A class to specify a slice of an image. More...

#include <ImageSlice.h>

Inheritance diagram for lsst.afw.image::ImageSlice< PixelT >:

Public Types
enum	ImageSliceType { ROW, COLUMN }

Public Types inherited from lsst.afw.image::Image< PixelT >
typedef boost::shared_ptr < Image< PixelT > >	Ptr

typedef boost::shared_ptr < const Image< PixelT > >	ConstPtr

typedef detail::Image_tag	image_category

Public Types inherited from lsst.afw.image::ImageBase< PixelT >
typedef boost::shared_ptr < ImageBase< PixelT > >	Ptr
	A shared_ptr to an ImageBase. More...

typedef boost::shared_ptr < const ImageBase< PixelT > >	ConstPtr
	A shared_ptr to a const ImageBase. More...

typedef detail::basic_tag	image_category
	trait class to identify type of image More...

typedef PixelT	SinglePixel
	A single Pixel of the same type as those in the ImageBase. More...

typedef PixelT	Pixel
	A pixel in this ImageBase. More...

typedef Reference< PixelT >::type	PixelReference
	A Reference to a PixelT. More...

typedef ConstReference< PixelT > ::type	PixelConstReference
	A ConstReference to a PixelT. More...

typedef _view_t::xy_locator	xy_locator
	An xy_locator. More...

typedef _view_t::xy_locator::const_t	const_xy_locator
	A const_xy_locator. More...

typedef _view_t::iterator	iterator
	An STL compliant iterator. More...

typedef _const_view_t::iterator	const_iterator
	An STL compliant const iterator. More...

typedef _view_t::reverse_iterator	reverse_iterator
	An STL compliant reverse iterator. More...

typedef _const_view_t::reverse_iterator	const_reverse_iterator
	An STL compliant const reverse iterator. More...

typedef _view_t::x_iterator	x_iterator
	An iterator for traversing the pixels in a row. More...

typedef x_iterator	fast_iterator

typedef _view_t::x_iterator	xy_x_iterator
	An iterator for traversing the pixels in a row, created from an xy_locator. More...

typedef _const_view_t::x_iterator	const_x_iterator
	A const iterator for traversing the pixels in a row. More...

typedef _view_t::y_iterator	y_iterator
	An iterator for traversing the pixels in a column. More...

typedef _view_t::y_iterator	xy_y_iterator
	An iterator for traversing the pixels in a row, created from an xy_locator. More...

typedef _const_view_t::y_iterator	const_y_iterator
	A const iterator for traversing the pixels in a column. More...

typedef ndarray::Array< PixelT, 2, 1 >	Array
	A mutable ndarray representation of the image. More...

typedef ndarray::Array< PixelT const, 2, 1 >	ConstArray
	An immutable ndarray representation of the image. More...

Public Types inherited from lsst.daf.base::Persistable
typedef boost::shared_ptr < Persistable >	Ptr

Public Types inherited from lsst.daf.base::Citizen
enum	{ magicSentinel = 0xdeadbeef }

typedef unsigned long	memId
	Type of the block's ID. More...

typedef memId(*	memNewCallback )(const memId cid)
	A function used to register a callback. More...

typedef memId(*	memCallback )(const Citizen *ptr)

Public Member Functions
	ImageSlice (Image< PixelT > const &img)
	Constructor for ImageSlice. More...

	~ImageSlice ()

ImageSliceType	getImageSliceType () const

Public Member Functions inherited from lsst.afw.image::Image< PixelT >
	Image (unsigned int width, unsigned int height, PixelT initialValue=0)

	Image (geom::Extent2I const &dimensions=geom::Extent2I(), PixelT initialValue=0)

	Image (geom::Box2I const &bbox, PixelT initialValue=0)

	Image (Image const &rhs, geom::Box2I const &bbox, ImageOrigin const origin=PARENT, const bool deep=false)

	Image (const Image &rhs, const bool deep=false)

	Image (std::string const &fileName, int hdu=0, boost::shared_ptr< lsst::daf::base::PropertySet > metadata=boost::shared_ptr< lsst::daf::base::PropertySet >(), geom::Box2I const &bbox=geom::Box2I(), ImageOrigin origin=PARENT)
	Construct an Image by reading a regular FITS file. More...

