BambuStudio/libslic3r/Measure.hpp

246 lines
9.4 KiB
C++

///|/ Copyright (c) Prusa Research 2022 - 2023 Lukáš Matěna @lukasmatena, Enrico Turri @enricoturri1966, Vojtěch Bubník @bubnikv
///|/
///|/ PrusaSlicer is released under the terms of the AGPLv3 or higher
///|/
#ifndef Slic3r_Measure_hpp_
#define Slic3r_Measure_hpp_
#include <optional>
#include <memory>
#include "Point.hpp"
struct indexed_triangle_set;
namespace Slic3r {
class TriangleMesh;
namespace Measure {
enum class SurfaceFeatureType : int {
Undef = 0,
Point = 1 << 0,
Edge = 1 << 1,
Circle = 1 << 2,
Plane = 1 << 3
};
bool get_point_projection_to_plane(const Vec3d &pt, const Vec3d &plane_origin, const Vec3d &plane_normal, Vec3d &intersection_pt);
Vec3d get_one_point_in_plane(const Vec3d &plane_origin, const Vec3d &plane_normal);
class SurfaceFeature
{
public:
SurfaceFeature(SurfaceFeatureType type, const Vec3d& pt1, const Vec3d& pt2, std::optional<Vec3d> pt3 = std::nullopt, double value = 0.0)
: m_type(type), m_pt1(pt1), m_pt2(pt2), m_pt3(pt3), m_value(value) {}
SurfaceFeature(const Vec3d& pt)
: m_type{SurfaceFeatureType::Point}, m_pt1{pt} {}
SurfaceFeature(const SurfaceFeature& sf){
this->clone(sf);
volume = sf.volume;
plane_indices = sf.plane_indices;
world_tran = sf.world_tran;
world_plane_features = sf.world_plane_features;
origin_surface_feature = sf.origin_surface_feature;
}
void clone(const SurfaceFeature &sf)
{
m_type = sf.get_type();
m_pt1 = sf.get_pt1();
m_pt2 = sf.get_pt2();
m_pt3 = sf.get_pt3();
m_value = sf.get_value();
}
void translate(const Vec3d& displacement);
void translate(const Transform3d& tran);
// Get type of this feature.
SurfaceFeatureType get_type() const { return m_type; }
// For points, return the point.
Vec3d get_point() const { assert(m_type == SurfaceFeatureType::Point); return m_pt1; }
// For edges, return start and end.
std::pair<Vec3d, Vec3d> get_edge() const { assert(m_type == SurfaceFeatureType::Edge); return std::make_pair(m_pt1, m_pt2); }
// For circles, return center, radius and normal.
std::tuple<Vec3d, double, Vec3d> get_circle() const { assert(m_type == SurfaceFeatureType::Circle); return std::make_tuple(m_pt1, m_value, m_pt2); }
// For planes, return index into vector provided by Measuring::get_plane_triangle_indices, normal and point.
std::tuple<int, Vec3d, Vec3d> get_plane() const { assert(m_type == SurfaceFeatureType::Plane); return std::make_tuple(int(m_value), m_pt1, m_pt2); }
// For anything, return an extra point that should also be considered a part of this.
std::optional<Vec3d> get_extra_point() const { assert(m_type != SurfaceFeatureType::Undef); return m_pt3; }
bool operator == (const SurfaceFeature& other) const {
if (this->m_type != other.m_type) return false;
switch (this->m_type)
{
case SurfaceFeatureType::Undef: { break; }
case SurfaceFeatureType::Point: { return (this->m_pt1.isApprox(other.m_pt1)); }
case SurfaceFeatureType::Edge: {
return (this->m_pt1.isApprox(other.m_pt1) && this->m_pt2.isApprox(other.m_pt2)) ||
(this->m_pt1.isApprox(other.m_pt2) && this->m_pt2.isApprox(other.m_pt1));
}
case SurfaceFeatureType::Plane:
case SurfaceFeatureType::Circle: {
return (this->m_pt1.isApprox(other.m_pt1) && this->m_pt2.isApprox(other.m_pt2) && std::abs(this->m_value - other.m_value) < EPSILON);
}
}
return false;
}
bool operator != (const SurfaceFeature& other) const {
return !operator == (other);
}
void* volume{nullptr};
std::vector<int>* plane_indices{nullptr};
Transform3d world_tran;
std::shared_ptr<std::vector<SurfaceFeature>> world_plane_features{nullptr};
std::shared_ptr<SurfaceFeature> origin_surface_feature{nullptr};
Vec3d get_pt1() const{ return m_pt1; }
Vec3d get_pt2() const { return m_pt2; }
const std::optional<Vec3d>& get_pt3() const { return m_pt3; }
double get_value() const { return m_value; }
private:
SurfaceFeatureType m_type{ SurfaceFeatureType::Undef };
Vec3d m_pt1{ Vec3d::Zero() };
Vec3d m_pt2{ Vec3d::Zero() };
std::optional<Vec3d> m_pt3;
double m_value{ 0.0 };
};
class MeasuringImpl;
class Measuring {
public:
// Construct the measurement object on a given its.
