public override void Update(GameTimerEventArgs gameTime)
{
// Check if it is time to take a shot
if (!IsActive && App.g_isTwoHumanPlayers)
{
//we are checking here for any new message from remote user
msg = MoveMessage.GetCurrentInstance();
if (msg.Type.Equals("SHOT"))
{
remoteFirstSample = Vector2.Zero;
Catapult.ShotVelocity = (float)Convert.ToDouble(msg.ShotVelocity);
Catapult.ShotAngle = (float)Convert.ToDouble(msg.ShotAngle);
Catapult.CurrentState = CatapultState.Firing;
ResetDragState();
}
else if (msg.Type.Equals("DRAGGING"))
{
// If drag just began save the sample for future
// calculations and start Aim "animation"
remoteCurrentSample = new Vector2();
remoteCurrentSample.X = (float)Convert.ToDouble(msg.X);
remoteCurrentSample.Y = (float)Convert.ToDouble(msg.Y);
if (Vector2.Zero == remoteFirstSample)
{
remoteFirstSample = remoteCurrentSample;
Catapult.CurrentState = CatapultState.Aiming;
}
// save the current gesture sample
remotePrevSample = remoteCurrentSample;
// calculate the delta between first sample and current
// sample to present visual sound on screen
Vector2 delta = remotePrevSample -
remoteFirstSample;
Catapult.ShotStrength = delta.Length() / maxDragDelta;
Catapult.ShotVelocity = MinShotVelocity +
Catapult.ShotStrength * (MaxShotVelocity - MinShotVelocity);
if (delta.Length() > 0)
{
Catapult.ShotAngle =
MathHelper.Clamp((float)Math.Asin(-delta.Y / delta.Length()),
MinShotAngle, MaxShotAngle);
}
else
{
Catapult.ShotAngle = MinShotAngle;
}
float baseScale = 0.001f;
arrowScale = baseScale * delta.Length();
isDragging = true;
}
}
Catapult.Update(gameTime);
}
public static MoveMessage GetCurrentInstance()
{
MoveMessage msg = new MoveMessage();
if (dragJsonObj != null)
{
msg.sender = dragJsonObj["sender"].ToString();
if (!msg.sender.Equals(GlobalContext.localUsername))
{
msg.Type = dragJsonObj["Type"].ToString();
if (msg.Type.Equals("SHOT"))
{
msg.ShotVelocity = dragJsonObj["ShotVelocity"].ToString();
msg.ShotAngle = dragJsonObj["ShotAngle"].ToString();
}
else if (msg.Type.Equals("DRAGGING"))
{
GlobalContext.fireNumber = Convert.ToInt32(GlobalContext.tableProperties["fireNumber"]);
int fireNumber = Convert.ToInt32(dragJsonObj["fireNumber"].ToString());
int udpPacketNumber = Convert.ToInt32(dragJsonObj["packetNumber"].ToString());
if ((fireNumber == GlobalContext.fireNumber) && (udpPacketNumber > GlobalContext.prevUDPPacketNumber))
{
GlobalContext.prevUDPPacketNumber = udpPacketNumber;
msg.X = dragJsonObj["X"].ToString();
msg.Y = dragJsonObj["Y"].ToString();
}
else
{//igonre the udp packet
msg.Type = "NONE";
}
}
}
dragJsonObj = null;
}
return(msg);
// Vector2 vect = new Vector2((float)Convert.ToDouble(msg.X), (float)Convert.ToDouble(msg.Y));
}
public static MoveMessage GetCurrentInstance()
{
MoveMessage msg = new MoveMessage();
if (dragJsonObj != null)
{
msg.sender = dragJsonObj["sender"].ToString();
if (!msg.sender.Equals(GlobalContext.localUsername))
{
msg.Type = dragJsonObj["Type"].ToString();
if (msg.Type.Equals("SHOT"))
{
msg.ShotVelocity = dragJsonObj["ShotVelocity"].ToString();
msg.ShotAngle = dragJsonObj["ShotAngle"].ToString();
}
else if (msg.Type.Equals("DRAGGING"))
{
GlobalContext.fireNumber = Convert.ToInt32(GlobalContext.tableProperties["fireNumber"]);
int fireNumber = Convert.ToInt32(dragJsonObj["fireNumber"].ToString());
int udpPacketNumber = Convert.ToInt32(dragJsonObj["packetNumber"].ToString());
if ((fireNumber == GlobalContext.fireNumber) && (udpPacketNumber > GlobalContext.prevUDPPacketNumber))
{
GlobalContext.prevUDPPacketNumber = udpPacketNumber;
msg.X = dragJsonObj["X"].ToString();
msg.Y = dragJsonObj["Y"].ToString();
}
else
{//igonre the udp packet
msg.Type = "NONE";
}
}
}
dragJsonObj = null;
}
return msg;
// Vector2 vect = new Vector2((float)Convert.ToDouble(msg.X), (float)Convert.ToDouble(msg.Y));
}
/// <summary>
/// Function processes the user input
/// </summary>
/// <param name="gestureSample"></param>
public void HandleInput(GestureSample gestureSample)
{
// Process input only if in Human's turn
if (IsActive)
{
// Process any Drag gesture
if (gestureSample.GestureType == GestureType.FreeDrag)
{
// If drag just began save the sample for future
// calculations and start Aim "animation"
if (null == firstSample)
{
firstSample = gestureSample;
if (App.g_isTwoHumanPlayers && GlobalContext.IsUDPEnableOnNetwork)
{
GlobalContext.currentUDPPacketNumber = 1;
if (GlobalContext.IsUDPEnableOnNetwork)
{
WarpClient.GetInstance().SendUDPUpdatePeers(MoveMessage.buildDragingMessageBytes(GlobalContext.currentUDPPacketNumber, gestureSample.Position.X.ToString(), gestureSample.Position.Y.ToString()));
}
}
