Add project code

objects/o_fireball/Step_0.gml

@@ -0,0 +1,28 @@
+if pause_movement() { exit; }
+
+// Movements	
+#region
+	if (!is_exploding) {
+	    // Calculate movement
+	    var x_speed = lengthdir_x(bullet_spd, bullet_dir);
+	    var y_speed = lengthdir_y(bullet_spd, bullet_dir);
+
+	    // Move the fireball
+	    x += x_speed;
+	    y += y_speed;
+		
+		if hit_confirmed && !pass_through_enemy {
+			destroy_projectile()
+		}
+
+	    // Check for collision with solid wall
+	    if place_meeting(x, y, o_solid_wall) {
+	        destroy_projectile();
+	    }
+
+	    // Check if fireball has traveled too far
+	    if point_distance(start_x, start_y, x, y) > max_distance {
+	        destroy_projectile();
+	    }
+	}
+#endregion