updated NOT-gate implementation

1 files changed, 4 insertions, 8 deletions

diff --git a/GateNot.cpp b/GateNot.cpp
index c272022..a29744f 100644
--- a/GateNot.cpp
+++ b/GateNot.cpp
@@ -3,14 +3,10 @@
 GateNot GateNot::instance(GateNot::type);
 
 SignalLevel GateNot::level() {
-	SignalLevel new_level = LOW;
-	for (int i = 0; i < this->inputs.size(); i++){
-		SignalLevel l = this->inputs[i]->getLevel();
-
-		if (l == UNDEFINED) return UNDEFINED;
-		if (l == HIGH) new_level = HIGH;
-	}
-	return new_level;
+	SignalLevel lvl = this->inputs[0]->getLevel();
+	if (lvl == LOW) return HIGH;
+	if (lvl == HIGH) return LOW;
+	return UNDEFINED;
 }
 
 GateNot::GateNot(const GateNot * prototype) : Node() { }