Cyclops Tensor Framework
parallel arithmetic on multidimensional arrays
scalar.h
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1 #ifndef __SCALAR_H__
2 #define __SCALAR_H__
3 namespace CTF {
4 
12  template <typename dtype=double>
13  class Scalar : public Tensor<dtype> {
14  public:
20  Scalar(World & wrld=get_universe(),
21  CTF_int::algstrct const & sr=Ring<dtype>());
22 
29  Scalar(dtype val,
30  World & wrld=get_universe(),
31  CTF_int::algstrct const & sr=Ring<dtype>());
32 
36  dtype get_val();
37 
41  void set_val(dtype val);
42 
46  operator dtype() { return get_val(); }
47 
48  Scalar<dtype> & operator=(const Scalar<dtype> & A);
49 
50  };
51 
55 }
56 #include "scalar.cxx"
57 #endif
CTF::Ring
Ring class defined by a datatype and addition and multiplicaton functions addition must have an ident...
Definition: ring.h:18
CTF::Scalar::get_val
dtype get_val()
returns scalar value
Definition: src/interface/scalar.cxx:28
CTF::World
an instance of the CTF library (world) on a MPI communicator
Definition: world.h:19
CTF_int::tensor::wrld
CTF::World * wrld
distributed processor context on which tensor is defined
Definition: untyped_tensor.h:70
CTF::Scalar
Scalar class which encapsulates a 0D tensor.
Definition: scalar.h:13
CTF_int::tensor::sr
algstrct * sr
algstrct on which tensor elements and operations are defined
Definition: untyped_tensor.h:72
CTF::Scalar::operator=
Scalar< dtype > & operator=(const Scalar< dtype > &A)
Definition: src/interface/scalar.cxx:49
CTF::get_universe
World & get_universe()
Definition: world.cxx:309
CTF::Scalar::set_val
void set_val(dtype val)
sets scalar value
Definition: src/interface/scalar.cxx:39
CTF_int::algstrct
algstrct (algebraic structure) defines the elementwise operations computed in each tensor contraction...
Definition: algstrct.h:34
CTF
Definition: apsp.cxx:17
CTF::Tensor
an instance of a tensor within a CTF world
Definition: tensor.h:74
CTF::Scalar::Scalar
Scalar(World &wrld=get_universe(), CTF_int::algstrct const &sr=Ring< dtype >())
constructor for a scalar
Definition: src/interface/scalar.cxx:7