I guess you mean something like this:
` simple demo showing disappearing sprite when window is moved
set display mode 640, 480, 32 `desktop width(), desktop height(), 32
sync on : sync rate 60 : sync
set window on
set window size 800, 600
create bitmap 1, 48, 48
cls rgb(255, 255, 0)
ink 0, 0
text 16, 16, "Hi!"
get image 1, 0, 0, 48, 48
set current bitmap 0
delete bitmap 1
ink rgb(128, 255, 128), 0
make object cube 1, 100
sprite 1, 100, 100, 1
scale sprite 1, 500
repeat
center text screen width()/2, screen height()/6, "Move window and sprite disappears!"
zrotate object 1, object angle z(1) + 0.3
sync
until spacekey()
end
Yes, it is annoying and I don't know the solution.