/// <summary>
/// Draws the gameplay screen.
/// </summary>
public override void Draw(GameTime gameTime)
{
frames++;
frameTimer += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (frameTimer > 1000)
{
fps = frames;
frameTimer = 0f;
frames = 0;
}
// This game has a blue background. Why? Because!
ScreenManager.GraphicsDevice.Clear(ClearOptions.Target,
Color.CornflowerBlue, 0, 0);
camera.Zoom = 1f;
Matrix proj = camera.SimProjection;
Matrix view = camera.SimView;
SpriteBatch spriteBatch = ScreenManager.SpriteBatch;
//Begins spriteBatch with the default sort mode, alpha blending on sprites, and a camera.
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.AlphaBlend, null, null, null, null, camera.View);
// Draws the game background.
skyLayer.Draw(spriteBatch);
leftWall.Draw(spriteBatch);
rightWall.Draw(spriteBatch);
ground.Draw(spriteBatch);
if (player != null)
{
player.Draw(spriteBatch);
}
foreach (CompositeCharacter p in playerMap.Values)
{
p.Draw(spriteBatch);
}
//checks to see if a player is firing through their own input, creates a projectile associated with that player.
if (player.canFire)
{
//Yellow weapon selected
if (player.Weapon == Character.WeaponSelect.Yellow)
{
if (player.Mana >= YellowProjectile.manaCost)
{
Vector2 cPos = ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos));
Projectile projectile = new YellowProjectile(world, player.Position, projectileTexYellow, new Vector2(10.0f, 10.0f), cPos, player, SendModifyTerrainMessage);
projectile.id = projectileId;
player.Mana -= YellowProjectile.manaCost;
player.fireDelay = projectile.delay;
writeStream.Position = 0;
writer.Write((byte)Protocol.FireProjectile);
writer.Write((byte)0);
writer.Write((byte)projectileId);
writer.Write(cPos.X);
writer.Write(cPos.Y);
writer.Write(projectile.Position.X);
writer.Write(projectile.Position.Y);
lock (client.GetStream())
{
SendData(GetDataFromMemoryStream(writeStream));
}
projectiles.Add(projectile);
projectileId = (byte)((projectileId + 1) % 100);
}
}
//Red weapon selected
else if (player.Weapon == Character.WeaponSelect.Red)
{
if (player.Mana >= RedProjectile.manaCost)
{
Vector2 cPos = ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos));
Projectile projectile = new RedProjectile(world, player.Position, projectileTexRed, new Vector2(10.0f, 10.0f), cPos, player, SendModifyTerrainMessage);
projectile.id = projectileId;
player.Mana -= RedProjectile.manaCost;
player.fireDelay = projectile.delay;
writeStream.Position = 0;
writer.Write((byte)Protocol.FireProjectile);
writer.Write((byte)1);
writer.Write((byte)projectileId);
writer.Write(cPos.X);
writer.Write(cPos.Y);
writer.Write(projectile.Position.X);
writer.Write(projectile.Position.Y);
lock (client.GetStream())
{
SendData(GetDataFromMemoryStream(writeStream));
}
projectiles.Add(projectile);
projectileId = (byte)((projectileId + 1) % 100);
}
}
//Blue weapon selected
else if (player.Weapon == Character.WeaponSelect.Blue)
{
if (player.Mana >= BlueProjectile.manaCost)
{
Vector2 cPos = ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos));
Projectile projectile = new BlueProjectile(world, player.Position, projectileTexBlue, new Vector2(10.0f, 10.0f), cPos, player, SendModifyTerrainMessage);
projectile.id = projectileId;
player.Mana -= BlueProjectile.manaCost;
player.fireDelay = projectile.delay;
writeStream.Position = 0;
writer.Write((byte)Protocol.FireProjectile);
writer.Write((byte)2);
writer.Write((byte)projectileId);
writer.Write(cPos.X);
writer.Write(cPos.Y);
writer.Write(projectile.Position.X);
writer.Write(projectile.Position.Y);
lock (client.GetStream())
{
SendData(GetDataFromMemoryStream(writeStream));
}
projectiles.Add(projectile);
projectileId = (byte)((projectileId + 1) % 100);
}
}
player.canFire = false;
}
foreach (PhysicsObject projectile in projectiles)
{
projectile.Draw(spriteBatch);
}
//-----------------------
spriteBatch.End();
terrain.RenderTerrain(ref proj, ref view);
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.Additive, null, null, null, null, camera.View);
foreach (Explosion explosion in explosions)
{
explosion.Draw(spriteBatch);
}
spriteBatch.End();
DebugView.RenderDebugData(ref proj, ref view);
// If the game is transitioning on or off, fade it out to black.
