One key difference of this work is that the older solution was built upon a Lagrangian approach, which means that the simulation consists of computing the velocities and the pressure that acts on these particles.
这项工作的一个主要不同点是,旧的方法是建立在拉格朗日方法的基础上,这意味着模拟方法包括计算速度和作用于这些粒子的压力。