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from __future__ import print_function
import sys
from OpenGL.GL import *
from OpenGL.GLUT import *
from OpenGL.extensions import alternate
from OpenGL.GL.ARB.draw_instanced import *
from OpenGL.GL.EXT.draw_instanced import *
def detect():
glutInit([])
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
glutInitWindowSize(200, 200)
glutCreateWindow("Detection")
functions = (
glDrawArraysInstanced,
glDrawArraysInstancedARB,
glDrawArraysInstancedEXT,
# glDrawArraysInstancedNV, is GLES only
)
for function in functions:
print(function.__name__, bool(function))
any = alternate(*functions)
print(any, bool(any))
sys.stdout.write('OK\n')
sys.stdout.flush()
try:
if fgDeinitialize:
fgDeinitialize(False)
except NameError:
pass # Older PyOpenGL, you may see a seg-fault here...
if __name__ == "__main__":
detect()
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