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LSST Data Management Base Package
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An ellipse core with quadrupole moments as parameters. More...
#include <Quadrupole.h>
Public Types | |
enum | ParameterEnum { IXX = 0 , IYY = 1 , IXY = 2 } |
using | Matrix = Eigen::Matrix<double, 2, 2, Eigen::DontAlign> |
Matrix type for the matrix representation of Quadrupole parameters. | |
using | ParameterVector = Eigen::Vector3d |
Parameter vector type. | |
using | Jacobian = Eigen::Matrix3d |
Parameter Jacobian matrix type. | |
Public Member Functions | |
double const | getIxx () const |
void | setIxx (double ixx) |
double const | getIyy () const |
void | setIyy (double iyy) |
double const | getIxy () const |
void | setIxy (double ixy) |
std::shared_ptr< Quadrupole > | clone () const |
Deep copy the ellipse core. | |
std::string | getName () const override |
Return a string that identifies this parametrization. | |
void | normalize () override |
Put the parameters into a "standard form", and throw InvalidParameterError if they cannot be normalized. | |
void | readParameters (double const *iter) override |
Return the size of the bounding box for the ellipse core. | |
void | writeParameters (double *iter) const override |
Return the size of the bounding box for the ellipse core. | |
Matrix const & | getMatrix () const |
Return a 2x2 symmetric matrix of the parameters. | |
double | getDeterminant () const |
Return the determinant of the matrix representation. | |
Quadrupole & | operator= (Quadrupole const &other) |
Standard assignment. | |
Quadrupole & | operator= (Quadrupole &&other) |
Quadrupole & | operator= (BaseCore const &other) |
Converting assignment. | |
Quadrupole (double ixx=1.0, double iyy=1.0, double ixy=0.0, bool normalize=false) | |
Construct from parameter values. | |
Quadrupole (BaseCore::ParameterVector const &vector, bool normalize=false) | |
Construct from a parameter vector. | |
Quadrupole (Matrix const &matrix, bool normalize=true) | |
Construct from a 2x2 matrix. | |
Quadrupole (Quadrupole const &other) | |
Copy constructor. | |
Quadrupole (Quadrupole &&other) | |
~Quadrupole () override=default | |
Quadrupole (BaseCore const &other) | |
Converting copy constructor. | |
Quadrupole (BaseCore::Transformer const &transformer) | |
Converting copy constructor. | |
Quadrupole (BaseCore::Convolution const &convolution) | |
Converting copy constructor. | |
void | grow (double buffer) |
Increase the major and minor radii of the ellipse core by the given buffer. | |
void | scale (double factor) |
Scale the size of the ellipse core by the given factor. | |
double | getArea () const |
Return the area of the ellipse core. | |
double | getDeterminantRadius () const |
Return the radius defined as the 4th root of the determinant of the quadrupole matrix. | |
double | getTraceRadius () const |
Return the radius defined as the square root of one half the trace of the quadrupole matrix. | |
Coordinate transforms | |
These member functions transform the ellipse by the given lsst::geom::LinearTransform. The transform can be done in-place by calling inPlace() on the returned expression object, or returned as a new shared_ptr by calling copy(). | |
Transformer | transform (lsst::geom::LinearTransform const &transform) |
Return the transform that maps the ellipse to the unit circle. | |
Transformer const | transform (lsst::geom::LinearTransform const &transform) const |
Return the transform that maps the ellipse to the unit circle. | |
GridTransform const | getGridTransform () const |
Return the transform that maps the ellipse to the unit circle. | |
Static Public Member Functions | |
static std::shared_ptr< BaseCore > | make (std::string const &name) |
static std::shared_ptr< BaseCore > | make (std::string const &name, ParameterVector const ¶meters) |
static std::shared_ptr< BaseCore > | make (std::string const &name, double v1, double v2, double v3) |
static std::shared_ptr< BaseCore > | make (std::string const &name, BaseCore const &other) |
static std::shared_ptr< BaseCore > | make (std::string const &name, Transformer const &other) |
static std::shared_ptr< BaseCore > | make (std::string const &name, Convolution const &other) |
Protected Member Functions | |
std::shared_ptr< BaseCore > | _clone () const override |
Return the size of the bounding box for the ellipse core. | |
void | _assignToQuadrupole (double &ixx, double &iyy, double &ixy) const override |
Return the size of the bounding box for the ellipse core. | |
void | _assignFromQuadrupole (double ixx, double iyy, double ixy) override |
Return the size of the bounding box for the ellipse core. | |
void | _assignToAxes (double &a, double &b, double &theta) const override |
Return the size of the bounding box for the ellipse core. | |
void | _assignFromAxes (double a, double b, double theta) override |
Return the size of the bounding box for the ellipse core. | |
Jacobian | _dAssignToQuadrupole (double &ixx, double &iyy, double &ixy) const override |
Return the size of the bounding box for the ellipse core. | |
