Generic subparts placed at one of the bottom corners of the world bounding box of the transformed current selected instance ()

This commit is contained in:
Enrico Turri 2019-01-14 13:29:06 +01:00
parent cf8e4fd7b0
commit 01dc8e77ac
3 changed files with 43 additions and 0 deletions
src/libslic3r

View file

@ -819,14 +819,27 @@ TriangleMesh ModelObject::full_raw_mesh() const
BoundingBoxf3 ModelObject::raw_bounding_box() const
{
BoundingBoxf3 bb;
#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
if (this->instances.empty())
throw std::invalid_argument("Can't call raw_bounding_box() with no instances");
const Transform3d& inst_matrix = this->instances.front()->get_transformation().get_matrix(true);
#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
for (const ModelVolume *v : this->volumes)
if (v->is_model_part()) {
#if !ENABLE_GENERIC_SUBPARTS_PLACEMENT
if (this->instances.empty())
throw std::invalid_argument("Can't call raw_bounding_box() with no instances");
#endif // !ENABLE_GENERIC_SUBPARTS_PLACEMENT
TriangleMesh vol_mesh(v->mesh);
#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
vol_mesh.transform(inst_matrix * v->get_matrix());
bb.merge(vol_mesh.bounding_box());
#else
vol_mesh.transform(v->get_matrix());
bb.merge(this->instances.front()->transform_mesh_bounding_box(vol_mesh, true));
#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
}
return bb;
}
@ -835,13 +848,21 @@ BoundingBoxf3 ModelObject::raw_bounding_box() const
BoundingBoxf3 ModelObject::instance_bounding_box(size_t instance_idx, bool dont_translate) const
{
BoundingBoxf3 bb;
#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
const Transform3d& inst_matrix = this->instances[instance_idx]->get_transformation().get_matrix(dont_translate);
#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
for (ModelVolume *v : this->volumes)
{
if (v->is_model_part())
{
TriangleMesh mesh(v->mesh);
#if ENABLE_GENERIC_SUBPARTS_PLACEMENT
mesh.transform(inst_matrix * v->get_matrix());
bb.merge(mesh.bounding_box());
#else
mesh.transform(v->get_matrix());
bb.merge(this->instances[instance_idx]->transform_mesh_bounding_box(mesh, dont_translate));
#endif // ENABLE_GENERIC_SUBPARTS_PLACEMENT
}
}
return bb;