STYLE: Replace integer literals which are cast to bool.

Modules/Core/Common/include/itkVertexCell.hxx

@@ -234,7 +234,7 @@ VertexCell< TCellInterface >
       {
       pcoord[0] = -10.0;
       }
-    return 0;
+    return false;
     }
 }
 } // end namespace itk

Modules/Core/Common/src/itkDataObject.cxx

@@ -411,7 +411,7 @@ void
 DataObject
 ::DataHasBeenGenerated()
 {
-  this->m_DataReleased = 0;
+  this->m_DataReleased = false;
   this->Modified();
   this->m_UpdateMTime.Modified();
 }

Modules/Core/Common/src/itkLightProcessObject.cxx

@@ -75,7 +75,7 @@ ::UpdateOutputData()
    * GenerateData this object - we have not aborted yet, and our progress
    * before we start to execute is 0.0.
    */
-  m_AbortGenerateData = 0;
+  m_AbortGenerateData = false;
   m_Progress = 0.0f;
 
   this->GenerateData();

Modules/Core/Common/src/itkObjectFactoryBase.cxx

@@ -908,7 +908,7 @@ ::GetEnableFlag(const char *className, const char *subclassName)
       return ( *i ).second.m_EnabledFlag;
       }
     }
-  return 0;
+  return false;
 }
 
 /**
@@ -923,7 +923,7 @@ ::Disable(const char *className)
 
   for ( auto i = start; i != end; ++i )
     {
-    ( *i ).second.m_EnabledFlag = 0;
+    ( *i ).second.m_EnabledFlag = false;
     }
 }
 

Modules/Core/Common/src/itkOutputWindow.cxx

@@ -38,7 +38,7 @@ OutputWindow::Pointer OutputWindow:: m_Instance = nullptr;
 OutputWindow
 ::OutputWindow()
 {
-  m_PromptUser = 0;
+  m_PromptUser = false;
 }
 
 OutputWindow

Modules/Core/Common/src/itkProcessObject.cxx

@@ -1383,7 +1383,7 @@ ::PropagateResetPipeline()
   // Reset this object.
   //
   // Clear the updating flag.
-  m_Updating = 0;
+  m_Updating = false;
 
   //
   // Loop through the inputs

Modules/Core/Common/test/itkFloodFilledSpatialFunctionTest.cxx

@@ -80,7 +80,7 @@ int itkFloodFilledSpatialFunctionTest(int, char* [])
 
     for(it.GoToBegin(); !it.IsAtEnd(); ++it)
       {
-      it.Set(0);
+      it.Set(false);
       }
 
     // Create and initialize a spatial function
@@ -130,7 +130,7 @@ int itkFloodFilledSpatialFunctionTest(int, char* [])
     // Iterate through the entire image and set interior pixels to 1
     for( sfi.GoToBegin(); !( sfi.IsAtEnd() ); ++sfi)
       {
-      sfi.Set(1);
+      sfi.Set(true);
       }
 
     } // end loop over iterator strategies

Modules/Core/Transform/test/itkAffineTransformTest.cxx

@@ -259,7 +259,7 @@ int itkAffineTransformTest(int, char *[])
     }
 
   /* Compose with an isotropic scaling */
-  aff2->Scale(.3, 1);
+  aff2->Scale(.3, true);
   std::cout << "Result of isotropic scaling:" << std::endl;
   aff2->Print( std::cout );
 
@@ -301,7 +301,7 @@ int itkAffineTransformTest(int, char *[])
     }
 
   /* Compose with a general N-D rotation */
-  aff2->Rotate(0, 1, 0.57, 1);
+  aff2->Rotate(0, 1, 0.57, true);
   std::cout << "Result of general rotation:" << std::endl;
   aff2->Print( std::cout );
 
@@ -321,7 +321,7 @@ int itkAffineTransformTest(int, char *[])
     }
 
   /* Compose with a 2-D rotation */
-  aff2->Rotate(0, 1, -0.57, 1);
+  aff2->Rotate(0, 1, -0.57, true);
   std::cout << "Result of 2-D rotation:" << std::endl;
   aff2->Print( std::cout );
 
@@ -501,7 +501,7 @@ int itkAffineTransformTest(int, char *[])
   axis[0] = .707;
   axis[1] = .707;
   axis[2] = .707;
-  aff3->Rotate3D(axis, 1.0, 1);
+  aff3->Rotate3D(axis, 1.0, true);
   std::cout << "Create and rotate a 3D transform:" << std::endl;
   aff3->Print( std::cout );
 

Modules/Core/Transform/test/itkCenteredAffineTransformTest.cxx

@@ -128,7 +128,7 @@ int itkCenteredAffineTransformTest(int, char *[])
   aff2->Print( std::cout );
 
   /* Compose with an isotropic scaling */
-  aff2->Scale(.3, 1);
+  aff2->Scale(.3, true);
   std::cout << "Result of isotropic scaling:" << std::endl;
   aff2->Print( std::cout );
 
@@ -141,12 +141,12 @@ int itkCenteredAffineTransformTest(int, char *[])
   aff2->Print( std::cout );
 
