/// <summary>Calculate Field-of-View from a detailed prescription.</summary>
/// <param name="coordsObserver">Cordinates of observer;s hex.</param>
/// <param name="radius">Maximum radius for Field-of-View.</param>
/// <param name="heightObserver">Height (ASL) of the observer's eyes.</param>
/// <param name="isOnboard">Returns whether this hex on the baoard.</param>
/// <param name="heightTarget">Returns ground level (ASL) of supplied hex.</param>
/// <param name="heightTerrain">Returns height (ASL) of terrain in supplied hex.</param>
/// <param name="setFieldOfView">Sets a hex as visible in the Field-of-View.</param>
private static void ComputeFieldOfView(
HexCoords coordsObserver,
int radius,
int heightObserver,
Func <HexCoords, bool> isOnboard,
Func <HexCoords, int> heightTarget,
Func <HexCoords, Hexside, int> heightTerrain,
Action <HexCoords> setFieldOfView
)
{
if (setFieldOfView == null)
{
throw new ArgumentNullException("setFieldOfView");
}
FieldOfViewTrace(true, " - Coords = " + coordsObserver.User.ToString());
var matrixOrigin = new IntMatrix2D(coordsObserver.Canon);
if (radius >= 0)
{
setFieldOfView(coordsObserver); // Always visible to self!
}
Action <Dodecant> dodecantFov = d => {
var dodecant = new Dodecant(d, matrixOrigin);
_mapCoordsDodecant = hex => dodecant.TranslateDodecant <HexCoords>(v => v)(hex);
ComputeFieldOfViewInDodecantZero(
radius,
heightObserver,
dodecant.TranslateDodecant(isOnboard),
dodecant.TranslateDodecant(heightTarget),
dodecant.TranslateDodecant(heightTerrain),
dodecant.TranslateDodecant(setFieldOfView)
);
};
#if DEBUG
InSerial = true;
#endif
if (InSerial)
{
Dodecant.Dodecants.ForEach(dodecantFov);
}
else
{
Parallel.ForEach(Dodecant.Dodecants, dodecantFov);
}
}
public Dodecant(Dodecant dodecant, IntMatrix2D matrixOrigin)
{
HexsideMap = dodecant.HexsideMap;
Matrix = dodecant.Matrix * matrixOrigin;
}
