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Give To Graphic a unit row so an unconnected content input renders as nothing

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This commit is contained in:
Dennis Kobert
2026-08-24 12:02:46 +00:00
parent d70eae205d
commit dcc9059041
2 changed files with 18 additions and 0 deletions
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6
node-graph/interpreted-executor/src/node_registry.rs
View File

@@ -122,6 +122,12 @@ fn node_registry() -> HashMap<ProtoNodeIdentifier, Vec<RegistryEntry>> {
.into_iter()
.map(|entry| (graphene_std::graphic::to_graphic::IDENTIFIER.clone(), entry)),
);
// The unit row of To Graphic: an unconnected content input renders as nothing.
node_types.extend(
graphene_std::graphic::to_graphic_unit_entries()
.into_iter()
.map(|entry| (graphene_std::graphic::to_graphic::IDENTIFIER.clone(), entry)),
);
// The transitional level bridge: a leveled wire materializes into the legacy
// list an unconverted consumer expects. The rows are keyed under the legacy
// convert identifiers and die with the last legacy consumer.

12
node-graph/nodes/graphic/src/graphic.rs
View File

@@ -552,6 +552,17 @@ pub fn to_graphic_typed<T: Clone + Send + Sync + core_types::CacheHash + 'static
}))
}
/// An unconnected content input carries the unit, which renders as nothing like
/// the pre-flip empty list. Registered under the to graphic identifier.
#[node_macro::node(category(""), extent(to_graphic_unit_extent))]
pub fn to_graphic_unit(_: impl Ctx + ExtractIndex + InjectIndex + Copy, _content: ()) -> Result<IList<Graphic>, Interrupt> {
Err(core_types::gpoll::GraphError::past_end().into())
}
fn to_graphic_unit_extent(_content: core_types::extent::ValueIn<'_, ()>, _level: LevelIn) -> GPoll<Extent> {
GPoll::Final(Extent::Exactly(0))
}
/// The transitional level bridge: the wire's records as the legacy list an
/// unconverted consumer expects, attributes copied through their erased
/// reads. Registered under the legacy convert identifiers; the rows die with
@@ -570,6 +581,7 @@ pub fn level_to_list<T: Clone + Send + Sync + CacheHash + 'static>(
pub use _level_to_list_mod::level_to_list_entries;
pub use _to_graphic_element_mod::to_graphic_element_entries;
pub use _to_graphic_typed_mod::to_graphic_typed_entries;
pub use _to_graphic_unit_mod::to_graphic_unit_entries;
/// Removes a level of nesting from a `Graphic[]`, or all nesting if "Fully Flatten" is enabled.
#[node_macro::node(category("General"), extent(flatten_graphic_extent))]