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Geant4/examples/extended/medical/DICOM/dicomReader/src/DicomVFileImage.cc

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Diff markup

Differences between /examples/extended/medical/DICOM/dicomReader/src/DicomVFileImage.cc (Version 11.3.0) and /examples/extended/medical/DICOM/dicomReader/src/DicomVFileImage.cc (Version 10.7.p2)


  1 //                                                  1 //
  2 // *******************************************      2 // ********************************************************************
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 24 // *******************************************     24 // ********************************************************************
 25 //                                                 25 //
 26 #include "DicomVFileImage.hh"                      26 #include "DicomVFileImage.hh"
 27                                                << 
 28 #include "DicomFileStructure.hh"                   27 #include "DicomFileStructure.hh"
 29 #include "DicomROI.hh"                             28 #include "DicomROI.hh"
 30 #include "dcmtk/dcmdata/dcdeftag.h"            <<  29 
                                                   >>  30 #include "G4GeometryTolerance.hh"
                                                   >>  31 
 31 #include "dcmtk/dcmdata/dcfilefo.h"                32 #include "dcmtk/dcmdata/dcfilefo.h"
                                                   >>  33 #include "dcmtk/dcmdata/dcdeftag.h"
 32 #include "dcmtk/dcmdata/dcpixel.h"                 34 #include "dcmtk/dcmdata/dcpixel.h"
 33 #include "dcmtk/dcmdata/dcpixseq.h"            << 
 34 #include "dcmtk/dcmdata/dcpxitem.h"                35 #include "dcmtk/dcmdata/dcpxitem.h"
                                                   >>  36 #include "dcmtk/dcmdata/dcpixseq.h"
 35 #include "dcmtk/dcmrt/drtimage.h"                  37 #include "dcmtk/dcmrt/drtimage.h"
 36                                                    38 
 37 #include "G4GeometryTolerance.hh"              << 
 38                                                << 
 39 #include <set>                                     39 #include <set>
 40                                                    40 
 41 //....oooOO0OOooo........oooOO0OOooo........oo     41 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 42 DicomVFileImage::DicomVFileImage()                 42 DicomVFileImage::DicomVFileImage()
 43 {                                                  43 {
 44   theFileMgr = DicomFileMgr::GetInstance();        44   theFileMgr = DicomFileMgr::GetInstance();
 45 }                                                  45 }
 46                                                    46 
 47 //....oooOO0OOooo........oooOO0OOooo........oo     47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 48 DicomVFileImage::DicomVFileImage(DcmDataset* d     48 DicomVFileImage::DicomVFileImage(DcmDataset* dset) : DicomVFile(dset)
 49 {                                                  49 {
 50   theFileMgr = DicomFileMgr::GetInstance();        50   theFileMgr = DicomFileMgr::GetInstance();
 51 }                                                  51 }
 52                                                    52 
                                                   >>  53 
 53 //....oooOO0OOooo........oooOO0OOooo........oo     54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
 54 void DicomVFileImage::ReadData()                   55 void DicomVFileImage::ReadData()
 55 {                                                  56 {
 56   std::vector<double> dImagePositionPatient =  <<  57   std::vector<double> dImagePositionPatient = Read1Data(theDataset, DCM_ImagePositionPatient,3);
 57   fLocation = dImagePositionPatient[2];            58   fLocation = dImagePositionPatient[2];
 58   std::vector<double> dSliceThickness = Read1D     59   std::vector<double> dSliceThickness = Read1Data(theDataset, DCM_SliceThickness, 1);
 59   std::vector<double> dPixelSpacing = Read1Dat     60   std::vector<double> dPixelSpacing = Read1Data(theDataset, DCM_PixelSpacing, 2);
 60                                                    61 
 61   std::vector<double> dRows = Read1Data(theDat     62   std::vector<double> dRows = Read1Data(theDataset, DCM_Rows, 1);
 62   std::vector<double> dColumns = Read1Data(the     63   std::vector<double> dColumns = Read1Data(theDataset, DCM_Columns, 1);
 63   fNoVoxelsY = dRows[0];                       <<  64   fNoVoxelY = dRows[0];
 64   fNoVoxelsX = dColumns[0];                    <<  65   fNoVoxelX = dColumns[0];
 65   fNoVoxelsZ = 1;                              <<  66   fNoVoxelZ = 1;
 66                                                <<  67   
 67   fMinX = dImagePositionPatient[0];  // center <<  68   fMinX = dImagePositionPatient[0]; // center of upper corner of pixel?
