Curve.h

Go to the documentation of this file.

#pragma once
 
#include "objects/containers/Array.h"
#include "objects/wrappers/Interval.h"
 
NAMESPACE_SPH_BEGIN
 
struct CurvePoint {
    Float x;
    Float y;
 
    bool operator==(const CurvePoint& other) const {
        return x == other.x && y == other.y;
    }
};
 
class Curve {
private:
    Array<std::pair<CurvePoint, bool>> points;
 
public:
    Curve();
 
    Curve(const Interval& rangeX, const Interval& rangeY);
 
    Curve(Array<CurvePoint>&& curve);
 
    Curve(const Curve& curve);
 
    Curve& operator=(const Curve& curve);
 
    Float operator()(const Float x) const;
 
    Size getPointCnt() const;
 
    const CurvePoint& getPoint(const Size idx) const;
 
    void setPoint(const Size idx, const CurvePoint& newPoint);
 
    void addPoint(const CurvePoint& newPoint);
 
    void deletePoint(const Size idx);
 
    bool getSegment(const Size idx) const;
 
    void setSegment(const Size idx, const bool cubic);
 
    Interval rangeX() const;
 
    Interval rangeY() const;
 
private:
    Float linear(const CurvePoint& p1, const CurvePoint& p2, const Float x) const;
 
    Float cubic(const CurvePoint& p1,
        const CurvePoint& p2,
        const Float dy1,
        const Float dy2,
        const Float x) const;
 
    void sort();
};
 
NAMESPACE_SPH_END