3DPrinting/PrusaSlicer-NonPlainar
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Some more refactoring of ClipperLib / closing() / opening()

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This commit is contained in:
Vojtech Bubnik 2021-10-18 14:51:09 +02:00
parent f494ad565b
commit 556e0c53c7
5 changed files with 54 additions and 11 deletions
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4
src/libslic3r/PrintObject.cpp
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@ -1088,7 +1088,7 @@ void PrintObject::discover_vertical_shells()
// For a multi-material print, simulate perimeter / infill split as if only a single extruder has been used for the whole print.
if (perimeter_offset > 0.) {
// The layer.lslices are forced to merge by expanding them first.
polygons_append(cache.holes, offset(offset_ex(layer.lslices, 0.3f * perimeter_min_spacing), - perimeter_offset - 0.3f * perimeter_min_spacing));
polygons_append(cache.holes, offset2(layer.lslices, 0.3f * perimeter_min_spacing, - perimeter_offset - 0.3f * perimeter_min_spacing));
#ifdef SLIC3R_DEBUG_SLICE_PROCESSING
{
Slic3r::SVG svg(debug_out_path("discover_vertical_shells-extra-holes-%d.svg", debug_idx), get_extents(layer.lslices));
@ -1325,7 +1325,7 @@ void PrintObject::discover_vertical_shells()
#if 1
// Intentionally inflate a bit more than how much the region has been shrunk,
// so there will be some overlap between this solid infill and the other infill regions (mainly the sparse infill).
shell = offset(offset_ex(union_ex(shell), - 0.5f * min_perimeter_infill_spacing), 0.8f * min_perimeter_infill_spacing, ClipperLib::jtSquare);
shell = opening(union_(shell), 0.5f * min_perimeter_infill_spacing, 0.8f * min_perimeter_infill_spacing, ClipperLib::jtSquare);
if (shell.empty())
continue;
#else