#include "MarchingCubes.h" static Vector3 vectors[13] = { Vector3(0.0f, 0.0f, 0.0f), Vector3(0.5f, 1.0f, 1.0f), Vector3(0.0f, 0.5f, 1.0f), Vector3(0.0f, 1.0f, 0.5f), Vector3(1.0f, 0.5f, 1.0f), Vector3(1.0f, 1.0f, 0.5f), Vector3(0.5f, 1.0f, 0.0f), Vector3(1.0f, 0.5f, 0.0f), Vector3(0.0f, 0.5f, 0.0f), Vector3(0.0f, 0.0f, 0.5f), Vector3(0.5f, 0.0f, 1.0f), Vector3(1.0f, 0.0f, 0.5f), Vector3(0.5f, 0.0f, 0.0f)}; static int table[3072] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 1, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2, 4, 0, 0, 0, 0, 0, 0, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 6, 7, 3, 1, 2, 0, 0, 0, 0, 0, 0, 7, 4, 6, 4, 6, 1, 0, 0, 0, 0, 0, 0, 3, 6, 2, 7, 6, 2, 7, 2, 4, 0, 0, 0, 3, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 1, 8, 1, 8, 2, 0, 0, 0, 0, 0, 0, 6, 3, 8, 1, 5, 4, 0, 0, 0, 0, 0, 0, 6, 5, 8, 4, 5, 8, 4, 8, 2, 0, 0, 0, 5, 3, 7, 3, 7, 8, 0, 0, 0, 0, 0, 0, 5, 1, 7, 2, 1, 7, 2, 7, 8, 0, 0, 0, 1, 3, 4, 8, 3, 4, 8, 4, 7, 0, 0, 0, 8, 7, 2, 4, 7, 2, 0, 0, 0, 0, 0, 0, 9, 2, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 3, 10, 3, 10, 1, 0, 0, 0, 0, 0, 0, 4, 1, 5, 2, 10, 9, 0, 0, 0, 0, 0, 0, 4, 10, 5, 9, 10, 5, 9, 5, 3, 0, 0, 0, 9, 2, 10, 5, 7, 6, 0, 0, 0, 0, 0, 0, 9, 3, 10, 3, 10, 1, 7, 6, 5, 0, 0, 0, 7, 4, 6, 4, 6, 1, 9, 10, 2, 0, 0, 0, 4, 10, 7, 3, 10, 7, 3, 10, 9, 3, 6, 7, 9, 2, 10, 3, 8, 6, 0, 0, 0, 0, 0, 0, 9, 8, 10, 6, 8, 10, 6, 10, 1, 0, 0, 0, 6, 8, 3, 10, 2, 9, 1, 4, 5, 0, 0, 0, 4, 5, 6, 4, 10, 6, 8, 10, 6, 8, 10, 9, 5, 3, 7, 3, 7, 8, 10, 2, 9, 0, 0, 0, 9, 7, 1, 9, 10, 1, 5, 7, 1, 9, 7, 8, 9, 10, 8, 4, 10, 8, 4, 10, 7, 3, 2, 1, 9, 10, 8, 4, 10, 8, 4, 8, 7, 0, 0, 0, 10, 4, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 4, 11, 1, 2, 3, 0, 0, 0, 0, 0, 0, 5, 11, 1, 11, 1, 10, 0, 0, 0, 0, 0, 0, 10, 2, 11, 3, 2, 11, 3, 11, 5, 0, 0, 0, 7, 5, 6, 4, 11, 10, 0, 0, 0, 0, 0, 0, 3, 2, 1, 11, 4, 10, 5, 7, 6, 0, 0, 0, 7, 11, 6, 10, 11, 6, 10, 6, 1, 0, 0, 0, 7, 6, 3, 7, 11, 3, 2, 