in Editor/Scripts/TrendHelper.cs [63:72]
static Trend MergeTrends(params Trend[] trends)
{
if (trends.Contains(Trend.Invalid))
return Trend.Invalid;
if (trends.Contains(Trend.Down) && trends.Contains(Trend.Up))
return Trend.Invalid;
if (trends.Contains(Trend.Down)) return Trend.Down;
if (trends.Contains(Trend.Up)) return Trend.Up;
return Trend.Flat;
}