c) Jan Walter 2000 # +####################### + +# CVS +# $Author$ +# $Date$ +# $RCSfile$ +# $Revision$ + +import Blender + +class InventorExport: + def __init__(self, filename): + self.file = open(filename, "w") + + def beginObject(self, object): + self.file.write(" Separator {\n") + + def endObject(self, object): + self.file.write(" }\n") + + def export(self, scene): + print "exporting ..." + self.writeHeader() + for name in scene.objects: + object = Blender.getObject(name) + self.beginObject(object) + self.writeObject(object) + self.endObject(object) + self.writeEnd() + + def writeEnd(self): + self.file.write("}\n") + self.file.close() + print "... finished" + + def writeFaces(self, faces, smooth, colors, materials, texture): + self.file.write(" IndexedFaceSet {\n") + # colors + if colors: + self.file.write(" vertexProperty VertexProperty {\n") + self.file.write(" orderedRGBA [\n") + for color in colors[:-1]: + r = hex(int(color[0] * 255)) + if len(r) == 3: + r = r + "0" + g = hex(int(color[1] * 255)) + if len(g) == 3: + g = g + "0" + b = hex(int(color[2] * 255)) + if len(b) == 3: + b = b + "0" + colstr = r + g[2:] + b[2:] + self.file.write(" %sff,\n" % colstr) + color = colors[-1] + r = hex(int(color[0] * 255)) + if len(r) == 3: + r = r + "0" + g = hex(int(color[1] * 255)) + if len(g) == 3: + g = g + "0" + b = hex(int(color[2] * 255)) + if len(b) == 3: + b = b + "0" + colstr = r + g[2:] + b[2:] + self.file.write(" %sff\n" % colstr) + self.file.write(" ]\n") + self.file.write(" materialBinding PER_VERTEX_INDEXED\n") + self.file.write(" }\n") + # coordinates + self.file.write(" coordIndex [\n") + for face in faces[:-1]: + if face[4] != smooth: + pass + elif face[2] == 0 and face[3] == 0: + print "can't export lines at the moment ..." + elif face[3] == 0: + self.file.write(" %s, %s, %s, -1,\n" % + (face[0], face[1], face[2])) + else: + self.file.write(" %s, %s, %s, %s, -1,\n"% + (face[0], face[1], face[2], face[3])) + face = faces[-1] + if face[4] != smooth: + pass + elif face[2] == 0 and face[3] == 0: + print "can't export lines at the moment ..." + elif face[3] == 0: + self.file.write(" %s, %s, %s, -1,\n" % + (face[0], face[1], face[2])) + else: + self.file.write(" %s, %s, %s, %s, -1,\n"% + (face[0], face[1], face[2], face[3])) + self.file.write(" ]\n") + # materials + if not colors and materials: + self.file.write(" materialIndex [\n") + for face in faces[:-1]: + if face[4] != smooth: + pass + else: + self.file.write(" %s,\n" % face[5]) + face = faces[-1] + if face[4] != smooth: + pass + else: + self.file.write(" %s\n" % face[5]) + self.file.write(" ]\n") + # texture coordinates + if texture: + self.file.write(" textureCoordIndex [\n") + index = 0 + for face in faces: + if face[3] == 0: + self.file.write(" " + + "%s, %s, %s, -1,\n" % + (index, index+1, index+2)) + else: + self.file.write(" " + + "%s, %s, %s, %s, -1,\n" % + (index, index+1, index+2, index+3)) + index = index + 4 + self.file.write(" ]\n") + self.file.write(" }\n") + + def writeHeader(self): + self.file.write("#Inventor V2.1 ascii\n\n") + self.file.write("Separator {\n") + self.file.write(" ShapeHints {\n") + self.file.write(" vertexOrdering COUNTERCLOCKWISE\n") + self.file.write(" }\n") + + def writeMaterials(self, materials): + if materials: + self.file.write(" Material {\n") + self.file.write(" diffuseColor [\n") + for name in materials[:-1]: + material = Blender.getMaterial(name) + self.file.write(" %s %s %s,\n" % + (material.R, material.G, material.B)) + name = materials[-1] + material = Blender.getMaterial(name) + self.file.write(" %s %s %s\n" % + (material.R, material.G, material.B)) + self.file.write(" ]\n") + self.file.write(" }\n") + self.file.write(" MaterialBinding {\n") + self.file.write(" value PER_FACE_INDEXED\n") + self.file.write(" }\n") + + def writeMatrix(self, matrix): + self.file.write(" MatrixTransform {\n") + self.file.write(" matrix %s %s %s %s\n" % + (matrix[0][0], matrix[0][1], + matrix[0][2], matrix[0][3])) + self.file.write(" %s %s %s %s\n" % + (matrix[1][0], matrix[1][1], + matrix[1][2], matrix[1][3])) + self.file.write(" %s %s %s %s\n" % + (matrix[2][0], matrix[2][1], + matrix[2][2], matrix[2][3])) + self.file.write(" %s %s %s %s\n" % + (matrix[3][0], matrix[3][1], + matrix[3][2], matrix[3][3])) + self.file.write(" }\n") + + def writeNormals(self, normals): + self.file.write(" Normal {\n") + self.file.write(" vector [\n") + for normal in normals[:-1]: + self.file.write(" %s %s %s,\n" % + (normal[0], normal[1], normal[2])) + normal = normals[-1] + self.file.write(" %s %s %s\n" % + (normal[0], normal[1], normal[2])) + self.file.write(" ]\n") + self.file.write(" }\n") + + def writeObject(self, object): + if object.type == "Mesh": + mesh = Blender.getMesh(object.data) + self.writeMatrix(object.matrix) + self.writeMaterials(object.materials) + self.writeTexture(mesh.texture, mesh.texcoords) + self.writeVertices(mesh.vertices) + self.writeFaces(mesh.faces, 0, mesh.colors, object.materials, + mesh.texture) + self.writeNormals(mesh.normals) + self.writeFaces(mesh.faces, 1, mesh.colors, object.materials, + mesh.texture) + else: + print "can't export %s at the moment ..." % object.type + + def writeTexture(self, texture, texcoords): + if texture: + self.file.write(" Texture2 {\n") + self.file.write(' filename "%s"\n' % texture) + self.file.write(" }\n") + self.file.write(" TextureCoordinate2 {\n") + self.file.write(" point [\n") + for texcoord in texcoords: + self.file.write(" %s %s,\n" % + (texcoord[0], texcoord[1])) + self.file.write(" ]\n") + self.file.write(" }\n") + self.file.write(" TextureCoordinateBinding {\n") + self.file.write(" value PER_VERTEX_INDEXED\n") + self.file.write(" }\n") + + def writeVertices(self, vertices): + self.file.write(" Coordinate3 {\n") + self.file.write(" point [\n") + for vertex in vertices[:-1]: + self.file.write(" %s %s %s,\n" % + (vertex[0], vertex[1], vertex[2])) + vertex = vertices[-1] + self.file.write(" %s %s %s\n" % + (vertex[0], vertex[1], vertex[2])) + self.file.write(" ]\n") + self.file.write(" }\n") + +ivexport = InventorExport("test.iv") +scene = Blender.getCurrentScene() +ivexport.export(scene) |