	Image (fits::MemFileManager &manager, int hdu=0, boost::shared_ptr< lsst::daf::base::PropertySet > metadata=boost::shared_ptr< lsst::daf::base::PropertySet >(), geom::Box2I const &bbox=geom::Box2I(), ImageOrigin origin=PARENT)
	Construct an Image by reading a FITS image in memory. More...

	Image (fits::Fits &fitsfile, boost::shared_ptr< lsst::daf::base::PropertySet > metadata=boost::shared_ptr< lsst::daf::base::PropertySet >(), geom::Box2I const &bbox=geom::Box2I(), ImageOrigin origin=PARENT)
	Construct an Image from an already-open FITS object. More...

	Image (Image< OtherPixelT > const &rhs, const bool deep)

	Image (ndarray::Array< PixelT, 2, 1 > const &array, bool deep=false, geom::Point2I const &xy0=geom::Point2I())

virtual	~Image ()

Image &	operator= (const PixelT rhs)

Image &	operator= (const Image &rhs)

void	writeFits (std::string const &fileName, boost::shared_ptr< lsst::daf::base::PropertySet const > metadata=boost::shared_ptr< lsst::daf::base::PropertySet const >(), std::string const &mode="w") const
	Write an image to a regular FITS file. More...

void	writeFits (fits::MemFileManager &manager, boost::shared_ptr< lsst::daf::base::PropertySet const > metadata=boost::shared_ptr< lsst::daf::base::PropertySet const >(), std::string const &mode="w") const
	Write an image to a FITS RAM file. More...

void	writeFits (fits::Fits &fitsfile, boost::shared_ptr< lsst::daf::base::PropertySet const > metadata=boost::shared_ptr< lsst::daf::base::PropertySet const >()) const
	Write an image to an open FITS file object. More...

void	swap (Image &rhs)

void	operator+= (PixelT const rhs)

virtual void	operator+= (Image< PixelT >const &rhs)

void	operator+= (lsst::afw::math::Function2< double > const &function)

void	scaledPlus (double const c, Image< PixelT >const &rhs)

void	operator-= (PixelT const rhs)

void	operator-= (Image< PixelT > const &rhs)

void	operator-= (lsst::afw::math::Function2< double > const &function)

void	scaledMinus (double const c, Image< PixelT >const &rhs)

void	operator*= (PixelT const rhs)

void	operator*= (Image< PixelT > const &rhs)

void	scaledMultiplies (double const c, Image< PixelT >const &rhs)

void	operator/= (PixelT const rhs)

void	operator/= (Image< PixelT > const &rhs)

void	scaledDivides (double const c, Image< PixelT >const &rhs)

void	sqrt ()

Public Member Functions inherited from lsst.afw.image::ImageBase< PixelT >
	ImageBase (const geom::Extent2I &dimensions=geom::Extent2I())

	ImageBase (const geom::Box2I &bbox)

	ImageBase (const ImageBase &src, const bool deep=false)

	ImageBase (const ImageBase &src, const geom::Box2I &bbox, const ImageOrigin origin=PARENT, const bool deep=false)

template<typename OtherPixelT >
	ImageBase (const ImageBase< OtherPixelT > &rhs, const bool deep)

	ImageBase (Array const &array, bool deep=false, geom::Point2I const &xy0=geom::Point2I())

virtual	~ImageBase ()

ImageBase &	operator= (const ImageBase &rhs)

ImageBase &	operator= (const PixelT rhs)
	Set the image's pixels to rhs. More...

void	operator<<= (const ImageBase &rhs)
	Set the lhs's pixel values to equal the rhs's. More...

PixelReference	operator() (int x, int y)
	Return a reference to the pixel `(x, y)` More...

PixelReference	operator() (int x, int y, CheckIndices const &)
	Return a reference to the pixel `(x, y)` with bounds checking. More...

PixelConstReference	operator() (int x, int y) const
	Return a const reference to the pixel `(x, y)` More...

