3DPrinting/PrusaSlicer-NonPlainar
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Fix for hanging sla pipeline at routing non-ground points.

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This commit is contained in:
tamasmeszaros 2019-01-14 15:37:59 +01:00
parent 6094512f8f
commit 3ccb2ce275
1 changed files with 21 additions and 4 deletions
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25
src/libslic3r/SLA/SLASupportTree.cpp
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@ -223,6 +223,9 @@ struct Head {
// If there is a pillar connecting to this head, then the id will be set.
long pillar_id = -1;
inline void invalidate() { id = -1; }
inline bool is_valid() const { return id >= 0; }
Head(double r_big_mm,
double r_small_mm,
double length_mm,
@ -739,8 +742,10 @@ public:
for(auto& head : heads()) {
if(m_ctl.stopcondition()) break;
auto&& m = mesh(head.mesh);
meshcache.merge(m);
if(head.is_valid()) {
auto&& m = mesh(head.mesh);
meshcache.merge(m);
}
}
for(auto& stick : pillars()) {
@ -1533,8 +1538,19 @@ bool SLASupportTree::generate(const PointSet &points,
// In this case there is no room for the base pinhead.
if(gh < head.fullwidth()) {
base_width = gh - 2 * cfg.head_front_radius_mm -
2*cfg.head_back_radius_mm + cfg.head_penetration_mm;
double min_l =
2 * cfg.head_front_radius_mm +
2 * cfg.head_back_radius_mm - cfg.head_penetration_mm;
base_width = gh - min_l;
}
if(base_width < 0) {
// There is really no space for even a reduced size head. We
// have to replace that with a small half sphere that touches
// the model surface. (TODO)
head.invalidate();
continue;
}
head.transform();
@ -1555,6 +1571,7 @@ bool SLASupportTree::generate(const PointSet &points,
// This should not happen it is against all assumptions
BOOST_LOG_TRIVIAL(warning)
<< "Ignoring invalid supports connecting to model body";
head.invalidate();
continue;
}