1 /*=========================================================================
2 Program: vv http://www.creatis.insa-lyon.fr/rio/vv
5 - University of LYON http://www.universite-lyon.fr/
6 - Léon Bérard cancer center http://www.centreleonberard.fr
7 - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
9 This software is distributed WITHOUT ANY WARRANTY; without even
10 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11 PURPOSE. See the copyright notices for more information.
13 It is distributed under dual licence
15 - BSD See included LICENSE.txt file
16 - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
17 ===========================================================================**/
25 #include "clitkCommon.h"
28 #include <vtkImageData.h>
29 #include <vtkTransform.h>
30 #include <vtkDataObject.h>
31 #include <vtkStreamingDemandDrivenPipeline.h>
32 #include <vtkInformation.h>
33 #include <vtkVersion.h>
38 //--------------------------------------------------------------------
43 //--------------------------------------------------------------------
46 //--------------------------------------------------------------------
52 mrange[0] = std::numeric_limits<int>::max();;//min
53 mrange[1] = std::numeric_limits<int>::min();;//max
55 //--------------------------------------------------------------------
57 //--------------------------------------------------------------------
62 //--------------------------------------------------------------------
64 //--------------------------------------------------------------------
70 //--------------------------------------------------------------------
72 //--------------------------------------------------------------------
73 void vvImage::AddVtkImage(vtkImageData* input, vtkSmartPointer<vtkTransform> transform)
76 // Note that we're simply adding a new image to the vector.
77 // mItkToVtkConverters is therefore not being updated, but
78 // up to here it's not being used anyway...
80 #if VTK_MAJOR_VERSION <= 5
81 int* extent = input->GetWholeExtent();
83 int* extent = input->GetInformation()->Get(vtkDataObject::DATA_EXTENT());
85 if (extent[4] != extent[5])
87 else if (extent[3] != extent[4])
89 else if (extent[0] != extent[1])
92 mVtkImages.push_back(input);
93 mTransform.push_back(transform);
96 //--------------------------------------------------------------------
98 //--------------------------------------------------------------------
99 int vvImage::GetNumberOfSpatialDimensions()
101 return mImageDimension;
103 //--------------------------------------------------------------------
105 //--------------------------------------------------------------------
106 int vvImage::GetNumberOfDimensions() const
108 if (mVtkImages.size()) {
109 if (IsTimeSequence())
110 return mImageDimension+1;
112 return mImageDimension;
116 //--------------------------------------------------------------------
118 //--------------------------------------------------------------------
119 void vvImage::GetScalarRange(double* range)
124 //--------------------------------------------------------------------
126 //--------------------------------------------------------------------
127 std::string vvImage::GetScalarTypeAsITKString()
129 // WARNING VTK pixel type different from ITK Pixel type
130 std::string vtktype = mVtkImages[0]->GetScalarTypeAsString();
131 if (vtktype == "unsigned char") return "unsigned_char";
132 if (vtktype == "unsigned short") return "unsigned_short";
133 if (vtktype == "unsigned int") return "unsigned_int";
136 //--------------------------------------------------------------------
138 //--------------------------------------------------------------------
139 int vvImage::GetNumberOfScalarComponents()
141 return mVtkImages[0]->GetNumberOfScalarComponents();
143 //--------------------------------------------------------------------
145 //--------------------------------------------------------------------
146 int vvImage::GetScalarSize()
148 return mVtkImages[0]->GetScalarSize();
150 //--------------------------------------------------------------------
152 //--------------------------------------------------------------------
153 std::vector<double> vvImage::GetSpacing()
155 std::vector<double> spacing;
156 int dim = this->GetNumberOfDimensions();
157 for (int i = 0; i < dim; i++) {
159 spacing.push_back(mTimeSpacing);
161 spacing.push_back(mVtkImages[0]->GetSpacing()[i]);
