def initcolormap(self):
self.colormapinited = 1
self.color0 = None
self.fixcolor0 = 0
if self.format in ('rgb', 'jpeg', 'compress'):
self.set_rgbmode()
gl.RGBcolor(200, 200, 200) # XXX rather light grey
gl.clear()
return
# This only works on an Entry-level Indigo from IRIX 4.0.5
if self.format == 'rgb8' and is_entry_indigo() and \
gl.gversion() == 'GL4DLG-4.0.': # Note trailing '.'!
self.set_rgbmode()
gl.RGBcolor(200, 200, 200) # XXX rather light grey
gl.clear()
gl.pixmode(GL.PM_SIZE, 8)
return
self.set_cmode()
self.skipchrom = 0
if self.offset == 0:
self.mask = 0x7ff
else:
self.mask = 0xfff
if not self.quiet:
sys.stderr.write('Initializing color map...')
self._initcmap()
gl.clear()
if not self.quiet:
sys.stderr.write(' Done.\n')
def clear(self):
if not self.colormapinited: raise CallError
if gl.getdisplaymode() in (GET.DMRGB, GET.DMRGBDOUBLE):
gl.RGBcolor(200, 200, 200) # XXX rather light grey
gl.clear()
return
gl.writemask(0xffffffff)
gl.clear()
def clearto(self, r, g, b):
if not self.colormapinited: raise CallError
if gl.getdisplaymode() in (GET.DMRGB, GET.DMRGBDOUBLE):
gl.RGBcolor(r, g, b)
gl.clear()
return
index = self.color0[0]
self.fixcolor0 = 1
gl.mapcolor(index, r, g, b)
gl.writemask(0xffffffff)
gl.clear()
gl.gflush()
# Classes to read and write CMIF video files.