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18 lines
395 B
C
18 lines
395 B
C
#ifndef LL_H
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#define LL_H
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#include <QPointF>
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#define TILE_SIZE 256
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#define ZOOM_MAX 18
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#define ZOOM_MIN 3
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QPointF ll2mercator(const QPointF &ll);
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qreal llDistance(const QPointF &p1, const QPointF &p2);
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QPoint mercator2tile(const QPointF &m, int zoom);
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QPointF tile2mercator(const QPoint &tile, int zoom);
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int scale2zoom(qreal scale);
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qreal zoom2resolution(int zoom, qreal y);
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#endif // LL_H
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