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graphite2 / node-graph /interpreted-executor /src /node_registry.rs

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use dyn_any::StaticType;
use glam::{DVec2, IVec2, UVec2};
use graph_craft::document::value::RenderOutput;
use graph_craft::proto::{NodeConstructor, TypeErasedBox};
use graphene_core::raster::color::Color;
use graphene_core::raster::*;
use graphene_core::raster_types::{CPU, GPU, RasterDataTable};
use graphene_core::vector::VectorDataTable;
use graphene_core::{Artboard, GraphicGroupTable, concrete, generic};
use graphene_core::{Cow, ProtoNodeIdentifier, Type};
use graphene_core::{NodeIO, NodeIOTypes};
use graphene_core::{fn_type_fut, future};
use graphene_std::Context;
use graphene_std::GraphicElement;
#[cfg(feature = "gpu")]
use graphene_std::any::DowncastBothNode;
use graphene_std::any::{ComposeTypeErased, DynAnyNode, IntoTypeErasedNode};
use graphene_std::application_io::{ImageTexture, SurfaceFrame};
#[cfg(feature = "gpu")]
use graphene_std::wasm_application_io::{WasmEditorApi, WasmSurfaceHandle};
use node_registry_macros::{async_node, convert_node, into_node};
use once_cell::sync::Lazy;
use std::collections::HashMap;
#[cfg(feature = "gpu")]
use std::sync::Arc;
#[cfg(feature = "gpu")]
use wgpu_executor::WgpuExecutor;
use wgpu_executor::{WgpuSurface, WindowHandle};

