data class Vector2(
    val x: Float,
    val y: Float,
) {
    companion object {
        val zero = Vector2(0f, 0f)
        val ones = Vector2(1f, 1f)
        val xAxis = Vector2(1f, 0f)
        val yAxis = Vector2(0f, 1f)
    }
}

data class Vector3(
    val x: Float,
    val y: Float,
    val z: Float,
) {
    companion object {
        val zero = Vector3(0f, 0f, 0f)
        val ones = Vector3(1f, 1f, 1f)
        val white = Vector3(1f, 1f, 1f)
        val black = Vector3(0f, 0f, 0f)
        val red = Vector3(1f, 0f, 0f)
        val green = Vector3(0f, 1f, 0f)
        val blue = Vector3(0f, 0f, 1f)
    }

    operator fun plus(
        other: Vector3,
    ) = Vector3(x + other.x, y + other.y, z + other.z)

    operator fun times(
        scalar: Float,
    ) = Vector3(x * scalar, y * scalar, z * scalar)
}