LSSTApplications
18.1.0
LSSTDataManagementBasePackage
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Interface between AstrometryFit and the combinations of Mappings from pixels to some tangent plane (aka distortions). More...
#include <AstrometryModel.h>
Public Member Functions | |
AstrometryModel (LOG_LOGGER log) | |
std::size_t | getNpar (CcdImage const &ccdImage) const |
Return the number of parameters in the mapping of CcdImage. More... | |
virtual const AstrometryMapping * | getMapping (CcdImage const &) const =0 |
Mapping associated to a given CcdImage. More... | |
virtual Eigen::Index | assignIndices (std::string const &whatToFit, Eigen::Index firstIndex)=0 |
Assign indices to parameters involved in mappings, starting at firstIndex. More... | |
virtual void | offsetParams (Eigen::VectorXd const &delta)=0 |
Offset the parameters by the provided amounts (by -delta). More... | |
virtual const std::shared_ptr< AstrometryTransform const > | getSkyToTangentPlane (CcdImage const &ccdImage) const =0 |
The transformation used to project the positions of FittedStars. More... | |
virtual std::shared_ptr< afw::geom::SkyWcs > | makeSkyWcs (CcdImage const &ccdImage) const =0 |
Make a SkyWcs that contains this model. More... | |
virtual void | freezeErrorTransform ()=0 |
virtual std::size_t | getTotalParameters () const =0 |
Return the total number of parameters in this model. More... | |
virtual | ~AstrometryModel () |
bool | validate (CcdImageList const &ccdImageList, int ndof) const |
Return true if this is a "reasonable" model. More... | |
Protected Member Functions | |
virtual AstrometryMapping * | findMapping (CcdImage const &ccdImage) const =0 |
Return a pointer to the mapping associated with this ccdImage. More... | |
Protected Attributes | |
LOG_LOGGER | _log |
lsst.logging instance, to be created by a subclass so that messages have consistent name. More... | |
Interface between AstrometryFit and the combinations of Mappings from pixels to some tangent plane (aka distortions).
log | Logger to send messages to, to keep names consistent when logging. |
Definition at line 49 of file AstrometryModel.h.
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inline |
Definition at line 51 of file AstrometryModel.h.
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inlinevirtual |
Definition at line 93 of file AstrometryModel.h.
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pure virtual |
Assign indices to parameters involved in mappings, starting at firstIndex.
Returns the highest assigned index.
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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protectedpure virtual |
Return a pointer to the mapping associated with this ccdImage.
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pure virtual |
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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pure virtual |
Mapping associated to a given CcdImage.
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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inline |
Return the number of parameters in the mapping of CcdImage.
Definition at line 54 of file AstrometryModel.h.
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pure virtual |
The transformation used to project the positions of FittedStars.
This defines the coordinate system into which the Mapping of this Ccdimage maps the pixel coordinates.
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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pure virtual |
Return the total number of parameters in this model.
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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pure virtual |
Make a SkyWcs that contains this model.
ccdImage | The exposure to create the SkyWcs for. |
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
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pure virtual |
Offset the parameters by the provided amounts (by -delta).
The shifts are applied according to the indices given in assignIndices.
[in] | delta | vector of offsets to apply |
Implemented in lsst::jointcal::ConstrainedAstrometryModel, and lsst::jointcal::SimpleAstrometryModel.
bool lsst::jointcal::AstrometryModel::validate | ( | CcdImageList const & | ccdImageList, |
int | ndof | ||
) | const |
Return true if this is a "reasonable" model.
ccdImageList | The ccdImages to test the model validity on. |
ndof | The number of degrees of freedom in the fit, e.g. from Fitterbase.computeChi2(). |
Definition at line 30 of file AstrometryModel.cc.
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protected |
lsst.logging instance, to be created by a subclass so that messages have consistent name.
Definition at line 107 of file AstrometryModel.h.