Void

fun Void(body: () -> Unit): FunctionVoidDelegate
fun <P1 : Variable> Void(p1Factory: (GlslGenerator) -> P1, body: (p1: P1) -> Unit): FunctionVoidDelegate1<P1>
fun <P1 : Variable, P2 : Variable> Void(p1Factory: (GlslGenerator) -> P1, p2Factory: (GlslGenerator) -> P2, body: (p1: P1, p2: P2) -> Unit): FunctionVoidDelegate2<P1, P2>