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Fixes STR #2887: Fl_Scroll widget fails under Mac OS X 10.8 on MacBook Pro with retina display.

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@9721 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
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Manolo Gouy 2012-11-15 08:30:44 +00:00
parent 272514cebf
commit 302200668b
1 changed files with 1 additions and 1 deletions
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src/Fl_cocoa.mm
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@ -3326,7 +3326,7 @@ static NSBitmapImageRep* rect_to_NSBitmapImageRep(Fl_Window *win, int x, int y,
win = win->window();
}
CGFloat epsilon = 0;
if (fl_mac_os_version >= 100600) epsilon = 0.001;
if (fl_mac_os_version >= 100600) epsilon = 0.5; // STR #2887
// The epsilon offset is absolutely necessary under 10.6. Without it, the top pixel row and
// left pixel column are not read, and bitmap is read shifted by one pixel in both directions.
// Under 10.5, we want no offset.