mesh_export.py

   1 #!BPY
   2 # $Id$
   3
   4 """
   5 Name: 'MSP GL Mesh (.mesh)...'
   6 Blender: 244
   7 Group: 'Export'
   8 """
   9
  10 import sys
  11 import Blender
  12
  13 class Exporter:
  14         def __init__(self, fn):
  15                 self.filename=fn
  16                 if fn==None:
  17                         self.out_file=sys.stdout
  18                 else:
  19                         self.out_file=file(fn, "w")
  20
  21         def export(self):
  22                 scene=Blender.Scene.GetCurrent()
  23
  24                 obj=scene.getActiveObject()
  25                 if obj.getType()!="Mesh":
  26                         raise Exception, "Can only export Mesh data"
  27
  28                 mesh=obj.getData(mesh=True)
  29
  30                 self.out_file.write("vertices NORMAL3,VERTEX3\n{\n")
  31                 for v in mesh.verts:
  32                         self.out_file.write("\tnormal3 %g %g %g;\n"%tuple(v.no))
  33                         self.out_file.write("\tvertex3 %g %g %g;\n"%tuple(v.co))
  34                 self.out_file.write("};\n")
  35                 self.out_file.write("batch TRIANGLES\n{\n")
  36                 for f in mesh.faces:
  37                         for i in range(2, len(f.verts)):
  38                                 self.out_file.write("\tindices %u %u %u;\n"%(f.verts[0].index, f.verts[i-1].index, f.verts[i].index))
  39                 self.out_file.write("};\n")
  40
  41 class FrontEnd:
  42         def run(self):
  43                 #self.export(None)
  44                 Blender.Window.FileSelector(self.export, "Export MSP GL mesh", Blender.sys.makename(ext='.mesh'))
  45
  46         def export(self, fn):
  47                 exp=Exporter(fn)
  48                 exp.export()
  49
  50 if __name__=="__main__":
  51         fe=FrontEnd()
  52         fe.run()