private bool ObjectsColliding(Powerup powerup, Sprite dinosaur)
{
float powerupLeft = powerup.Position.X;
float powerupRight = powerupLeft + 50;
float powerupTop = powerup.Position.Y;
float powerupBottom = powerupTop + 50;
float dinosaurLeft = dinosaur.Position.X - 30;
float dinosaurRight = dinosaurLeft + 60;
float dinosaurTop = dinosaur.Position.Y - 60;
float dinosaurBottom = dinosaurTop + 120;
if (powerupBottom >= dinosaurTop)
{
if (powerupTop <= dinosaurBottom)
{
if (powerupLeft <= dinosaurRight && powerupRight >= dinosaurLeft)
{
return true;
}
}
}
return false;
}
private void CheckIfPlayerHitSomething(Game game, SpriteBatch spriteBatch, ContentManager Content, List<HealthBar> healthBars)
{
for (int enemyCounter = enemies.Count - 1; enemyCounter >= 0; enemyCounter--)
{
Sprite enemy = enemies[enemyCounter];
enemy.IsHit = false;
for (int i = playerShots.shotsOne.Count - 1; i >= 0; i--)
{
//don't check for collision below half screen height
if (playerShots.shotsOne[i].Y > _halfScreenHeight)
continue;
if ((Vector2.DistanceSquared(playerShots.shotsOne[i], enemy.Position) < ((enemy.width * enemy.height) / 11f)))
{
enemy.IsHit = true;
enemy._currentHealth -= 10;
playerShots.shotsOne.RemoveAt(i);
if (enemy._currentHealth <= 0)
{
AnimatedSprite explode = new AnimatedSprite(12, 0, 0, 134, 134, game, explodeImage,
enemy.Position,
spriteBatch, new Enemies.EnemyType(Content, Enemies.EnemyType.Etype.Simple));
explode.Name = "Explode";
explode.delay = 75f;
healthBars.RemoveAt(healthBars.Count - 1);
explosionSound.Play();
dinosaurOne.Points += enemy.enemyType.PointValue;
Random r = new Random();
if (r.NextDouble() > 0.75)
{
Vector2 powerupStartingPosition = enemy.Position;
Powerup p = new Powerup(gdm, sb, cm, powerupStartingPosition);
powerups.Add(p);
}
enemies.RemoveAt(enemyCounter);
explosions.Add(explode);
}
return;
}
}
}
if (playerShots.shotsTwo != null)
{
for (int enemyCounter = enemies.Count - 1; enemyCounter >= 0; enemyCounter--)
{
Sprite enemy = enemies[enemyCounter];
enemy.IsHit = false;
for (int i = playerShots.shotsTwo.Count - 1; i >= 0; i--)
{
//don't check for collision below half screen height
if (playerShots.shotsTwo[i].Y > _halfScreenHeight)
continue;
if ((Vector2.DistanceSquared(playerShots.shotsTwo[i], enemy.Position) < ((enemy.width * enemy.height) / 11f)))
{
enemy.IsHit = true;
enemy._currentHealth -= 10;
playerShots.shotsTwo.RemoveAt(i);
if (enemy._currentHealth <= 0)
{
AnimatedSprite explode = new AnimatedSprite(12, 0, 0, 134, 134, game, explodeImage,
enemy.Position,
spriteBatch, new Enemies.EnemyType(Content, Enemies.EnemyType.Etype.Simple));
explode.Name = "Explode";
explode.delay = 75f;
healthBars.RemoveAt(healthBars.Count - 1);
explosionSound.Play();
dinosaurTwo.Points += enemy.enemyType.PointValue;
Random r = new Random();
if (r.NextDouble() > 0.75)
{
Vector2 powerupStartingPosition = enemy.Position;
Powerup p = new Powerup(gdm, sb, cm, powerupStartingPosition);
powerups.Add(p);
}
enemies.RemoveAt(enemyCounter);
explosions.Add(explode);
}
return;
}
}
}
}
}