aimstil  5.0.5
scalingMapTools.h
Go to the documentation of this file.
1 #ifndef TIL_SCALING_MAP_TOOLS_H
2 #define TIL_SCALING_MAP_TOOLS_H
3 
5 
6 // includes from TIL library
7 #include "til/til_declarations.h"
8 
9 
10 namespace til {
11 
12 
16  template < class TImage1, class TImage2 >
17  ScalingMap<double>
18  getScalingBetween(const TImage1 & from, const TImage2 & to)
19  {
20  allocationCheck(from, to);
21  // To prevent from dividing by zero below
22  if (from.size() == 0)
23  {
24  throw std::invalid_argument("Input image has no elements");
25  }
26  numeric_array<double,3> mulFactor;
27  convert(mulFactor, to.dim());
28  mulFactor /= from.dim();
29  return ScalingMap<double>(mulFactor, 0.5*mulFactor - 0.5);
30  }
31 
32 
33 } // namespace
34 
35 #endif
36 
til::convert
void convert(TTo &x, const TFrom &y)
Definition: functors.h:410
til
Belongs to package Box Do not include directly, include til/Box.h instead.
Definition: Accumulator.h:10
til::getScalingBetween
ScalingMap< double > getScalingBetween(const TImage1 &from, const TImage2 &to)
Computes the mapping that transforms im1 into im2, assuming that they cover exactly the same volume i...
Definition: scalingMapTools.h:18
til_declarations.h
This file contains forward declarations of classes defined in the TIL library.
til::allocationCheck
INLINE void allocationCheck(const TImage &im)
Check whether smart pointer and image are allocated.
Definition: imageTools.h:42
til::numeric_array< double, 3 >