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The Tor Browser
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XRRigidTransform.h (2437B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
      5 * You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_dom_XRRigidTransform_h_
      8 #define mozilla_dom_XRRigidTransform_h_
      9 
     10 #include "gfxVR.h"
     11 #include "mozilla/DOMEventTargetHelper.h"
     12 #include "mozilla/dom/WebXRBinding.h"
     13 
     14 namespace mozilla::dom {
     15 
     16 class VRFrameData;
     17 
     18 class XRRigidTransform final : public nsWrapperCache {
     19 public:
     20  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(XRRigidTransform)
     21  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(XRRigidTransform)
     22 
     23  explicit XRRigidTransform(nsISupports* aParent,
     24                            const gfx::PointDouble3D& aPosition,
     25                            const gfx::QuaternionDouble& aOrientation);
     26  explicit XRRigidTransform(nsISupports* aParent,
     27                            const gfx::Matrix4x4Double& aTransform);
     28  static already_AddRefed<XRRigidTransform> Constructor(
     29      const GlobalObject& aGlobal, const DOMPointInit& aOrigin,
     30      const DOMPointInit& aDirection, ErrorResult& aRv);
     31  XRRigidTransform& operator=(const XRRigidTransform& aOther);
     32  gfx::QuaternionDouble RawOrientation() const;
     33  gfx::PointDouble3D RawPosition() const;
     34  void Update(const gfx::PointDouble3D& aPosition,
     35              const gfx::QuaternionDouble& aOrientation);
     36  void Update(const gfx::Matrix4x4Double& aTransform);
     37  // WebIDL Boilerplate
     38  nsISupports* GetParentObject() const { return mParent; }
     39  JSObject* WrapObject(JSContext* aCx,
     40                       JS::Handle<JSObject*> aGivenProto) override;
     41 
     42  // WebIDL Members
     43  DOMPoint* Position();
     44  DOMPoint* Orientation();
     45  void GetMatrix(JSContext* aCx, JS::MutableHandle<JSObject*> aRetval,
     46                 ErrorResult& aRv);
     47  already_AddRefed<XRRigidTransform> Inverse();
     48 
     49 protected:
     50  void UpdateInternal();
     51  virtual ~XRRigidTransform();
     52 
     53  nsCOMPtr<nsISupports> mParent;
     54  JS::Heap<JSObject*> mMatrixArray;
     55  RefPtr<DOMPoint> mPosition;
     56  RefPtr<DOMPoint> mOrientation;
     57  RefPtr<XRRigidTransform> mInverse;
     58  gfx::Matrix4x4Double mRawTransformMatrix;
     59  gfx::PointDouble3D mRawPosition;
     60  gfx::QuaternionDouble mRawOrientation;
     61  bool mNeedsUpdate;
     62 };
     63 
     64 }  // namespace mozilla::dom
     65 
     66 #endif  // mozilla_dom_XRRigidTransform_h_