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rubixdream.c
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rubixdream.c
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//
// Created by vinanddrinks on 30/04/2021.
//
#include "rubixdream.h"
#include <stdio.h>
#include <stdlib.h>
#include "conio.h"
#include <time.h>
// Initializing functions
struct FACE* CreateRubiks()
{
struct FACE* Rubiks;
Rubiks= calloc( 6, sizeof(struct FACE));
return Rubiks;
}
void init_rubiks(struct FACE* rubiks) {
T_COLOR color;
rubiks[0].SIDE = UP;
rubiks[1].SIDE = LEFT;
rubiks[2].SIDE = FRONT;
rubiks[3].SIDE = RIGHT;
rubiks[4].SIDE = BACK;
rubiks[5].SIDE = DOWN;
for (int i = 0; i <= 5; i++) {
color = W + i;
for (int j = 0; j < 3; j++) {
for (int k = 0; k < 3; k++) {
rubiks[i].BLOCK[j][k] = color;
}
}
}
}
// Select Functions
int select_color(T_COLOR color){
switch (color) {
case R:
return 12;
case G:
return 2;
case B:
return 1;
case W:
return 15;
case Y:
return 14;
case O:
return 4;
case LG:
return 7;
default:
break;
}
}
void crown_namegiver(Type_SIDE* CRlist,Type_SIDE center_face) {
switch (center_face) {
case UP:
CRlist[0] = BACK, CRlist[1] = FRONT, CRlist[2] = LEFT, CRlist[3] = RIGHT;
break;
case DOWN:
CRlist[0] = FRONT, CRlist[1] = BACK, CRlist[2] = LEFT, CRlist[3] = RIGHT;
break;
case LEFT:
CRlist[0] = UP, CRlist[1] = DOWN, CRlist[2] = BACK, CRlist[3] = FRONT;
break;
case RIGHT:
CRlist[0] = UP, CRlist[1] = DOWN, CRlist[2] = FRONT, CRlist[3] = BACK;
break;
case BACK:
CRlist[0] = DOWN, CRlist[1] = UP, CRlist[2] = LEFT, CRlist[3] = RIGHT;
break;
case FRONT:
CRlist[0] = UP, CRlist[1] = DOWN, CRlist[2] = LEFT, CRlist[3] = RIGHT;
break;
default:
break;
}
}
int opposite_index(int Face){
switch (Face) {
case 0:
return 5;
case 5:
return 0;
case 1:
return 3;
case 3:
return 1;
case 2:
return 4;
case 4:
return 2;
default:
break;
}
}
int left_index(int Face){
switch (Face) {
case 0:
return 1;
case 5:
return 1;
case 1:
return 4;
case 3:
return 2;
case 2:
return 1;
case 4:
return 3;
default:
break;
}
}
int right_index(int Face){
switch (Face) {
case 0:
return 3;
case 5:
return 3;
case 1:
return 2;
case 3:
return 4;
case 2:
return 3;
case 4:
return 1;
default:
break;
}
}
char* select_caption(T_COLOR block_color){
switch(block_color){
case R:
return "R";
case G:
return "G";
case B:
return "B";
case W:
return "W";
case Y:
return "Y";
case O:
return "O";
case LG:
return "V";
default:
break;
}
}
int side_to_index(Type_SIDE face,struct FACE* rubiks){
for(int i = 0;i<=5;i++){
if(rubiks[i].SIDE == face){
return i;
}
}
}
// Display functions
void display_line(struct FACE* rubiks, int face, int row){
for (int i = 0; i < 3; i++) {
c_textcolor(select_color(rubiks[face].BLOCK[row][i]));
printf("%s ", select_caption(rubiks[face].BLOCK[row][i]));
}
}
void display_middleline(struct FACE* rubiks,int line_number){
for(int i = 1;i<5;i++){
display_line(rubiks ,i,line_number);
printf(" ");
}
printf("\n");
}
void display_middleFaces(struct FACE* rubiks){
for (int i = 0; i<3; i++){
display_middleline(rubiks,i);
}
printf("\n");
}
void display_singleFace(struct FACE* rubiks, int face){
for (int i = 0; i < 3; i++){
printf(" ");
display_line(rubiks, face, i);
printf("\n");
}
printf("\n");
}
void display_rubiks(struct FACE* rubiks) {
display_singleFace(rubiks, 0);
display_middleFaces(rubiks);
display_singleFace(rubiks, 5);
c_textcolor(LIGHTGRAY);
}
// Rubiks customization
void blank_rubiks(struct FACE* rubiks){
for (int face = 0; face <=5; face ++){
for (int row = 0; row <3; row++){
for (int line = 0; line<3; line++){
if ((row != 1)||(line!=1)) {
