45 auto frameSetPtr = std::dynamic_pointer_cast<ast::FrameSet>(framePtr);
54template <
typename Po
int,
typename Array>
62template <
typename Po
int,
typename Array>
64 return this->getNAxes() == other.getNAxes() &&
typeid(*this) ==
typeid(other);
67template <
typename Po
int,
typename Array>
69 return std::make_shared<ast::Frame>(getNAxes());
72template <
typename Po
int,
typename Array>
74 if (
nAxes != this->getNAxes()) {
76 os <<
"number of axes provided " <<
nAxes <<
" != " << this->getNAxes() <<
" required";
81template <
typename Po
int>
93 return ndarray::copy(
arr);
103 return ndarray::copy(
data);
109 os <<
"nAxes = " <<
nAxes <<
" != 2";
126 ndarray::Array<double, 2, 2>
data = ndarray::allocate(ndarray::makeVector(
nAxes,
nPoints));
128 for (
auto const& point :
arr) {
148 ndarray::Array<double, 2, 2>
const&
data)
const {
164 os <<
"frame is a " <<
className <<
", not a Frame";
172 os <<
"nAxes = " <<
nAxes <<
" != 2";
189 ndarray::Array<double, 2, 2>
data = ndarray::allocate(ndarray::makeVector(
nAxes,
nPoints));
191 for (
auto const& point :
arr) {
193 (*dataColIter)[
axInd] = point[
axInd].asRadians();
206 ndarray::Array<double, 2, 2>
const&
data)
const {
218 return std::make_shared<ast::SkyFrame>();
227 os <<
"frame is a " <<
currentFramePtr->getClassName() <<
", not a SkyFrame";
240 os <<
"GenericEndpoint(" << endpoint.
getNAxes() <<
")";
245 os <<
"Point2Endpoint()";
250 os <<
"SpherePointEndpoint()";
255template class BaseEndpoint<std::vector<double>, ndarray::Array<double, 2, 2>>;
256template class BaseEndpoint<lsst::geom::Point2D, std::vector<lsst::geom::Point2D>>;
257template class BaseEndpoint<lsst::geom::SpherePoint, std::vector<lsst::geom::SpherePoint>>;
259template class BaseVectorEndpoint<lsst::geom::Point2D>;
260template class BaseVectorEndpoint<lsst::geom::SpherePoint>;
#define LSST_EXCEPT(type,...)
static int constexpr CURRENT
Virtual base class for endpoints, which are helper classes for Transform.
int _getNPoints(ndarray::Array< double, 2, 2 > const &data) const
virtual std::shared_ptr< ast::Frame > makeFrame() const
Create a Frame that can be used with this end point in a Transform.
BaseEndpoint(BaseEndpoint const &)=default
virtual bool operator==(BaseEndpoint const &other) const noexcept
Determine whether two endpoints represent the same conversion.
void _assertNAxes(int nAxes) const
int _getNAxes(ndarray::Array< double, 2, 2 > const &data) const
Base class for endpoints with Array = std::vector<Point> where Point has 2 dimensions.
std::vector< lsst::geom::Point2D > Array
int getNPoints(Array const &arr) const override
Return the number of points in an array.
A generic endpoint for data in the format used by ast::Mapping.
std::vector< double > dataFromPoint(Point const &point) const override
Get raw data from a single point.
Array arrayFromData(ndarray::Array< double, 2, 2 > const &data) const override
Get an array of points from raw data.
Point pointFromData(std::vector< double > const &data) const override
Get a single point from raw data.
ndarray::Array< double, 2, 2 > dataFromArray(Array const &arr) const override
Get raw data from an array of points.
An endpoint for lsst::geom::Point2D.
Point2Endpoint()
Construct a Point2Endpoint.
ndarray::Array< double, 2, 2 > dataFromArray(Array const &arr) const override
Get raw data from an array of points.
std::vector< double > dataFromPoint(Point const &point) const override
Get raw data from a single point.
Point pointFromData(std::vector< double > const &data) const override
Get a single point from raw data.
Array arrayFromData(ndarray::Array< double, 2, 2 > const &data) const override
Get an array of points from raw data.
void normalizeFrame(std::shared_ptr< ast::Frame > framePtr) const override
Check that framePtr points to a Frame, not a subclass.
An endpoint for lsst::geom::SpherePoint.
ndarray::Array< double, 2, 2 > dataFromArray(Array const &arr) const override
Get raw data from an array of points.
std::vector< double > dataFromPoint(Point const &point) const override
Get raw data from a single point.
SpherePointEndpoint()
Construct a SpherePointEndpoint.
Array arrayFromData(ndarray::Array< double, 2, 2 > const &data) const override
Get an array of points from raw data.
std::shared_ptr< ast::Frame > makeFrame() const override
Create a Frame that can be used with this end point in a Transform.
Point pointFromData(std::vector< double > const &data) const override
Get a single point from raw data.
void normalizeFrame(std::shared_ptr< ast::Frame > framePtr) const override
Check that framePtr points to a SkyFrame and set longitude axis to 0, latitude to 1.
T emplace_back(T... args)
std::ostream & operator<<(std::ostream &os, GenericEndpoint const &endpoint)
Print "GenericEndpoint(_n_)" to the ostream where _n_ is the number of axes, e.g. "GenericAxes(4)".
AngleUnit constexpr radians