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alg_mirror.hh
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5 // Copyright (C) 2003-2010 by the IPLT authors
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20 
21 #ifndef IMG_ALG_TRANSFORM_MIRROR_HH
22 #define IMG_ALG_TRANSFORM_MIRROR_HH
23 
24 #include <ost/img/image_state.hh>
25 #include <ost/img/value_util.hh>
27 namespace ost { namespace img { namespace alg {
28 
30  MirrorFnc(): planes_(0) {}
31  MirrorFnc(int p): planes_(p) {}
32 
33 
34  template <typename T, class D>
35  ImageStateBasePtr VisitState(const ImageStateImpl<T,D>& in_state) const {
36  boost::shared_ptr<ImageStateImpl<T,D> > out_state(new ImageStateImpl<T,D>(in_state.GetExtent().Mirror(this->planes_),in_state.GetSampling()));
37 
38  for(ExtentIterator it(in_state.GetExtent()); !it.AtEnd(); ++it) {
39  Point p(it);
40  out_state->Value(p.Mirror(this->planes_))=in_state.Value(p);
41  }
42 
43  return out_state;
44  }
45 
46  static String GetAlgorithmName() {return "Mirror";}
47 private:
48  int planes_;
49 };
50 
51 typedef ImageStateConstModOPAlgorithm<MirrorFnc> Mirror;
52 
53 }}} // ns
54 
55 // no template instantiation needed for completely inlined algorithm
56 
57 #endif
std::string String
Definition: base.hh:54
#define DLLEXPORT_IMG_ALG
static String GetAlgorithmName()
Definition: alg_mirror.hh:46
ImageStateConstModOPAlgorithm< MirrorFnc > Mirror
Definition: alg_mirror.hh:51
bool AtEnd() const
Returns true if iterator has reached end.
ImageStateBasePtr VisitState(const ImageStateImpl< T, D > &in_state) const
Definition: alg_mirror.hh:35
Point Mirror(int planes)
return mirror point according to planes
boost::shared_ptr< ImageStateBase > ImageStateBasePtr
class encapsulating 1D to 3D point
Definition: point.hh:43