 68   fMaxX = dImagePositionPatient[0] + dColumns[ <<  69   fMaxX = dImagePositionPatient[0]+dColumns[0]*dPixelSpacing[0];
 69                                                    70 
 70   fMinY = dImagePositionPatient[1];                71   fMinY = dImagePositionPatient[1];
 71   fMaxY = dImagePositionPatient[1] + dRows[0]  <<  72   fMaxY = dImagePositionPatient[1]+dRows[0]*dPixelSpacing[1];
 72                                                <<  73   
 73   fMinZ = dImagePositionPatient[2] - dSliceThi <<  74   fMinZ = dImagePositionPatient[2]-dSliceThickness[0]/2.;
 74   fMaxZ = dImagePositionPatient[2] + dSliceThi <<  75   fMaxZ = dImagePositionPatient[2]+dSliceThickness[0]/2.;
 75   fVoxelDimX = dPixelSpacing[0];                   76   fVoxelDimX = dPixelSpacing[0];
 76   fVoxelDimY = dPixelSpacing[1];                   77   fVoxelDimY = dPixelSpacing[1];
 77   fVoxelDimZ = dSliceThickness[0];                 78   fVoxelDimZ = dSliceThickness[0];
 78                                                    79 
 79   if (DicomFileMgr::verbose >= debugVerb)      <<  80   if( DicomFileMgr::verbose >= debugVerb ) G4cout << " DicomVFileImage::ReadData:  fNoVoxel " 
 80     G4cout << " DicomVFileImage::ReadData:  fN <<  81        << fNoVoxelX << " " << fNoVoxelY << " " << fNoVoxelZ << G4endl;
 81            << fNoVoxelsZ << G4endl;            <<  82   if( DicomFileMgr::verbose >= debugVerb ) G4cout << " DicomVFileImage::ReadData:  fMin " 
 82   if (DicomFileMgr::verbose >= debugVerb)      <<  83        << fMinX << " " << fMinY << " " << fMinZ << G4endl;
 83     G4cout << " DicomVFileImage::ReadData:  fM <<  84   if( DicomFileMgr::verbose >= debugVerb ) G4cout << " DicomVFileImage::ReadData:  fMax " 
 84            << G4endl;                          <<  85        << fMaxX << " " << fMaxY << " " << fMaxZ << G4endl;
 85   if (DicomFileMgr::verbose >= debugVerb)      <<  86   if( DicomFileMgr::verbose >= debugVerb ) G4cout << " DicomVFileImage::ReadData:  fVoxelDim " 
 86     G4cout << " DicomVFileImage::ReadData:  fM <<  87        << fVoxelDimX << " " << fVoxelDimY << " " << fVoxelDimZ << G4endl;
 87            << G4endl;                          <<  88      
 88   if (DicomFileMgr::verbose >= debugVerb)      << 
 89     G4cout << " DicomVFileImage::ReadData:  fV << 
 90            << fVoxelDimZ << G4endl;            << 
 91                                                << 
 92   std::vector<double> dImageOrientationPatient     89   std::vector<double> dImageOrientationPatient =
 93     Read1Data(theDataset, DCM_ImageOrientation <<  90    Read1Data(theDataset, DCM_ImageOrientationPatient,6);
 94   fOrientationRows = G4ThreeVector(dImageOrien <<  91   fOrientationRows = G4ThreeVector(dImageOrientationPatient[0],dImageOrientationPatient[1],
 95                                    dImageOrien <<  92    dImageOrientationPatient[2]);
 96   fOrientationColumns = G4ThreeVector(dImageOr <<  93   fOrientationColumns = G4ThreeVector(dImageOrientationPatient[3],dImageOrientationPatient[4],
 97                                       dImageOr <<  94    dImageOrientationPatient[5]);
 98                                                <<  95 
 99   if (fOrientationRows != G4ThreeVector(1, 0,  <<  96   if( fOrientationRows != G4ThreeVector(1,0,0)
100     G4cerr << " OrientationRows " << fOrientat <<  97       || fOrientationColumns != G4ThreeVector(0,1,0) ) {
                                                   >>  98     G4cerr << " OrientationRows " << fOrientationRows << " OrientationColumns " 
101            << fOrientationColumns << G4endl;       99            << fOrientationColumns << G4endl;
102     G4Exception("DicomVFileImage::ReadData", " << 100     G4Exception("DicomVFileImage::ReadData",
103                 "OrientationRows must be (1,0, << 101                 "DFCT0002",
104                 "GAMOS authors");              << 102                 JustWarning,
