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vtkSparseArray.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkSparseArray.h
5
6-------------------------------------------------------------------------
7 Copyright 2008 Sandia Corporation.
8 Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
9 the U.S. Government retains certain rights in this software.
10-------------------------------------------------------------------------
11
12 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
13 All rights reserved.
14 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
15
16 This software is distributed WITHOUT ANY WARRANTY; without even
17 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
18 PURPOSE. See the above copyright notice for more information.
19
20=========================================================================*/
21
78#ifndef vtkSparseArray_h
79#define vtkSparseArray_h
80
81#include "vtkArrayCoordinates.h"
82#include "vtkArraySort.h"
83#include "vtkObjectFactory.h"
84#include "vtkTypedArray.h"
85
86template <typename T>
88{
89public:
92 void PrintSelf(ostream& os, vtkIndent indent) override;
93
96 typedef typename vtkArray::SizeT SizeT;
97
98 // vtkArray API
99 bool IsDense() override;
100 const vtkArrayExtents& GetExtents() override;
102 void GetCoordinatesN(const SizeT n, vtkArrayCoordinates& coordinates) override;
103 vtkArray* DeepCopy() override;
104
105 // vtkTypedArray API
106 const T& GetValue(CoordinateT i) override;
107 const T& GetValue(CoordinateT i, CoordinateT j) override;
108 const T& GetValue(CoordinateT i, CoordinateT j, CoordinateT k) override;
109 const T& GetValue(const vtkArrayCoordinates& coordinates) override;
110 const T& GetValueN(const SizeT n) override;
111 void SetValue(CoordinateT i, const T& value) override;
112 void SetValue(CoordinateT i, CoordinateT j, const T& value) override;
113 void SetValue(CoordinateT i, CoordinateT j, CoordinateT k, const T& value) override;
114 void SetValue(const vtkArrayCoordinates& coordinates, const T& value) override;
115 void SetValueN(const SizeT n, const T& value) override;
116
117 // vtkSparseArray API
118
122 void SetNullValue(const T& value);
123
127 const T& GetNullValue();
128
133 void Clear();
134
141 void Sort(const vtkArraySort& sort);
142
146 std::vector<CoordinateT> GetUniqueCoordinates(DimensionT dimension);
147
155
163
169 const T* GetValueStorage() const;
170
177
186 void ReserveStorage(const SizeT value_count);
187
199 void SetExtents(const vtkArrayExtents& extents);
200
202
208 inline void AddValue(CoordinateT i, const T& value);
209 inline void AddValue(CoordinateT i, CoordinateT j, const T& value);
210 inline void AddValue(CoordinateT i, CoordinateT j, CoordinateT k, const T& value);
211 void AddValue(const vtkArrayCoordinates& coordinates, const T& value);
213
223 bool Validate();
224
225protected:
227 ~vtkSparseArray() override;
228
229private:
230 vtkSparseArray(const vtkSparseArray&) = delete;
231 void operator=(const vtkSparseArray&) = delete;
232
233 void InternalResize(const vtkArrayExtents& extents) override;
234 void InternalSetDimensionLabel(DimensionT i, const vtkStdString& label) override;
235 vtkStdString InternalGetDimensionLabel(DimensionT i) override;
236
237 typedef vtkSparseArray<T> ThisT;
238
242 vtkArrayExtents Extents;
243
247 std::vector<vtkStdString> DimensionLabels;
248
253 std::vector<std::vector<CoordinateT>> Coordinates;
254
258 std::vector<T> Values;
259
261
265 T NullValue;
267};
268
269#include "vtkSparseArray.txx"
270
271#endif
272// VTK-HeaderTest-Exclude: vtkSparseArray.h
Stores coordinate into an N-way array.
Stores the number of dimensions and valid coordinate ranges along each dimension for vtkArray.
Controls sorting of sparse array coordinates.
Abstract interface for N-dimensional arrays.
