Skip to main content
Ctrl+K

gwcs v0.24.0

  • Adding distortion to the imaging example
  • An IFU Example - managing a discontiguous WCS
  • Common Interface for World Coordinate System - APE 14
  • Using the WCS object
  • WCS User Tools
    • Listing of imaging_wcs.asdf
    • WCS validation
    • Fitting a WCS to input pixels & sky positions
    • FITS Equivalent WCS Example
    • WCS
    • GwcsBoundingBoxWarning
    • NoConvergence
    • Step
    • BaseCoordinateFrame
    • CelestialFrame
    • CompositeFrame
    • CoordinateFrame
    • EmptyFrame
    • Frame2D
    • SpectralFrame
    • StokesFrame
    • TemporalFrame
    • grid_from_bounding_box
    • wcs_from_fiducial
    • wcs_from_points
    • LabelMapper
    • LabelMapperArray
    • LabelMapperDict
    • LabelMapperRange
    • RegionsSelector
    • AnglesFromGratingEquation3D
    • SellmeierGlass
    • SellmeierZemax
    • Snell3D
    • WavelengthFromGratingEquation
    • CartesianToSpherical
    • FromDirectionCosines
    • SphericalToCartesian
    • ToDirectionCosines
  • Adding distortion to the imaging example
  • An IFU Example - managing a discontiguous WCS
  • Common Interface for World Coordinate System - APE 14
  • Using the WCS object
  • WCS User Tools
  • Listing of imaging_wcs.asdf
  • WCS validation
  • Fitting a WCS to input pixels & sky positions
  • FITS Equivalent WCS Example
  • WCS
  • GwcsBoundingBoxWarning
  • NoConvergence
  • Step
  • BaseCoordinateFrame
  • CelestialFrame
  • CompositeFrame
  • CoordinateFrame
  • EmptyFrame
  • Frame2D
  • SpectralFrame
  • StokesFrame
  • TemporalFrame
  • grid_from_bounding_box
  • wcs_from_fiducial
  • wcs_from_points
  • LabelMapper
  • LabelMapperArray
  • LabelMapperDict
  • LabelMapperRange
  • RegionsSelector
  • AnglesFromGratingEquation3D
  • SellmeierGlass
  • SellmeierZemax
  • Snell3D
  • WavelengthFromGratingEquation
  • CartesianToSpherical
  • FromDirectionCosines
  • SphericalToCartesian
  • ToDirectionCosines

Section Navigation

  • Step

Step#

class gwcs.wcs.Step(frame: str | CoordinateFrame | None, transform=None)[source]#

Bases: object

Represents a step in the WCS pipeline.

Parameters:
frameCoordinateFrame

A gwcs coordinate frame object.

transformModel or None

A transform from this step’s frame to next step’s frame. The transform of the last step should be None.

Attributes Summary

frame

frame_name

transform

Methods Summary

copy()

Attributes Documentation

frame#
frame_name#
transform#

Methods Documentation

copy()[source]#

previous

NoConvergence

next

BaseCoordinateFrame

On this page
  • Step
    • Step.frame
    • Step.frame_name
    • Step.transform
    • Step.copy()
Show Source

Created using Sphinx 8.1.3.

Built with the PyData Sphinx Theme 0.16.1.