From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- gfx/ipc/PCanvasManager.ipdl | 52 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 gfx/ipc/PCanvasManager.ipdl (limited to 'gfx/ipc/PCanvasManager.ipdl') diff --git a/gfx/ipc/PCanvasManager.ipdl b/gfx/ipc/PCanvasManager.ipdl new file mode 100644 index 0000000000..1ba6a88a42 --- /dev/null +++ b/gfx/ipc/PCanvasManager.ipdl @@ -0,0 +1,52 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: sw=2 ts=8 et : + */ +/* 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/layers/LayersMessageUtils.h"; +include protocol PCanvas; +include protocol PWebGL; +include protocol PWebGPU; + +using mozilla::layers::RemoteTextureOwnerId from "mozilla/layers/LayersTypes.h"; +using mozilla::webgl::FrontBufferSnapshotIpc from "mozilla/dom/WebGLIpdl.h"; + +namespace mozilla { +namespace gfx { + +/** + * The PCanvasManager protocol is the top-level protocol between the main and + * worker threads in the content process, and the renderer thread in the + * compositor process. This protocol should be used to create accelerated + * canvas instances. + */ +[NeedsOtherPid, ParentProc=compositor, ChildProc=anydom] +sync protocol PCanvasManager +{ + manages PCanvas; + manages PWebGL; + manages PWebGPU; + +parent: + async PCanvas(); + + // Actor that represents one WebGL context. + async PWebGL(); + + // Actor that represents one WebGPU context. + async PWebGPU(); + + // Set the local manager ID for the canvas manager. + async Initialize(uint32_t aManagerId); + + // Get the front buffer pixels for the given manager/protocol. This is + // intended to be used by the main thread in the content process to block + // reading without having to block on the worker thread that owns the context + // instance. + sync GetSnapshot(uint32_t aManagerId, int32_t aProtocolId, RemoteTextureOwnerId? ownerId) returns (FrontBufferSnapshotIpc ret); +}; + +} // gfx +} // mozilla -- cgit v1.2.3