render: impl Node for RenderGraph in prep for sub-graphs
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@ -242,9 +242,9 @@ impl RenderGraph {
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.as_compute_pipeline_descriptor()
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.as_compute_pipeline_descriptor()
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.expect("got render pipeline descriptor in a compute pass"),
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.expect("got render pipeline descriptor in a compute pass"),
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)),
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)),
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NodeType::Presenter | NodeType::Node => {
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NodeType::Presenter | NodeType::Node | NodeType::Graph => {
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panic!("Present or Node RenderGraph passes should not have a pipeline descriptor!");
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panic!("Present or Node RenderGraph passes should not have a pipeline descriptor!");
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}
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},
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};
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};
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drop(desc);
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drop(desc);
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@ -466,3 +466,23 @@ impl RenderGraph {
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}
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}
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}
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}
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}
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}
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impl Node for RenderGraph {
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fn desc<'a, 'b>(&'a mut self, graph: &'b mut RenderGraph) -> NodeDesc {
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// TODO: how would bind groups be shared between sub-graphs?
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NodeDesc::new(NodeType::Graph, None, vec![])
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}
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fn prepare(&mut self, world: &mut World, _: &mut RenderGraphContext) {
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self.prepare(world);
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}
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fn execute(
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&mut self,
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_: &mut RenderGraph,
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_: &NodeDesc,
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_: &mut RenderGraphContext,
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) {
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self.render();
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}
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}
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@ -18,6 +18,8 @@ pub enum NodeType {
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Render,
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Render,
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/// A node that presents render results to a render target.
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/// A node that presents render results to a render target.
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Presenter,
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Presenter,
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/// A node that represents a sub-graph.
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Graph,
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}
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}
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impl NodeType {
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impl NodeType {
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@ -28,6 +30,7 @@ impl NodeType {
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NodeType::Compute => true,
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NodeType::Compute => true,
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NodeType::Render => true,
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NodeType::Render => true,
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NodeType::Presenter => false,
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NodeType::Presenter => false,
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NodeType::Graph => false,
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}
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}
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}
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}
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}
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}
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