test/lp_test.cc
author athos
Thu, 26 May 2005 12:16:16 +0000
changeset 1436 e0beb94d08bf
parent 1390 9c8e464ed940
child 1437 2a3f3448ced1
permissions -rw-r--r--
_copyLp(), _newLp() implemented.
alpar@1390
     1
#include<lemon/lp_skeleton.h>
alpar@1390
     2
ladanyi@1387
     3
#ifdef HAVE_CONFIG_H
ladanyi@1387
     4
#include <config.h>
ladanyi@1387
     5
#endif
ladanyi@1387
     6
ladanyi@1387
     7
#ifdef HAVE_GLPK
ladanyi@1387
     8
#include <lemon/lp_glpk.h>
ladanyi@1387
     9
#elif HAVE_CPLEX
ladanyi@1387
    10
#include <lemon/lp_cplex.h>
ladanyi@1387
    11
#endif
alpar@1254
    12
alpar@1254
    13
using namespace lemon;
alpar@1254
    14
ladanyi@1387
    15
#ifdef HAVE_GLPK
ladanyi@1387
    16
typedef LpGlpk LpDefault;
ladanyi@1387
    17
#elif HAVE_CPLEX
ladanyi@1387
    18
typedef LpCplex LpDefault;
ladanyi@1387
    19
#endif
ladanyi@1387
    20
alpar@1263
    21
void lpTest(LpSolverBase & lp)
alpar@1254
    22
{
alpar@1263
    23
  typedef LpSolverBase LP;
alpar@1256
    24
alpar@1309
    25
  std::vector<LP::Col> x(10);
alpar@1309
    26
  //  for(int i=0;i<10;i++) x.push_back(lp.addCol());
alpar@1309
    27
  lp.addColSet(x);
alpar@1256
    28
alpar@1256
    29
  std::vector<LP::Col> y(10);
alpar@1256
    30
  lp.addColSet(y);
alpar@1256
    31
alpar@1256
    32
  std::map<int,LP::Col> z;
alpar@1256
    33
  
alpar@1256
    34
  z.insert(std::make_pair(12,INVALID));
alpar@1256
    35
  z.insert(std::make_pair(2,INVALID));
alpar@1256
    36
  z.insert(std::make_pair(7,INVALID));
alpar@1256
    37
  z.insert(std::make_pair(5,INVALID));
alpar@1256
    38
  
alpar@1256
    39
  lp.addColSet(z);
alpar@1256
    40
alpar@1256
    41
alpar@1272
    42
  LP::Expr e,f,g;
alpar@1272
    43
  LP::Col p1,p2,p3,p4,p5;
alpar@1272
    44
  LP::Constr c;
alpar@1272
    45
  
alpar@1272
    46
  e[p1]=2;
alpar@1272
    47
  e.constComp()=12;
alpar@1272
    48
  e[p1]+=2;
alpar@1272
    49
  e.constComp()+=12;
alpar@1272
    50
  e[p1]-=2;
alpar@1272
    51
  e.constComp()-=12;
alpar@1272
    52
  
alpar@1272
    53
  e=2;
alpar@1272
    54
  e=2.2;
alpar@1272
    55
  e=p1;
alpar@1272
    56
  e=f;
alpar@1272
    57
alpar@1272
    58
  e+=2;
alpar@1272
    59
  e+=2.2;
alpar@1272
    60
  e+=p1;
alpar@1272
    61
  e+=f;
alpar@1272
    62
alpar@1272
    63
  e-=2;
alpar@1272
    64
  e-=2.2;
alpar@1272
    65
  e-=p1;
alpar@1272
    66
  e-=f;
alpar@1272
    67
alpar@1272
    68
  e*=2;
alpar@1272
    69
  e*=2.2;
alpar@1272
    70
  e/=2;
alpar@1272
    71
  e/=2.2;
alpar@1272
    72
alpar@1272
    73
  e=((p1+p2)+(p1-p2)+(p1+12)+(12+p1)+(p1-12)+(12-p1)+
alpar@1272
    74
      (f+12)+(12+f)+(p1+f)+(f+p1)+(f+g)+
alpar@1272
    75
      (f-12)+(12-f)+(p1-f)+(f-p1)+(f-g)+
alpar@1272
    76
      2.2*f+f*2.2+f/2.2+
alpar@1272
    77
      2*f+f*2+f/2+
alpar@1272
    78
      2.2*p1+p1*2.2+p1/2.2+
alpar@1272
    79
      2*p1+p1*2+p1/2
alpar@1272
    80
     );
alpar@1272
    81
  
