pylib/gfxprim/generators/__init__.py

   1 #
   2 #  gfxprim.generate
   3 #
   4
   5
   6 # Global config instance
   7
   8 config = None
   9
  10
  11 def load_gfxprim_config(config_file = None):
  12   """Initialize GfxPrimConfig from a given or guessed config file.
  13   Looks for the file by parameter, in env['PIXELTYPE_DEFS'] and
  14   in dir(__file__)/../../../gfxprim_config.py, in that order.
  15   """
  16   if not defs_file:
  17     defs_file = os.environ.get("PIXELTYPE_DEFS", None)
  18   if not defs_file:
  19     path = os.path.dirname(os.path.abspath(__file__))
  20     defs_file = os.path.abspath(
  21         os.path.join(path, "..", "..", "..", "gfxprim_config.py"))
  22   if not os.path.exists(defs_file):
  23     sys.stderr.write("WARNING: GfxPrimConfig file %s not found!\n" % defs_file)
  24
  25   from gfxprim.generate.pixeltype import PixelType
  26   from gfxprim.generate.gfxprimconfig import GfxPrimConfig
  27   l = {"PixelType": PixelType, "GfxPrimConfig": GfxPrimConfig}
  28   execfile(defs_file, globals(), l)
  29
  30   config = l["config"]
  31   assert config