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Out of bed detection - 1st installment

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This commit is contained in:
Enrico Turri 2018-03-09 10:40:42 +01:00
parent 83a2d2af4b
commit bdd2d725c8
15 changed files with 689 additions and 188 deletions
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72
xs/src/libslic3r/Model.cpp
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@ -222,7 +222,7 @@ bool Model::add_default_instances()
}
// this returns the bounding box of the *transformed* instances
BoundingBoxf3 Model::bounding_box()
BoundingBoxf3 Model::bounding_box() const
{
BoundingBoxf3 bb;
for (ModelObject *o : this->objects)
@ -230,6 +230,57 @@ BoundingBoxf3 Model::bounding_box()
return bb;
}
BoundingBoxf3 Model::transformed_bounding_box() const
{
BoundingBoxf3 bb;
for (const ModelObject* obj : this->objects)
{
for (const ModelVolume* vol : obj->volumes)
{
if (!vol->modifier)
{
for (const ModelInstance* inst : obj->instances)
{
double c = cos(inst->rotation);
double s = sin(inst->rotation);
for (int f = 0; f < vol->mesh.stl.stats.number_of_facets; ++f)
{
const stl_facet& facet = vol->mesh.stl.facet_start[f];
for (int i = 0; i < 3; ++i)
{
// original point
const stl_vertex& v = facet.vertex[i];
Pointf3 p((double)v.x, (double)v.y, (double)v.z);
// scale
p.x *= inst->scaling_factor;
p.y *= inst->scaling_factor;
p.z *= inst->scaling_factor;
// rotate Z
double x = p.x;
double y = p.y;
p.x = c * x - s * y;
p.y = s * x + c * y;
// translate
p.x += inst->offset.x;
p.y += inst->offset.y;
bb.merge(p);
}
}
}
}
}
}
return bb;
}
void Model::center_instances_around_point(const Pointf &point)
{
// BoundingBoxf3 bb = this->bounding_box();
@ -409,6 +460,23 @@ void Model::convert_multipart_object()
this->objects.push_back(object);
}
bool Model::fits_print_volume(const DynamicPrintConfig* config) const
{
if (config == nullptr)
return false;
if (objects.empty())
return true;
const ConfigOptionPoints* opt = dynamic_cast<const ConfigOptionPoints*>(config->option("bed_shape"));
if (opt == nullptr)
return false;
BoundingBox bed_box_2D = get_extents(Polygon::new_scale(opt->values));
BoundingBoxf3 print_volume(Pointf3(unscale(bed_box_2D.min.x), unscale(bed_box_2D.min.y), 0.0), Pointf3(unscale(bed_box_2D.max.x), unscale(bed_box_2D.max.y), config->opt_float("max_print_height")));
return print_volume.contains(transformed_bounding_box());
}
ModelObject::ModelObject(Model *model, const ModelObject &other, bool copy_volumes) :
name(other.name),
input_file(other.input_file),
@ -671,7 +739,7 @@ void ModelObject::transform(const float* matrix3x4)
v->mesh.transform(matrix3x4);
}
origin_translation = Pointf3(0.0f, 0.0f, 0.0f);
origin_translation = Pointf3(0.0, 0.0, 0.0);
invalidate_bounding_box();
}