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Diffstat (limited to 'src/out_flattener.cpp')
| -rw-r--r-- | src/out_flattener.cpp | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/src/out_flattener.cpp b/src/out_flattener.cpp deleted file mode 100644 index 8868ca2..0000000 --- a/src/out_flattener.cpp +++ /dev/null @@ -1,187 +0,0 @@ -/* - * This file is part of gerbolyze, a vector image preprocessing toolchain - * Copyright (C) 2021 Jan Sebastian Götte <gerbolyze@jaseg.de> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see <https://www.gnu.org/licenses/>. - */ - -#include <cmath> -#include <algorithm> -#include <string> -#include <iostream> -#include <iomanip> -#include <gerbolyze.hpp> -#include <svg_import_defs.h> -#include <svg_geom.h> -#include "polylinecombine.hpp" - -using namespace gerbolyze; -using namespace std; - -static void polygon_to_cavc (const Polygon &in, cavc::Polyline<double> &out) { - for (auto &p : in) { - out.addVertex(p[0], p[1], 0); - } - out.isClosed() = true; /* sic! */ -} - -static void cavc_to_polygon (const cavc::Polyline<double> &in, Polygon &out) { - for (auto &p : in.vertexes()) { - out.emplace_back(d2p{p.x(), p.y()}); - } -} - -namespace gerbolyze { - class Flattener_D { - public: - vector<cavc::Polyline<double>> dark_polys; - vector<cavc::Polyline<double>> clear_polys; - - void add_dark_polygon(const Polygon &in) { - polygon_to_cavc(in, dark_polys.emplace_back()); - } - - void add_clear_polygon(const Polygon &in) { - polygon_to_cavc(in, clear_polys.emplace_back()); - } - }; -} - -Flattener::Flattener(PolygonSink &sink) : m_sink(sink) { - d = new Flattener_D(); -} - -Flattener::~Flattener() { - delete d; -} - -void Flattener::header(d2p origin, d2p size) { - m_sink.header(origin, size); -} - -void Flattener::render_out_clear_polys() { - for (auto &sub : d->clear_polys) { - vector<cavc::Polyline<double>> new_dark_polys; - new_dark_polys.reserve(d->dark_polys.size()); - - for (cavc::Polyline<double> cavc_in : d->dark_polys) { - auto res = cavc::combinePolylines(cavc_in, sub, cavc::PlineCombineMode::Exclude); - - if (res.subtracted.size() == 0) { - for (auto &rem : res.remaining) { - new_dark_polys.push_back(std::move(rem)); - } - - } else { /* custom one-hole deholing code */ - assert (res.remaining.size() == 1); - assert (res.subtracted.size() == 1); - - auto &rem = res.remaining[0]; - auto &sub = res.subtracted[0]; - auto bbox = getExtents(rem); - - cavc::Polyline<double> quad; - quad.addVertex(bbox.xMin, bbox.yMin, 0); - if (sub.vertexes()[0].x() < sub.vertexes()[1].x()) { - quad.addVertex(sub.vertexes()[0]); - quad.addVertex(sub.vertexes()[1]); - } else { - quad.addVertex(sub.vertexes()[1]); - quad.addVertex(sub.vertexes()[0]); - } - quad.addVertex(bbox.xMax, bbox.yMin, 0); - quad.isClosed() = true; /* sic! */ - - auto res2 = cavc::combinePolylines(rem, quad, cavc::PlineCombineMode::Exclude); - assert (res2.subtracted.size() == 0); - - for (auto &rem : res2.remaining) { - auto res3 = cavc::combinePolylines(rem, sub, cavc::PlineCombineMode::Exclude); - assert (res3.subtracted.size() == 0); - for (auto &p : res3.remaining) { - new_dark_polys.push_back(std::move(p)); - } - } - - auto res4 = cavc::combinePolylines(rem, quad, cavc::PlineCombineMode::Intersect); - assert (res4.subtracted.size() == 0); - - for (auto &rem : res4.remaining) { - auto res5 = cavc::combinePolylines(rem, sub, cavc::PlineCombineMode::Exclude); - assert (res5.subtracted.size() == 0); - for (auto &p : res5.remaining) { - new_dark_polys.push_back(std::move(p)); - } - } - } - } - - d->dark_polys = std::move(new_dark_polys); - } - d->clear_polys.clear(); -} - -Flattener &Flattener::operator<<(GerberPolarityToken pol) { - if (m_current_polarity != pol) { - m_current_polarity = pol; - - if (pol == GRB_POL_DARK) { - render_out_clear_polys(); - } - } - - return *this; -} - -Flattener &Flattener::operator<<(const LayerNameToken &layer_name) { - flush_polys_to_sink(); - m_sink << layer_name; - cerr << "Flattener forwarding layer name to sink: \"" << layer_name.m_name << "\"" << endl; - - return *this; -} - -Flattener &Flattener::operator<<(const Polygon &poly) { - if (m_current_polarity == GRB_POL_DARK) { - d->add_dark_polygon(poly); - - } else { /* clear */ - d->add_clear_polygon(poly); - render_out_clear_polys(); - } - - return *this; -} - -void Flattener::flush_polys_to_sink() { - *this << GRB_POL_DARK; /* force render */ - m_sink << GRB_POL_DARK; - - for (auto &poly : d->dark_polys) { - Polygon poly_out; - for (auto &p : poly.vertexes()) { - poly_out.emplace_back(d2p{p.x(), p.y()}); - } - m_sink << poly_out; - } - - d->clear_polys.clear(); - d->dark_polys.clear(); -} - -void Flattener::footer() { - flush_polys_to_sink(); - m_sink.footer(); -} - |