                                                   >> 103    "OrientationRows must be (1,0,0) and OrientationColumns (0,1,0), please contact GAMOS authors");
105   }                                               104   }
106   fBitAllocated = Read1Data(theDataset, DCM_Bi    105   fBitAllocated = Read1Data(theDataset, DCM_BitsAllocated, 1)[0];
107   if (DicomFileMgr::verbose >= 4) G4cout << "  << 106   if( DicomFileMgr::verbose >= 4 ) G4cout << " BIT ALLOCATED " << fBitAllocated << G4endl; 
108                                                   107 
109   std::vector<double> dRescaleSlope = Read1Dat    108   std::vector<double> dRescaleSlope = Read1Data(theDataset, DCM_RescaleSlope, 1);
110   if (dRescaleSlope.size() == 1) {             << 109   if( dRescaleSlope.size() == 1 ) {
111     fRescaleSlope = dRescaleSlope[0];             110     fRescaleSlope = dRescaleSlope[0];
112   }                                            << 111   } else {
113   else {                                       << 
114     fRescaleSlope = 1;                            112     fRescaleSlope = 1;
115   }                                               113   }
116   std::vector<double> dRescaleIntercept = Read    114   std::vector<double> dRescaleIntercept = Read1Data(theDataset, DCM_RescaleIntercept, 1);
117   if (dRescaleIntercept.size() == 1) {         << 115   if( dRescaleIntercept.size() == 1 ) {
118     fRescaleIntercept = dRescaleIntercept[0];     116     fRescaleIntercept = dRescaleIntercept[0];
119   }                                            << 117   } else {
120   else {                                       << 
121     fRescaleIntercept = 1;                        118     fRescaleIntercept = 1;
122   }                                               119   }
123                                                << 120   
124   ReadPixelData();                                121   ReadPixelData();
125 }                                                 122 }
126                                                   123 
                                                   >> 124 
127 //....oooOO0OOooo........oooOO0OOooo........oo    125 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
128 void DicomVFileImage::ReadPixelData()             126 void DicomVFileImage::ReadPixelData()
129 {                                                 127 {
130   //  READING THE PIXELS :                        128   //  READING THE PIXELS :
131   OFCondition result = EC_Normal;                 129   OFCondition result = EC_Normal;
132   //---- CHECK IF DATA IS COMPRESSED              130   //---- CHECK IF DATA IS COMPRESSED
133   DcmElement* element = NULL;                     131   DcmElement* element = NULL;
134   result = theDataset->findAndGetElement(DCM_P    132   result = theDataset->findAndGetElement(DCM_PixelData, element);
135   if (result.bad() || element == NULL) {          133   if (result.bad() || element == NULL) {
136     G4Exception("ReadData", "findAndGetElement << 134     G4Exception("ReadData",
                                                   >> 135                 "findAndGetElement(DCM_PixelData, ",
                                                   >> 136                 FatalException,
137                 ("Element PixelData not found:    137                 ("Element PixelData not found: " + G4String(result.text())).c_str());
138   }                                               138   }
139   DcmPixelData* dpix = NULL;                   << 139   DcmPixelData *dpix = NULL;
140   dpix = OFstatic_cast(DcmPixelData*, element)    140   dpix = OFstatic_cast(DcmPixelData*, element);
141   // If we have compressed data, we must utili    141   // If we have compressed data, we must utilize DcmPixelSequence
142   //   in order to access it in raw format, e.    142   //   in order to access it in raw format, e. g. for decompressing it
143   //   with an external library.                  143   //   with an external library.
