WireCell::RayGrid::Blob Class Reference

#include <RayTiling.h>

Public Member Functions
void	add (const Coordinates &coords, const Strip &strip)
const strips_t &	strips () const
strips_t &	strips ()
const crossings_t &	corners () const
bool	valid () const
std::string	as_string () const

Private Attributes
strips_t	m_strips
crossings_t	m_corners

Detailed Description

Definition at line 107 of file RayTiling.h.

Member Function Documentation

void Blob::add	(	const Coordinates &	coords,
		const Strip &	strip
	)

Definition at line 146 of file RayTiling.cxx.

{
    const size_t nstrips = m_strips.size();

    if (nstrips == 0) {         // special case
        m_strips.push_back(strip);
        return;
    }

    if (nstrips == 1) {         // special case
        m_strips.push_back(strip);
        m_corners = find_corners(m_strips.front(), m_strips.back());
        return;
    }

    crossings_t surviving;

    // See what old corners are inside the new strip
    for (const auto& c : m_corners) {
        const double pitch = coords.pitch_location(c.first, c.second, strip.layer);
        const int pind = coords.pitch_index(pitch, strip.layer);


        if (strip.in(pind)) {
            surviving.push_back(c);
        }
    }

    // see what new corners are inside all old strips;
    for (size_t si1 = 0; si1 < nstrips; ++si1) {
        auto corners = find_corners(m_strips[si1], strip);
        for (const auto& c : corners) {

            // check each corner if inside all other strips
            bool miss = false;
            for (size_t si2 = 0; si2 < nstrips; ++si2) {
                if (si1 == si2) { continue; }
                const auto& s2 = m_strips[si2];
                double pitch = coords.pitch_location(c.first, c.second, s2.layer);
                const int pind = coords.pitch_index(pitch, s2.layer);
                if (s2.in(pind)) {
                    continue;
                }

                miss = true;
                break;
            }
            if (!miss) {
                surviving.push_back(c);
            }
        }
    }
    m_corners = surviving;
    m_strips.push_back(strip);
}

std::string Blob::as_string

(

)

const

Definition at line 274 of file RayTiling.cxx.

{
    std::stringstream ss;
    ss << *this << "\n";
    const auto& strips = this->strips();
    ss << "\tstrips (" << strips.size() << "):\n";
    for (const auto& s : strips) {
        ss << "\t\t" << s << "\n";
    }
    const auto corners = this->corners();
    ss << "\tcorners (" << corners.size() << "):\n";
    for (const auto& c : corners) {
        ss << "\t\t" << c << "\n";
    }
    return ss.str();
}

const crossings_t & Blob::corners

(

)

const

Definition at line 202 of file RayTiling.cxx.

{
    return m_corners;
}

const strips_t& WireCell::RayGrid::Blob::strips ( ) const

inline

Definition at line 111 of file RayTiling.h.

{ return m_strips; }

strips_t& WireCell::RayGrid::Blob::strips ( )

inline

Definition at line 112 of file RayTiling.h.

{ return m_strips; }

bool WireCell::RayGrid::Blob::valid ( ) const

inline

Definition at line 118 of file RayTiling.h.

                               {
                size_t nstrips = m_strips.size();
                if (nstrips == 0) { return false; } // empty
                if (nstrips == 1) { return true; }  // no corners expected
                return corners().size() > 0;
            }

Member Data Documentation

crossings_t WireCell::RayGrid::Blob::m_corners

private

Definition at line 129 of file RayTiling.h.

strips_t WireCell::RayGrid::Blob::m_strips

private

Definition at line 128 of file RayTiling.h.

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

• wire-cell-build/util/inc/WireCellUtil/RayTiling.h
• wire-cell-build/util/src/RayTiling.cxx