/// <summary>
/// Undoes StartNewGame() so that a new game can be created.
/// </summary>
private void ClearGame()
{
GameState.ClearGame();
PainStaticMaker.ClearGame();
LoseScreen.ClearGame();
_shiftInterface.ClearGame();
Objects.ClearGame();
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
float deltaTime = ((float)gameTime.ElapsedGameTime.TotalMilliseconds) * 0.001f;
//must call once BEFORE any keyboard/mouse operations
InputManager.Update(deltaTime);
updateGameState();
if (GameState.Mode == GameState.GameMode.EXITED)
{
return;
}
else if (GameState.Mode == GameState.GameMode.PREGAME)
{
}
else if (GameState.Mode == GameState.GameMode.NORMAL)
{
normalGameUpdate(deltaTime);
}
else if (GameState.Mode == GameState.GameMode.SHIFTING)
{
_shiftInterface.Update(deltaTime);
}
else if (GameState.Mode == GameState.GameMode.PAUSED)
{
//update stuff for the pause menu
}
else if (GameState.Mode == GameState.GameMode.GAMEOVERWIN)
{
//quack goes the duck
}
else if (GameState.Mode == GameState.GameMode.GAMEOVERLOSE)
{
_backgroundMusic.Stop();
LoseScreen.Update(deltaTime);
Objects.MainCamera.Update(deltaTime);
PainStaticMaker.Update(deltaTime);
}
base.Update(gameTime);
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.StartNewGame will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// Create a new SpriteBatch, which can be used to draw textures.
_spriteBatch = new SpriteBatch(GraphicsDevice);
_hudManager.Initialize();
//set up the black pixel used for clearing the screen
_blackPx = new Texture2D(_graphics.GraphicsDevice, 1, 1);
uint[] px = { 0xFFFFFFFF };
_blackPx.SetData <uint>(px);
InputManager.Initialize();
SoundEffectManager.Initilize();
//initial menu music
_backgroundMusic = new MusicController();
_backgroundMusic.Enqueue("Predatory Instincts_ElevatorRemix");
_backgroundMusic.Play();
PainStaticMaker.Initialize();
_mouseDrawer.Initialize();
CharacterType.Initialize();
ParticleType.Initialize();
LoseScreen.Initialize();
GameState.Initilize();
StartNewGame();
_shiftInterface.Initialize(_spriteBatch);
base.Initialize();
}
/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.Black);
/**** Draw Game Objects ****/
_spriteBatch.Begin(SpriteSortMode.BackToFront, BlendState.AlphaBlend);
//Draw real game
drawObjects(gameTime);
_spriteBatch.End();
/**** Draw Glow Effects ****/
//Using BlendState.Additive will make things drawn in this section only brighten, never darken.
//This means colors will be intensified, and look like glow
_spriteBatch.Begin(SpriteSortMode.Immediate, BlendState.Additive);
//Draw real game
drawGlows(gameTime);
PainStaticMaker.DrawStatic(_spriteBatch);
_spriteBatch.End();
_spriteBatch.Begin(SpriteSortMode.BackToFront, BlendState.AlphaBlend);
/**** Draw HUD ****/
_hudManager.Draw_HUD(_spriteBatch);
Objects.DrawMinimap(Objects.MainCamera);
/**** Draw Special State Objects ****/
if (GameState.Mode == GameState.GameMode.PAUSED)
{
drawPauseOverlay();
}
else if (GameState.Mode == GameState.GameMode.GAMEOVERWIN)
{
drawGameoverWinOverlay();
}
else if (GameState.Mode == GameState.GameMode.GAMEOVERLOSE)
{
LoseScreen.Draw(_spriteBatch);
}
else if (GameState.Mode == GameState.GameMode.PREGAME)
{
drawStartMenuOverlay(gameTime);
}
else if (GameState.Mode == GameState.GameMode.SHIFTING)
{
_shiftInterface.Draw();
Objects.DrawOnShiftInterface(_shiftInterface);
}
_mouseDrawer.drawMouse(_spriteBatch);
_spriteBatch.End();
base.Draw(gameTime);
}
private void updateGameState()
{
//Allows the game to exit
if (InputManager.IsKeyDown(Keys.Escape))
{
ClearGame();
GameState.Mode = GameState.GameMode.EXITED;
this.Exit();
return;
}
//menu screen progression
if (GameState.Mode == GameState.GameMode.PREGAME && InputManager.IsMouseClicked())
{
//game music
_backgroundMusic.Stop();
_backgroundMusic.ClearQueue();
_backgroundMusic.Enqueue("01 Cryogenic Dreams");
_backgroundMusic.Enqueue("05 Rapid Cognition");
_backgroundMusic.Enqueue("10 Disappear");
_backgroundMusic.Play();
GameState.Mode = GameState.GameMode.NORMAL;
}
if ((GameState.Mode == GameState.GameMode.GAMEOVERWIN || (GameState.Mode == GameState.GameMode.GAMEOVERLOSE && LoseScreen.TimerFinished())) && InputManager.IsMouseClicked())
{
ResetGame();
_backgroundMusic.Stop();
_backgroundMusic.ClearQueue();
_backgroundMusic.Enqueue("Predatory Instincts_ElevatorRemix");
_backgroundMusic.Play();
GameState.Mode = GameState.GameMode.PREGAME;
}
//pause/unpause
if (InputManager.IsKeyClicked(Keys.P) && GameState.Mode == GameState.GameMode.PAUSED)
{
GameState.Mode = GameState.GameMode.NORMAL;
SoundEffectManager.ResumeSound("shift");
}
else if (InputManager.IsKeyClicked(Keys.P) && GameState.Mode == GameState.GameMode.NORMAL)
{
GameState.Mode = GameState.GameMode.PAUSED;
SoundEffectManager.PauseSound("shift");
}
//shifting interface
if (InputManager.IsKeyClicked(Keys.Space) && GameState.Mode == GameState.GameMode.SHIFTING)
{
GameState.Mode = GameState.GameMode.NORMAL;
SoundEffectManager.ResumeSound("shift");
}
else if (InputManager.IsKeyClicked(Keys.Space) && GameState.Mode == GameState.GameMode.NORMAL)
{
GameState.Mode = GameState.GameMode.SHIFTING;
SoundEffectManager.PauseSound("shift");
}
//you died
if (Objects.MainPlayer == null || Objects.MainPlayer.ShouldBeKilled)
{
GameState.Mode = GameState.GameMode.GAMEOVERLOSE;
SoundEffectManager.StopInstances();
}
if (GameState.AllObjectivesCollected)
{
GameState.Mode = GameState.GameMode.GAMEOVERWIN;
SoundEffectManager.StopInstances();
}
}