public void collisionDetection(ref Models.Gameworld gameWorld, Vector2 movementVector, Vector2 rightStick, GameTime gameTime)
{
rockCollisionIndex.Clear();
rockProjectileCollisions.Clear();
enemyCollisionIndex.Clear();
enemyProjectileCollisions.Clear();
playerProjectileCollisions.Clear();
projectileCollisionsIndex.Clear();
checkPlayerProjectileCollisions(gameWorld);
checkEnemyProjectileCollisions(gameWorld);
playerCollisions(gameWorld, movementVector, rightStick, gameTime);
bounceThoseRocks(gameWorld.getRock());
}
private void checkPlayerProjectileCollisions(Models.Gameworld gameWorld)
{
List<int> collidedProjectileIndexes = new List<int>();
bool flaggBecauseFuckYouThatsWhy = false;
for (int i = 0; i < gameWorld.getPlayer().BulletList.Count; i++)
{
flaggBecauseFuckYouThatsWhy = false;
for (int j = 0; j < gameWorld.getRock().Count; j++)
{
if (gameWorld.getRock()[j].BoundingBox.Intersects(gameWorld.getPlayer().BulletList[i].BoundingBox))
{
if (perPixelCollisionDetection(gameWorld.getPlayer().BulletList[i],
gameWorld.getRock()[j]))
{
collidedProjectileIndexes.Add(i);
rockCollisionIndex.Add(j);
rockProjectileCollisions.Add(gameWorld.getPlayer().BulletList[i]);
rockProjectileCollisions.Add(gameWorld.getRock()[j]);
flaggBecauseFuckYouThatsWhy = true;
}
}
if (flaggBecauseFuckYouThatsWhy) break;
}
if (!flaggBecauseFuckYouThatsWhy)
{
for (int l = 0; l < gameWorld.EnemyList.Count; l++)
{
if (gameWorld.EnemyList[l].BoundingBox.Intersects(gameWorld.getPlayer().BulletList[i].BoundingBox))
{
if (perPixelCollisionDetection(gameWorld.getPlayer().BulletList[i],
gameWorld.EnemyList[l]))
{
collidedProjectileIndexes.Add(i);
enemyCollisionIndex.Add(l);
enemyProjectileCollisions.Add(gameWorld.getPlayer().BulletList[i]);
enemyProjectileCollisions.Add(gameWorld.EnemyList[l]);
flaggBecauseFuckYouThatsWhy = true;
}
}
if (flaggBecauseFuckYouThatsWhy) break;
}
}
}
//Remove collided projectiles.
if (collidedProjectileIndexes.Count > 0)
{
collidedProjectileIndexes.Sort();
//for (int i = 0; i < collidedProjectileIndexes.Count; i++)
for (int i = collidedProjectileIndexes.Count - 1; i >= 0; i--)
{
gameWorld.getPlayer().BulletList.RemoveAt(collidedProjectileIndexes[i]);
}
}
}
//Checks for collisions on the Player.
private void playerCollisions(Models.Gameworld gameWorld, Vector2 movementVector, Vector2 rightStick, GameTime gameTime)
{
Vector2 prePosition = gameWorld.getPlayer().Position;
gameWorld.getPlayer().update(movementVector, rightStick, gameTime);
//for (int i = 0; i < gameWorld.getRock().Count(); i++)
foreach (Models.Collidable rock in gameWorld.getRock())
{
if (rock.BoundingBox.Intersects(gameWorld.getPlayer().BoundingBox))
{
if (perPixelCollisionDetection(gameWorld.getPlayer(), rock))
{
gameWorld.getPlayer().Position = new Vector2(prePosition.X, prePosition.Y);
//gameWorld.getPlayer().Velocity = (Vector2.Zero);
knockback(gameWorld.PlayerObject, rock);
break;
}
}
}
levelBoundCollision(gameWorld, prePosition);
}
public void handleProjectileCollisions(Models.Gameworld gameWorld)
{
List<int> rockCollisionsIndex = physicsEngine.RockCollisionIndexes;
List<int> enemyCollisionsIndex = physicsEngine.EnemyCollisionIndexes;
List<Models.GameObject> rockProjectileCollisions = physicsEngine.getRockProjectileCollisions();
List<Models.GameObject> enemyProjectileCollisions = physicsEngine.getEnemyProjectileCollisions();
Models.Projectile projectile = null;
int damage;
if (rockProjectileCollisions.Count != 0)
{
for (int i = 0; i < rockProjectileCollisions.Count; i++)
{
projectile = (Models.Projectile)rockProjectileCollisions[i++];
damage = projectile.Damage;
rockProjectileCollisions[i].updateCurrentHealth(- damage);
spawnExplosionParticles(projectile, projectile, gameWorld.getParticleSystem());
physicsEngine.collisionUsingAllKindaCrazyStuff(rockProjectileCollisions[i], projectile);
}
for (int i = 0; i < rockCollisionsIndex.Count; i++)
{
if (gameWorld.getRock()[rockCollisionsIndex[i]].CurrentHealth <= 0)
{
spawnExplosionParticles(gameWorld.getRock()[rockCollisionsIndex[i]], projectile, gameWorld.getParticleSystem());
soundManager.playSoundWithPositioning("explosion", gameWorld.PlayerObject, gameWorld.getRock()[rockCollisionsIndex[i]]);
gameWorld.getRock().RemoveAt(rockCollisionsIndex[i]);
}
}
}
if(enemyProjectileCollisions.Count != 0)
{
for (int i = 0; i < enemyProjectileCollisions.Count; i++)
{
projectile = (Models.Projectile)enemyProjectileCollisions[i];
i++;
damage = projectile.Damage;
enemyProjectileCollisions[i].updateCurrentHealth(-damage);
spawnExplosionParticles(projectile, projectile, gameWorld.getParticleSystem());
}
for (int i = enemyCollisionsIndex.Count -1; i >= 0; i--)
{
if (gameWorld.EnemyList[enemyCollisionsIndex[i]].CurrentHealth <= 0)
{
spawnExplosionParticles(gameWorld.EnemyList[enemyCollisionsIndex[i]], projectile, gameWorld.getParticleSystem());
soundManager.playSoundWithPositioning("explosion", gameWorld.PlayerObject, gameWorld.EnemyList[enemyCollisionsIndex[i]]);
gameWorld.Score += gameWorld.EnemyList[enemyCollisionsIndex[i]].MaxHealth;
gameWorld.EnemyList.RemoveAt(enemyCollisionsIndex[i]);
}
}
}
}