// TODO: turn into hashmap
fn node_registry() -> HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>> {
	let mut node_types: Vec<(ProtoNodeIdentifier, NodeConstructor, NodeIOTypes)> = vec![
		into_node!(from: VectorDataTable, to: VectorDataTable),
		into_node!(from: VectorDataTable, to: GraphicElement),
		into_node!(from: VectorDataTable, to: GraphicGroupTable),
		into_node!(from: GraphicGroupTable, to: GraphicGroupTable),
		into_node!(from: GraphicGroupTable, to: GraphicElement),
		into_node!(from: RasterDataTable<CPU>, to: RasterDataTable<CPU>),
		// into_node!(from: RasterDataTable<CPU>, to: RasterDataTable<SRGBA8>),
		into_node!(from: RasterDataTable<CPU>, to: GraphicElement),
		into_node!(from: RasterDataTable<GPU>, to: GraphicElement),
		into_node!(from: RasterDataTable<CPU>, to: GraphicGroupTable),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => ImageTexture]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => VectorDataTable]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => GraphicElement]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Artboard]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::instances::Instances<Artboard>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => String]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => IVec2]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => DVec2]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => bool]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => f64]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => u32]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => u64]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => ()]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Vec<f64>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => BlendMode]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::transform::ReferencePoint]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_path_bool::BooleanOperation]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Option<Color>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Fill]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeCap]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeJoin]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::PaintOrder]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeAlign]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Stroke]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Gradient]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::GradientStops]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Vec<graphene_core::uuid::NodeId>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Color]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Box<graphene_core::vector::VectorModification>]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::vector::misc::CentroidType]),
		async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::vector::misc::PointSpacingType]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Image<Color>]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => VectorDataTable]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Vec<DVec2>]),
		#[cfg(feature = "gpu")]
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Arc<WasmSurfaceHandle>]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WindowHandle]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Option<WgpuSurface>]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WindowHandle]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => SurfaceFrame]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: UVec2, fn_params: [UVec2 => SurfaceFrame]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => f64]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => String]),
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RenderOutput]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicElement]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => VectorDataTable]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => WgpuSurface]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => Option<WgpuSurface>]),
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => ImageTexture]),
		(
			ProtoNodeIdentifier::new("graphene_core::structural::ComposeNode"),
			|args| {
				Box::pin(async move {
					let node = ComposeTypeErased::new(args[0].clone(), args[1].clone());
					node.into_type_erased()
				})
			},
			// This is how we can generically define composition of two nodes.
			// See further details in the code definition for the `struct ComposeNode<First, Second, I> { ... }` struct.
			NodeIOTypes::new(
				generic!(T),
				generic!(U),
				vec![Type::Fn(Box::new(generic!(T)), Box::new(generic!(V))), Type::Fn(Box::new(generic!(V)), Box::new(generic!(U)))],
			),
		),
		#[cfg(feature = "gpu")]
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WgpuSurface]),
		#[cfg(feature = "gpu")]
		async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
		#[cfg(feature = "gpu")]
		async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
		#[cfg(feature = "gpu")]
		into_node!(from: &WasmEditorApi, to: &WgpuExecutor),
		#[cfg(feature = "gpu")]
		(
			ProtoNodeIdentifier::new(stringify!(wgpu_executor::CreateGpuSurfaceNode<_>)),
			|args| {
				Box::pin(async move {
					let editor_api: DowncastBothNode<Context, &WasmEditorApi> = DowncastBothNode::new(args[0].clone());
					let node = <wgpu_executor::CreateGpuSurfaceNode<_>>::new(editor_api);
					let any: DynAnyNode<Context, _, _> = DynAnyNode::new(node);
					Box::new(any) as TypeErasedBox
				})
			},
			{
				let node = <wgpu_executor::CreateGpuSurfaceNode<_>>::new(graphene_std::any::PanicNode::<Context, dyn_any::DynFuture<'static, &WasmEditorApi>>::new());
				let params = vec![fn_type_fut!(Context, &WasmEditorApi)];
				let mut node_io = <wgpu_executor::CreateGpuSurfaceNode<_> as NodeIO<'_, Context>>::to_async_node_io(&node, params);
				node_io.call_argument = concrete!(<Context as StaticType>::Static);
				node_io
			},
		),
	];
	node_types.extend(
		[
			convert_node!(from: f32, to: numbers),
			convert_node!(from: f64, to: numbers),
			convert_node!(from: i8, to: numbers),
			convert_node!(from: u8, to: numbers),
			convert_node!(from: u16, to: numbers),
			convert_node!(from: i16, to: numbers),
			convert_node!(from: i32, to: numbers),
			convert_node!(from: u32, to: numbers),
			convert_node!(from: i64, to: numbers),
			convert_node!(from: u64, to: numbers),
			convert_node!(from: i128, to: numbers),
			convert_node!(from: u128, to: numbers),
			convert_node!(from: isize, to: numbers),
			convert_node!(from: usize, to: numbers),
		]
		.into_iter()
		.flatten(),
	);

	let mut map: HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>> = HashMap::new();

	for (id, entry) in graphene_core::registry::NODE_REGISTRY.lock().unwrap().iter() {
		for (constructor, types) in entry.iter() {
			map.entry(id.clone().into()).or_default().insert(types.clone(), *constructor);
		}
	}

	for (id, c, types) in node_types.into_iter() {
		// TODO: this is a hack to remove the newline from the node new_name
		// This occurs for the ChannelMixerNode presumably because of the long name.
		// This might be caused by the stringify! macro
		let mut new_name = id.name.replace('\n', " ");

		// Remove struct generics for all nodes except for the IntoNode and ConvertNode
		if !(new_name.contains("IntoNode") || new_name.contains("ConvertNode")) {
			if let Some((path, _generics)) = new_name.split_once("<") {
				new_name = path.to_string();
			}
		}

		let nid = ProtoNodeIdentifier { name: Cow::Owned(new_name) };
		map.entry(nid).or_default().insert(types.clone(), c);
	}

	map
}

pub static NODE_REGISTRY: Lazy<HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>>> = Lazy::new(|| node_registry());

