On Wed, Apr 11, 2012 at 10:23, Stepa Nick <hired...@gmail.com> wrote: > Hello. I have following code: > >> Bitmap * bmp = new Bitmap(500, 500, PixelFormat32bppARGB); >> { >> Graphics gr(bmp); >> >> //FIRST LINE >> PointF* local1PointF = new PointF(17.823631, 89.429169); >> PointF* local2PointF = new PointF(17.823631, 87.577080); >> >> //SECOND LINE >> PointF* local3PointF = new PointF(14.933444, 89.429169); >> PointF* local4PointF = new PointF(14.933444, 87.577080); >> Pen * pen = new Pen(Color(255, 0, 0), 0.1); >> gr.SetPageUnit(UnitMillimeter); >> >> gr.SetPixelOffsetMode(PixelOffsetModeHalf); //PROBLEM! >> >> gr.DrawLine(pen,(*local1PointF),(*local2PointF)); >> gr.DrawLine(pen,(*local3PointF),(*local4PointF)); >> } > > When I run it without SetPixelOffsetMode i get equal line, but with it > line are not identical(first line is longer). I explore > "dlls/gdiplus/graphics.c" and i find this comment: "/* FIXME: Pixel > offset mode is not used anywhere except the getter/setter. */". So, I > what to understand why I have different images(how pixeloffset affect > on drawing lines)? I try to run windbg, run > `WINEDEBUG=gdiplus,gdi,ddraw,graphics wine ./my.exe`, but analyzing > output didn`t give my any results. Thanks!
Run with `WINEDEBUG=loaddll wine my.exe` and ensure that builtin gdiplus is being used. -- -Austin