Get general information about the OpenGL implementation on this machine. This should provide a consistent means of doing so regardless of the OpenGL interface we are using.
Returns are dictionary with the following fields:
vendor, renderer, version, majorVersion, minorVersion, doubleBuffer,
maxTextureSize, stereo, maxSamples, extensions
Supported extensions are returned as a list in the ‘extensions’ field. You can check if a platform supports an extension by checking the membership of the extension name in that list.
OpenGLInfo