STIR
6.2.0
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A class for storing (3d) projection data with fixed SegmentIndices. More...
#include "stir/SegmentBySinogram.h"
Public Types | |
typedef Segment< elemT >::StorageOrder | StorageOrder |
typedef such that we do not need to have typename wherever we StorageOrder | |
Public Types inherited from stir::Segment< elemT > | |
enum | StorageOrder { StorageByView, StorageBySino } |
Public Types inherited from stir::Array< 3, elemT > | |
typedef base_type::value_type | value_type |
typedefs such that we do not need to have typename wherever we use these types defined in the base class | |
typedef base_type::reference | reference |
typedef base_type::const_reference | const_reference |
typedef base_type::difference_type | difference_type |
typedef base_type::size_type | size_type |
typedef base_type::iterator | iterator |
typedef base_type::const_iterator | const_iterator |
typedef elemT | full_value_type |
typedef full_value_type * | full_pointer |
typedef const full_value_type * | const_full_pointer |
typedef full_value_type & | full_reference |
typedef const full_value_type & | const_full_reference |
typedef FullArrayIterator< typename base_type::iterator, typename Array< num_dimensions - 1, elemT >::full_iterator, elemT, full_reference, full_pointer > | full_iterator |
This defines an iterator type that iterates through all elements. | |
typedef FullArrayIterator< typename base_type::const_iterator, typename Array< num_dimensions - 1, elemT >::const_full_iterator, elemT, const_full_reference, const_full_pointer > | const_full_iterator |
As full_iterator, but for const objects. | |
Public Types inherited from stir::VectorWithOffset< Array< num_dimensions - 1, elemT > > | |
typedef size_t | size_type |
typedef Array< num_dimensions - 1, elemT > | value_type |
typedef value_type & | reference |
typedef const value_type & | const_reference |
typedef ptrdiff_t | difference_type |
typedef Array< num_dimensions - 1, elemT > * | iterator |
typedef Array< num_dimensions - 1, elemT > const * | const_iterator |
typedef std::reverse_iterator< iterator > | reverse_iterator |
typedef std::reverse_iterator< const_iterator > | const_reverse_iterator |
Public Member Functions | |
SegmentBySinogram (const Array< 3, elemT > &v, const shared_ptr< const ProjDataInfo > &proj_data_info_ptr_v, const SegmentIndices &ind) | |
Constructor that sets the data to a given 3d Array. | |
SegmentBySinogram (const shared_ptr< const ProjDataInfo > &proj_data_info_ptr_v, const SegmentIndices &ind) | |
Constructor that sets sizes via the ProjDataInfo object, initialising data to 0. | |
SegmentBySinogram (const Array< 3, elemT > &v, const shared_ptr< const ProjDataInfo > &proj_data_info_ptr_v, const int segment_num, const int timing_pos_num=0) | |
Constructor that sets the data to a given 3d Array. More... | |
SegmentBySinogram (const shared_ptr< const ProjDataInfo > &proj_data_info_ptr_v, const int segment_num, const int timing_pos_num=0) | |
Constructor that sets sizes via the ProjDataInfo object, initialising data to 0. More... | |
SegmentBySinogram (const SegmentByView< elemT > &) | |
Conversion from 1 storage order to the other. | |
StorageOrder | get_storage_order () const override |
Get storage order. | |
int | get_num_axial_poss () const override |
Get number of axial positions. | |
int | get_num_views () const override |
Get number of views. | |
int | get_num_tangential_poss () const override |
Get number of tangential positions. | |
int | get_min_axial_pos_num () const override |
Get minimum axial position number. | |
int | get_max_axial_pos_num () const override |
Get maximum axial position number. | |
int | get_min_view_num () const override |
Get minimum view number. | |
int | get_max_view_num () const override |
Get maximum view number. | |
int | get_min_tangential_pos_num () const override |
Get minimum tangetial position number. | |
int | get_max_tangential_pos_num () const override |
Get maximum tangential position number. | |
Sinogram< elemT > | get_sinogram (int axial_pos_num) const override |
Get sinogram. | |
Viewgram< elemT > | get_viewgram (int view_num) const override |
Get viewgram. | |
void | set_viewgram (const Viewgram< elemT > &) override |
Set viewgram. | |
void | set_sinogram (Sinogram< elemT > const &s, int axial_pos_num) override |
Set sinogram. | |
void | set_sinogram (const Sinogram< elemT > &s) override |
set data in segment according to sinogram s | |
void | grow (const IndexRange< 3 > &range) override |
Overloading Array::grow. More... | |
