MRMesh/MRGridSampling.h

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#pragma once
 
#include "MRMeshFwd.h"
#include "MRProgressCallback.h"
#include "MRId.h"
#include "MRPointCloudPart.h"
#include "MRVector.h"
#include <optional>
 
namespace MR
{
 
MRMESH_API std::optional<VertBitSet> verticesGridSampling( const MeshPart& mp, float voxelSize, const ProgressCallback & cb = {} );
 
MRMESH_API std::optional<VertBitSet> pointGridSampling( const PointCloudPart& pcp, float voxelSize, const ProgressCallback & cb = {} );
 
 
struct ModelPointsData
{
    const VertCoords* points{ nullptr };
    const VertBitSet* validPoints{ nullptr };
    const AffineXf3f* xf{ nullptr };
    ObjId fakeObjId{};
};
 
struct ObjVertId
{
    ObjId objId;
    VertId vId;
 
    friend bool operator==( const ObjVertId&, const ObjVertId& ) = default;
};
 
using MultiObjsSamples = std::vector<ObjVertId>;
 
MRMESH_API std::optional<MultiObjsSamples> multiModelGridSampling( const Vector<ModelPointsData, ObjId>& models, float voxelSize, const ProgressCallback& cb = {} );
 
} //namespace MR