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Diffstat (limited to 'silx/gui/_glutils/Context.py')
| -rw-r--r-- | silx/gui/_glutils/Context.py | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/silx/gui/_glutils/Context.py b/silx/gui/_glutils/Context.py deleted file mode 100644 index c62dbb9..0000000 --- a/silx/gui/_glutils/Context.py +++ /dev/null @@ -1,75 +0,0 @@ -# coding: utf-8 -# /*########################################################################## -# -# Copyright (c) 2014-2019 European Synchrotron Radiation Facility -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in -# all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -# THE SOFTWARE. -# -# ###########################################################################*/ -"""Abstraction of OpenGL context. - -It defines a way to get current OpenGL context to support multiple -OpenGL contexts. -""" - -__authors__ = ["T. Vincent"] -__license__ = "MIT" -__date__ = "25/07/2016" - -import contextlib - - -class _DEFAULT_CONTEXT(object): - """The default value for OpenGL context""" - pass - -_context = _DEFAULT_CONTEXT -"""The current OpenGL context""" - - -def getCurrent(): - """Returns platform dependent object of current OpenGL context. - - This is useful to associate OpenGL resources with the context they are - created in. - - :return: Platform specific OpenGL context - """ - return _context - - -def setCurrent(context=_DEFAULT_CONTEXT): - """Set a platform dependent OpenGL context - - :param context: Platform dependent GL context - """ - global _context - _context = context - - -@contextlib.contextmanager -def current(context): - """Context manager setting the platform-dependent GL context - - :param context: Platform dependent GL context - """ - previous_context = getCurrent() - setCurrent(context) - yield - setCurrent(previous_context) |