3DPrinting/PrusaSlicer-NonPlainar
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Custom support blockers are now working

Browse source
This commit is contained in:
Lukas Matena 2020-04-27 17:43:34 +02:00
parent 9fdc54bfff
commit 2bd524849a
2 changed files with 18 additions and 12 deletions
src/libslic3r
SupportMaterial.cpp

23
src/libslic3r/SupportMaterial.cpp
View file

@ -1101,10 +1101,10 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::top_contact_
if (! enforcers.empty()) {
// Apply the "support enforcers".
//FIXME add the "enforcers" to the sparse support regions only.
const ExPolygons &enforcer = enforcers[layer_id - 1];
const ExPolygons &enforcer = enforcers[layer_id];
if (! enforcer.empty()) {
// Enforce supports (as if with 90 degrees of slope) for the regions covered by the enforcer meshes.
Polygons new_contacts = diff(intersection(layerm_polygons, to_polygons(enforcer)),
Polygons new_contacts = diff(intersection(layerm_polygons, to_polygons(std::move(enforcer))),
offset(lower_layer_polygons, 0.05f * fw, SUPPORT_SURFACES_OFFSET_PARAMETERS));
if (! new_contacts.empty()) {
if (diff_polygons.empty())
@ -1115,19 +1115,26 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::top_contact_
}
}
}
// Apply the "support blockers".
if (! diff_polygons.empty() && ! blockers.empty() && ! blockers[layer_id].empty()) {
// Enforce supports (as if with 90 degrees of slope) for the regions covered by the enforcer meshes.
diff_polygons = diff(diff_polygons, to_polygons(blockers[layer_id]));
}
if (diff_polygons.empty())
continue;
// Apply the "support blockers".
if (! blockers.empty() && ! blockers[layer_id].empty()) {
// Expand the blocker a bit. Custom blockers produce strips
// spanning just the projection between the two slices.
// Subtracting them as they are may leave unwanted narrow
// residues of diff_polygons that would then be supported.
diff_polygons = diff(diff_polygons,
offset(union_(to_polygons(std::move(blockers[layer_id]))),
1000.*SCALED_EPSILON));
}
#ifdef SLIC3R_DEBUG
{
::Slic3r::SVG svg(debug_out_path("support-top-contacts-raw-run%d-layer%d-region%d.svg",
iRun, layer_id,
std::find_if(layer.regions.begin(), layer.regions.end(), [layerm](const LayerRegion* other){return other == layerm;}) - layer.regions.begin()),
std::find_if(layer.regions.begin(), layer.regions.end(), [layerm](const LayerRegion* other){return other == layerm;}) - layer.regions.begin()),
get_extents(diff_polygons));
Slic3r::ExPolygons expolys = union_ex(diff_polygons, false);
svg.draw(expolys);