include/rive/animation/cubic_interpolator.hpp

#ifndef _RIVE_CUBIC_INTERPOLATOR_HPP_
#define _RIVE_CUBIC_INTERPOLATOR_HPP_
#include "rive/generated/animation/cubic_interpolator_base.hpp"
namespace rive
{
class CubicInterpolator : public CubicInterpolatorBase
{
private:
    static constexpr int SplineTableSize = 11;
    static constexpr float SampleStepSize = 1.0f / (SplineTableSize - 1.0f);
    float m_Values[SplineTableSize];

protected:
    float getT(float x) const;

public:
    StatusCode onAddedDirty(CoreContext* context) override;

    /// Convert a linear interpolation value to an eased one.
    virtual float transformValue(float valueFrom, float valueTo, float factor) = 0;

    /// Convert a linear interpolation factor to an eased one.
    virtual float transform(float factor) const = 0;

    StatusCode import(ImportStack& importStack) override;

    static float calcBezier(float aT, float aA1, float aA2);
};
} // namespace rive

#endif