public Punk(String inEntityType, int inTotalLife, Nez.Tiled.TiledMap inMap, bool enemyHasGun, int ntargetPositionRange) : base(inEntityType, inTotalLife, inMap, enemyHasGun, ntargetPositionRange)
{
EntityType = inEntityType;
TileMap = inMap;
TotalLife = inTotalLife;
CurrentLife = TotalLife;
CollisionLayer = TileMap.getLayer <TiledTileLayer>("collisionLayer");
WeightedGraph = new WeightedGridGraph(CollisionLayer);
Start = new Point(1, 1);
End = new Point(10, 10);
WeightedSearchPath = WeightedGraph.search(Start, End);
EnemyCanShootGun = enemyHasGun;
TargetPositionRange = ntargetPositionRange;
}
/// <summary>
/// note that the origin is the top left so this position will represent that
/// </summary>
/// <returns>The world position.</returns>
/// <param name="tilemap">Tilemap.</param>
public Vector2 getWorldPosition(TiledMap tilemap)
{
return(new Vector2(x * tilemap.tileWidth, y * tilemap.tileHeight));
}
/// <summary>
/// Rectangle that encompases this tile with origin on the top left
/// </summary>
/// <returns>The tile rectangle.</returns>
/// <param name="tilemap">Tilemap.</param>
public Rectangle getTileRectangle(TiledMap tilemap)
{
return(new Rectangle(x * tilemap.tileWidth, y * tilemap.tileHeight, tilemap.tileWidth, tilemap.tileHeight));
}
public TiledIsometricTiledLayer(TiledMap map, string name, int width, int height) : this(map, name, width, height, new TiledTile[width * height])
{
}
public TiledIsometricTiledLayer(TiledMap map, string name, int width, int height, TiledTile[] tiles) : base(map, name, width, height, tiles)
{
}
public TiledMapMover(TiledTileLayer collisionLayer)
{
this.collisionLayer = collisionLayer;
tiledMap = collisionLayer.tiledMap;
Assert.isNotNull(collisionLayer, nameof(collisionLayer) + " is required");
}
public TiledTilesetTile(int id, TiledMap tiledMap)
{
Id = id;
TiledMap = tiledMap;
}
public TiledTilesetTile(int id, TiledMap tiledMap)
{
this.id = id;
this.tiledMap = tiledMap;
}
/// <summary>
/// returns the bounds Rectangle of the passed in tile
/// </summary>
/// <returns>The bounds for tile.</returns>
/// <param name="tile">Tile.</param>
/// <param name="tilemap">Tilemap.</param>
public static Rectangle getBoundsForTile(TiledTile tile, TiledMap tilemap)
{
return(new Rectangle(tile.x * tilemap.tileWidth, tile.y * tilemap.tileHeight, tilemap.tileWidth, tilemap.tileHeight));
}
public TiledMapMover(TiledTileLayer collisionLayer)
{
Insist.IsNotNull(collisionLayer, nameof(collisionLayer) + " is required");
this.CollisionLayer = collisionLayer;
TiledMap = collisionLayer.TiledMap;
}
/// <summary>
/// note that the origin is the top left so this position will represent that
/// </summary>
/// <returns>The world position.</returns>
/// <param name="tilemap">Tilemap.</param>
public Vector2 GetWorldPosition(TiledMap tilemap)
{
return(new Vector2(X * tilemap.TileWidth, Y * tilemap.TileHeight));
}
/// <summary>
/// Rectangle that encompases this tile with origin on the top left
/// </summary>
/// <returns>The tile rectangle.</returns>
/// <param name="tilemap">Tilemap.</param>
public Rectangle GetTileRectangle(TiledMap tilemap)
{
return(new Rectangle(X * tilemap.TileWidth, Y * tilemap.TileHeight, tilemap.TileWidth, tilemap.TileHeight));
}
public void DrawTile(Batcher batcher, Vector2 position, float layerDepth, int x, int y, float scale)
{
var tile = GetTile(x, y);
if (tile == null)
{
return;
}
var t = TiledMap.IsometricTileToWorldPosition(x, y);
var tileRegion = tile.TextureRegion;
// for the y position, we need to take into account if the tile is larger than the tileHeight and shift. Tiled uses
// a bottom-left coordinate system and MonoGame a top-left
var rotation = 0f;
var spriteEffects = SpriteEffects.None;
if (tile.FlippedHorizonally)
{
spriteEffects |= SpriteEffects.FlipHorizontally;
}
if (tile.FlippedVertically)
{
spriteEffects |= SpriteEffects.FlipVertically;
}
if (tile.FlippedDiagonally)
{
if (tile.FlippedHorizonally && tile.FlippedVertically)
{
spriteEffects ^= SpriteEffects.FlipVertically;
rotation = MathHelper.PiOver2;
