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correction key to grid around zero

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Filip Sykala - NTB T15p 2024-09-12 12:37:08 +02:00 committed by Lukas Matena
parent 7a375abddb
commit 452473c370
1 changed files with 6 additions and 1 deletions
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7
src/libslic3r/SLA/SupportPointGenerator.cpp
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@ -39,7 +39,12 @@ public:
: m_cell_size(cell_size), m_cell_size_half(cell_size / 2) {}
Key cell_id(const Point &point) const {
return Key(point.x() / m_cell_size, point.y() / m_cell_size);
Key::coord_type x = point.x() / m_cell_size;
Key::coord_type y = point.y() / m_cell_size;
// correction around zero => -1 / 5 = 0
if (point.x() < 0) --x;
if (point.y() < 0) --y;
return Key{x, y};
}
void add(LayerSupportPoint &&point) {