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Runtime error
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using Photon.Deterministic;
using System;
namespace Quantum
{
public static unsafe class HFSMManager
{
public static Action<EntityRef, long, string> StateChanged;
/// <summary>
/// Initializes the HFSM, making the current state to be equals the initial state
/// </summary>
public static unsafe void Init(Frame frame, EntityRef entity, HFSMRoot root)
{
if (frame.Unsafe.TryGetPointer(entity, out HFSMAgent* agent))
{
HFSMData* hfsmData = &agent->Data;
Init(frame, hfsmData, entity, root);
}
else
{
Log.Error("[Bot SDK] Tried to initialize an entity which has no HfsmAgent component");
}
}
/// <summary>
/// Initializes the HFSM, making the current state to be equals the initial state
/// </summary>
public static unsafe void Init(Frame frame, HFSMData* hfsm, EntityRef entity, HFSMRoot root)
{
hfsm->Root = root;
if (hfsm->Root.Equals(default) == false)
{
HFSMState initialState = frame.FindAsset<HFSMState>(root.InitialState.Id);
ChangeState(initialState, frame, hfsm, entity, "");
}
}
/// <summary>
/// Update the state of the HFSM.
/// </summary>
/// <param name="deltaTime">Usually the current deltaTime so the HFSM accumulates the time stood on the current state</param>
public static void Update(Frame frame, FP deltaTime, EntityRef entity)
{
if (frame.Unsafe.TryGetPointer(entity, out HFSMAgent* agent))
{
HFSMData* hfsmData = &agent->Data;
Update(frame, deltaTime, hfsmData, entity);
}
else
{
Log.Error("[Bot SDK] Tried to update an entity which has no HFSMAgent component");
}
}
/// <summary>
/// Update the state of the HFSM.
/// </summary>
/// <param name="deltaTime">Usually the current deltaTime so the HFSM accumulates the time stood on the current state</param>
public static void Update(Frame frame, FP deltaTime, HFSMData* hfsmData, EntityRef entity)
{
HFSMState curentState = frame.FindAsset<HFSMState>(hfsmData->CurrentState.Id);
curentState.UpdateState(frame, deltaTime, hfsmData, entity);
}
/// <summary>
/// Triggers an event if the target HFSM listens to it
/// </summary>
public static unsafe void TriggerEvent(Frame frame, EntityRef entity, string eventName)
{
if (frame.Unsafe.TryGetPointer(entity, out HFSMAgent* agent))
{
HFSMData* hfsmData = &agent->Data;
TriggerEvent(frame, hfsmData, entity, eventName);
}
else
{
Log.Error("[Bot SDK] Tried to trigger an event to an entity which has no HFSMAgent component");
}
}
/// <summary>
/// Triggers an event if the target HFSM listens to it
/// </summary>
public static unsafe void TriggerEvent(Frame frame, HFSMData* hfsmData, EntityRef entity, string eventName)
{
Int32 eventInt = 0;
HFSMRoot hfsmRoot = frame.FindAsset<HFSMRoot>(hfsmData->Root.Id);
if (hfsmRoot.RegisteredEvents.TryGetValue(eventName, out eventInt))
{
if (hfsmData->CurrentState.Equals(default) == false)
{
HFSMState currentState = frame.FindAsset<HFSMState>(hfsmData->CurrentState.Id);
currentState.Event(frame, hfsmData, entity, eventInt);
}
}
}
/// <summary>
/// Triggers an event if the target HFSM listens to it
/// </summary>
public static unsafe void TriggerEventNumber(Frame frame, HFSMData* hfsmData, EntityRef entity, Int32 eventInt)
{
if (hfsmData->CurrentState.Equals(default) == false)
{
HFSMState currentState = frame.FindAsset<HFSMState>(hfsmData->CurrentState.Id);
currentState.Event(frame, hfsmData, entity, eventInt);
}
}
/// <summary>
/// Executes the On Exit actions for the current state, then changes the current state
/// </summary>
internal static void ChangeState(HFSMState nextState, Frame frame, HFSMData* hfsmData, EntityRef entity, string transitionId)
{
Assert.Check(nextState != null, "Tried to change HFSM to a null state");
HFSMState currentState = frame.FindAsset<HFSMState>(hfsmData->CurrentState.Id);
currentState?.ExitState(nextState, frame, hfsmData, entity);
hfsmData->CurrentState = nextState;
if (frame.IsVerified == true && entity != default(EntityRef))
{
StateChanged?.Invoke(entity, hfsmData->CurrentState.Id.Value, transitionId);
}
nextState.EnterState(frame, hfsmData, entity);
}
}
}
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