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Surface

Surface Basics

Icon Name Description / Applications Modules
AlignRegionToSurfaceCoordinatesFormat

Returns region covering the same area for the surface with another coordinates format.


Transformation of regions defined on the image associated with the surface to image associated with another surface.

Vision3DStandard
AlignRegionToSurfaceFormat

Returns region covering the same area for the surface with another format.


Transformation of regions defined on the image associated with the surface to image associated with another surface.

Vision3DStandard
ArrangePoint3DArray

Creates a surface structure from Point3D array taking into account X and Y coordinates.

Vision3DStandard
ArrangePoint3DGrid

Creates a surface structure from Point3DGrid taking into account X and Y coordinates.

Vision3DStandard
ConvertCoordinateSystem2DTo3D

Converts a coordinate system connected with the surface image to a coordinate system connected with the surface.

Vision3DStandard
ConvertSurfaceType

Changes the point Z coordinate type.

Vision3DStandard
CreateFlatSurface

Creates a uniform surface.

Vision3DStandard
CreateSurfaceFromImage

Creates a Surface structure from coordinates encoded in pixels of an image.


Creating a Surface structure out of an image obtained from a 3D camera or other external sources that encodes 3D surface as pixel components of 2D image.

Vision3DStandard
GetSurfaceElement_Interpolated

Returns an interpolated single point of a surface given its surface grid coordinates.

Vision3DStandard
GetSurfacePath

Returns a path consisting of interpolated single points of a surface given their surface grid coordinates.

Vision3DStandard
ImageBoxToSurfaceCoordinates

Finds the surface coordinates of image box.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageCircleToSurfaceCoordinates

Finds the surface coordinates of image circle.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageCoordinateSystemToSurfaceCoordinates

Finds the surface coordinates of image coordinate system.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageLineToSurfaceCoordinates

Finds the surface coordinates of image line.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImagePathsToSurfaceCoordinates

Finds the surface coordinates of image paths.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImagePathToSurfaceCoordinates

Finds the surface coordinates of image path.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImagePointsToSurfaceCoordinates

Finds the surface coordinates of image points.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImagePointToSurfaceCoordinates

Finds the surface coordinates of image point.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageSegmentsToSurfaceCoordinates

Finds the surface coordinates of image segments.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageSegmentToSurfaceCoordinates

Finds the surface coordinates of image segment.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
ImageVectorToSurfaceCoordinates

Finds the surface coordinates of image vector.


Transformation of results found on the image associated with the surface to the surface coordinates.

Vision3DStandard
MakeSurfaceFromImage

Creates a Surface structure from depth map mono image.


Creating Surface structure out of depth map image obtained from a 3D depth camera or other external sources using 2D images to transfer depth map data.

Vision3DStandard
ProjectPathOntoSurface

Returns a path consisting of interpolated single points of a surface given their coordinates in surface coordinate system.

Vision3DStandard
ProjectPointOntoSurface

Returns an interpolated single point of a surface given its coordinates in surface coordinate system.

Vision3DStandard
ProjectSurfaceOntoAxesPlane

Projects a surface onto one of three axes planes.

Vision3DStandard
ResamplePoint3DGrid

Creates a surface structure from Point3DGrid taking into account X and Y coordinates and trying to preserve continuity of the surface.

Vision3DStandard
SkipEmptySurface

If the input Surface has at least one point defined, then it is copied to the output; otherwise Nil is returned.


Secures against domain errors caused by empty surfaces, e.g. just before the FitPlaneToSurface filter is to be invoked.

Vision3DStandard
SkipEmptySurfaceRegion

If the input surface contains at least one valid point in a given region, then the region is copied to the output; otherwise Nil is returned.


Secures against domain errors caused by regions with no valid point, e.g. just before the SurfaceMassCenter filter is to be invoked.