rubiks[face].BLOCK[row][line] = LG;
}
}
}
}
}
void fill_rubiks(struct FACE* rubiks, int face,int row,int collumn, T_COLOR color){
rubiks[face].BLOCK[row][collumn]=color;
}
// Movement funtions
void turn_face(struct FACE* rubiks, Type_SIDE Rotatedface,T_SENSE sense){
struct FACE old_rubiks;
old_rubiks = rubiks[side_to_index(Rotatedface,rubiks)];
if (sense == Clockwise){
for (int row = 0; row<3; row++) {
for (int col = 0; col < 3; col++){
rubiks[side_to_index(Rotatedface,rubiks)].BLOCK[col][2-row] = old_rubiks.BLOCK[row][col];
}
}
}
if(sense == Anticlockwise){
for (int row = 0; row<3; row++) {
for (int col = 0; col < 3; col++){
rubiks[side_to_index(Rotatedface,rubiks)].BLOCK[2-col][row] = old_rubiks.BLOCK[row][col];
}
}
}
}
void turn_crown(struct FACE* rubiks, Type_SIDE Rotatedface,T_SENSE sense){
struct FACE old_rubiks[4];
Type_SIDE* crowns_names;// crowns faces name in the following order 0: up 1: down 2: left 3: right
crowns_names= calloc( 4, sizeof(Type_SIDE));
crown_namegiver(crowns_names,Rotatedface);
for(int i = 0; i<4;i++){
old_rubiks[i] = rubiks[side_to_index(crowns_names[i],rubiks)];
}
if(sense == Clockwise){
for(int i=0;i<3;i++){
switch (Rotatedface) {
default:
break;
case UP:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[0][i] = old_rubiks[2].BLOCK[0][i];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[0][i] = old_rubiks[0].BLOCK[0][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][i] = old_rubiks[3].BLOCK[0][i];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[0][i] = old_rubiks[1].BLOCK[0][i];
break;
case DOWN:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][i] = old_rubiks[2].BLOCK[2][i];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[2][i] = old_rubiks[0].BLOCK[2][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[2][i] = old_rubiks[3].BLOCK[2][i];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[2][i] = old_rubiks[1].BLOCK[2][i];
break;
case FRONT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][2-i] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[i][0] = old_rubiks[0].BLOCK[2][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][2-i] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[i][2] = old_rubiks[1].BLOCK[0][i];
break;
case BACK:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][i] = old_rubiks[2].BLOCK[i][0];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[2-i][2] = old_rubiks[0].BLOCK[2][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][i] = old_rubiks[3].BLOCK[i][2];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[2-i][0] = old_rubiks[1].BLOCK[0][i];
break;
case LEFT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2-i][0] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[i][0] = old_rubiks[0].BLOCK[i][0];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[i][0] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[2-i][2] = old_rubiks[1].BLOCK[i][0];
break;
case RIGHT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[i][2] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[2-i][0] = old_rubiks[0].BLOCK[i][2];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[2-i][2] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[i][2] = old_rubiks[1].BLOCK[i][2];
break;
}
}
}
if(sense == Anticlockwise){
for(int i=0;i<3;i++){
switch (Rotatedface) {
default:
break;
case UP:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[0][i] = old_rubiks[3].BLOCK[0][i];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[0][i] = old_rubiks[1].BLOCK[0][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][i] = old_rubiks[2].BLOCK[0][i];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[0][i] = old_rubiks[0].BLOCK[0][i];
