Thanks. Luckily the software I'm using is open source and cross platform, so I managed to take your advice, installed a Linux distro and got this working. Still not perfect (it's more than a little...

I realize this is an Nvidia specific problem, but the developer forums are down at the moment so I thought I'd ask here, just in case anyone has had the same issue.

I'm trying to modify a...

Part of an app I'm making centers around some textures which I plan to modify fairly often.

At the moment, I'm using glTexImage2D and creating the textures from an array of bytes (data) with the...