Vision3DStandard
SurfaceBoxToImageCoordinates

Finds the associated image coordinates of surface box.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceBoxToRegion

Finds the surface region covered by surface box.


Transformation of objects defined in the surface coordinate system to the associated surface region.

Vision3DStandard
SurfaceCircleToImageCoordinates

Finds the associated image coordinates of surface circle.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceCircleToRegion

Finds the surface region covered by surface circle.


Transformation of objects defined in the surface coordinate system to the associated surface region.

Vision3DStandard
SurfaceCoordinateSystemToImageCoordinates

Finds the associated image coordinates of surface coordinate system.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceLineToImageCoordinates

Finds the associated image coordinates of surface line.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfacePathsToImageCoordinates

Finds the associated image coordinates of surface paths.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfacePathToImageCoordinates

Finds the associated image coordinates of surface path.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfacePathToRegion

Finds the surface region covered by surface path.


Transformation of objects defined in the surface coordinate system to the associated surface region.

Vision3DStandard
SurfacePointsToImageCoordinates

Finds the associated image coordinates of surface points.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfacePointToImageCoordinates

Finds the associated image coordinates of surface point.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceSegmentsToImageCoordinates

Finds the associated image coordinates of surface segments.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceSegmentToImageCoordinates

Finds the associated image coordinates of surface segment.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
SurfaceVectorToImageCoordinates

Finds the associated image coordinates of surface vector.


Transformation of objects defined in the surface coordinate system to the associated image coordinate system.

Vision3DStandard
TestSurface

Returns a sample 3D surface.

Vision3DStandard

Surface Features

Icon Name Description / Applications Modules
ReplaceInvalidSurfacePoints

Replaces all invalid points with a given Z value.

Vision3DStandard
SurfaceArea

Computes the surface area of given surface.

Vision3DStandard
SurfaceBoundingBox

Computes the bounding box 3D of given surface.

Vision3DStandard
SurfaceBoundingBox_OrNil

Computes the bounding box 3D of given surface; returns NIL if no valid point is present.

Vision3DStandard
SurfaceFlatness

Computes the surface flatness i.e. how thick the surface is according to the input plane.

Vision3DStandard
SurfaceLocalMaxima

Finds surface locations characterized by locally maximal heights.


Detection of characteristic points, usually after some surface transformations.

Vision3DStandard
SurfaceLocalMinima

Finds surface locations characterized by locally minimal heights.


Detection of characteristic points, usually after some surface transformations.

Vision3DStandard
SurfaceMassCenter

Computes the mass center of surface points.

Vision3DStandard
SurfaceMassCenter_OrNil

Computes the mass center of surface points; returns NIL if the surface is empty in the given region.

Vision3DStandard
SurfaceMaximalPoint

Finds the surface point with maximal Z coordinate.

Vision3DStandard
SurfaceMedian

Finds the median Z coordinate of the surface points.

Vision3DStandard
SurfaceMedian_OrNil

Finds the median Z coordinate of the surface points; returns NIL if the surface is empty in the given region.

Vision3DStandard
SurfaceMinimalPoint

Finds the surface point with minimal Z coordinate.

Vision3DStandard
SurfaceMultiplePointsAlongAxis

Returns multiple arrays of surface points along X or Y axis.

Vision3DStandard
SurfaceMultipleProfilesAlongAxis

Creates the profiles of point Z values along X or Y axis.

Vision3DStandard
SurfaceNormalsImage

Computes a normals image for a surface

Vision3DStandard
SurfaceProfileAlongPath

Creates a series of segments across the input path, measures the average surface height on each of the segments, and creates the final profile from those values.


This is the first step of all 1D Edge Detection 3D operations. Here available for direct use by the user.

Vision3DStandard
SurfaceSinglePointsAlongAxis

Returns single array of surface points along X or Y axis.

Vision3DStandard
SurfaceSingleProfileAlongAxis

Creates the profile of point Z values along X or Y axis.