165 //--------------------------------------------------------------------
166 std::vector<double> vvImage::GetOrigin() const
168 std::vector<double> origin;
169 int dim = this->GetNumberOfDimensions();
170 for (int i = 0; i < dim; i++) {
172 origin.push_back(mTimeOrigin);
174 origin.push_back(mVtkImages[0]->GetOrigin()[i]);
178 //--------------------------------------------------------------------
180 //--------------------------------------------------------------------
181 std::vector<int> vvImage::GetSize()
183 std::vector<int> size0;
184 int dim = this->GetNumberOfDimensions();
185 for (int i = 0; i < dim; i++) {
187 size0.push_back(mVtkImages.size());
189 size0.push_back(mVtkImages[0]->GetDimensions()[i]);
193 //--------------------------------------------------------------------
195 //--------------------------------------------------------------------
196 unsigned long vvImage::GetActualMemorySize()
198 unsigned long size = 0;
199 for (unsigned int i = 0; i < mVtkImages.size(); i++) {
200 size += mVtkImages[i]->GetActualMemorySize()*1024;
204 //--------------------------------------------------------------------
207 //--------------------------------------------------------------------
208 bool vvImage::IsTimeSequence() const
210 return mVtkImages.size()>1;
212 //--------------------------------------------------------------------
215 //--------------------------------------------------------------------
216 const std::vector<vtkImageData*>& vvImage::GetVTKImages()
220 //--------------------------------------------------------------------
222 //--------------------------------------------------------------------
223 vtkImageData* vvImage::GetFirstVTKImageData()
225 return mVtkImages[0];
227 //--------------------------------------------------------------------
229 //--------------------------------------------------------------------
230 bool vvImage::IsScalarTypeInteger()
232 assert(mVtkImages.size()> 0);
233 int t = mVtkImages[0]->GetScalarType();
234 return IsScalarTypeInteger(t);
236 //--------------------------------------------------------------------
238 //--------------------------------------------------------------------
239 bool vvImage::IsScalarTypeInteger(int t)
241 if ((t == VTK_BIT) ||
243 (t == VTK_UNSIGNED_CHAR) ||
245 (t == VTK_UNSIGNED_SHORT) ||
247 (t == VTK_UNSIGNED_INT) ||
249 (t == VTK_UNSIGNED_LONG)) {
255 //--------------------------------------------------------------------
257 //--------------------------------------------------------------------
258 const std::vector< vtkSmartPointer<vtkTransform> >& vvImage::GetTransform()
260 return this->mTransform;
262 //--------------------------------------------------------------------
265 //--------------------------------------------------------------------
266 void vvImage::InitializeTransform()
268 for (int i = 0; i < mTransform.size(); i++)
269 mTransform[i]->Identity();
271 //--------------------------------------------------------------------
274 //--------------------------------------------------------------------
275 std::vector< std::vector<double> > vvImage::GetDirection()
277 int dim = this->GetNumberOfDimensions();
278 vtkSmartPointer<vtkTransform> transform = vtkSmartPointer<vtkTransform>::New();
279 transform->Identity();
280 for (int i = 0; i < mTransform.size(); i++)
281 transform->Concatenate(this->mTransform[i]);
283 vtkSmartPointer<vtkMatrix4x4> matrix = transform->GetMatrix();
285 std::vector<std::vector<double> > direction0;
286 for (int i = 0; i < dim; i++) {
288 std::vector<double> direction1;
289 for (int j = 0; j < dim; j++) {
291 #if VTK_MAJOR_VERSION <= 6
292 direction1.push_back((*matrix)[i][j]);
294 direction1.push_back((*matrix).GetElement(i,j));
297 direction0.push_back(direction1);
302 //--------------------------------------------------------------------
306 //--------------------------------------------------------------------
307 bool vvImage::HaveSameSizeAndSpacingThan(vvImage * other)
310 for(int i=0; i<GetNumberOfDimensions(); i++) {
311 if ( GetSize()[i] != other->GetSize()[i]) same = false;
312 if ( GetSpacing()[i] != other->GetSpacing()[i]) same = false;
316 //--------------------------------------------------------------------
317 itk::MetaDataDictionary* vvImage::GetFirstMetaDataDictionary()
319 return mDictionary[0];
321 //--------------------------------------------------------------------
324 #endif // VVIMAGE_CXX