/// <summary>
/// Method that updates the game
/// </summary>
/// <param name="input">Input</param>
/// <param name="gameTime">GameTime</param>
public override void Update(Input input, GameTime gameTime)
{
base.Update(input, gameTime);
// Keep moving the missile forward
var pos = Position;
var delta = Forward * Speed * (float)gameTime.ElapsedGameTime.TotalSeconds;
Move(delta);
// If not exploded, kee[ counting down
if (boemInSec > 0)
{
boemInSec -= (float)gameTime.ElapsedGameTime.TotalSeconds;
}
// If we hit anything or the timer runs out, EXPLODE
if (Collider.CollidesAny() || boemInSec <= 0)
{
Position = pos;
Speed = 0.0f;
MonoGearGame.SpawnLevelEntity(new Explosion()
{
Position = this.Position
});
MonoGearGame.DestroyEntity(this);
}
}
/// <summary>
/// Method called every frame
/// </summary>
/// <param name="input">Input</param>
/// <param name="gameTime">GameTime</param>
public override void Update(Input input, GameTime gameTime)
{
if (creditsMode)
{
//One time changes
if (MonoGearGame.FindEntitiesOfType <GameUI>()[0].Enabled)
{
// Disable UI, spawn credits and set other things
MonoGearGame.FindEntitiesOfType <GameUI>()[0].Enabled = false;
MonoGearGame.FindEntitiesOfType <GameUI>()[0].Visible = false;
MonoGearGame.SpawnLevelEntity(new Credits());
instanceTexture = playerSprite;
Health = 1;
}
// Move right on the screen
Position += Speed * new Vector2(1, 0) * (float)gameTime.ElapsedGameTime.TotalSeconds;
Rotation = MathHelper.ToRadians(90);
forwardSpeed = Speed;
jeepSound.Volume = 0;
// Required for tank range detection
player.Position = Position;
// Camera tracking
if (Position.X < 28000)
{
Camera.main.Position = Position;
}
return;
}
// Handles driving and input
base.Update(input, gameTime);
// Speed based volume
float minVolume = 0.75f;
if (Entered)
{
if (instanceTexture != playerSprite)
{
instanceTexture = playerSprite;
}
jeepSound.Volume = minVolume + (1.0f - minVolume) * Math.Abs(forwardSpeed) / Speed;
}
else
{
if (instanceTexture != jeepSprite)
{
instanceTexture = jeepSprite;
}
jeepSound.Volume = minVolume;
}
jeepSound.Position = Position;
}
/// <summary>
/// Method that updates the game.
/// </summary>
/// <param name="input">Input</param>
/// <param name="gameTime">GameTime</param>
public override void Update(Input input, GameTime gameTime)
{
if (creditsMode)
{
// Fire at player jeep once
if (Vector2.Distance(player.Position, Position) < 250)
{
FireCannon();
creditsMode = false;
}
}
// Input and movement handling
base.Update(input, gameTime);
if (destroyed)
{
AudioManager.StopPositional(tankSound);
}
float minVolume = 0.1f;
if (Entered)
{
// Speed based sound
tankSound.Position = Position;
tankSound.Volume = minVolume + (0.2f - minVolume) * Math.Abs(forwardSpeed) / Speed;
// Player controlled cannon
if (input.IsButtonPressed(Input.Button.Shoot) && lastShootTime + GunCycleTime <= (float)gameTime.TotalGameTime.TotalSeconds)
{
lastShootTime = (float)gameTime.TotalGameTime.TotalSeconds;
FireCannon();
}
// Player controlled MG
if (input.IsButtonPressed(Input.Button.Throw))
{
var bullet = new Bullet(Collider);
bullet.Rotation = Rotation;
bullet.Position = Position + Forward * 18 + Right * 10;
MonoGearGame.SpawnLevelEntity(bullet);
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/Tank_gatling").CreateInstance();
sound.Volume = 0.5f * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
}
}
else
{
tankSound.Volume = minVolume;
}
}
/// <summary>
/// Fires tank main gun by spaning a missile
/// </summary>
public void FireCannon()
{
var missile = new Missile(MonoGearGame.FindEntitiesOfType <Player>()[0].Collider);
missile.Rotation = Rotation;
missile.Position = Position + Forward * 88;
MonoGearGame.SpawnLevelEntity(missile);
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/Tank_shot").CreateInstance();
sound.Volume = 0.5f * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
}
public override void Destroy()
{
// Throw the player out
if (Entered)
{
Exit();
}
instanceTexture = destroyedSprite;
Enabled = false;
destroyed = true;
AudioManager.StopPositional(jeepSound);
if (creditsMode)
{
// Car has exploded, show restart screen
var go = new GameOver();
MonoGearGame.SpawnLevelEntity(go);
Exit();
go.EnableGameOver();
player.Enabled = false; // Ensure camera doesn't snap to player next frame
player.Visible = false; // Ensure player remains invisible
}
}
/// <summary>
