Changeset 1243:41caee260bd4 in lemon-0.x for src/work/athos/lp/lp_solver_glpk.h

Timestamp:

03/22/05 17:49:30 (19 years ago)

Author:

athos

Branch:

default

Phase:

public

Convert:

svn:c9d7d8f5-90d6-0310-b91f-818b3a526b0e/lemon/trunk@1670

Message:

Ami félig van kész, ma már félig marad...

File:

• src/work/athos/lp/lp_solver_glpk.h (modified) (1 diff)

src/work/athos/lp/lp_solver_glpk.h

@@ -165 +165 @@
     }
     void _setCoeff(int col, int row, double value) {
-      /// FIXME not yet implemented
+      ///FIXME Of course this is not efficient at all, but GLPK knows not more.
+      int change_this;
+      bool get_set_row;
+      //The only thing we can do is optimize on whether working with a row 
+      //or a coloumn
+      int row_num = rowNum();
+      int col_num = colNum();
+      if (col_num<row_num){
+        //There are more rows than coloumns
+        get_set_row=true;
+        int mem_length=1+row_num;
+        int* indices = new int[mem_length];
+        double* doubles = new double[mem_length];
+        int length=lpx_get_mat_col(lp, i, indices, doubles);
+      }else{
+        get_set_row=false;
+        int mem_length=1+col_num;
+        int* indices = new int[mem_length];
+        double* doubles = new double[mem_length];
+        int length=lpx_get_mat_row(lp, i, indices, doubles);
+      }
+      //Itten      
+int* indices = new int[mem_length];
+      double* doubles = new double[mem_length];
+      int length=lpx_get_mat_col(lp, i, indices, doubles);
+ 
+      delete [] indices;
+      delete [] doubles;
+
     }
     double _getCoeff(int col, int row) {