break;
case DOWN:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][i] = old_rubiks[3].BLOCK[2][i];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[2][i] = old_rubiks[1].BLOCK[2][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[2][i] = old_rubiks[2].BLOCK[2][i];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[2][i] = old_rubiks[0].BLOCK[2][i];
break;
case FRONT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][i] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[i][0] = old_rubiks[1].BLOCK[0][2-i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][i] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[i][2] = old_rubiks[0].BLOCK[2][2-i];
break;
case BACK:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2][2-i] = old_rubiks[3].BLOCK[i][2];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[i][2] = old_rubiks[1].BLOCK[0][i];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[0][2-i] = old_rubiks[2].BLOCK[i][0];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[i][0] = old_rubiks[0].BLOCK[2][i];
break;
case LEFT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[i][0] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[i][0] = old_rubiks[1].BLOCK[i][0];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[2-i][0] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[2-i][2] = old_rubiks[0].BLOCK[i][0];
break;
case RIGHT:
rubiks[side_to_index(crowns_names[0],rubiks)].BLOCK[2-i][2] = old_rubiks[3].BLOCK[i][0];
rubiks[side_to_index(crowns_names[3],rubiks)].BLOCK[2-i][0] = old_rubiks[1].BLOCK[i][2];
rubiks[side_to_index(crowns_names[1],rubiks)].BLOCK[i][2] = old_rubiks[2].BLOCK[i][2];
rubiks[side_to_index(crowns_names[2],rubiks)].BLOCK[i][2] = old_rubiks[0].BLOCK[i][2];
break;
}
}
}
free(crowns_names);
}
void half_turn(struct FACE* rubiks,Type_SIDE Rface){
turn_rubiks(rubiks,Rface,Clockwise);
turn_rubiks(rubiks,Rface,Clockwise);
}
void turn_rubiks(struct FACE* rubiks,Type_SIDE face,T_SENSE sense){
turn_face(rubiks,face,sense);
turn_crown(rubiks,face,sense);
}
// Solving Algorithms
// 1. White Daisy
void WhiteDaisy(struct FACE* rubiks) {
int face_in_pos = 0;
Type_SIDE orderedface[5]={LEFT,FRONT,RIGHT,BACK,UP};
// Until all blocks are positioned in the dow face, forming the daisy, we repeat this algorithm
do{
// We place every white space that is in the middle of a row/col in position [1][0] of the face they're in
// We check that by doing so we do not affect any already place in the down face white middle of row/col.
for(int i = 0; i<5;i++){
if(rubiks[side_to_index(orderedface[i],rubiks)].BLOCK[0][1]==W){
if (orderedface[i]==LEFT){
while(rubiks[5].BLOCK[1][0]== W){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Anticlockwise);
}else if (orderedface[i]==FRONT){
while(rubiks[5].BLOCK[0][1]== W){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Anticlockwise);
}else if (orderedface[i]==RIGHT){
while(rubiks[5].BLOCK[1][2]== W){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Anticlockwise);
}else if (orderedface[i]==BACK){
while(rubiks[5].BLOCK[2][1]== W){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Anticlockwise);
}else{
turn_rubiks(rubiks,orderedface[i],Anticlockwise);
}
}
if(rubiks[side_to_index(orderedface[i],rubiks)].BLOCK[1][2]==W){
if(orderedface[i]==LEFT) {
while (rubiks[5].BLOCK[1][0] == W) {
turn_rubiks(rubiks, DOWN, Clockwise);
}half_turn(rubiks, orderedface[i]);
}else if(orderedface[i] == FRONT){
