sdk/fidl/fuchsia.ui.gfx/pose_buffer_provider.fidl

// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

library fuchsia.ui.gfx;

using zx;

/// A minimal fidl interface to allow sourcing the contents of a PoseBuffer from another service.
[Discoverable]
protocol PoseBufferProvider {
    /// Sets the PoseBuffer and the parameters PoseBufferProvider will use to fill that PoseBuffer.
    /// Setting this when it is already set will replace the previously set parameters with the new
    /// parameters, which will release the provider's reference to the buffer.
    SetPoseBuffer(zx.handle:VMO buffer, uint32 num_entries, int64 base_time, uint64 time_interval);
};