From b1d4a4faf8c6aa8999917afcf5c08c5e70243837 Mon Sep 17 00:00:00 2001 From: supermerill Date: Tue, 16 Nov 2021 20:31:14 +0100 Subject: [PATCH] Fix compound scaling from commit 8cc345 (that tries to fix fix 37838be) supermerill/SuperSlicer#1891 supermerill/SuperSlicer#66 --- src/libslic3r/ClipperUtils.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/src/libslic3r/ClipperUtils.cpp b/src/libslic3r/ClipperUtils.cpp index cc91ce050..431c4ed0f 100644 --- a/src/libslic3r/ClipperUtils.cpp +++ b/src/libslic3r/ClipperUtils.cpp @@ -598,6 +598,10 @@ ClipperLib::PolyTree _clipper_do_pl(const ClipperLib::ClipType clipType, const P // read input ClipperLib::Paths input_subject = Slic3rMultiPoints_to_ClipperPaths(subject); ClipperLib::Paths input_clip = Slic3rMultiPoints_to_ClipperPaths(clip); + + // perform safety offset (before scaling because it scale & unscale) + if (safety_offset_) safety_offset(&input_clip); + //scale to have some more precision to do some Y-bugfix scaleClipperPolygons(input_subject); scaleClipperPolygons(input_clip); @@ -614,9 +618,6 @@ ClipperLib::PolyTree _clipper_do_pl(const ClipperLib::ClipType clipType, const P lasty = pt.Y; } } - - // perform safety offset - if (safety_offset_) safety_offset(&input_clip); // init Clipper ClipperLib::Clipper clipper;