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SLA supports gizmo: selection rectangle now selects partially obscured points as well

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This commit is contained in:
Lukas Matena 2021-10-26 14:00:07 +02:00
parent 0b6fc0817f
commit ca677fa1da
1 changed files with 10 additions and 1 deletions
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11
src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp
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@ -401,11 +401,20 @@ bool GLGizmoSlaSupports::gizmo_event(SLAGizmoEventType action, const Vec2d& mous
for (size_t idx : points_idxs)
points_inside.push_back(points[idx].cast<float>());
// Only select/deselect points that are actually visible
// Only select/deselect points that are actually visible. We want to check not only
// the point itself, but also the center of base of its cone, so the points don't hide
// under every miniature irregularity on the model. Remember the actual number and
// append the cone bases.
size_t orig_pts_num = points_inside.size();
for (size_t idx : points_idxs)
points_inside.emplace_back((trafo.get_matrix().cast<float>() * (m_editing_cache[idx].support_point.pos + m_editing_cache[idx].normal)).cast<float>());
for (size_t idx : m_c->raycaster()->raycaster()->get_unobscured_idxs(
trafo, wxGetApp().plater()->get_camera(), points_inside,
m_c->object_clipper()->get_clipping_plane()))
{
if (idx >= orig_pts_num) // this is a cone-base, get index of point it belongs to
idx -= orig_pts_num;
if (rectangle_status == GLSelectionRectangle::Deselect)
unselect_point(points_idxs[idx]);
else