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Fix of https://github.com/prusa3d/Slic3r/issues/232

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Single layer of sparse support above dense support before model
This commit is contained in:
bubnikv 2017-04-04 09:57:54 +02:00
parent 9d9a6feb96
commit 70fcedb113
1 changed files with 18 additions and 0 deletions
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18
xs/src/libslic3r/SupportMaterial.cpp
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@ -1230,6 +1230,24 @@ PrintObjectSupportMaterial::MyLayersPtr PrintObjectSupportMaterial::raft_and_int
size_t n_layers_extra = size_t(ceil(dist / m_slicing_params.max_suport_layer_height));
assert(n_layers_extra > 0);
coordf_t step = dist / coordf_t(n_layers_extra);
if (! synchronize && extr1 != nullptr && extr1->layer_type == sltTopContact &&
extr1->print_z + this->m_support_layer_height_min > extr1->bottom_z + step) {
// The bottom extreme is a bottom of a top surface. Ensure that the gap
// between the 1st intermediate layer print_z and extr1->print_z is not too small.
assert(extr1->bottom_z + this->m_support_layer_height_min < extr1->print_z + EPSILON);
// Generate the first intermediate layer.
MyLayer &layer_new = layer_allocate(layer_storage, sltIntermediate);
layer_new.bottom_z = extr1->bottom_z;
layer_new.print_z = extr1z = extr1->print_z;
layer_new.height = extr1->height;
intermediate_layers.push_back(&layer_new);
dist = extr2z - extr1z;
n_layers_extra = size_t(ceil(dist / m_slicing_params.max_suport_layer_height));
if (n_layers_extra == 0)
continue;
// Continue printing the other layers up to extr2z.
step = dist / coordf_t(n_layers_extra);
}
if (! synchronize && ! m_slicing_params.soluble_interface && extr2->layer_type == sltTopContact) {
// This is a top interface layer, which does not have a height assigned yet. Do it now.
assert(extr2->height == 0.);