Slic3r::Linef3 Class Reference

#include </home/runner/work/OrcaSlicer/OrcaSlicer/src/libslic3r/Line.hpp>

Public Types
using	Scalar = Vec3d::Scalar

Public Member Functions
	Linef3 ()
	Linef3 (const Vec3d &_a, const Vec3d &_b)
	Linef3 (const Vec2d &_a, const Vec2d &_b, double z)
Vec3d	intersect_plane (double z) const
void	scale (double factor)
Vec3d	vector () const
Vec3d	unit_vector () const
double	length () const
double	distance_to_infinite_squared (const Vec3d &point, Vec3d *closest_point) const
double	distance_to_infinite_squared (const Vec3d &point) const

Static Public Member Functions
static double	distance_to_infinite_squared (const Vec3d &point, const Vec3d &a, const Vec3d &b)

Public Attributes
Vec3d	a
Vec3d	b

Static Public Attributes
static const constexpr int	Dim = 3

Detailed Description

Member Typedef Documentation

Scalar

using Slic3r::Linef3::Scalar = Vec3d::Scalar

Constructor & Destructor Documentation

Linef3() [1/3]

Slic3r::Linef3::Linef3 ( )

inline

: a(Vec3d::Zero()), b(Vec3d::Zero()) {}

References a, and b.

Referenced by distance_to_infinite_squared().

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Linef3() [2/3]

Slic3r::Linef3::Linef3 ( const Vec3d & _a, const Vec3d & _b )

inline

: a(_a), b(_b) {}

References a, and b.

Linef3() [3/3]

Slic3r::Linef3::Linef3 ( const Vec2d & _a, const Vec2d & _b, double z )

inline

: a(Vec3d(_a.x(), _a.y(), z)), b(Vec3d(_b.x(), _b.y(), z)) {}

References a, and b.

Member Function Documentation

distance_to_infinite_squared() [1/3]

double Slic3r::Linef3::distance_to_infinite_squared ( const Vec3d & point ) const

inline

                                                                  {
        Vec3d nearest_point;
        return distance_to_infinite_squared(point, &nearest_point);
    }

References distance_to_infinite_squared().

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distance_to_infinite_squared() [2/3]

double Slic3r::Linef3::distance_to_infinite_squared ( const Vec3d & point, const Vec3d & a, const Vec3d & b )

inlinestatic

                                                                                                          {
        Linef3 line{a, b};
        return line.distance_to_infinite_squared(point);
    }

References Linef3(), a, b, and distance_to_infinite_squared().

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distance_to_infinite_squared() [3/3]

double Slic3r::Linef3::distance_to_infinite_squared ( const Vec3d & point, Vec3d * closest_point ) const

inline

                                                                                        {
        const Vec3d v  = this->b - this->a;
        const Vec3d va = point - this->a;
        const double l2 = v.squaredNorm();
        if (l2 == 0.) {
            // a == b case
            *closest_point = this->a;
            return va.squaredNorm();
        }
        // Consider the line extending the segment, parameterized as a + t (b - a).
        // Find parameter value t of the projection of point onto the line.
        const double t = va.dot(v) / l2;
        *closest_point = this->a + t * v;
        return (point - *closest_point).squaredNorm();
    }

References a, b, and Slic3r::l2().

Referenced by Slic3r::contour_extrusion_path(), distance_to_infinite_squared(), and distance_to_infinite_squared().

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intersect_plane()

Vec3d Slic3r::Linef3::intersect_plane

(

double

z

)

const

{
    Vec3d  v = (this->b - this->a).cast<double>();
    double t = (z - this->a(2)) / v(2);
    return Vec3d(this->a(0) + v(0) * t, this->a(1) + v(1) * t, z);
}

References a, b, and Slic3r::cast().

Referenced by Slic3r::SeamPlacerImpl::PaintedContour::crossings(), Slic3r::GUI::GLGizmoCut3D::mouse_position_in_local_plane(), Slic3r::GUI::GLGizmoRotate::mouse_position_in_local_plane(), and Slic3r::GUI::GLCanvas3D::on_mouse().

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length()

double Slic3r::Linef3::length ( ) const

inline

{ return vector().norm(); }

References vector().

Referenced by unit_vector().

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scale()

void Slic3r::Linef3::scale ( double factor )

inline

{ this->a *= factor; this->b *= factor; }

References a, and b.

unit_vector()

Vec3d Slic3r::Linef3::unit_vector ( ) const

inline

{ return (length() == 0.0) ? Vec3d::Zero() : vector().normalized(); }

References length(), and vector().

Referenced by Slic3r::GUI::GLGizmoMove3D::calc_projection(), Slic3r::GUI::GLGizmoScale3D::calc_ratio(), Slic3r::GUI::GLGizmoCut3D::dragging_grabber_move(), and Slic3r::GUI::GLCanvas3D::on_mouse().

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vector()

Vec3d Slic3r::Linef3::vector ( ) const

inline

{ return this->b - this->a; }

References a, and b.

Referenced by length(), Slic3r::GUI::GLGizmoRotate::mouse_position_in_local_plane(), Slic3r::GUI::DesignSketchTool::on_mouse_impl(), Slic3r::GUI::ray_axis_proj(), Slic3r::GUI::DesignSketchTool::screen_to_plane(), Slic3r::GUI::DesignSketchTool::screen_tol(), Slic3r::GUI::DesignSketchTool::select_at_screen(), and unit_vector().