   /* Compose with a general N-D rotation */
-  aff2->Rotate(0, 1, 0.57, 1);
+  aff2->Rotate(0, 1, 0.57, true);
   std::cout << "Result of general rotation:" << std::endl;
   aff2->Print( std::cout );
 
   /* Compose with a 2-D rotation */
-  aff2->Rotate(0, 1, -0.57, 1);
+  aff2->Rotate(0, 1, -0.57, true);
   std::cout << "Result of 2-D rotation:" << std::endl;
   aff2->Print( std::cout );
 
@@ -214,7 +214,7 @@ int itkCenteredAffineTransformTest(int, char *[])
   axis[0] = .707;
   axis[1] = .707;
   axis[2] = .707;
-  aff3->Rotate3D(axis, 1.0, 1);
+  aff3->Rotate3D(axis, 1.0, true);
   std::cout << "Create and rotate a 3D transform:" << std::endl;
   aff3->Print( std::cout );
 

Modules/IO/BMP/src/itkBMPImageIO.cxx

@@ -25,7 +25,7 @@ namespace itk
 /** Constructor */
 BMPImageIO::BMPImageIO() :
   m_BitMapOffset( 0 ),
-  m_FileLowerLeft( 0 ),
+  m_FileLowerLeft( false ),
   m_Depth( 8 ),
   m_NumberOfColors( 0 ),
   m_ColorPaletteSize( 0 ),
@@ -463,11 +463,11 @@ void BMPImageIO::ReadImageInformation()
   if ( ysize < 0 )
     {
     ysize = -ysize;
-    m_FileLowerLeft = 0;
+    m_FileLowerLeft = false;
     }
   else
     {
-    m_FileLowerLeft = 1;
+    m_FileLowerLeft = true;
     }
 
   this->SetNumberOfDimensions(2);

Modules/IO/BMP/src/itkBMPImageIOFactory.cxx

@@ -26,7 +26,7 @@ BMPImageIOFactory::BMPImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkBMPImageIO",
                           "BMP Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< BMPImageIO >::New() );
 }
 

Modules/IO/BioRad/src/itkBioRadImageIOFactory.cxx

@@ -36,7 +36,7 @@ BioRadImageIOFactory::BioRadImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkBioRadImageIO",
                           "BioRad Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< BioRadImageIO >::New() );
 }
 

Modules/IO/Bruker/src/itkBruker2dseqImageIOFactory.cxx

@@ -35,7 +35,7 @@ Bruker2dseqImageIOFactory::Bruker2dseqImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkBruker2dseqImageIO",
                           "Bruker2dseq Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< Bruker2dseqImageIO >::New() );
 }
 

Modules/IO/DCMTK/src/itkDCMTKFileReader.cxx

@@ -1022,7 +1022,7 @@ ::GetElementUI(const unsigned short group,
                    << "," << entry);
     }
   OFString ofString;
-  if(uiItem->getOFStringArray(ofString,0) != EC_Normal)
+  if(uiItem->getOFStringArray(ofString,false) != EC_Normal)
     {
     DCMTKExceptionOrErrorReturn(<< "Can't get UID Value at tag "
                    << std::hex << group << " " << std::hex

Modules/IO/DCMTK/src/itkDCMTKImageIO.cxx

@@ -49,7 +49,7 @@ DCMTKImageIO::DCMTKImageIO()
   m_UseJPEGCodec = false;
   m_UseJPLSCodec = false;
   m_UseRLECodec  = false;
-  m_DicomImageSetByUser = 0;
+  m_DicomImageSetByUser = false;
 
 
   const char *readExtensions[] =

Modules/IO/DCMTK/src/itkDCMTKImageIOFactory.cxx

@@ -26,7 +26,7 @@ DCMTKImageIOFactory::DCMTKImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkDCMTKImageIO",
                           "DICOM Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< DCMTKImageIO >::New() );
 }
 

Modules/IO/GDCM/src/itkGDCMImageIOFactory.cxx

@@ -26,7 +26,7 @@ GDCMImageIOFactory::GDCMImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkGDCMImageIO",
                           "GDCM Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< GDCMImageIO >::New() );
 }
 

Modules/IO/GE/src/itkGE4ImageIOFactory.cxx

@@ -29,7 +29,7 @@ GE4ImageIOFactory::GE4ImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkGE4ImageIO",
                           "GE4 Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< GE4ImageIO >::New() );
 }
 

Modules/IO/GE/src/itkGE5ImageIOFactory.cxx

@@ -29,7 +29,7 @@ GE5ImageIOFactory::GE5ImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkGE5ImageIO",
                           "GE5 Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< GE5ImageIO >::New() );
 }
 

Modules/IO/GE/src/itkGEAdwImageIOFactory.cxx

@@ -29,7 +29,7 @@ GEAdwImageIOFactory::GEAdwImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkGEAdwImageIO",
                           "GEAdw Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< GEAdwImageIO >::New() );
 }
 

Modules/IO/GIPL/src/itkGiplImageIOFactory.cxx

@@ -26,7 +26,7 @@ GiplImageIOFactory::GiplImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkGiplImageIO",
                           "Gipl Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< GiplImageIO >::New() );
 }
 

