blob: 6e09643060d3efee8e06a3a7108919eff0a6d206 [file] [log] [blame]
// Copyright (c) 2017 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_GLES2_COMMAND_BUFFER_STUB_H_
#define GPU_IPC_SERVICE_GLES2_COMMAND_BUFFER_STUB_H_
#include "base/containers/circular_deque.h"
#include "base/memory/weak_ptr.h"
#include "build/build_config.h"
#include "gpu/ipc/service/command_buffer_stub.h"
#include "gpu/ipc/service/image_transport_surface_delegate.h"
#include "ui/gfx/gpu_fence_handle.h"
struct GpuCommandBufferMsg_CreateImage_Params;
namespace gpu {
struct Mailbox;
class GPU_IPC_SERVICE_EXPORT GLES2CommandBufferStub
: public CommandBufferStub,
public ImageTransportSurfaceDelegate,
public base::SupportsWeakPtr<GLES2CommandBufferStub> {
public:
GLES2CommandBufferStub(GpuChannel* channel,
const GPUCreateCommandBufferConfig& init_params,
CommandBufferId command_buffer_id,
SequenceId sequence_id,
int32_t stream_id,
int32_t route_id);
~GLES2CommandBufferStub() override;
// This must leave the GL context associated with the newly-created
// CommandBufferStub current, so the GpuChannel can initialize
// the gpu::Capabilities.
gpu::ContextResult Initialize(
CommandBufferStub* share_group,
const GPUCreateCommandBufferConfig& init_params,
base::UnsafeSharedMemoryRegion shared_state_shm) override;
MemoryTracker* GetMemoryTracker() const override;
// ImageTransportSurfaceDelegate implementation:
#if defined(OS_WIN)
void DidCreateAcceleratedSurfaceChildWindow(
SurfaceHandle parent_window,
SurfaceHandle child_window) override;
#endif
void DidSwapBuffersComplete(SwapBuffersCompleteParams params) override;
const gles2::FeatureInfo* GetFeatureInfo() const override;
const GpuPreferences& GetGpuPreferences() const override;
void BufferPresented(const gfx::PresentationFeedback& feedback) override;
void AddFilter(IPC::MessageFilter* message_filter) override;
int32_t GetRouteID() const override;
private:
bool HandleMessage(const IPC::Message& message) override;
void OnTakeFrontBuffer(const Mailbox& mailbox);
void OnReturnFrontBuffer(const Mailbox& mailbox, bool is_lost);
void OnCreateGpuFenceFromHandle(uint32_t gpu_fence_id,
const gfx::GpuFenceHandle& handle);
void OnGetGpuFenceHandle(uint32_t gpu_fence_id);
void OnCreateImage(GpuCommandBufferMsg_CreateImage_Params params);
void OnDestroyImage(int32_t id);
void OnCreateStreamTexture(uint32_t texture_id,
int32_t stream_id,
bool* succeeded);
void OnSwapBuffers(uint64_t swap_id, uint32_t flags) override;
// The group of contexts that share namespaces with this context.
scoped_refptr<gles2::ContextGroup> context_group_;
// Keep a more specifically typed reference to the decoder to avoid
// unnecessary casts. Owned by parent class.
gles2::GLES2Decoder* gles2_decoder_;
// Params pushed each time we call OnSwapBuffers, and popped when a buffer
// is presented or a swap completed.
struct SwapBufferParams {
uint64_t swap_id;
uint32_t flags;
};
base::circular_deque<SwapBufferParams> pending_presented_params_;
base::circular_deque<SwapBufferParams> pending_swap_completed_params_;
base::WeakPtrFactory<GLES2CommandBufferStub> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(GLES2CommandBufferStub);
};
} // namespace gpu
#endif // GPU_IPC_SERVICE_GLES2_COMMAND_BUFFER_STUB_H_