calculate_lab_way

src/main/c/labyrinth.c

@@ -130,3 +130,32 @@ void ask_lab_walls(Field_State** field, unsigned short len_x, unsigned short len
     } while (wall_input_continue != 1);
 }
 
+short calculate_lab_way(Field_State** field, unsigned short len_x, unsigned short len_y, unsigned short x, unsigned short y){
+    Direction direction = N;
+
+    unsigned short c_x;
+    unsigned short c_y;
+
+    if (x == len_x-1 && y == len_y-1){
+        field[x][y] = SOLUTION;
+        return 0;
+    }
+
+    do {
+        c_x = x;
+        c_y = y;
+        if (lab_can_move(field, c_x, c_y, direction, len_x, len_y) == 0){
+            lab_move(&c_x, &c_y, direction);
+            printf("%d - %d\n", c_x, c_y);
+            field[c_x][c_y] = SOLUTION;
+            if (calculate_lab_way(field, len_x, len_y, c_x, c_y) == 0){
+                return 0;
+            }
+            field[c_x][c_y] = WAY;
+        }
+        turn_direction_right(&direction);
+    }
+    while (direction != N);
+    return 1;
+}
+

src/main/c/labyrinth.h

@@ -13,5 +13,6 @@ unsigned short get_natural_number(char text[]);
 void ask_lab_dimensions(unsigned short *len_x, unsigned short *len_y);
 short get_wall_input(unsigned short *x, unsigned short *y, unsigned short len_x, unsigned short len_y);
 void ask_lab_walls(Field_State** field, unsigned short len_x, unsigned short len_y);
+short calculate_lab_way(Field_State** field, unsigned short len_x, unsigned short len_y, unsigned short x, unsigned short y);
 
 #endif // TEST_H