VTK  9.2.5
vtkGDALRasterReader.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkGDALRasterReader.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
37#ifndef vtkGDALRasterReader_h
38#define vtkGDALRasterReader_h
39
40#include <vtkIOGDALModule.h> // For export macro
41#include <vtkImageReader2.h>
42
43// C++ includes
44#include <string> // string is required
45#include <vector> // vector is required
46
47class VTKIOGDAL_EXPORT vtkGDALRasterReader : public vtkImageReader2
48{
49public:
52 void PrintSelf(ostream& os, vtkIndent indent) override;
53
56
60 int CanReadFile(VTK_FILEPATH const char* fname) override;
61
65 const char* GetProjectionString() const;
66
70 const char* GetProjectionWKT() const { return this->ProjectionWKT.c_str(); }
71
76 const double* GetGeoCornerPoints();
77
83 vtkSetMacro(CollateBands, bool);
84 vtkGetMacro(CollateBands, bool);
85 vtkBooleanMacro(CollateBands, bool);
86
88
91 vtkSetVector2Macro(TargetDimensions, int);
92 vtkGetVector2Macro(TargetDimensions, int);
94
96
101
105 const std::vector<std::string>& GetMetaData();
106
113 double GetInvalidValue(size_t bandIndex = 0, int* hasNoData = nullptr);
114
118 std::vector<std::string> GetDomainMetaData(const std::string& domain);
119
121
124 const std::string& GetDriverShortName();
125 const std::string& GetDriverLongName();
127
132
134
139 const char* GetCellArrayName(int index);
140 int GetCellArrayStatus(const char* name);
141 void SetCellArrayStatus(const char* name, int status);
145
146protected:
148 vtkInformationVector* outputVector) override;
149
151 vtkInformationVector* outputVector) override;
152
153 int FillOutputPortInformation(int port, vtkInformation* info) override;
154
155protected:
156 int TargetDimensions[2];
157 std::string Projection;
158 std::string ProjectionWKT;
159 std::string DomainMetaData;
160 std::string DriverShortName;
161 std::string DriverLongName;
162 std::vector<std::string> Domains;
163 std::vector<std::string> MetaData;
165
166 class vtkGDALRasterReaderInternal;
167 vtkGDALRasterReaderInternal* Impl;
168
169private:
171 void operator=(const vtkGDALRasterReader&) = delete;
172};
173
174#endif // vtkGDALRasterReader_h
Read raster file formats using GDAL.
void DisableAllCellArrays()
The following methods allow selective reading of bands.
void EnableAllCellArrays()
The following methods allow selective reading of bands.
~vtkGDALRasterReader() override
int FillOutputPortInformation(int port, vtkInformation *info) override
These method should be reimplemented by subclasses that have more than a single input or single outpu...
vtkGDALRasterReaderInternal * Impl
void SetCellArrayStatus(const char *name, int status)
The following methods allow selective reading of bands.
std::vector< std::string > GetDomainMetaData(const std::string &domain)
Return domain metadata.
int GetNumberOfCellArrays()
The following methods allow selective reading of bands.
const char * GetCellArrayName(int index)
The following methods allow selective reading of bands.
const std::vector< std::string > & GetMetaData()
Return metadata as reported by GDAL.
const char * GetProjectionString() const
Return proj4 spatial reference.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static vtkGDALRasterReader * New()
int CanReadFile(VTK_FILEPATH const char *fname) override
Is this file supported.
std::vector< std::string > Domains
std::vector< std::string > MetaData
int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
This is called in response to a REQUEST_DATA request from the executive.
vtkIdType GetNumberOfCells()
Return the number of cells that are not set to GDAL NODATA.
const std::string & GetDriverLongName()
Return driver name which was used to read the current data.
const char * GetProjectionWKT() const
Returns WKT spatial reference.
int * GetRasterDimensions()
Get raster width and height in number of pixels (cells)
double GetInvalidValue(size_t bandIndex=0, int *hasNoData=nullptr)
Return the invalid value for a pixel (for blanking purposes) in a specified raster band.
int GetCellArrayStatus(const char *name)
The following methods allow selective reading of bands.
int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector) override
Subclasses can reimplement this method to collect information from their inputs and set information f...
const double * GetGeoCornerPoints()
Return geo-referenced corner points (Upper left, lower left, lower right, upper right)
const std::string & GetDriverShortName()
Return driver name which was used to read the current data.
Superclass of binary file readers.
a simple class to control print indentation
Definition: vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
int vtkIdType
Definition: vtkType.h:332
#define VTK_FILEPATH