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// Copyright 2016 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.
#ifndef GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_
#define GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_
#include <cstdint>
#include "base/containers/span.h"
#include "ui/gfx/presentation_feedback.h"
#include "ui/gl/gpu_preference.h"
namespace gpu {
struct SwapBuffersCompleteParams;
class GpuControlClient {
public:
// Informs the client that the context was lost. It should inform its own
// clients or take actions as needed. This will only be called a single time
// for any GpuControl.
virtual void OnGpuControlLostContext() = 0;
// This may happen inside calls from the client to the GpuControl, so this
// function is reentrant. It informs the client of loss, but the client will
// also receive a OnGpuControlLostContext (non-re-entrantly) in the future.
// Use this only to update internal state if needed to make lost context be
// visible immediately while unwinding the call stack.
virtual void OnGpuControlLostContextMaybeReentrant() = 0;
virtual void OnGpuControlErrorMessage(const char* message, int32_t id) = 0;
virtual void OnGpuControlSwapBuffersCompleted(
const SwapBuffersCompleteParams& params) = 0;
virtual void OnGpuSwitched(gl::GpuPreference active_gpu_heuristic) {}
virtual void OnSwapBufferPresented(
uint64_t swap_id,
const gfx::PresentationFeedback& feedback) = 0;
// Sent by the WebGPUDecoder
virtual void OnGpuControlReturnData(base::span<const uint8_t> data) = 0;
};
} // namespace gpu
#endif // GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_
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