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

127 lines
3.6 KiB
Rust

#[macro_use]
extern crate log;
pub mod node_registry;
pub mod document;
pub mod proto;
#[cfg(test)]
mod tests {
use std::marker::PhantomData;
use graphene_core::value::ValueNode;
use graphene_core::{structural::*, RefNode};
use borrow_stack::BorrowStack;
use borrow_stack::FixedSizeStack;
use dyn_any::{downcast, IntoDynAny};
use graphene_std::any::{Any, DowncastNode, DynAnyNode, TypeErasedNode};
use graphene_std::ops::AddNode;
#[test]
fn borrow_stack() {
let stack = borrow_stack::FixedSizeStack::new(256);
unsafe {
let dynanynode: DynAnyNode<ValueNode<u32>, (), _, _> = DynAnyNode::new(ValueNode(2_u32));
stack.push(dynanynode.into_box());
}
stack.push_fn(|nodes| {
let pre_node = nodes.get(0).unwrap();
let downcast: DowncastNode<&TypeErasedNode, &u32> = DowncastNode::new(pre_node);
let dynanynode: DynAnyNode<ConsNode<_, Any<'_>>, u32, _, _> = DynAnyNode::new(ConsNode(downcast, PhantomData));
dynanynode.into_box()
});
stack.push_fn(|_| {
let dynanynode: DynAnyNode<_, (u32, &u32), _, _> = DynAnyNode::new(AddNode);
dynanynode.into_box()
});
stack.push_fn(|nodes| {
let compose_node = nodes[1].after(&nodes[2]);
TypeErasedNode(Box::new(compose_node))
});
let result = unsafe { &stack.get()[0] }.eval_ref(().into_dyn());
assert_eq!(*downcast::<&u32>(result).unwrap(), &2_u32);
let result = unsafe { &stack.get()[1] }.eval_ref(4_u32.into_dyn());
assert_eq!(*downcast::<(u32, &u32)>(result).unwrap(), (4_u32, &2_u32));
let result = unsafe { &stack.get()[1] }.eval_ref(4_u32.into_dyn());
let add = unsafe { &stack.get()[2] }.eval_ref(result);
assert_eq!(*downcast::<u32>(add).unwrap(), 6_u32);
let add = unsafe { &stack.get()[3] }.eval_ref(4_u32.into_dyn());
assert_eq!(*downcast::<u32>(add).unwrap(), 6_u32);
}
#[test]
fn execute_add() {
use crate::document::*;
use crate::node_registry::push_node;
use crate::proto::*;
use graphene_core::Node;
fn add_network() -> NodeNetwork {
NodeNetwork {
inputs: vec![0, 0],
output: 1,
nodes: [
(
0,
DocumentNode {
name: "cons".into(),
inputs: vec![NodeInput::Network, NodeInput::Network],
implementation: DocumentNodeImplementation::Unresolved(NodeIdentifier::new(
"graphene_core::structural::ConsNode",
&[Type::Concrete(std::borrow::Cow::Borrowed("u32")), Type::Concrete(std::borrow::Cow::Borrowed("u32"))],
)),
},
),
(
1,
DocumentNode {
name: "add".into(),
inputs: vec![NodeInput::Node(0)],
implementation: DocumentNodeImplementation::Unresolved(NodeIdentifier::new(
"graphene_core::ops::AddNode",
&[Type::Concrete(std::borrow::Cow::Borrowed("u32")), Type::Concrete(std::borrow::Cow::Borrowed("u32"))],
)),
},
),
]
.into_iter()
.collect(),
}
}
let mut network = NodeNetwork {
inputs: vec![0],
output: 0,
nodes: [(
0,
DocumentNode {
name: "Inc".into(),
inputs: vec![NodeInput::Network, NodeInput::Value(value::TaggedValue::U32(1))],
implementation: DocumentNodeImplementation::Network(add_network()),
},
)]
.into_iter()
.collect(),
};
let stack = FixedSizeStack::new(256);
println!("flattening");
network.flatten(0);
//println!("flat_network: {:#?}", network);
let mut proto_network = network.into_proto_network();
proto_network.reorder_ids();
//println!("reordered_ides: {:#?}", proto_network);
for (_id, node) in proto_network.nodes {
push_node(node, &stack);
}
let result = unsafe { stack.get().last().unwrap().eval(32_u32.into_dyn()) };
let val = *dyn_any::downcast::<u32>(result).unwrap();
assert_eq!(val, 33_u32);
}
}