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FIX: crash when xy_dist=0 in organic tree (#11189)

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jira: STUDIO-11158
Change-Id: Id98a196daf5fdc128e0c10de7d0a8f19c9014c3b
(cherry picked from commit 7ac6cedff80b810350aaf3261c62131ceff4ca75)

Co-authored-by: jiaxi.chen <jiaxi.chen@bambulab.com>
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Noisyfox 2025-11-01 20:22:43 +08:00 • committed by GitHub
parent 6ab6b37c4a
commit 398c72dd68
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src/libslic3r/Support/TreeModelVolumes.cpp
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@ -665,6 +665,7 @@ void TreeModelVolumes::calculateAvoidance(const std::vector<RadiusLayerPair> &ke
// Limiting the offset step so that unioning the shrunk latest_avoidance with the current layer collisions
// will not create gaps in the resulting avoidance region letting a tree support branch tunneling through an object wall.
float move_step = 1.9 * std::max(task.radius, m_current_min_xy_dist);
if (move_step < EPSILON) return;
int move_steps = round_up_divide<int>(max_move, move_step);
assert(move_steps > 0);
float last_move_step = max_move - (move_steps - 1) * move_step;