11, 3, 2, 11, 10, 10, 4, 11, 6, 8, 3, 0, 0, 0, 0, 0, 0, 6, 1, 8, 1, 8, 2, 11, 4, 10, 0, 0, 0, 10, 1, 11, 1, 11, 5, 8, 3, 6, 0, 0, 0, 10, 8, 5, 10, 11, 5, 6, 8, 5, 10, 8, 2, 8, 7, 3, 7, 3, 5, 10, 11, 4, 0, 0, 0, 10, 11, 2, 7, 11, 2, 7, 11, 8, 1, 4, 5, 7, 11, 8, 1, 11, 8, 1, 11, 10, 1, 3, 8, 10, 11, 2, 7, 11, 2, 7, 2, 8, 0, 0, 0, 11, 9, 4, 9, 4, 2, 0, 0, 0, 0, 0, 0, 1, 4, 3, 11, 4, 3, 11, 3, 9, 0, 0, 0, 2, 1, 9, 5, 1, 9, 5, 9, 11, 0, 0, 0, 3, 5, 9, 11, 5, 9, 0, 0, 0, 0, 0, 0, 2, 4, 9, 4, 9, 11, 6, 5, 7, 0, 0, 0, 7, 6, 11, 3, 6, 11, 3, 6, 9, 4, 5, 1, 7, 1, 9, 7, 11, 9, 2, 1, 9, 7, 1, 6, 7, 6, 11, 3, 6, 11, 3, 11, 9, 0, 0, 0, 11, 9, 4, 9, 4, 2, 6, 8, 3, 0, 0, 0, 1, 4, 6, 9, 4, 6, 9, 4, 11, 9, 8, 6, 6, 8, 5, 9, 8, 5, 9, 8, 11, 1, 3, 2, 6, 8, 5, 9, 8, 5, 9, 5, 11, 0, 0, 0, 7, 11, 9, 7, 9, 9, 5, 4, 2, 5, 2, 2, 9, 11, 8, 11, 8, 7, 1, 4, 5, 0, 0, 0, 7, 8, 11, 8, 11, 9, 1, 3, 2, 0, 0, 0, 9, 11, 8, 11, 8, 7, 0, 0, 0, 0, 0, 0, 11, 7, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 7, 12, 3, 2, 1, 0, 0, 0, 0, 0, 0, 11, 7, 12, 5, 4, 1, 0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2, 4, 12, 7, 11, 0, 0, 0, 11, 5, 12, 5, 12, 6, 0, 0, 0, 0, 0, 0, 11, 5, 12, 5, 12, 6, 2, 1, 3, 0, 0, 0, 11, 4, 12, 1, 4, 12, 1, 12, 6, 0, 0, 0, 11, 2, 6, 11, 12, 6, 3, 2, 6, 11, 2, 4, 7, 12, 11, 8, 6, 3, 0, 0, 0, 0, 0, 0, 2, 8, 1, 8, 1, 6, 11, 12, 7, 0, 0, 0, 1, 4, 5, 12, 7, 11, 6, 8, 3, 0, 0, 0, 11, 12, 4, 8, 12, 4, 8, 12, 2, 5, 7, 6, 8, 12, 3, 11, 12, 3, 11, 3, 5, 0, 0, 0, 8, 12, 2, 5, 12, 2, 5, 12, 11, 5, 1, 2, 8, 3, 1, 8, 12, 1, 4, 12, 1, 4, 12, 11, 11, 12, 4, 8, 12, 4, 8, 4, 2, 0, 0, 0, 12, 11, 7, 10, 9, 2, 0, 0, 0, 0, 0, 0, 1, 10, 3, 10, 3, 9, 7, 11, 12, 0, 0, 0, 12, 7, 11, 1, 4, 5, 10, 2, 9, 0, 0, 0, 12, 7, 9, 5, 7, 9, 5, 7, 3, 10, 11, 4, 6, 12, 5, 12, 5, 11, 2, 9, 10, 0, 0, 0, 12, 9, 3, 12, 3, 3, 11, 10, 1, 11, 1, 1, 11, 4, 12, 1, 4, 12, 1, 4, 6, 9, 10, 2, 3, 9, 6, 9, 6, 12, 4, 10, 11, 0, 0, 0, 3, 6, 8, 11, 12, 7, 9, 10, 2, 0, 0, 0, 7, 11, 6, 10, 