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// This file is part of VecGeom and is distributed under the
// conditions in the file LICENSE.txt in the top directory.
// For the full list of authors see CONTRIBUTORS.txt and `git log`.
/// Declaration of a struct with data members of the UnplacedEllipticalCone class.
/// @file volumes/EllipticalConeStruct.h
/// @author Raman Sehgal, Evgueni Tcherniaev
#ifndef VECGEOM_VOLUMES_ELLIPTICALCONESTRUCT_H_
#define VECGEOM_VOLUMES_ELLIPTICALCONESTRUCT_H_
#include "VecGeom/base/Global.h"
#include "VecGeom/base/Vector3D.h"
namespace vecgeom {
inline namespace VECGEOM_IMPL_NAMESPACE {
/// Struct with data members of the UnplacedEllipticalCone class
//
template <typename T = double>
struct EllipticalConeStruct {
// Elliptical Cone parameters: (x/dx)^2 + (y/dy)^2 = (z-dz)^2
//
T fDx; ///< X semi-axis at Z = (height - 1), 1/dx - inclination tangent in X
T fDy; ///< Y semi-axis at Z = (height - 1), 1/dy - inclination tangent in Y
T fDz; ///< height, Z coordinate of apex
T fZCut; ///< Z cut
T fSurfaceArea; ///< area of the surface
T fCubicVolume; ///< volume
// Precalculated cached values
//
T fRsph; ///< radius of bounding sphere
T invDx; ///< 1/dx
T invDy; ///< 1/dy
T cosAxisMin; ///< min cosine of inclination angle
T dApex; ///< apex offset needed for "flying away" check
};
} // namespace VECGEOM_IMPL_NAMESPACE
} // namespace vecgeom
#endif
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