/// <summary>
/// Returns the points in a triangular target (i.e. shotgun weapon) from origin to target.
/// Only returns points within FOV. Moral: If you can see it, you can shoot it.
/// fovAngle = spread of target
/// </summary>
/// <param name="location"></param>
/// <param name="size"></param>
/// <returns></returns>
public List <Point> GetPointsForTriangularTargetInFOV(Point origin, Point target, Map mapLevel, int range, double fovAngle)
{
if (origin == target)
{
return(new List <Point>());
}
List <Point> triangularPoints = new List <Point>();
double angle = DirectionUtil.AngleFromOriginToTarget(origin, target);
for (int i = origin.x - range; i < origin.x + range; i++)
{
for (int j = origin.y - range; j < origin.y + range; j++)
{
if (new Point(i, j) == origin)
{
continue;
}
//Check for creature's FOV
//If OK, check to see if it falls within a TriangularFOV (blast radius)
if (i >= 0 && i < mapLevel.width && j >= 0 && j < mapLevel.height)
{
if (CheckTileFOV(i, j) && CreatureFOV.TriangularFOV(origin, angle, range, i, j, fovAngle))
{
triangularPoints.Add(new Point(i, j));
}
}
}
}
return(triangularPoints);
}