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Fix collision with the bed using tree supports (#13524)

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Fix colllision with the bed using tree supports
This commit is contained in:
Rodrigo Faselli
2026-05-12 06:46:07 -03:00
committed by SoftFever
parent 807520ca1d
commit af2d2d4803
1 changed files with 2 additions and 1 deletions
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3
src/libslic3r/Support/TreeSupport.cpp
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@@ -3253,6 +3253,7 @@ std::vector<LayerHeightData> TreeSupport::plan_layer_heights()
obj_layer_zs.reserve(m_object->layer_count()); obj_layer_zs.reserve(m_object->layer_count());
for (const Layer *l : m_object->layers()) obj_layer_zs.emplace_back((float) l->print_z); for (const Layer *l : m_object->layers()) obj_layer_zs.emplace_back((float) l->print_z);
z_heights[m_object->get_layer(0)->print_z] = m_object->get_layer(0)->height; z_heights[m_object->get_layer(0)->print_z] = m_object->get_layer(0)->height;
const coordf_t min_print_z = m_object->get_layer(0)->print_z;
// Collect top contact layers // Collect top contact layers
for (int layer_nr = 1; layer_nr < contact_nodes.size(); layer_nr++) { for (int layer_nr = 1; layer_nr < contact_nodes.size(); layer_nr++) {
if (!contact_nodes[layer_nr].empty()) { if (!contact_nodes[layer_nr].empty()) {
@@ -3260,7 +3261,7 @@ std::vector<LayerHeightData> TreeSupport::plan_layer_heights()
coordf_t height = contact_nodes[layer_nr].front()->height; coordf_t height = contact_nodes[layer_nr].front()->height;
// insertion will fail if there is already a key of print_z, so no need to check // insertion will fail if there is already a key of print_z, so no need to check
bounds.insert({print_z, height}); bounds.insert({print_z, height});
bounds.insert({print_z - height, 0}); // the bottom_z of the layer bounds.insert({std::max(min_print_z, print_z - height), 0}); // the bottom_z of the layer
} }
} }