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AVL.FitCircleToRidges3D_Direct

Namespace:AvlNet
Assembly:AVL.NET.dll

Syntax

C++
C#
 
public static void FitCircleToRidges3D_Direct
(
	AvlNet.Surface inSurface,
	AvlNet.CircleFittingField inFittingField,
	AvlNet.CoordinateSystem2D? inFittingFieldAlignment,
	int inScanCount,
	float? inSamplingStep,
	int inScanWidth,
	AvlNet.InterpolationMethod inSurfaceInterpolation,
	AvlNet.RidgeScanParams3D inRidgeScanParams,
	AvlNet.Selection inRidgeSelection,
	AvlNet.LocalBlindness? inLocalBlindness,
	int? inMaxProfileGapWidth,
	float inMaxIncompleteness,
	AvlNet.CircleFittingMethod inFittingMethod,
	AvlNet.MEstimator? inOutlierSuppression,
	INullable<AvlNet.Circle3D> outCircle,
	NullableRef<List<AvlNet.SurfaceRidge1D?>> outRidges,
	NullableRef<NullableRef<AvlNet.Profile>> outDeviationProfile,
	NullableValue<AvlNet.CircleFittingField> outAlignedFittingField,
	NullableRef<List<AvlNet.Point3D>> outInliers,
	NullableRef<SafeList<AvlNet.Profile>> outHeightProfiles,
	NullableRef<SafeList<AvlNet.Profile>> outResponseProfiles
)

Parameters

Name Type Range Default Description
inSurfaceAvlNet.SurfaceSurface to fit the circle to
inFittingFieldAvlNet.CircleFittingFieldCircle fitting field
inFittingFieldAlignmentAvlNet.CoordinateSystem2D?Adjusts the fitting field to the position of the inspected object
inScanCountint<3, INF>10The number of points that will be searched to estimate the position of the circle
inSamplingStepfloat?<0.0f, INF>Desired distance between consecutive sampling points on the scan segments; if Nil, the bigger of surface X and Y scales is chosen
inScanWidthint<1, INF>5The width of each scan field (in pixels)
inSurfaceInterpolationAvlNet.InterpolationMethodBilinearInterpolation method used for extraction of surface points
inRidgeScanParamsAvlNet.RidgeScanParams3DRidgeScanParams3D ( ProfileInterpolation: Quadratic4 SmoothingStdDev: 0.6f RidgeWidth: 5.0f RidgeMargin: 2.0f RidgeOperator: Minimum MinMagnitude: 5.0f RidgePolarity: Low )Parameters controlling the ridge extraction process
inRidgeSelectionAvlNet.SelectionSelection mode of ridges
inLocalBlindnessAvlNet.LocalBlindness?Defines conditions in which weaker ridges can be detected in the vicinity of stronger ridges
inMaxProfileGapWidthint?<0, INF>1Maximal number of consecutive not existing profile points
inMaxIncompletenessfloat<0.0f, 0.999f>0.1fMaximal fraction of ridge points not found
inFittingMethodAvlNet.CircleFittingMethodAlgebraicTaubinMethod used to fit a circle
inOutlierSuppressionAvlNet.MEstimator?Selects a method for ignoring incorrectly detected points
outCircleAvlNet.INullable<AvlNet.Circle3D>Fitted circle or nothing if the fitting fails
outRidgesAvlNet.NullableRef<System.Collections.Generic.List<AvlNet.SurfaceRidge1D?>>Found ridges
outDeviationProfileAvlNet.NullableRef<AvlNet.NullableRef<AvlNet.Profile>>Profile of distances between the actual circle points and the corresponding reference circle points
outAlignedFittingFieldAvlNet.NullableValue<AvlNet.CircleFittingField>Fitting field used; in the image coordinate system
outInliersAvlNet.NullableRef<System.Collections.Generic.List<AvlNet.Point3D>>Points matching the fitting Circle
outHeightProfilesAvlNet.NullableRef<AvlNet.SafeList<AvlNet.Profile>>Extracted surface height profiles
outResponseProfilesAvlNet.NullableRef<AvlNet.SafeList<AvlNet.Profile>>Profiles of the ridge operator response

Hardware Acceleration

This operation supports automatic parallelization for multicore and multiprocessor systems.

Hardware acceleration settings may be manipulated with Settings class.

Errors

List of possible exceptions:

Error type Description
DomainError Ridge operator parameters are too low in surface ridges detector in FitCircleToRidges3D.
DomainError Sampling step set to zero in FitCircleToRidges3D.

Function Overrides

See also