while (rubiks[5].BLOCK[0][1] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}half_turn(rubiks, orderedface[i]);
}else if(orderedface[i] == RIGHT){
while (rubiks[5].BLOCK[1][2] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}half_turn(rubiks, orderedface[i]);
}else if(orderedface[i] == BACK){
while (rubiks[5].BLOCK[2][1] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}half_turn(rubiks, orderedface[i]);
}else{
half_turn(rubiks, orderedface[i]);
}
}
if(rubiks[side_to_index(orderedface[i],rubiks)].BLOCK[2][1]==W){
if (orderedface[i] == LEFT){
while (rubiks[5].BLOCK[1][0] == W) {
turn_rubiks(rubiks, DOWN, Clockwise);
}turn_rubiks(rubiks,orderedface[i],Clockwise);
}else if (orderedface[i] == FRONT){
while (rubiks[5].BLOCK[0][1] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Clockwise);
}else if (orderedface[i] == RIGHT){
while (rubiks[5].BLOCK[1][2] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Clockwise);
}else if (orderedface[i] == BACK){
while (rubiks[5].BLOCK[2][1] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}turn_rubiks(rubiks,orderedface[i],Clockwise);
}else{
turn_rubiks(rubiks,orderedface[i],Clockwise);
}
}
}
// Now we can just rotate the face to the left of the placed white middle row/col clockwise to place them in
// the down face. If the position they are going to take is already taken, we rotate the down face until there
// is a free space for them.
if (rubiks[0].BLOCK[1][0] == W){
while (rubiks[5].BLOCK[1][0] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}
half_turn(rubiks,LEFT);
}
if (rubiks[1].BLOCK[1][0] == W){
while (rubiks[5].BLOCK[2][1] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}
turn_rubiks(rubiks,BACK,Clockwise);
}
if (rubiks[2].BLOCK[1][0] == W){
while (rubiks[5].BLOCK[1][0] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}
turn_rubiks(rubiks,LEFT,Clockwise);
}
if (rubiks[3].BLOCK[1][0] == W){
while (rubiks[5].BLOCK[0][1] == W){
turn_rubiks(rubiks,DOWN,Clockwise);
}
turn_rubiks(rubiks,FRONT,Clockwise);
}
if (rubiks[4].BLOCK[1][0] == W){
while (rubiks[5].BLOCK[1][2] == W ){
turn_rubiks(rubiks,DOWN,Clockwise);
}
turn_rubiks(rubiks,RIGHT,Clockwise);
}
face_in_pos = 0;
for (int i =0; i<3; i++){
for (int j = 0; j<3; j++){
if ((rubiks[5].BLOCK[i][j] == W) && ((i == 1)||(j==1))){
face_in_pos++;
}
}
}
}while(face_in_pos != 4);
}
// 2. White Cross
void WhiteCross(struct FACE* rubiks){
int face_in_pos = 0;
int down_coo[4][2] = {{1,0},{0,1},{1,2},{2,1}};
do{
for (int face=1; face <5; face++){
if ((rubiks[face].BLOCK[2][1]==rubiks[face].BLOCK[1][1])&&(rubiks[5].BLOCK[down_coo[face-1][0]][down_coo[face-1][1]]== W)){
half_turn(rubiks, rubiks[face].SIDE);
}
}
turn_rubiks(rubiks, DOWN, Clockwise);
face_in_pos = 0;
for (int i =0; i<3; i++){
for (int j = 0; j<3; j++){
if ((rubiks[0].BLOCK[i][j] == W) && ((i == 1)||(j==1))){
face_in_pos++;
}
}
}
}while(face_in_pos != 5);
}
Boolean WhiteCrownDone (struct FACE* rubiks){
int count=0;
for (int i = 1; i<5; i++){
for (int col = 0; col <3 ; col ++){
if (rubiks[i].BLOCK[0][col] == rubiks[i].BLOCK[1][1]){
count++;
}
}
}
if (count==12){
return True;
}else{
return False;
}
}
Boolean FaceDone(struct FACE* rubiks,Type_SIDE face) {
int count = 0;
for (int x = 0; x < 3; x++) {
for (int y = 0; y < 3; y++) {
if (rubiks[side_to_index(face, rubiks)].BLOCK[1][1] == rubiks[side_to_index(face, rubiks)].BLOCK[x][y]) {
++count;
}
}
}
if (count == 9) {
return True;
} else {
return False;
}
}
// 3. First Crown
void FirstCrown(struct FACE* rubiks) {
Type_SIDE left[4] = {BACK,LEFT,FRONT,RIGHT};
Type_SIDE right[4] = {FRONT,RIGHT,BACK,LEFT};
Type_SIDE front[4] = {LEFT,FRONT,RIGHT,BACK};