/// Called once per frame
/// </summary>
/// <param name="input"></param>
/// <param name="gameTime"></param>
public override void Update(Input input, GameTime gameTime)
{
base.Update(input, gameTime);
// If sleeping, dont do anything
if (state == State.Sleeping)
{
return;
}
// If in pursuit
if (state == State.Pursuit)
{
// Keep the animation running
AnimationRunning = true;
var target = playerPos;
if (Vector2.DistanceSquared(Position, target) > 90)
{
// Move towards player
Rotation = MathExtensions.VectorToAngle(target - Position);
var delta = MathExtensions.AngleToVector(Rotation) * (float)gameTime.ElapsedGameTime.TotalSeconds;
delta *= RunSpeed;
AnimationDelta = 0.05f;
Move(delta);
}
}
// Follow current path
else if (currentPath != null && currentPathIndex >= 0)
{
AnimationRunning = true;
if (currentPathIndex < currentPath.Count)
{
var target = currentPath[currentPathIndex];
if (Vector2.DistanceSquared(Position, target) < 8)
{
currentPathIndex++;
if (state == State.Patrolling) // Loop path when patrolling
{
if (currentPathIndex >= currentPath.Count)
{
currentPathIndex = 0;
}
}
}
else
{
// Move down the path
Rotation = MathExtensions.VectorToAngle(target - Position);
var delta = MathExtensions.AngleToVector(Rotation) * (float)gameTime.ElapsedGameTime.TotalSeconds;
if (state == State.Alerted || state == State.ToAlert)
{
delta *= RunSpeed;
AnimationDelta = 0.05f;
}
else
{
delta *= WalkSpeed;
AnimationDelta = 0.1f;
}
Move(delta);
}
}
else
{
// Reached end of path or waiting for a new one
currentPathIndex = -1;
if (state == State.Alerted || state == State.Interested)
{
StartSearch(gameTime);
}
else if (state == State.ToPatrol)
{
currentPath = PatrolPath;
currentPathIndex = patrolPathIndex;
state = State.Patrolling;
}
}
}
// State stuff
if (state == State.Idle)
{
StartPatrol();
AnimationRunning = false;
AnimationCurrentFrame = 1;
}
else if (state == State.Searching)
{
// Wait a little bit at the spot when 'searching'
if (gameTime.TotalGameTime.TotalSeconds >= searchStartTime + searchTime)
{
state = State.Idle;
}
else
{
AnimationRunning = false;
AnimationCurrentFrame = 1;
}
}
// We can hear the player but not see him
if (!CanSee(out playerPos) && CanHear(out playerPos))
{
Interest(playerPos);
}
if (CanSee(out playerPos))
{
// We can see the player
AnimationRunning = false;
RunSpeed = 0;
WalkSpeed = 0;
// If player is spotted in JamesBond difficulty, instant game over
if (SettingsPage.Difficulty.Equals(DifficultyLevels.JamesBond))
{
player.Health -= 50;
}
else
{
// Else we start following the player
state = State.Pursuit;
if (CanSee(out playerPos))
{
// Start shooting if we can see the player
if (gameTime.TotalGameTime.TotalSeconds >= shootStartTime + shootTime)
{
var bullet = new Bullet(Collider);
bullet.Position = Position;
bullet.Rotation = Rotation;
bullet.Rotation = MathExtensions.VectorToAngle(playerPos - Position);
MonoGearGame.SpawnLevelEntity(bullet);
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/Gunshot").CreateInstance();
sound.Volume = 0.4f * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
shootStartTime = (float)gameTime.TotalGameTime.TotalSeconds;
}
}
}
}
else if (state == State.Pursuit)
{
AnimationRunning = true;
WalkSpeed = 35.0f;
RunSpeed = 90.0f;
// Can't see player anymore, but we just followed him so go looking for him
Alert(playerPos);
}
else
{
AnimationRunning = true;
WalkSpeed = 35.0f;
RunSpeed = 90.0f;
}
}
/// <summary>
/// Method that updates the game
/// </summary>
/// <param name="input">Input</param>
/// <param name="gameTime">GameTime</param>
public override void Update(Input input, GameTime gameTime)
{
base.Update(input, gameTime);
var target = player.Position;
Rotation = MathExtensions.VectorToAngle(target - Position);
var distance = Vector2.Distance(Position, target);
if (distance > 260)
{
// Move towards player
var delta = MathExtensions.AngleToVector(Rotation) * (float)gameTime.ElapsedGameTime.TotalSeconds;
if (distance > 400)
{
delta *= speed;
}
else if (player.CurrentVehicle != null)
{
delta *= player.CurrentVehicle.Speed + 15;
}
else
{
delta *= player.Speed + 15;
}
Move(delta);
}
heliSound.Position = Position;
// Check if the delay is greater than 0
if (delay > 0)
{
delay -= (float)gameTime.ElapsedGameTime.TotalSeconds;
}
// Check if the delay is smaller than 0
if (delay <= 0 && distance < 320)
{
var missile = new Missile(MonoGearGame.FindEntitiesOfType <Player>()[0].Collider);
