/// <summary>
/// Returns an isacceptable function using the cached data.
/// </summary>
public Func <GeometricEdge, bool> GetIsAcceptable(bool verifyCanStopOn, params Profile[] profiles)
{
if (!this.ContainsAll(profiles))
{
throw new ArgumentException("Not all given profiles are supported.");
}
var cachedFactors = new CachedAndSpeedFactor[profiles.Length][];
for (var p = 0; p < profiles.Length; p++)
{
cachedFactors[p] = _edgeProfileFactors[profiles[p].Name];
}
return((edge) =>
{
float distance;
ushort edgeProfileId;
Data.Edges.EdgeDataSerializer.Deserialize(edge.Data[0],
out distance, out edgeProfileId);
for (var i = 0; i < profiles.Length; i++)
{
var cachedFactor = cachedFactors[i][edgeProfileId];
if ((verifyCanStopOn && cachedFactor.Type > 4) ||
cachedFactor.Value <= 0)
{
return false;
}
}
return true;
});
}
/// <summary>
/// Precalculates speed factors for all the given profiles.
/// </summary>
public void CalculateFor(params Profile[] profiles)
{
var edgeProfileFactors = new CachedAndSpeedFactor[profiles.Length][];
for (var p = 0; p < profiles.Length; p++)
{
edgeProfileFactors[p] = new CachedAndSpeedFactor[(int)_db.EdgeProfiles.Count];
}
for (uint edgeProfile = 0; edgeProfile < _db.EdgeProfiles.Count; edgeProfile++)
{
var edgeProfileTags = _db.EdgeProfiles.Get(edgeProfile);
for (var p = 0; p < profiles.Length; p++)
{
var factor = profiles[p].Factor(edgeProfileTags);
var speed = profiles[p].Speed(edgeProfileTags);
var stoppable = profiles[p].CanStopOn(edgeProfileTags);
if (stoppable)
{
edgeProfileFactors[p][edgeProfile] = new CachedAndSpeedFactor()
{
Type = factor.Direction,
SpeedFactor = 1 / speed.Value,
Value = factor.Value
};
}
else
{
edgeProfileFactors[p][edgeProfile] = new CachedAndSpeedFactor()
{
Type = (short)(factor.Direction + 4),
SpeedFactor = 1 / speed.Value,
Value = factor.Value
};
}
}
}
for (var p = 0; p < profiles.Length; p++)
{
_edgeProfileFactors[profiles[p].Name] = edgeProfileFactors[p];
}
}
