cross Function

public pure function cross(a, b) result(c)

3次元ベクトルの外積を返す基本演算。

Arguments

Type IntentOptional Attributes Name
real(kind=dp), intent(in) :: a(3)
real(kind=dp), intent(in) :: b(3)

Return Value real(kind=dp), (3)


Called by

proc~~cross~2~~CalledByGraph proc~cross~2 cross proc~update_mesh_geometry update_mesh_geometry proc~update_mesh_geometry->proc~cross~2 proc~init_mesh init_mesh proc~init_mesh->proc~update_mesh_geometry proc~prepare_periodic2_collision_mesh prepare_periodic2_collision_mesh proc~prepare_periodic2_collision_mesh->proc~update_mesh_geometry proc~apply_obj_transform apply_obj_transform proc~apply_obj_transform->proc~init_mesh proc~build_mesh_from_indexed build_mesh_from_indexed proc~build_mesh_from_indexed->proc~init_mesh proc~build_template_mesh build_template_mesh proc~build_template_mesh->proc~init_mesh proc~build_one_template build_one_template proc~build_template_mesh->proc~build_one_template proc~load_or_init_run_state load_or_init_run_state proc~load_or_init_run_state->proc~prepare_periodic2_collision_mesh proc~build_mesh_from_config build_mesh_from_config proc~load_or_init_run_state->proc~build_mesh_from_config proc~make_annulus make_annulus proc~make_annulus->proc~init_mesh proc~make_box make_box proc~make_box->proc~init_mesh proc~make_cylinder make_cylinder proc~make_cylinder->proc~init_mesh proc~make_plane make_plane proc~make_plane->proc~init_mesh proc~make_plate_hole make_plate_hole proc~make_plate_hole->proc~init_mesh proc~make_sphere make_sphere proc~make_sphere->proc~init_mesh proc~build_mesh_from_config->proc~apply_obj_transform proc~build_mesh_from_config->proc~build_template_mesh proc~load_obj_mesh load_obj_mesh proc~build_mesh_from_config->proc~load_obj_mesh proc~build_one_template->proc~make_annulus proc~build_one_template->proc~make_box proc~build_one_template->proc~make_cylinder proc~build_one_template->proc~make_plane proc~build_one_template->proc~make_plate_hole proc~build_one_template->proc~make_sphere proc~make_disk make_disk proc~build_one_template->proc~make_disk proc~load_obj_mesh->proc~build_mesh_from_indexed proc~make_disk->proc~make_annulus program~main main program~main->proc~load_or_init_run_state

Source Code

  pure function cross(a, b) result(c)
    real(dp), intent(in) :: a(3), b(3)
    real(dp) :: c(3)
    c(1) = a(2)*b(3) - a(3)*b(2)
    c(2) = a(3)*b(1) - a(1)*b(3)
    c(3) = a(1)*b(2) - a(2)*b(1)
  end function cross