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://oncora1.lyon.fnclcc.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 ======================================================================-====*/
21 #include "clitkCommon.h"
23 #include <vtkImageData.h>
24 #include <vtkImageReslice.h>
28 //--------------------------------------------------------------------
32 //--------------------------------------------------------------------
35 //--------------------------------------------------------------------
36 void vvImage::Init() {
39 if (CLITK_EXPERIMENTAL)
41 mVtkImageReslice = vtkSmartPointer<vtkImageReslice>::New();
42 mVtkImageReslice->SetInterpolationModeToLinear();
43 mVtkImageReslice->AutoCropOutputOn();
46 //--------------------------------------------------------------------
49 //--------------------------------------------------------------------
53 //--------------------------------------------------------------------
56 //--------------------------------------------------------------------
57 void vvImage::Reset() {
58 if (CLITK_EXPERIMENTAL)
60 for (unsigned int i = 0; i < mVtkImages.size(); i++)
61 mVtkImages[i] = (vtkImageData*)mVtkImageReslice->GetInput(i);
62 mVtkImageReslice->RemoveAllInputs();
64 for (unsigned int i = 0; i < mVtkImages.size(); i++)
65 mVtkImages[i]->Delete();
69 //--------------------------------------------------------------------
72 //--------------------------------------------------------------------
73 void vvImage::SetImage(std::vector< vtkImageData* > images) {
75 for (unsigned int i = 0; i < images.size(); i++)
78 //--------------------------------------------------------------------
81 //--------------------------------------------------------------------
82 void vvImage::AddImage(vtkImageData* image) {
83 if (CLITK_EXPERIMENTAL)
85 mVtkImageReslice->SetInput(mVtkImages.size(), image);
86 mVtkImageReslice->Update();
87 mVtkImages.push_back( mVtkImageReslice->GetOutput( mVtkImages.size() ) );
90 mVtkImages.push_back(image);
92 //--------------------------------------------------------------------
95 //--------------------------------------------------------------------
96 int vvImage::GetNumberOfSpatialDimensions() {
97 int dim=GetNumberOfDimensions();
103 //--------------------------------------------------------------------
106 //--------------------------------------------------------------------
107 int vvImage::GetNumberOfDimensions() const {
108 if (mVtkImages.size())
112 mVtkImages[0]->GetWholeExtent(extent);
113 if (extent[5] - extent[4] >= 1)
115 if (mVtkImages.size() > 1)
121 //--------------------------------------------------------------------
124 //--------------------------------------------------------------------
125 void vvImage::GetScalarRange(double* range)
127 assert(mVtkImages.size());
128 double * temp = mVtkImages[0]->GetScalarRange();
129 range[0]=temp[0];range[1]=temp[1];
130 for (unsigned int i=1;i<mVtkImages.size();i++)
132 temp = mVtkImages[i]->GetScalarRange();
133 if (temp[0] < range[0]) range[0]=temp[0];
134 if (temp[1] > range[1]) range[1]=temp[1];
137 //--------------------------------------------------------------------
140 //--------------------------------------------------------------------
141 std::string vvImage::GetScalarTypeAsString() {
142 // WARNING VTK pixel type different from ITK Pixel type
143 std::string vtktype = mVtkImages[0]->GetScalarTypeAsString();
144 if (vtktype == "unsigned char") return "unsigned_char";
145 if (vtktype == "unsigned short") return "unsigned_short";
146 if (vtktype == "unsigned int") return "unsigned_int";
149 //--------------------------------------------------------------------
152 //--------------------------------------------------------------------
153 int vvImage::GetNumberOfScalarComponents() {
154 return mVtkImages[0]->GetNumberOfScalarComponents();
156 //--------------------------------------------------------------------
159 //--------------------------------------------------------------------
160 int vvImage::GetScalarSize() {
161 return mVtkImages[0]->GetScalarSize();
163 //--------------------------------------------------------------------
166 //--------------------------------------------------------------------
167 std::vector<double> vvImage::GetSpacing() {
168 std::vector<double> spacing;
169 int dim = this->GetNumberOfDimensions();
170 for (int i = 0; i < dim; i++)
173 spacing.push_back(mTimeSpacing);
175 spacing.push_back(mVtkImages[0]->GetSpacing()[i]);
179 //--------------------------------------------------------------------
182 //--------------------------------------------------------------------
183 std::vector<double> vvImage::GetOrigin() const {
184 std::vector<double> origin;
185 int dim = this->GetNumberOfDimensions();
186 for (int i = 0; i < dim; i++)
189 origin.push_back(mTimeOrigin);
191 origin.push_back(mVtkImages[0]->GetOrigin()[i]);
195 //--------------------------------------------------------------------
198 //--------------------------------------------------------------------
199 std::vector<int> vvImage::GetSize() {
200 std::vector<int> size0;
201 int dim = this->GetNumberOfDimensions();
202 for (int i = 0; i < dim; i++)
205 size0.push_back(mVtkImages.size());
207 size0.push_back(mVtkImages[0]->GetDimensions()[i]);
211 //--------------------------------------------------------------------
214 //--------------------------------------------------------------------
215 unsigned long vvImage::GetActualMemorySize() {
216 unsigned long size = 0;
217 for (unsigned int i = 0; i < mVtkImages.size(); i++) {
218 size += mVtkImages[i]->GetActualMemorySize();
222 //--------------------------------------------------------------------
225 //--------------------------------------------------------------------
226 bool vvImage::IsTimeSequence() {
227 return mVtkImages.size()>1;
229 //--------------------------------------------------------------------
232 //--------------------------------------------------------------------
233 const std::vector<vtkImageData*>& vvImage::GetVTKImages() {
236 //--------------------------------------------------------------------
239 //--------------------------------------------------------------------
240 vtkImageData* vvImage::GetFirstVTKImageData() {
241 return mVtkImages[0];
243 //--------------------------------------------------------------------
246 //--------------------------------------------------------------------
247 bool vvImage::IsScalarTypeInteger() {
248 assert(mVtkImages.size()> 0);
249 int t = mVtkImages[0]->GetScalarType();
250 return IsScalarTypeInteger(t);
252 //--------------------------------------------------------------------
255 //--------------------------------------------------------------------
256 bool vvImage::IsScalarTypeInteger(int t) {
257 if ((t == VTK_BIT) ||
259 (t == VTK_UNSIGNED_CHAR) ||
261 (t == VTK_UNSIGNED_SHORT) ||
263 (t == VTK_UNSIGNED_INT) ||
265 (t == VTK_UNSIGNED_LONG)) {
272 //--------------------------------------------------------------------
275 //--------------------------------------------------------------------
276 void vvImage::SetTransform(vtkAbstractTransform *transform)
278 mVtkImageReslice->SetResliceTransform(transform);
280 //--------------------------------------------------------------------
282 #endif // VVIMAGE_CXX