void | resize (const IndexRange< 3 > &range) override |
Overloading Array::resize. More... | |
bool | operator== (const Segment< elemT > &) const override |
Public Member Functions inherited from stir::Segment< elemT > | |
shared_ptr< const ProjDataInfo > | get_proj_data_info_sptr () const |
Get shared pointer to proj data info. | |
SegmentIndices | get_segment_indices () const |
int | get_segment_num () const |
Get the segment number. | |
int | get_timing_pos_num () const |
Get the timing position index. | |
Sinogram< elemT > | get_sinogram (const SinogramIndices &s) const |
return a new sinogram, with data set as in the segment | |
Viewgram< elemT > | get_viewgram (const ViewgramIndices &) const |
return a new viewgram, with data set as in the segment | |
bool | has_same_characteristics (self_type const &, std::string &explanation) const |
Checks if the 2 objects have the proj_data_info, segment_num etc. More... | |
bool | has_same_characteristics (self_type const &) const |
Checks if the 2 objects have the proj_data_info, segment_num etc. More... | |
virtual bool | operator== (const self_type &) const =0 |
check equality (data has to be identical) More... | |
bool | operator!= (const self_type &) const |
negation of operator== | |
Public Member Functions inherited from stir::Array< 3, elemT > | |
Array () | |
Construct an empty Array. | |
Array (const IndexRange< num_dimensions > &) | |
Construct an Array of given range of indices, elements are initialised to 0. | |
Array (const IndexRange< num_dimensions > &range, shared_ptr< elemT[]> data_sptr) | |
Construct an Array pointing to existing contiguous data. More... | |
Array (const base_type &t) | |
Construct an Array from an object of its base_type. | |
Array (const self &t) | |
Copy constructor. | |
Array (Array &&other) noexcept | |
move constructor More... | |
Array (Array< num_dimensions, elemT > &&other) noexcept | |
~Array () override | |
virtual destructor, frees up any allocated memory | |
Array & | operator= (Array other) |
assignment operator More... | |
IndexRange< num_dimensions > | get_index_range () const |
size_t | size_all () const |
return the total number of elements in this array | |
virtual void | resize (const IndexRange< num_dimensions > &range) |
change the array to a new range of indices, new elements are set to 0 More... | |
virtual void | grow (const IndexRange< num_dimensions > &range) |
alias for resize() | |
elemT | sum () const |
return sum of all elements | |
elemT | sum_positive () const |
return sum of all positive elements | |
elemT | find_max () const |
return maximum of all the elements | |
elemT | find_min () const |
return minimum of all the elements | |
void | fill (const elemT &n) |
Fill elements with value n . More... | |
void | apply_lower_threshold (const elemT &l) |
Sets elements below value to the value. | |
void | apply_upper_threshold (const elemT &u) |
Sets elements above value to the value. | |
bool | is_regular () const |
checks if the index range is 'regular' More... | |
bool | get_regular_range (BasicCoordinate< num_dimensions, int > &min, BasicCoordinate< num_dimensions, int > &max) const |
find regular range, returns false if the range is not regular More... | |
Array< num_dimensions - 1, elemT > & | operator[] (int i) |
allow array-style access, read/write | |
const Array< num_dimensions - 1, elemT > & | operator[] (int i) const |
array access, read-only | |
elemT & | operator[] (const BasicCoordinate< num_dimensions, int > &c) |
allow array-style access given a BasicCoordinate to specify the indices, read/write | |
const elemT & | operator[] (const BasicCoordinate< num_dimensions, int > &c) const |
array access given a BasicCoordinate to specify the indices, read-only | |
STIR_DEPRECATED void | axpby (const elemT2 a, const Array &x, const elemT2 b, const Array &y) |
void | axpby (const elemT2 a, const Array &x, const elemT2 b, const Array &y) |
void | xapyb (const Array &x, const elemT a, const Array &y, const elemT b) |
set values of the array to x*a+y*b, where a and b are scalar | |
void | xapyb (const Array &x, const Array &a, const Array &y, const Array &b) |
set values of the array to x*a+y*b, where a and b are arrays | |
void | sapyb (const T &a, const Array &y, const T &b) |
set values of the array to self*a+y*b where a and b are scalar or arrays | |
full_iterator | begin_all () |
start value for iterating through all elements in the array, see full_iterator | |
const_full_iterator | begin_all () const |
start value for iterating through all elements in the (const) array, see full_iterator | |
