Function CopyValues

plotter/plotter.go:91–103

CopyValues returns a Values that is a copy of the values from a Valuer, or an error if there are no values, or if one of the copied values is a NaN or Infinity.

(vs Valuer)

// from a Valuer, or an error if there are no values, or if one of
// the copied values is a NaN or Infinity.
func CopyValues(vs Valuer) (Values, error) {
	if vs.Len() == 0 {
		return nil, ErrNoData
	}
	cpy := make(Values, vs.Len())
	for i := range vs.Len() {
		cpy[i] = vs.Value(i)
		if err := CheckFloats(cpy[i]); err != nil {
			return nil, err
		}
	}
	return cpy, nil
}

func (vs Values) Len() int {
	return len(vs)