t.X += TiledMap.TileHeight + (tileRegion.SourceRect.Height - TiledMap.TileHeight);
t.Y -= (tileRegion.SourceRect.Width - TiledMap.TileWidth);
}
else if (tile.FlippedHorizonally)
{
spriteEffects ^= SpriteEffects.FlipVertically;
rotation = -MathHelper.PiOver2;
t.Y += TiledMap.TileHeight;
}
else if (tile.FlippedVertically)
{
spriteEffects ^= SpriteEffects.FlipHorizontally;
rotation = MathHelper.PiOver2;
t.X += TiledMap.TileWidth + (tileRegion.SourceRect.Height - TiledMap.TileHeight);
t.Y += (TiledMap.TileWidth - tileRegion.SourceRect.Width);
}
else
{
spriteEffects ^= SpriteEffects.FlipHorizontally;
rotation = -MathHelper.PiOver2;
t.Y += TiledMap.TileHeight;
}
}
// if we had no rotations (diagonal flipping) shift our y-coord to account for any non-tileSized tiles to account for
// Tiled being bottom-left origin
if (rotation == 0)
{
t.Y += (TiledMap.TileHeight - tileRegion.SourceRect.Height);
}
// Scale the tile's relative position, but not the origin
t = t * new Vector2(scale) + position;
batcher.Draw(tileRegion.Texture2D, t, tileRegion.SourceRect, Color, rotation, Vector2.Zero, scale, spriteEffects, layerDepth);
}
/// <summary>
/// casts a line from start to end returning the first solid tile it intersects. Note that start and end and clamped to the tilemap
/// bounds so make sure you pass in valid positions else you may get odd results!
/// </summary>
/// <param name="start">Start.</param>
/// <param name="end">End.</param>
public new TiledTile Linecast(Vector2 start, Vector2 end)
{
var direction = end - start;
// worldToTilePosition clamps to the tilemaps bounds so no need to worry about overlow
var startCell = TiledMap.IsometricWorldToTilePosition(start);
var endCell = TiledMap.IsometricWorldToTilePosition(end);
start.X /= TiledMap.TileWidth;
start.Y /= TiledMap.TileHeight;
// what tile are we on
var intX = startCell.X;
var intY = startCell.Y;
// ensure our start cell exists
if (intX < 0 || intX >= TiledMap.Width || intY < 0 || intY >= TiledMap.Height)
{
return(null);
}
// which way we go
var stepX = Math.Sign(direction.X);
var stepY = Math.Sign(direction.Y);
// Calculate cell boundaries. when the step is positive, the next cell is after this one meaning we add 1.
// If negative, cell is before this one in which case dont add to boundary
var boundaryX = intX + (stepX > 0 ? 1 : 0);
var boundaryY = intY + (stepY > 0 ? 1 : 0);
// determine the value of t at which the ray crosses the first vertical tile boundary. same for y/horizontal.
// The minimum of these two values will indicate how much we can travel along the ray and still remain in the current tile
// may be infinite for near vertical/horizontal rays
var tMaxX = (boundaryX - start.X) / direction.X;
var tMaxY = (boundaryY - start.Y) / direction.Y;
if (direction.X == 0f)
{
tMaxX = float.PositiveInfinity;
}
if (direction.Y == 0f)
{
tMaxY = float.PositiveInfinity;
}
// how far do we have to walk before crossing a cell from a cell boundary. may be infinite for near vertical/horizontal rays
var tDeltaX = stepX / direction.X;
var tDeltaY = stepY / direction.Y;
// start walking and returning the intersecting tiles
var tile = Tiles[intX + intY * Width];
if (tile != null)
{
return(tile);
}
while (intX != endCell.X || intY != endCell.Y)
{
if (tMaxX < tMaxY)
{
intX += stepX;
tMaxX += tDeltaX;
}
else
{
intY += stepY;
tMaxY += tDeltaY;
}
tile = Tiles[intX + intY * Width];
if (tile != null)
{
return(tile);
}
}
return(null);
}
/// <summary>
/// note that world position assumes that the Vector2 was normalized to be in the tilemaps coordinates. i.e. if the tilemap
/// is not at 0,0 then the world position should be moved so that it takes into consideration the tilemap offset from 0,0.
/// Example: if the tilemap is at 300,300 then the passed in value should be worldPos - (300,300)
/// </summary>
/// <returns>The tile at world position.</returns>
/// <param name="pos">Position.</param>
public new TiledTile GetTileAtWorldPosition(Vector2 pos)
{
var tilePos = TiledMap.IsometricWorldToTilePosition(pos);
return(GetTile(tilePos.X, tilePos.Y));
}