if (TransitionPosition > 0 || pauseAlpha > 0)
{
float alpha = MathHelper.Lerp(1f - TransitionAlpha, 1f, pauseAlpha / 2);
ScreenManager.FadeBackBufferToBlack(alpha);
}
}
private void ProcessData(byte[] data)
{
readStream.SetLength(0);
readStream.Position = 0;//reset data
readStream.Write(data, 0, data.Length);//read data
readStream.Position = 0;
Protocol p;
while (readStream.Position != data.Length)
{
try
{
p = (Protocol)reader.ReadByte();
/*if (GameScreen.isExiting)
{
System.Diagnostics.Debug.WriteLine
}*/
if (p == Protocol.Initialize)
{
id = reader.ReadByte();
//if (id == 0)
// terrain.CreateRandomTerrain(new Vector2(0, 0));
}
else if (p == Protocol.Connected)
{
lock (client.GetStream())
{
terrainMaster = true;
foreach (byte otherID in playerMap.Keys)
{
if (otherID < this.id)
{
terrainMaster = false;
break;
}
}
//pindex++;
System.Diagnostics.Debug.WriteLine(pindex);
byte id = reader.ReadByte();
string ip = reader.ReadString();
ScreenManager.CharacterColor = Color.White;
CompositeCharacter newPlayer = new CompositeCharacter(world, new Vector2(ScreenManager.GraphicsDevice.Viewport.Width / 2.0f, ScreenManager.GraphicsDevice.Viewport.Height / 2.0f),
Content.Load<Texture2D>("bean_ss1"), new Vector2(35.0f, 50.0f), ScreenManager.CharacterColor);
newPlayer.body.IgnoreGravity = true;
newPlayer.wheel.IgnoreGravity = true;
newPlayer.body.CollidesWith = Category.Cat24;
newPlayer.wheel.CollidesWith = Category.Cat24;
playerMap.Add(id, newPlayer);
writeStream.Position = 0;
writer.Write((byte)Protocol.AddCharacter);
writer.Write((byte)playerMap.Count);
SendData(GetDataFromMemoryStream(writeStream));
try
{
if (terrainMaster)
{
writeStream.Position = 0;
writer.Write((byte)Protocol.CreateTerrain);
writer.Write(terrain.seed1);
writer.Write(terrain.seed2);
writer.Write(terrain.seed3);
SendData(GetDataFromMemoryStream(writeStream));
}
}
catch (Exception e)
{
}
}
}
else if (p == Protocol.Disconnected)
{
//pindex--;
//System.Diagnostics.Debug.WriteLine(pindex);
byte id = reader.ReadByte();
string ip = reader.ReadString();
playerMap[id].Dispose();
playerMap.Remove(id);
}
else if (p == Protocol.Movement)
{
float px = reader.ReadSingle();
float py = reader.ReadSingle();
bool dead = reader.ReadBoolean();
Character.CharDirection dir = (Character.CharDirection)reader.ReadByte();
Character.CharState state = (Character.CharState)reader.ReadByte();
byte id = reader.ReadByte();
string ip = reader.ReadString();
playerMap[id].Dead = dead;
playerMap[id].Direction = dir;
playerMap[id].State = state;
playerMap[id].Position = new Vector2(px, py);
}
else if (p == Protocol.AddCharacter)
{
byte numPlayers = reader.ReadByte();
byte id = reader.ReadByte();
string ip = reader.ReadString();
CompositeCharacter newPlayer;
if (numPlayers != playerMap.Count)
{
newPlayer = new CompositeCharacter(world, new Vector2(ScreenManager.GraphicsDevice.Viewport.Width / 2.0f, ScreenManager.GraphicsDevice.Viewport.Height / 2.0f),
Content.Load<Texture2D>("bean_ss1"), new Vector2(35.0f, 50.0f), ScreenManager.CharacterColor);
newPlayer.body.IgnoreGravity = true;
newPlayer.wheel.IgnoreGravity = true;
newPlayer.body.CollidesWith = Category.Cat24;
newPlayer.wheel.CollidesWith = Category.Cat24;
playerMap.Add(id, newPlayer);
}
}
else if (p == Protocol.CreateTerrain)
{
if (!terrain.Created)
{
double s1 = reader.ReadDouble();
double s2 = reader.ReadDouble();
double s3 = reader.ReadDouble();
byte id = reader.ReadByte();
string ip = reader.ReadString();
terrain.CreateTerrain(new Vector2(0, 0), s1, s2, s3);
}
}
else if (p == Protocol.FireProjectile)
{
byte color = reader.ReadByte();
byte pId = reader.ReadByte();
float cx = reader.ReadSingle();
float cy = reader.ReadSingle();
float px = reader.ReadSingle();
float py = reader.ReadSingle();
byte id = reader.ReadByte();
string ip = reader.ReadString();
Projectile projectile;
switch (color)
{
case 0:
projectile = new YellowProjectile(world, new Vector2(px, py), projectileTexYellow,
new Vector2(10f, 10f), new Vector2(cx, cy), playerMap[id]);
break;
case 1:
projectile = new RedProjectile(world, new Vector2(px, py), projectileTexRed,
new Vector2(10f, 10f), new Vector2(cx, cy), playerMap[id]);
break;
case 2:
projectile = new BlueProjectile(world, new Vector2(px, py), projectileTexBlue,
new Vector2(10f, 10f), new Vector2(cx, cy), playerMap[id]);
break;
default:
projectile = new Projectile(world, new Vector2(px, py), projectileTexYellow,
new Vector2(10f, 10f), new Vector2(cx, cy), playerMap[id], null);
break;
}
projectile.id = ((id+1) * 100) + pId;
projectile.body.CollidesWith = Category.None;
projectiles.Add(projectile);
}
else if (p == Protocol.ModifyTerrain)
{
byte pId = reader.ReadByte();
float px = reader.ReadSingle();
float py = reader.ReadSingle();
byte id = reader.ReadByte();
string ip = reader.ReadString();
for (int i = 0; i < projectiles.Count; i++ )
{
if (projectiles[i].id == ((id + 1) * 100) + pId)
{
CheckCollision(projectiles[i]);
projectiles.RemoveAt(i);
}
}
}
oldP = p;
}
catch (Exception e)
{
}
}
}
/// <summary>
/// Draws the gameplay screen.
