feat: play space

src/objects/mod.rs

@@ -1 +1,2 @@
 pub mod input;
+pub mod play_space;

src/objects/play_space.rs

@@ -0,0 +1,50 @@
+use std::sync::Arc;
+
+use color_eyre::eyre::Result;
+use glam::Mat4;
+use mint::Vector2;
+use nanoid::nanoid;
+use serde::{Serialize, Deserialize};
+use stereokit::StereoKitMultiThread;
+
+use crate::{nodes::{spatial::Spatial, data::{PulseReceiver, Mask}, Node, fields::{Field, r#box::BoxField}}, core::client::INTERNAL_CLIENT};
+
+#[derive(Debug, Deserialize, Serialize)]
+struct PlaySpaceMap {
+    play_space: (),
+    size: Vector2<f32>,
+}
+impl Default for PlaySpaceMap {
+    fn default() -> Self {
+        Self { play_space: (), size: [0.0; 2].into() }
+    }
+}
+
+pub struct PlaySpace {
+    _node: Arc<Node>,
+    spatial: Arc<Spatial>,
+    field: Arc<Field>,
+    _pulse_rx: Arc<PulseReceiver>,
+}
+impl PlaySpace {
+	pub fn new() -> Result<Self> {
+		let node = Node::create(&INTERNAL_CLIENT, "", &nanoid!(), false).add_to_scenegraph()?;
+		let spatial = Spatial::add_to(&node, None, Mat4::IDENTITY, false)?;
+        let field = BoxField::add_to(&node, [0.0;3].into())?;
+
+		let pulse_rx = PulseReceiver::add_to(&node, field.clone(), Mask::from_struct::<PlaySpaceMap>())?;
+
+		Ok(PlaySpace {
+			_node: node,
+			spatial,
+            field,
+			_pulse_rx: pulse_rx,
+		})
+	}
+    pub fn update(&self, sk: &impl StereoKitMultiThread) {
+        let pose = sk.world_get_bounds_pose();
+        self.spatial.set_local_transform(Mat4::from_rotation_translation(pose.orientation, pose.position));
+        let Field::Box(box_field) = self.field.as_ref() else {return};
+        box_field.set_size([sk.world_get_bounds_size().x, 0.0, sk.world_get_bounds_size().y].into());
+    }
+}