appli/examples/example_ImageAlgorithmRegionGrow_00.cxx

   1 #include <iostream>
   2 #include <itkImage.h>
   3
   4 #include <fpa/Image/RegionGrow.h>
   5 #include <fpa/Image/Functors/RegionGrowAllBelongsFunction.h>
   6
   7 // -------------------------------------------------------------------------
   8 const unsigned int Dim = 2;
   9 typedef unsigned char TPixel;
  10 typedef itk::Image< TPixel, Dim > TImage;
  11
  12 typedef fpa::Image::RegionGrow< TImage > TFrontAlgorithm;
  13 typedef
  14 fpa::Image::Functors::RegionGrowAllBelongsFunction< TImage >
  15 TMembershipFunction;
  16
  17 // -------------------------------------------------------------------------
  18 int main( int argc, char* argv[] )
  19 {
  20   // Create a dummy image
  21   TImage::SizeType imageSize;
  22   imageSize.Fill( 10 );
  23
  24   TImage::SpacingType imageSpacing;
  25   imageSpacing.Fill( 1 );
  26
  27   TImage::Pointer image = TImage::New( );
  28   image->SetRegions( imageSize );
  29   image->SetSpacing( imageSpacing );
  30   image->Allocate( );
  31   image->FillBuffer( TPixel( 1 ) );
  32
  33   // Seed
  34   TImage::IndexType seed;
  35   seed.Fill( 5 );
  36
  37   // Configure membership function
  38   TMembershipFunction::Pointer membership = TMembershipFunction::New( );
  39
  40   // Configure algorithm
  41   TFrontAlgorithm::Pointer algorithm = TFrontAlgorithm::New( );
  42   algorithm->AddSeed( seed, 0 );
  43   algorithm->SetInput( image );
  44   algorithm->SetNeighborhoodOrder( 1 );
  45   algorithm->SetMembershipFunction( membership );
  46   algorithm->Update( );
  47
  48   return( 0 );
  49 }
  50
  51 // eof - $RCSfile$