Pixel.h File Reference

#include <cmath>
#include <functional>
#include <iostream>
#include <type_traits>
#include "lsst/cpputils/hashCombine.h"

Go to the source code of this file.

Classes
class	lsst::afw::image::pixel::SinglePixel< _ImagePixelT, _MaskPixelT, _VariancePixelT >
	A single pixel of the same type as a MaskedImage. More...
struct	lsst::afw::image::pixel::PixelTypeTraits< PixelT >
	Pixel type traits. More...
class	lsst::afw::image::pixel::Pixel< _ImagePixelT, _MaskPixelT, _VariancePixelT >
	A pixel of a MaskedImage. More...
struct	lsst::afw::image::pixel::exprTraits< ExprT >
	A traits class to return the types of the image/mask/variance. More...
struct	lsst::afw::image::pixel::exprTraits< double >
	A specialisation of exprTraits for double More...
struct	lsst::afw::image::pixel::exprTraits< float >
	A specialisation of exprTraits for float More...
struct	lsst::afw::image::pixel::exprTraits< int >
	A specialisation of exprTraits for int More...
struct	lsst::afw::image::pixel::exprTraits< unsigned short >
	A specialisation of exprTraits for unsigned short More...
struct	lsst::afw::image::pixel::noop< T1 >
	A noop functor (useful for e.g. masks and variances when changing the sign of the image) More...
struct	lsst::afw::image::pixel::bitwise_or< T1 >
	bitwise_or doesn't seem to be in std:: More...
struct	lsst::afw::image::pixel::variance_divides< T1 >
	Calculate the variance when we divide two Pixels. More...
struct	lsst::afw::image::pixel::variance_multiplies< T1 >
	Calculate the variance when we multiply two Pixels. More...
struct	lsst::afw::image::pixel::variance_plus< T1 >
	Calculate the variance when we add (or subtract) two Pixels. More...
class	lsst::afw::image::pixel::UnaryExpr< ExprT1, ImageBinOp, MaskBinOp, VarianceBinOp >
	Class for representing Unary operations. More...
class	lsst::afw::image::pixel::BinaryExpr< ExprT1, ExprT2, ImageBinOp, MaskBinOp, VarianceBinOp >
	Class for representing binary operations. More...
class	lsst::afw::image::pixel::BinaryExpr< ExprT1, double, ImageBinOp, MaskBinOp, VarianceBinOp >
	Partial specialization of BinaryExpr when ExprT2 is a double (i.e no mask/variance part) More...
struct	lsst::afw::image::pixel::is_specialization< T, Template >
	Template for (e1 + e2) More...
struct	lsst::afw::image::pixel::is_specialization< Template< Args... >, Template >
struct	std::hash< lsst::afw::image::pixel::Pixel< ImagePixelT, MaskPixelT, VariancePixelT > >
struct	std::hash< lsst::afw::image::pixel::SinglePixel< ImagePixelT, MaskPixelT, VariancePixelT > >

Namespaces
namespace	lsst
namespace	lsst::afw
namespace	lsst::afw::image
namespace	lsst::afw::image::pixel
namespace	std
	STL namespace.

Typedefs
template<typename T1, typename T2>
using	lsst::afw::image::pixel::valid_operands = std::enable_if_t<valid_binary_operands<T1, T2>>

Functions
template<typename ImagePixelT, typename MaskPixelT, typename VariancePixelT>
SinglePixel< ImagePixelT, MaskPixelT, VariancePixelT >	lsst::afw::image::pixel::makeSinglePixel (ImagePixelT x, MaskPixelT m, VariancePixelT v)
	Return a SinglePixel.
template<typename ExprT1>
auto	lsst::afw::image::pixel::operator- (ExprT1 e1)
	Template for -e1.
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
auto	lsst::afw::image::pixel::operator+ (ExprT1 e1, ExprT2 e2)
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
ExprT1 &	lsst::afw::image::pixel::operator+= (ExprT1 &e1, ExprT2 const &e2)
	template for e1 += e2
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
ExprT1	lsst::afw::image::pixel::plus (ExprT1 &lhs, ExprT2 const &rhs, float covariance)
	Like operator+(), but assume that covariance's 2*alpha*sqrt(vx*vy)
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
BinaryExpr< ExprT1, ExprT2, std::minus< typename exprTraits< ExprT1 >::ImagePixelT >, bitwise_or< typename exprTraits< ExprT1 >::MaskPixelT >, variance_plus< typename exprTraits< ExprT1 >::VariancePixelT > >	lsst::afw::image::pixel::operator- (ExprT1 e1, ExprT2 e2)
	Template to evaluate (e1 - e2)
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
ExprT1	lsst::afw::image::pixel::operator-= (ExprT1 &e1, ExprT2 e2)
	Template to evaluate e1 -= e2.
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
BinaryExpr< ExprT1, ExprT2, std::multiplies< typename exprTraits< ExprT1 >::ImagePixelT >, bitwise_or< typename exprTraits< ExprT1 >::MaskPixelT >, variance_multiplies< typename exprTraits< ExprT1 >::VariancePixelT > >	lsst::afw::image::pixel::operator* (ExprT1 e1, ExprT2 e2)
	Template to evaluate (e1 * e2)
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
ExprT1	lsst::afw::image::pixel::operator*= (ExprT1 &e1, ExprT2 e2)
	Template to evaluate e1 *= e2.
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
BinaryExpr< ExprT1, ExprT2, std::divides< typename exprTraits< ExprT1 >::ImagePixelT >, bitwise_or< typename exprTraits< ExprT1 >::MaskPixelT >, variance_divides< typename exprTraits< ExprT1 >::VariancePixelT > >	lsst::afw::image::pixel::operator/ (ExprT1 e1, ExprT2 e2)
	Template to evaluate (e1 / e2)
template<typename ExprT1, typename ExprT2, typename = valid_operands<ExprT1, ExprT2>>
ExprT1	lsst::afw::image::pixel::operator/= (ExprT1 &e1, ExprT2 e2)
	Template to evaluate e1 /= e2.
template<typename ImagePixelT, typename MaskPixelT, typename VariancePixelT>
std::ostream &	lsst::afw::image::pixel::operator<< (std::ostream &os, SinglePixel< ImagePixelT, MaskPixelT, VariancePixelT > const &v)
	Print a SinglePixel.
template<typename ImagePixelT, typename MaskPixelT, typename VariancePixelT>
std::ostream &	lsst::afw::image::pixel::operator<< (std::ostream &os, Pixel< ImagePixelT, MaskPixelT, VariancePixelT > const &v)
	Print a Pixel.
template<typename ExprT1, typename ExprT2, typename BinOp, typename MaskBinOp, typename VarBinOp>
std::ostream &	lsst::afw::image::pixel::operator<< (std::ostream &os, BinaryExpr< ExprT1, ExprT2, BinOp, MaskBinOp, VarBinOp > const &v)
	Evaluate and print a BinaryExpr.

Variables
template<typename T>
constexpr bool	lsst::afw::image::pixel::is_valid_operand
template<typename T1, typename T2>
constexpr bool	lsst::afw::image::pixel::valid_binary_operands = is_valid_operand<T1> && is_valid_operand<T2>