EyeonTips:Script/Reference/Applications/Fusion/Classes/GLViewer
From VFXPedia
This is a parent class for 2D and 3D viewers. 2D image viewers are instances of the GLImageViewer subclass and have additional methods to set and show the DoD, RoI or LUT.
- SetScale() needs to be followed by Refresh() to actually redraw the viewer at the new scale.