Modules/IO/HDF5/src/itkHDF5ImageIOFactory.cxx

@@ -29,7 +29,7 @@ HDF5ImageIOFactory::HDF5ImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkHDF5ImageIO",
                           "HDF5 Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< HDF5ImageIO >::New() );
 }
 

Modules/IO/ImageBase/include/itkImageFileReader.hxx

@@ -528,7 +528,7 @@ ImageFileReader< TOutputImage, ConvertPixelTraits >
       }                                                                 \
     }
 
-  if(0) {}
+  if(false) {}
   ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::UCHAR,unsigned char)
   ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::CHAR,char)
   ITK_CONVERT_BUFFER_IF_BLOCK(ImageIOBase::USHORT,unsigned short)

Modules/IO/ImageBase/test/itkFileFreeImageIOFactory.cxx

@@ -48,7 +48,7 @@ FileFreeImageIOFactory::FileFreeImageIOFactory()
   this->RegisterOverride("itkImageIOBase",
                          "itkFileFreeImageIO",
                          "ImageIO that creates an in-memory file from a text description",
-                         1,
+                         true,
                          CreateObjectFunction<FileFreeImageIO>::New());
 }
 

Modules/IO/ImageBase/test/itkImageFileWriterStreamingPastingCompressingTest1.cxx

@@ -262,14 +262,14 @@ int itkImageFileWriterStreamingPastingCompressingTest1(int argc, char* argv[])
 
   i = 0;
 
-  int retValue =                                         ActualTest(argv[1], argv[2], argv[3], 0, 0, 0, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 0, 0, 1, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 0, 1, 0, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 0, 1, 1, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 1, 0, 0, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 1, 0, 1, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 1, 1, 0, expectException[i++]);
-  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], 1, 1, 1, expectException[i++]);
+  int retValue =                                         ActualTest(argv[1], argv[2], argv[3], false, false, false, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], false, false, true, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], false, true, false, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], false, true, true, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], true, false, false, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], true, false, true, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], true, true, false, expectException[i++]);
+  retValue = (retValue == EXIT_FAILURE) ? EXIT_FAILURE : ActualTest(argv[1], argv[2], argv[3], true, true, true, expectException[i++]);
 
 
   return retValue;

Modules/IO/JPEG/src/itkJPEGImageIOFactory.cxx

@@ -26,7 +26,7 @@ JPEGImageIOFactory::JPEGImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkJPEGImageIO",
                           "JPEG Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< JPEGImageIO >::New() );
 }
 

Modules/IO/JPEG2000/src/itkJPEG2000ImageIOFactory.cxx

@@ -26,7 +26,7 @@ JPEG2000ImageIOFactory::JPEG2000ImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkJPEG2000ImageIO",
                           "JPEG2000 Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< JPEG2000ImageIO >::New() );
 }
 

Modules/IO/LSM/src/itkLSMImageIOFactory.cxx

@@ -36,7 +36,7 @@ LSMImageIOFactory::LSMImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkLSMImageIO",
                           "LSM Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< LSMImageIO >::New() );
 }
 

Modules/IO/MINC/src/itkMINCImageIOFactory.cxx

@@ -26,7 +26,7 @@ MINCImageIOFactory::MINCImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkMINCImageIO",
                           "MINC Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< MINCImageIO >::New() );
 }
 

Modules/IO/MRC/src/itkMRCImageIOFactory.cxx

@@ -36,7 +36,7 @@ MRCImageIOFactory::MRCImageIOFactory()
   this->RegisterOverride( "itkImageIOBase",
                           "itkMRCImageIO",
                           "MRC Image IO",
-                          1,
+                          true,
                           CreateObjectFunction< MRCImageIO >::New() );
 }
 

Modules/IO/Mesh/src/itkFreeSurferAsciiMeshIOFactory.cxx

@@ -34,7 +34,7 @@ ::FreeSurferAsciiMeshIOFactory()
   this->RegisterOverride( "itkMeshIOBase",
                          "itkFreeSurferAsciiMeshIO",
                          "Freesurfer Mesh IO",
-                         1,
+                         true,
                          CreateObjectFunction< FreeSurferAsciiMeshIO >::New() );
 }
 

Modules/IO/Mesh/src/itkFreeSurferBinaryMeshIOFactory.cxx

@@ -34,7 +34,7 @@ ::FreeSurferBinaryMeshIOFactory()
   this->RegisterOverride( "itkMeshIOBase",
                          "itkFreeSurferBinaryMeshIO",
                          "Freesurfer Binary Mesh IO",
-                         1,
+                         true,
                          CreateObjectFunction< FreeSurferBinaryMeshIO >::New() );
 }
 

Modules/IO/Mesh/src/itkGiftiMeshIOFactory.cxx

@@ -34,7 +34,7 @@ ::GiftiMeshIOFactory()
   this->RegisterOverride( "itkMeshIOBase",
                          "itkGiftiMeshIO",
                          "Gifti Mesh IO",
-                         1,
+                         true,
                          CreateObjectFunction< GiftiMeshIO >::New() );
 }