Add XRRenderState

3 files changed, 82 insertions, 0 deletions

diff --git a/components/script/dom/mod.rs b/components/script/dom/mod.rs
index 00486b9033f..15c2e51057c 100644
--- a/components/script/dom/mod.rs
+++ b/components/script/dom/mod.rs
@@ -538,6 +538,7 @@ pub mod xr;
 pub mod xrframe;
 pub mod xrlayer;
 pub mod xrreferencespace;
+pub mod xrrenderstate;
 pub mod xrrigidtransform;
 pub mod xrsession;
 pub mod xrspace;
diff --git a/components/script/dom/webidls/XRRenderState.webidl b/components/script/dom/webidls/XRRenderState.webidl
new file mode 100644
index 00000000000..99e66dbe113
--- /dev/null
+++ b/components/script/dom/webidls/XRRenderState.webidl
@@ -0,0 +1,17 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+// https://immersive-web.github.io/webxr/#xrrenderstate-interface
+
+dictionary XRRenderStateInit {
+  double depthNear = 0.1;
+  double depthFar = 1000.0;
+  XRLayer? baseLayer = null;
+};
+
+[SecureContext, Exposed=Window] interface XRRenderState {
+  readonly attribute double depthNear;
+  readonly attribute double depthFar;
+  readonly attribute XRLayer? baseLayer;
+};
\ No newline at end of file
diff --git a/components/script/dom/xrrenderstate.rs b/components/script/dom/xrrenderstate.rs
new file mode 100644
index 00000000000..562e4231919
--- /dev/null
+++ b/components/script/dom/xrrenderstate.rs
@@ -0,0 +1,64 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use crate::dom::bindings::codegen::Bindings::XRRenderStateBinding::{self, XRRenderStateMethods};
+use crate::dom::bindings::num::Finite;
+use crate::dom::bindings::reflector::reflect_dom_object;
+use crate::dom::bindings::reflector::Reflector;
+use crate::dom::bindings::root::{DomRoot, MutNullableDom};
+use crate::dom::globalscope::GlobalScope;
+use crate::dom::xrlayer::XRLayer;
+
+use dom_struct::dom_struct;
+use std::cell::Cell;
+
+#[dom_struct]
+pub struct XRRenderState {
+    reflector_: Reflector,
+    depth_near: Cell<f64>,
+    depth_far: Cell<f64>,
+    layer: MutNullableDom<XRLayer>,
+}
+
+impl XRRenderState {
+    pub fn new_inherited(
+        depth_near: f64,
+        depth_far: f64,
+        layer: Option<&XRLayer>,
+    ) -> XRRenderState {
+        XRRenderState {
+            reflector_: Reflector::new(),
+            depth_near: Cell::new(depth_near),
+            depth_far: Cell::new(depth_far),
+            layer: MutNullableDom::new(layer),
+        }
+    }
+
+    pub fn new(
+        global: &GlobalScope,
+        depth_near: f64,
+        depth_far: f64,
+        layer: Option<&XRLayer>,
+    ) -> DomRoot<XRRenderState> {
+        reflect_dom_object(
+            Box::new(XRRenderState::new_inherited(depth_near, depth_far, layer)),
+            global,
+            XRRenderStateBinding::Wrap,
+        )
+    }
+}
+
+impl XRRenderStateMethods for XRRenderState {
+    fn DepthNear(&self) -> Finite<f64> {
+        Finite::wrap(self.depth_near.get())
+    }
+
+    fn DepthFar(&self) -> Finite<f64> {
+        Finite::wrap(self.depth_far.get())
+    }
+
+    fn GetBaseLayer(&self) -> Option<DomRoot<XRLayer>> {
+        self.layer.get()
+    }
+}