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Tech ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS - Faster printbed collision detection using the new function Geometry::intersect()

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This commit is contained in:
enricoturri1966 2021-10-04 14:07:45 +02:00
parent 5739178306
commit 4521945bb3
2 changed files with 13 additions and 15 deletions
src/libslic3r
Model.cpp

24
src/libslic3r/Model.cpp
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@ -29,20 +29,18 @@ namespace Slic3r {
#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
ModelInstanceEPrintVolumeState printbed_collision_state(const Polygon& printbed_shape, double print_volume_height, const Polygon& obj_hull_2d, double obj_min_z, double obj_max_z)
{
static const double Z_TOLERANCE = -1e10;
if (!Geometry::intersects(printbed_shape, obj_hull_2d))
return ModelInstancePVS_Fully_Outside;
const Polygons intersection_polys = intersection(printbed_shape, obj_hull_2d);
const bool contained_xy = !intersection_polys.empty() && Geometry::are_approx(intersection_polys.front(), obj_hull_2d);
const bool contained_z = Z_TOLERANCE < obj_min_z && obj_max_z < print_volume_height;
if (contained_xy && contained_z)
return ModelInstancePVS_Inside;
const bool intersects_xy = !contained_xy && !intersection_polys.empty();
const bool intersects_z = !contained_z && obj_min_z < print_volume_height&& Z_TOLERANCE < obj_max_z;
if (intersects_xy || intersects_z)
return ModelInstancePVS_Partly_Outside;
return ModelInstancePVS_Fully_Outside;
bool contained_xy = true;
for (const Point& p : obj_hull_2d) {
if (!printbed_shape.contains(p)) {
contained_xy = false;
break;
}
}
const bool contained_z = -1e10 < obj_min_z && obj_max_z < print_volume_height;
return (contained_xy && contained_z) ? ModelInstancePVS_Inside : ModelInstancePVS_Partly_Outside;
}
ModelInstanceEPrintVolumeState printbed_collision_state(const Polygon& printbed_shape, double print_volume_height, const BoundingBoxf3& box)