1 files changed, 44 insertions, 0 deletions
diff --git a/dom/vr/XRViewerPose.cpp b/dom/vr/XRViewerPose.cpp
new file mode 100644
index 0000000000..af11306c08
--- /dev/null
+++ b/dom/vr/XRViewerPose.cpp
@@ -0,0 +1,44 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/XRViewerPose.h"
+#include "mozilla/dom/XRView.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(XRViewerPose)
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(XRViewerPose, XRPose)
+  NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mViews)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(XRViewerPose, XRPose)
+  NS_IMPL_CYCLE_COLLECTION_UNLINK(mViews)
+  // Don't need NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER because
+  // XRPose does it for us.
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(XRViewerPose, XRPose)
+
+XRViewerPose::XRViewerPose(nsISupports* aParent, XRRigidTransform* aTransform,
+                           bool aEmulatedPosition,
+                           const nsTArray<RefPtr<XRView>>& aViews)
+    : XRPose(aParent, aTransform, aEmulatedPosition), mViews(aViews.Clone()) {}
+
+JSObject* XRViewerPose::WrapObject(JSContext* aCx,
+                                   JS::Handle<JSObject*> aGivenProto) {
+  return XRViewerPose_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+RefPtr<XRView>& XRViewerPose::GetEye(int32_t aIndex) {
+  return mViews.ElementAt(aIndex);
+}
+
+void XRViewerPose::GetViews(nsTArray<RefPtr<XRView>>& aResult) {
+  aResult = mViews.Clone();
+}
+
+}  // namespace mozilla::dom