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Fix of the 1st support layer.

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This commit is contained in:
bubnikv 2017-01-16 10:56:40 +01:00
parent 41fbec9063
commit 4eed07bbab
1 changed files with 23 additions and 15 deletions
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38
xs/src/libslic3r/SupportMaterial.cpp
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@ -20,6 +20,7 @@
#include "SVG.hpp"
#endif
// #undef NDEBUG
#include <cassert>
namespace Slic3r {
@ -958,6 +959,17 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::raft_and_int
for (size_t idx_extreme = 0; idx_extreme < extremes.size(); ++ idx_extreme) {
LayerExtreme *extr1 = (idx_extreme == 0) ? NULL : &extremes[idx_extreme-1];
coordf_t extr1z = (extr1 == NULL) ? m_slicing_params.raft_interface_top_z : extr1->z();
assert(extremes[idx_extreme].z() > extr1z);
if (extr1z == 0.) {
// This layer interval starts with the 1st layer. Print the 1st layer using the prescribed 1st layer thickness.
assert(intermediate_layers.empty());
MyLayer &layer_new = layer_allocate(layer_storage, sltIntermediate);
layer_new.bottom_z = 0.;
layer_new.print_z = extr1z = this->first_layer_height();
layer_new.height = extr1z;
intermediate_layers.push_back(&layer_new);
// Continue printing the other layers up to extr2z.
}
LayerExtreme &extr2 = extremes[idx_extreme];
coordf_t extr2z = extr2.z();
coordf_t dist = extr2z - extr1z;
@ -968,7 +980,7 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::raft_and_int
size_t n_layers_extra = size_t(ceil(dist / m_support_layer_height_max));
assert(n_layers_extra > 0);
coordf_t step = dist / coordf_t(n_layers_extra);
if (! synchronize && extr2.layer->layer_type == sltTopContact) {
if (! synchronize && ! m_slicing_params.soluble_interface && extr2.layer->layer_type == sltTopContact) {
// This is a top interface layer, which does not have a height assigned yet. Do it now.
assert(extr2.layer->height == 0.);
extr2.layer->height = step;
@ -986,19 +998,10 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::raft_and_int
layer_new.bottom_z = extr1z;
layer_new.print_z = this->first_layer_height();
layer_new.height = layer_new.print_z - layer_new.bottom_z;
assert(intermediate_layers.empty() || intermediate_layers.back()->print_z <= layer_new.print_z);
intermediate_layers.push_back(&layer_new);
continue;
}
} else if (extr1z + step > this->first_layer_height()) {
MyLayer &layer_new = layer_allocate(layer_storage, sltIntermediate);
layer_new.bottom_z = extr1z;
layer_new.print_z = extr1z = this->first_layer_height();
layer_new.height = layer_new.print_z - layer_new.bottom_z;
intermediate_layers.push_back(&layer_new);
dist = extr2z - extr1z;
assert(dist >= 0.);
n_layers_extra = size_t(ceil(dist / m_support_layer_height_max));
step = dist / coordf_t(n_layers_extra);
}
coordf_t extr2z_large_steps = extr2z;
if (synchronize) {
@ -1027,7 +1030,8 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::raft_and_int
layer_new.bottom_z = extr1z + i * step;
layer_new.print_z = layer_new.bottom_z + step;
}
intermediate_layers.push_back(&layer_new);
assert(intermediate_layers.empty() || intermediate_layers.back()->print_z <= layer_new.print_z);
intermediate_layers.push_back(&layer_new);
}
if (synchronize) {
// Emit support layers synchronized with object layers.
@ -1073,6 +1077,8 @@ void PrintObjectSupportMaterial::generate_base_layers(
BOOST_LOG_TRIVIAL(trace) << "Support generator - generate_base_layers - creating layer " <<
idx_intermediate << " of " << intermediate_layers.size();
MyLayer &layer_intermediate = *intermediate_layers[idx_intermediate];
// Layers must be sorted by print_z.
assert(idx_intermediate == 0 || layer_intermediate.print_z >= intermediate_layers[idx_intermediate - 1]->print_z);
// Find a top_contact layer touching the layer_intermediate from above, if any, and collect its polygons into polygons_new.
while (idx_top_contact_above >= 0 && top_contacts[idx_top_contact_above]->bottom_z > layer_intermediate.print_z + EPSILON)
@ -1093,7 +1099,7 @@ void PrintObjectSupportMaterial::generate_base_layers(
int idx_top_contact_overlapping = idx_top_contact_above;
while (idx_top_contact_overlapping >= 0 &&
top_contacts[idx_top_contact_overlapping]->bottom_z > layer_intermediate.print_z - EPSILON)
-- idx_top_contact_overlapping;
-- idx_top_contact_overlapping;
// Collect all the top_contact layer intersecting with this layer.
for (; idx_top_contact_overlapping >= 0; -- idx_top_contact_overlapping) {
MyLayer &layer_top_overlapping = *top_contacts[idx_top_contact_overlapping];
@ -1120,8 +1126,10 @@ void PrintObjectSupportMaterial::generate_base_layers(
bbox.merge(get_extents(polygons_trimming));
::Slic3r::SVG svg(debug_out_path("support-intermediate-layers-raw-%d-%lf.svg", iRun, layer_intermediate.print_z), bbox);
svg.draw(union_ex(polygons_new, false), "blue", 0.5f);
svg.draw(union_ex(polygons_trimming, true), "red", 0.5f);
}
svg.draw(to_lines(polygons_new), "blue");
svg.draw(union_ex(polygons_trimming, true), "red", 0.5f);
svg.draw(to_lines(polygons_trimming), "red");
}
#endif /* SLIC3R_DEBUG */
// Trim the polygons, store them.