96 lines
3.0 KiB
Plaintext
96 lines
3.0 KiB
Plaintext
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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include GraphicsMessages;
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include protocol PCompositorBridge;
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include protocol PImageBridge;
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include protocol PVsyncBridge;
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include protocol PVideoDecoderManager;
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using base::ProcessId from "base/process.h";
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using mozilla::TimeDuration from "mozilla/TimeStamp.h";
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using mozilla::CSSToLayoutDeviceScale from "Units.h";
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using mozilla::gfx::IntSize from "mozilla/gfx/2D.h";
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namespace mozilla {
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namespace gfx {
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union GfxPrefValue {
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bool;
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int32_t;
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uint32_t;
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float;
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};
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struct GfxPrefSetting {
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int32_t index;
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GfxPrefValue value;
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};
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struct LayerTreeIdMapping {
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uint64_t layersId;
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ProcessId ownerId;
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};
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sync protocol PGPU
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{
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parent:
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// Sent by the UI process to initiate core settings.
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async Init(GfxPrefSetting[] prefs,
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GfxVarUpdate[] vars,
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DevicePrefs devicePrefs);
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async InitVsyncBridge(Endpoint<PVsyncBridgeParent> endpoint);
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async InitImageBridge(Endpoint<PImageBridgeParent> endpoint);
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// Called to update a gfx preference or variable.
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async UpdatePref(GfxPrefSetting pref);
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async UpdateVar(GfxVarUpdate var);
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// Create a new top-level compositor.
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async NewWidgetCompositor(Endpoint<PCompositorBridgeParent> endpoint,
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CSSToLayoutDeviceScale scale,
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TimeDuration vsyncRate,
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bool useExternalSurface,
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IntSize surfaceSize);
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// Create a new content-process compositor bridge.
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async NewContentCompositorBridge(Endpoint<PCompositorBridgeParent> endpoint);
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async NewContentImageBridge(Endpoint<PImageBridgeParent> endpoint);
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async NewContentVideoDecoderManager(Endpoint<PVideoDecoderManagerParent> endpoint);
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// Called to notify the GPU process of who owns a layersId.
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sync AddLayerTreeIdMapping(LayerTreeIdMapping[] mapping);
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async RemoveLayerTreeIdMapping(LayerTreeIdMapping mapping);
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// Request the current DeviceStatus from the GPU process. This blocks until
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// one is available (i.e., Init has completed).
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sync GetDeviceStatus() returns (GPUDeviceData status);
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// Have a message be broadcasted to the GPU process by the GPU process
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// observer service.
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async NotifyGpuObservers(nsCString aTopic);
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child:
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// Sent when the GPU process has initialized devices. This occurs once, after
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// Init().
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async InitComplete(GPUDeviceData data);
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// Sent when APZ detects checkerboarding and apz checkerboard reporting is enabled.
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async ReportCheckerboard(uint32_t severity, nsCString log);
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// Graphics errors, analogous to PContent::GraphicsError
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async GraphicsError(nsCString aError);
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// Have a message be broadcasted to the UI process by the UI process
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// observer service.
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async NotifyUiObservers(nsCString aTopic);
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async NotifyDeviceReset();
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};
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} // namespace gfx
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} // namespace mozilla
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