public double ComputeValue( 
   IEventMetricSample baselineSample,
   IEventMetricValueDefinition trendValue
)

'Declaration
 
Public Function ComputeValue( _
   ByVal baselineSample As IEventMetricSample, _
   ByVal trendValue As IEventMetricValueDefinition _
) As Double

Parameters

baselineSample

The previous baseline sample to calculate a difference for

trendValue

The definition of the value from this event metric to trend.

Return Value

The baseline sample must be for a date and time prior to this sample for correct results.

If the supplied trendValue isn't trendable, the number of samples with a non-null value will be counted.

If the supplied trendValue is trendable, the Default Trend (average or sum) will be calculated for all samples between the supplied baseline sample and this sample, inclusive.

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

EventMetricSample Class
EventMetricSample Members