use sfml::system::Vector2; /// The gravity force. pub const G: Vector2 = Vector2 { x: 0.0, y: 50.0 * 32.0 }; /// The friction with the ground. pub const GROUND_FRICTION: Vector2 = Vector2 { x: 0.5, y: 1.0 }; /// The speed of a jump. pub const JUMP_SPEED: Vector2 = Vector2 { x: 0.0, y: -600.0 };