explicit Measuring(const indexed_triangle_set& its);
~Measuring();
// Given a face_idx where the mouse cursor points, return a feature that
// should be highlighted (if any).
std::optional<SurfaceFeature> get_feature(size_t face_idx, const Vec3d& point, const Transform3d & world_tran) const;
// Return total number of planes.
int get_num_of_planes() const;
// Returns a list of triangle indices for given plane.
const std::vector<int>& get_plane_triangle_indices(int idx) const;
// Returns the surface features of the plane with the given index
const std::vector<SurfaceFeature>& get_plane_features(unsigned int plane_id) const;
// Returns the mesh used for measuring
const indexed_triangle_set& get_its() const;
private:
std::unique_ptr<MeasuringImpl> priv;
};
struct DistAndPoints {
DistAndPoints(double dist_, Vec3d from_, Vec3d to_) : dist(dist_), from(from_), to(to_) {}
double dist;
Vec3d from;
Vec3d to;
};
struct AngleAndEdges {
AngleAndEdges(double angle_, const Vec3d& center_, const std::pair<Vec3d, Vec3d>& e1_, const std::pair<Vec3d, Vec3d>& e2_, double radius_, bool coplanar_)
: angle(angle_), center(center_), e1(e1_), e2(e2_), radius(radius_), coplanar(coplanar_) {}
double angle;
Vec3d center;
std::pair<Vec3d, Vec3d> e1;
std::pair<Vec3d, Vec3d> e2;
double radius;
bool coplanar;
static const AngleAndEdges Dummy;
};
struct MeasurementResult {
std::optional<AngleAndEdges> angle;
std::optional<DistAndPoints> distance_infinite;
std::optional<DistAndPoints> distance_strict;
std::optional<Vec3d> distance_xyz;
bool has_distance_data() const {
return distance_infinite.has_value() || distance_strict.has_value();
}
bool has_any_data() const {
return angle.has_value() || distance_infinite.has_value() || distance_strict.has_value() || distance_xyz.has_value();
}
};
// Returns distance/angle between two SurfaceFeatures.
MeasurementResult get_measurement(const SurfaceFeature& a, const SurfaceFeature& b,bool deal_circle_result =false);
bool can_set_xyz_distance(const SurfaceFeature &a, const SurfaceFeature &b);
struct AssemblyAction
{
bool can_set_to_parallel{false};
bool can_set_to_center_coincidence{false};
bool can_set_feature_1_reverse_rotation{false};
bool can_set_feature_2_reverse_rotation{false};
bool can_around_center_of_faces{false};
bool has_parallel_distance{false};
float parallel_distance;
float angle_radian{0};
Transform3d tran_for_parallel;
Transform3d tran_for_center_coincidence;
Transform3d tran_for_reverse_rotation;
};
AssemblyAction get_assembly_action(const SurfaceFeature &a, const SurfaceFeature &b);
inline Vec3d edge_direction(const Vec3d& from, const Vec3d& to) { return (to - from).normalized(); }
inline Vec3d edge_direction(const std::pair<Vec3d, Vec3d>& e) { return edge_direction(e.first, e.second); }
inline Vec3d edge_direction(const SurfaceFeature& edge) {
assert(edge.get_type() == SurfaceFeatureType::Edge);
return edge_direction(edge.get_edge());
}
inline Vec3d plane_normal(const SurfaceFeature& plane) {
assert(plane.get_type() == SurfaceFeatureType::Plane);
return std::get<1>(plane.get_plane());
}
inline bool are_parallel(const Vec3d& v1, const Vec3d& v2) { return std::abs(std::abs(v1.dot(v2)) - 1.0) < EPSILON; }
inline bool are_perpendicular(const Vec3d& v1, const Vec3d& v2) { return std::abs(v1.dot(v2)) < EPSILON; }
inline bool are_parallel(const std::pair<Vec3d, Vec3d>& e1, const std::pair<Vec3d, Vec3d>& e2) {
return are_parallel(e1.second - e1.first, e2.second - e2.first);
}
inline bool are_parallel(const SurfaceFeature& f1, const SurfaceFeature& f2) {
if (f1.get_type() == SurfaceFeatureType::Edge && f2.get_type() == SurfaceFeatureType::Edge)
return are_parallel(edge_direction(f1), edge_direction(f2));
else if (f1.get_type() == SurfaceFeatureType::Edge && f2.get_type() == SurfaceFeatureType::Plane)
return are_perpendicular(edge_direction(f1), plane_normal(f2));
else
return false;
}
inline bool are_perpendicular(const SurfaceFeature& f1, const SurfaceFeature& f2) {
if (f1.get_type() == SurfaceFeatureType::Edge && f2.get_type() == SurfaceFeatureType::Edge)
return are_perpendicular(edge_direction(f1), edge_direction(f2));
else if (f1.get_type() == SurfaceFeatureType::Edge && f2.get_type() == SurfaceFeatureType::Plane)
return are_parallel(edge_direction(f1), plane_normal(f2));
else
return false;
}
} // namespace Measure
} // namespace Slic3r
#endif // Slic3r_Measure_hpp_