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"
22 #include <vtkTransform.h>
23 #include <vtkImageData.h>
24 #include <vtkImageReslice.h>
27 //--------------------------------------------------------------------
32 //--------------------------------------------------------------------
35 //--------------------------------------------------------------------
41 if (CLITK_EXPERIMENTAL)
42 mTransform = vtkSmartPointer<vtkTransform>::New();
44 //--------------------------------------------------------------------
46 //--------------------------------------------------------------------
51 //--------------------------------------------------------------------
53 //--------------------------------------------------------------------
56 if (CLITK_EXPERIMENTAL)
57 for (unsigned int i = 0; i < mVtkImages.size(); i++)
58 mVtkImageReslice[i]->GetInput(0)->Delete();
60 for (unsigned int i = 0; i < mVtkImages.size(); i++)
61 mVtkImages[i]->Delete();
64 mVtkImageReslice.resize(0);
68 //--------------------------------------------------------------------
71 //--------------------------------------------------------------------
72 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)
84 if (CLITK_EXPERIMENTAL) {
85 mVtkImageReslice.push_back(vtkSmartPointer<vtkImageReslice>::New());
87 mVtkImageReslice.back()->SetInterpolationModeToLinear();
88 mVtkImageReslice.back()->AutoCropOutputOn();
89 mVtkImageReslice.back()->SetBackgroundColor(-1000,-1000,-1000,1);
90 mVtkImageReslice.back()->SetResliceTransform(mTransform);
91 mVtkImageReslice.back()->SetInput(0, image);
92 mVtkImageReslice.back()->Update();
94 mVtkImages.push_back( mVtkImageReslice.back()->GetOutput(0) );
96 mVtkImages.push_back(image);
98 //--------------------------------------------------------------------
100 //--------------------------------------------------------------------
101 int vvImage::GetNumberOfSpatialDimensions()
103 int dim=GetNumberOfDimensions();
104 if (IsTimeSequence())
109 //--------------------------------------------------------------------
111 //--------------------------------------------------------------------
112 int vvImage::GetNumberOfDimensions() const
114 if (mVtkImages.size()) {
117 mVtkImages[0]->GetWholeExtent(extent);
118 if (extent[5] - extent[4] >= 1)
120 if (mVtkImages.size() > 1)
126 //--------------------------------------------------------------------
127 void vvImage::GetScalarRange(double* range)
129 assert(mVtkImages.size());
130 double * temp = mVtkImages[0]->GetScalarRange();
133 for (unsigned int i=1; i<mVtkImages.size(); i++) {
134 temp = mVtkImages[i]->GetScalarRange();
135 if (temp[0] < range[0]) range[0]=temp[0];
136 if (temp[1] > range[1]) range[1]=temp[1];
140 //--------------------------------------------------------------------
141 std::string vvImage::GetScalarTypeAsString()
143 // WARNING VTK pixel type different from ITK Pixel type
144 std::string vtktype = mVtkImages[0]->GetScalarTypeAsString();
145 if (vtktype == "unsigned char") return "unsigned_char";
146 if (vtktype == "unsigned short") return "unsigned_short";
147 if (vtktype == "unsigned int") return "unsigned_int";
150 //--------------------------------------------------------------------
152 //--------------------------------------------------------------------
153 int vvImage::GetNumberOfScalarComponents()
155 return mVtkImages[0]->GetNumberOfScalarComponents();
157 //--------------------------------------------------------------------
159 //--------------------------------------------------------------------
160 int vvImage::GetScalarSize()
162 return mVtkImages[0]->GetScalarSize();
164 //--------------------------------------------------------------------
166 //--------------------------------------------------------------------
167 std::vector<double> vvImage::GetSpacing()
169 std::vector<double> spacing;
170 int dim = this->GetNumberOfDimensions();
171 for (int i = 0; i < dim; i++) {
173 spacing.push_back(mTimeSpacing);
175 spacing.push_back(mVtkImages[0]->GetSpacing()[i]);
179 //--------------------------------------------------------------------
180 std::vector<double> vvImage::GetOrigin() const
182 std::vector<double> origin;
183 int dim = this->GetNumberOfDimensions();
184 for (int i = 0; i < dim; i++) {
186 origin.push_back(mTimeOrigin);
188 origin.push_back(mVtkImages[0]->GetOrigin()[i]);
192 //--------------------------------------------------------------------
194 //--------------------------------------------------------------------
195 std::vector<int> vvImage::GetSize()
197 std::vector<int> size0;
198 int dim = this->GetNumberOfDimensions();
199 for (int i = 0; i < dim; i++) {
201 size0.push_back(mVtkImages.size());
203 size0.push_back(mVtkImages[0]->GetDimensions()[i]);
207 //--------------------------------------------------------------------
209 //--------------------------------------------------------------------
210 unsigned long vvImage::GetActualMemorySize()
212 unsigned long size = 0;
213 for (unsigned int i = 0; i < mVtkImages.size(); i++) {
214 size += mVtkImages[i]->GetActualMemorySize();
218 //--------------------------------------------------------------------
221 //--------------------------------------------------------------------
222 bool vvImage::IsTimeSequence()
224 return mVtkImages.size()>1;
226 //--------------------------------------------------------------------
229 //--------------------------------------------------------------------
230 const std::vector<vtkImageData*>& vvImage::GetVTKImages()
234 //--------------------------------------------------------------------
237 //--------------------------------------------------------------------
238 vtkImageData* vvImage::GetFirstVTKImageData()
240 return mVtkImages[0];
242 //--------------------------------------------------------------------
245 //--------------------------------------------------------------------
246 bool vvImage::IsScalarTypeInteger()
248 assert(mVtkImages.size()> 0);
249 int t = mVtkImages[0]->GetScalarType();
250 return IsScalarTypeInteger(t);
252 //--------------------------------------------------------------------
254 //--------------------------------------------------------------------
255 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 //--------------------------------------------------------------------
274 //--------------------------------------------------------------------
275 vtkSmartPointer<vtkTransform> vvImage::GetTransform()
279 //--------------------------------------------------------------------
281 //--------------------------------------------------------------------
282 void vvImage::SetTransform(vtkSmartPointer<vtkTransform> transform)
284 mTransform = transform;
285 this->UpdateReslice();
287 //--------------------------------------------------------------------
289 //--------------------------------------------------------------------
290 void vvImage::UpdateReslice()
292 for (unsigned int i=0; i<mVtkImageReslice.size(); i++) {
293 mVtkImageReslice[i]->UpdateInformation();
294 mVtkImageReslice[i]->UpdateWholeExtent();
295 mVtkImageReslice[i]->Update();
296 mVtkImageReslice[i]->UpdateInformation();
297 mVtkImageReslice[i]->UpdateWholeExtent();
298 mVtkImageReslice[i]->Update();
301 //--------------------------------------------------------------------
303 #endif // VVIMAGE_CXX