XPutImage not drawing "small" images

Michel Dänzer michel at daenzer.net
Fri Aug 26 00:52:13 UTC 2016

On 26/08/16 03:01 AM, Omar Eshmawi wrote:
>     Hey, I'm having weird problems w/ XPutImage ()
> on 2 different computers w/ different graphics cards
> when I put in certain values for the width,height fields
> the image isn't drawn
> specifically when the dimensions take up a space smaller than 4096 pixels, it won't draw
> so XPutImage (<display>,<drawable>,<gc>,<ximg>,0,0,0,0,64,64) works
> XPutImage (<display>,<drawable>,<gc>,<ximg>,0,0,0,0,32,32) doesn't
> or any of these also don't work (width,height) -> (32,65) (66,30) (63,63)
> however, (32,128) would work
> so am I using the function wrong b/c I haven't seen anyone else have this problem through internet search.
> I'm using the main window of my application for the <drawable> parameter
> & I'm using DefaultGC() for my <gc> parameter

Please provide the exact code you're running, and the corresponding Xorg
log files.

Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer

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