Type_SIDE adj_face[4] = {LEFT, BACK, RIGHT, FRONT};
int cnst;
//check for all corner where white stickers are on the white edge
do {
cnst=1;
if (rubiks[5].BLOCK[0][0] == W) {
if (rubiks[2].BLOCK[2][0] == G && rubiks[1].BLOCK[2][2] == R) {
turn_rubiks(rubiks, DOWN, Clockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,RIGHT);
}
if (rubiks[2].BLOCK[2][0] == R && rubiks[1].BLOCK[2][2] == B) {
half_turn(rubiks, DOWN);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,BACK);
}
if (rubiks[2].BLOCK[2][0] == B && rubiks[1].BLOCK[2][2] == O) {
turn_rubiks(rubiks, DOWN, Anticlockwise);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,LEFT);
}
if (rubiks[2].BLOCK[2][0] == O && rubiks[1].BLOCK[2][2] == G){
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,FRONT);
}
}
if (rubiks[5].BLOCK[0][2] == W) {
if (rubiks[3].BLOCK[2][0] == G && rubiks[2].BLOCK[2][2] == R) {
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,RIGHT);
}
if (rubiks[3].BLOCK[2][0] == R && rubiks[2].BLOCK[2][2] == B) {
turn_rubiks(rubiks, DOWN, Clockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,BACK);
}
if (rubiks[3].BLOCK[2][0] == B && rubiks[2].BLOCK[2][2] == O) {
half_turn(rubiks, DOWN);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,LEFT);
}
if (rubiks[3].BLOCK[2][0] == O && rubiks[2].BLOCK[2][2] == G) {
turn_rubiks(rubiks, DOWN, Anticlockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,FRONT);
}
}
if (rubiks[5].BLOCK[2][2] == W) {
if (rubiks[4].BLOCK[2][0] == G && rubiks[3].BLOCK[2][2] == R) {
turn_rubiks(rubiks, DOWN, Anticlockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,RIGHT);
}
if (rubiks[4].BLOCK[2][0] == R && rubiks[3].BLOCK[2][2] == B) {
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,BACK);
}
if (rubiks[4].BLOCK[2][0] == B && rubiks[3].BLOCK[2][2] == O) {
half_turn(rubiks, DOWN);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,LEFT);
}
if (rubiks[4].BLOCK[2][0] == O && rubiks[3].BLOCK[2][2] == G) {
turn_rubiks(rubiks, DOWN, Clockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,FRONT);
}
}
if (rubiks[5].BLOCK[2][0] == W) {
if (rubiks[1].BLOCK[2][0] == G && rubiks[4].BLOCK[2][2] == R) {
half_turn(rubiks, DOWN);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,RIGHT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,RIGHT);
}
if (rubiks[1].BLOCK[2][0] == R && rubiks[4].BLOCK[2][2] == B) {
turn_rubiks(rubiks, DOWN, Anticlockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,BACK);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,BACK);
}
if (rubiks[1].BLOCK[2][0] == B && rubiks[4].BLOCK[2][2] == O) {
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,LEFT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,LEFT);
}
if (rubiks[1].BLOCK[2][0] == O && rubiks[4].BLOCK[2][2] == G) {
turn_rubiks(rubiks, DOWN, Clockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Anticlockwise);
half_turn(rubiks,FRONT);
turn_rubiks(rubiks,DOWN,Clockwise);
half_turn(rubiks,FRONT);
}
}
//Now we check the left and right cases
//Left case:
for(int facel = 1; facel<5;facel++){
if(rubiks[facel].BLOCK[2][2]==W){
if(rubiks[side_to_index(right[facel-1],rubiks)].BLOCK[2][0] == rubiks[side_to_index(right[facel-1],rubiks)].BLOCK[1][1]){
turn_rubiks(rubiks,front[facel-1],Clockwise);
turn_rubiks(rubiks,DOWN,Clockwise);
turn_rubiks(rubiks,front[facel-1],Anticlockwise);
}else turn_rubiks(rubiks,DOWN,Clockwise),cnst=0;
}
}
//Right case:
for(int facer = 1; facer<5;facer++){
if(rubiks[facer].BLOCK[2][0]==W) {
if (rubiks[side_to_index(left[facer - 1], rubiks)].BLOCK[2][2] ==
