// Collision order: projectile to player, projectile to enemy, projectile to item
public List <Collision> GetCollisionList()
{
// Projectile hits Player
foreach (IProjectile proj in projectileList)
{
Rectangle projHitbox = proj.GetHitbox();
// Projectile hits Player
foreach (IPlayer player in players)
{
DetectionUtil.AddCollision(projHitbox, player.GetPlayerHitbox(), proj, player, collisionList);
}
// Projectile hits Enemy
foreach (IEnemy enemy in enemyList)
{
foreach (Rectangle enemyHitbox in enemy.GetHitboxes())
{
DetectionUtil.AddCollision(projHitbox, enemyHitbox, proj, enemy, collisionList);
}
}
// Projectile hits Item
foreach (IItem item in itemList)
{
DetectionUtil.AddCollision(projHitbox, item.GetHitbox(), proj, item, collisionList);
}
}
return(collisionList);
}
public List <Collision> GetCollisionList()
{
// Enemy collides with Player
foreach (IEnemy enemy in enemyList)
{
foreach (Rectangle enemyHitbox in enemy.GetHitboxes())
{
foreach (IPlayer player in players)
{
DetectionUtil.AddCollision(enemyHitbox, player.GetPlayerHitbox(), enemy, player, collisionList);
}
}
}
// Enemy collides with Environment
foreach (IEnemy enemy in enemyList)
{
foreach (Rectangle enemyHitbox in enemy.GetHitboxes())
{
foreach (IEnvironment environment in environmentList)
{
foreach (Rectangle envHitbox in environment.GetHitboxes())
{
if (DetectionUtil.AddCollision(enemyHitbox, envHitbox, enemy, environment, collisionList))
{
goto NextEnemy;
}
}
}
}
NextEnemy:
continue;
}
return(collisionList);
}
// Collision order: player to item, player to enemy
public List <Collision> GetCollisionList()
{
foreach (IPlayer player in players)
{
playerHitbox = player.GetPlayerHitbox();
swordHitbox = player.GetSwordHitbox();
// Player/Sword collides with Item
foreach (IItem item in ItemList)
{
if (!DetectionUtil.AddCollision(playerHitbox, item.GetHitbox(), player, item, collisionList) && !InvalidSwordPickups.Contains(item.GetType()))
{
DetectionUtil.AddCollision(swordHitbox, item.GetHitbox(), player, item, collisionList);
}
}
// Sword collides with Enemy
foreach (IEnemy enemy in EnemyList)
{
foreach (Rectangle enemyHitbox in enemy.GetHitboxes())
{
DetectionUtil.AddCollision(swordHitbox, enemyHitbox, player, enemy, collisionList);
}
}
bool collision = false;
foreach (IEnvironment environment in CollisionDetectionUtil.DetectionUtil.GetSingleCollisionObjects(EnvironmentList))
{
foreach (Rectangle envHitbox in environment.GetHitboxes())
{
// Player collides with Environment
Rectangle intersectPlayer = Rectangle.Intersect(playerHitbox, envHitbox);
if (!intersectPlayer.IsEmpty)
{
var side = CollisionDetectionUtil.DetectionUtil.DetermineSide(playerHitbox, envHitbox, intersectPlayer);
collisionList.Add(new Collision(side, intersectPlayer, player, environment));
if (environment is LoadZone)
{
foundLoadZoneCollision[outerLoadZoneLoopCounter] = true;
}
collision = true;
break;
}
}
if (collision)
{
break;
}
}
// Player collides with multi-collision environment
foreach (IEnvironment environment in CollisionDetectionUtil.DetectionUtil.GetMultiCollisionObjects(EnvironmentList))
{
foreach (Rectangle envHitbox in environment.GetHitboxes())
{
DetectionUtil.AddCollision(playerHitbox, envHitbox, player, environment, collisionList);
}
}
// Player collides with Player
innerLoadZoneLoopCounter = 0;
foreach (IPlayer player2 in players)
{
Rectangle player2Hitbox = player2.GetPlayerHitbox();
Rectangle intersectPlayer = Rectangle.Intersect(playerHitbox, player2Hitbox);
if ((intersectPlayer.Width == playerHitbox.Width && intersectPlayer.Height == playerHitbox.Height) || player.requesting || player2.requesting)
{
// Do nothing if they are the same or if player is requesting
}
else if (!intersectPlayer.IsEmpty)
{
var side = CollisionDetectionUtil.DetectionUtil.DetermineSide(playerHitbox, player2Hitbox, intersectPlayer);
collisionList.Add(new Collision(side, intersectPlayer, player, player2));
collision = true;
break;
}
innerLoadZoneLoopCounter++;
if (collision)
{
break;
}
}
//player intersecting with outside bounds
foreach (Rectangle bound in roomBounds)
{
Rectangle intersectPlayer = Rectangle.Intersect(playerHitbox, bound);
if (!intersectPlayer.IsEmpty)
{
var side = CollisionDetectionUtil.DetectionUtil.DetermineSide(playerHitbox, bound, intersectPlayer);
collisionList.Add(new Collision(side, intersectPlayer, player, EnvironmentList[0])); //environment object here is passed as a "dummy". There will always be at least 1 evnironment object
foundLoadZoneCollision[outerLoadZoneLoopCounter] = true;
}
}
player.requesting = foundLoadZoneCollision[outerLoadZoneLoopCounter];
Rectangle innerRoomInt = Rectangle.Intersect(playerHitbox, roomInner);
if (!innerRoomInt.IsEmpty)
{
RoomUtil.ExitDoor(player.playerID);
}
else
{
foundLoadZoneCollision[outerLoadZoneLoopCounter] = true;
player.requesting = true;
}
outerLoadZoneLoopCounter++;
}
return(collisionList);
}