/// </summary>
public override void Draw(GameTime gameTime)
{
frames++;
frameTimer += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
if (frameTimer > 1000)
{
fps = frames;
frameTimer = 0f;
frames = 0;
}
// This game has a blue background. Why? Because!
ScreenManager.GraphicsDevice.Clear(ClearOptions.Target,
Color.CornflowerBlue, 0, 0);
camera.Zoom = 1f;
Matrix proj = camera.SimProjection;
Matrix view = camera.SimView;
SpriteBatch spriteBatch = ScreenManager.SpriteBatch;
//Begins spriteBatch with the default sort mode, alpha blending on sprites, and a camera.
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.AlphaBlend, null, null, null, null, camera.View);
// Draws the game background.
skyLayer.Draw(spriteBatch);
leftWall.Draw(spriteBatch);
rightWall.Draw(spriteBatch);
player.Draw(spriteBatch);
foreach (Enemy e in enemies)
{
e.Draw(spriteBatch);
}
//--------NEED TO REWORK--------
//checks to see if a player is firing through their own input, creates a projectile associated with that player.
/* TODO:
* Need to add projectile types, this means that it will select a players selected weapon and pass it into projectile.
* Based on this we can subtract the nessesary mana / damage / rate of fire
* Change if statement to include players mana compared to selected spells requirement
*/
if (player.canFire)
{
//Yellow weapon selected
if (player.Weapon == Character.WeaponSelect.Yellow)
{
if (player.Mana >= YellowProjectile.manaCost)
{
Projectile projectile = new YellowProjectile(world, player.Position, projectileTexYellow, new Vector2(10.0f, 10.0f), ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos)), player, CheckCollision);
player.Mana -= YellowProjectile.manaCost;
player.fireDelay = projectile.delay;
projectiles.Add(projectile);
}
}
//Red weapon selected
else if (player.Weapon == Character.WeaponSelect.Red)
{
if (player.Mana >= RedProjectile.manaCost)
{
Projectile projectile = new RedProjectile(world, player.Position, projectileTexRed, new Vector2(10.0f, 10.0f), ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos)), player, CheckCollision);
player.Mana -= RedProjectile.manaCost;
player.fireDelay = projectile.delay;
projectiles.Add(projectile);
}
}
//Blue weapon selected
else if (player.Weapon == Character.WeaponSelect.Blue)
{
if (player.Mana >= BlueProjectile.manaCost)
{
Projectile projectile = new BlueProjectile(world, player.Position, projectileTexBlue, new Vector2(10.0f, 10.0f), ConvertUnits.ToDisplayUnits(camera.ConvertScreenToWorld(playerHUD.cursorPos)), player, CheckCollision);
player.Mana -= BlueProjectile.manaCost;
player.fireDelay = projectile.delay;
projectiles.Add(projectile);
}
}
player.canFire = false;
}
foreach (PhysicsObject projectile in projectiles)
{
projectile.Draw(spriteBatch);
}
//-----------------------
spriteBatch.End();
terrain.RenderTerrain(ref proj, ref view);
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.Additive, null, null, null, null, camera.View);
foreach (Explosion explosion in explosions)
{
explosion.Draw(spriteBatch);
}
spriteBatch.End();
DebugView.RenderDebugData(ref proj, ref view);
// If the game is transitioning on or off, fade it out to black.
if (TransitionPosition > 0 || pauseAlpha > 0)
{
float alpha = MathHelper.Lerp(1f - TransitionAlpha, 1f, pauseAlpha / 2);
ScreenManager.FadeBackBufferToBlack(alpha);
}
}
