The URL you provide to download following OpenGL ES 1.1 SDK for Windows XP doesn’t work.
2. Locate OpenGL ES 1.1 > PC Emulation >
3. Select Windows XP - OpenGL ES 1.1
The browser will fail when attemping to open the following link
https://www.imgtec.com/../../../downloadconfirmation.asp?SDK=WinXPEmuOGLES1.1&Title=OpenGL 1.1 PC Emulator Win XP
Modify the URL to read.https://www.imgtec.com/downloadconfirmation.asp?SDK=WinXPEmuOGLES1.1&Title=OpenGL 1.1 PC Emulator Win XP
I figured you'd want to know.