IRayMeshIntersection.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
/*---------------------------------------------------------------------------*/
/* IRayMeshIntersection.h                                      (C) 2000-2025 */
/*                                                                           */
/* Calculation of the intersection between segments and the surface of a     */
/* mesh.                                                                     */
/*---------------------------------------------------------------------------*/
#ifndef ARCANE_CORE_IRAYMESHINTERSECTION_H
#define ARCANE_CORE_IRAYMESHINTERSECTION_H
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
#include "arcane/core/ArcaneTypes.h"
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
namespace Arcane
{
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

class IRayFaceIntersector
{
 public:
 
  virtual ~IRayFaceIntersector() {}
 
 public:

  virtual bool computeIntersection(Real3 origin, Real3 direction,
                                   Int32 orig_face_local_id,
                                   Int32 face_local_id,
                                   Real3ConstArrayView face_nodes,
                                   Int32* user_value,
                                   Real* distance, Real3* intersection_position) = 0;
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

class IRayMeshIntersection
{
 public:

  virtual ~IRayMeshIntersection() = default;
 
 public:

  virtual void build() = 0;
 
 public:

  virtual void compute(Real3ConstArrayView segments_position,
                       Real3ConstArrayView segments_direction,
                       Int32ConstArrayView orig_faces_local_id,
                       Int32ArrayView user_values,
                       Real3ArrayView intersections,
                       RealArrayView distances,
                       Int32ArrayView faces_local_id) = 0;

  virtual void compute(IItemFamily* ray_family,
                       VariableParticleReal3& rays_position,
                       VariableParticleReal3& rays_direction,
                       VariableParticleInt32& rays_orig_face,
                       VariableParticleInt32& user_values,
                       VariableParticleReal3& intersections,
                       VariableParticleReal& distances,
                       VariableParticleInt32& rays_face) = 0;

  virtual void setFaceIntersector(IRayFaceIntersector* intersector) = 0;

  virtual IRayFaceIntersector* faceIntersector() = 0;
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
} // namespace Arcane
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
#endif