Differential D6303 Diff 16183 tools/vectorosm-tilecreator/NodeReducer.cpp

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tools/vectorosm-tilecreator/NodeReducer.cpp

1// 1​//
2// This file is part of the Marble Virtual Globe. 2​// This file is part of the Marble Virtual Globe.
3// 3​//
4// This program is free software licensed under the GNU LGPL. You can 4​// This program is free software licensed under the GNU LGPL. You can
5// find a copy of this license in LICENSE.txt in the top directory of 5​// find a copy of this license in LICENSE.txt in the top directory of
6// the source code. 6​// the source code.
7// 7​//
8// Copyright 2016 Akshat Tandon <akshat.tandon@research.iiit.ac.in> 8​// Copyright 2016 Akshat Tandon <akshat.tandon@research.iiit.ac.in>
9// 9​//
10 10​
11#include "GeoDataPlacemark.h" 11​#include "GeoDataPlacemark.h"
12#include "GeoDataLineString.h" 12​#include "GeoDataLineString.h"
13#include "GeoDataPolygon.h" 13​#include "GeoDataPolygon.h"
14​#include "GeoDataBuilding.h"
15​#include "GeoDataMultiGeometry.h"
14#include "GeoDataCoordinates.h" 16​#include "GeoDataCoordinates.h"
15#include "MarbleMath.h" 17​#include "MarbleMath.h"
16#include "NodeReducer.h" 18​#include "NodeReducer.h"
17#include "OsmPlacemarkData.h" 19​#include "OsmPlacemarkData.h"
18 20​
19#include <QDebug> 21​#include <QDebug>
20#include <QVector> 22​#include <QVector>
21 23​
Show All 13 Lines36 for (GeoDataPlacemark* placemark: document->placemarkList()) {
35 GeoDataGeometry const * const geometry = placemark->geometry(); 37​ GeoDataGeometry const * const geometry = placemark->geometry();
36 auto const visualCategory = placemark->visualCategory(); 38​ auto const visualCategory = placemark->visualCategory();
37 if (const auto prevLine = geodata_cast<GeoDataLineString>(geometry)) { 39​ if (const auto prevLine = geodata_cast<GeoDataLineString>(geometry)) {
38 GeoDataLineString* reducedLine = new GeoDataLineString; 40​ GeoDataLineString* reducedLine = new GeoDataLineString;
39 reduce(*prevLine, placemark->osmData(), visualCategory, reducedLine); 41​ reduce(*prevLine, placemark->osmData(), visualCategory, reducedLine);
40 placemark->setGeometry(reducedLine); 42​ placemark->setGeometry(reducedLine);
41 } else if (m_zoomLevel < 17) { 43​ } else if (m_zoomLevel < 17) {
42 if (const auto prevRing = geodata_cast<GeoDataLinearRing>(geometry)) { 44​ if (const auto prevRing = geodata_cast<GeoDataLinearRing>(geometry)) {
43 GeoDataLinearRing* reducedRing = new GeoDataLinearRing; 45​ placemark->setGeometry(reducedRing(*prevRing, placemark, visualCategory));
44 reduce(*prevRing, placemark->osmData(), visualCategory, reducedRing); ​
45 placemark->setGeometry(reducedRing); ​
46 } else if (const auto prevPolygon = geodata_cast<GeoDataPolygon>(geometry)) { 46​ } else if (const auto prevPolygon = geodata_cast<GeoDataPolygon>(geometry)) {
47 GeoDataPolygon* reducedPolygon = new GeoDataPolygon; 47​ placemark->setGeometry(reducedPolygon(*prevPolygon, placemark, visualCategory));
48 GeoDataLinearRing const * prevRing = &(prevPolygon->outerBoundary()); 48​ } else if (const auto building = geodata_cast<GeoDataBuilding>(geometry)) {
49 GeoDataLinearRing reducedRing; 49​ if (const auto prevRing = geodata_cast<GeoDataLinearRing>(&building->multiGeometry()->at(0))) {
50 reduce(*prevRing, placemark->osmData().memberReference(-1), visualCategory, &reducedRing); 50​ GeoDataLinearRing* ring = reducedRing(*prevRing, placemark, visualCategory);
