3D-printing/OrcaSlicer
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Vojtech's optimizations

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This commit is contained in:
bubnikv 2019-02-06 10:57:45 +01:00
parent 9dff44a8ad
commit 0e8b526af3
3 changed files with 137 additions and 105 deletions
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59
src/libslic3r/SLA/SLAAutoSupports.hpp
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@ -16,8 +16,8 @@ public:
float density_at_45;
float minimal_z;
///////////////
float support_force = 30; // a force one point can support (arbitrary force unit)
float tear_pressure = 1; // pressure that the display exerts (the force unit per mm2)
float support_force = 30.f; // a force one point can support (arbitrary force unit)
float tear_pressure = 1.f; // pressure that the display exerts (the force unit per mm2)
};
SLAAutoSupports(const TriangleMesh& mesh, const sla::EigenMesh3D& emesh, const std::vector<ExPolygons>& slices,
@ -27,32 +27,65 @@ public:
private:
std::vector<sla::SupportPoint> m_output;
#ifdef SLA_AUTOSUPPORTS_DEBUG
void output_expolygons(const ExPolygons& expolys, std::string filename) const;
void output_structures() const;
#endif // SLA_AUTOSUPPORTS_DEBUG
SLAAutoSupports::Config m_config;
struct Structure {
Structure(const ExPolygon& poly, float h) : height(h), unique_id(std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch())) {
polygon = &poly;
}
Structure(const ExPolygon& poly, const BoundingBox &bbox, const Vec2f &centroid, float area, float h) : polygon(&poly), bbox(bbox), centroid(centroid), area(area), height(h)
#ifdef SLA_AUTOSUPPORTS_DEBUG
, unique_id(std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()))
#endif /* SLA_AUTOSUPPORTS_DEBUG */
{}
const ExPolygon* polygon = nullptr;
const BoundingBox bbox;
const Vec2f centroid = Vec3f::Zero();
const float area = 0.f;
std::vector<const Structure*> structures_below;
float height = 0;
// How well is this ExPolygon held to the print base?
// Positive number, the higher the better.
float supports_force = 0.f;
#ifdef SLA_AUTOSUPPORTS_DEBUG
std::chrono::milliseconds unique_id;
#endif /* SLA_AUTOSUPPORTS_DEBUG */
bool overlaps(const Structure &rhs) const { return this->bbox.overlap(rhs.bbox) && (this->polygon->overlaps(*rhs.polygon) || rhs.polygon->overlaps(*this->polygon)); }
float area_below() const {
float area = 0.f;
for (const Structure *below : this->structures_below)
area += below->area;
return area;
}
Polygons polygons_below() const {
size_t cnt = 0;
for (const Structure *below : this->structures_below)
cnt += 1 + below->polygon->holes.size();
Polygons out;
out.reserve(cnt);
for (const Structure *below : this->structures_below) {
out.emplace_back(below->polygon->contour);
append(out, below->polygon->holes);
}
return out;
}
ExPolygons expolygons_below() const {
ExPolygons out;
out.reserve(this->structures_below.size());
for (const Structure *below : this->structures_below)
out.emplace_back(*below->polygon);
return out;
}
};
std::vector<Structure> m_structures_old;
std::vector<Structure> m_structures_new;
float m_supports_force_total = 0.f;
void process(const std::vector<ExPolygons>& slices, const std::vector<float>& heights);
void add_point(const Point& point, Structure& structure, bool island = false);
void uniformly_cover(const ExPolygon& island, Structure& structure, bool is_new_island = false, bool just_one = false);
void project_onto_mesh(std::vector<sla::SupportPoint>& points) const;
#ifdef SLA_AUTOSUPPORTS_DEBUG
static void output_expolygons(const ExPolygons& expolys, const std::string &filename);
static void output_structures(const std::vector<Structure> &structures);
#endif // SLA_AUTOSUPPORTS_DEBUG
std::function<void(void)> m_throw_on_cancel;
const sla::EigenMesh3D& m_emesh;