MRMeshDiff.h

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#pragma once
 
#include "MRMeshTopology.h"
#include "MRphmap.h"
 
namespace MR
{
 
class MeshDiff
{
public:
    MRMESH_API MeshDiff( const Mesh & from, const Mesh & to );
 
    MRMESH_API void applyAndSwap( Mesh & m );
 
    [[nodiscard]] bool any() const { return !changedPoints_.empty() || !changedEdges_.empty(); }
 
private:
    size_t toPointsSize_ = 0;
    ParallelHashMap<VertId, Vector3f> changedPoints_;
    size_t toEdgesSize_ = 0;
    ParallelHashMap<EdgeId, MeshTopology::HalfEdgeRecord> changedEdges_;
};
 
} // namespace MR