51 reducedPolygon->setOuterBoundary(reducedRing); 51​ GeoDataBuilding* newBuilding = new GeoDataBuilding(*building);
52 QVector<GeoDataLinearRing> const & innerBoundaries = prevPolygon->innerBoundaries(); 52​ newBuilding->multiGeometry()->clear();
53 for(int i = 0; i < innerBoundaries.size(); i++) { 53​ newBuilding->multiGeometry()->append(ring);
54 prevRing = &innerBoundaries[i]; 54​ placemark->setGeometry(newBuilding);
55 GeoDataLinearRing reducedInnerRing; 55​ } else if (const auto prevPolygon = geodata_cast<GeoDataPolygon>(&building->multiGeometry()->at(0))) {
56 reduce(*prevRing, placemark->osmData().memberReference(i), visualCategory, &reducedInnerRing); 56​ GeoDataPolygon* poly = reducedPolygon(*prevPolygon, placemark, visualCategory);
57 reducedPolygon->appendInnerBoundary(reducedInnerRing); 57​ GeoDataBuilding* newBuilding = new GeoDataBuilding(*building);
58​ newBuilding->multiGeometry()->clear();
59​ newBuilding->multiGeometry()->append(poly);
60​ placemark->setGeometry(newBuilding);
58 } 61​ }
59 placemark->setGeometry(reducedPolygon); ​
60 } 62​ }
61 } 63​ }
62 } 64​ }
63} 65​}
64 66​
65qint64 NodeReducer::remainingNodes() const 67​qint64 NodeReducer::remainingNodes() const
66{ 68​{
67 return m_remainingNodes; 69​ return m_remainingNodes;
▲ Show 20 Lines • Show All 114 Lines • ▼ Show 20 Line(s)129{
182 for (auto const &segment: segments) { 184​ for (auto const &segment: segments) {
183 int diff = segment.second - segment.first; 185​ int diff = segment.second - segment.first;
184 diff = diff > 0 ? diff : length + diff; 186​ diff = diff > 0 ? diff : length + diff;
185 value = value % QStringLiteral(";") % QString::number(segment.first) % QStringLiteral("+") % QString::number(diff); 187​ value = value % QStringLiteral(";") % QString::number(segment.first) % QStringLiteral("+") % QString::number(diff);
186 } 188​ }
187 osmData.addTag(QStringLiteral("mx:bp"), value.mid(1)); 189​ osmData.addTag(QStringLiteral("mx:bp"), value.mid(1));
188} 190​}
189 191​
192​GeoDataLinearRing *NodeReducer::reducedRing(const GeoDataLinearRing& prevRing,
193​ GeoDataPlacemark* placemark,
194​ const GeoDataPlacemark::GeoDataVisualCategory& visualCategory)
195​{
196​ GeoDataLinearRing* reducedRing = new GeoDataLinearRing;
197​ reduce(prevRing, placemark->osmData(), visualCategory, reducedRing);
198​ return reducedRing;
199​}
200​
201​GeoDataPolygon *NodeReducer::reducedPolygon(const GeoDataPolygon& prevPolygon,
202​ GeoDataPlacemark* placemark,
203​ const GeoDataPlacemark::GeoDataVisualCategory& visualCategory)
204​{
205​ GeoDataPolygon* reducedPolygon = new GeoDataPolygon;
206​ GeoDataLinearRing const * prevRing = &(prevPolygon.outerBoundary());
207​ GeoDataLinearRing reducedRing;
208​ reduce(*prevRing, placemark->osmData().memberReference(-1), visualCategory, &reducedRing);
209​ reducedPolygon->setOuterBoundary(reducedRing);
210​ QVector<GeoDataLinearRing> const & innerBoundaries = prevPolygon.innerBoundaries();
211​ for(int i = 0; i < innerBoundaries.size(); i++) {
212​ prevRing = &innerBoundaries[i];
213​ GeoDataLinearRing reducedInnerRing;
214​ reduce(*prevRing, placemark->osmData().memberReference(i), visualCategory, &reducedInnerRing);
215​ reducedPolygon->appendInnerBoundary(reducedInnerRing);
216​ }
217​ return reducedPolygon;
218​}
219​
190} 220​}