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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 /gfx/vr/ipc/VRLayerChild.h
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 'gfx/vr/ipc/VRLayerChild.h')
-rw-r--r--gfx/vr/ipc/VRLayerChild.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/gfx/vr/ipc/VRLayerChild.h b/gfx/vr/ipc/VRLayerChild.h
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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/. */
+
+#ifndef GFX_VR_LAYERCHILD_H
+#define GFX_VR_LAYERCHILD_H
+
+#include "VRManagerChild.h"
+
+#include "mozilla/RefPtr.h"
+#include "mozilla/gfx/PVRLayerChild.h"
+#include "gfxVR.h"
+
+class nsICanvasRenderingContextInternal;
+
+namespace mozilla {
+class WebGLContext;
+class WebGLFramebufferJS;
+namespace dom {
+class HTMLCanvasElement;
+}
+namespace layers {
+class SharedSurfaceTextureClient;
+}
+namespace gl {
+class SurfaceFactory;
+}
+namespace gfx {
+
+class VRLayerChild : public PVRLayerChild {
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VRLayerChild)
+
+ public:
+ static PVRLayerChild* CreateIPDLActor();
+ static bool DestroyIPDLActor(PVRLayerChild* actor);
+
+ void Initialize(dom::HTMLCanvasElement* aCanvasElement,
+ const gfx::Rect& aLeftEyeRect,
+ const gfx::Rect& aRightEyeRect);
+ void SetXRFramebuffer(WebGLFramebufferJS*);
+ void SubmitFrame(const VRDisplayInfo& aDisplayInfo);
+ bool IsIPCOpen();
+
+ private:
+ VRLayerChild();
+ virtual ~VRLayerChild();
+ void ClearSurfaces();
+ virtual void ActorDestroy(ActorDestroyReason aWhy) override;
+
+ RefPtr<dom::HTMLCanvasElement> mCanvasElement;
+ bool mIPCOpen = false;
+
+ // AddIPDLReference and ReleaseIPDLReference are only to be called by
+ // CreateIPDLActor and DestroyIPDLActor, respectively. We intentionally make
+ // them private to prevent misuse. The purpose of these methods is to be aware
+ // of when the IPC system around this actor goes down: mIPCOpen is then set to
+ // false.
+ void AddIPDLReference();
+ void ReleaseIPDLReference();
+
+ gfx::Rect mLeftEyeRect;
+ gfx::Rect mRightEyeRect;
+ RefPtr<WebGLFramebufferJS> mFramebuffer;
+
+ Maybe<layers::SurfaceDescriptor> mThisFrameTextureDesc;
+ Maybe<layers::SurfaceDescriptor> mLastFrameTextureDesc;
+
+ uint64_t mLastSubmittedFrameId = 0;
+};
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif