CppADCodeGen  2.4.3
A C++ Algorithmic Differentiation Package with Source Code Generation
base_float.hpp
1 #ifndef CPPAD_CG_BASE_FLOAT_INCLUDED
2 #define CPPAD_CG_BASE_FLOAT_INCLUDED
3 /* --------------------------------------------------------------------------
4  * CppADCodeGen: C++ Algorithmic Differentiation with Source Code Generation:
5  * Copyright (C) 2015 Ciengis
6  *
7  * CppADCodeGen is distributed under multiple licenses:
8  *
9  * - Eclipse Public License Version 1.0 (EPL1), and
10  * - GNU General Public License Version 3 (GPL3).
11  *
12  * EPL1 terms and conditions can be found in the file "epl-v10.txt", while
13  * terms and conditions for the GPL3 can be found in the file "gpl3.txt".
14  * ----------------------------------------------------------------------------
15  * Author: Joao Leal
16  */
17 
18 namespace CppAD {
19 
23 template <>
24 class numeric_limits<cg::CG<float> > {
25 public:
26 
27  static cg::CG<float> epsilon() {
28  return std::numeric_limits<float>::epsilon();
29  }
30 
31  static cg::CG<float> min() {
32  return std::numeric_limits<float>::min();
33  }
34 
35  static cg::CG<float> max() {
36  return std::numeric_limits<float>::max();
37  }
38 
39  static cg::CG<float> quiet_NaN() {
40  return std::numeric_limits<float>::quiet_NaN();
41  }
42 
43  static const int digits10
44  = std::numeric_limits<float>::digits10;
45 };
46 
50 template <>
51 inline cg::CG<float> epsilon<cg::CG<float> >() {
52  return std::numeric_limits<float>::epsilon();
53 }
54 
58 inline cg::CG<float> azmul(const cg::CG<float>& left,
59  const cg::CG<float>& right) {
60  cg::CG<float> zero(0.0);
61  if (left == zero)
62  return zero;
63  return left * right;
64 }
65 // CPPAD_AZMUL(cg::CG<float>)
66 
67 } // END CppAD namespace
68 
69 #endif
70 
CppAD
Definition: abstract_atomic_fun.hpp:19
CppAD::cg::CG
Definition: cg.hpp:29
CppAD::azmul
cg::CG< double > azmul(const cg::CG< double > &x, const cg::CG< double > &y)
Definition: base_double.hpp:58