Vision3DStandard
SurfaceToPlaneDistanceImage

Computes the image of the distances of the input surface points from a given plane.

Vision3DStandard
SurfaceValidPointsRegion

Computes region of locations where points are valid in a surface and where they are invalid.

Vision3DStandard
SurfaceVolume_Double

Computes the volume of a surface with respect to another surface.

Vision3DStandard
SurfaceVolume_Single

Computes the volume of a surface with respect to a plane.

Vision3DStandard

Surface Fitting

Icon Name Description / Applications Modules
FitCircleToSurfaceHole

Fits a circle to a hole in a surface plane.

Vision3DStandard
FitPlaneToSurface

Approximates points of the input surface with a plane using the Least Squares method.

Vision3DStandard
FitPlaneToSurface_M

Approximates points of the input surface with a plane using selected M-estimator for outlier suppression.


Finding a locally optimal plane. Good enough when the number of outliers is small.

Vision3DStandard

Surface Interpolations

Icon Name Description / Applications Modules
ResampleSurface

Equalizes the scales format of the input surface.

Vision3DStandard
ResampleSurface_AnyScales

Changes the coordinates format of the input surface.

Vision3DStandard
SmoothSurface_Gauss

Smooths a surface using a gaussian kernel.


Removal of gaussian noise from surfaces.

Vision3DStandard
SmoothSurface_Mean

Smooths a surface by averaging heights within a rectangular kernel.


Usually used for computing features related to local surface "windows". Can be also used for noise removal, but Gauss is superior here.

Vision3DStandard

Surface Spatial Transforms

Icon Name Description / Applications Modules
AbsoluteSurface

Transforms Z coordinate of each surface point to its absolute value.

Vision3DStandard
CloseSurfacePoints

Reconstructs missing points of the input surface by interpolating neighboring points.

Vision3DStandard
CropSurface

Removes from the surface points that are not contained in a given rectangular box.

Vision3DStandard
CropSurfaceByNeighborsProximity

Removes from the surface points that are too distant from their neighbor points.

Vision3DStandard
CropSurfaceByPlaneProximity

Removes from the surface points that are too distant from a given plane.

Vision3DStandard
CropSurfaceToBox3D

Removes from the surface points that are not contained in a given box in 3D.

Vision3DStandard
CropSurfaceToRegion

Removes points that are not present in a given region.

Vision3DStandard
CropSurface_Dynamic

Removes from the surface points that are relatively too distant from their average neighbor points in a local rectangular neighborhood.

Vision3DStandard
CropSurface_Relative

Removes from the surface points that are relatively too distant from their average neighbor points in a local rectangular neighborhood.

Vision3DStandard
DilateSurfacePoints

Reconstructs missing points of the input surface by interpolating neighboring points.

Vision3DStandard
ErodeSurfacePoints

Removes some existing points from the input surface when some points in their vicinity are missing.

Vision3DStandard
FlattenSurface

Flattens a curved surface.

Vision3DStandard
FlattenSurface_WithScalePreserving

Flattens a curved surface preserving the scale on the axes.

Vision3DStandard
JoinSurfaces

Combines two surfaces into one.

Vision3DStandard
MirrorSurface

Transforms Z coordinate of each surface point to its opposite value.

Vision3DStandard
OpenSurfacePoints

Removes some existing points from the input surface when some points in their vicinity are missing.

Vision3DStandard
ProjectSurfaceOntoPlane

Projects a surface on another plane, replacing Z coordinate of a point with its distance from a given plane.

Vision3DStandard
ReduceSurface

Reduces surface dimensions as much as possible.

Vision3DStandard
RescaleSurface

Changes the distances of surface points to a reference point.

Vision3DStandard
SplitSurfaceByPlane

Separates the surface points being on one side of the input plane from the others.

Vision3DStandard
SubtractSurfaces

Subtracts two surfaces point by point.

Vision3DStandard
TranslateSurface

Translates a surface by a vector.

Vision3DStandard