ImFusion SDK 4.3
ChannelWiseScalar< T, Dim > Class Template Reference

#include <ImFusion/ImageMath/Tpl/ChannelWiseScalar.h>

Specialization of ExprBaseTpl for a channel wise scalar value. More...

+ Inheritance diagram for ChannelWiseScalar< T, Dim >:

Detailed Description

template<typename T, int Dim>
class ImFusion::ImageMath::ChannelWiseScalar< T, Dim >

Specialization of ExprBaseTpl for a channel wise scalar value.

A wrapper for channel wise scalar value which are "broadcasted" to each pixel and the corresponding channel.

Public Types

using VecT = Eigen::Matrix<T, Dim, 1>
 
using expr_type = typename std::decay_t<T>
 
using var_type = void
 
using imf_img_type = void
 

Public Member Functions

 ChannelWiseScalar (VecT val)
 
template<typename ImgT>
ChannelWiseScalar< expr_type, Dim > convertToMemImgExpr () const noexcept
 
ChannelWiseScalar< expr_type, Dim > convertToSharedImgExpr (std::size_t) const
 
ImageDescriptor imgDesc () const override
 Get image descriptor.
 
int numImgs () const override
 Return number of images of this expression.
 
IMFUSION_STRONG_INLINE expr_type eval (const std::size_t, const vec4i &coord) const
 Evaluate the expression at position i.
 
DeviceStrategy deviceStrategy () const override
 Return DeviceStrategy of this expression.
 
- Public Member Functions inherited from ExprBaseTpl< ChannelWiseScalar< T, Dim > >
const auto & get () const
 get a const reference to this with the actual type
 
auto & get ()
 get a reference to this with the actual type
 
auto polyWrapper () const
 
auto uniquePolyWrapper () const
 
auto sharedPolyWrapper () const
 
auto binaryOp (const ExprBaseTpl< RhsT > &rhs, const Op &func=Op()) const
 
auto binaryOp (RhsT rhs, const Op &func=Op(), typename std::enable_if< std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 
auto binaryOp (Eigen::Matrix< RhsT, Dim, 1, Options, MaxRows, MaxCols > rhs, const Op &func=Op(), typename std::enable_if< std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 
auto binaryOp (const ExprBaseTpl< RhsT > &rhs, const Op &func, const StringOp &stringFunc) const
 
auto binaryOp (RhsT rhs, const Op &func, const StringOp &stringFunc, typename std::enable_if< std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 
auto binaryOp (Eigen::Matrix< RhsT, Dim, 1, Options, MaxRows, MaxCols > rhs, const Op &func, const StringOp &stringFunc, typename std::enable_if< std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 
auto unaryOp (const Op &func=Op()) const
 
auto unaryOp (const Op &func, const StringOp &stringFunc) const
 
reduction_type reduce (std::vector< vec4i > *arg=nullptr) const
 
auto forceCPU () const
 Forces CPU execution.
 
auto forceGPU () const
 Forces GPU execution.
 
auto channelSwizzle (const std::vector< std::size_t > &indices) const
 
auto head ()
 
 ADD_SPECIAL_SWIZZLE (x, {0})
 
 ADD_SPECIAL_SWIZZLE (y, {1})
 
 ADD_SPECIAL_SWIZZLE (z, {2})
 
 ADD_SPECIAL_SWIZZLE (w, {3})
 
 ADD_SPECIAL_SWIZZLE (r, {0})
 
 ADD_SPECIAL_SWIZZLE (g, {1})
 
 ADD_SPECIAL_SWIZZLE (b, {2})
 
 ADD_SPECIAL_SWIZZLE (a, {3})
 
 ADD_SPECIAL_SWIZZLE (xy, std::vector< size_t >({0, 1}))
 
 ADD_SPECIAL_SWIZZLE (rg, std::vector< size_t >({0, 1}))
 
 ADD_SPECIAL_SWIZZLE (xyz, std::vector< size_t >({0, 1, 2}))
 
 ADD_SPECIAL_SWIZZLE (xyzw, std::vector< size_t >({0, 1, 2, 3}))
 
 ADD_SPECIAL_SWIZZLE (rgb, std::vector< size_t >({0, 1, 2}))
 
 ADD_SPECIAL_SWIZZLE (rgba, std::vector< size_t >({0, 1, 2, 3}))
 
auto streamChannels (int numStreamedChannels) const
 
auto substituteVariableWithImg (T &img) const
 
auto operator- () const
 
auto cast () const
 
auto storageToOriginal (const ImageDescriptor &desc)
 Apply shift/scale to the operand,.
 
auto originalToStorage (const ImageDescriptor &desc)
 Apply shift/scale to the operand,.
 
auto channelReduction ()
 
 ADD_CHANNEL_REDUCTION_OPERATOR (channelSum, add)
 
 ADD_CHANNEL_REDUCTION_OPERATOR (channelProd, mult)
 
 ADD_CHANNEL_REDUCTION_OPERATOR (channelMax, max)
 
 ADD_CHANNEL_REDUCTION_OPERATOR (channelMin, min)
 
