diff options
Diffstat (limited to 'vcl/opengl')
| -rw-r--r-- | vcl/opengl/gdiimpl.cxx | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/vcl/opengl/gdiimpl.cxx b/vcl/opengl/gdiimpl.cxx index 4a4a19c89600..25cac157a56b 100644 --- a/vcl/opengl/gdiimpl.cxx +++ b/vcl/opengl/gdiimpl.cxx @@ -1678,7 +1678,12 @@ bool OpenGLSalGraphicsImpl::drawPolyLine( // Transform to DeviceCoordinates, get DeviceLineWidth, execute PixelSnapHairline aPolyPolygonLine.transform(rObjectToDevice); if(bPixelSnapHairline) { aPolyPolygonLine = basegfx::utils::snapPointsOfHorizontalOrVerticalEdges(aPolyPolygonLine); } - const basegfx::B2DVector aLineWidth(rObjectToDevice * rLineWidth); + + // tdf#124848 get correct LineWidth in discrete coordinates, + // take hairline case into account + const basegfx::B2DVector aLineWidth(rLineWidth.equalZero() + ? basegfx::B2DVector(1.0, 1.0) + : rObjectToDevice * rLineWidth); for(sal_uInt32 a(0); a < aPolyPolygonLine.count(); a++) { |