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FDM supports: One more fix of the new solid interface base

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This commit is contained in:
Vojtech Bubnik 2021-02-15 16:35:09 +01:00
parent 31913ba11b
commit eb1471427c
2 changed files with 21 additions and 15 deletions
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26
src/libslic3r/SupportMaterial.cpp
View File

@ -2311,11 +2311,10 @@ std::pair<PrintObjectSupportMaterial::MyLayersPtr, PrintObjectSupportMaterial::M
return &layer_new;
};
tbb::parallel_for(tbb::blocked_range<int>(0, int(intermediate_layers.size())),
[this, &bottom_contacts, &top_contacts, &intermediate_layers, &insert_layer, num_interface_layers, num_interface_layers_only,
&interface_layers, &base_interface_layers](const tbb::blocked_range<int>& range) {
// gather the number of layers below/above object
// FIX The algorithm calculates top_z/bottom_z coordinates refered to the conctacts and above them polygons are projected.
[this, &bottom_contacts, &top_contacts, &intermediate_layers, &insert_layer, num_interface_layers, num_base_interface_layers, num_interface_layers_only,
&interface_layers, &base_interface_layers](const tbb::blocked_range<int>& range) {
// Gather the top / bottom contact layers intersecting with num_interface_layers resp. num_interface_layers_only intermediate layers above / below
// this intermediate layer.
// Index of the first top contact layer intersecting the current intermediate layer.
auto idx_top_contact_first = -1;
// Index of the first bottom contact layer intersecting the current intermediate layer.
@ -2324,11 +2323,20 @@ std::pair<PrintObjectSupportMaterial::MyLayersPtr, PrintObjectSupportMaterial::M
for (int idx_intermediate_layer = range.begin(); idx_intermediate_layer < range.end(); ++ idx_intermediate_layer) {
MyLayer &intermediate_layer = *intermediate_layers[idx_intermediate_layer];
// Top / bottom Z coordinate of a slab, over which we are collecting the top / bottom contact surfaces
// Indexing is further corrected by the existing contacts, that are interface layers as well.
coordf_t top_z = intermediate_layers[std::min(num_intermediate - 1, idx_intermediate_layer + num_interface_layers - 1)]->print_z;
coordf_t top_inteface_z = intermediate_layers[std::min(num_intermediate - 1, idx_intermediate_layer + num_interface_layers_only - 1)]->print_z;
coordf_t top_inteface_z = std::numeric_limits<coordf_t>::max();
coordf_t bottom_z = intermediate_layers[std::max(0, idx_intermediate_layer - num_interface_layers + 1)]->bottom_z;
coordf_t bottom_interface_z = intermediate_layers[std::max(0, idx_intermediate_layer - num_interface_layers_only + 1)]->bottom_z;
coordf_t bottom_interface_z = - std::numeric_limits<coordf_t>::max();
if (num_base_interface_layers > 0) {
// Some base interface layers will be generated.
if (num_interface_layers_only == 0)
// Only base interface layers to generate.
std::swap(top_inteface_z, bottom_interface_z);
else {
top_inteface_z = intermediate_layers[std::min(num_intermediate - 1, idx_intermediate_layer + num_interface_layers_only - 1)]->print_z;
bottom_interface_z = intermediate_layers[std::max(0, idx_intermediate_layer - num_interface_layers_only)]->bottom_z;
}
}
// Move idx_top_contact_first up until above the current print_z.
idx_top_contact_first = idx_higher_or_equal(top_contacts, idx_top_contact_first, [&intermediate_layer](const MyLayer *layer){ return layer->print_z >= intermediate_layer.print_z; }); // - EPSILON
// Collect the top contact areas above this intermediate layer, below top_z.
@ -2336,7 +2344,7 @@ std::pair<PrintObjectSupportMaterial::MyLayersPtr, PrintObjectSupportMaterial::M
Polygons polygons_top_contact_projected_base;
for (int idx_top_contact = idx_top_contact_first; idx_top_contact < int(top_contacts.size()); ++ idx_top_contact) {
const MyLayer &top_contact_layer = *top_contacts[idx_top_contact];
//FIXME maybe this adds one interface layer in excess? removed?
//FIXME maybe this adds one interface layer in excess?
if (top_contact_layer.bottom_z - EPSILON > top_z)
break;
polygons_append(top_contact_layer.bottom_z - EPSILON > top_inteface_z ? polygons_top_contact_projected_base : polygons_top_contact_projected_interface, top_contact_layer.polygons);

10
src/libslic3r/SupportMaterial.hpp
View File

@ -201,10 +201,9 @@ private:
const MyLayersPtr &base_layers,
MyLayerStorage &layer_storage) const;
// New method allows base interface support, also
// Turn some of the base layers into interface layers for number_base_interface_layers == 0.
// Create base type interface layers under soluble interfaces to extend adhesion.
// Turn some of the base layers into base interface layers for number_base_interface_layers > 0.
// Turn some of the base layers into base interface layers.
// For soluble interfaces with non-soluble bases, print maximum two first interface layers with the base
// extruder to improve adhesion of the soluble filament to the base.
std::pair<MyLayersPtr, MyLayersPtr> generate_interface_layers(
const MyLayersPtr &bottom_contacts,
const MyLayersPtr &top_contacts,
@ -226,7 +225,6 @@ private:
void clip_with_shape();
*/
// New method needed for additional base interface support
// Produce the actual G-code.
void generate_toolpaths(
SupportLayerPtrs &support_layers,
@ -252,7 +250,7 @@ private:
bool m_can_merge_support_regions;
coordf_t m_support_layer_height_min;
coordf_t m_support_layer_height_max;
// coordf_t m_support_layer_height_max;
coordf_t m_gap_xy;
};