зеркало из https://github.com/mozilla/gecko-dev.git
90 строки
2.8 KiB
C++
90 строки
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_XRWebGLLayer_h_
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#define mozilla_dom_XRWebGLLayer_h_
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/WebXRBinding.h"
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#include "mozilla/dom/XRSession.h"
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#include "nsICanvasRenderingContextInternal.h"
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#include "WebGLTypes.h"
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#include "gfxVR.h"
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namespace mozilla {
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class WebGLFramebufferJS;
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class ClientWebGLContext;
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namespace dom {
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class XRSession;
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class XRView;
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class XRViewport;
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class WebGLRenderingContextOrWebGL2RenderingContext;
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struct XRWebGLLayerInit;
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class XRWebGLLayer final : public nsWrapperCache {
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public:
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NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(XRWebGLLayer)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(XRWebGLLayer)
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explicit XRWebGLLayer(
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nsISupports* aParent, XRSession& aSession, bool aIgnoreDepthValues,
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double aFramebufferScaleFactor,
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RefPtr<mozilla::ClientWebGLContext> aWebGLContext,
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RefPtr<WebGLFramebufferJS> aFramebuffer,
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const Maybe<const webgl::OpaqueFramebufferOptions>& aOptions);
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// WebIDL Boilerplate
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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nsISupports* GetParentObject() const;
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// WebIDL Members
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static already_AddRefed<XRWebGLLayer> Constructor(
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const GlobalObject& aGlobal, XRSession& aSession,
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const WebGLRenderingContextOrWebGL2RenderingContext& aXRWebGLContext,
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const XRWebGLLayerInit& aXRWebGLLayerInitDict, ErrorResult& aRv);
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bool Depth();
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bool Stencil();
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bool Alpha();
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bool Antialias();
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bool IgnoreDepthValues();
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WebGLFramebufferJS* GetFramebuffer();
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uint32_t FramebufferWidth();
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uint32_t FramebufferHeight();
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already_AddRefed<XRViewport> GetViewport(const XRView& aView);
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static double GetNativeFramebufferScaleFactor(const GlobalObject& aGlobal,
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const XRSession& aSession);
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// Non-WebIDL Members
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void StartAnimationFrame();
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void EndAnimationFrame();
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HTMLCanvasElement* GetCanvas();
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void SessionEnded();
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private:
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void DeleteFramebuffer();
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virtual ~XRWebGLLayer();
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nsCOMPtr<nsISupports> mParent;
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public:
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RefPtr<XRSession> mSession;
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RefPtr<mozilla::ClientWebGLContext> mWebGL;
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double mFramebufferScaleFactor;
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bool mCompositionDisabled;
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private:
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bool mIgnoreDepthValues;
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RefPtr<WebGLFramebufferJS> mFramebuffer;
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RefPtr<XRViewport> mLeftViewport;
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RefPtr<XRViewport> mRightViewport;
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Maybe<const webgl::OpaqueFramebufferOptions> mFramebufferOptions;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_XRWebGLLayer_h_
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