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Conference bulova::decw_jan-89_to_nov-90

Title:DECWINDOWS 26-JAN-89 to 29-NOV-90
Notice:See 1639.0 for VMS V5.3 kit; 2043.0 for 5.4 IFT kit
Moderator:STAR::VATNE
Created:Mon Oct 30 1989
Last Modified:Mon Dec 31 1990
Last Successful Update:Fri Jun 06 1997
Number of topics:3726
Total number of notes:19516

2066.0. "XGetImage() Problem." by WPOMM2::ZAMBOTTI () Thu Jan 18 1990 02:20

Hi again,

re: 2065.0

I am having a problem using the XGetImage() function.  Whenever I use it my
machine goes to sleep for about 70 seconds and then continues normally. The
function returns the correct information but ties the whole machine up.

When I call XGetImage() within that 70 second period I cannot use my PMAX
for anything.  I cannot select another window, raise or lower a window or
even type within the in-focus window. Absolutely nothing works.

I have given XGetImage() a new name :

	SingleUserSingleTaskSleep()

I'm not joking!

I can't believe the XGetImage() is that slow because XPutImage() takes only
a fraction of a second to puit back the image I just got and it works
correctly as well.

For a code example see 2065.0 & .1

What gives here?

Walter Zambotti
T.RTitleUserPersonal
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2066.1answered in 2065.4GSRC::WESTVariables don't, Constants aren'tFri Jan 19 1990 10:351