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Diffstat (limited to 'generator/grid_generator.cpp')
| -rw-r--r-- | generator/grid_generator.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/generator/grid_generator.cpp b/generator/grid_generator.cpp new file mode 100644 index 0000000000..b3f3e9ade2 --- /dev/null +++ b/generator/grid_generator.cpp @@ -0,0 +1,192 @@ +#include "grid_generator.hpp" + +#include "../base/logging.hpp" + +#include "../indexer/cell_id.hpp" +#include "../indexer/mercator.hpp" + +// tags used for grid drawing +#define GRIDKEY "mapswithme" +#define GRIDVALUE "grid" +#define CAPTIONKEY "place" +#define CAPTIONVALUE "country" + +namespace grid +{ + static size_t const MIN_GRID_LEVEL = 1; + static size_t const MAX_GRID_LEVEL = 10; + + template <class TCellId> + string MercatorPointToCellIdString(double x, double y, size_t bucketingLevel) + { + TCellId id = CellIdConverter<MercatorBounds, TCellId>::ToCellId(x, y); + return id.ToString().substr(0, bucketingLevel); + } + + void GenerateGridToStdout(size_t bucketingLevel) + { + if (bucketingLevel < MIN_GRID_LEVEL || bucketingLevel > MAX_GRID_LEVEL) + { + LOG(LERROR, ("Bucketing level", bucketingLevel, "for grid is not within valid range [", MIN_GRID_LEVEL, "..", MAX_GRID_LEVEL, "]")); + return; + } + + size_t const COUNT = 2 << (bucketingLevel - 1); + double const STEPX = (MercatorBounds::maxX - MercatorBounds::minX) / COUNT; + double const STEPY = (MercatorBounds::maxY - MercatorBounds::minY) / COUNT; + + cout << + "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<osm version=\"0.6\" generator=\"MapsWithMe Indexer Tool\">\n" + " <bounds minlat=\"" << MercatorBounds::YToLat(MercatorBounds::minY) << + "\" minlon=\"" << MercatorBounds::XToLon(MercatorBounds::minX) << + "\" maxlat=\"" << MercatorBounds::YToLat(MercatorBounds::maxY) << + "\" maxlon=\"" << MercatorBounds::XToLon(MercatorBounds::maxX) << "\"/>\n"; + + // generate nodes and ways + size_t nodeID = 1; + size_t wayID = 1; + for (double y = MercatorBounds::minY; y <= MercatorBounds::maxY; y += STEPY) + { + size_t const firstID = nodeID; + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(y) << + "\" lon=\"" << MercatorBounds::XToLon(MercatorBounds::minX) << + "\"/>\n"; + size_t const secondID = nodeID; + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(y) << + "\" lon=\"" << MercatorBounds::XToLon(MercatorBounds::maxX) << + "\"/>\n"; + cout << + " <way id=\"" << wayID++ << "\">\n" + " <nd ref=\"" << firstID << "\"/>\n" + " <nd ref=\"" << secondID << "\"/>\n" + " <tag k=\"" << GRIDKEY << "\" v=\"" << GRIDVALUE << "\"/>\n" + " <tag k=\"layer\" v=\"-5\"/>\n" + " </way>\n"; + } + for (double x = MercatorBounds::minX; x <= MercatorBounds::maxX; x += STEPX) + { + size_t const firstID = nodeID; + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(MercatorBounds::minY) << + "\" lon=\"" << MercatorBounds::XToLon(x) << + "\"/>\n"; + size_t const secondID = nodeID; + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(MercatorBounds::maxY) << + "\" lon=\"" << MercatorBounds::XToLon(x) << + "\"/>\n"; + cout << + " <way id=\"" << wayID++ << "\">\n" + " <nd ref=\"" << firstID << "\"/>\n" + " <nd ref=\"" << secondID << "\"/>\n" + " <tag k=\"" << GRIDKEY << "\" v=\"" << GRIDVALUE << "\"/>\n" + " <tag k=\"layer\" v=\"-5\"/>\n" + " </way>\n"; + } + + // generate nodes with captions + for (size_t y = 0; y <= COUNT - 1; ++y) + { + for (size_t x = 0; x <= COUNT - 1; ++x) + { + double const mercY = MercatorBounds::minY + y * STEPY + STEPY / 2; + double const mercX = MercatorBounds::minX + x * STEPX + STEPX / 2; + string const title = MercatorPointToCellIdString<m2::CellId<MAX_GRID_LEVEL> >(mercX, mercY, bucketingLevel); + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(mercY) << + "\" lon=\"" << MercatorBounds::XToLon(mercX) << + "\">\n"; + cout << + " <tag k=\"" << CAPTIONKEY << "\" v=\"" << CAPTIONVALUE << "\"/>\n"; + cout << + " <tag k=\"name\" v=\"" << title << "\"/>\n"; + cout << + " </node>\n"; + } + } + cout << + "</osm>\n"; + } + +/* void GenerateGridToStdout(size_t bucketingLevel) + { + if (bucketingLevel < MIN_GRID_LEVEL || bucketingLevel > MAX_GRID_LEVEL) + { + LOG(LERROR, ("Bucketing level", bucketingLevel, "for grid is not within valid range [", MIN_GRID_LEVEL, "..", MAX_GRID_LEVEL, "]")); + return; + } + + size_t const COUNT = 2 << (bucketingLevel - 1); + double const STEPX = (MercatorBounds::maxX - MercatorBounds::minX) / COUNT; + double const STEPY = (MercatorBounds::maxY - MercatorBounds::minY) / COUNT; + + cout << + "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<osm version=\"0.6\" generator=\"MapsWithMe Indexer Tool\">\n" + " <bounds minlat=\"" << MercatorBounds::YToLat(MercatorBounds::minY) << + "\" minlon=\"" << MercatorBounds::XToLon(MercatorBounds::minX) << + "\" maxlat=\"" << MercatorBounds::YToLat(MercatorBounds::maxY) << + "\" maxlon=\"" << MercatorBounds::XToLon(MercatorBounds::maxX) << "\"/>\n"; + + // generate nodes + size_t nodeID = 1; + for (double y = MercatorBounds::minY; y <= MercatorBounds::maxY; y += STEPY) + { + for (double x = MercatorBounds::minX; x <= MercatorBounds::maxX; x += STEPX) + { + cout << + " <node id=\"" << nodeID++ << + "\" lat=\"" << MercatorBounds::YToLat(y) << + "\" lon=\"" << MercatorBounds::XToLon(x) << + "\"/>\n"; + } + } + // generate squares and captions + size_t wayID = 1; + for (size_t y = 0; y <= COUNT - 1; ++y) + { + for (size_t x = 0; x <= COUNT - 1; ++x) + { + size_t const first = x + y * (COUNT + 1) + 1; + size_t const second = first + 1; + size_t const third = second + COUNT + 1; + size_t const fourth = third - 1; + string title = CellStringFromXYLevel(x, y, bucketingLevel); + ++nodeID; + cout << + " <node id=\"" << nodeID << + "\" lat=\"" << MercatorBounds::YToLat(MercatorBounds::minY + y * STEPY + STEPY / 2) << + "\" lon=\"" << MercatorBounds::XToLon(MercatorBounds::minX + x * STEPX + STEPX / 2) << + "\">\n"; + cout << + " <tag k=\"" << TAGKEY << "\" v=\"" << CAPTIONVALUE << "\"/>\n"; + cout << + " <tag k=\"name\" v=\"" << title << "\"/>\n"; + cout << + " </node>\n"; + + cout << + " <way id=\"" << wayID++ << "\">\n" + " <nd ref=\"" << first << "\"/>\n" + " <nd ref=\"" << second << "\"/>\n" + " <nd ref=\"" << third << "\"/>\n" + " <nd ref=\"" << fourth << "\"/>\n" + " <nd ref=\"" << first << "\"/>\n" + " <tag k=\"name\" v=\"" << title << "\"/>\n" + " <tag k=\"" << TAGKEY << "\" v=\"" << GRIDVALUE << "\"/>\n" + " <tag k=\"layer\" v=\"-5\"/>\n" + " </way>\n"; + } + } + cout << + "</osm>\n"; + }*/ +} |