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API > API/Developer > API/Developer/TraceInsights > API/Developer/TraceInsights/ISpatialPlotViewExtender
Description
Returns a serial that changes when extender data changes. 0 means caching is disabled (always rebuild).
| Name | GetChangeSerial |
| Type | function |
| Header File | /Engine/Source/Developer/TraceInsights/Public/Insights/SpatialProfiler/ISpatialPlotViewExtender.h |
| Include Path | #include "Insights/SpatialProfiler/ISpatialPlotViewExtender.h" |
virtual uint32 GetChangeSerial() const