mod node_registry_macros {
	macro_rules! async_node {
		// TODO: we currently need to annotate the type here because the compiler would otherwise (correctly)
		// TODO: assign a Pin<Box<dyn Future<Output=T>>> type to the node, which is not what we want for now.
		//
		// This `params` variant of the macro wraps the normal `fn_params` variant and is used as a shorthand for writing `T` instead of `() => T`
		($path:ty, input: $input:ty, params: [$($type:ty),*]) => {
			async_node!($path, input: $input, fn_params: [ $(() => $type),*])
		};
		($path:ty, input: $input:ty, fn_params: [$($arg:ty => $type:ty),*]) => {
			(
				ProtoNodeIdentifier::new(stringify!($path)),
				|mut args| {
					Box::pin(async move {
						args.reverse();
						let node = <$path>::new($(graphene_std::any::downcast_node::<$arg, $type>(args.pop().expect("Not enough arguments provided to construct node"))),*);
						let any: DynAnyNode<$input, _, _> = graphene_std::any::DynAnyNode::new(node);
						Box::new(any) as TypeErasedBox
					})
				},
				{
					let node = <$path>::new($(
						graphene_std::any::PanicNode::<$arg, core::pin::Pin<Box<dyn core::future::Future<Output = $type> + Send>>>::new()
					),*);
					let params = vec![$(fn_type_fut!($arg, $type)),*];
					let mut node_io = NodeIO::<'_, $input>::to_async_node_io(&node, params);
					node_io.call_argument = concrete!(<$input as StaticType>::Static);
					node_io
				},
			)
		};
	}

	macro_rules! into_node {
		(from: $from:ty, to: $to:ty) => {
			(
				ProtoNodeIdentifier::new(concat!["graphene_core::ops::IntoNode<", stringify!($to), ">"]),
				|_| {
					Box::pin(async move {
						let node = graphene_core::ops::IntoNode::<$to>::new();
						let any: DynAnyNode<$from, _, _> = graphene_std::any::DynAnyNode::new(node);
						Box::new(any) as TypeErasedBox
					})
				},
				{
					let node = graphene_core::ops::IntoNode::<$to>::new();
					let mut node_io = NodeIO::<'_, $from>::to_async_node_io(&node, vec![]);
					node_io.call_argument = future!(<$from as StaticType>::Static);
					node_io
				},
			)
		};
	}
	macro_rules! convert_node {
		(from: $from:ty, to: numbers) => {{
			let x: Vec<(ProtoNodeIdentifier, NodeConstructor, NodeIOTypes)> = vec![
				convert_node!(from: $from, to: f32),
				convert_node!(from: $from, to: f64),
				convert_node!(from: $from, to: i8),
				convert_node!(from: $from, to: u8),
				convert_node!(from: $from, to: u16),
				convert_node!(from: $from, to: i16),
				convert_node!(from: $from, to: i32),
				convert_node!(from: $from, to: u32),
				convert_node!(from: $from, to: i64),
				convert_node!(from: $from, to: u64),
				convert_node!(from: $from, to: i128),
				convert_node!(from: $from, to: u128),
				convert_node!(from: $from, to: isize),
				convert_node!(from: $from, to: usize),
			];
			x
		}};
		(from: $from:ty, to: $to:ty) => {
			(
				ProtoNodeIdentifier::new(concat!["graphene_core::ops::ConvertNode<", stringify!($to), ">"]),
				|_| {
					Box::pin(async move {
						let node = graphene_core::ops::ConvertNode::<$to>::new();
						let any: DynAnyNode<$from, _, _> = graphene_std::any::DynAnyNode::new(node);
						Box::new(any) as TypeErasedBox
					})
				},
				{
					let node = graphene_core::ops::ConvertNode::<$to>::new();
					let mut node_io = NodeIO::<'_, $from>::to_async_node_io(&node, vec![]);
					node_io.call_argument = future!(<$from as StaticType>::Static);
					node_io
				},
			)
		};
	}

	pub(crate) use async_node;
	pub(crate) use convert_node;
	pub(crate) use into_node;
}

