Single path brute force

examples/brute_force.rs

@@ -0,0 +1,39 @@
+use factorio_blueprint::{
+    belt_finding::{
+        brute_force::{Bruteforce, PathField},
+        Direction, Position,
+    },
+    misc::Map,
+};
+
+fn main() {
+    let mut b = Bruteforce {
+        map: Map::new(5, 10),
+        path: vec![],
+        end_pos: Position::new(4, 9),
+        end_dir: Direction::Up,
+        count: 0,
+        solution_count: 0,
+    };
+
+    b.apply_path_field(PathField::Belt {
+        pos: Position::new(1, 0),
+        dir: Direction::Down,
+    });
+
+    b.map.get_mut(0, 2).blocked = true;
+    b.map.get_mut(1, 2).blocked = true;
+    b.map.get_mut(2, 2).blocked = true;
+    b.map.get_mut(3, 2).blocked = true;
+    b.map.get_mut(4, 2).blocked = true;
+
+    b.map.get_mut(0, 4).blocked = true;
+    b.map.get_mut(1, 4).blocked = true;
+    b.map.get_mut(2, 4).blocked = true;
+    b.map.get_mut(3, 4).blocked = true;
+    b.map.get_mut(4, 4).blocked = true;
+
+    while b.next_finish_state() {
+        println!("{}\n{}\n{}", b.count, b.solution_count, b);
+    }
+}