PixelConstReference	operator() (int x, int y, CheckIndices const &) const
	Return a const reference to the pixel `(x, y)` with bounds checking. More...

PixelConstReference	get0 (int x, int y) const

PixelConstReference	get0 (int x, int y, CheckIndices const &check) const

void	set0 (int x, int y, const PixelT v)

void	set0 (int x, int y, const PixelT v, CheckIndices const &check)

int	getWidth () const
	Return the number of columns in the image. More...

int	getHeight () const
	Return the number of rows in the image. More...

int	getX0 () const

int	getY0 () const

geom::Point2I	getXY0 () const

std::pair< int, double >	positionToIndex (double const pos, lsst::afw::image::xOrY const xy) const
	Convert image position to index (nearest integer and fractional parts) More...

double	indexToPosition (double ind, lsst::afw::image::xOrY const xy) const
	Convert image index to image position. More...

geom::Extent2I	getDimensions () const
	Return the image's size; useful for passing to constructors. More...

void	swap (ImageBase &rhs)

Array	getArray ()

ConstArray	getArray () const

iterator	begin () const

iterator	end () const
	Return an STL compliant iterator to the end of the image. More...

reverse_iterator	rbegin () const
	Return an STL compliant reverse iterator to the start of the image. More...

reverse_iterator	rend () const
	Return an STL compliant reverse iterator to the end of the image. More...

iterator	at (int x, int y) const
	Return an STL compliant iterator at the point `(x, y)` More...

fast_iterator	begin (bool) const

fast_iterator	end (bool) const

x_iterator	row_begin (int y) const

x_iterator	row_end (int y) const
	Return an `x_iterator` to the end of the `y'th` row. More...

x_iterator	x_at (int x, int y) const
	Return an `x_iterator` to the point `(x, y)` in the image. More...

y_iterator	col_begin (int x) const

y_iterator	col_end (int x) const
	Return an `y_iterator` to the end of the `y'th` row. More...

y_iterator	y_at (int x, int y) const
	Return an `y_iterator` to the point `(x, y)` in the image. More...

xy_locator	xy_at (int x, int y) const

void	setXY0 (geom::Point2I const origin)

void	setXY0 (int const x0, int const y0)

geom::Box2I	getBBox (ImageOrigin origin=PARENT) const

Public Member Functions inherited from lsst.daf.base::Persistable
	Persistable (void)

virtual	~Persistable (void)

template<class Archive >
void	serialize (Archive &, unsigned int const)

Public Member Functions inherited from lsst.daf.base::Citizen
	Citizen (const std::type_info &)

	Citizen (Citizen const &)

	~Citizen ()

Citizen &	operator= (Citizen const &)

std::string	repr () const
	Return a string representation of a Citizen. More...

void	markPersistent (void)
	Mark a Citizen as persistent and not destroyed until process end. More...

memId	getId () const
	Return the Citizen's ID. More...

Private Attributes
ImageSliceType	_sliceType

Additional Inherited Members
Static Public Member Functions inherited from lsst.afw.image::Image< PixelT >
static Image	readFits (std::string const &filename, int hdu=0)
	Read an Image from a regular FITS file. More...

static Image	readFits (fits::MemFileManager &manager, int hdu=0)
	Read an Image from a FITS RAM file. More...

Static Public Member Functions inherited from lsst.afw.image::ImageBase< PixelT >
template<typename SinglePixelT >
static SinglePixel	PixelCast (SinglePixelT rhs)
	Convert a type to our SinglePixel type. More...

Static Public Member Functions inherited from lsst.daf.base::Citizen
static bool	hasBeenCorrupted ()
	Check all allocated blocks for corruption. More...

static memId	getNextMemId ()
	Return the memId of the next object to be allocated. More...

static int	init ()
	Called once when the memory system is being initialised. More...

static int	census (int, memId startingMemId=0)
	How many active Citizens are there? More...

static void	census (std::ostream &stream, memId startingMemId=0)
	Print a list of all active Citizens to stream, sorted by ID. More...

static const std::vector < const Citizen * > *	census ()
	Return a (newly allocated) std::vector of active Citizens sorted by ID. More...

static memId	setNewCallbackId (memId id)
	Call the NewCallback when block is allocated. More...

static memId	setDeleteCallbackId (memId id)
	Call the current DeleteCallback when block is deleted. More...

static memNewCallback	setNewCallback (memNewCallback func)
	Set the NewCallback function. More...

static memCallback	setDeleteCallback (memCallback func)
	Set the DeleteCallback function. More...

static memCallback	setCorruptionCallback (memCallback func)
	Set the CorruptionCallback function. More...

