3DPrinting/PrusaSlicer-NonPlainar
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Custom support blockers are now working

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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
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7
src/libslic3r/PrintObject.cpp
View file

@ -2686,7 +2686,7 @@ void PrintObject::project_and_append_custom_supports(
// Iterate over all triangles.
tbb::parallel_for(
tbb::blocked_range<size_t>(0, custom_facets.size() - 1),
tbb::blocked_range<size_t>(0, custom_facets.size()),
[&](const tbb::blocked_range<size_t>& range) {
for (size_t idx = range.begin(); idx < range.end(); ++ idx) {
@ -2799,10 +2799,9 @@ void PrintObject::project_and_append_custom_supports(
// Now append the collected polygons to respective layers.
for (auto& trg : projections_of_triangles) {
int layer_id = trg.first_layer_id;
if (layer_id == 0)
continue;
for (const LightPolygon& poly : trg.polygons) {
expolys[layer_id-1].emplace_back(std::move(poly.pts));
expolys[layer_id].emplace_back(std::move(poly.pts));
++layer_id;
}
}

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);