interpPlugins/interpHalf.h
#include <maya/MFnAnimCurve.h>
#include <maya/MObject.h>
#include <maya/MPxAnimCurveInterpolator.h>
#include <maya/MTime.h>
{
public:
interpHalf();
~interpHalf() override;
static void* creator();
private:
double sTime;
double range;
double beforeVal;
double afterVal;
};