!> 粒子备份 module spx_backup use spx_kinds, only: rk implicit none private public :: backup_type !> 粒子备份物理量 @note 用以备份初始时刻的固定粒子的状态量,用于更新后恢复 type backup_type real(rk), allocatable :: loc(:, :) !! 坐标, \\( m \\) real(rk), allocatable :: vel(:, :) !! 速度, \\( m/s \\) real(rk), allocatable :: rho(:) !! 密度, \\( kg/m^3 \\) real(rk), allocatable :: p(:) !! 压强, \\( Pa \\) end type backup_type end module spx_backup