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24 lines
604 B
C++
24 lines
604 B
C++
#pragma once
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#include "geometry/region2d.hpp"
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#include <vector>
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namespace m2
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{
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using MultiRegionI = std::vector<RegionI>;
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/// @name Next functions work in _append_ mode to the result.
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/// @{
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void IntersectRegions(RegionI const & r1, RegionI const & r2, MultiRegionI & res);
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void DiffRegions(RegionI const & r1, RegionI const & r2, MultiRegionI & res);
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/// @}
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MultiRegionI IntersectRegions(RegionI const & r1, MultiRegionI const & r2);
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/// Union \a r with \a res and save to \a res.
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void AddRegion(RegionI const & r, MultiRegionI & res);
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uint64_t Area(MultiRegionI const & rgn);
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} // namespace m2
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