pg.evolution.Scalar# Accessible via pg.evolution.Scalar, pg.scalars.Scalar. class Scalar[source]# Bases: pg.Object Interface for step-based scalar. Methods: call(step) Implementation. ceil() Returns the ceiling of current scalar. floor() Returns the floor of current scalar. abstract call(step)[source]# Implementation. Subclass should override this method. Return type: Any ceil()[source]# Returns the ceiling of current scalar. floor()[source]# Returns the floor of current scalar.