144   DcmPixelSequence* dseq = NULL;               << 144   DcmPixelSequence *dseq = NULL;
145   E_TransferSyntax xferSyntax = EXS_Unknown;      145   E_TransferSyntax xferSyntax = EXS_Unknown;
146   const DcmRepresentationParameter* rep = NULL << 146   const DcmRepresentationParameter *rep = NULL;
147   // Find the key that is needed to access the    147   // Find the key that is needed to access the right representation of the data within DCMTK
148   dpix->getOriginalRepresentationKey(xferSynta    148   dpix->getOriginalRepresentationKey(xferSyntax, rep);
149   // Access original data representation and g    149   // Access original data representation and get result within pixel sequence
150   result = dpix->getEncapsulatedRepresentation    150   result = dpix->getEncapsulatedRepresentation(xferSyntax, rep, dseq);
151   if (result == EC_Normal)  // COMPRESSED DATA << 151   if ( result == EC_Normal ) // COMPRESSED DATA
152   {                                               152   {
153     G4Exception("DicomVFileImage::ReadData()", << 153     G4Exception("DicomVFileImage::ReadData()",
                                                   >> 154                 "DFCT004",
                                                   >> 155                 FatalException,
154                 "Compressed pixel data is not     156                 "Compressed pixel data is not supported");
155                                                << 157     
156     if (DicomFileMgr::verbose >= debugVerb)    << 158     if( DicomFileMgr::verbose >= debugVerb ) G4cout 
157       G4cout << " DicomVFileImage::ReadData:   << 159        << " DicomVFileImage::ReadData:  result == EC_Normal Reading compressed data " << std::endl;
158              << std::endl;                     << 
159     DcmPixelItem* pixitem = NULL;                 160     DcmPixelItem* pixitem = NULL;
160     // Access first frame (skipping offset tab    161     // Access first frame (skipping offset table)
161     for (int ii = 1; ii < 2; ii++) {           << 162     for( int ii = 1; ii < 2; ii++ ) {
162       OFCondition cond = dseq->getItem(pixitem << 163       OFCondition cond =  dseq->getItem(pixitem, ii);
163       if (!cond.good()) break;                 << 164       if( !cond.good()) break;
164       G4cout << ii << " PIX LENGTH " << pixite    165       G4cout << ii << " PIX LENGTH " << pixitem->getLength() << G4endl;
165     }                                             166     }
166     if (pixitem == NULL) {                        167     if (pixitem == NULL) {
167       G4Exception("ReadData", "dseq->getItem() << 168              G4Exception("ReadData",
168                   "No DcmPixelItem in DcmPixel << 169                     "dseq->getItem()",
                                                   >> 170                     FatalException,
                                                   >> 171                     "No DcmPixelItem in DcmPixelSequence");
169     }                                             172     }
170     Uint8* pixData = NULL;                        173     Uint8* pixData = NULL;
171     // Get the length of this pixel item          174     // Get the length of this pixel item
172     // (i.e. fragment, i.e. most of the time,     175     // (i.e. fragment, i.e. most of the time, the lenght of the frame)
173     Uint32 length = pixitem->getLength();         176     Uint32 length = pixitem->getLength();
174     if (length == 0) {                            177     if (length == 0) {
175       G4Exception("ReadData", "pixitem->getLen << 178          G4Exception("ReadData",
                                                   >> 179                     "pixitem->getLength()",
                                                   >> 180                     FatalException,
                                                   >> 181                     "PixelData empty");
176     }                                             182     }
177                                                   183 
178     if (DicomFileMgr::verbose >= debugVerb)    << 184     if( DicomFileMgr::verbose >= debugVerb ) G4cout 
179       G4cout << " DicomVFileImage::ReadData:   << 185             << " DicomVFileImage::ReadData:  number of pixels " << length << G4endl;
180     // Finally, get the compressed data for th    186     // Finally, get the compressed data for this pixel item
181     result = pixitem->getUint8Array(pixData);     187     result = pixitem->getUint8Array(pixData);
182   }                                            << 188   } else { // UNCOMPRESSED DATA
183   else {  // UNCOMPRESSED DATA                 << 189     if(fBitAllocated == 8) { // Case 8 bits :
184     if (fBitAllocated == 8) {  // Case 8 bits  << 
185       Uint8* pixData = NULL;                      190       Uint8* pixData = NULL;
