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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/vr/XRReferenceSpace.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/vr/XRReferenceSpace.cpp')
-rw-r--r--dom/vr/XRReferenceSpace.cpp45
1 files changed, 45 insertions, 0 deletions
diff --git a/dom/vr/XRReferenceSpace.cpp b/dom/vr/XRReferenceSpace.cpp
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+++ b/dom/vr/XRReferenceSpace.cpp
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+/* -*- 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/XRReferenceSpace.h"
+#include "mozilla/dom/XRRigidTransform.h"
+#include "VRDisplayClient.h"
+
+namespace mozilla::dom {
+
+XRReferenceSpace::XRReferenceSpace(nsIGlobalObject* aParent,
+ XRSession* aSession,
+ XRNativeOrigin* aNativeOrigin,
+ XRReferenceSpaceType aType)
+ : XRSpace(aParent, aSession, aNativeOrigin), mType(aType) {}
+
+already_AddRefed<XRReferenceSpace> XRReferenceSpace::GetOffsetReferenceSpace(
+ const XRRigidTransform& aOriginOffset) {
+ RefPtr<XRReferenceSpace> offsetReferenceSpace =
+ new XRReferenceSpace(GetParentObject(), mSession, mNativeOrigin, mType);
+
+ // https://immersive-web.github.io/webxr/#multiply-transforms
+ // An XRRigidTransform is essentially a rotation followed by a translation
+ gfx::QuaternionDouble otherOrientation = aOriginOffset.RawOrientation();
+ // The resulting rotation is the two combined
+ offsetReferenceSpace->mOriginOffsetOrientation =
+ mOriginOffsetOrientation * otherOrientation;
+ // We first apply the rotation of aOriginOffset to
+ // mOriginOffsetPosition offset, then translate by the offset of
+ // aOriginOffset
+ offsetReferenceSpace->mOriginOffsetPosition =
+ otherOrientation.RotatePoint(mOriginOffsetPosition) +
+ aOriginOffset.RawPosition();
+
+ return offsetReferenceSpace.forget();
+}
+
+JSObject* XRReferenceSpace::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return XRReferenceSpace_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+} // namespace mozilla::dom