rubiks[side_to_index(left[facer - 1], rubiks)].BLOCK[1][1]) {
turn_rubiks(rubiks, front[facer - 1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[facer - 1], Clockwise);
} else if (cnst == 1) {
turn_rubiks(rubiks, DOWN, Clockwise);
}
}
}
//Case white stuck on top of sideface:
for(int i =1; i<5; i++){
if (rubiks[i].BLOCK[0][0] == W){
turn_rubiks(rubiks, rubiks[i].SIDE,Anticlockwise);
turn_rubiks(rubiks,DOWN,Clockwise);
turn_rubiks(rubiks,rubiks[i].SIDE,Clockwise);
}
if (rubiks[i].BLOCK[0][2] == W){
turn_rubiks(rubiks, rubiks[i].SIDE,Clockwise);
turn_rubiks(rubiks,DOWN,Clockwise);
turn_rubiks(rubiks,rubiks[i].SIDE,Anticlockwise);
}
}
// If the face is done but the crown is wrong (misplaced white corners)
if((FaceDone(rubiks, UP) == True) && (WhiteCrownDone(rubiks) == False)){
for (int i=0; i<4; i++){
if (rubiks[side_to_index( adj_face[i],rubiks)].BLOCK[0][0] != rubiks[side_to_index( adj_face[i],rubiks)].BLOCK[1][1]){
if ( (i==0) || (i==3)){
turn_rubiks(rubiks, adj_face[i], Anticlockwise);
turn_rubiks(rubiks,DOWN,Clockwise);
turn_rubiks(rubiks, adj_face[i], Clockwise);
}
if ((i==1)|| (i==2)) {
turn_rubiks(rubiks, adj_face[i], Clockwise);
turn_rubiks(rubiks,DOWN,Clockwise);
turn_rubiks(rubiks, adj_face[i], Anticlockwise);
}
}
}
}
}while ((FaceDone(rubiks, UP) == False) || (WhiteCrownDone(rubiks) == False));
}
// 4. Second Crown
Boolean SecondCrownDone(struct FACE* rubiks){
int count=0;
for (int i = 1; i<5; i++){
if (rubiks[i].BLOCK[1][0] == rubiks[i].BLOCK[1][1]){
count ++;
}
if (rubiks[i].BLOCK[1][2] == rubiks[i].BLOCK[1][1]){
count ++;
}
}
if (count==8){
return True;
}else{
return False;
}
}
void SecondCrown(struct FACE* rubiks){
int coord_down[4][2] = {{1,0},{0,1},{1,2},{2,1}}; // Coordinates of the blocks in the yellow face from left to back
Type_SIDE left[4] = {BACK,LEFT,FRONT,RIGHT};
Type_SIDE right[4] = {FRONT,RIGHT,BACK,LEFT};
Type_SIDE front[4] = {LEFT,FRONT,RIGHT,BACK};
Type_SIDE back[4] = {RIGHT, BACK, LEFT, FRONT};
int unstuck1_2p = 0, unstuck3_4p = 0;
do{
unstuck1_2p = 0,unstuck3_4p = 0;
// We place the blocks we can on the crown
for (int face = 1 ; face <5; face ++){
for(int i=0; i<4; i++){
if (rubiks[face].BLOCK[2][1] == rubiks[face].BLOCK[1][1]){
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] != Y){
if(face == 1){
//bring it to right
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] == G){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[1], Anticlockwise);
}
//bring it to left
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] == B){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[1], Clockwise);
}
}
if (face == 2){
// Bring it to right
if (rubiks[5].BLOCK[coord_down[1][0]][coord_down[1][1]] == R){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[1], Anticlockwise);
}
// Bring it to left
if (rubiks[5].BLOCK[coord_down[1][0]][coord_down[1][1]] == O){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[1], Clockwise);
}
}
if (face == 3){
// Bring it to right
if (rubiks[5].BLOCK[coord_down[2][0]][coord_down[2][1]] == B){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[1], Anticlockwise);
}
// Bring it to left
if (rubiks[5].BLOCK[coord_down[2][0]][coord_down[2][1]] == G){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[1], Clockwise);
}
}
if (face == 4){
// Bring it to right
if (rubiks[5].BLOCK[coord_down[3][0]][coord_down[3][1]] == O){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, back[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, back[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, back[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, back[1], Anticlockwise);
