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# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2022, Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
from OpenGL.EGL.VERSION.EGL_1_0 import EGLNativeDisplayType, eglGetProcAddress, eglQueryString, EGL_EXTENSIONS
from OpenGL.raw.GLES2 import _types as _cs
from OpenGL.GLES2.VERSION.GLES2_2_0 import *
from OpenGL.GLES3.VERSION.GLES3_3_0 import *
from OpenGL import GL as gl
from ctypes import c_int, c_char_p, c_void_p, cdll, POINTER, util, \
pointer, CFUNCTYPE, c_bool
def getEGLNativeDisplay():
_x11lib = cdll.LoadLibrary(util.find_library('X11'))
XOpenDisplay = _x11lib.XOpenDisplay
XOpenDisplay.argtypes = [c_char_p]
XOpenDisplay.restype = POINTER(EGLNativeDisplayType)
return XOpenDisplay(None)
# Hack. PyOpenGL doesn't seem to manage to find glEGLImageTargetTexture2DOES.
def getglEGLImageTargetTexture2DOES():
funcptr = eglGetProcAddress('glEGLImageTargetTexture2DOES')
prototype = CFUNCTYPE(None, _cs.GLenum, _cs.GLeglImageOES)
return prototype(funcptr)
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