feat(spatial): basic interface

src/nodes/spatial.rs

@@ -1,6 +1,6 @@
 use super::core::Node;
 use crate::core::client::Client;
-use anyhow::{anyhow, ensure, Result};
+use anyhow::{anyhow, bail, ensure, Result};
 use glam::{Mat4, Quat, Vec3};
 use libstardustxr::{flex_to_quat, flex_to_vec3};
 use rccell::{RcCell, WeakCell};
@@ -12,10 +12,17 @@ pub struct Spatial<'a> {
 }
 
 impl<'a> Spatial<'a> {
-	pub fn new(node: RcCell<Node<'a>>, transform: Mat4) -> Self {
+	pub fn add_to(
+		node: RcCell<Node<'a>>,
+		parent: WeakCell<Node<'a>>,
+		transform: Mat4,
+	) -> Result<()> {
+		if node.borrow_mut().spatial.is_none() {
+			bail!("Node already has a Spatial aspect!");
+		}
 		let spatial = Spatial {
 			node: node.downgrade(),
-			parent: WeakCell::new(),
+			parent,
 			transform,
 		};
 		let node_captured = node.clone();
@@ -24,7 +31,6 @@ impl<'a> Spatial<'a> {
 			Box::new(move |calling_client, data| {
 				let root = flexbuffers::Reader::get_root(data)?;
 				let flex_vec = root.get_vector()?;
-				// let node = node.
 				let client = node_captured
 					.borrow()
 					.get_client()
@@ -52,7 +58,8 @@ impl<'a> Spatial<'a> {
 				Ok(())
 			}),
 		);
-		spatial
+		node.borrow_mut().spatial = Some(spatial);
+		Ok(())
 	}
 
 	pub fn local_transform(&self) -> Mat4 {
@@ -80,3 +87,34 @@ impl<'a> Spatial<'a> {
 
 	// pub fn relative_transform(&self, space: WeakCell<Spatial>) {}
 }
+
+pub fn create_interface(client: RcCell<Client>) {
+	let mut node = Node::create(client.downgrade(), "", "spatial", false);
+	node.add_local_signal(
+		"createSpatial",
+		Box::new(move |calling_client, data| {
+			let root = flexbuffers::Reader::get_root(data)?;
+			let flex_vec = root.get_vector()?;
+			let node = Node::create(
+				calling_client.downgrade(),
+				"/spatial",
+				flex_vec.idx(0).get_str()?,
+				true,
+			);
+			let pos = flex_to_vec3!(flex_vec.idx(2)).ok_or(anyhow!("Position not found"))?;
+			let rot = flex_to_quat!(flex_vec.idx(3)).ok_or(anyhow!("Rotation not found"))?;
+			let scl = flex_to_vec3!(flex_vec.idx(4)).ok_or(anyhow!("Scale not found"))?;
+			let node_rc = calling_client
+				.borrow_mut()
+				.get_scenegraph_mut()
+				.add_node(node);
+			Spatial::add_to(
+				node_rc,
+				WeakCell::new(),
+				Mat4::from_scale_rotation_translation(scl.into(), rot.into(), pos.into()),
+			)?;
+			Ok(())
+		}),
+	);
+	client.borrow_mut().get_scenegraph_mut().add_node(node);
+}