	use dyn_any::StaticType;
	use glam::{DVec2, IVec2, UVec2};
	use graph_craft::document::value::RenderOutput;
	use graph_craft::proto::{NodeConstructor, TypeErasedBox};
	use graphene_core::raster::color::Color;
	use graphene_core::raster::*;
	use graphene_core::raster_types::{CPU, GPU, RasterDataTable};
	use graphene_core::vector::VectorDataTable;
	use graphene_core::{Artboard, GraphicGroupTable, concrete, generic};
	use graphene_core::{Cow, ProtoNodeIdentifier, Type};
	use graphene_core::{NodeIO, NodeIOTypes};
	use graphene_core::{fn_type_fut, future};
	use graphene_std::Context;
	use graphene_std::GraphicElement;
	#[cfg(feature = "gpu")]
	use graphene_std::any::DowncastBothNode;
	use graphene_std::any::{ComposeTypeErased, DynAnyNode, IntoTypeErasedNode};
	use graphene_std::application_io::{ImageTexture, SurfaceFrame};
	#[cfg(feature = "gpu")]
	use graphene_std::wasm_application_io::{WasmEditorApi, WasmSurfaceHandle};
	use node_registry_macros::{async_node, convert_node, into_node};
	use once_cell::sync::Lazy;
	use std::collections::HashMap;
	#[cfg(feature = "gpu")]
	use std::sync::Arc;
	#[cfg(feature = "gpu")]
	use wgpu_executor::WgpuExecutor;
	use wgpu_executor::{WgpuSurface, WindowHandle};

	// TODO: turn into hashmap
	fn node_registry() -> HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>> {
	let mut node_types: Vec<(ProtoNodeIdentifier, NodeConstructor, NodeIOTypes)> = vec![
	into_node!(from: VectorDataTable, to: VectorDataTable),
	into_node!(from: VectorDataTable, to: GraphicElement),
	into_node!(from: VectorDataTable, to: GraphicGroupTable),
	into_node!(from: GraphicGroupTable, to: GraphicGroupTable),
	into_node!(from: GraphicGroupTable, to: GraphicElement),
	into_node!(from: RasterDataTable<CPU>, to: RasterDataTable<CPU>),
	// into_node!(from: RasterDataTable<CPU>, to: RasterDataTable<SRGBA8>),
	into_node!(from: RasterDataTable<CPU>, to: GraphicElement),
	into_node!(from: RasterDataTable<GPU>, to: GraphicElement),
	into_node!(from: RasterDataTable<CPU>, to: GraphicGroupTable),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => ImageTexture]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => VectorDataTable]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => GraphicElement]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Artboard]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::instances::Instances<Artboard>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => String]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => IVec2]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => DVec2]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => bool]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => f64]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => u32]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => u64]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => ()]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Vec<f64>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => BlendMode]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::transform::ReferencePoint]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_path_bool::BooleanOperation]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Option<Color>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Fill]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeCap]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeJoin]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::PaintOrder]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::StrokeAlign]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Stroke]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::Gradient]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_core::vector::style::GradientStops]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Vec<graphene_core::uuid::NodeId>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Color]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => Box<graphene_core::vector::VectorModification>]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::vector::misc::CentroidType]),
