static OctantBuilder()
{
// Cache the method for faster execution
OCTANT_SCAN = typeof(DiscreteShadowCaster).CreateStaticDelegate <ScanOctantFunc>(
"ScanOctant", typeof(Vector2I), typeof(int), typeof(int), typeof(Octant),
typeof(double), typeof(double), typeof(List <int>));
if (OCTANT_SCAN == null)
{
PLightManager.LogLightingWarning("OctantBuilder cannot find default octant scanner!");
}
}
/// <summary>
/// Creates and initializes the lighting manager instance.
/// </summary>
/// <returns>true if the lighting manager was initialized and has something to do,
/// or false otherwise.</returns>
internal static bool InitInstance()
{
bool patch = false;
lock (PSharedData.GetLock(PRegistry.KEY_LIGHTING_LOCK)) {
// Only run if any lights were registered
var list = PSharedData.GetData <IList <object> >(PRegistry.KEY_LIGHTING_TABLE);
if (list != null)
{
Instance = new PLightManager();
Instance.Init(list);
patch = true;
}
}
// Initialize anyways if smooth lighting is forced on
if (!patch && ForceSmoothLight)
{
Instance = new PLightManager();
patch = true;
}
return(patch);
}
/// <summary>
/// Adds an octant of light.
/// </summary>
/// <param name="range">The range of the light.</param>
/// <param name="octant">The octant to scan.</param>
/// <returns>This object, for call chaining.</returns>
public OctantBuilder AddOctant(int range, Octant octant)
{
var points = ListPool <int, OctantBuilder> .Allocate();
OCTANT_SCAN?.Invoke(Grid.CellToXY(SourceCell), range, 1, octant, 1.0, 0.0, points);
// Transfer to our array using:
foreach (int cell in points)
{
float intensity;
if (SmoothLight)
{
// Better, not rounded falloff
intensity = PLightManager.GetSmoothFalloff(Falloff, cell, SourceCell);
}
else
{
// Default falloff
intensity = PLightManager.GetDefaultFalloff(Falloff, cell, SourceCell);
}
destination[cell] = intensity;
}
points.Recycle();
return(this);
}
