From 270d5ddc31c26b62379e3caa9044dd75ccc71847 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Picca=20Fr=C3=A9d=C3=A9ric-Emmanuel?= <picca@debian.org>
Date: Sun, 4 Mar 2018 10:20:27 +0100
Subject: New upstream version 0.7.0+dfsg

---
 silx/gui/_glutils/gl.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'silx/gui/_glutils/gl.py')

diff --git a/silx/gui/_glutils/gl.py b/silx/gui/_glutils/gl.py
index 4b9a7bb..608d9ce 100644
--- a/silx/gui/_glutils/gl.py
+++ b/silx/gui/_glutils/gl.py
@@ -101,7 +101,10 @@ def enabled(capacity, enable=True):
     :param bool enable:
         True (default) to enable during context, False to disable
     """
-    if enable:
+    if bool(enable) == glGetBoolean(capacity):
+        # Already in the right state: noop
+        yield
+    elif enable:
         glEnable(capacity)
         yield
         glDisable(capacity)
-- 
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