public bool Verify()
{
//Check if only one entry
int entryNodes = 0;
foreach (var node in this.nodes)
{
if (node is EntryNode)
{
entryNodes++;
entry = node as EntryNode;
}
}
bool verifed = true;
if (entryNodes != 1)
{
Debug.LogError("DialogueGraph '" + name + "' only supports one entry node! You have " + entryNodes);
verifed = false;
}
//Need to verify that you will never infinite loop without a halt. Aka thing -> combiner -> truth check -> back to that combiner. If the truth check or anything that doesn't halt does not pass an halt before returning to the same
//Need to verify that there is always an exit condition, that you will never be looping at any stage of the nodes.
//Need to verify if all choices have exits
return(verifed);
}
public override void MoveNext()
{
DialogueGraph fmGraph = graph as DialogueGraph;
if (fmGraph.current != this)
{
Debug.LogWarning("Node isn't active");
return;
}
int totalWeight = 0;
for (int i = 0; i < exits.Count; i++)
{
totalWeight += exits[i];
}
int randomWeight = Random.Range(0, totalWeight + 1);
string exitName = "exits 0";
for (int i = 0; i < exits.Count; i++)
{
randomWeight -= exits[i];
if (randomWeight <= 0)
{
exitName = "exits " + i;
break;
}
}
var exitPort = this.GetOutputPort(exitName);
if (exitPort == null)
{
Debug.Log("Invalid exit port '" + exitPort + "' for node " + name);
}
if (!exitPort.IsConnected)
{
fmGraph.current = null;
return;
}
int index = Random.Range(0, exitPort.ConnectionCount);
var exitNode = exitPort.GetConnection(index);
DialogueNodeBase node = exitNode.node as DialogueNodeBase;
node.OnEnter();
}
public void Reset()
{
state = RunningState.Running;
_currentNode = null;
foreach (var node in nodes)
{
(node as DialogueNodeBase).Reset();
}
}
public void Execute()
{
if (state == RunningState.Stop)
{
return;
}
if (_entryNode == null)
{
Debug.LogWarning("EntryNode Can't Find");
return;
}
if (_currentNode == null)
{
var entryOutput = _entryNode.GetOutputPort().Connection;
if (entryOutput != null)
{
_currentNode = entryOutput.node as DialogueNodeBase;
_currentNode.OnEnter();
}
}
if (_currentNode == null)
{
Debug.LogWarning("CurrentNode Can't Find");
return;
}
if (_currentNode.Execute())
{
var outPut = _currentNode.GetOutputPort().Connection;
if (outPut != null)
{
_currentNode.OnExit();
_currentNode = outPut.node as DialogueNodeBase;
_currentNode.OnEnter();
}
else
{
state = RunningState.Stop;
}
}
}
public override void MoveNext()
{
DialogueGraph fmGraph = graph as DialogueGraph;
if (fmGraph.current != this)
{
Debug.LogWarning("Node isn't active");
return;
}
var exitPort = this.GetOutputPort("exit");
if (exitPort == null)
{
Debug.Log("Invalid exit port '" + exitPort + "' for node " + name);
fmGraph.current = null;
return;
}
if (!exitPort.IsConnected)
{
fmGraph.current = null;
return;
}
int index = Random.Range(0, exitPort.ConnectionCount);
var exitNode = exitPort.GetConnection(index);
if (exitNode == null)
{
Debug.Log("Could not find ending for random branch");
fmGraph.current = null;
return;
}
DialogueNodeBase node = exitNode.node as DialogueNodeBase;
node.OnEnter();
}
public void Play(DialogueSystem system)
{
if (!Verify())
{
Debug.Log("Failed to play DialogueGraph: " + name);
return;
}
//Get dependencies
valueRegistry = MainInstances.Get <ValueRegistry>();
agentRegistry = MainInstances.Get <AgentRegistry>();
stringRegistry = MainInstances.Get <StringRegistry>();
currentSystem = system;
current = entry;
current.MoveNext();
//We started the graph
}
private IEnumerator PresentEnumerator(Action callback)
{
Debug.Log("Starting Dialogue!");
int currentRate = 0;
int maxRateLimit = 50; // How many times can we loop without yielding, so if an infinite loop happens we dont freeze frame
while (CurrentGraph.current != null)
{
currentRate++;
CurrentNodeActive = CurrentGraph.current;
if (currentRate > maxRateLimit)
{
yield return(null);
currentRate = 0;
Debug.LogWarning("Reached rate limit, yielding and reset limit");
}
var currentNode = CurrentGraph.current;
isNodeWorking = false;
Debug.Log("Current node " + currentNode.name);
switch (currentNode)
{
case DialogueNode d:
isNodeWorking = true;
currentRate = 0;
DialogueBox(d);
break;
case DisplayValueNode v:
isNodeWorking = true;
currentRate = 0;
DialogueBox(v);
break;
case DisplayStringNode s:
isNodeWorking = true;
currentRate = 0;
DialogueBox(s);
break;
case ChoiceNode c:
isNodeWorking = true;
currentRate = 0;
StartCoroutine(ChoiceBox(c));
break;
case TextEffectNode t:
Typer.SetTextEffect(t);
break;
case AgentNode a:
Typer.SetAgent(a);
break;
case PauseNode p:
if (isSkipping)
{
break;
}
Debug.Log("Pausing for " + p.PauseTime);
float currentTime = 0;
while (currentTime < p.PauseTime)
{
currentTime += Time.unscaledDeltaTime;
if (ContinueInput)
{
isSkipping = true;
break;
}
yield return(null);
}
//Incase of missed frame
if (ContinueInput)
{
isSkipping = true;
}
break;
}
while (isNodeWorking)
{
yield return(null);
}
CurrentGraph.Continue();
}
Debug.Log("Finished Dialogue!");
currentPresentationCoroutine = null;
Typer.Play("Done");
Typer.ResetTyper();
CanvasObject.enabled = false;
callback?.Invoke();
}
