VTK  9.3.1
vtkVolume16Reader.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
42 #ifndef vtkVolume16Reader_h
43 #define vtkVolume16Reader_h
44 
45 #include "vtkIOImageModule.h" // For export macro
46 #include "vtkVolumeReader.h"
47 
48 VTK_ABI_NAMESPACE_BEGIN
49 class vtkTransform;
52 
53 #define VTK_FILE_BYTE_ORDER_BIG_ENDIAN 0
54 #define VTK_FILE_BYTE_ORDER_LITTLE_ENDIAN 1
55 
56 class VTKIOIMAGE_EXPORT vtkVolume16Reader : public vtkVolumeReader
57 {
58 public:
60  void PrintSelf(ostream& os, vtkIndent indent) override;
61 
67  static vtkVolume16Reader* New();
68 
70 
73  vtkSetVector2Macro(DataDimensions, int);
74  vtkGetVectorMacro(DataDimensions, int, 2);
76 
78 
82  vtkSetMacro(DataMask, unsigned short);
83  vtkGetMacro(DataMask, unsigned short);
85 
87 
90  vtkSetMacro(HeaderSize, int);
91  vtkGetMacro(HeaderSize, int);
93 
95 
108  void SetDataByteOrderToBigEndian();
109  void SetDataByteOrderToLittleEndian();
110  int GetDataByteOrder();
111  void SetDataByteOrder(int);
112  const char* GetDataByteOrderAsString();
114 
116 
119  vtkSetMacro(SwapBytes, vtkTypeBool);
120  vtkGetMacro(SwapBytes, vtkTypeBool);
121  vtkBooleanMacro(SwapBytes, vtkTypeBool);
123 
125 
130  virtual void SetTransform(vtkTransform*);
131  vtkGetObjectMacro(Transform, vtkTransform);
133 
137  vtkImageData* GetImage(int ImageNumber) override;
138 
139 protected:
141  ~vtkVolume16Reader() override;
142 
145  int DataDimensions[2];
146  unsigned short DataMask;
150 
151  void TransformSlice(
152  unsigned short* slice, unsigned short* pixels, int k, int dimensions[3], int bounds[6]);
153  void ComputeTransformedDimensions(int dimensions[3]);
154  void ComputeTransformedBounds(int bounds[6]);
155  void ComputeTransformedSpacing(double Spacing[3]);
156  void ComputeTransformedOrigin(double origin[3]);
157  void AdjustSpacingAndOrigin(int dimensions[3], double Spacing[3], double origin[3]);
158  void ReadImage(int ImageNumber, vtkUnsignedShortArray*);
159  void ReadVolume(int FirstImage, int LastImage, vtkUnsignedShortArray*);
160  int Read16BitImage(
161  FILE* fp, unsigned short* pixels, int xsize, int ysize, int skip, int swapBytes);
162 
163 private:
164  vtkVolume16Reader(const vtkVolume16Reader&) = delete;
165  void operator=(const vtkVolume16Reader&) = delete;
166 };
167 
168 VTK_ABI_NAMESPACE_END
169 #endif
read image files
Store vtkAlgorithm input/output information.
virtual vtkImageData * GetImage(int ImageNumber)=0
Other objects make use of this method.
vtkTransform * Transform
describes linear transformations via a 4x4 matrix
Definition: vtkTransform.h:49
int vtkTypeBool
Definition: vtkABI.h:64
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
a simple class to control print indentation
Definition: vtkIndent.h:28
topologically and geometrically regular array of data
Definition: vtkImageData.h:42
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
Subclasses can reimplement this method to collect information from their inputs and set information f...
read 16 bit image files
dynamic, self-adjusting array of unsigned char
unsigned short DataMask
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
This is called in response to a REQUEST_DATA request from the executive.
dynamic, self-adjusting array of unsigned short