Jacobian | _dAssignFromQuadrupole (double ixx, double iyy, double ixy) override |
Return the size of the bounding box for the ellipse core. | |
Jacobian | _dAssignToAxes (double &a, double &b, double &theta) const override |
Return the size of the bounding box for the ellipse core. | |
Jacobian | _dAssignFromAxes (double a, double b, double theta) override |
Return the size of the bounding box for the ellipse core. | |
Convolve two bivariate Gaussians defined by their 1-sigma ellipses. | |
Convolution | convolve (BaseCore const &other) |
Return the size of the bounding box for the ellipse core. | |
Convolution const | convolve (BaseCore const &other) const |
Return the size of the bounding box for the ellipse core. | |
lsst::geom::Extent2D | computeDimensions () const |
Return the size of the bounding box for the ellipse core. | |
ParameterVector const | getParameterVector () const |
Return the core parameters as a vector. | |
void | setParameterVector (ParameterVector const &vector) |
Set the core parameters from a vector. | |
bool | operator== (BaseCore const &other) const |
Compare two ellipse cores for equality. | |
bool | operator!= (BaseCore const &other) const |
Compare two ellipse cores for inequality. | |
Jacobian | dAssign (BaseCore const &other) |
Assign other to this and return the derivative of the conversion, d(this)/d(other). | |
template<typename Output> | |
Converter< Output > | as () const |
Convert this to the core type specified as a template parameter. | |
static void | registerSubclass (std::shared_ptr< BaseCore > const &example) |
Return the size of the bounding box for the ellipse core. | |
static void | _assignQuadrupoleToAxes (double ixx, double iyy, double ixy, double &a, double &b, double &theta) |
Return the size of the bounding box for the ellipse core. | |
static Jacobian | _dAssignQuadrupoleToAxes (double ixx, double iyy, double ixy, double &a, double &b, double &theta) |
Return the size of the bounding box for the ellipse core. | |
static void | _assignAxesToQuadrupole (double a, double b, double theta, double &ixx, double &iyy, double &ixy) |
Return the size of the bounding box for the ellipse core. | |
static Jacobian | _dAssignAxesToQuadrupole (double a, double b, double theta, double &ixx, double &iyy, double &ixy) |
Return the size of the bounding box for the ellipse core. | |
An ellipse core with quadrupole moments as parameters.
Definition at line 47 of file Quadrupole.h.
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inherited |
Parameter Jacobian matrix type.
Definition at line 64 of file BaseCore.h.
using lsst::afw::geom::ellipses::Quadrupole::Matrix = Eigen::Matrix<double, 2, 2, Eigen::DontAlign> |
Matrix type for the matrix representation of Quadrupole parameters.
Definition at line 52 of file Quadrupole.h.
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inherited |
Parameter vector type.
Definition at line 63 of file BaseCore.h.
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explicit |
Construct from parameter values.
Definition at line 59 of file Quadrupole.cc.
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explicit |
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explicit |
Construct from a 2x2 matrix.
Definition at line 73 of file Quadrupole.cc.
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inline |
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inline |
Definition at line 113 of file Quadrupole.h.
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overridedefault |
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inline |
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inline |
Converting copy constructor.
Definition at line 121 of file Quadrupole.h.
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inline |
Converting copy constructor.
Definition at line 124 of file Quadrupole.h.
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staticprotectedinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 218 of file BaseCore.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 111 of file Quadrupole.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 98 of file Quadrupole.cc.
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staticprotectedinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 183 of file BaseCore.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 90 of file Quadrupole.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 77 of file Quadrupole.cc.
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inlineoverrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 127 of file Quadrupole.h.
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staticprotectedinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 231 of file BaseCore.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 116 of file Quadrupole.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 104 of file Quadrupole.cc.
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staticprotectedinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 193 of file BaseCore.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 94 of file Quadrupole.cc.
