#pragma once #include "concepts.h" struct BounceBackO { template static void apply(V f_curr[19], V f_next[19]) { f_next[0] = f_curr[18]; f_next[1] = f_curr[17]; f_next[2] = f_curr[16]; f_next[3] = f_curr[15]; f_next[4] = f_curr[14]; f_next[5] = f_curr[13]; f_next[6] = f_curr[12]; f_next[7] = f_curr[11]; f_next[8] = f_curr[10]; f_next[9] = f_curr[9]; f_next[10] = f_curr[8]; f_next[11] = f_curr[7]; f_next[12] = f_curr[6]; f_next[13] = f_curr[5]; f_next[14] = f_curr[4]; f_next[15] = f_curr[3]; f_next[16] = f_curr[2]; f_next[17] = f_curr[1]; f_next[18] = f_curr[0]; } };