11, 6, 10, 11, 1, 8, 12, 9, 12, 8, 9, 6, 7, 5, 1, 2, 3, 6, 7, 5, 9, 8, 12, 5, 7, 6, 11, 4, 10, 0, 0, 0, 8, 12, 3, 11, 12, 3, 11, 12, 5, 2, 9, 10, 5, 11, 1, 11, 1, 10, 8, 12, 9, 0, 0, 0, 8, 12, 9, 4, 10, 11, 2, 1, 3, 0, 0, 0, 11, 10, 4, 9, 12, 8, 0, 0, 0, 0, 0, 0, 12, 10, 7, 10, 7, 4, 0, 0, 0, 0, 0, 0, 12, 10, 7, 10, 7, 4, 3, 2, 1, 0, 0, 0, 5, 7, 1, 12, 7, 1, 12, 1, 10, 0, 0, 0, 12, 7, 10, 3, 7, 10, 3, 7, 5, 3, 2, 10, 4, 5, 10, 6, 5, 10, 6, 10, 12, 0, 0, 0, 4, 5, 10, 6, 5, 10, 6, 5, 12, 2, 1, 3, 12, 6, 10, 1, 6, 10, 0, 0, 0, 0, 0, 0, 3, 2, 6, 10, 2, 6, 10, 6, 12, 0, 0, 0, 4, 7, 10, 7, 10, 12, 3, 6, 8, 0, 0, 0, 6, 8, 2, 6, 2, 2, 7, 12, 10, 7, 10, 10, 5, 7, 1, 12, 7, 1, 12, 7, 10, 3, 6, 8, 10, 12, 2, 12, 2, 8, 5, 7, 6, 0, 0, 0, 4, 12, 3, 4, 5, 3, 8, 12, 3, 4, 12, 10, 8, 2, 12, 2, 12, 10, 5, 1, 4, 0, 0, 0, 8, 3, 12, 1, 3, 12, 1, 12, 10, 0, 0, 0, 10, 12, 2, 12, 2, 8, 0, 0, 0, 0, 0, 0, 12, 9, 7, 2, 9, 7, 2, 7, 4, 0, 0, 0, 12, 4, 3, 12, 9, 3, 1, 4, 3, 12, 4, 7, 2, 1, 5, 2, 9, 5, 7, 9, 5, 7, 9, 12, 12, 7, 9, 5, 7, 9, 5, 9, 3, 0, 0, 0, 2, 9, 4, 6, 9, 4, 6, 9, 12, 6, 5, 4, 12, 6, 9, 6, 9, 3, 4, 5, 1, 0, 0, 0, 2, 9, 1, 12, 9, 1, 12, 1, 6, 0, 0, 0, 3, 9, 6, 9, 6, 12, 0, 0, 0, 0, 0, 0, 12, 9, 7, 2, 9, 7, 2, 9, 4, 6, 8, 3, 1, 6, 4, 6, 4, 7, 9, 8, 12, 0, 0, 0, 5, 7, 6, 9, 8, 12, 3, 2, 1, 0, 0, 0, 12, 8, 9, 6, 7, 5, 0, 0, 0, 0, 0, 0, 4, 2, 5, 2, 5, 3, 12, 9, 8, 0, 0, 0, 12, 8, 9, 1, 4, 5, 0, 0, 0, 0, 0, 0, 8, 9, 12, 2, 3, 1, 0, 0, 0, 0, 0, 0, 12, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 9, 12, 2, 3, 1, 0, 0, 0, 0, 0, 0, 12, 8, 9, 1, 4, 5, 0, 0, 0, 0, 0, 0, 4, 2, 5, 2, 5, 3, 12, 9, 8, 0, 0, 0, 12, 8, 9, 6, 7, 5, 0, 0, 0, 0, 0, 0, 5, 7, 6, 9, 8, 12, 3, 2, 1, 0, 0, 0, 1, 6, 4, 6, 4, 7, 9, 8, 12, 0, 0, 0, 12, 9, 7, 2, 9, 7, 2, 9, 4, 6, 8, 3, 3, 9, 6, 9, 6, 12, 0, 0, 0, 0, 0, 0, 2, 9, 1, 12, 9, 1, 12, 1, 6, 0, 0, 0, 12, 6, 9, 6, 9, 3, 4, 5, 1, 0, 0, 0, 2, 9, 4, 6, 9, 4, 6, 9, 12, 6, 5, 4, 12, 7, 9, 5, 7, 9, 5, 9, 3, 0, 0, 0, 2, 1, 5, 2, 