axis_aligned_box.hpp

// Copyright [2015] Albert Huang

#ifndef SCENEVIEW_AXIS_ALIGNED_BOX_HPP__
#define SCENEVIEW_AXIS_ALIGNED_BOX_HPP__

#include <QVector3D>

namespace sv {

class AxisAlignedBox {
  public:
    AxisAlignedBox();

    AxisAlignedBox(const QVector3D& min, const QVector3D& max);

    void SetBounds(const QVector3D& min, const QVector3D& max);

    void IncludePoint(const QVector3D& point);

    void IncludeBox(const AxisAlignedBox& other);

    bool Valid() const;

    const QVector3D& Min() const { return min_; }

    const QVector3D& Max() const { return max_; }

    AxisAlignedBox Transformed(const QMatrix4x4& transform) const;

    AxisAlignedBox Intersection(const AxisAlignedBox& other) const;

    bool Intersects(const AxisAlignedBox& other) const;

    bool operator==(const AxisAlignedBox& other) const;

    bool operator!=(const AxisAlignedBox& other) const {
      return !(*this == other); }

    QString ToString() const;

  private:
    QVector3D min_;
    QVector3D max_;
};

}  // namespace sv

#endif  // SCENEVIEW_AXIS_ALIGNED_BOUNDING_BOX_HPP__