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from ctypes import * | |
import pyglet | |
import pyglet.util | |
__all__ = ['link_EGL'] | |
egl_lib = pyglet.lib.load_library('EGL') | |
# Look for eglGetProcAddress | |
eglGetProcAddress = getattr(egl_lib, 'eglGetProcAddress') | |
eglGetProcAddress.restype = POINTER(CFUNCTYPE(None)) | |
eglGetProcAddress.argtypes = [POINTER(c_ubyte)] | |
def link_EGL(name, restype, argtypes, requires=None, suggestions=None): | |
try: | |
func = getattr(egl_lib, name) | |
func.restype = restype | |
func.argtypes = argtypes | |
return func | |
except AttributeError: | |
bname = cast(pointer(create_string_buffer(pyglet.util.asbytes(name))), POINTER(c_ubyte)) | |
addr = eglGetProcAddress(bname) | |
if addr: | |
ftype = CFUNCTYPE(*((restype,) + tuple(argtypes))) | |
func = cast(addr, ftype) | |
return func | |
return pyglet.gl.lib.missing_function(name, requires, suggestions) | |