ray_intersections_number Function

  1. fossil_aabb_object.f90
  2. fossil_aabb_object
  3. ray_intersections_number

private pure function ray_intersections_number(self, ray_origin, ray_direction) result(intersections_number)

Return ray intersections number.

Arguments

Type IntentOptional AttributesName
class(aabb_object), intent(in) :: self

AABB.
type(vector_R8P), intent(in) :: ray_origin

Ray origin.
type(vector_R8P), intent(in) :: ray_direction

Ray direction.

Return Value integer(kind=I4P)

Intersection number.


Source Code

ray_intersections_number

Source Code

   pure function ray_intersections_number(self, ray_origin, ray_direction) result(intersections_number)
   !< Return ray intersections number.
   class(aabb_object), intent(in) :: self                 !< AABB.
   type(vector_R8P),   intent(in) :: ray_origin           !< Ray origin.
   type(vector_R8P),   intent(in) :: ray_direction        !< Ray direction.
   integer(I4P)                   :: intersections_number !< Intersection number.
   integer(I4P)                   :: f                    !< Counter.

   intersections_number = 0
   if (self%facets_number > 0) then
      do f=1, self%facets_number
         if (self%facet(f)%do_ray_intersect(ray_origin=ray_origin, ray_direction=ray_direction)) &
            intersections_number = intersections_number + 1
      enddo
   endif
   endfunction ray_intersections_number

All Procedures

aabb_assign_aabb aabb_node_assign_aabb_node aabb_tree_assign_aabb_tree add_facets add_facets add_vertex_occurrence allocate_facets analize bmax bmin build_connectivity check_normal check_vertices_occurrencies cli_parse cli_parse cli_parse cli_parse cli_parse cli_parse close_file closest_point closest_point compute_bb_from_facets compute_metrix compute_metrix compute_normal compute_normals compute_octants compute_octants compute_volume create_aabb_tree destroy destroy destroy destroy destroy distance distance distance distance distance distance_from_facets distance_from_facets do_ray_intersect do_ray_intersect do_ray_intersect edge_connection_in_other_ref facet_assign_facet file_stl_assign_file_stl first_child_node first_node flip_edge has_facets has_facets initialize initialize initialize initialize initialize is_allocated is_inside is_point_inside_polyhedron_ri is_point_inside_polyhedron_sa load_facets_number_from_file load_from_file load_from_file_ascii load_from_file_binary load_header_from_file make_normal_consistent mirror_by_matrix mirror_by_matrix mirror_by_normal mirror_by_normal nodes_number nodes_number_at_level open_file parent_node ray_intersections_number ray_intersections_number ray_intersections_number resize resize reverse_normal reverse_normals rotate_by_axis_angle rotate_by_axis_angle rotate_by_matrix rotate_by_matrix sanitize_normals save_facets_into_file_stl save_facets_into_file_stl save_geometry_tecplot_ascii save_geometry_tecplot_ascii save_geometry_tecplot_ascii save_header_into_file save_into_file save_into_file_ascii save_into_file_binary save_into_file_stl save_trailer_into_file solid_angle statistics tetrahedron_volume translate translate update_connectivity update_extents update_extents vertex vertex_global_id