}
// Bring it to left
if (rubiks[5].BLOCK[coord_down[3][0]][coord_down[3][1]] == R){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, back[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, back[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, back[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, back[1], Clockwise);
}
}
}
}
turn_rubiks(rubiks, DOWN, Clockwise);
}
}
// Case it is badly placed and place them in the pos (2,1) to place it using the next algorithm
for (int face = 1; face<5; face++){
if (rubiks[face].BLOCK[1][2] != rubiks[face].BLOCK[1][1]){
if (face == 1){
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, left[2],Anticlockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, left[2],Clockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, left[1],Clockwise);
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, left[1],Anticlockwise);
unstuck1_2p = 1;
}
if (face == 2){
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, front[2],Anticlockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, front[2],Clockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, front[1],Clockwise);
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, front[1],Anticlockwise);
}
if (face == 3 && unstuck1_2p == 0){
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, right[2],Anticlockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, right[2],Clockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, right[1],Clockwise);
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, right[1],Anticlockwise);
unstuck3_4p = 1;
}
if (face == 4){
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, back[2],Anticlockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, back[2],Clockwise);
turn_rubiks(rubiks, DOWN,Clockwise);
turn_rubiks(rubiks, back[1],Clockwise);
turn_rubiks(rubiks, DOWN,Anticlockwise);
turn_rubiks(rubiks, back[1],Anticlockwise);
}
}
}
// We placed the blocks we moved above
for (int face = 1 ; face <5; face ++){
for(int i=0; i<4; i++){
if (rubiks[face].BLOCK[2][1] == rubiks[face].BLOCK[1][1]){
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] != Y){
if(face == 1){
//bring it to right
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] == G){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[1], Anticlockwise);
}
//bring it to left
if (rubiks[5].BLOCK[coord_down[0][0]][coord_down[0][1]] == B){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, left[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, left[1], Clockwise);
}
}
if (face == 2){
// Bring it to right
if (rubiks[5].BLOCK[coord_down[1][0]][coord_down[1][1]] == R){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[1], Anticlockwise);
}
// Bring it to left
if (rubiks[5].BLOCK[coord_down[1][0]][coord_down[1][1]] == O){
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[0], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[0], Anticlockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, front[1], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, front[1], Clockwise);
}
}
if (face == 3){
// Bring it to right
if (rubiks[5].BLOCK[coord_down[2][0]][coord_down[2][1]] == B){
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[2], Anticlockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[2], Clockwise);
turn_rubiks(rubiks, DOWN, Clockwise);
turn_rubiks(rubiks, right[1], Clockwise);
turn_rubiks(rubiks, DOWN, Anticlockwise);
turn_rubiks(rubiks, right[1], Anticlockwise);
}
// Bring it to left
if (rubiks[5].BLOCK[coord_down[2][0]][coord_down[2][1]] == G){