9, 5, 7, 9, 5, 7, 9, 12, 12, 4, 3, 12, 9, 3, 1, 4, 3, 12, 4, 7, 12, 9, 7, 2, 9, 7, 2, 7, 4, 0, 0, 0, 10, 12, 2, 12, 2, 8, 0, 0, 0, 0, 0, 0, 8, 3, 12, 1, 3, 12, 1, 12, 10, 0, 0, 0, 8, 2, 12, 2, 12, 10, 5, 1, 4, 0, 0, 0, 4, 12, 3, 4, 5, 3, 8, 12, 3, 4, 12, 10, 10, 12, 2, 12, 2, 8, 5, 7, 6, 0, 0, 0, 5, 7, 1, 12, 7, 1, 12, 7, 10, 3, 6, 8, 6, 8, 2, 6, 2, 2, 7, 12, 10, 7, 10, 10, 4, 7, 10, 7, 10, 12, 3, 6, 8, 0, 0, 0, 3, 2, 6, 10, 2, 6, 10, 6, 12, 0, 0, 0, 12, 6, 10, 1, 6, 10, 0, 0, 0, 0, 0, 0, 4, 5, 10, 6, 5, 10, 6, 5, 12, 2, 1, 3, 4, 5, 10, 6, 5, 10, 6, 10, 12, 0, 0, 0, 12, 7, 10, 3, 7, 10, 3, 7, 5, 3, 2, 10, 5, 7, 1, 12, 7, 1, 12, 1, 10, 0, 0, 0, 12, 10, 7, 10, 7, 4, 3, 2, 1, 0, 0, 0, 12, 10, 7, 10, 7, 4, 0, 0, 0, 0, 0, 0, 11, 10, 4, 9, 12, 8, 0, 0, 0, 0, 0, 0, 8, 12, 9, 4, 10, 11, 2, 1, 3, 0, 0, 0, 5, 11, 1, 11, 1, 10, 8, 12, 9, 0, 0, 0, 8, 12, 3, 11, 12, 3, 11, 12, 5, 2, 9, 10, 9, 8, 12, 5, 7, 6, 11, 4, 10, 0, 0, 0, 12, 8, 9, 6, 7, 5, 1, 2, 3, 6, 7, 5, 7, 11, 6, 10, 11, 6, 10, 11, 1, 8, 12, 9, 3, 6, 8, 11, 12, 7, 9, 10, 2, 0, 0, 0, 3, 9, 6, 9, 6, 12, 4, 10, 11, 0, 0, 0, 11, 4, 12, 1, 4, 12, 1, 4, 6, 9, 10, 2, 12, 9, 3, 12, 3, 3, 11, 10, 1, 11, 1, 1, 6, 12, 5, 12, 5, 11, 2, 9, 10, 0, 0, 0, 12, 7, 9, 5, 7, 9, 5, 7, 3, 10, 11, 4, 12, 7, 11, 1, 4, 5, 10, 2, 9, 0, 0, 0, 1, 10, 3, 10, 3, 9, 7, 11, 12, 0, 0, 0, 12, 11, 7, 10, 9, 2, 0, 0, 0, 0, 0, 0, 11, 12, 4, 8, 12, 4, 8, 4, 2, 0, 0, 0, 8, 3, 1, 8, 12, 1, 4, 12, 1, 4, 12, 11, 8, 12, 2, 5, 12, 2, 5, 12, 11, 5, 1, 2, 8, 12, 3, 11, 12, 3, 11, 3, 5, 0, 0, 0, 11, 12, 4, 8, 12, 4, 8, 12, 2, 5, 7, 6, 1, 4, 5, 12, 7, 11, 6, 8, 3, 0, 0, 0, 2, 8, 1, 8, 1, 6, 11, 12, 7, 0, 0, 0, 7, 12, 11, 8, 6, 3, 0, 0, 0, 0, 0, 0, 11, 2, 6, 11, 12, 6, 3, 2, 6, 11, 2, 4, 11, 4, 12, 1, 4, 12, 1, 12, 6, 0, 0, 0, 11, 5, 12, 5, 12, 6, 2, 1, 3, 0, 0, 0, 11, 5, 12, 5, 12, 6, 0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2, 4, 12, 7, 11, 0, 0, 0, 11, 7, 12, 5, 4, 1, 0, 0, 0, 0, 0, 0, 11, 7, 12, 3, 2, 1, 0, 0, 