Graphite/node-graph/graph-craft/src/executor.rs

41 lines
1.2 KiB
Rust

use std::error::Error;
use dyn_any::DynAny;
use crate::document::NodeNetwork;
use crate::proto::ProtoNetwork;
pub struct Compiler {}
impl Compiler {
pub fn compile(&self, mut network: NodeNetwork, resolve_inputs: bool) -> impl Iterator<Item = ProtoNetwork> {
let node_ids = network.nodes.keys().copied().collect::<Vec<_>>();
println!("flattening");
for id in node_ids {
network.flatten(id);
}
let proto_networks = network.into_proto_networks();
proto_networks.map(move |mut proto_network| {
if resolve_inputs {
println!("resolving inputs");
proto_network.resolve_inputs();
}
proto_network.reorder_ids();
proto_network.generate_stable_node_ids();
proto_network
})
}
pub fn compile_single(&self, network: NodeNetwork, resolve_inputs: bool) -> Result<ProtoNetwork, String> {
assert_eq!(network.outputs.len(), 1, "Graph with multiple outputs not yet handled");
let Some(proto_network) = self.compile(network, resolve_inputs).next() else {
return Err("Failed to convert graph into proto graph".to_string());
};
Ok(proto_network)
}
}
pub type Any<'a> = Box<dyn DynAny<'a> + 'a>;
pub trait Executor {
fn execute<'a, 's: 'a>(&'s self, input: Any<'a>) -> Result<Any<'a>, Box<dyn Error>>;
}