# HG changeset patch
# User Peter Kovacs <kpeter@inf.elte.hu>
# Date 2010-03-04 10:03:14
# Node ID b6f76c95992e27eff14c52f9df53527e4c2e71da
# Parent  ab21ca0937458102b5a722069cf2bec2f82d3433

Clarify type names in NetworkSimplex (#353)

This patch clarifies the misleading effects of the renamings
in [f3bc4e9b5f3a].

diff --git a/lemon/network_simplex.h b/lemon/network_simplex.h
--- a/lemon/network_simplex.h
+++ b/lemon/network_simplex.h
@@ -170,12 +170,16 @@
     // Note: vector<char> is used instead of vector<bool> for efficiency reasons
 
     // State constants for arcs
-    enum ArcStateEnum {
+    enum ArcState {
       STATE_UPPER = -1,
       STATE_TREE  =  0,
       STATE_LOWER =  1
     };
 
+    typedef std::vector<signed char> StateVector;
+    // Note: vector<signed char> is used instead of vector<ArcState> for
+    // efficiency reasons
+
   private:
 
     // Data related to the underlying digraph
@@ -215,7 +219,7 @@
     IntVector _last_succ;
     IntVector _dirty_revs;
     BoolVector _forward;
-    BoolVector _state;
+    StateVector _state;
     int _root;
 
     // Temporary data used in the current pivot iteration
@@ -246,7 +250,7 @@
       const IntVector  &_source;
       const IntVector  &_target;
       const CostVector &_cost;
-      const BoolVector &_state;
+      const StateVector &_state;
       const CostVector &_pi;
       int &_in_arc;
       int _search_arc_num;
@@ -298,7 +302,7 @@
       const IntVector  &_source;
       const IntVector  &_target;
       const CostVector &_cost;
-      const BoolVector &_state;
+      const StateVector &_state;
       const CostVector &_pi;
       int &_in_arc;
       int _search_arc_num;
@@ -337,7 +341,7 @@
       const IntVector  &_source;
       const IntVector  &_target;
       const CostVector &_cost;
-      const BoolVector &_state;
+      const StateVector &_state;
       const CostVector &_pi;
       int &_in_arc;
       int _search_arc_num;
@@ -410,7 +414,7 @@
       const IntVector  &_source;
       const IntVector  &_target;
       const CostVector &_cost;
-      const BoolVector &_state;
+      const StateVector &_state;
       const CostVector &_pi;
       int &_in_arc;
       int _search_arc_num;
@@ -513,7 +517,7 @@
       const IntVector  &_source;
       const IntVector  &_target;
       const CostVector &_cost;
-      const BoolVector &_state;
+      const StateVector &_state;
       const CostVector &_pi;
       int &_in_arc;
       int _search_arc_num;