/// <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)
{
fader.Update(gameTime);
if (gameState == GameStatus.startMenu)
{
ParseInput(gameTime); // fixme
return;
}
// Allows the game to exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
this.Exit();
// TODO: Add your update logic here
foreach (Entity tmpEntity in newEntities)
{
listOfEntities.Add(tmpEntity);
}
newEntities.RemoveRange(0, newEntities.Count());
// this code should be off in its own method
// add more planes:
if (numberOfEnemies < MAX_ENEMIES && randomizer.Next(10) < 1)
{
Vector2 tmpVector = new Vector2(randomizer.Next(10, 790), -50); // FIXME: get rid of magic numbers
ShipType tmpShipType = (ShipType)randomizer.Next(0, 3);
AIType tmpAIType = (AIType)randomizer.Next(0, 4);
// FIXME: this should be controlled differently
if (enemiesPassed % ZEPPELIN_FREQUENCY == (ZEPPELIN_FREQUENCY - 1))
{
ZeppelinBoss tmpZepp = new ZeppelinBoss(zeppelinTexture, new Vector2(400, -250), this);
listOfEntities.Add(tmpZepp);
}
else
{
EnemyShip tmpEnemyShip = new EnemyShip(enemyTexture, tmpShipType, tmpAIType, tmpVector, this);
listOfEntities.Add(tmpEnemyShip);
}
++numberOfEnemies;
++enemiesPassed;
}
// parse player's keypresses
ParseInput(gameTime);
List<Entity> entitiesToDelete = new List<Entity>();
// go thru each entity and update its AI:
foreach (Entity tmpEntity in listOfEntities)
{
tmpEntity.Update(gameTime);
// if an entity is off the screen, mark it for death!
if (!tmpEntity.isVisible()) entitiesToDelete.Add(tmpEntity);
}
// collision detection -- FIXME: this should be its own function at the very least.
for (int compare_index1 = 0; compare_index1 < listOfEntities.Count; compare_index1++)
{
for (int compare_index2 = compare_index1 + 1; compare_index2 < listOfEntities.Count; compare_index2++)
{
Entity compareEntity1 = listOfEntities[compare_index1];
Entity compareEntity2 = listOfEntities[compare_index2];
if(compareEntity1.Collision() &&
compareEntity2.Collision() &&
(compareEntity1.GetTeam() != compareEntity2.GetTeam())
)
{
Rectangle rect1 = compareEntity1.ScreenRect();
Rectangle rect2 = compareEntity2.ScreenRect();
if (rect1.Intersects(rect2))
{
// FIXME: this should take data from the individual ships
compareEntity1.TakeDamage(5);
compareEntity2.TakeDamage(5);
// FIXME
if (!compareEntity1.isVisible() || !compareEntity2.isVisible())
{
if (randomizer.Next(0, 10) < 1)
{
Entity tmpPowerUp = new PowerUp(powerUpsTexture, PowerUpType.repair, compareEntity1.CurrentPosition());
listOfPowerUps.Add(tmpPowerUp);
}
}
// randomize the pitch of the explosion
// TODO: put this in a separate class
float pitchShift = -0.1f * (float)randomizer.Next(1, 5) - 0.5f;
explosion1.Play(0.20f, pitchShift, 0.0f);
Vector2 tmpPosition = listOfEntities[compare_index2].CurrentPosition();
// create the physical explosion:
Explosion tmpExplosion = new Explosion(explosionsTexture, ExplosionType.Basic, tmpPosition);
listOfExplosions.Add(tmpExplosion);
}
}
}
// power-up collisions:
foreach (Entity tmpPowerUp in listOfPowerUps)
{
if (player.ScreenRect().Intersects(tmpPowerUp.ScreenRect()))
{
tmpPowerUp.Destroy();
// FIXME: this should be dealt with by the the powerup + player
player.Repair(1);
}
}
// FIXME: this is messy! should probably be split off
if (player.GetHealth() <= 0 && gameState == GameStatus.game)
{
gameState = GameStatus.dead;
MediaPlayer.IsRepeating = false;
MediaPlayer.Play(Content.Load<Song>("Music/taps"));
MediaPlayer.Volume = 1.0f;
}
}
// end collision detection
// remove any entities that have been marked for death:
// have to do it this way, or the foreach code above will freak out
foreach (Entity tmpEntity in entitiesToDelete)
{
listOfEntities.Remove(tmpEntity);
if (tmpEntity is EnemyShip) --numberOfEnemies;
}
// power-ups next
// update & delete ones that are finished --- TODO: put this all in a separate function that gets called repeatedly
List<Entity> powerUpsToDelete = new List<Entity>();
foreach (Entity tmpPowerUp in listOfPowerUps)
{
tmpPowerUp.Update(gameTime);
if (!tmpPowerUp.isVisible()) powerUpsToDelete.Add(tmpPowerUp);
}
foreach (Entity tmpPowerUp in powerUpsToDelete)
{
listOfPowerUps.Remove(tmpPowerUp);
}
// explosions now!
