DGtal  1.3.beta
testDGtalGMP.cpp
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1 
30 #include <iostream>
32 #include "DGtal/base/Common.h"
33 #include "DGtal/io/boards/Board2D.h"
34 #include "DGtal/kernel/SpaceND.h"
35 #include "DGtal/geometry/curves/ArithmeticalDSSComputer.h"
36 #include "DGtal/geometry/curves/FreemanChain.h"
37 #include "DGtal/geometry/curves/GreedySegmentation.h"
38 #include "DGtal/kernel/domains/HyperRectDomain.h"
39 #include "DGtal/images/ImageContainerBySTLVector.h"
40 
42 
43 using namespace std;
44 using namespace DGtal;
45 
47 // Functions for testing class DGtalBIGINTEGER.
49 
54 {
55  unsigned int nbok = 0;
56  unsigned int nb = 0;
57 
58  trace.beginBlock ( "BIGINTEGER linking test..." );
59 
60  DGtal::BigInteger a, b, c;
61 
62  a = 1234;
63  b = "-5678";
64  c = a+b;
65  trace.info() << "sum is " << c << "\n";
66  trace.info() << "absolute value is " << abs(c) << "\n";
67 
68  nbok += (abs(c)==4444) ? 1 : 0;
69  nb++;
70  trace.info() << "(" << nbok << "/" << nb << ") "
71  << "true == true" << std::endl;
72  trace.endBlock();
73 
74  return nbok == nb;
75 }
76 
77 
83 {
84  unsigned int nbok = 0;
85  unsigned int nb = 0;
86 
87  trace.beginBlock ( "BIGINTEGER Space test..." );
88 
89  //This space is weird...
90  typedef SpaceND<2, DGtal::BigInteger> Space2;
91  typedef Space2::Point Point;
92  typedef Space2::Point::Coordinate Coordinate;
94 
95  DGtal::BigInteger a, b, c;
96 
97  a = 1234;
98  b = "-5678";
99  Point p(a,b);
100 
102 
103  // Construct the Freeman chain
104  std::stringstream ss(stringstream::in | stringstream::out);
105  ss << "31 16 11121212121212212121212212122122222322323233323333333323333323303330330030300000100010010010001000101010101111" << endl;
106  Contour theContour( ss );
107 
108  Point p1( 0, 0 );
109  Point p2( 31, 31 );
110 
111  trace.info() <<"p2.norm()= "<< p2.norm()<<endl;
112 
113  Domain domain( p1, p2 );
114  Board2D aBoard;
115  aBoard << SetMode( domain.className(), "Grid" )
116  << domain
117  << theContour;
118 
119  aBoard.saveSVG("testgmpcontour.svg");
120 
121 
122  nbok += true ? 1 : 0;
123  nb++;
124  trace.info() << "(" << nbok << "/" << nb << ") "
125  << "true == true" << std::endl;
126  trace.endBlock();
127 
128  return nbok == nb;
129 }
130 
132 // Standard services - public :
133 
134 int main( int argc, char** argv )
135 {
136  trace.beginBlock ( "Testing class DGtalBIGINTEGER" );
137  trace.info() << "Args:";
138  for ( int i = 0; i < argc; ++i )
139  trace.info() << " " << argv[ i ];
140  trace.info() << endl;
141 
142  bool res = testDGtalBIGINTEGER() && testBIGINTEGERSpace(); // && ... other tests
143  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
144  trace.endBlock();
145  return res ? 0 : 1;
146 }
147 // //
DGtal::BigInteger
mpz_class BigInteger
Multi-precision integer with GMP implementation.
Definition: BasicTypes.h:79
DGtal::HyperRectDomain
Aim: Parallelepidec region of a digital space, model of a 'CDomain'.
Definition: HyperRectDomain.h:99
DGtal::Trace::endBlock
double endBlock()
DGtal::Trace::emphase
std::ostream & emphase()
DGtal::trace
Trace trace
Definition: Common.h:154
DGtal::FreemanChain
Definition: FreemanChain.h:113
DGtal::HyperRectDomain::className
std::string className() const
DGtal::Trace::beginBlock
void beginBlock(const std::string &keyword="")
main
int main(int argc, char **argv)
Definition: testDGtalGMP.cpp:134
DGtal::SpaceND
Definition: SpaceND.h:95
DGtal::Trace::info
std::ostream & info()
DGtal
DGtal is the top-level namespace which contains all DGtal functions and types.
Domain
HyperRectDomain< Space > Domain
Definition: testSimpleRandomAccessRangeFromPoint.cpp:44
testDGtalBIGINTEGER
bool testDGtalBIGINTEGER()
Definition: testDGtalGMP.cpp:53
LibBoard::Board::saveSVG
void saveSVG(const char *filename, PageSize size=Board::BoundingBox, double margin=10.0) const
Definition: Board.cpp:1012
Contour
FreemanChain< int > Contour
Definition: testCombinDSS.cpp:59
DGtal::Board2D
Aim: This class specializes a 'Board' class so as to display DGtal objects more naturally (with <<)....
Definition: Board2D.h:70
testBIGINTEGERSpace
bool testBIGINTEGERSpace()
Definition: testDGtalGMP.cpp:82
domain
Domain domain
Definition: testProjection.cpp:88
DGtal::SetMode
Modifier class in a Board2D stream. Useful to choose your own mode for a given class....
Definition: Board2D.h:247
Point
MyPointD Point
Definition: testClone2.cpp:383