diff options
| author | bubnikv <bubnikv@gmail.com> | 2016-11-08 17:35:08 +0300 |
|---|---|---|
| committer | bubnikv <bubnikv@gmail.com> | 2016-11-08 17:35:08 +0300 |
| commit | e92501e51e24c005fd0b2d5ff167b32f14431390 (patch) | |
| tree | 07633817ccede4046192a46313ab72b060b53127 /xs | |
| parent | b8590180d8152844e8709063d3fe048dec305c1c (diff) | |
Use a less aggressive positive offset for top/bottom/bridge surfaces,
when enlarging them for better anchoring.
Diffstat (limited to 'xs')
| -rw-r--r-- | xs/src/libslic3r/LayerRegion.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/xs/src/libslic3r/LayerRegion.cpp b/xs/src/libslic3r/LayerRegion.cpp index 0f916c2bf..f25ad2dc0 100644 --- a/xs/src/libslic3r/LayerRegion.cpp +++ b/xs/src/libslic3r/LayerRegion.cpp @@ -88,6 +88,10 @@ LayerRegion::make_perimeters(const SurfaceCollection &slices, SurfaceCollection* g.process(); } +//#define EXTERNAL_SURFACES_OFFSET_PARAMETERS CLIPPER_OFFSET_SCALE, ClipperLib::jtMiter, 3. +//#define EXTERNAL_SURFACES_OFFSET_PARAMETERS CLIPPER_OFFSET_SCALE, ClipperLib::jtMiter, 1.5 +#define EXTERNAL_SURFACES_OFFSET_PARAMETERS CLIPPER_OFFSET_SCALE, ClipperLib::jtSquare, 0. + void LayerRegion::process_external_surfaces(const Layer* lower_layer) { @@ -104,7 +108,7 @@ LayerRegion::process_external_surfaces(const Layer* lower_layer) for (Surfaces::const_iterator surface = surfaces.begin(); surface != surfaces.end(); ++surface) { if (!surface->is_bottom()) continue; - ExPolygons grown = offset_ex(surface->expolygon, +margin); + ExPolygons grown = offset_ex(surface->expolygon, +margin, EXTERNAL_SURFACES_OFFSET_PARAMETERS); /* detect bridge direction before merging grown surfaces otherwise adjacent bridges would get merged into a single one while they need different directions @@ -156,11 +160,11 @@ LayerRegion::process_external_surfaces(const Layer* lower_layer) for (Surfaces::const_iterator surface = surfaces.begin(); surface != surfaces.end(); ++surface) { if (surface->surface_type == stBottom || lower_layer == NULL) { // Grown by 3mm. - surfaces_append(bottom, offset_ex(surface->expolygon, float(margin)), *surface); + surfaces_append(bottom, offset_ex(surface->expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), *surface); } else if (surface->surface_type == stBottomBridge) { bridges.push_back(*surface); // Grown by 3mm. - bridges_grown.push_back(offset(surface->expolygon, float(margin))); + bridges_grown.push_back(offset(surface->expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS)); bridge_bboxes.push_back(get_extents(bridges_grown.back())); } } @@ -275,7 +279,7 @@ LayerRegion::process_external_surfaces(const Layer* lower_layer) // This gives the priority to bottom surfaces. surfaces_append( top, - STDMOVE(diff_ex(offset(surface->expolygon, float(margin)), bottom_polygons)), + STDMOVE(diff_ex(offset(surface->expolygon, float(margin), EXTERNAL_SURFACES_OFFSET_PARAMETERS), bottom_polygons)), *surface); // template bool internal_surface = surface->surface_type != stTop && ! surface->is_bottom(); if (has_infill || surface->surface_type != stInternal) { |