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()
"""
Windows implementation of the opengl frame
"""
from ctypes import WinDLL, c_void_p
from ctypes.wintypes import HDC
from OpenGL.WGL import PIXELFORMATDESCRIPTOR, ChoosePixelFormat, \
SetPixelFormat, SwapBuffers, wglCreateContext, wglMakeCurrent
from pyopengltk.base import BaseOpenGLFrame
_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
# Inherits the base and fills in the 3 platform dependent functions
class OpenGLFrame(BaseOpenGLFrame):