+void ReadMHDPlane::Read64lseek(std::string fileNameIn, std::string plane)
+{
+ int slice;
+ int width;
+ width = bbGetInputWidth();
+ if (width<=0 ) { width=1; }
+ slice = bbGetInputSlice();
+ if (slice<0 ) { slice=0; }
+ int dimX=-1,dimY=-1,dimZ=-1;
+ int dim=-1;
+ std::string formattype("VOID");
+ std::string elementdatafile("VOID");
+ float spcX=-1,spcY=-1,spcZ=-1;
+ float ox=-1,oy=-1,oz=-1;
+ long int headersize=0;
+ vtkImageData *newImage=NULL;
+ char mystring[250];
+ char strTmp[30];
+ char strTmp2[30];
+ FILE *ffIn = fopen( fileNameIn.c_str() , "r");
+ long long dataSize;
+ if (ffIn!=NULL)
+ {
+ newImage = vtkImageData::New();
+ while(!feof(ffIn))
+ {
+ strcpy(mystring,"\n");
+ fgets(mystring,250,ffIn);
+ if (strncmp("NDims",mystring,5)==0) { sscanf(mystring,"%s %s %d" ,strTmp, strTmp, &dim); }
+ if (strncmp("DimSize",mystring,6)==0) { sscanf(mystring,"%s %s %d %d %d" ,strTmp, strTmp, &dimX, &dimY,&dimZ); }
+ if (strncmp("ElementType",mystring,11)==0) { sscanf(mystring,"%s %s %s" ,strTmp, strTmp, strTmp2); formattype=strTmp2; }
+ if (strncmp("ElementSpacing",mystring,14)==0) { sscanf(mystring,"%s %s %f %f %f" ,strTmp, strTmp, &spcX,&spcY,&spcZ); }
+ if (strncmp("ElementSize",mystring,11)==0) { sscanf(mystring,"%s %s %f %f %f" ,strTmp, strTmp, &spcX,&spcY,&spcZ); }
+ if (strncmp("Offset",mystring,6)==0) { sscanf(mystring,"%s %s %f %f %f" ,strTmp, strTmp, &ox, &oy, &oz); }
+ if (strncmp("HeaderSize",mystring,10)==0) { sscanf(mystring,"%s %s %ld" ,strTmp, strTmp, &headersize); }
+ if (strncmp("ElementDataFile",mystring,15)==0) { sscanf(mystring,"%s %s %s" ,strTmp, strTmp, strTmp2); elementdatafile=strTmp2; }
+ if (strncmp("ElementType = MET_CHAR",mystring,22)==0) { newImage->SetScalarTypeToChar(); dataSize=sizeof(char); }
+ if (strncmp("ElementType = VTK_CHAR",mystring,22)==0) { newImage->SetScalarTypeToChar(); dataSize=sizeof(char); }
+ if (strncmp("ElementType = MET_UCHAR",mystring,23)==0) { newImage->SetScalarTypeToUnsignedChar(); dataSize=sizeof(unsigned char); }
+ if (strncmp("ElementType = VTK_UNSIGNED_CHAR",mystring,31)==0) { newImage->SetScalarTypeToUnsignedChar(); dataSize=sizeof(unsigned char); }
+ if (strncmp("ElementType = MET_USHORT",mystring,24)==0) { newImage->SetScalarTypeToUnsignedShort(); dataSize=sizeof(unsigned short);}
+ if (strncmp("ElementType = VTK_UNSIGNED_SHORT",mystring,32)==0) { newImage->SetScalarTypeToUnsignedShort(); dataSize=sizeof(unsigned short);}
+ if (strncmp("ElementType = MET_SHORT",mystring,23)==0) { newImage->SetScalarTypeToShort(); dataSize=sizeof(short); }
+ if (strncmp("ElementType = VTK_SHORT",mystring,23)==0) { newImage->SetScalarTypeToShort(); dataSize=sizeof(short); }
+ if (strncmp("ElementType = MET_UINT",mystring,22)==0) { newImage->SetScalarTypeToUnsignedInt(); dataSize=sizeof(unsigned int); }
+ if (strncmp("ElementType = VTK_UNSIGNED_INT",mystring,30)==0) { newImage->SetScalarTypeToUnsignedInt(); dataSize=sizeof(unsigned int); }
+ if (strncmp("ElementType = MET_INT",mystring,21)==0) { newImage->SetScalarTypeToInt(); dataSize=sizeof(int); }
+ if (strncmp("ElementType = VTK_INT",mystring,21)==0) { newImage->SetScalarTypeToInt(); dataSize=sizeof(int); }
+ if (strncmp("ElementType = MET_FLOAT",mystring,23)==0) { newImage->SetScalarTypeToFloat(); dataSize=sizeof(float); }
