Slic3r::ClipperZUtils::ClipperZIntersectionVisitor Class Reference

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

Collaboration diagram for Slic3r::ClipperZUtils::ClipperZIntersectionVisitor:

Public Types
using	Intersection = std::pair<coord_t, coord_t>
using	Intersections = std::vector<Intersection>

Public Member Functions
	ClipperZIntersectionVisitor (Intersections &intersections)
void	reset ()
void	operator() (const ZPoint &e1bot, const ZPoint &e1top, const ZPoint &e2bot, const ZPoint &e2top, ZPoint &pt)
ZFillCallback	clipper_callback ()
const std::vector< std::pair< coord_t, coord_t > > &	intersections () const

Private Attributes
std::vector< std::pair< coord_t, coord_t > > &	m_intersections

Detailed Description

Member Typedef Documentation

Intersection

using Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::Intersection = std::pair<coord_t, coord_t>

Intersections

using Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::Intersections = std::vector<Intersection>

Constructor & Destructor Documentation

ClipperZIntersectionVisitor()

Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::ClipperZIntersectionVisitor ( Intersections & intersections )

inline

: m_intersections(intersections) {}

References intersections(), and m_intersections.

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Member Function Documentation

clipper_callback()

ZFillCallback Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::clipper_callback ( )

inline

                                     {
        return [this](const ZPoint &e1bot, const ZPoint &e1top,
                 const ZPoint &e2bot, const ZPoint &e2top, ZPoint &pt)
        { return (*this)(e1bot, e1top, e2bot, e2top, pt); };
    }

Referenced by Slic3r::Algorithm::wave_seeds().

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intersections()

const std::vector< std::pair< coord_t, coord_t > > & Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::intersections ( ) const

inline

{ return m_intersections; }

References m_intersections.

Referenced by ClipperZIntersectionVisitor().

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operator()()

void Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::operator() ( const ZPoint & e1bot, const ZPoint & e1top, const ZPoint & e2bot, const ZPoint & e2top, ZPoint & pt )

inline

                                                                                                                    {
        coord_t srcs[4]{ e1bot.z(), e1top.z(), e2bot.z(), e2top.z() };
        coord_t *begin = srcs;
        coord_t *end = srcs + 4;
        //FIXME bubble sort manually?
        std::sort(begin, end);
        end = std::unique(begin, end);
        if (begin + 1 == end) {
            // Self intersection may happen on source contour. Just copy the Z value.
            pt.z() = *begin;
        } else {
            assert(begin + 2 == end);
            if (begin + 2 <= end) {
                // store a -1 based negative index into the "intersections" vector here.
                m_intersections.emplace_back(srcs[0], srcs[1]);
                pt.z() = -coord_t(m_intersections.size());
            }
        }
    }

References m_intersections.

reset()

void Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::reset ( )

inline

{ m_intersections.clear(); }

References m_intersections.

Member Data Documentation

m_intersections

std::vector<std::pair<coord_t, coord_t> >& Slic3r::ClipperZUtils::ClipperZIntersectionVisitor::m_intersections

private

Referenced by ClipperZIntersectionVisitor(), intersections(), operator()(), and reset().

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

• /home/runner/work/OrcaSlicer/OrcaSlicer/src/libslic3r/ClipperZUtils.hpp