def InitOpenGLContext(self):
_user32 = WinDLL('user32')
GetDC = _user32.GetDC
GetDC.restype = HDC
GetDC.argtypes = [c_void_p]
pfd = PIXELFORMATDESCRIPTOR()
PFD_TYPE_RGBA = 0
PFD_MAIN_PLANE = 0
PFD_DOUBLEBUFFER = 0x00000001
PFD_DRAW_TO_WINDOW = 0x00000004
PFD_SUPPORT_OPENGL = 0x00000020
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER
pfd.iPixelType = PFD_TYPE_RGBA
pfd.cColorBits = 24
pfd.cDepthBits = 16
pfd.iLayerType = PFD_MAIN_PLANE
self.hwnd = self.winfo_id()
self.hdc = GetDC(self.hwnd)
pixelformat = ChoosePixelFormat(self.hdc, pfd)
SetPixelFormat(self.hdc, pixelformat, pfd)
self.hrc = wglCreateContext(self.hdc)
self.OpenGLActiveContext()
self.OpenGLResizeViewport()
def tkCreateContext(self):
self.__window = GetDC(self.winfo_id())
pixelformat = ChoosePixelFormat(self.__window, pfd)
SetPixelFormat(self.__window, pixelformat, pfd)
self.__context = wglCreateContext(self.__window)
wglMakeCurrent(self.__window, self.__context)