pub fn XY(comptime T: type) type {
    return struct {
        x: T,
        y: T,
        pub fn init(x: T, y: T) @This() {
            return .{ .x = x, .y = y };
        }

        const Self = @This();
        pub fn eql(self: Self, other: Self) bool {
            return self.x == other.x and self.y == other.y;
        }
    };
}