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Minor performance optimization

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This commit is contained in:
tamasmeszaros 2022-06-09 10:15:01 +02:00
parent 8a78428d10
commit 91c0741f61
1 changed files with 8 additions and 4 deletions
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12
src/libslic3r/BranchingTree/PointCloud.cpp
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@ -175,11 +175,15 @@ float PointCloud::get_distance(const Vec3f &p, size_t node_id) const
case LEAF: case LEAF:
case JUNCTION:{ case JUNCTION:{
auto mergept = find_merge_pt(p, node.pos, m_props.max_slope()); auto mergept = find_merge_pt(p, node.pos, m_props.max_slope());
double maxL2 = m_props.max_branch_length() * m_props.max_branch_length();
if (!mergept || mergept->z() < (m_props.ground_level() + 2 * node.Rmin)) if (!mergept || mergept->z() < (m_props.ground_level() + 2 * node.Rmin))
ret = std::numeric_limits<float>::infinity(); ret = std::numeric_limits<float>::infinity();
else if ( (node.pos - *mergept).norm() < m_props.max_branch_length()) else if (double a = (node.pos - *mergept).squaredNorm(),
ret = (p - *mergept).norm(); b = (p - *mergept).squaredNorm();
a < maxL2 && b < maxL2)
ret = std::sqrt(b);
break; break;
} }
case NONE: case NONE:
@ -187,7 +191,7 @@ float PointCloud::get_distance(const Vec3f &p, size_t node_id) const
} }
// Setting the ret val to infinity will effectively discard this // Setting the ret val to infinity will effectively discard this
// connection of nodes. max_branch_length property if used here // connection of nodes. max_branch_length property is used here
// to discard node=>node and node=>mesh connections longer than this // to discard node=>node and node=>mesh connections longer than this
// property. // property.
if (t != BED && ret > m_props.max_branch_length()) if (t != BED && ret > m_props.max_branch_length())