RampI.h

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/*  Copyright (C) 2003-2021 Free Electron Organization
    Any use of this software requires a license.  If a valid license
    was not distributed with this file, visit freeelectron.org. */

/** @file */

#ifndef __shape_RampI_h__
#define __shape_RampI_h__

namespace fe
{
namespace ext
{

/**************************************************************************//**
    @brief A function giving a Real result for a Real input

    Convention suggests a fairly strict domain of 0 to 1
    and a usual range of 0 to 1.
    An implementation is not required to enforce such limits.

    @ingroup shape
*//***************************************************************************/
class FE_DL_EXPORT RampI:
    virtual public Component,
    public CastableAs<RampI>
{
    public:
virtual U32     entryCount(void) const                                      =0;
virtual Vector2 entry(U32 a_index) const                                    =0;

virtual Real    eval(Real a_u) const                                        =0;
};

} /* namespace ext */
} /* namespace fe */

#endif /* __shape_RampI_h__ */