do_ray_intersect Function

private pure function do_ray_intersect(self, ray_origin, ray_direction) result(do_intersect)

Return true if AABB is intersected by ray from origin and oriented as ray direction vector.

Arguments

Type	Intent	Optional	Attributes		Name
class(aabb_node_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 logical

Test result.

Source Code

do_ray_intersect

Source Code

   pure function do_ray_intersect(self, ray_origin, ray_direction) result(do_intersect)
   !< Return true if AABB is intersected by ray from origin and oriented as ray direction vector.
   class(aabb_node_object), intent(in) :: self          !< AABB.
   type(vector_R8P),        intent(in) :: ray_origin    !< Ray origin.
   type(vector_R8P),        intent(in) :: ray_direction !< Ray direction.
   logical                             :: do_intersect  !< Test result.

   do_intersect = .false.
   if (allocated(self%aabb)) do_intersect = self%aabb%do_ray_intersect(ray_origin=ray_origin, ray_direction=ray_direction)
   endfunction do_ray_intersect

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