const_full_iterator | begin_all_const () const |
start value for iterating through all elements in the array, see full_iterator | |
full_iterator | end_all () |
end value for iterating through all elements in the array, see full_iterator | |
const_full_iterator | end_all () const |
end value for iterating through all elements in the (const) array, see full_iterator | |
const_full_iterator | end_all_const () const |
end value for iterating through all elements in the array, see full_iterator | |
Array< num_dimensions - 1, elemT > & | at (int i) |
const Array< num_dimensions - 1, elemT > & | at (int i) const |
elemT & | at (const BasicCoordinate< num_dimensions, int > &c) |
const elemT & | at (const BasicCoordinate< num_dimensions, int > &c) const |
bool | is_contiguous () const |
return if the array is contiguous in memory | |
elemT * | get_full_data_ptr () |
member function for access to the data via a elemT* More... | |
const elemT * | get_const_full_data_ptr () const |
member function for access to the data via a const elemT* More... | |
void | release_full_data_ptr () |
signal end of access to elemT* More... | |
void | release_const_full_data_ptr () const |
signal end of access to const elemT* More... | |
Public Member Functions inherited from stir::NumericVectorWithOffset< Array< num_dimensions - 1, elemT >, elemT > | |
NumericVectorWithOffset (const VectorWithOffset< Array< num_dimensions - 1, elemT > > &t) | |
Constructor from an object of this class' base_type. | |
NumericVectorWithOffset (const NumericVectorWithOffset &t) | |
Constructor from an object of this class' base_type. | |
NumericVectorWithOffset (NumericVectorWithOffset &&other) noexcept | |
move constructor More... | |
NumericVectorWithOffset & | operator= (const NumericVectorWithOffset &other) |
assignment | |
NumericVectorWithOffset | operator+ (const NumericVectorWithOffset &v) const |
adding vectors, element by element | |
NumericVectorWithOffset | operator+ (const elemT &v) const |
return a new vector with elements equal to the sum of the elements in the original and the elemT | |
NumericVectorWithOffset | operator- (const NumericVectorWithOffset &v) const |
subtracting vectors, element by element | |
NumericVectorWithOffset | operator- (const elemT &v) const |
return a new vector with elements equal to the difference of the elements in the original and the elemT | |
NumericVectorWithOffset | operator* (const NumericVectorWithOffset &v) const |
multiplying vectors, element by element | |
NumericVectorWithOffset | operator* (const elemT &v) const |
return a new vector with elements equal to the multiplication of the elements in the original and the elemT | |
NumericVectorWithOffset | operator/ (const NumericVectorWithOffset &v) const |
dividing vectors, element by element | |
NumericVectorWithOffset | operator/ (const elemT &v) const |
return a new vector with elements equal to the division of the elements in the original and the elemT | |
NumericVectorWithOffset & | operator+= (const NumericVectorWithOffset &v) |
adding elements of v to the current vector More... | |
NumericVectorWithOffset & | operator+= (const elemT &v) |
adding an elemT to the elements of the current vector | |
NumericVectorWithOffset & | operator-= (const NumericVectorWithOffset &v) |
subtracting elements of v from the current vector More... | |
NumericVectorWithOffset & | operator-= (const elemT &v) |
subtracting an elemT from the elements of the current vector | |
NumericVectorWithOffset & | operator*= (const NumericVectorWithOffset &v) |
multiplying elements of the current vector with elements of v More... | |
NumericVectorWithOffset & | operator*= (const elemT &v) |
multiplying the elements of the current vector with an elemT | |
NumericVectorWithOffset & | operator/= (const NumericVectorWithOffset &v) |
dividing all elements of the current vector by elements of v More... | |
NumericVectorWithOffset & | operator/= (const elemT &v) |
dividing the elements of the current vector by an elemT | |
STIR_DEPRECATED void | axpby (const elemT2 a, const NumericVectorWithOffset &x, const elemT2 b, const NumericVectorWithOffset &y) |
void | axpby (const NUMBER2 a, const NumericVectorWithOffset &x, const NUMBER2 b, const NumericVectorWithOffset &y) |
void | xapyb (const NumericVectorWithOffset &x, const elemT a, const NumericVectorWithOffset &y, const elemT b) |
set values of the array to x*a+y*b, where a and b are scalar | |
void | xapyb (const NumericVectorWithOffset &x, const NumericVectorWithOffset &a, const NumericVectorWithOffset &y, const NumericVectorWithOffset &b) |