Definition vtkArray.h:68
vtkArrayExtents::SizeT SizeT
Definition vtkArray.h:75
vtkArrayExtents::DimensionT DimensionT
Definition vtkArray.h:74
vtkArrayExtents::CoordinateT CoordinateT
Definition vtkArray.h:73
a simple class to control print indentation
Definition vtkIndent.h:49
Sparse, independent coordinate storage for N-way arrays.
void SetExtents(const vtkArrayExtents &extents)
Specify arbitrary array extents, without altering the contents of the array.
std::vector< CoordinateT > GetUniqueCoordinates(DimensionT dimension)
Returns the set of unique coordinates along the given dimension.
void SetValue(CoordinateT i, const T &value) override
Overwrites the value stored in the array at the given coordinates.
void AddValue(CoordinateT i, const T &value)
Adds a new non-null element to the array.
static vtkSparseArray< T > * New()
bool Validate()
Validate the contents of the array, returning false if there are any problems.
void Sort(const vtkArraySort &sort)
Sorts array values so that their coordinates appear in some well-defined order.
const T & GetValue(CoordinateT i, CoordinateT j, CoordinateT k) override
Returns the value stored in the array at the given coordinates.
vtkArray::SizeT SizeT
void SetNullValue(const T &value)
Set the value that will be returned by GetValue() for nullptr areas of the array.
void SetExtentsFromContents()
Update the array extents to match its contents, so that the extent along each dimension matches the m...
CoordinateT * GetCoordinateStorage(DimensionT dimension)
Return a mutable reference to the underlying coordinate storage.
void AddValue(CoordinateT i, CoordinateT j, const T &value)
Adds a new non-null element to the array.
void SetValue(const vtkArrayCoordinates &coordinates, const T &value) override
Overwrites the value stored in the array at the given coordinates.
const T * GetValueStorage() const
Return a read-only reference to the underlying value storage.
void SetValue(CoordinateT i, CoordinateT j, const T &value) override
Overwrites the value stored in the array at the given coordinates.
~vtkSparseArray() override
T * GetValueStorage()
Return a mutable reference to the underlying value storage.
vtkArray::DimensionT DimensionT
void SetValueN(const SizeT n, const T &value) override
Overwrites the n-th value stored in the array, where n is in the range [0, GetNonNullSize()).
const T & GetValue(CoordinateT i) override
Returns the value stored in the array at the given coordinates.
SizeT GetNonNullSize() override
Returns the number of non-null values stored in the array.
void AddValue(CoordinateT i, CoordinateT j, CoordinateT k, const T &value)
Adds a new non-null element to the array.
void GetCoordinatesN(const SizeT n, vtkArrayCoordinates &coordinates) override
Returns the coordinates of the n-th value in the array, where n is in the range [0,...
void AddValue(const vtkArrayCoordinates &coordinates, const T &value)
Adds a new non-null element to the array.
vtkArray * DeepCopy() override
Returns a new array that is a deep copy of this array.
void Clear()
Remove all non-null elements from the array, leaving the number of dimensions, the extent of each dim...
const T & GetValue(CoordinateT i, CoordinateT j) override
Returns the value stored in the array at the given coordinates.
const T & GetNullValue()
Returns the value that will be returned by GetValue() for nullptr areas of the array.
const T & GetValue(const vtkArrayCoordinates &coordinates) override
Returns the value stored in the array at the given coordinates.
const CoordinateT * GetCoordinateStorage(DimensionT dimension) const
Return a read-only reference to the underlying coordinate storage.
vtkTemplateTypeMacro(vtkSparseArray< T >, vtkTypedArray< T >)
void SetValue(CoordinateT i, CoordinateT j, CoordinateT k, const T &value) override
Overwrites the value stored in the array at the given coordinates.
void ReserveStorage(const SizeT value_count)
Reserve storage for a specific number of values.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
const vtkArrayExtents & GetExtents() override
Returns the extents (the number of dimensions and size along each dimension) of the array.
vtkArray::CoordinateT CoordinateT
const T & GetValueN(const SizeT n) override
Returns the n-th value stored in the array, where n is in the range [0, GetNonNullSize()).
bool IsDense() override
Returns true iff the underlying array storage is "dense", i.e.
Wrapper around std::string to keep symbols short.
Provides a type-specific interface to N-way arrays.