	async_node!(graphene_core::memo::MonitorNode<_, _, _>, input: Context, fn_params: [Context => graphene_std::vector::misc::PointSpacingType]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Image<Color>]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => VectorDataTable]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RasterDataTable<CPU>]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Vec<DVec2>]),
	#[cfg(feature = "gpu")]
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Arc<WasmSurfaceHandle>]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WindowHandle]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => Option<WgpuSurface>]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WindowHandle]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => SurfaceFrame]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: UVec2, fn_params: [UVec2 => SurfaceFrame]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => f64]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => String]),
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RenderOutput]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicElement]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => VectorDataTable]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => GraphicGroupTable]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => WgpuSurface]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => Option<WgpuSurface>]),
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => ImageTexture]),
	(
	ProtoNodeIdentifier::new("graphene_core::structural::ComposeNode"),
	\|args\| {
	Box::pin(async move {
	let node = ComposeTypeErased::new(args[0].clone(), args[1].clone());
	node.into_type_erased()
	})
	},
	// This is how we can generically define composition of two nodes.
	// See further details in the code definition for the `struct ComposeNode<First, Second, I> { ... }` struct.
	NodeIOTypes::new(
	generic!(T),
	generic!(U),
	vec![Type::Fn(Box::new(generic!(T)), Box::new(generic!(V))), Type::Fn(Box::new(generic!(V)), Box::new(generic!(U)))],
	),
	),
	#[cfg(feature = "gpu")]
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => WgpuSurface]),
	#[cfg(feature = "gpu")]
	async_node!(graphene_core::memo::ImpureMemoNode<_, _, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
	#[cfg(feature = "gpu")]
	async_node!(graphene_core::memo::MemoNode<_, _>, input: Context, fn_params: [Context => RasterDataTable<GPU>]),
	#[cfg(feature = "gpu")]
	into_node!(from: &WasmEditorApi, to: &WgpuExecutor),
	#[cfg(feature = "gpu")]
	(
	ProtoNodeIdentifier::new(stringify!(wgpu_executor::CreateGpuSurfaceNode<_>)),
	\|args\| {
	Box::pin(async move {
	let editor_api: DowncastBothNode<Context, &WasmEditorApi> = DowncastBothNode::new(args[0].clone());
	let node = <wgpu_executor::CreateGpuSurfaceNode<_>>::new(editor_api);
	let any: DynAnyNode<Context, _, _> = DynAnyNode::new(node);
	Box::new(any) as TypeErasedBox
	})
	},
	{
	let node = <wgpu_executor::CreateGpuSurfaceNode<_>>::new(graphene_std::any::PanicNode::<Context, dyn_any::DynFuture<'static, &WasmEditorApi>>::new());
	let params = vec![fn_type_fut!(Context, &WasmEditorApi)];
	let mut node_io = <wgpu_executor::CreateGpuSurfaceNode<_> as NodeIO<'_, Context>>::to_async_node_io(&node, params);
	node_io.call_argument = concrete!(<Context as StaticType>::Static);
	node_io
	},
	),
	];
	node_types.extend(
	[
	convert_node!(from: f32, to: numbers),
	convert_node!(from: f64, to: numbers),
	convert_node!(from: i8, to: numbers),
	convert_node!(from: u8, to: numbers),
	convert_node!(from: u16, to: numbers),
	convert_node!(from: i16, to: numbers),
	convert_node!(from: i32, to: numbers),
	convert_node!(from: u32, to: numbers),
	convert_node!(from: i64, to: numbers),
	convert_node!(from: u64, to: numbers),
	convert_node!(from: i128, to: numbers),
	convert_node!(from: u128, to: numbers),
	convert_node!(from: isize, to: numbers),
	convert_node!(from: usize, to: numbers),
	]
	.into_iter()
	.flatten(),
	);