alpar@1272
    82
alpar@1272
    83
  c = (e  <= f  );
alpar@1272
    84
  c = (e  <= 2.2);
alpar@1272
    85
  c = (e  <= 2  );
alpar@1272
    86
  c = (e  <= p1 );
alpar@1272
    87
  c = (2.2<= f  );
alpar@1272
    88
  c = (2  <= f  );
alpar@1272
    89
  c = (p1 <= f  );
alpar@1272
    90
  c = (p1 <= p2 );
alpar@1272
    91
  c = (p1 <= 2.2);
alpar@1272
    92
  c = (p1 <= 2  );
alpar@1272
    93
  c = (2.2<= p2 );
alpar@1272
    94
  c = (2  <= p2 );
alpar@1272
    95
alpar@1272
    96
  c = (e  >= f  );
alpar@1272
    97
  c = (e  >= 2.2);
alpar@1272
    98
  c = (e  >= 2  );
alpar@1272
    99
  c = (e  >= p1 );
alpar@1272
   100
  c = (2.2>= f  );
alpar@1272
   101
  c = (2  >= f  );
alpar@1272
   102
  c = (p1 >= f  );
alpar@1272
   103
  c = (p1 >= p2 );
alpar@1272
   104
  c = (p1 >= 2.2);
alpar@1272
   105
  c = (p1 >= 2  );
alpar@1272
   106
  c = (2.2>= p2 );
alpar@1272
   107
  c = (2  >= p2 );
alpar@1272
   108
alpar@1272
   109
  c = (e  == f  );
alpar@1272
   110
  c = (e  == 2.2);
alpar@1272
   111
  c = (e  == 2  );
alpar@1272
   112
  c = (e  == p1 );
alpar@1272
   113
  c = (2.2== f  );
alpar@1272
   114
  c = (2  == f  );
alpar@1272
   115
  c = (p1 == f  );
alpar@1272
   116
  //c = (p1 == p2 );
alpar@1272
   117
  c = (p1 == 2.2);
alpar@1272
   118
  c = (p1 == 2  );
alpar@1272
   119
  c = (2.2== p2 );
alpar@1272
   120
  c = (2  == p2 );
alpar@1272
   121
alpar@1272
   122
  c = (2 <= e <= 3);
alpar@1272
   123
  c = (2 <= p1<= 3);
alpar@1272
   124
alpar@1272
   125
  c = (2 >= e >= 3);
alpar@1272
   126
  c = (2 >= p1>= 3);
alpar@1272
   127
alpar@1256
   128
  e[x[3]]=2;
alpar@1256
   129
  e[x[3]]=4;
alpar@1256
   130
  e[x[3]]=1;
alpar@1256
   131
  e.constComp()=12;
alpar@1259
   132
  
alpar@1256
   133
  lp.addRow(LP::INF,e,23);
alpar@1259
   134
  lp.addRow(LP::INF,3.0*(x[1]+x[2]/2)-x[3],23);
alpar@1259
   135
  lp.addRow(LP::INF,3.0*(x[1]+x[2]*2-5*x[3]+12-x[4]/3)+2*x[4]-4,23);
alpar@1264
   136
alpar@1264
   137
  lp.addRow(x[1]+x[3]<=x[5]-3);
alpar@1264
   138
  lp.addRow(-7<=x[1]+x[3]-12<=3);
alpar@1273
   139
  lp.addRow(x[1]<=x[5]);
alpar@1272
   140
alpar@1263
   141
alpar@1264
   142
  
alpar@1264
   143
}
alpar@1264
   144
alpar@1263
   145
int main() 
alpar@1263
   146
{
alpar@1390
   147
  LpSkeleton lp_skel;
alpar@1390
   148
  lpTest(lp_skel);
alpar@1390
   149
ladanyi@1387
   150
  LpDefault lp;
alpar@1263
   151
ladanyi@1387
   152
  lpTest(lp);
alpar@1264
   153
alpar@1309
   154
  return 0;
alpar@1263
   155
}