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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_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_
#define GPU_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_
#include <stdint.h>
#include <memory>
#include <vector>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "gpu/ipc/service/image_transport_surface.h"
#include "ui/events/latency_info.h"
#include "ui/gl/gl_surface.h"
namespace gpu {
class GpuChannelManager;
class GpuCommandBufferStub;
// An implementation of ImageTransportSurface that implements GLSurface through
// GLSurfaceAdapter, thereby forwarding GLSurface methods through to it.
class PassThroughImageTransportSurface : public gfx::GLSurfaceAdapter {
public:
PassThroughImageTransportSurface(GpuChannelManager* manager,
GpuCommandBufferStub* stub,
gfx::GLSurface* surface);
// GLSurface implementation.
bool Initialize(gfx::GLSurface::Format format) override;
void Destroy() override;
gfx::SwapResult SwapBuffers() override;
void SwapBuffersAsync(const SwapCompletionCallback& callback) override;
gfx::SwapResult PostSubBuffer(int x, int y, int width, int height) override;
void PostSubBufferAsync(int x,
int y,
int width,
int height,
const SwapCompletionCallback& callback) override;
gfx::SwapResult CommitOverlayPlanes() override;
void CommitOverlayPlanesAsync(
const SwapCompletionCallback& callback) override;
bool OnMakeCurrent(gfx::GLContext* context) override;
private:
~PassThroughImageTransportSurface() override;
// If updated vsync parameters can be determined, send this information to
// the browser.
void SendVSyncUpdateIfAvailable();
void SetLatencyInfo(const std::vector<ui::LatencyInfo>& latency_info);
std::unique_ptr<std::vector<ui::LatencyInfo>> StartSwapBuffers();
void FinishSwapBuffers(
std::unique_ptr<std::vector<ui::LatencyInfo>> latency_info,
gfx::SwapResult result);
void FinishSwapBuffersAsync(
std::unique_ptr<std::vector<ui::LatencyInfo>> latency_info,
GLSurface::SwapCompletionCallback callback,
gfx::SwapResult result);
base::WeakPtr<GpuCommandBufferStub> stub_;
bool did_set_swap_interval_;
std::vector<ui::LatencyInfo> latency_info_;
base::WeakPtrFactory<PassThroughImageTransportSurface> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(PassThroughImageTransportSurface);
};
} // namespace gpu
#endif // GPU_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_