0029125: Visualization, OpenGl_Text - fix access violation within OpenGL1.1 context
authorkgv <kgv@opencascade.com>
Tue, 19 Sep 2017 09:53:15 +0000 (12:53 +0300)
committerbugmaster <bugmaster@opencascade.com>
Fri, 22 Sep 2017 08:52:07 +0000 (11:52 +0300)
commit048e1b3b03f0a6a70b6c67c9d01ff85b1ce5876b
treeaaa821a83e0e7ce5d04bb85382336eed69ad145d
parent8444aedb1d6e25c2f1ab6bac24ffb74b3fea0f4a
0029125: Visualization, OpenGl_Text - fix access violation within OpenGL1.1 context

OpenGl_Context::DiagnosticInformation() - added OpenGL version check before retrieving GL_SHADING_LANGUAGE_VERSION string.
src/OpenGl/OpenGl_Context.cxx
src/OpenGl/OpenGl_Text.cxx