private void AddColliderIfNeeded(MapColliderContext colliderContext, int x, int y)
{
if (map.IsEmpty(x, y))
{
return;
}
AddColliderIfOnSide(colliderContext, x, y);
colliderContext.Flush();
}
public IEnumerable <Vector2[]> GetCollisionPoints(int fromY, int toY)
{
var colliderContext = new MapColliderContext(map.Configuration.width, toY - fromY, fromY);
for (int y = fromY; y < toY; y++)
{
for (int x = 0; x < map.Configuration.width; x++)
{
AddColliderIfNeeded(colliderContext, x, y);
}
}
return(colliderContext.GetCollisionPoints());
}
private void AddColliderIfOnSide(MapColliderContext colliderContext, int x, int y)
{
bool shouldAddCollider = false;
shouldAddCollider |= map.IsEmpty(x - 1, y);
shouldAddCollider |= map.IsEmpty(x + 1, y);
shouldAddCollider |= map.IsEmpty(x, y - 1);
shouldAddCollider |= map.IsEmpty(x, y + 1);
if (shouldAddCollider)
{
colliderContext.AddSquareCollider(x, y);
}
}