private ItemParams GetTarget()
{
// TODO: How do we handle focusing on the foreground or background
Vector2 rayDirection = ((Vector2)Camera.main.ScreenToWorldPoint(Input.mousePosition) - RayOrigin).normalized;
float rayDistance = Mathf.Min(((Vector2)Camera.main.ScreenToWorldPoint(Input.mousePosition) - RayOrigin).magnitude, PlayerVars.Reach);
RaycastHit2D hit = Utils.Raycast(RayOrigin, rayDirection, rayDistance, CollisionMask, Color.red);
// Once we get the focus raycast we need to determine what we have hit (tile, entity, etc)
// Once we know the target type we can collect required data into a container
if (hit.collider != null)
{
Vector2 targetPosition = hit.point + (-hit.normal * 0.1f);
Vector2 adjacentPosition = hit.point + (hit.normal * 0.1f);
// Check for tile collision
TileBasic tile = TilemapManager.Instance.TerrainTilemap
.GetTile <TileBasic>(TilemapManager.Instance.TerrainTilemap.WorldToCell(targetPosition));
if (tile != null)
{
return(new ItemParams {
TargetType = TargetType.Tile, TileClass = tile.Item.Class, TargetPosition = targetPosition, AdjacentPosition = adjacentPosition, OriginPosition = Center, HitDirection = _normalToHitDirection[hit.normal], Damage = PlayerVars.BaseDamage
});
}
// TODO: Check for Background collision
// TODO: Check for entity collision
}
return(new ItemParams {
TargetType = TargetType.None, TargetPosition = RayOrigin + rayDirection * rayDistance, AdjacentPosition = RayOrigin + rayDirection * rayDistance, OriginPosition = Center
});
}
public static void DestroyTile(this Tilemap tilemap, Vector3Int position)
{
TileBasic tile = tilemap.GetTile <TileBasic>(position);
if (tile != null)
{
WorldItem worldItem = WorldItem.CreateWorldItem(new InstanceItem(tile.Item), tilemap.CellToWorld(position));
tilemap.SetTile(position, null);
}
}
public static bool PlaceTile(this Tilemap tilemap, Vector3Int position, ItemTile item)
{
if (!tilemap.HasTile(position) && item != null)
{
TileBasic tile = ScriptableObject.CreateInstance <TileBasic>().Initialise(item);
tilemap.SetTile(position, tile);
return(true);
}
return(false);
}
public void DamageTile(TileLayer layer, Vector3Int position, int amount, HitDirection hitDirection)
{
Tilemap tilemap = GetTilemap(layer);
TileBasic tile = tilemap.GetTile <TileBasic>(position);
if (tile != null)
{
if (!_terrainWorldTiles.ContainsKey(position))
{
// Check if the tile is destroyed instantly
if (amount > tile.Item.WorldTileDamage)
{
WorldItem worldItem = WorldItem.CreateWorldItem(new InstanceItem(tile.Item), tilemap.CellToWorld(position));
tilemap.SetTile(position, null);
}
// else make a worldtile and apply damage
else
{
_terrainWorldTiles.Add(position, new WorldTile {
Damage = amount
});
// Create a break effect tile to represent damage
EffectTilemap.SetTile(position, CreateBreakEffectTile(hitDirection, amount, tile.Item.WorldTileDamage));
}
}
else
{
// Get world tile from dictionary and apply damage
_terrainWorldTiles[position].Damage += amount;
// check for tile destruction
if (_terrainWorldTiles[position].Damage >= tile.Item.WorldTileDamage)
{
_terrainWorldTiles.Remove(position);
WorldItem worldItem = WorldItem.CreateWorldItem(new InstanceItem(tile.Item), tilemap.CellToWorld(position));
tilemap.SetTile(position, null);
EffectTilemap.SetTile(position, null);
}
else
{
// Update the break effect tile
EffectTilemap.SetTile(position, CreateBreakEffectTile(hitDirection, _terrainWorldTiles[position].Damage, tile.Item.WorldTileDamage));
}
}
}
}