[WIN32K]
- Correctly use the Clip, Meta, Rao, API and Vis Regions in DCs
- Update the DC clipping object on demand each time a blt is performed
- Reduce the number of region allocated with handles when it's not needed
This commit fixes numerous bugs regarding clipping, most notably SetDIBitsToDevice overlapping foreground windows
CORE-8353 #resolve #comment There are still a few quirks in winetests which will get fixed in a next commit
CORE-7628 #comment should be fixed in rev 63731, please confirm.
svn path=/trunk/; revision=63731
20 files changed: