/// <summary> Returns an issue if this time is very close behind to a timing line which would modify objects. </summary>
private IEnumerable <Issue> GetIssue(string type, double time, Beatmap beatmap)
{
double unsnap = beatmap.GetPracticalUnsnap(time);
TimingLine curLine = beatmap.GetTimingLine(time);
TimingLine nextLine = curLine.Next(skipConcurrent: true);
if (nextLine != null)
{
double curEffectiveBPM = curLine.svMult * beatmap.GetTimingLine <UninheritedLine>(time).bpm;
double nextEffectiveBPM = nextLine.svMult * beatmap.GetTimingLine <UninheritedLine>(nextLine.offset).bpm;
double deltaEffectiveBPM = curEffectiveBPM - nextEffectiveBPM;
double timeDiff = nextLine.offset - time;
if (timeDiff > 0 && timeDiff <= 5 &&
Math.Abs(unsnap) <= 1 &&
Math.Abs(deltaEffectiveBPM) > 1)
{
yield return(new Issue(GetTemplate("Before"), beatmap,
Timestamp.Get(time), type, $"{timeDiff:0.##}"));
}
if (beatmap.generalSettings.mode == Beatmap.Mode.Taiko &&
timeDiff < 0 && timeDiff >= -5 &&
Math.Abs(unsnap) <= 1 &&
Math.Abs(deltaEffectiveBPM) > 1)
{
yield return(new Issue(GetTemplate("After"), beatmap,
Timestamp.Get(time), type, $"{timeDiff:0.##}"));
}
}
}
/// <summary> Returns whether this section contains the respective hit object type.
/// Only counts the start of objects. </summary>
private bool SectionContainsObject <T>(Beatmap beatmap, TimingLine line) where T : HitObject
{
TimingLine nextLine = line.Next(skipConcurrent: true);
double nextSectionEnd = nextLine?.offset ?? beatmap.GetPlayTime();
double objectTimeBeforeEnd = beatmap.GetPrevHitObject <T>(nextSectionEnd)?.time ?? 0;
return(objectTimeBeforeEnd >= line.offset);
}
/// <summary> Returns an issue if this time is very close behind to a timing line which would modify objects. </summary>
private IEnumerable <Issue> GetIssue(string type, double time, Beatmap beatmap)
{
double unsnap = beatmap.GetPracticalUnsnap(time);
TimingLine curLine = beatmap.GetTimingLine(time);
TimingLine nextLine = curLine.Next(skipConcurrent: true);
if (nextLine == null)
{
yield break;
}
double curEffectiveBPM = curLine.svMult * beatmap.GetTimingLine <UninheritedLine>(time).bpm;
double nextEffectiveBPM = nextLine.svMult * beatmap.GetTimingLine <UninheritedLine>(nextLine.offset).bpm;
double deltaEffectiveBPM = curEffectiveBPM - nextEffectiveBPM;
double timeDiff = nextLine.offset - time;
if (timeDiff > 0 && timeDiff <= 5 &&
Math.Abs(unsnap) <= 1 &&
Math.Abs(deltaEffectiveBPM) > 1)
{
yield return(new Issue(GetTemplate("Before"), beatmap,
Timestamp.Get(time), type, $"{timeDiff:0.##}"));
}
// Modes where SV affects AR would be impacted even if the object was right after the line.
if (IsSVAffectingAR(beatmap) &&
timeDiff < 0 && timeDiff >= -5 &&
Math.Abs(unsnap) <= 1 &&
Math.Abs(deltaEffectiveBPM) > 1)
{
yield return(new Issue(GetTemplate("After"), beatmap,
Timestamp.Get(time), type, $"{timeDiff:0.##}"));
}
}
