Changeset 986:e997802b855c in lemon-0.x for src/lemon/undir_graph_extender.h

Timestamp:

11/13/04 13:53:28 (19 years ago)

Author:

Alpar Juttner

Branch:

default

Phase:

public

Convert:

svn:c9d7d8f5-90d6-0310-b91f-818b3a526b0e/lemon/trunk@1376

Message:

Naming changes:

• head -> target
• tail -> source

File:

• src/lemon/undir_graph_extender.h (modified) (4 diffs)

src/lemon/undir_graph_extender.h

@@ -71 +71 @@
     }
 
-    /// Tail of the given Edge.
-    Node tail(const Edge &e) const {
-      return e.forward ? Parent::tail(e) : Parent::head(e);
+    /// Source of the given Edge.
+    Node source(const Edge &e) const {
+      return e.forward ? Parent::source(e) : Parent::target(e);
     }
 
-    /// \todo Shouldn't the "tail" of an undirected edge be called "aNode"
+    /// \todo Shouldn't the "source" of an undirected edge be called "aNode"
     /// or something???
-    using Parent::tail;
+    using Parent::source;
 
-    /// Head of the given Edge.
-    Node head(const Edge &e) const {
-      return e.forward ? Parent::head(e) : Parent::tail(e);
+    /// Target of the given Edge.
+    Node target(const Edge &e) const {
+      return e.forward ? Parent::target(e) : Parent::source(e);
     }
 
-    /// \todo Shouldn't the "head" of an undirected edge be called "bNode"
+    /// \todo Shouldn't the "target" of an undirected edge be called "bNode"
     /// or something???
-    using Parent::head;
+    using Parent::target;
 
     /// Returns whether the given directed edge is same orientation as the
@@ -97 +97 @@
 
     Node oppsiteNode(const Node &n, const Edge &e) const {
-      if( n == Parent::tail(e))
-        return Parent::head(e);
-      else if( n == Parent::head(e))
-        return Parent::tail(e);
+      if( n == Parent::source(e))
+        return Parent::target(e);
+      else if( n == Parent::target(e))
+        return Parent::source(e);
       else
         return INVALID;
@@ -148 +148 @@
         Parent::nextOut(e);
         if( UndirEdge(e) == INVALID ) {
-          Parent::firstIn(e, Parent::tail(e));
+          Parent::firstIn(e, Parent::source(e));
           e.forward = false;
         }
@@ -160 +160 @@
         Parent::nextIn(e);
         if( UndirEdge(e) == INVALID ) {
-          Parent::firstOut(e, Parent::head(e));
+          Parent::firstOut(e, Parent::target(e));
           e.forward = false;
         }