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Implement borrow stack for node graph

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This commit is contained in:
Dennis
2022-04-22 19:58:13 +02:00
committed by Keavon Chambers
parent 1ae1fd5704
commit bfe21cb179
10 changed files with 163 additions and 19 deletions
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44
node-graph/gstd/src/value.rs
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@@ -2,21 +2,55 @@ use core::marker::PhantomData;
pub use graphene_core::value::*;
use graphene_core::Node;
use dyn_any::{DynAny, StaticType};
pub struct AnyRefNode<'n, N: Node<'n, I, Output = &'n O>, I, O>(
use dyn_any::{DynAny, StaticType, StaticTypeSized};
pub struct AnyRefNode<'n, N: Node<'n, I, Output = O>, I, O>(
&'n N,
PhantomData<&'n I>,
PhantomData<&'n O>,
);
impl<'n, N: Node<'n, I, Output = &'n O>, I, O: DynAny<'n>> Node<'n, I> for AnyRefNode<'n, N, I, O> {
impl<'n, N: Node<'n, I, Output = &'n O>, I, O: DynAny<'n>> Node<'n, I>
for AnyRefNode<'n, N, I, &'n O>
{
type Output = &'n (dyn DynAny<'n>);
fn eval(&'n self, input: &'n I) -> Self::Output {
let value: &O = self.0.eval(input);
value
}
}
impl<'n, N: Node<'n, I, Output = &'n O>, I, O: 'static> AnyRefNode<'n, N, I, O> {
pub fn new(n: &'n N) -> AnyRefNode<'n, N, I, O> {
impl<'n, N: Node<'n, I, Output = &'n O>, I, O: 'n + ?Sized> AnyRefNode<'n, N, I, &'n O> {
pub fn new(n: &'n N) -> AnyRefNode<'n, N, I, &'n O> {
AnyRefNode(n, PhantomData, PhantomData)
}
}
pub struct StorageNode<'n>(&'n dyn Node<'n, (), Output = &'n dyn DynAny<'n>>);
impl<'n> Node<'n, ()> for StorageNode<'n> {
type Output = &'n (dyn DynAny<'n>);
fn eval(&'n self, input: &'n ()) -> Self::Output {
let value = self.0.eval(input);
value
}
}
impl<'n> StorageNode<'n> {
pub fn new<N: Node<'n, (), Output = &'n dyn DynAny<'n>>>(n: &'n N) -> StorageNode<'n> {
StorageNode(n)
}
}
#[derive(Default)]
pub struct AnyValueNode<'n, T>(T, PhantomData<&'n ()>);
impl<'n, T: 'n + DynAny<'n>> Node<'n, ()> for AnyValueNode<'n, T> {
type Output = &'n dyn DynAny<'n>;
fn eval(&'n self, _input: &()) -> &'n dyn DynAny<'n> {
&self.0
}
}
impl<'n, T> AnyValueNode<'n, T> {
pub const fn new(value: T) -> AnyValueNode<'n, T> {
AnyValueNode(value, PhantomData)
}
}