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Make print_volume_state reusable

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This commit is contained in:
Noisyfox 2025-02-19 16:17:25 +08:00
parent 7494825038
commit 961254b81d
2 changed files with 49 additions and 37 deletions
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78
src/libslic3r/Model.cpp
View File

@ -2211,48 +2211,12 @@ double ModelObject::get_instance_max_z(size_t instance_idx) const
unsigned int ModelObject::update_instances_print_volume_state(const BuildVolume &build_volume)
{
unsigned int num_printable = 0;
enum {
INSIDE = 1,
OUTSIDE = 2
};
//BBS: add logs for build_volume
//const BoundingBoxf3& print_volume = build_volume.bounding_volume();
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", print_volume {%1%, %2%, %3%} to {%4%, %5%, %6%}")\
// %print_volume.min.x() %print_volume.min.y() %print_volume.min.z()%print_volume.max.x() %print_volume.max.y() %print_volume.max.z();
for (ModelInstance* model_instance : this->instances) {
unsigned int inside_outside = 0;
for (const ModelVolume *vol : this->volumes) {
if (vol->is_model_part()) {
//BBS: add bounding box empty check logic, for some volume is empty before split(it will be removed after split to object)
BoundingBoxf3 bb = vol->get_convex_hull().bounding_box();
Vec3d size = bb.size();
if ((size.x() == 0.f) || (size.y() == 0.f) || (size.z() == 0.f)) {
BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", object %1%'s vol %2% is empty, skip it, box: {%3%, %4%, %5%} to {%6%, %7%, %8%}")%this->name %vol->name\
%bb.min.x() %bb.min.y() %bb.min.z()%bb.max.x() %bb.max.y() %bb.max.z();
continue;
}
const Transform3d matrix = model_instance->get_matrix() * vol->get_matrix();
BuildVolume::ObjectState state = build_volume.object_state(vol->mesh().its, matrix.cast<float>(), true /* may be below print bed */);
if (state == BuildVolume::ObjectState::Inside)
// Volume is completely inside.
inside_outside |= INSIDE;
else if (state == BuildVolume::ObjectState::Outside)
// Volume is completely outside.
inside_outside |= OUTSIDE;
else if (state == BuildVolume::ObjectState::Below) {
// Volume below the print bed, thus it is completely outside, however this does not prevent the object to be printable
// if some of its volumes are still inside the build volume.
} else
// Volume colliding with the build volume.
inside_outside |= INSIDE | OUTSIDE;
}
}
model_instance->print_volume_state =
inside_outside == (INSIDE | OUTSIDE) ? ModelInstancePVS_Partly_Outside :
inside_outside == INSIDE ? ModelInstancePVS_Inside : ModelInstancePVS_Fully_Outside;
if (inside_outside == INSIDE) {
if (model_instance->update_print_volume_state(build_volume) == ModelInstancePVS_Inside) {
//BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", object %1%'s instance inside print volum")%this->name;
++num_printable;
}
@ -3280,6 +3244,46 @@ void ModelInstance::get_arrange_polygon(void *ap, const Slic3r::DynamicPrintConf
ret.extrude_ids.push_back(1);
}
ModelInstanceEPrintVolumeState ModelInstance::calc_print_volume_state(const BuildVolume& build_volume) const
{
enum {
INSIDE = 1,
OUTSIDE = 2
};
unsigned int inside_outside = 0;
for (const ModelVolume* vol : this->object->volumes) {
if (vol->is_model_part()) {
//BBS: add bounding box empty check logic, for some volume is empty before split(it will be removed after split to object)
BoundingBoxf3 bb = vol->get_convex_hull().bounding_box();
Vec3d size = bb.size();
if ((size.x() == 0.f) || (size.y() == 0.f) || (size.z() == 0.f)) {
BOOST_LOG_TRIVIAL(info) << __FUNCTION__ << boost::format(", object %1%'s vol %2% is empty, skip it, box: {%3%, %4%, %5%} to {%6%, %7%, %8%}")%this->object->name %vol->name\
%bb.min.x() %bb.min.y() %bb.min.z()%bb.max.x() %bb.max.y() %bb.max.z();
continue;
}
const Transform3d matrix = this->get_matrix() * vol->get_matrix();
BuildVolume::ObjectState state = build_volume.object_state(vol->mesh().its, matrix.cast<float>(), true /* may be below print bed */);
if (state == BuildVolume::ObjectState::Inside)
// Volume is completely inside.
inside_outside |= INSIDE;
else if (state == BuildVolume::ObjectState::Outside)
// Volume is completely outside.
inside_outside |= OUTSIDE;
else if (state == BuildVolume::ObjectState::Below) {
// Volume below the print bed, thus it is completely outside, however this does not prevent the object to be printable
// if some of its volumes are still inside the build volume.
} else
// Volume colliding with the build volume.
inside_outside |= INSIDE | OUTSIDE;
}
}
return inside_outside == (INSIDE | OUTSIDE) ? ModelInstancePVS_Partly_Outside :
inside_outside == INSIDE ? ModelInstancePVS_Inside : ModelInstancePVS_Fully_Outside;
}
indexed_triangle_set FacetsAnnotation::get_facets(const ModelVolume& mv, EnforcerBlockerType type) const
{
TriangleSelector selector(mv.mesh());

8
src/libslic3r/Model.hpp
View File

@ -1325,6 +1325,8 @@ public:
this->object->invalidate_bounding_box();
}
ModelInstanceEPrintVolumeState calc_print_volume_state(const BuildVolume& build_volume) const;
protected:
friend class Print;
friend class SLAPrint;
@ -1334,6 +1336,12 @@ protected:
explicit ModelInstance(const ModelInstance &rhs) = default;
void set_model_object(ModelObject *model_object) { object = model_object; }
ModelInstanceEPrintVolumeState update_print_volume_state(const BuildVolume& build_volume)
{
print_volume_state = calc_print_volume_state(build_volume);
return print_volume_state;
}
private:
// Parent object, owning this instance.
ModelObject* object;