RingSection.h

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/*
 *  Copyright (c) 2012-2014, Chris Rogers
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#ifndef RING_SECTION_H
#define RING_SECTION_H
 
#include <vector>
 
#include "AbsBeamline/Component.h"

 
class RingSection {
public:
    RingSection();

    RingSection(const RingSection& sec);
 
    RingSection& operator=(const RingSection& sec);

    ~RingSection();

    bool isOnOrPastStartPlane(const Vector_t<double, 3>& pos) const;

    bool isPastEndPlane(const Vector_t<double, 3>& pos) const;

    bool getFieldValue(
        const Vector_t<double, 3>& pos, const Vector_t<double, 3>& centroid, const double& t,
        Vector_t<double, 3>& E, Vector_t<double, 3>& B) const;

    std::vector<Vector_t<double, 3>> getVirtualBoundingBox() const;

    bool doesOverlap(double phiStart, double phiEnd) const;

    inline void setComponent(Component* component) {
        component_m = component;
    }

    inline Component* getComponent() const {
        return component_m;
    }

    inline void setStartPosition(Vector_t<double, 3> pos) {
        startPosition_m = pos;
    }

    inline Vector_t<double, 3> getStartPosition() const {
        return startPosition_m;
    }

    inline void setStartNormal(Vector_t<double, 3> orientation);

    inline Vector_t<double, 3> getStartNormal() const {
        return startOrientation_m;
    }

    inline void setEndPosition(Vector_t<double, 3> pos) {
        endPosition_m = pos;
    }

    inline Vector_t<double, 3> getEndPosition() const {
        return endPosition_m;
    }

    inline void setEndNormal(Vector_t<double, 3> orientation);

    inline Vector_t<double, 3> getEndNormal() const {
        return endOrientation_m;
    }

    inline void setComponentPosition(Vector_t<double, 3> position) {
        componentPosition_m = position;
    }

    inline Vector_t<double, 3> getComponentPosition() const {
        return componentPosition_m;
    }

    inline void setComponentOrientation(Vector_t<double, 3> orientation);

    inline Vector_t<double, 3> getComponentOrientation() const {
        return componentOrientation_m;
    }
 
private:
    void rotate(Vector_t<double, 3>& vector) const;
    void rotate_back(Vector_t<double, 3>& vector) const;
    inline Vector_t<double, 3>& normalise(Vector_t<double, 3>& vector) const;
    inline void rotateToTCoordinates(Vector_t<double, 3>& vec) const;
    inline void rotateToCyclCoordinates(Vector_t<double, 3>& vec) const;
 
    Component* component_m;
 
    Vector_t<double, 3> componentPosition_m;
    Vector_t<double, 3> componentOrientation_m;
 
    Vector_t<double, 3> startPosition_m;
    Vector_t<double, 3> startOrientation_m;
 
    Vector_t<double, 3> endPosition_m;
    Vector_t<double, 3> endOrientation_m;
 
    void updateComponentOrientation();
    double sin2_m;
    double cos2_m;
};
 
typedef std::vector<RingSection*> RingSectionList;
 
inline void RingSection::setComponentOrientation(Vector_t<double, 3> orientation) {
    componentOrientation_m = orientation;
    updateComponentOrientation();
}
 
inline void RingSection::setStartNormal(Vector_t<double, 3> orientation) {
    startOrientation_m = normalise(orientation);
}
 
inline void RingSection::setEndNormal(Vector_t<double, 3> orientation) {
    endOrientation_m = normalise(orientation);
}
 
inline Vector_t<double, 3>& RingSection::normalise(Vector_t<double, 3>& orientation) const {
    double magnitude = sqrt(
        orientation(0) * orientation(0) + orientation(1) * orientation(1)
        + orientation(2) * orientation(2));
    if (magnitude > 0.)
        orientation = orientation / magnitude;
    return orientation;
}
 
void RingSection::rotateToTCoordinates(Vector_t<double, 3>& vec) const {
    vec = Vector_t<double, 3>({vec(1), vec(2), vec(0)});
}
 
void RingSection::rotateToCyclCoordinates(Vector_t<double, 3>& vec) const {
    vec = Vector_t<double, 3>({vec(2), vec(0), vec(1)});
}
 
#endif  // RING_SECTION_H