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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module mojo;
import "mojo/services/geometry/public/interfaces/geometry.mojom";
import "mojo/services/gpu/public/interfaces/command_buffer.mojom";
import "mojo/services/gpu/public/interfaces/viewport_parameter_listener.mojom";
import "mojo/services/surfaces/public/interfaces/quads.mojom";
import "mojo/services/surfaces/public/interfaces/surface_id.mojom";
enum ResourceFormat {
RGBA_8888,
RGBA_4444,
BGRA_8888,
ALPHA_8,
LUMINANCE_8,
RGB_565,
ETC1,
};
struct Mailbox {
array<int8, 64> name;
};
struct MailboxHolder {
Mailbox mailbox;
uint32 texture_target;
uint32 sync_point;
};
struct TransferableResource {
uint32 id;
ResourceFormat format;
uint32 filter;
Size size;
MailboxHolder mailbox_holder;
bool is_repeated;
bool is_software;
};
struct ReturnedResource {
uint32 id;
uint32 sync_point;
int32 count;
bool lost;
};
struct Frame {
array<TransferableResource> resources;
array<Pass> passes;
};
interface SurfaceClient {
// This sets the id namespace for this connection. This method will be invoked
// exactly once when a new connection is established.
SetIdNamespace(uint32 id_namespace);
ReturnResources(array<ReturnedResource> resources);
};
[Client=SurfaceClient]
interface Surface {
// The id's local field is allocated by the caller and must be unique. The
// id_namespace field on the id may be 0 or this connection's namespace.
CreateSurface(SurfaceId id);
// The client can only submit frames to surfaces created with this
// connection. After the submitted frame is drawn for the first time, the
// surface will respond to the SubmitFrame message. Clients should use this
// acknowledgement to ratelimit frame submissions.
SubmitFrame(SurfaceId id, Frame frame) => ();
DestroySurface(SurfaceId id);
CreateGLES2BoundSurface(CommandBuffer gles2_client,
SurfaceId id,
Size size,
ViewportParameterListener& listener);
};
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