DGtal  0.9.3
testPointListReader.cpp
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1 
30 #include <iostream>
32 #include "DGtal/base/Common.h"
33 #include "DGtal/io/readers/PointListReader.h"
34 #include "DGtal/helpers/StdDefs.h"
35 #include "DGtal/geometry/curves/FreemanChain.h"
36 
37 #include "ConfigTest.h"
38 
40 
41 using namespace std;
42 using namespace DGtal;
43 
44 
46 // Functions for testing class PointListReader.
48 
53 {
54  unsigned int nbok = 0;
55  unsigned int nb = 0;
56 
57  trace.beginBlock ( "Testing reading point list ..." );
58  std::string filename = testPath + "samples/pointList1.pl";
59  std::vector<unsigned int> vectPos;
60  vectPos.push_back(1);
61  vectPos.push_back(2);
62  vector<Z2i::Point> vectPoints = PointListReader<Z2i::Point>::getPointsFromFile(filename,
63  vectPos);
64  for(unsigned int k=0;k < vectPoints.size(); k++){
65  trace.info() << " pt: "<< vectPoints.at(k)<< endl;
66  }
67  nbok += (vectPoints.size()==4) ? 1 : 0;
68  nb++;
69  trace.info() << "(" << nbok << "/" << nb << ") "<< std::endl;
70  trace.endBlock();
71 
72  trace.beginBlock ( "Testing reading freemanchain ..." );
73  std::string filenameFC = testPath + "samples/freemanChainSample.fc";
74  std::vector< FreemanChain< int > > vectFC = PointListReader< Z2i::Point>:: getFreemanChainsFromFile<int> (filenameFC);
75  for(unsigned int i=0; i< vectFC.size(); i++){
76  FreemanChain<int> fc = vectFC.at(i);
77  trace.info() << "Freeman chain " << i << ": " << fc.x0 << " " << fc.y0 << " " << fc.chain << endl;
78  }
79  nbok += (vectFC.size()==5) ? 1 : 0;
80  nb++;
81  trace.endBlock();
82 
83  trace.beginBlock ( "Testing reading 3D polygons (one each line)..." );
84  std::string filenamePoly = testPath + "samples/polygons.dat";
85  std::vector< std::vector< Z3i::Point > > vectPolygons = PointListReader< Z3i::Point >::getPolygonsFromFile(filenamePoly);
86  for(unsigned int i=0; i< vectPolygons.size(); i++){
87  std::vector< Z3i::Point > aPolygon = vectPolygons.at(i);
88  trace.info() << "Polygon " << i << ": " ;
89  for(unsigned int j =0; j <aPolygon.size(); j++){
90  trace.info()<< "Point :" << aPolygon.at(j);
91  }
92  trace.info()<< std::endl;
93  }
94  nbok += (vectPolygons.at(0).size()==2 && vectPolygons.at(1).size()==2 && vectPolygons.at(0).at(0)==Z3i::Point(1,2,3)
95  && vectPolygons.at(0).at(1)==Z3i::Point(4,5,6) && vectPolygons.at(1).at(0)==Z3i::Point(0,0,10)
96  && vectPolygons.at(1).at(1)==Z3i::Point(0,5,5)) ? 1 : 0;
97  nb++;
98  trace.endBlock();
99 
100  trace.beginBlock ( "Testing reading 2D polygons (one each line)..." );
101 
102  std::vector< std::vector< Z2i::Point > > vectPolygons2D = PointListReader< Z2i::Point >::getPolygonsFromFile(filenamePoly);
103  for(unsigned int i=0; i< vectPolygons2D.size(); i++){
104  std::vector< Z2i::Point > aPolygon2D = vectPolygons2D.at(i);
105  trace.info() << "Polygon " << i << ": " ;
106  for(unsigned int j =0; j <aPolygon2D.size(); j++){
107  trace.info()<< "Point :" << aPolygon2D.at(j);
108  }
109  trace.info()<< std::endl;
110  }
111  nbok += (vectPolygons2D.at(0).size()==3 && vectPolygons2D.at(1).size()==3 && vectPolygons2D.at(0).at(0)==Z2i::Point(1,2)
112  && vectPolygons2D.at(0).at(1)==Z2i::Point(3,4) && vectPolygons2D.at(0).at(2)==Z2i::Point(5,6)
113  && vectPolygons2D.at(1).at(0)==Z2i::Point(0,0) && vectPolygons2D.at(1).at(1)==Z2i::Point(10, 0)
114  && vectPolygons2D.at(1).at(2)==Z2i::Point(5,5)) ? 1 : 0;
115 
116  nb++;
117  trace.endBlock();
118 
119  return nbok == nb;
120 }
121 
123 // Standard services - public :
124 
125 int main( int argc, char** argv )
126 {
127  trace.beginBlock ( "Testing class PointListReader" );
128  trace.info() << "Args:";
129  for ( int i = 0; i < argc; ++i )
130  trace.info() << " " << argv[ i ];
131  trace.info() << endl;
132 
133 
134  bool res = testPointListReader(); // && ... other tests
135  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
136  trace.endBlock();
137  return res ? 0 : 1;
138 }
139 // //
void beginBlock(const std::string &keyword="")
Trace trace
Definition: Common.h:137
STL namespace.
double endBlock()
bool testPointListReader()
int main(int argc, char **argv)
std::ostream & emphase()
Aim: Implements method to read a set of points represented in each line of a file.
DGtal is the top-level namespace which contains all DGtal functions and types.
MyPointD Point
Definition: testClone2.cpp:383
std::ostream & info()