X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=node.cpp;h=dbb099cf47bc5c30fe14b03fe83aad6cd5d53ca9;hb=09f6dfa65b66103c27dc831271d961de9ab0109e;hp=4f81069e111eaf55e603c2bfd26b9a312eef216d;hpb=b177aeec472c3941b39b874a83883ff87a41919c;p=popboot.git

diff --git a/node.cpp b/node.cpp
index 4f81069..dbb099c 100644
--- a/node.cpp
+++ b/node.cpp
@@ -1,7 +1,10 @@
 #include "node.h"
+#include <algorithm>
+using namespace std;
 
 Node::Node(Action action){
 	_action = action;
+	_preconditions = _action.preconditions();
 }
 
 Action Node::action(){
@@ -13,3 +16,16 @@ void Node::addChild(Node* node){
 	_children.push_back(node);
 }
 
+
+void Node::execute(literals effects){
+	for (literals::iterator effect = effects.begin(); effect != effects.end(); ++effect){
+		_preconditions.erase(find(_preconditions.begin(),_preconditions.end(), *effect));
+	}
+	if (_preconditions.size() != 0)
+		return;
+	_action.execute();
+	
+	for(vector<Node*>::iterator child = _children.begin(); child != _children.end(); ++child){
+		(*child)->execute(_action.effects());
+	}
+}