[Bf-python] OpenGL transparency in VIEW3D

[jms]

Gert De Roost a écrit :

>I am doing some research into the feasibility of
>making interactive GUIs for Python scripts using
>OpenGL in the 3D view.  From my experiments, I come to
>the conclusion that all scripts linked to an object on
>Redraw, are executed BEFORE the internal Blender
>geometry is drawn. 
>

Why do you  not link the script to  the scene :
#
import Blender
from Blender.BGL import *

glColor3f(0.6,0.8,0.9)
glRecti(20,20,520,520)
#


?