set the values of the array to x*a+y*b, where a and b are vectors | |
void | sapyb (const T2 &a, const NumericVectorWithOffset &y, const T2 &b) |
set the values of the array to self*a+y*b, where a and b are scalar or vectors | |
Public Member Functions inherited from stir::VectorWithOffset< Array< num_dimensions - 1, elemT > > | |
VectorWithOffset () | |
Default constructor: creates a vector of length 0. | |
VectorWithOffset (const int hsz) | |
Construct a VectorWithOffset of given length (initialised with T() ) | |
VectorWithOffset (const int min_index, const int max_index) | |
Construct a VectorWithOffset with offset min_index (initialised with T() ) | |
STIR_DEPRECATED | VectorWithOffset (const int hsz, Array< num_dimensions - 1, elemT > *const data_ptr, Array< num_dimensions - 1, elemT > *const end_of_data_ptr) |
Construct a VectorWithOffset of given length pointing to existing data. More... | |
STIR_DEPRECATED | VectorWithOffset (const int min_index, const int max_index, Array< num_dimensions - 1, elemT > *const data_ptr, Array< num_dimensions - 1, elemT > *const end_of_data_ptr) |
Construct a VectorWithOffset with offset min_index pointing to existing data. More... | |
VectorWithOffset (const int hsz, const Array< num_dimensions - 1, elemT > *const data_ptr) | |
Construct a VectorWithOffset of given length from a bare pointer (copying data) | |
VectorWithOffset (const int min_index, const int max_index, const Array< num_dimensions - 1, elemT > *const data_ptr) | |
Construct a VectorWithOffset with offset min_index from a bare pointer (copying data) | |
VectorWithOffset (const int min_index, const int max_index, shared_ptr< Array< num_dimensions - 1, elemT > []> data_sptr) | |
Construct a VectorWithOffset sharing existing data. More... | |
VectorWithOffset (const int sz, shared_ptr< Array< num_dimensions - 1, elemT > []> data_sptr) | |
Construct a VectorWithOffset sharing existing data. More... | |
VectorWithOffset (const VectorWithOffset &il) | |
copy constructor | |
VectorWithOffset (VectorWithOffset &&other) noexcept | |
move constructor More... | |
virtual | ~VectorWithOffset () |
Destructor. | |
void | recycle () |
Free all memory and make object as if default-constructed. More... | |
VectorWithOffset & | operator= (const VectorWithOffset &il) |
assignment operator with another vector More... | |
Array< num_dimensions - 1, elemT > & | operator[] (int i) |
allow array-style access, read/write More... | |
const Array< num_dimensions - 1, elemT > & | operator[] (int i) const |
array access, read-only More... | |
Array< num_dimensions - 1, elemT > & | at (int i) |
allow array-style access, read/write, but with range checking (throws std::out_of_range) | |
const Array< num_dimensions - 1, elemT > & | at (int i) const |
array access, read-only, but with range checking (throws std::out_of_range) | |
bool | empty () const |
checks if the vector is empty | |
void | fill (const Array< num_dimensions - 1, elemT > &n) |
fill elements with value n | |
void | apply_lower_threshold (const Array< num_dimensions - 1, elemT > &lower) |
Sets elements below value to the value. | |
void | apply_upper_threshold (const Array< num_dimensions - 1, elemT > &upper) |
Sets elements above value to the value. | |
int | get_length () const |
return number of elements in this vector More... | |
size_t | size () const |
return number of elements in this vector | |
int | get_min_index () const |
get value of first valid index | |
int | get_max_index () const |
get value of last valid index | |
void | set_offset (const int min_index) |
change value of starting index | |
void | set_min_index (const int min_index) |
identical to set_offset() | |
virtual void | grow (const int min_index, const int max_index) |
grow the range of the vector, new elements are set to T() More... | |
void | grow (const unsigned int new_size) |
grow the range of the vector from 0 to new_size-1, new elements are set to T() | |
virtual void | resize (const int min_index, const int max_index) |
change the range of the vector, new elements are set to T() More... | |
void | resize (const unsigned int new_size) |
change the range of the vector from 0 to new_size-1, new elements are set to T() | |
void | reserve (const int min_index, const int max_index) |
make the allocated range at least from min_index to max_index | |
void | reserve (const unsigned int new_size) |
make the allocated range at least from 0 to new_size-1 | |
size_t | capacity () const |
get allocated size | |
bool | owns_memory_for_data () const |
check if this object owns the memory for the data More... | |
