public ChangedFieldsCollection FindChangedFieldsComparedTo(IState statef)// PlayerState state)
{
ChangedFieldsCollection result = new ChangedFieldsCollection();
PlayerState state = (PlayerState)statef;
//todo: dynamically find fields
//var fieldNames = typeof(PlayerState).GetFields()
// .Select(field => field.Name)
// .ToList();
if (IsTrailCyan != state.IsTrailCyan)
{
result.AddChangedField(new ChangedField(IsTrailCyan, "IsTrailCyan", typeof(bool)));
}
if (PlayerColor != state.PlayerColor)
{
result.AddChangedField(new ChangedField(PlayerColor, "PlayerColor", typeof(PlayerColor)));
}
if (IsTrailInForeground != state.IsTrailInForeground)
{
result.AddChangedField(new ChangedField(IsTrailInForeground, "IsTrailInForeground", typeof(bool)));
}
if (Position != state.Position)
{
result.AddChangedField(new ChangedField(Position, "Position", typeof(Vector3)));
}
if (Velocity != state.Velocity)
{
result.AddChangedField(new ChangedField(Velocity, "Velocity", typeof(Vector3)));
}
if (HelperClass.AreTheyDifferent(CollectedPowerUpTypes, state.CollectedPowerUpTypes))
{
result.AddChangedField(new ChangedField(HelperClass.CloneTrick(CollectedPowerUpTypes), "CollectedPowerUpTypes", typeof(List <PowerUpType>)));
}
return(result);
}
internal void PutPlayerInState(PlayerState newState, bool force = false) //when force is true it sets everything no matter what changed (useful for initialization)
{
//find what changed
bool playerPositionChanged = false;
bool playerVelocityChanged = false;
bool playerColorChanged = false;
bool trailChanged = false;
bool powerUpsChanged = false;
if (StateManager.CurrentState.PlayerState.Position != newState.Position)
{
playerPositionChanged = true;
}
if (StateManager.CurrentState.PlayerState.Velocity != newState.Velocity)
{
playerVelocityChanged = true;
}
if (StateManager.CurrentState.PlayerState.PlayerColor != newState.PlayerColor)
{
playerColorChanged = true;
}
if (
StateManager.CurrentState.PlayerState.IsTrailCyan != newState.IsTrailCyan
||
StateManager.CurrentState.PlayerState.IsTrailInForeground != newState.IsTrailInForeground
)
{
trailChanged = true;
}
if (HelperClass.AreTheyDifferent(StateManager.CurrentState.PlayerState.CollectedPowerUpTypes, newState.CollectedPowerUpTypes))
{
powerUpsChanged = true;
}
if (playerPositionChanged || force)
{
RefreshPlayerPosition(newState);
}
if (playerVelocityChanged || force)
{
RefreshPlayerVelocity(newState);
}
if (playerColorChanged || force)
{
RefreshPlayerOnlyColor(newState);
}
if (powerUpsChanged || force)
{
RefreshPowerUps(newState);
}
if (StateGroupManager.IsRewinding == false) //(don't add state while we are rewinding)
{
StateGroupManager.AddStateToCurrentGroup(newState); //add the new state
//(it is important that we first add the state to the current group and then start a new group if necessary)
if (trailChanged || force)
{ //there's no such thing as refresh the trail, we must start a new one:
StateGroupManager.StartNewStateGroup(newState);
StateGroupManager.AddStateToCurrentGroup(newState); //this is necessary because the above line merely initiated a new empty stategroup
}
}
StateManager.CurrentState.PlayerState = newState; //no need to clone it because newstate was new and not a clone
}
