OLD | NEW |
1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 module cc.mojom; | 5 module cc.mojom; |
6 | 6 |
| 7 import "cc/ipc/frame_sink_id.mojom"; |
| 8 import "cc/ipc/mojo_compositor_frame_sink.mojom"; |
7 import "cc/ipc/surface_id.mojom"; | 9 import "cc/ipc/surface_id.mojom"; |
| 10 import "cc/ipc/surface_sequence.mojom"; |
| 11 import "gpu/ipc/common/surface_handle.mojom"; |
8 import "ui/gfx/geometry/mojo/geometry.mojom"; | 12 import "ui/gfx/geometry/mojo/geometry.mojom"; |
9 | 13 |
| 14 // The DisplayCompositor interface is a privileged interface that allows |
| 15 // the display compositor host (browser or window server) to create |
| 16 // CompositorFrameSinks. Clients acquire a CompositorFrameSink connection |
| 17 // through the display compositor host. Clients request a |
| 18 // MojoCompositorFrameSink interface, and implement a |
| 19 // MojoCompositorFrameSinkClient interface. The display compositor host |
| 20 // holds one or more root CompositorFrameSinks that are tied to a valid |
| 21 // |surface_handle|. All other CompositorFrameSinks are offscreen. FrameSinkIds |
| 22 // are fixed for a given client and are determined ahead of time. Thus, a client |
| 23 // will typically simply request a CompositorFrameSink from the display |
| 24 // compositor host which will forward the request to the display compositor. |
| 25 interface DisplayCompositor { |
| 26 CreateCompositorFrameSink( |
| 27 cc.mojom.FrameSinkId frame_sink_id, |
| 28 gpu.mojom.SurfaceHandle widget, |
| 29 cc.mojom.MojoCompositorFrameSink& compositor_frame_sink, |
| 30 cc.mojom.MojoCompositorFrameSinkPrivate& compositor_frame_sink_private, |
| 31 cc.mojom.MojoCompositorFrameSinkClient compositor_frame_sink_client); |
| 32 |
| 33 // TODO(fsamuel): This surface reference API is temporary. Surface references |
| 34 // should be bundled with CompositorFrames. |
| 35 AddRootSurfaceReference(cc.mojom.SurfaceId child_id); |
| 36 AddSurfaceReference(cc.mojom.SurfaceId parent_id, |
| 37 cc.mojom.SurfaceId child_id); |
| 38 RemoveRootSurfaceReference(cc.mojom.SurfaceId child_id); |
| 39 RemoveSurfaceReference(cc.mojom.SurfaceId parent_id, |
| 40 cc.mojom.SurfaceId child_id); |
| 41 }; |
| 42 |
10 // The DisplayCompositorClient interface is implemented by the Display | 43 // The DisplayCompositorClient interface is implemented by the Display |
11 // Compositor Host, a stable, and privileged peer service to the display | 44 // Compositor Host, a stable, and privileged peer service to the display |
12 // compositor. The display compositor host is either the browser process in | 45 // compositor. The display compositor host is either the browser process in |
13 // Chrome or the window server process. | 46 // Chrome or the window server process. |
14 interface DisplayCompositorClient { | 47 interface DisplayCompositorClient { |
15 // Called by the display compositor immediately upon receiving a | 48 // Called by the display compositor immediately upon receiving a |
16 // CompositorFrame with a new SurfaceId for the first time. | 49 // CompositorFrame with a new SurfaceId for the first time. |
17 OnSurfaceCreated(cc.mojom.SurfaceId surface_id, | 50 OnSurfaceCreated(cc.mojom.SurfaceId surface_id, |
18 gfx.mojom.Size frame_size, | 51 gfx.mojom.Size frame_size, |
19 float device_scale_factor); | 52 float device_scale_factor); |
20 }; | 53 }; |
OLD | NEW |