3DPrinting/PrusaSlicer-NonPlainar
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Tech ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS - Printbed collision detection made cheaper for rectangular beds and faster for circular beds

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enricoturri1966 2021-10-26 08:45:21 +02:00
parent 054dd569af
commit e1b3ba063b
3 changed files with 52 additions and 14 deletions
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22
src/slic3r/GUI/3DScene.cpp
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@ -990,22 +990,24 @@ bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, M
}
};
auto check_against_circular_bed = [](GLVolume& volume, ModelInstanceEPrintVolumeState& state, const Vec2d& center, double radius) {
const TriangleMesh* mesh = (volume.is_sinking() && volume.object_idx() != -1 && volume.volume_idx() != -1)? &GUI::wxGetApp().plater()->model().objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh() : volume.convex_hull();
//FIXME 2D convex hull is O(n log n), while testing the 2D points against 2D circle is O(n).
const Polygon volume_hull_2d = its_convex_hull_2d_above(mesh->its, volume.world_matrix().cast<float>(), 0.0f);
size_t outside_count = 0;
auto check_against_circular_bed = [bed_height](GLVolume& volume, ModelInstanceEPrintVolumeState& state, const Vec2d& center, double radius) {
const TriangleMesh* mesh = (volume.is_sinking() && volume.object_idx() != -1 && volume.volume_idx() != -1) ? &GUI::wxGetApp().plater()->model().objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh() : volume.convex_hull();
const double sq_radius = sqr(radius);
for (const Point& p : volume_hull_2d.points) {
if (sq_radius < (unscale(p) - center).squaredNorm())
++outside_count;
size_t outside_count = 0;
size_t valid_count = 0;
for (const Vec3f& v : mesh->its.vertices) {
const Vec3f world_v = volume.world_matrix().cast<float>() * v;
if (0.0f <= world_v.z()) {
++valid_count;
if (sq_radius < sqr(world_v.x() - center.x()) + sqr(world_v.y() - center.y()) || bed_height < world_v.z())
++outside_count;
}
}
volume.is_outside = outside_count > 0;
if (volume.printable) {
if (state == ModelInstancePVS_Inside && volume.is_outside)
state = ModelInstancePVS_Fully_Outside;
if (state == ModelInstancePVS_Fully_Outside && volume.is_outside && outside_count < volume_hull_2d.size())
if (state == ModelInstancePVS_Fully_Outside && volume.is_outside && outside_count < valid_count)
state = ModelInstancePVS_Partly_Outside;
}
};