opengl support for memory64

Author: PhilippMuigg

AUTHORS

@@ -595,3 +595,4 @@ a license to everyone to use it as detailed in LICENSE.)
 * Piotr Wierciński <laminowany@gmail.com>
 * 郑苏波 (Super Zheng) <superzheng@tencent.com>
 * James Hu <jameshu2022@gmail.com>
+* Philipp Muigg <philipp.muigg@siemens.com> (copyright owned by Siemens)