	let mut map: HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>> = HashMap::new();

	for (id, entry) in graphene_core::registry::NODE_REGISTRY.lock().unwrap().iter() {
	for (constructor, types) in entry.iter() {
	map.entry(id.clone().into()).or_default().insert(types.clone(), *constructor);
	}
	}

	for (id, c, types) in node_types.into_iter() {
	// TODO: this is a hack to remove the newline from the node new_name
	// This occurs for the ChannelMixerNode presumably because of the long name.
	// This might be caused by the stringify! macro
	let mut new_name = id.name.replace('\n', " ");

	// Remove struct generics for all nodes except for the IntoNode and ConvertNode
	if !(new_name.contains("IntoNode") \|\| new_name.contains("ConvertNode")) {
	if let Some((path, _generics)) = new_name.split_once("<") {
	new_name = path.to_string();
	}
	}

	let nid = ProtoNodeIdentifier { name: Cow::Owned(new_name) };
	map.entry(nid).or_default().insert(types.clone(), c);
	}

	map
	}

	pub static NODE_REGISTRY: Lazy<HashMap<ProtoNodeIdentifier, HashMap<NodeIOTypes, NodeConstructor>>> = Lazy::new(\|\| node_registry());

	mod node_registry_macros {
	macro_rules! async_node {
	// TODO: we currently need to annotate the type here because the compiler would otherwise (correctly)
	// TODO: assign a Pin<Box<dyn Future<Output=T>>> type to the node, which is not what we want for now.
	//
	// This `params` variant of the macro wraps the normal `fn_params` variant and is used as a shorthand for writing `T` instead of `() => T`
	($path:ty, input: $input:ty, params: [$($type:ty),*]) => {
	async_node!($path, input: $input, fn_params: [ $(() => $type),*])
	};
	($path:ty, input: $input:ty, fn_params: [$($arg:ty => $type:ty),*]) => {
	(
	ProtoNodeIdentifier::new(stringify!($path)),
	\|mut args\| {
	Box::pin(async move {
	args.reverse();
	let node = <$path>::new($(graphene_std::any::downcast_node::<$arg, $type>(args.pop().expect("Not enough arguments provided to construct node"))),*);
	let any: DynAnyNode<$input, _, _> = graphene_std::any::DynAnyNode::new(node);
	Box::new(any) as TypeErasedBox
	})
	},
	{
	let node = <$path>::new($(
	graphene_std::any::PanicNode::<$arg, core::pin::Pin<Box<dyn core::future::Future<Output = $type> + Send>>>::new()
	),*);
	let params = vec![$(fn_type_fut!($arg, $type)),*];
	let mut node_io = NodeIO::<'_, $input>::to_async_node_io(&node, params);
	node_io.call_argument = concrete!(<$input as StaticType>::Static);
	node_io
	},
	)
	};
	}

	macro_rules! into_node {
	(from: $from:ty, to: $to:ty) => {
	(
	ProtoNodeIdentifier::new(concat!["graphene_core::ops::IntoNode<", stringify!($to), ">"]),
	\|_\| {
	Box::pin(async move {
	let node = graphene_core::ops::IntoNode::<$to>::new();
	let any: DynAnyNode<$from, _, _> = graphene_std::any::DynAnyNode::new(node);
	Box::new(any) as TypeErasedBox
	})
	},
	{
	let node = graphene_core::ops::IntoNode::<$to>::new();
	let mut node_io = NodeIO::<'_, $from>::to_async_node_io(&node, vec![]);
	node_io.call_argument = future!(<$from as StaticType>::Static);
	node_io
	},
	)
	};
	}
	macro_rules! convert_node {
	(from: $from:ty, to: numbers) => {{
	let x: Vec<(ProtoNodeIdentifier, NodeConstructor, NodeIOTypes)> = vec![
	convert_node!(from: $from, to: f32),
	convert_node!(from: $from, to: f64),
	convert_node!(from: $from, to: i8),
	convert_node!(from: $from, to: u8),
	convert_node!(from: $from, to: u16),
	convert_node!(from: $from, to: i16),
	convert_node!(from: $from, to: i32),
	convert_node!(from: $from, to: u32),
	convert_node!(from: $from, to: i64),
	convert_node!(from: $from, to: u64),
	convert_node!(from: $from, to: i128),
	convert_node!(from: $from, to: u128),
	convert_node!(from: $from, to: isize),
	convert_node!(from: $from, to: usize),
	];
	x
	}};
	(from: $from:ty, to: $to:ty) => {
	(
	ProtoNodeIdentifier::new(concat!["graphene_core::ops::ConvertNode<", stringify!($to), ">"]),
	\|_\| {
	Box::pin(async move {
	let node = graphene_core::ops::ConvertNode::<$to>::new();
	let any: DynAnyNode<$from, _, _> = graphene_std::any::DynAnyNode::new(node);
	Box::new(any) as TypeErasedBox
	})
	},
	{
	let node = graphene_core::ops::ConvertNode::<$to>::new();
	let mut node_io = NodeIO::<'_, $from>::to_async_node_io(&node, vec![]);
	node_io.call_argument = future!(<$from as StaticType>::Static);
	node_io
	},
	)
	};
	}

	pub(crate) use async_node;
	pub(crate) use convert_node;
	pub(crate) use into_node;
	}