[Bug 28842] Dungeon Defenders configurator renders slowly

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=28842

--- Comment #11 from Bartosz  ---
During tab switching there are a lot of GdipGetDC, GdipReleaseDC,
GdipDrawImageRectRectI and GdipGetClip

Some of them could be easily optimized:

4316.353:0024:trace:gdiplus:GdipGetClip (00B93B90, 00B6DC18)
4316.353:0024:trace:gdiplus:GdipCloneRegion 00B6D880 0062E704
4316.353:0024:trace:gdiplus:GdipSetMatrixElements
(0062E708(0.00,0.00,0.00,0.00,0.00,0.00), 1.00, 0.00, 0.00, 1.00, 0.00, 0.00)
4316.353:0024:trace:gdiplus:GdipScaleMatrix
(0062E708(1.00,0.00,0.00,1.00,0.00,0.00), 1.00, 1.00, 1)
4316.353:0024:trace:gdiplus:GdipInvertMatrix
(0062E6A8(1.00,0.00,0.00,1.00,0.00,0.00))
4316.353:0024:trace:gdiplus:GdipMultiplyMatrix
(0062E708(1.00,0.00,0.00,1.00,0.00,0.00),
0062E6A8(1.00,0.00,0.00,1.00,-0.00,-0.00), 1)
4316.353:0024:trace:gdiplus:GdipTransformRegion (00B6DC38,
0062E708(1.00,0.00,0.00,1.00,0.00,0.00))
4316.353:0024:trace:gdiplus:GdipTransformMatrixPoints
(0062E708(1.00,0.00,0.00,1.00,0.00,0.00), 0062E680, 2)
4316.353:0024:trace:gdiplus:GdipTransformRegion (00B6DC18,
00B6DBF8(1.00,0.00,0.00,1.00,-0.00,-0.00))
4316.353:0024:trace:gdiplus:GdipTransformMatrixPoints
(00B6DBF8(1.00,0.00,0.00,1.00,-0.00,-0.00), 0062E6C0, 2)
4316.353:0024:trace:gdiplus:GdipGetMatrixElements
(00B6DBD8(1.00,0.00,0.00,1.00,0.00,0.00), 00B50110)
4316.353:0024:trace:gdiplus:GdipDeleteMatrix (00B6DBD8)