gecko/gfx/layers/ipc/PTexture.ipdl

/* -*- 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 protocol PLayerTransaction;
include protocol PImageBridge;
include protocol PGrallocBuffer;
include "mozilla/GfxMessageUtils.h";

using struct mozilla::layers::FrameMetrics from "FrameMetrics.h";

namespace mozilla {
namespace layers {

/**
 * PTexture is the IPDL glue between a TextureClient and a TextureHost.
 */
sync protocol PTexture {
    manager PImageBridge or PLayerTransaction;

child:
    async __delete__();

parent:
    /**
     * Set the shared data and create the TextureHost on the parent side.
     */
    async Init(SurfaceDescriptor aSharedData, uint32_t aTextureFlags);

    /**
     * Asynchronously tell the Compositor side to remove the texture.
     */
    async RemoveTexture();

    /**
     * Synchronously tell the compositor side to remove the texture.
     */
    sync RemoveTextureSync();
};

} // layers
} // mozilla