From a3c9e4f61181998b3672fa5d84747ad4ea67b50f Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Thu, 28 Jan 2016 17:57:06 -0600
Subject: [PATCH] Fix for GL interop from Kevin Jones (Issue #109)
---
pyopencl/cffi_cl.py | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/pyopencl/cffi_cl.py b/pyopencl/cffi_cl.py
index 181699e4..2b659bde 100644
--- a/pyopencl/cffi_cl.py
+++ b/pyopencl/cffi_cl.py
@@ -625,10 +625,9 @@ def _parse_context_properties(properties):
'CGL_SHAREGROUP_KHR',
)]:
- import ctypes
- if isinstance(value, ctypes._Pointer):
- import struct
- val, = struct.unpack("P", bytes(memoryview(value)))
+ from ctypes import _Pointer, addressof
+ if isinstance(value, _Pointer):
+ val = addressof(value)
else:
val = int(value)
--
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