You are here: Start » AVL.NET » Function Reference » Computer Vision » Shape Fitting 3D » AVL.FitCircleToStripe3D_Direct
Namespace: | AvlNet |
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Assembly: | AVL.NET.dll |
Syntax
C++
C#
public static void FitCircleToStripe3D_Direct ( AvlNet.Surface inSurface, AvlNet.CircleFittingField inFittingField, AvlNet.CoordinateSystem2D? inFittingFieldAlignment, int inScanCount, float? inSamplingStep, int inScanWidth, AvlNet.InterpolationMethod inSurfaceInterpolation, AvlNet.StripeScanParams3D inStripeScanParams, AvlNet.Selection inStripeSelection, AvlNet.LocalBlindness? inLocalBlindness, int? inMaxProfileGapWidth, float inMaxIncompleteness, AvlNet.CircleFittingMethod inFittingMethod, AvlNet.MEstimator? inOutlierSuppression, INullable<AvlNet.Circle3D> outCircle, INullable<AvlNet.Circle3D> outInnerCircle, INullable<AvlNet.Circle3D> outOuterCircle, NullableRef<List<NullableRef<AvlNet.SurfaceStripe1D>>> outStripes, NullableRef<List<AvlNet.Point3D>> outStripePoints, NullableRef<NullableRef<AvlNet.Profile>> outDeviationProfile, NullableValue<AvlNet.CircleFittingField> outAlignedFittingField, NullableRef<SafeList<AvlNet.Profile>> outHeightProfiles, NullableRef<SafeList<AvlNet.Profile>> outResponseProfiles )
Parameters
Name | Type | Range | Default | Description | |
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inSurface | AvlNet.Surface | Surface to fit the circle to | |||
inFittingField | AvlNet.CircleFittingField | Circle fitting field | |||
inFittingFieldAlignment | AvlNet.CoordinateSystem2D? | Adjusts the fitting field to the position of the inspected object | |||
inScanCount | int | <3, INF> | 10 | The number of points that will be searched to estimate the position of the circle | |
inSamplingStep | float? | <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 | ||
inScanWidth | int | <1, INF> | 5 | The width of each scan field (in pixels) | |
inSurfaceInterpolation | AvlNet.InterpolationMethod | Bilinear | Interpolation method used for extraction of surface points | ||
inStripeScanParams | AvlNet.StripeScanParams3D | StripeScanParams3D ( ProfileInterpolation: Quadratic4 SmoothingStdDev: 1.0f MinMagnitude: 5.0f MaxInnerEdgeMagnitude: Nil MinStripeWidth: 0.0f MaxStripeWidth: Nil StripePolarity: High ) | Parameters controlling the stripe extraction process | ||
inStripeSelection | AvlNet.Selection | Selection mode of stripe | |||
inLocalBlindness | AvlNet.LocalBlindness? | Defines conditions in which weaker edges can be detected in the vicinity of stronger edges | |||
inMaxProfileGapWidth | int? | <0, INF> | 1 | Maximal number of consecutive not existing profile points | |
inMaxIncompleteness | float | <0.0f, 0.999f> | 0.1f | Maximal fraction of stripe points not found | |
inFittingMethod | AvlNet.CircleFittingMethod | AlgebraicTaubin | Method used to fit a circle | ||
inOutlierSuppression | AvlNet.MEstimator? | Selects a method for ignoring incorrectly detected points | |||
outCircle | AvlNet.INullable<AvlNet.Circle3D> | Fitted circle in the middle of found stripe or nothing if the fitting fails | |||
outInnerCircle | AvlNet.INullable<AvlNet.Circle3D> | Fitted inner circle | |||
outOuterCircle | AvlNet.INullable<AvlNet.Circle3D> | Fitted outer circle | |||
outStripes | AvlNet.NullableRef<System.Collections.Generic.List<AvlNet.NullableRef<AvlNet.SurfaceStripe1D>>> | Found stripes | |||
outStripePoints | AvlNet.NullableRef<System.Collections.Generic.List<AvlNet.Point3D>> | Extracted points of middle circle of a surface stripe | |||
outDeviationProfile | AvlNet.NullableRef<AvlNet.NullableRef<AvlNet.Profile>> | Profile of distances between the actual circle points and the corresponding reference circle points | |||
outAlignedFittingField | AvlNet.NullableValue<AvlNet.CircleFittingField> | Fitting field used; in the image coordinate system | |||
outHeightProfiles | AvlNet.NullableRef<AvlNet.SafeList<AvlNet.Profile>> | Extracted surface height profiles | |||
outResponseProfiles | AvlNet.NullableRef<AvlNet.SafeList<AvlNet.Profile>> | Profiles of the edge (derivative) 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 | Sampling step set to zero in FitCircleToStripe3D. |
Function Overrides
- FitCircleToStripe3D_Direct(Surface, CircleFittingField, Int32, Int32, InterpolationMethod, StripeScanParams3D, Selection, Single, CircleFittingMethod, INullable<Circle3D>, INullable<Circle3D>, INullable<Circle3D>)
- FitCircleToStripe3D_Direct(Surface, CircleFittingField, Nullable<CoordinateSystem2D>, Int32, Nullable<Single>, Int32, InterpolationMethod, StripeScanParams3D, Selection, Nullable<LocalBlindness>, Nullable<Int32>, Single, CircleFittingMethod, Nullable<MEstimator>, INullable<Circle3D>, INullable<Circle3D>, INullable<Circle3D>)
- FitCircleToStripe3D_Direct(Surface, CircleFittingField, Nullable<CoordinateSystem2D>, Int32, Nullable<Single>, Int32, InterpolationMethod, StripeScanParams3D, Selection, Nullable<LocalBlindness>, Nullable<Int32>, Single, CircleFittingMethod, Nullable<MEstimator>, INullable<Circle3D>, INullable<Circle3D>, INullable<Circle3D>, IList<NullableRef<SurfaceStripe1D>>, IList<Point3D>, INullable<Profile>, CircleFittingField, IList<Profile>, IList<Profile>, IList<Segment2D>, IList<Rectangle2D>)
- FitCircleToStripe3D_Direct(Surface, CircleFittingField, Nullable<CoordinateSystem2D>, Int32, Nullable<Single>, Int32, InterpolationMethod, StripeScanParams3D, Selection, Nullable<LocalBlindness>, Nullable<Int32>, Single, CircleFittingMethod, Nullable<MEstimator>, INullable<Circle3D>, INullable<Circle3D>, INullable<Circle3D>, NullableRef<List<NullableRef<SurfaceStripe1D>>>, NullableRef<List<Point3D>>, NullableRef<NullableRef<Profile>>, NullableValue<CircleFittingField>, NullableRef<SafeList<Profile>>, NullableRef<SafeList<Profile>>, IList<Segment2D>, IList<Rectangle2D>)