Jpp  18.2.1-ARCA-DF-PATCH
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JPolynome.cc
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1 #include <string>
2 #include <iostream>
3 #include <iomanip>
4 
5 #include "JMath/JPolynome.hh"
6 
7 #include "Jeep/JParser.hh"
8 #include "Jeep/JMessage.hh"
9 
10 
11 /**
12  * \file
13  *
14  * Example program to test polynome.
15  * \author mdejong
16  */
17 int main(int argc, char **argv)
18 {
19  using namespace std;
20  using namespace JPP;
21 
22  JPolynome f1;
23  double precision;
24  int debug;
25 
26  try {
27 
28  JParser<> zap("Example program to test polynome.");
29 
30  zap['P'] = make_field(f1);
31  zap['e'] = make_field(precision) = numeric_limits<double>::min();
32  zap['d'] = make_field(debug) = 3;
33 
34  zap(argc, argv);
35  }
36  catch(const exception &error) {
37  FATAL(error.what() << endl);
38  }
39 
40  ASSERT(!f1.empty());
41 
42  DEBUG("polynome: " << f1 << endl);
43  DEBUG("derivative: " << f1.getDerivative() << endl);
44  DEBUG("integral: " << f1.getIntegral() << endl);
45  DEBUG("polynome: " << f1.getDerivative().getIntegral() << endl);
46  DEBUG("polynome: " << f1.getIntegral().getDerivative() << endl);
47 
48  ASSERT(f1.equals(f1.getIntegral().getDerivative(), precision));
49 
50  return 0;
51 }
Utility class to parse command line options.
Definition: JParser.hh:1514
int main(int argc, char *argv[])
Definition: Main.cc:15
const JPolynome f1(1.0, 2.0, 3.0)
Function.
#define ASSERT(A,...)
Assert macro.
Definition: JMessage.hh:90
double getDerivative(const double x) const
Derivative value.
Definition: JPolynome.hh:252
#define make_field(A,...)
macro to convert parameter to JParserTemplateElement object
Definition: JParser.hh:1989
General purpose messaging.
double getIntegral(const double x) const
Integral value.
Definition: JPolynome.hh:276
#define FATAL(A)
Definition: JMessage.hh:67
Utility class to parse command line options.
int debug
debug level
#define DEBUG(A)
Message macros.
Definition: JMessage.hh:62
bool equals(const JPolynome_t &P, const double eps=std::numeric_limits< double >::min()) const
Equality.
Definition: JPolynome.hh:47