Protected Member Functions inherited from lsst.afw.image::ImageBase< PixelT >
_view_t	_getRawView () const

bool	isContiguous () const

Static Protected Member Functions inherited from lsst.afw.image::ImageBase< PixelT >
static _view_t	_allocateView (geom::Extent2I const &dimensions, Manager::Ptr &manager)

static _view_t	_makeSubView (geom::Extent2I const &dimensions, geom::Extent2I const &offset, const _view_t &view)

Detailed Description

template<typename PixelT>
class lsst.afw.image::ImageSlice< PixelT >

A class to specify a slice of an image.

Definition at line 54 of file ImageSlice.h.

Member Enumeration Documentation

template<typename PixelT>

enum lsst::afw::image::ImageSlice::ImageSliceType

Enumerator
ROW
COLUMN

Definition at line 56 of file ImageSlice.h.

56 {ROW, COLUMN};

lsst.afw.image::ImageSlice::COLUMN

Definition: ImageSlice.h:56

lsst.afw.image::ImageSlice::ROW

Definition: ImageSlice.h:56

Constructor & Destructor Documentation

template<typename PixelT >

lsst.afw.image::ImageSlice< PixelT >::ImageSlice ( image::Image< PixelT > const & img )

explicit

Constructor for ImageSlice.

Parameters

img	The image to represent as a slice.

Definition at line 46 of file ImageSlice.cc.

                                           : 
     afwImage::Image<PixelT>(img),
     _sliceType(ROW)
 {
 
     // verify the img is a slice (row or column)
     if (img.getWidth() != 1 && img.getHeight() != 1) {
         throw LSST_EXCEPT(ex::OutOfRangeError, "Input image must be a slice (width or height == 1)");
     }  else if (img.getWidth() == 1 && img.getHeight() == 1) {
         throw LSST_EXCEPT(ex::InvalidParameterError, 
                           "1x1 image ambiguous (could be row or column).  "
                           "Perhaps a constant would be better than a slice? ");
     } else if (img.getWidth() == 1 && img.getHeight() != 1) {
         _sliceType = COLUMN;
     } else if (img.getHeight() == 1 && img.getWidth() != 1) {
         _sliceType = ROW;
     }
 
     // what about 1xn images where a 1x1 row slice is desired? ... use a constant instead of a slice
     // what about nx1 images wehre a 1x1 column slice is desired? ... use a constant instead of a slice
 }

template<typename PixelT>

lsst.afw.image::ImageSlice< PixelT >::~ImageSlice ( )

inline

Definition at line 59 of file ImageSlice.h.

59 {}

Member Function Documentation

template<typename PixelT>

ImageSliceType lsst.afw.image::ImageSlice< PixelT >::getImageSliceType ( ) const

inline

Definition at line 60 of file ImageSlice.h.

60 { return _sliceType; }

lsst.afw.image::ImageSlice::_sliceType

ImageSliceType _sliceType

Definition: ImageSlice.h:63

Member Data Documentation

template<typename PixelT>

ImageSliceType lsst.afw.image::ImageSlice< PixelT >::_sliceType

private

Definition at line 63 of file ImageSlice.h.

The documentation for this class was generated from the following files:

/home/lsstsw/stack/Linux64/afw/10.0-40-g4349866+2/include/lsst/afw/image/ImageSlice.h
/home/lsstsw/stack/Linux64/afw/10.0-40-g4349866+2/src/image/ImageSlice.cc

Public Types

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

template<typename PixelT> class lsst.afw.image::ImageSlice< PixelT >

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<typename PixelT>
class lsst.afw.image::ImageSlice< PixelT >