3DPrinting/PrusaSlicer-NonPlainar
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Fix for leaving the object outside bed after "optimize orientation"

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This commit is contained in:
tamasmeszaros 2019-04-04 16:03:23 +02:00
parent 763a91e2ca
commit b56991d780
1 changed files with 58 additions and 3 deletions
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61
src/slic3r/GUI/Plater.cpp
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@ -38,6 +38,8 @@
#include "libslic3r/SLA/SLARotfinder.hpp"
#include "libslic3r/Utils.hpp"
#include "libnest2d/optimizers/nlopt/genetic.hpp"
#include "GUI.hpp"
#include "GUI_App.hpp"
#include "GUI_ObjectList.hpp"
@ -2100,7 +2102,9 @@ void Plater::priv::sla_optimize_rotation() {
rotoptimizing.store(true);
int obj_idx = get_selected_object_idx();
ModelObject * o = model.objects[obj_idx];
if(obj_idx < 0) { rotoptimizing.store(false); return; }
ModelObject * o = model.objects[size_t(obj_idx)];
background_process.stop();
@ -2108,7 +2112,7 @@ void Plater::priv::sla_optimize_rotation() {
statusbar()->set_range(100);
auto stfn = [this] (unsigned st, const std::string& msg) {
statusbar()->set_progress(st);
statusbar()->set_progress(int(st));
statusbar()->set_status_text(msg);
// could be problematic, but we need the cancel button.
@ -2126,8 +2130,59 @@ void Plater::priv::sla_optimize_rotation() {
[this](){ return !rotoptimizing.load(); }
);
const auto *bed_shape_opt = config->opt<ConfigOptionPoints>("bed_shape");
assert(bed_shape_opt);
auto& bedpoints = bed_shape_opt->values;
Polyline bed; bed.points.reserve(bedpoints.size());
for(auto& v : bedpoints) bed.append(Point::new_scale(v(0), v(1)));
double mindist = 6.0; // FIXME
double offs = mindist / 2.0 - EPSILON;
if(rotoptimizing.load()) // wasn't canceled
for(ModelInstance * oi : o->instances) oi->set_rotation({r[X], r[Y], r[Z]});
for(ModelInstance * oi : o->instances) {
oi->set_rotation({r[X], r[Y], r[Z]});
auto trchull = o->convex_hull_2d(oi->get_transformation().get_matrix());
namespace opt = libnest2d::opt;
opt::StopCriteria stopcr;
stopcr.relative_score_difference = 0.01;
stopcr.max_iterations = 10000;
stopcr.stop_score = 0.0;
opt::GeneticOptimizer solver(stopcr);
Polygon pbed(bed);
auto bin = pbed.bounding_box();
double binw = bin.size()(X) * SCALING_FACTOR - offs;
double binh = bin.size()(Y) * SCALING_FACTOR - offs;
auto result = solver.optimize_min([&trchull, binw, binh](double rot){
auto chull = trchull;
chull.rotate(rot);
auto bb = chull.bounding_box();
double bbw = bb.size()(X) * SCALING_FACTOR;
double bbh = bb.size()(Y) * SCALING_FACTOR;
auto wdiff = bbw - binw;
auto hdiff = bbh - binh;
double diff = 0;
if(wdiff < 0 && hdiff < 0) diff = wdiff + hdiff;
if(wdiff > 0) diff += wdiff;
if(hdiff > 0) diff += hdiff;
return diff;
}, opt::initvals(0.0), opt::bound(-PI/2, PI/2));
double r = std::get<0>(result.optimum);
Vec3d rt = oi->get_rotation(); rt(Z) += r;
oi->set_rotation(rt);
}
arr::find_new_position(model, o->instances, coord_t(mindist/SCALING_FACTOR), bed);
// Correct the z offset of the object which was corrupted be the rotation
o->ensure_on_bed();