 ADD_CHANNEL_REDUCTION_OPERATOR (length, length)
 
auto channelMean ()
 
auto squaredLength () const
 
auto channelDistance (const ExprBaseTpl< RhsT > &other) const
 
auto channelDistance (const Eigen::Matrix< T, Dim, 1 > c)
 
auto dot (const ExprBaseTpl< RhsT > &other) const
 
auto stashThenApply (const ExprBaseTpl< VariableT > &varExpr) const
 
auto hnormalized () const
 
auto normalized () const
 
auto homogeneous () const
 
auto appendZero () const
 
auto select (const ExprBaseTpl< LhsT > &lhs, const ExprBaseTpl< RhsT > &rhs) const
 Ternary (condition.x ? if_true : if_false) operator.
 
auto select (LhsT lhs, RhsT rhs, typename std::enable_if< std::is_arithmetic_v< LhsT > &&std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 Ternary (condition.x ? if_true : if_false) operator.
 
auto select (LhsT lhs, const ExprBaseTpl< RhsT > &rhs, typename std::enable_if< std::is_arithmetic_v< LhsT > >::type *=nullptr) const
 Ternary (condition.x ? if_true : if_false) operator.
 
auto select (const ExprBaseTpl< LhsT > &lhs, RhsT rhs, typename std::enable_if< std::is_arithmetic_v< RhsT > >::type *=nullptr) const
 Ternary (condition.x ? if_true : if_false) operator.
 
 ADD_REDUCTION_OPERATOR (sum, add)
 
 ADD_REDUCTION_OPERATOR (prod, mult)
 
 ADD_ARG_REDUCTION_OPERATOR (min, min)
 
 ADD_ARG_REDUCTION_OPERATOR (max, max)
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > mean () const
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > l1Norm () const
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > squaredl2Norm () const
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > l2Norm () const
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > lpNorm (double p) const
 
Eigen::Matrix< double, Eigen::Dynamic, 1 > lInfNorm () const
 
auto evaluateIntoImage (bool clearShiftScale=false) const
 Create an empty image and evaluate this expression into it.
 
auto toMask () const
 
auto toDeformation (const ImageDescriptorWorld imgDesc) const
 
auto resample (const ImageDescriptorWorld &inputDesc, const ImageDescriptorWorld &outputDesc) const
 
auto resample (SharedImage &inputDesc, SharedImage &outputDesc, std::enable_if_t< std::is_same_v< T, SharedImage > > *=nullptr) const
 
auto resample (SharedImageSet &inputDesc, SharedImageSet &outputDesc, std::enable_if_t< std::is_same_v< T, SharedImageSet > > *=nullptr) const
 
- Public Member Functions inherited from ChannelWiseScalarGl< ChannelWiseScalar< T, Dim > >
std::string evalString (bool tagAndAssign=true) const override
 Print expression.
 
void tagAndAssignNames (std::unordered_map< internal::TaggingIndex, const void * > &taggedLeaves, std::unordered_map< std::type_index, int > &countPerLeafType, const std::string &prefix) const override
 We need to tag leaves and tell unique leaves that they are responsible to define the uniforms and set the shader arguments.
 
void getUniformDefinitionList (std::string &definitionList, const std::vector< int > &, const std::string &) const override
 Collect uniform/sampler definitions.
 
void getVariableDefinitionList (std::string &, const std::vector< int > &, const std::string &) const override
 Collect variable definitions.
 
int setArguments (GL::Program &p, const std::vector< int > &, const std::string &prefix) const override
 Set uniform/sampler arguments.
 
std::vector< internal::GlExprInterface * > children () override
 Used for traversing the expression tree. Contains the immediate children of node.
 
std::vector< const internal::GlExprInterface * > children () const override
 Used for traversing the expression tree. Contains the immediate children of node.
 
- Public Member Functions inherited from GlExprInterface
ExprInterfaceexprInterface ()
 Get image descriptor of the wrapped expression.
 
const ExprInterfaceexprInterface () const
 
virtual bool setMagFilter (ImageMath::MagFilter mag)
 Set interpolation behaviour of the current leaf (only)
 
virtual bool setWrap (ImageMath::Wrap wrap)
 Set interpolation behaviour of the current leaf (only)
 
bool setMagFilterRecursive (ImageMath::MagFilter mag)
 Set interpolation behaviour of the current leaf and all of its children.
 
bool setWrapRecursive (ImageMath::Wrap wrap)
 Set wrap behaviour of the current leaf and all of its children.
 

Static Public Attributes

static constexpr bool has_variable = false
 

Member Function Documentation

◆ imgDesc()

template<typename T, int Dim>
ImageDescriptor imgDesc ( ) const
inlineoverridevirtual

Get image descriptor.

Implements ExprInterface.

◆ numImgs()

template<typename T, int Dim>
int numImgs ( ) const
inlineoverridevirtual

Return number of images of this expression.

Implements ExprInterface.

◆ deviceStrategy()

template<typename T, int Dim>
DeviceStrategy deviceStrategy ( ) const
inlineoverridevirtual

Return DeviceStrategy of this expression.

Implements ExprInterface.


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