// update and delete ones that are finished
List<Entity> explosionsToDelete = new List<Entity>();
foreach (Entity tmpExplosion in listOfExplosions)
{
tmpExplosion.Update(gameTime);
if (!tmpExplosion.isVisible()) explosionsToDelete.Add(tmpExplosion);
}
foreach (Entity tmpExplosion in explosionsToDelete)
{
listOfExplosions.Remove(tmpExplosion);
}
base.Update(gameTime);
}
/// <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)
{
fader.Update(gameTime);
if (gameState == GameStatus.startMenu)
{
ParseInput(gameTime); // fixme
return;
}
// Allows the game to exit
if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
{
this.Exit();
}
// TODO: Add your update logic here
foreach (Entity tmpEntity in newEntities)
{
listOfEntities.Add(tmpEntity);
}
newEntities.RemoveRange(0, newEntities.Count());
// this code should be off in its own method
// add more planes:
if (numberOfEnemies < MAX_ENEMIES && randomizer.Next(10) < 1)
{
Vector2 tmpVector = new Vector2(randomizer.Next(10, 790), -50); // FIXME: get rid of magic numbers
ShipType tmpShipType = (ShipType)randomizer.Next(0, 3);
AIType tmpAIType = (AIType)randomizer.Next(0, 4);
// FIXME: this should be controlled differently
if (enemiesPassed % ZEPPELIN_FREQUENCY == (ZEPPELIN_FREQUENCY - 1))
{
ZeppelinBoss tmpZepp = new ZeppelinBoss(zeppelinTexture, new Vector2(400, -250), this);
listOfEntities.Add(tmpZepp);
}
else
{
EnemyShip tmpEnemyShip = new EnemyShip(enemyTexture, tmpShipType, tmpAIType, tmpVector, this);
listOfEntities.Add(tmpEnemyShip);
}
++numberOfEnemies;
++enemiesPassed;
}
// parse player's keypresses
ParseInput(gameTime);
List <Entity> entitiesToDelete = new List <Entity>();
// go thru each entity and update its AI:
foreach (Entity tmpEntity in listOfEntities)
{
tmpEntity.Update(gameTime);
// if an entity is off the screen, mark it for death!
if (!tmpEntity.isVisible())
{
entitiesToDelete.Add(tmpEntity);
}
}
// collision detection -- FIXME: this should be its own function at the very least.
for (int compare_index1 = 0; compare_index1 < listOfEntities.Count; compare_index1++)
{
for (int compare_index2 = compare_index1 + 1; compare_index2 < listOfEntities.Count; compare_index2++)
{
Entity compareEntity1 = listOfEntities[compare_index1];
Entity compareEntity2 = listOfEntities[compare_index2];
if (compareEntity1.Collision() &&
compareEntity2.Collision() &&
(compareEntity1.GetTeam() != compareEntity2.GetTeam())
)
{
Rectangle rect1 = compareEntity1.ScreenRect();
Rectangle rect2 = compareEntity2.ScreenRect();
if (rect1.Intersects(rect2))
{
// FIXME: this should take data from the individual ships
compareEntity1.TakeDamage(5);
compareEntity2.TakeDamage(5);
// FIXME
if (!compareEntity1.isVisible() || !compareEntity2.isVisible())
{
if (randomizer.Next(0, 10) < 1)
{
Entity tmpPowerUp = new PowerUp(powerUpsTexture, PowerUpType.repair, compareEntity1.CurrentPosition());
listOfPowerUps.Add(tmpPowerUp);
}
}
// randomize the pitch of the explosion
// TODO: put this in a separate class
float pitchShift = -0.1f * (float)randomizer.Next(1, 5) - 0.5f;
explosion1.Play(0.20f, pitchShift, 0.0f);
Vector2 tmpPosition = listOfEntities[compare_index2].CurrentPosition();
// create the physical explosion:
Explosion tmpExplosion = new Explosion(explosionsTexture, ExplosionType.Basic, tmpPosition);
listOfExplosions.Add(tmpExplosion);
}
}
}
// power-up collisions:
foreach (Entity tmpPowerUp in listOfPowerUps)
{
if (player.ScreenRect().Intersects(tmpPowerUp.ScreenRect()))
{
tmpPowerUp.Destroy();
// FIXME: this should be dealt with by the the powerup + player
player.Repair(1);
}
}
// FIXME: this is messy! should probably be split off
if (player.GetHealth() <= 0 && gameState == GameStatus.game)
{
gameState = GameStatus.dead;
MediaPlayer.IsRepeating = false;
MediaPlayer.Play(Content.Load <Song>("Music/taps"));
MediaPlayer.Volume = 1.0f;
}
}
// end collision detection
// remove any entities that have been marked for death:
// have to do it this way, or the foreach code above will freak out
foreach (Entity tmpEntity in entitiesToDelete)
{
listOfEntities.Remove(tmpEntity);
if (tmpEntity is EnemyShip)
{
--numberOfEnemies;
}
}
// power-ups next
// update & delete ones that are finished --- TODO: put this all in a separate function that gets called repeatedly
List <Entity> powerUpsToDelete = new List <Entity>();
foreach (Entity tmpPowerUp in listOfPowerUps)
{
tmpPowerUp.Update(gameTime);
if (!tmpPowerUp.isVisible())
{
powerUpsToDelete.Add(tmpPowerUp);
}
}
foreach (Entity tmpPowerUp in powerUpsToDelete)
{
listOfPowerUps.Remove(tmpPowerUp);
}
// explosions now!
// update and delete ones that are finished
List <Entity> explosionsToDelete = new List <Entity>();
foreach (Entity tmpExplosion in listOfExplosions)
{
tmpExplosion.Update(gameTime);
if (!tmpExplosion.isVisible())
{
explosionsToDelete.Add(tmpExplosion);
}
}
foreach (Entity tmpExplosion in explosionsToDelete)
{
listOfExplosions.Remove(tmpExplosion);
}
base.Update(gameTime);
}
