private IEnumerable <GridPoint> GetRayLine(Vector3 from, Vector3 to)
{
var gridFrom = ToGridPoint(from);
var gridTo = ToGridPoint(to);
return(Bresenham.GetPointsOnLine(gridFrom, gridTo));
}
public void UpdateVisibility()
{
foreach (Tile tile in Tiles)
{
foreach (Tile other in Tiles)
{
tile.Visibility[other.Index] = true;
foreach (Point point in Bresenham.GetPointsOnLine(tile.X, tile.Y, other.X, other.Y))
{
if (Tiles[point.X, point.Y].IsObstacle)
{
tile.Visibility[other.Index] = false;
break;
}
}
}
}
}
public void OnMousePressed(MouseButton button, Point mousePosition, Keys[] allHeldKeys)
{
int x = mousePosition.X / 32;
int y = mousePosition.Y / 32;
Tile tile = Tiles[x, y];
if (tile != null)
{
if (!allHeldKeys.Contains(Keys.LeftControl))
{
if (button == MouseButton.Middle)
{
POVTile = tile;
UpdateVisibility();
}
else if (button == MouseButton.Left)
{
LineOrigin = tile.Position;
}
else if (button == MouseButton.Right)
{
if (allHeldKeys.Contains(Keys.LeftShift))
{
foreach (Point point in Bresenham.GetPointsOnLine(LineOrigin.X, LineOrigin.Y, tile.X, tile.Y))
{
Line.Add(point);
}
}
else
{
Line = Bresenham.GetPointsOnLine(LineOrigin.X, LineOrigin.Y, tile.X, tile.Y).ToList();
}
}
}
}
}
