MRMesh/MRMeshMetrics.h

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#pragma once
 
#include "MRMeshFwd.h"
#include "MRVector3.h"
#include <functional>
 
namespace MR
{
 
// args: three vertices of candidate triangle
using FillTriangleMetric = std::function<double( VertId a, VertId b, VertId c )>;
// args: 
//  a->b: candidate edge
//  l: next(a->b) note that they are not connected in topology untill triangulation process ends
//  r: prev(a->b) note that they are not connected in topology untill triangulation process ends
using FillEdgeMetric = std::function<double( VertId a, VertId b, VertId l, VertId r )>;
// args: two metric weights to combine (usualy it is simple sum of them)
using FillCombineMetric = std::function<double( double, double )>;
 
MRMESH_API extern const double BadTriangulationMetric;
 
struct FillHoleMetric
{
    FillTriangleMetric triangleMetric;
    FillEdgeMetric edgeMetric;
    FillCombineMetric combineMetric;
};
 
MRMESH_API double calcCombinedFillMetric( const Mesh & mesh, const FaceBitSet & filledRegion, const FillHoleMetric & metric );
 
MRMESH_API FillHoleMetric getCircumscribedMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getPlaneFillMetric( const Mesh& mesh, EdgeId e );
 
MRMESH_API FillHoleMetric getPlaneNormalizedFillMetric( const Mesh& mesh, EdgeId e );
 
MRMESH_API FillHoleMetric getComplexStitchMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getEdgeLengthFillMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getEdgeLengthStitchMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getVerticalStitchMetric( const Mesh& mesh, const Vector3f& upDir );
 
MRMESH_API FillHoleMetric getComplexFillMetric( const Mesh& mesh, EdgeId e );
 
MRMESH_API FillHoleMetric getParallelPlaneFillMetric( const Mesh& mesh, EdgeId e, const Plane3f* plane = nullptr );
 
MRMESH_API FillHoleMetric getMaxDihedralAngleMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getUniversalMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getMinTriAngleMetric( const Mesh& mesh );
 
MRMESH_API FillHoleMetric getMinAreaMetric( const Mesh& mesh );
 
 
}