Add mirror correction to rasterized polygons.

This commit is contained in:
tamasmeszaros 2019-04-02 17:48:50 +02:00
parent 1979baf619
commit 66fce6d46c
2 changed files with 20 additions and 7 deletions

View File

@ -105,10 +105,10 @@ static std::vector<SLAPrintObject::Instance> sla_instances(const ModelObject &mo
std::vector<SLAPrintObject::Instance> instances;
for (ModelInstance *model_instance : model_object.instances)
if (model_instance->is_printable()) {
instances.emplace_back(SLAPrintObject::Instance(
instances.emplace_back(
model_instance->id(),
Point::new_scale(model_instance->get_offset(X), model_instance->get_offset(Y)),
float(model_instance->get_rotation(Z))));
float(model_instance->get_rotation(Z)));
}
return instances;
}
@ -404,7 +404,7 @@ SLAPrint::ApplyStatus SLAPrint::apply(const Model &model, const DynamicPrintConf
// which is expensive to calculate (especially the raw_mesh() call)
print_object->set_trafo(sla_trafo(model_object), model_object.instances.front()->is_left_handed());
print_object->set_instances(new_instances);
print_object->set_instances(std::move(new_instances));
print_object->config_apply(config, true);
print_objects_new.emplace_back(print_object);
new_objects = true;
@ -1025,7 +1025,8 @@ void SLAPrint::process()
// get polygons for all instances in the object
auto get_all_polygons =
[flpXY](const ExPolygons& input_polygons,
const std::vector<SLAPrintObject::Instance>& instances)
const std::vector<SLAPrintObject::Instance>& instances,
bool is_lefthanded)
{
ClipperPolygons polygons;
polygons.reserve(input_polygons.size() * instances.size());
@ -1055,9 +1056,19 @@ void SLAPrint::process()
auto pfirst = hole.front(); hole.emplace_back(pfirst);
}
if(is_lefthanded) {
for(auto& p : poly.Contour) p.X = -p.X;
std::reverse(poly.Contour.begin(), poly.Contour.end());
for(auto& h : poly.Holes) {
for(auto& p : h) p.X = -p.X;
std::reverse(h.begin(), h.end());
}
}
sl::rotate(poly, double(instances[i].rotation));
sl::translate(poly, ClipperPoint{instances[i].shift(X),
instances[i].shift(Y)});
if (flpXY) {
for(auto& p : poly.Contour) std::swap(p.X, p.Y);
std::reverse(poly.Contour.begin(), poly.Contour.end());
@ -1129,14 +1140,15 @@ void SLAPrint::process()
const SLAPrintObject *po = record.print_obj();
const ExPolygons &modelslices = record.get_slice(soModel);
bool is_lefth = record.print_obj()->is_left_handed();
if (!modelslices.empty()) {
ClipperPolygons v = get_all_polygons(modelslices, po->instances());
ClipperPolygons v = get_all_polygons(modelslices, po->instances(), is_lefth);
for(ClipperPolygon& p_tmp : v) model_polygons.emplace_back(std::move(p_tmp));
}
const ExPolygons &supportslices = record.get_slice(soSupport);
if (!supportslices.empty()) {
ClipperPolygons v = get_all_polygons(supportslices, po->instances());
ClipperPolygons v = get_all_polygons(supportslices, po->instances(), is_lefth);
for(ClipperPolygon& p_tmp : v) supports_polygons.emplace_back(std::move(p_tmp));
}
}

View File

@ -246,7 +246,8 @@ protected:
m_transformed_rmesh.invalidate([this, &trafo, left_handed](){ m_trafo = trafo; m_left_handed = left_handed; });
}
void set_instances(const std::vector<Instance> &instances) { m_instances = instances; }
template<class InstVec> inline void set_instances(InstVec&& instances) { m_instances = std::forward<InstVec>(instances); }
// Invalidates the step, and its depending steps in SLAPrintObject and SLAPrint.
bool invalidate_step(SLAPrintObjectStep step);
bool invalidate_all_steps();