1 // Copyright 2018 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "gpu/ipc/raster_in_process_context.h"
6
7 #include <utility>
8
9 #include "base/bind.h"
10 #include "base/command_line.h"
11 #include "base/logging.h"
12 #include "base/test/test_simple_task_runner.h"
13 #include "gpu/command_buffer/client/gles2_cmd_helper.h"
14 #include "gpu/command_buffer/client/raster_cmd_helper.h"
15 #include "gpu/command_buffer/client/raster_implementation.h"
16 #include "gpu/command_buffer/client/raster_implementation_gles.h"
17 #include "gpu/command_buffer/client/shared_memory_limits.h"
18 #include "gpu/command_buffer/client/transfer_buffer.h"
19 #include "gpu/command_buffer/common/command_buffer.h"
20 #include "gpu/command_buffer/common/constants.h"
21 #include "gpu/command_buffer/common/context_creation_attribs.h"
22 #include "gpu/command_buffer/service/service_utils.h"
23 #include "gpu/config/gpu_feature_info.h"
24 #include "gpu/config/gpu_switches.h"
25 #include "gpu/ipc/common/surface_handle.h"
26 #include "testing/gtest/include/gtest/gtest.h"
27
28 namespace gpu {
29
30 RasterInProcessContext::RasterInProcessContext() = default;
31
~RasterInProcessContext()32 RasterInProcessContext::~RasterInProcessContext() {
33 // Trigger any pending lost contexts. First do a full sync between client
34 // and service threads. Then execute any pending tasks.
35 if (raster_implementation_) {
36 raster_implementation_->Finish();
37 client_task_runner_->RunUntilIdle();
38 raster_implementation_.reset();
39 }
40 transfer_buffer_.reset();
41 helper_.reset();
42 command_buffer_.reset();
43 }
44
Initialize(CommandBufferTaskExecutor * task_executor,const ContextCreationAttribs & attribs,const SharedMemoryLimits & memory_limits,GpuMemoryBufferManager * gpu_memory_buffer_manager,ImageFactory * image_factory,GpuChannelManagerDelegate * gpu_channel_manager_delegate,gpu::raster::GrShaderCache * gr_shader_cache,GpuProcessActivityFlags * activity_flags)45 ContextResult RasterInProcessContext::Initialize(
46 CommandBufferTaskExecutor* task_executor,
47 const ContextCreationAttribs& attribs,
48 const SharedMemoryLimits& memory_limits,
49 GpuMemoryBufferManager* gpu_memory_buffer_manager,
50 ImageFactory* image_factory,
51 GpuChannelManagerDelegate* gpu_channel_manager_delegate,
52 gpu::raster::GrShaderCache* gr_shader_cache,
53 GpuProcessActivityFlags* activity_flags) {
54 DCHECK(attribs.enable_raster_interface);
55 if (!attribs.enable_raster_interface) {
56 return ContextResult::kFatalFailure;
57 }
58 DCHECK(!attribs.enable_gles2_interface);
59 if (attribs.enable_gles2_interface) {
60 return ContextResult::kFatalFailure;
61 }
62
63 client_task_runner_ = base::MakeRefCounted<base::TestSimpleTaskRunner>();
64 command_buffer_ =
65 std::make_unique<InProcessCommandBuffer>(task_executor, GURL());
66 auto result = command_buffer_->Initialize(
67 nullptr /* surface */, true /* is_offscreen */, kNullSurfaceHandle,
68 attribs, gpu_memory_buffer_manager, image_factory,
69 gpu_channel_manager_delegate, client_task_runner_,
70 nullptr /* task_sequence */,
71 nullptr /*display_compositor_memory_and_task_controller_on_gpu */,
72 gr_shader_cache, activity_flags);
73 if (result != ContextResult::kSuccess) {
74 DLOG(ERROR) << "Failed to initialize InProcessCommmandBuffer";
75 return result;
76 }
77
78 // Check for consistency.
79 DCHECK(!attribs.bind_generates_resource);
80 constexpr bool bind_generates_resource = false;
81
82 // TODO(https://crbug.com/829469): Remove check once we fuzz RasterDecoder.
83 // enable_oop_rasterization is currently necessary to create RasterDecoder
84 // in InProcessCommandBuffer.
85 DCHECK(attribs.enable_oop_rasterization);
86
87 // Create the RasterCmdHelper, which writes the command buffer protocol.
88 auto raster_helper =
89 std::make_unique<raster::RasterCmdHelper>(command_buffer_.get());
90 result = raster_helper->Initialize(memory_limits.command_buffer_size);
91 if (result != ContextResult::kSuccess) {
92 LOG(ERROR) << "Failed to initialize RasterCmdHelper";
93 return result;
94 }
95 transfer_buffer_ = std::make_unique<TransferBuffer>(raster_helper.get());
96
97 raster_implementation_ = std::make_unique<raster::RasterImplementation>(
98 raster_helper.get(), transfer_buffer_.get(), bind_generates_resource,
99 attribs.lose_context_when_out_of_memory, command_buffer_.get(),
100 nullptr /* image_decode_accelerator */);
101 result = raster_implementation_->Initialize(memory_limits);
102 raster_implementation_->SetLostContextCallback(base::BindOnce(
103 []() { EXPECT_TRUE(false) << "Unexpected lost context."; }));
104 helper_ = std::move(raster_helper);
105 return result;
106 }
107
GetCapabilities() const108 const Capabilities& RasterInProcessContext::GetCapabilities() const {
109 return command_buffer_->GetCapabilities();
110 }
111
GetGpuFeatureInfo() const112 const GpuFeatureInfo& RasterInProcessContext::GetGpuFeatureInfo() const {
113 return command_buffer_->GetGpuFeatureInfo();
114 }
115
GetImplementation()116 raster::RasterInterface* RasterInProcessContext::GetImplementation() {
117 return raster_implementation_.get();
118 }
119
GetContextSupport()120 ContextSupport* RasterInProcessContext::GetContextSupport() {
121 return raster_implementation_.get();
122 }
123
GetSharedImageInterface()124 SharedImageInterface* RasterInProcessContext::GetSharedImageInterface() {
125 return command_buffer_->GetSharedImageInterface();
126 }
127
GetTransferCacheForTest() const128 ServiceTransferCache* RasterInProcessContext::GetTransferCacheForTest() const {
129 return command_buffer_->GetTransferCacheForTest();
130 }
131
GetCommandBufferForTest() const132 InProcessCommandBuffer* RasterInProcessContext::GetCommandBufferForTest()
133 const {
134 return command_buffer_.get();
135 }
136
GetRasterDecoderIdForTest() const137 int RasterInProcessContext::GetRasterDecoderIdForTest() const {
138 return command_buffer_->GetRasterDecoderIdForTest();
139 }
140
141 // static
SupportedInTest()142 bool RasterInProcessContext::SupportedInTest() {
143 const base::CommandLine* command_line =
144 base::CommandLine::ForCurrentProcess();
145 GpuPreferences gpu_preferences = gles2::ParseGpuPreferences(command_line);
146 return !gpu_preferences.use_passthrough_cmd_decoder ||
147 !gles2::PassthroughCommandDecoderSupported();
148 }
149
150 } // namespace gpu
151