186       if (!(element->getUint8Array(pixData)).g << 191       if(! (element->getUint8Array(pixData)).good() ) {
187         G4Exception("ReadData", "getUint8Array << 192         G4Exception("ReadData",
                                                   >> 193                     "getUint8Array pixData, ",
                                                   >> 194                     FatalException,
188                     ("PixelData not found: " +    195                     ("PixelData not found: " + G4String(result.text())).c_str());
189       }                                           196       }
190       for (int ir = 0; ir < fNoVoxelsY; ir++)  << 197       for( int ir = 0; ir < fNoVoxelY; ir++ ) {
191         for (int ic = 0; ic < fNoVoxelsX; ic++ << 198         for( int ic = 0; ic < fNoVoxelX; ic++ ) {
192           fHounsfieldV.push_back(pixData[ic +  << 199           fHounsfieldV.push_back(pixData[ic+ir*fNoVoxelX]*fRescaleSlope + fRescaleIntercept);
193         }                                         200         }
194       }                                           201       }
195     }                                          << 202     } else if(fBitAllocated == 16) { // Case 16 bits :
196     else if (fBitAllocated == 16) {  // Case 1 << 
197       Uint16* pixData = NULL;                     203       Uint16* pixData = NULL;
198       if (!(element->getUint16Array(pixData)). << 204       if(! (element->getUint16Array(pixData)).good() ) {
199         G4Exception("ReadData", "getUint16Arra << 205         G4Exception("ReadData",
                                                   >> 206                     "getUint16Array pixData, ",
                                                   >> 207                     FatalException,
200                     ("PixelData not found: " +    208                     ("PixelData not found: " + G4String(result.text())).c_str());
201       }                                           209       }
202       for (int ir = 0; ir < fNoVoxelsY; ir++)  << 210       for( int ir = 0; ir < fNoVoxelY; ir++ ) {
203         for (int ic = 0; ic < fNoVoxelsX; ic++ << 211         for( int ic = 0; ic < fNoVoxelX; ic++ ) {
204           fHounsfieldV.push_back(pixData[ic +  << 212           fHounsfieldV.push_back(pixData[ic+ir*fNoVoxelX]*fRescaleSlope + fRescaleIntercept);
205         }                                         213         }
206       }                                           214       }
207     }                                          << 215     } else if(fBitAllocated == 32) { // Case 32 bits :
208     else if (fBitAllocated == 32) {  // Case 3 << 
209       Uint32* pixData = NULL;                     216       Uint32* pixData = NULL;
210       if (!(element->getUint32Array(pixData)). << 217       if(! (element->getUint32Array(pixData)).good() ) {
211         G4Exception("ReadData", "getUint32Arra << 218         G4Exception("ReadData",
                                                   >> 219                     "getUint32Array pixData, ",
                                                   >> 220                     FatalException,
212                     ("PixelData not found: " +    221                     ("PixelData not found: " + G4String(result.text())).c_str());
213       }                                           222       }
214       for (int ir = 0; ir < fNoVoxelsY; ir++)  << 223       for( int ir = 0; ir < fNoVoxelY; ir++ ) {
215         for (int ic = 0; ic < fNoVoxelsX; ic++ << 224         for( int ic = 0; ic < fNoVoxelX; ic++ ) {
216           fHounsfieldV.push_back(pixData[ic +  << 225           fHounsfieldV.push_back(pixData[ic+ir*fNoVoxelX]*fRescaleSlope + fRescaleIntercept);
217         }                                         226         }
218       }                                           227       }
219     }                                             228     }
220   }                                            << 229   }  
                                                   >> 230    
221 }                                                 231 }
222                                                   232 
223 //....oooOO0OOooo........oooOO0OOooo........oo    233 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
224 void DicomVFileImage::operator+=(const DicomVF << 234 void DicomVFileImage::operator+=( const DicomVFileImage& rhs )
225 {                                                 235 {
226   *this = *this + rhs;                            236   *this = *this + rhs;
227 }                                                 237 }
228                                                   238 
229 //....oooOO0OOooo........oooOO0OOooo........oo    239 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
230 DicomVFileImage DicomVFileImage::operator+(con << 240 DicomVFileImage DicomVFileImage::operator+( const DicomVFileImage& rhs )
231 {                                                 241 {
