MRMeshToDistanceVolume.h

Go to the documentation of this file.

#pragma once
 
#include "MRDistanceVolumeParams.h"
#include "MRSignDetectionMode.h"
#include "MRVoxelsVolume.h"
#include "MRExpected.h"
#include <cfloat>
#include <memory>
#include <optional>
 
namespace MR
{
 
struct DistanceToMeshOptions
{
    float minDistSq{ 0 };
 
    float maxDistSq{ FLT_MAX };
 
    SignDetectionMode signMode{ SignDetectionMode::ProjectionNormal };
 
    float windingNumberThreshold = 0.5f;
 
    float windingNumberBeta = 2;
};
 
[[nodiscard]] MRMESH_API std::optional<float> signedDistanceToMesh( const MeshPart& mp, const Vector3f& p, const DistanceToMeshOptions& op );
 
struct MeshToDistanceVolumeParams
{
    DistanceVolumeParams vol;
 
    DistanceToMeshOptions dist;
 
    std::shared_ptr<IFastWindingNumber> fwn;
};
 
MRMESH_API Expected<SimpleVolume> meshToDistanceVolume( const MeshPart& mp, const MeshToDistanceVolumeParams& params = {} );
 
MRMESH_API FunctionVolume meshToDistanceFunctionVolume( const MeshPart& mp, const MeshToDistanceVolumeParams& params = {} );
 
MRMESH_API Expected<SimpleVolume> meshRegionToIndicatorVolume( const Mesh& mesh, const FaceBitSet& region,
    float offset, const DistanceVolumeParams& params );
 
 
struct MeshToDirectionVolumeParams
{
    DistanceVolumeParams vol;
    DistanceToMeshOptions dist; // note that signMode is ignored in this algorithm
    std::shared_ptr<IPointsToMeshProjector> projector;
};
 
MRMESH_API Expected<std::array<SimpleVolume, 3>> meshToDirectionVolume( const MeshToDirectionVolumeParams& params );
 
} //namespace MR