int | get_capacity_min_index () const |
get min_index within allocated range More... | |
int | get_capacity_max_index () const |
get max_index within allocated range More... | |
bool | operator== (const VectorWithOffset &iv) const |
bool | operator!= (const VectorWithOffset &iv) const |
Array< num_dimensions - 1, elemT > * | get_data_ptr () |
member function for access to the data via a T* More... | |
const Array< num_dimensions - 1, elemT > * | get_const_data_ptr () const |
member function for access to the data via a const T* More... | |
void | release_data_ptr () |
signal end of access to T* More... | |
void | release_const_data_ptr () const |
signal end of access to const T* More... | |
iterator | begin () |
use to initialise an iterator to the first element of the vector | |
const_iterator | begin () const |
use to initialise an iterator to the first element of the (const) vector | |
iterator | end () |
iterator 'past' the last element of the vector | |
const_iterator | end () const |
iterator 'past' the last element of the (const) vector | |
reverse_iterator | rbegin () |
const_reverse_iterator | rbegin () const |
reverse_iterator | rend () |
const_reverse_iterator | rend () const |
VectorWithOffset & | operator+= (const VectorWithOffset &v) |
adding elements of v to the current vector | |
VectorWithOffset & | operator-= (const VectorWithOffset &v) |
subtracting elements of v from the current vector | |
VectorWithOffset & | operator*= (const VectorWithOffset &v) |
multiplying elements of the current vector with elements of v | |
VectorWithOffset & | operator/= (const VectorWithOffset &v) |
dividing all elements of the current vector by elements of v | |
VectorWithOffset | operator+ (const VectorWithOffset &v) const |
adding vectors, element by element | |
VectorWithOffset | operator- (const VectorWithOffset &v) const |
subtracting vectors, element by element | |
VectorWithOffset | operator* (const VectorWithOffset &v) const |
multiplying vectors, element by element | |
VectorWithOffset | operator/ (const VectorWithOffset &v) const |
dividing vectors, element by element | |
Additional Inherited Members | |
Protected Member Functions inherited from stir::Segment< elemT > | |
Segment (const shared_ptr< const ProjDataInfo > &proj_data_info_sptr_v, const SegmentIndices &) | |
Protected Member Functions inherited from stir::VectorWithOffset< Array< num_dimensions - 1, elemT > > | |
void | check_state () const |
Called internally to see if all variables are consistent. More... | |
void | init (const int min_index, const int max_index, Array< num_dimensions - 1, elemT > *const data_ptr, bool copy_data) |
change vector with new index range and point to data_ptr More... | |
Protected Attributes inherited from stir::Segment< elemT > | |
shared_ptr< const ProjDataInfo > | proj_data_info_sptr |
SegmentIndices | _indices |
Protected Attributes inherited from stir::VectorWithOffset< Array< num_dimensions - 1, elemT > > | |
Array< num_dimensions - 1, elemT > * | num |
pointer to (*this)[0] (taking get_min_index() into account that is). | |
A class for storing (3d) projection data with fixed SegmentIndices.
Storage order is as follows:
stir::SegmentBySinogram< elemT >::SegmentBySinogram | ( | const Array< 3, elemT > & | v, |
const shared_ptr< const ProjDataInfo > & | proj_data_info_ptr_v, | ||
const int | segment_num, | ||
const int | timing_pos_num = 0 |
||
) |
Constructor that sets the data to a given 3d Array.
stir::SegmentBySinogram< elemT >::SegmentBySinogram | ( | const shared_ptr< const ProjDataInfo > & | proj_data_info_ptr_v, |
const int | segment_num, | ||
const int | timing_pos_num = 0 |
||
) |
Constructor that sets sizes via the ProjDataInfo object, initialising data to 0.
|
override |
Overloading Array::grow.
This makes sure that the new Array dimensions are the same as those in the ProjDataInfo member.
References stir::SegmentBySinogram< elemT >::resize().
Referenced by stir::FourierRebinning::rebin().
|
override |
Overloading Array::resize.
This makes sure that the new Array dimensions are the same as those in the ProjDataInfo member.
References stir::VectorWithOffset< T >::get_max_index(), stir::VectorWithOffset< Array< num_dimensions - 1, elemT > >::get_max_index(), stir::VectorWithOffset< Array< num_dimensions - 1, elemT > >::get_min_index(), stir::VectorWithOffset< T >::get_min_index(), stir::Segment< elemT >::get_segment_num(), stir::IndexRange< num_dimensions >::is_regular(), and stir::Array< num_dimensions, elemT >::resize().
Referenced by stir::SegmentBySinogram< elemT >::grow().