GNU Radio Manual and C++ API Reference  3.7.9.2
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py_feval.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2006,2013 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 3, or (at your option)
10  * any later version.
11  *
12  * GNU Radio is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with GNU Radio; see the file COPYING. If not, write to
19  * the Free Software Foundation, Inc., 51 Franklin Street,
20  * Boston, MA 02110-1301, USA.
21  */
22 
23 #ifndef INCLUDED_GR_PY_FEVAL_H
24 #define INCLUDED_GR_PY_FEVAL_H
25 
26 #include <pmt/pmt.h>
27 #include <gnuradio/feval.h>
28 
30  PyGILState_STATE d_gstate;
31 public:
32  ensure_py_gil_state() { d_gstate = PyGILState_Ensure(); }
33  ~ensure_py_gil_state() { PyGILState_Release(d_gstate); }
34 };
35 
36 namespace gr {
37 
39  {
40  public:
41  double calleval(double x)
42  {
43  ensure_py_gil_state _lock;
44  return eval(x);
45  }
46  virtual ~py_feval_dd() {};
47  };
48 
50  {
51  public:
53  {
54  ensure_py_gil_state _lock;
55  return eval(x);
56  }
57  virtual ~py_feval_cc() {};
58  };
59 
61  {
62  public:
63  long calleval(long x)
64  {
65  ensure_py_gil_state _lock;
66  return eval(x);
67  }
68  virtual ~py_feval_ll() {};
69  };
70 
71  class GR_RUNTIME_API py_feval : public feval
72  {
73  public:
74  void calleval()
75  {
76  ensure_py_gil_state _lock;
77  eval();
78  }
79  virtual ~py_feval() {};
80  };
81 
83  {
84  public:
86  {
87  ensure_py_gil_state _lock;
88  eval(x);
89  }
90  virtual ~py_feval_p() {};
91  };
92 
93 } /* namespace gr */
94 
95 #endif /* INCLUDED_GR_PY_FEVAL_H */
gr_complex calleval(gr_complex x)
Definition: py_feval.h:52
long calleval(long x)
Definition: py_feval.h:63
double calleval(double x)
Definition: py_feval.h:41
~ensure_py_gil_state()
Definition: py_feval.h:33
Definition: py_feval.h:29
void calleval()
Definition: py_feval.h:74
Definition: py_feval.h:82
virtual ~py_feval_dd()
Definition: py_feval.h:46
base class for evaluating a function: long -> longThis class is designed to be subclassed in Python o...
Definition: feval.h:104
#define GR_RUNTIME_API
Definition: gnuradio-runtime/include/gnuradio/api.h:30
std::complex< float > gr_complex
Definition: gr_complex.h:27
Include this header to use the message passing features.
Definition: logger.h:131
virtual ~py_feval_cc()
Definition: py_feval.h:57
virtual ~py_feval()
Definition: py_feval.h:79
base class for evaluating a function: void -> voidThis class is designed to be subclassed in Python o...
Definition: feval.h:133
void calleval(pmt::pmt_t x)
Definition: py_feval.h:85
base class for evaluating a function: complex -> complexThis class is designed to be subclassed in Py...
Definition: feval.h:75
virtual ~py_feval_ll()
Definition: py_feval.h:68
Definition: py_feval.h:60
Definition: py_feval.h:71
ensure_py_gil_state()
Definition: py_feval.h:32
base class for evaluating a function: double -> doubleThis class is designed to be subclassed in Pyth...
Definition: feval.h:46
base class for evaluating a function: pmt -> voidThis class is designed to be subclassed in Python or...
Definition: feval.h:162
Definition: py_feval.h:38
boost::intrusive_ptr< pmt_base > pmt_t
typedef for shared pointer (transparent reference counting). See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
Definition: pmt.h:56
virtual ~py_feval_p()
Definition: py_feval.h:90
Definition: py_feval.h:49