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Member Data Documentation

a

Vec3d Slic3r::Linef3::a

Referenced by Linef3(), Linef3(), Linef3(), Slic3r::GUI::GLCanvas3D::_picking_pass_imex_ghosts(), Slic3r::GUI::DesignSketchTool::arc_mouse_angle(), Slic3r::GUI::GLGizmoMove3D::calc_projection(), Slic3r::GUI::GLGizmoScale3D::calc_ratio(), Slic3r::SeamPlacerImpl::PaintedContour::crossings(), distance_to_infinite_squared(), distance_to_infinite_squared(), Slic3r::GUI::DesignSketchTool::drag_datum_handle(), Slic3r::GUI::DesignSketchTool::drag_draft_arc(), Slic3r::GUI::DesignSketchTool::drag_extrude_arrow(), Slic3r::GUI::DesignSketchTool::drag_helix_handle(), Slic3r::GUI::DesignSketchTool::drag_hole_handle(), Slic3r::GUI::DesignSketchTool::drag_pattern_handle(), Slic3r::GUI::DesignSketchTool::drag_revolve_arc(), Slic3r::GUI::DesignSketchTool::drag_rib_handle(), Slic3r::GUI::DesignSketchTool::drag_thread_handle(), Slic3r::GUI::GLGizmoCut3D::dragging_grabber_move(), Slic3r::GUI::DesignSketchTool::fillet_axis_proj(), Slic3r::GUI::DesignSketchTool::hit_test_base_pick(), Slic3r::GUI::DesignSketchTool::hit_test_cut_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_datum_handle(), Slic3r::GUI::DesignSketchTool::hit_test_draft_handle(), Slic3r::GUI::DesignSketchTool::hit_test_extrude_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_fillet_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_helix_handle(), Slic3r::GUI::DesignSketchTool::hit_test_hole_handle(), Slic3r::GUI::DesignSketchTool::hit_test_move_arc(), Slic3r::GUI::DesignSketchTool::hit_test_move_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_pattern_handle(), Slic3r::GUI::DesignSketchTool::hit_test_revolve_handle(), Slic3r::GUI::DesignSketchTool::hit_test_rib_handle(), Slic3r::GUI::DesignSketchTool::hit_test_shell_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_thread_handle(), intersect_plane(), Slic3r::GUI::GLGizmoRotate::mouse_position_in_local_plane(), Slic3r::GUI::GLCanvas3D::on_mouse(), Slic3r::GUI::DesignSketchTool::on_mouse_impl(), Slic3r::GUI::ray_axis_proj(), Slic3r::GUI::DesignSketchTool::resolve_solid_pick(), scale(), Slic3r::GUI::DesignSketchTool::screen_to_plane(), Slic3r::GUI::DesignSketchTool::screen_tol(), Slic3r::GUI::DesignSketchTool::select_at_screen(), Slic3r::GUI::DesignSketchTool::start_hole_drag(), Slic3r::GUI::DesignSketchTool::start_thread_drag(), Slic3r::transform(), and vector().

b

Vec3d Slic3r::Linef3::b

Referenced by Linef3(), Linef3(), Linef3(), Slic3r::GUI::GLCanvas3D::_picking_pass_imex_ghosts(), Slic3r::GUI::DesignSketchTool::arc_mouse_angle(), Slic3r::SeamPlacerImpl::PaintedContour::crossings(), distance_to_infinite_squared(), distance_to_infinite_squared(), Slic3r::GUI::DesignSketchTool::drag_datum_handle(), Slic3r::GUI::DesignSketchTool::drag_draft_arc(), Slic3r::GUI::DesignSketchTool::drag_extrude_arrow(), Slic3r::GUI::DesignSketchTool::drag_helix_handle(), Slic3r::GUI::DesignSketchTool::drag_hole_handle(), Slic3r::GUI::DesignSketchTool::drag_pattern_handle(), Slic3r::GUI::DesignSketchTool::drag_revolve_arc(), Slic3r::GUI::DesignSketchTool::drag_rib_handle(), Slic3r::GUI::DesignSketchTool::drag_thread_handle(), Slic3r::GUI::DesignSketchTool::fillet_axis_proj(), Slic3r::GUI::DesignSketchTool::hit_test_base_pick(), Slic3r::GUI::DesignSketchTool::hit_test_cut_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_datum_handle(), Slic3r::GUI::DesignSketchTool::hit_test_draft_handle(), Slic3r::GUI::DesignSketchTool::hit_test_extrude_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_fillet_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_helix_handle(), Slic3r::GUI::DesignSketchTool::hit_test_hole_handle(), Slic3r::GUI::DesignSketchTool::hit_test_move_arc(), Slic3r::GUI::DesignSketchTool::hit_test_move_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_pattern_handle(), Slic3r::GUI::DesignSketchTool::hit_test_revolve_handle(), Slic3r::GUI::DesignSketchTool::hit_test_rib_handle(), Slic3r::GUI::DesignSketchTool::hit_test_shell_arrow(), Slic3r::GUI::DesignSketchTool::hit_test_thread_handle(), intersect_plane(), Slic3r::GUI::GLGizmoRotate::mouse_position_in_local_plane(), Slic3r::GUI::DesignSketchTool::resolve_solid_pick(), scale(), Slic3r::GUI::DesignSketchTool::start_hole_drag(), Slic3r::GUI::DesignSketchTool::start_thread_drag(), Slic3r::transform(), and vector().

Dim

const constexpr int Slic3r::Linef3::Dim = 3

staticconstexpr

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The documentation for this class was generated from the following files:

• /home/runner/work/OrcaSlicer/OrcaSlicer/src/libslic3r/Line.hpp
• /home/runner/work/OrcaSlicer/OrcaSlicer/src/libslic3r/Line.cpp