Derived classes

• vtb::core::Wetted_surface_solver_opencl< T, N >
• vtb::core::Wetted_surface_solver_openmp< T, N >

Types

• using waterline_type = vtb::geometry::Polyline< T, 3 >
• using vertex_type = blitz::TinyVector< T, N >
• using grid_type = Grid< T, 4 >
• using ship_type = Ship< T >
• using triangle_array = std::vector< triangle_type >
• using triangle_type = vtb::geometry::Triangle< T, N >
• using panel_array = std::vector< panel_type >
• using panel_type = Ship_hull_panel< T, N >

Fields

• waterline_type _waterline
• mask_array _wetted_vertices_mask
• panel_array _dry_panels
• panel_array _wet_panels
• panel_array _all_panels

Methods

• compute_centres(ship_type & ship) -> voidprotected
• waterline() const -> const waterline_type &

  Waterline polyline (line segment array).

• wetted_vertices_mask() const -> const mask_array &

  Wetted panels mask.

• all_panels() -> panel_array &
• all_panels() const -> const panel_array &

  All ship hull faces.

• dry_panels() -> panel_array &
• dry_panels() const -> const panel_array &

  Wetted ship hull faces.

• wet_panels() -> panel_array &
• wet_panels() const -> const panel_array &

  Wetted ship hull faces.

• solve(ship_type & ship, const grid_type & grid_txyz, Array2< vertex_type > wavy_surface) -> voidvirtual

  Determine underwater hull panels (faces) for irregular grid.

• solve(ship_type & ship, const grid_type & grid_txyz, Array< T, 2 > wavy_surface) -> voidvirtual

  Determine underwater hull panels (faces) taking into account ship position and orientation.

  ship

  a ship

  
  

  grid_txyz

  four-dimensional $(t,x,y,z)$ grid

  
  

  wavy_surface

  wavy surface elevation three-dimensional $(t,x,y)$ array

  
  

  Date

  2018-08-23

  Author

  Ivan Gankevich

  Return

  array of underwater panels with computed normals and areas

• ~Wetted_surface_solver()virtual
• Wetted_surface_solver()

Calm sea.

Methods

• operator()(const vec &, T) const -> T

  Returns wavy surface elevation at point x.

• operator=(const No_wave &) -> No_wave &
• No_wave(const No_wave &)
• No_wave()

Base class for wavy surface generators.

• Wavy surface generators fill multidimensional arrays with wavy surface elevation for specified spatio-temporal grid and wave type. Sometimes these arrays are called height maps.

Derived classes

• vtb::core::Plane_wave_generator< T, Wave, Policy::OpenCL >
• vtb::core::Plane_wave_generator< T, Wave, Policy::OpenMP >
• vtb::core::Calm_sea_generator< T >
• vtb::core::Irregular_wave_surface_generator< T, N >
• vtb::core::Plane_wave_generator< T, Wave, P >

Types

• using array_type = Array< T, 2 >
• using grid_type = Grid< T, 2 >

Fields

• array_type _elevation

Methods

• acf_grid() const -> Grid< T, 3 >virtual
• operator()(const grid_type & grid) -> void
• generate(const Grid< T, 3 > & grid) -> Array< T, 3 >virtual
• generate(T t, const grid_type & grid) -> voidvirtual
• elevation() const -> const array_type &

  Get wavy surface elevation (height map).

• operator=(const Wavy_surface_generator &) -> Wavy_surface_generator &
• Wavy_surface_generator(const Wavy_surface_generator &)
• ~Wavy_surface_generator()virtual
• Wavy_surface_generator()

Base class for water waves.

• This class stores wave amplitude and wave numbers.
• Other parameters may be added later.

Derived classes

• vtb::core::Linear_wave< T, N >
• vtb::core::Propagating_stokes_wave< T, N >
• vtb::core::Shallow_water_wave< T, N >

Types

• using vec = Vector< T, N-1 >
• using value_type = T

Fields

• T _angular_frequency
• vec _wave_vector
• T _amplitude

Methods

• dimensions() -> constexpr static int
• phase_velocity() const -> vec

  Get phase velocity.

• period() const -> T

  Get wave period.

• normal() const -> vec

  Get wave direction as unit vector.

• direction() const -> T

  Get wave direction in radians.

• scalar_length() const -> T

  Get wave length.

• length() const -> vec

  Get wave length.

• angular_frequency() const -> T

  Get wave angular frequency.

• number() const -> const vec &

  Get wave numbers for each dimension.

• wave_number() const -> const vec &

  Get wave numbers for each dimension.

• amplitude() const -> T

  Get wave amplitude.

• Wave_base(T amplitude, T length, vec normal, T velocity)explicit
• Wave_base(T amplitude, const vec & k, T freq)explicit
• operator=(const Wave_base &) -> Wave_base &
• Wave_base(const Wave_base &)
• Wave_base()