gecko/gfx/layers/ipc/PLayers.ipdl
Bas Schouten 7d182a2102 Bug 825928: Land layers refactoring. r=jrmuizel,bas,nical,mattwoodrow,roc,nrc,benwa,bjacob,jgilbert,kchen CLOSED TREE
Please contact Bas Schouten <bschouten@mozilla.com>, Nicolas Silva <nsilva@mozilla.com> or Nicholas Cameron <ncameron@mozilla.com> with general questions. Below is a rough list of authors to contact with specific questions.

Authors:
gfx/layers/Compositor.* gfx/layers/Effects.h - Compositor Interface - bas,nrc,nical
gfx/layers/d3d* - D3D9/D3D10 - bas
gfx/layers/ThebesLayer* - ThebesLayers - nrc,bas
gfx/layers/composite/* - CompositeLayers - nrc,nical
gfx/layers/client/* - Client - nrc,nical,bas
gfx/layers/*Image* - nical
gfx/layers/ipc ipc - IPC - nical
gfx/layers/opengl - CompositorOGL - nrc,nical
gfx/2d - bas,nrc
gfx/gl - GLContext - bjacob
dom/* layout/* - DOM - mattwoodrow
2013-04-10 09:20:52 +00:00

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/* -*- 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 LayersSurfaces;
include LayerTransaction;
include protocol PCompositable;
include protocol PCompositor;
include protocol PGrallocBuffer;
include protocol PLayer;
include protocol PRenderFrame;
include protocol PTexture;
include "mozilla/WidgetUtils.h";
include "mozilla/TimeStamp.h";
include "mozilla/dom/ScreenOrientation.h";
include "nsCSSProperty.h";
include "gfxipc/ShadowLayerUtils.h";
/**
* The layers protocol is spoken between thread contexts that manage
* layer (sub)trees. The protocol comprises atomically publishing
* layer subtrees to a "shadow" thread context (which grafts the
* subtree into its own tree), and atomically updating a published
* subtree. ("Atomic" in this sense is wrt painting.)
*/
namespace mozilla {
namespace layers {
sync protocol PLayers {
manager PRenderFrame or PCompositor;
manages PLayer;
manages PCompositable;
manages PGrallocBuffer;
parent:
/**
* Only the parent side has privileges to allocate the buffer.
* Allocation may fail (pmem is a scarce resource), and if so null_t
* is returned.
*/
sync PGrallocBuffer(gfxIntSize size, gfxContentType content)
returns (MaybeMagicGrallocBufferHandle handle);
async PLayer();
async PCompositable(CompositableType aType);
// The isFirstPaint flag can be used to indicate that this is the first update
// for a particular document.
sync Update(Edit[] cset, TargetConfig targetConfig, bool isFirstPaint)
returns (EditReply[] reply);
// We don't need to send a sync transaction if
// no transaction operate require a swap.
async UpdateNoSwap(Edit[] cset, TargetConfig targetConfig, bool isFirstPaint);
// Drop any front buffers that might be retained on the compositor
// side.
async ClearCachedResources();
async __delete__();
};
} // namespace layers
} // namespace mozilla