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overrideprotectedvirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 83 of file Quadrupole.cc.
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inlineinherited |
Convert this to the core type specified as a template parameter.
Definition at line 238 of file BaseCore.h.
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inline |
Deep copy the ellipse core.
Definition at line 64 of file Quadrupole.h.
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inherited |
Return the size of the bounding box for the ellipse core.
Definition at line 129 of file BaseCore.cc.
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inlineinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 91 of file Convolution.h.
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inlineinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 95 of file Convolution.h.
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inherited |
Assign other to this and return the derivative of the conversion, d(this)/d(other).
Definition at line 168 of file BaseCore.cc.
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inherited |
Return the area of the ellipse core.
Definition at line 111 of file BaseCore.cc.
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inline |
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inherited |
Return the radius defined as the 4th root of the determinant of the quadrupole matrix.
The determinant radius is equal to the standard radius for a circle, and its square times pi is the area of the ellipse.
Definition at line 117 of file BaseCore.cc.
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inlineinherited |
Return the transform that maps the ellipse to the unit circle.
The returned proxy object is implicitly convertible to lsst::geom::LinearTransform and also supports differentiation.
Definition at line 110 of file GridTransform.h.
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inline |
Definition at line 54 of file Quadrupole.h.
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inline |
Definition at line 60 of file Quadrupole.h.
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inline |
Definition at line 57 of file Quadrupole.h.
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inline |
Return a 2x2 symmetric matrix of the parameters.
Definition at line 80 of file Quadrupole.h.
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overridevirtual |
Return a string that identifies this parametrization.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 33 of file Quadrupole.cc.
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inherited |
Return the core parameters as a vector.
Definition at line 143 of file BaseCore.cc.
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inherited |
Return the radius defined as the square root of one half the trace of the quadrupole matrix.
The trace radius is equal to the standard radius for a circle.
Definition at line 123 of file BaseCore.cc.
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inherited |
Increase the major and minor radii of the ellipse core by the given buffer.
Definition at line 95 of file BaseCore.cc.
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staticinherited |
Definition at line 55 of file BaseCore.cc.
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staticinherited |
Definition at line 73 of file BaseCore.cc.
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staticinherited |
Definition at line 85 of file BaseCore.cc.
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staticinherited |
Definition at line 67 of file BaseCore.cc.
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staticinherited |
Definition at line 61 of file BaseCore.cc.
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staticinherited |
Definition at line 79 of file BaseCore.cc.
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overridevirtual |
Put the parameters into a "standard form", and throw InvalidParameterError if they cannot be normalized.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 35 of file Quadrupole.cc.
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inlineinherited |
Compare two ellipse cores for inequality.
Ellipses are only equal if they have the same type.
Definition at line 167 of file BaseCore.h.
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inline |
Converting assignment.
Definition at line 95 of file Quadrupole.h.
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inline |
Definition at line 92 of file Quadrupole.h.
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inline |
Standard assignment.
Definition at line 86 of file Quadrupole.h.
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inherited |
Compare two ellipse cores for equality.
Ellipse cores are only equal if they have the same type.
Definition at line 151 of file BaseCore.cc.
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overridevirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 47 of file Quadrupole.cc.
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staticprotectedinherited |
Return the size of the bounding box for the ellipse core.
Definition at line 91 of file BaseCore.cc.
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inherited |
Scale the size of the ellipse core by the given factor.
Definition at line 103 of file BaseCore.cc.
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inline |
Definition at line 55 of file Quadrupole.h.
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inline |
Definition at line 61 of file Quadrupole.h.
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inline |
Definition at line 58 of file Quadrupole.h.
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inherited |
Set the core parameters from a vector.
Definition at line 149 of file BaseCore.cc.
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inlineinherited |
Return the transform that maps the ellipse to the unit circle.
The returned proxy object is implicitly convertible to lsst::geom::LinearTransform and also supports differentiation.
Definition at line 116 of file Transformer.h.
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inlineinherited |
Return the transform that maps the ellipse to the unit circle.
The returned proxy object is implicitly convertible to lsst::geom::LinearTransform and also supports differentiation.
Definition at line 120 of file Transformer.h.
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overridevirtual |
Return the size of the bounding box for the ellipse core.
Implements lsst::afw::geom::ellipses::BaseCore.
Definition at line 53 of file Quadrupole.cc.