// Check what barrel to shoot from
Vector2 vec = new Vector2(18, 0);
if (barrelNr == 0)
{
vec.Y = 24;
}
if (barrelNr == 1)
{
vec.Y = -24;
}
if (barrelNr == 2)
{
vec.Y = 18;
}
if (barrelNr == 3)
{
vec.Y = -18;
}
missile.Position = Position + Forward * vec.X + Right * vec.Y;
missile.Rotation = MathExtensions.VectorToAngle(player.Position - missile.Position);
MonoGearGame.SpawnLevelEntity(missile);
barrelNr++;
if (barrelNr > 3)
{
barrelNr = 0;
}
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/Helicopter_missile").CreateInstance();
sound.Volume = 0.5f * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
delay = 1f + 3.0f * (float)MathExtensions.Random.NextDouble();
}
}
/// <summary>
/// Called once per frame
/// </summary>
/// <param name="input">input</param>
/// <param name="gameTime">gametime</param>
public override void Update(Input input, GameTime gameTime)
{
// Animation done by parent class
base.Update(input, gameTime);
// Movement delta
var dx = 0.0f;
var dy = 0.0f;
// Use analog sticks or keyboard for movement depending on if we have a gamepad connected
if (input.PadConnected())
{
var sticks = input.GetGamepadState().ThumbSticks;
dx += sticks.Left.X * Speed;
dy += sticks.Left.Y * Speed;
}
else
{
if (input.IsButtonDown(Input.Button.Left))
{
dx -= Speed;
}
if (input.IsButtonDown(Input.Button.Right))
{
dx += Speed;
}
if (input.IsButtonDown(Input.Button.Up))
{
dy -= Speed;
}
if (input.IsButtonDown(Input.Button.Down))
{
dy += Speed;
}
}
// Sneak mode
if (input.IsButtonDown(Input.Button.Sneak))
{
SneakMode = true;
Speed = 50;
}
else
{
SneakMode = false;
Speed = 100;
}
// Clamp movement speed
var delta = new Vector2(dx, dy);
if (delta.LengthSquared() > Speed * Speed)
{
delta.Normalize();
delta *= Speed;
}
// Get correct tile sound
var tilevalue = MonoGearGame.GetCurrentLevel().GetTile(Position)?.Sound;
SoundEffectInstance tilesound;
switch (tilevalue)
{
case Tile.TileSound.Grass:
tilesound = walkingSoundGrass;
break;
case Tile.TileSound.Water:
tilesound = walkingSoundWater;
break;
case Tile.TileSound.Concrete:
tilesound = walkingSoundStone;
break;
default:
tilesound = walkingSoundStone;
break;
}
if (tilesound != null && tilesound != walkingSound)
{
// stop old sound
walkingSound.Stop();
walkingSound = tilesound;
}
if (delta.LengthSquared() > 0)
{
// Moving
Rotation = MathExtensions.VectorToAngle(delta);
AnimationRunning = true;
walkingSound.Play();
}
else
{
// Standing still
SneakMode = true;
AnimationRunning = false;
AnimationCurrentFrame = 1;
walkingSound.Stop();
}
// Sneaking is silent
if (SneakMode)
{
walkingSound.Stop();
}
// Reduce delay per frame
if (ThrowingDelay > 0)
{
ThrowingDelay -= 1;
}
// Throw rock
if (input.IsButtonPressed(Input.Button.Throw))
{
if (ThrowingDelay <= 0)
{
// Spawn rock and play sound
var rock = new Rock(MonoGearGame.FindEntitiesOfType <Player>()[0].Collider);
rock.Position = Position;
rock.Rotation = Rotation;
MonoGearGame.SpawnLevelEntity(rock);
ThrowingDelay = 45;
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/StoneTrow_sound").CreateInstance();
sound.Volume = 1 * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
}
}
// Shoot sleep dart
if (input.IsButtonPressed(Input.Button.Shoot))
{
if (DartCount > 0)
{
// Spawn dart and play sound
var sleepDart = new SleepDart(MonoGearGame.FindEntitiesOfType <Player>()[0].Collider);
sleepDart.Position = Position;
sleepDart.Rotation = Rotation;
MonoGearGame.SpawnLevelEntity(sleepDart);
DartCount--;
var sound = MonoGearGame.GetResource <SoundEffect>("Audio/AudioFX/Blowgun").CreateInstance();
sound.Volume = 1 * SettingsPage.Volume * SettingsPage.EffectVolume;
sound.Play();
}
}
// Check collisions
if (input.IsKeyDown(Keys.N))
{
// Noclip mode for debugging
Position += delta * (float)gameTime.ElapsedGameTime.TotalSeconds * 10;
}
else
{
// Check collisions per axis
var prevPos = Position;
var deltaX = new Vector2(delta.X, 0);
var deltaY = new Vector2(0, delta.Y);
Position += deltaX * (float)gameTime.ElapsedGameTime.TotalSeconds;
if (Collider.CollidesAny())
{
// Reset if we hit anything
Position = prevPos;
}
prevPos = Position;
Position += deltaY * (float)gameTime.ElapsedGameTime.TotalSeconds;
if (Collider.CollidesAny())
{
// Reset if we hit anything
Position = prevPos;
}
}
// Camera tracks player
Camera.main.Position = new Vector2(Position.X, Position.Y);
}
