There is a small issue with the way that Maya 2015 works with the IBL’s – particularly how they are being cached. You might have run into a problem where if you have a large HDR image loaded into an IBL node in Maya 2015, the applciatin will load the file again every time you make a slider change.
[pullquote]A quick hack to work around a bug in the IBL node[/pullquote]Autodesk’s Daryl Obert shows a simple work around until the bug is squashed, showing how you can set up an IBL using the a texture rather than the image file setting.