232   //----- Check that both slices has the same     242   //----- Check that both slices has the same dimensions
233   if (fNoVoxelsX != rhs.GetNoVoxelsX() || fNoV << 243   if( fNoVoxelX != rhs.GetNoVoxelX()
                                                   >> 244       || fNoVoxelY != rhs.GetNoVoxelY() ) {
234     G4cerr << "DicomVFileImage error adding tw    245     G4cerr << "DicomVFileImage error adding two slice headers:\
235         !!! Different number of voxels: "         246         !!! Different number of voxels: "
236            << "  X= " << fNoVoxelsX << " =? "  << 247            << "  X= " << fNoVoxelX << " =? " << rhs.GetNoVoxelX()
237            << " =? " << rhs.GetNoVoxelsY() <<  << 248            << "  Y=  " << fNoVoxelY << " =? " << rhs.GetNoVoxelY()
                                                   >> 249            << "  Z=  " << fNoVoxelZ << " =? " << rhs.GetNoVoxelZ()
238            << G4endl;                             250            << G4endl;
239     G4Exception("DicomVFileImage::DicomVFileIm << 251     G4Exception("DicomVFileImage::DicomVFileImage",
                                                   >> 252                 "",FatalErrorInArgument,"");
240   }                                               253   }
241   //----- Check that both slices has the same     254   //----- Check that both slices has the same extensions
242   if (fMinX != rhs.GetMinX() || fMaxX != rhs.G << 255   if( fMinX != rhs.GetMinX() || fMaxX != rhs.GetMaxX()
243       || fMaxY != rhs.GetMaxY())               << 256       || fMinY != rhs.GetMinY() || fMaxY != rhs.GetMaxY() ) {
244   {                                            << 
245     G4cerr << "DicomVFileImage error adding tw    257     G4cerr << "DicomVFileImage error adding two slice headers:\
246         !!! Different extensions: "               258         !!! Different extensions: "
247            << "  Xmin= " << fMinX << " =? " << << 259            << "  Xmin= " << fMinX << " =? " << rhs.GetMinX()
248            << rhs.GetMaxX() << "  Ymin= " << f << 260            << "  Xmax= " << fMaxX << " =? " << rhs.GetMaxX()
249            << " =? " << rhs.GetMaxY() << G4end << 261            << "  Ymin= " << fMinY << " =? " << rhs.GetMinY()
250     G4Exception("DicomVFileImage::operator+",  << 262            << "  Ymax= " << fMaxY << " =? " << rhs.GetMaxY()
                                                   >> 263            << G4endl;
                                                   >> 264     G4Exception("DicomVFileImage::operator+","",
                                                   >> 265                 FatalErrorInArgument,"");
251   }                                               266   }
252                                                   267 
253   //----- Check that both slices has the same     268   //----- Check that both slices has the same orientations
254   if (fOrientationRows != rhs.GetOrientationRo << 269   if( fOrientationRows != rhs.GetOrientationRows() ||
255       || fOrientationColumns != rhs.GetOrienta << 270       fOrientationColumns != rhs.GetOrientationColumns() ) {
256   {                                            << 
257     G4cerr << "DicomVFileImage error adding tw    271     G4cerr << "DicomVFileImage error adding two slice headers: !!!\
258         Slices have different orientations "      272         Slices have different orientations "
259            << "  Orientation Rows = " << fOrie << 273            << "  Orientation Rows = " << fOrientationRows << " & " << rhs.GetOrientationRows() 
260            << "  Orientation Columns " << fOri << 274            << "  Orientation Columns " << fOrientationColumns << " & " 
261            << rhs.GetOrientationColumns() << G    275            << rhs.GetOrientationColumns() << G4endl;
262     G4Exception("DicomVFileImage::operator+",  << 276     G4Exception("DicomVFileImage::operator+","",
                                                   >> 277                 FatalErrorInArgument,"");
263   }                                               278   }
264                                                << 279  
265   //----- Check that the slices are contiguous    280   //----- Check that the slices are contiguous in Z
266   if (std::fabs(fMinZ - rhs.GetMaxZ()) > G4Geo << 281   if( std::fabs( fMinZ - rhs.GetMaxZ() ) >
267       && std::fabs(fMaxZ - rhs.GetMinZ())      << 282       G4GeometryTolerance::GetInstance()->GetRadialTolerance() &&
268            > G4GeometryTolerance::GetInstance( << 283       std::fabs( fMaxZ - rhs.GetMinZ() ) >
269   {                                            << 284       G4GeometryTolerance::GetInstance()->GetRadialTolerance() ){
270     G4cerr << "DicomVFileImage error adding tw    285     G4cerr << "DicomVFileImage error adding two slice headers: !!!\
271         Slices are not contiguous in Z "          286         Slices are not contiguous in Z "