+ if (strncmp("ElementType = VTK_FLOAT",mystring,23)==0) { newImage->SetScalarTypeToFloat(); dataSize=sizeof(float); }
+ if (strncmp("ElementType = MET_LONG",mystring,22)==0) { newImage->SetScalarTypeToLong(); dataSize=sizeof(long); }
+ if (strncmp("ElementType = VTK_LONG",mystring,22)==0) { newImage->SetScalarTypeToLong(); dataSize=sizeof(long); }
+ if (strncmp("ElementType = MET_DOUBLE",mystring,24)==0) { newImage->SetScalarTypeToDouble(); dataSize=sizeof(double); }
+ if (strncmp("ElementType = VTK_DOUBLE",mystring,24)==0) { newImage->SetScalarTypeToDouble(); dataSize=sizeof(double); }
+ } // while
+ fclose(ffIn);
+ newImage->Initialize();
+ int fd;
+ long long ret;
+ std::size_t found;
+ std::string filename;
+ found = fileNameIn.find_last_of("/\\");
+ filename = fileNameIn.substr(0,found+1) + elementdatafile ;
+ long long pos;
+ long long lsize = dimX*dimY*width *dataSize;
+#if defined(_WIN32)
+ _sopen_s( &fd, filename.c_str(), _O_RDONLY, _SH_DENYNO, 0 );
+#else
+ fd = open ( filename.c_str() , O_RDONLY|O_LARGEFILE );
+#endif // defined(_WIN32)
+ if (fd < 0)
+ {
+ printf("EED ReadMHDPlane::Read64lseek WARNNING! raw file not exist\n");
+ fprintf(stderr, "%s\n", strerror(errno));
+ newImage=CreateDefaultImage();
+// exit(1);
+ }
+ if ((plane=="XY") && (fd>=0))
+ {
+ newImage->SetSpacing( spcX,spcY,spcZ );
+ newImage->SetDimensions( dimX,dimY,width );
+ newImage->SetWholeExtent(0, dimX-1,0,dimY-1,0,width-1 );
+ newImage->SetExtent(0, dimX-1,0,dimY-1,0,width-1 );
+ newImage->SetNumberOfScalarComponents(1);
+ newImage->AllocateScalars();
+ newImage->Update();
+ pos = dimX*dimY*(long long)slice*dataSize;
+#if defined(_WIN32)
+ if (_lseeki64( fd, pos, SEEK_SET ) < 0)
+#else
+ if (lseek64(fd, pos, SEEK_SET) < 0)
+#endif // defined(_WIN32)
+ {
+ printf("EED ReadMHDPlane::Read64lseek \n");
+ fprintf(stderr, "Failed seeking to %lld, %s\n", pos, strerror(errno));
+ exit(1);
+ }
+ if ((ret = read(fd, newImage->GetScalarPointer() , lsize)) < 0)
+ {
+ fprintf(stderr, "Failed reading: %s\n", strerror(errno));
+ exit(1);
+ }
+ } // if PLANE XY
+ if ((plane=="ZX") && (fd>=0))
+ {
+ newImage->SetSpacing( spcX,spcZ,spcY );
+ newImage->SetDimensions( dimX,dimZ,width );
+ newImage->SetWholeExtent(0, dimX-1,0,dimZ-1,0,width-1 );
+ newImage->SetExtent(0, dimX-1,0,dimZ-1,0,width-1 );
+ newImage->SetNumberOfScalarComponents(1);
+ newImage->AllocateScalars();
+ newImage->Update();
+ int iWidth;
+ for (iWidth=0;iWidth<width;iWidth++)
+ {
+ copy_ZX_plane(fd,newImage,slice+iWidth,iWidth,dimX,dimY,dimZ,dataSize);
+ }
+ } // if PLANE XZ
+ if ((plane=="YZ") && (fd>=0))
+ {
+ newImage->SetSpacing( spcY,spcZ,spcX );
+ newImage->SetDimensions( dimY,dimZ,width );
+ newImage->SetWholeExtent(0, dimY-1,0,dimZ-1,0,width-1 );
+ newImage->SetExtent(0, dimY-1,0,dimZ-1,0,width-1 );
+ newImage->SetNumberOfScalarComponents(1);
+ newImage->AllocateScalars();
+ newImage->Update();
+ int iWidth;
+ for (iWidth=0;iWidth<width;iWidth++)
+ {
+ copy_YZ_plane(fd,newImage,slice+iWidth,iWidth,dimX,dimY,dimZ,dataSize);
+ }
+ } // if PLANE YZ
+#if defined(_WIN32)
+ _close (fd);
+#else
+ close (fd);
+#endif // defined(_WIN32)
+ } else {
+ newImage=CreateDefaultImage();
+ } // if ffIn