C++
GE_DLLEXPIMPORT AcGePoint3d evalPoint( double param, int numDeriv, AcGeVector3dArray& derivArray ) const;
Description
Returns the point on the curve that corresponds to the input parameter value. Also returns the number of derivative vectors that are specified in numDeriv. The numDeriv parameter should not be set larger than 2.
Parameters
Parameters | Description |
---|---|
param | Input parameter value at which curve is to be evaluated |
numDeriv | Input number of derivative vectors |
derivArray | Output array |