queries.h

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#ifndef HERMES_GEOMETRY_QUERIES_H
#define HERMES_GEOMETRY_QUERIES_H
 
#include <hermes/geometry/bbox.h>
#include <hermes/geometry/ray.h>
#include <hermes/geometry/transform.h>
#include <hermes/geometry/utils.h>
#include <hermes/geometry/vector.h>
#include <hermes/geometry/line.h>
#include <hermes/geometry/plane.h>
#include <hermes/geometry/sphere.h>
#include <hermes/common/result.h>
 
namespace hermes {
 
struct GeometricQueries {
  static point3 closestPoint(const bbox3 &box, const point3 &p);
  static bool intersect(const Plane &pl, const Line &l, point3 &p);
  static bool intersect(const Sphere &s, const Line &l, point3 &p1, point3 &p2);
  static bool intersect(const bbox2 &box, const Ray2 &ray, real_t &hit1,
                                    real_t &hit2, real_t *normal = nullptr);
  [[deprecated]] static bool intersect(const bbox3 &box, const Ray3 &ray, real_t &hit1,
                                                   real_t &hit2);
  static bool intersect(const bbox3 &box, const Ray3 &ray, real_t &hit1);
  static bool intersect(const hermes::Line2& line, const ray2& ray);
};
 
// *********************************************************************************************************************
//                                                                                                GeometricPredicates
// *********************************************************************************************************************
struct GeometricPredicates {
  static Result<real_t> intersect(const hermes::Line2& line, const ray2& ray);
  static Result<real_t> intersect(const hermes::bbox3 &bounds,
                                         const ray3 &ray,
                                         const hermes::vec3 &inv_dir,
                                         const i32 dir_is_neg[3],
                                         real_t max_t = Constants::real_infinity);
  static Result<real_t> intersect(const hermes::bbox3 &bounds,
                                         const ray3 &ray, real_t *second_hit = nullptr);
 
  static Result<real_t> intersect(const point3 &p1, const point3 &p2,
                                         const point3 &p3, const Ray3 &ray,
                                         real_t *b1 = nullptr, real_t *b2 = nullptr);
  static Result<real_t> intersect(const Plane& plane, const Ray3& ray);
};
 
} // namespace hermes
 
#endif // HERMES_GEOMETRY_QUERIES_H