272            << "  Zmin= " << fMinZ << " & " <<  << 287            << "  Zmin= " << fMinZ << " & " << rhs.GetMinZ()
273            << rhs.GetMaxZ() << G4endl;         << 288            << "  Zmax= " << fMaxZ << " & " << rhs.GetMaxZ()
274     G4Exception("DicomVFileImage::operator+",  << 289            << G4endl;
                                                   >> 290     G4Exception("DicomVFileImage::operator+","",
                                                   >> 291                 JustWarning,"");
275   }                                               292   }
276                                                << 293   
277   //----- Build slice header copying first one    294   //----- Build slice header copying first one
278   DicomVFileImage temp(*this);                 << 295   DicomVFileImage temp( *this );
279                                                << 296   
280   //----- Add data from second slice header       297   //----- Add data from second slice header
281   temp.SetMinZ(std::min(fMinZ, rhs.GetMinZ())) << 298   temp.SetMinZ( std::min( fMinZ, rhs.GetMinZ() ) );
282   temp.SetMaxZ(std::max(fMaxZ, rhs.GetMaxZ())) << 299   temp.SetMaxZ( std::max( fMaxZ, rhs.GetMaxZ() ) );
283   temp.SetNoVoxelsZ(fNoVoxelsZ + rhs.GetNoVoxe << 300   temp.SetNoVoxelZ( fNoVoxelZ + rhs.GetNoVoxelZ() );
284                                                << 301   
285   return temp;                                    302   return temp;
286 }                                                 303 }
287                                                   304 
288 //....oooOO0OOooo........oooOO0OOooo........oo    305 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
289 void DicomVFileImage::DumpHeaderToTextFile(std    306 void DicomVFileImage::DumpHeaderToTextFile(std::ofstream& fout)
290 {                                                 307 {
291   if (DicomFileMgr::verbose >= warningVerb)    << 308    if( DicomFileMgr::verbose >= warningVerb ) G4cout << fLocation << " DumpHeaderToTextFile " 
292     G4cout << fLocation << " DumpHeaderToTextF << 309         << fFileName << " " << fHounsfieldV.size() << G4endl;
293            << G4endl;                          << 
294                                                   310 
295   G4String fName = fFileName.substr(0, fFileNa << 311   G4String fName = fFileName.substr(0,fFileName.length()-3) + "g4dcm";
296   std::ofstream out(fName.c_str());               312   std::ofstream out(fName.c_str());
297                                                   313 
298   if (DicomFileMgr::verbose >= warningVerb)    << 314    if( DicomFileMgr::verbose >= warningVerb ) G4cout 
299     G4cout << "### DicomVFileImage::Dumping Z  << 315         << "### DicomVFileImage::Dumping Z Slice header to Text file " << G4endl;
300                                                   316 
301   G4int fCompress = theFileMgr->GetCompression    317   G4int fCompress = theFileMgr->GetCompression();
302   fout << fNoVoxelsX / fCompress << " " << fNo << 318   fout << fNoVoxelX/fCompress << " " << fNoVoxelY/fCompress << " " << fNoVoxelZ << std::endl;
303   fout << fMinX << " " << fMaxX << std::endl;     319   fout << fMinX << " " << fMaxX << std::endl;
304   fout << fMinY << " " << fMaxY << std::endl;     320   fout << fMinY << " " << fMaxY << std::endl;
305   fout << fMinZ << " " << fMaxZ << std::endl;     321   fout << fMinZ << " " << fMaxZ << std::endl;
                                                   >> 322 
306 }                                                 323 }
307                                                   324 
308 //....oooOO0OOooo........oooOO0OOooo........oo    325 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
309 void DicomVFileImage::Print(std::ostream& out) << 326 void DicomVFileImage::Print(std::ostream& out )
310 {                                                 327 {
311   G4int fCompress = theFileMgr->GetCompression    328   G4int fCompress = theFileMgr->GetCompression();
312   out << "@@ CT Slice " << fLocation << G4endl    329   out << "@@ CT Slice " << fLocation << G4endl;
313                                                   330 
314   out << "@ NoVoxels " << fNoVoxelsX / fCompre << 331   out << "@ NoVoxels " << fNoVoxelX/fCompress << " " << fNoVoxelY/fCompress << " " 
315       << fNoVoxelsZ << G4endl;                 << 332       << fNoVoxelZ << G4endl;
316   out << "@ DIM X: " << fMinX << " " << fMaxX  << 333   out << "@ DIM X: " << fMinX << " " << fMaxX
317       << " " << fMaxZ << G4endl;               << 334       << " Y: " << fMinY << " " << fMaxY
                                                   >> 335       << " Z: " << fMinZ << " " << fMaxZ << G4endl;
318 }                                                 336 }
                                                   >> 337 
319                                                   338