Catapult.CurrentState = CatapultState.Aiming;
}
if (App.g_isTwoHumanPlayers && GlobalContext.IsUDPEnableOnNetwork)
{
tempSample = gestureSample;
if (prevSample != null)
{
Vector2 tempDelta = tempSample.Value.Position - prevSample.Value.Position;
if (tempDelta.Length() != 0)
{
if (skipCounter == 5)
{
skipCounter = 0;
GlobalContext.currentUDPPacketNumber++;
WarpClient.GetInstance().SendUDPUpdatePeers(MoveMessage.buildDragingMessageBytes(GlobalContext.currentUDPPacketNumber, gestureSample.Position.X.ToString(), gestureSample.Position.Y.ToString()));
}
else
{
skipCounter++;
}
}
}
}
// save the current gesture sample
prevSample = gestureSample;
// calculate the delta between first sample and current
// sample to present visual sound on screen
Vector2 delta = prevSample.Value.Position -
firstSample.Value.Position;
Catapult.ShotStrength = delta.Length() / maxDragDelta;
Catapult.ShotVelocity = MinShotVelocity +
Catapult.ShotStrength * (MaxShotVelocity - MinShotVelocity);
if (delta.Length() > 0)
{
Catapult.ShotAngle =
MathHelper.Clamp((float)Math.Asin(-delta.Y / delta.Length()),
MinShotAngle, MaxShotAngle);
}
else
{
Catapult.ShotAngle = MinShotAngle;
}
float baseScale = 0.001f;
arrowScale = baseScale * delta.Length();
isDragging = true;
}
else if (gestureSample.GestureType == GestureType.DragComplete)
{
// calc velocity based on delta between first and last
// gesture samples
if (null != firstSample)
{
Vector2 delta = prevSample.Value.Position - firstSample.Value.Position;
Catapult.ShotVelocity = MinShotVelocity +
Catapult.ShotStrength * (MaxShotVelocity - MinShotVelocity);
if (delta.Length() > 0)
{
Catapult.ShotAngle =
MathHelper.Clamp((float)Math.Asin(-delta.Y / delta.Length()),
MinShotAngle, MaxShotAngle);
}
else
{
Catapult.ShotAngle = MinShotAngle;
}
if (App.g_isTwoHumanPlayers)
{
//Since Drag is Completed so now we will send SHOT strength and SHOT velocity to remote user
//It is the final data for current fire,thats why Here I am also updating property "fireNumber"
//so if remote user will get any UDP packet after getting TCP data for current fire,It will ignore them
GlobalContext.fireNumber = Convert.ToInt32(GlobalContext.tableProperties["fireNumber"]);
GlobalContext.fireNumber++;
Dictionary <string, object> fireProperties = new Dictionary <string, object>();
fireProperties.Add("fireNumber", GlobalContext.fireNumber);
WarpClient.GetInstance().UpdateRoomProperties(GlobalContext.GameRoomId, fireProperties, null);
WarpClient.GetInstance().SendUpdatePeers(MoveMessage.buildSHOTMessageBytes(Catapult.ShotVelocity.ToString(), Catapult.ShotAngle.ToString()));
//Here i am resetting this counter because host user has sent his final shot via TCP so in next
//step remote user will send his data,before receive remote user UDP packets we need to reset this counter
GlobalContext.prevUDPPacketNumber = 0;
}
Catapult.CurrentState = CatapultState.Firing;
}
// turn off dragging state
ResetDragState();
}
}
}
public void onUpdatePeersReceived(UpdateEvent eventObj)
{
MoveMessage.buildMessage(eventObj.getUpdate());
}
public override void Update(GameTimerEventArgs gameTime)
{
// Check if it is time to take a shot
if (!IsActive&&App.g_isTwoHumanPlayers)
{
//we are checking here for any new message from remote user
msg = MoveMessage.GetCurrentInstance();
if (msg.Type.Equals("SHOT"))
{
remoteFirstSample =Vector2.Zero;
Catapult.ShotVelocity = (float)Convert.ToDouble(msg.ShotVelocity);
Catapult.ShotAngle = (float)Convert.ToDouble(msg.ShotAngle);
Catapult.CurrentState = CatapultState.Firing;
ResetDragState();
}
else if (msg.Type.Equals("DRAGGING"))
{
// If drag just began save the sample for future
// calculations and start Aim "animation"
remoteCurrentSample = new Vector2();
remoteCurrentSample.X = (float)Convert.ToDouble(msg.X);
remoteCurrentSample.Y = (float)Convert.ToDouble(msg.Y);
if (Vector2.Zero == remoteFirstSample)
{
remoteFirstSample = remoteCurrentSample;
Catapult.CurrentState = CatapultState.Aiming;
}
// save the current gesture sample
remotePrevSample = remoteCurrentSample;
// calculate the delta between first sample and current
// sample to present visual sound on screen
Vector2 delta = remotePrevSample -
remoteFirstSample;
Catapult.ShotStrength = delta.Length() / maxDragDelta;
Catapult.ShotVelocity = MinShotVelocity +
Catapult.ShotStrength * (MaxShotVelocity - MinShotVelocity);
if (delta.Length() > 0)
Catapult.ShotAngle =
MathHelper.Clamp((float)Math.Asin(-delta.Y / delta.Length()),
MinShotAngle, MaxShotAngle);
else
Catapult.ShotAngle = MinShotAngle;
float baseScale = 0.001f;
arrowScale = baseScale * delta.Length();
isDragging = true;
}
}
Catapult.Update(gameTime);
}