0, 0, 0, 0, 11, 7, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 11, 8, 11, 8, 7, 0, 0, 0, 0, 0, 0, 7, 8, 11, 8, 11, 9, 1, 3, 2, 0, 0, 0, 9, 11, 8, 11, 8, 7, 1, 4, 5, 0, 0, 0, 7, 11, 9, 7, 9, 9, 5, 4, 2, 5, 2, 2, 6, 8, 5, 9, 8, 5, 9, 5, 11, 0, 0, 0, 6, 8, 5, 9, 8, 5, 9, 8, 11, 1, 3, 2, 1, 4, 6, 9, 4, 6, 9, 4, 11, 9, 8, 6, 11, 9, 4, 9, 4, 2, 6, 8, 3, 0, 0, 0, 7, 6, 11, 3, 6, 11, 3, 11, 9, 0, 0, 0, 7, 1, 9, 7, 11, 9, 2, 1, 9, 7, 1, 6, 7, 6, 11, 3, 6, 11, 3, 6, 9, 4, 5, 1, 2, 4, 9, 4, 9, 11, 6, 5, 7, 0, 0, 0, 3, 5, 9, 11, 5, 9, 0, 0, 0, 0, 0, 0, 2, 1, 9, 5, 1, 9, 5, 9, 11, 0, 0, 0, 1, 4, 3, 11, 4, 3, 11, 3, 9, 0, 0, 0, 11, 9, 4, 9, 4, 2, 0, 0, 0, 0, 0, 0, 10, 11, 2, 7, 11, 2, 7, 2, 8, 0, 0, 0, 7, 11, 8, 1, 11, 8, 1, 11, 10, 1, 3, 8, 10, 11, 2, 7, 11, 2, 7, 11, 8, 1, 4, 5, 8, 7, 3, 7, 3, 5, 10, 11, 4, 0, 0, 0, 10, 8, 5, 10, 11, 5, 6, 8, 5, 10, 8, 2, 10, 1, 11, 1, 11, 5, 8, 3, 6, 0, 0, 0, 6, 1, 8, 1, 8, 2, 11, 4, 10, 0, 0, 0, 10, 4, 11, 6, 8, 3, 0, 0, 0, 0, 0, 0, 7, 6, 3, 7, 11, 3, 2, 11, 3, 2, 11, 10, 7, 11, 6, 10, 11, 6, 10, 6, 1, 0, 0, 0, 3, 2, 1, 11, 4, 10, 5, 7, 6, 0, 0, 0, 7, 5, 6, 4, 11, 10, 0, 0, 0, 0, 0, 0, 10, 2, 11, 3, 2, 11, 3, 11, 5, 0, 0, 0, 5, 11, 1, 11, 1, 10, 0, 0, 0, 0, 0, 0, 10, 4, 11, 1, 2, 3, 0, 0, 0, 0, 0, 0, 10, 4, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 10, 8, 4, 10, 8, 4, 8, 7, 0, 0, 0, 9, 10, 8, 4, 10, 8, 4, 10, 7, 3, 2, 1, 9, 7, 1, 9, 10, 1, 5, 7, 1, 9, 7, 8, 5, 3, 7, 3, 7, 8, 10, 2, 9, 0, 0, 0, 4, 5, 6, 4, 10, 6, 8, 10, 6, 8, 10, 9, 6, 8, 3, 10, 2, 9, 1, 4, 5, 0, 0, 0, 9, 8, 10, 6, 8, 10, 6, 10, 1, 0, 0, 0, 9, 2, 10, 3, 8, 6, 0, 0, 0, 0, 0, 0, 4, 10, 7, 3, 10, 7, 3, 10, 9, 3, 6, 7, 7, 4, 6, 4, 6, 1, 9, 10, 2, 0, 0, 0, 9, 3, 10, 3, 10, 1, 7, 6, 5, 0, 0, 0, 9, 2, 10, 5, 7, 6, 0, 0, 0, 0, 0, 0, 4, 10, 5, 9, 10, 5, 9, 5, 3, 0, 0, 0, 4, 1, 5, 2, 10, 9, 0, 0, 0, 0, 0, 0, 9, 3, 10, 3, 10, 1, 0, 0, 0, 0, 0, 0, 9, 2, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 7, 2, 4, 7, 2, 0, 0, 0, 0, 