Problem:
When moving a canvas, the content switches to white or black and does not return when the move is finished.
Solution:
The problem is related to the openGL acceleration of ROOT canvas drawing on some systems, e.g., Ubuntu 20.04 using Parallels on Mac.
To solve the problem, please locate the file:
Problem: When moving a canvas, the content switches to white or black and does not return when the move is finished.
Solution: The problem is related to the openGL acceleration of ROOT canvas drawing on some systems, e.g., Ubuntu 20.04 using Parallels on Mac. To solve the problem, please locate the file:
comment out the line:
and then recompile MEGAlib.