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small fix for headless supports when they have no space to manifest

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This commit is contained in:
tamasmeszaros 2018-12-21 14:33:10 +01:00
parent fefa4ded00
commit 6680aaaf16
1 changed files with 2 additions and 2 deletions
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4
src/libslic3r/SLA/SLASupportTree.cpp
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@ -1553,7 +1553,7 @@ bool SLASupportTree::generate(const PointSet &points,
const double HWIDTH_MM = R/3;
// We will sink the pins into the model surface for a distance of 1/3 of
// HWIDTH_MM
// the pin radius
for(int i = 0; i < headless_pts.rows(); i++) { tifcl();
Vec3d sp = headless_pts.row(i);
@ -1564,7 +1564,7 @@ bool SLASupportTree::generate(const PointSet &points,
Vec3d sj = sp + R * n;
double dist = ray_mesh_intersect(sj, dir, emesh);
if(std::isinf(dist) || std::isnan(dist)) continue;
if(std::isinf(dist) || std::isnan(dist) || dist < 2*R) continue;
Vec3d ej = sj + (dist + HWIDTH_MM)* dir;
result.add_compact_bridge(sp, ej, n, R);