0, 0, 1, 3, 4, 8, 3, 4, 8, 4, 7, 0, 0, 0, 5, 1, 7, 2, 1, 7, 2, 7, 8, 0, 0, 0, 5, 3, 7, 3, 7, 8, 0, 0, 0, 0, 0, 0, 6, 5, 8, 4, 5, 8, 4, 8, 2, 0, 0, 0, 6, 3, 8, 1, 5, 4, 0, 0, 0, 0, 0, 0, 6, 1, 8, 1, 8, 2, 0, 0, 0, 0, 0, 0, 3, 8, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 6, 2, 7, 6, 2, 7, 2, 4, 0, 0, 0, 7, 4, 6, 4, 6, 1, 0, 0, 0, 0, 0, 0, 5, 6, 7, 3, 1, 2, 0, 0, 0, 0, 0, 0, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 2, 5, 2, 4, 0, 0, 0, 0, 0, 0, 4, 1, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }; int MarchingCubes::getVectorAmount() { return 12; } Vector3 MarchingCubes::getVector(int index, int i) { return vectors[table[index * 12 + i]]; } static void swap(int index, int ia, int ib, int ic) { if(ia == 0 || ib == 0 || ic == 0) { printf("%2d, ", ia); printf("%2d, ", ib); printf("%2d, ", ic); return; } Vector3 a = vectors[ia]; Vector3 b = vectors[ib]; Vector3 c = vectors[ic]; Vector3 ab = b - a; Vector3 ac = c - a; Vector3 normal = ab.cross(ac); normal.normalize(); Vector3 mid = (a + b + c) / 3; int bIndex = (mid[1] < 0.5f) * 4; Vector3 corner(0.0f, (mid[1] >= 0.5f) * 1.0f, 0.0f); if(mid[0] < 0.5f) { if(mid[2] < 0.5f) { bIndex += 4; } else { bIndex += 1; corner += Vector3(0.0f, 0.0f, 1.0f); } } else { if(mid[2] < 0.5f) { bIndex += 3; corner += Vector3(1.0f, 0.0f, 0.0f); } else { bIndex += 2; corner += Vector3(1.0f, 0.0f, 1.0f); } } bool massiv = (1 << (bIndex - 1)) & index; Vector3 dir = mid - corner; if(!massiv) { dir = -dir; } dir.normalize(); float angle = dir.dot(normal); if(angle < 0) { int tmp = ia; ia = ib; ib = tmp; } printf("%2d, ", ia); printf("%2d, ", ib); printf("%2d, ", ic); } void MarchingCubes::test() { for(int i = 0; i < 3072; i += 24) { printf(" "); for(int k = 0; k < 12; k += 3) { swap((i + k) / 12, table[i + k], table[i + k + 1], table[i + k + 2]); } printf(" "); for(int k = 12; k < 24; k += 3) { swap((i + k) / 12, table[i + k], table[i + k + 1], table[i + k + 2]); } putchar('\n'); } }