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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "gpu/command_buffer/service/async_pixel_transfer_manager_share_group.h" | 5 #include "gpu/command_buffer/service/async_pixel_transfer_manager_share_group.h" |
| 6 | 6 |
| 7 #include <list> | 7 #include <list> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
| 11 #include "base/logging.h" | 11 #include "base/logging.h" |
| 12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
| 13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
| 14 #include "base/single_thread_task_runner.h" |
| 14 #include "base/synchronization/cancellation_flag.h" | 15 #include "base/synchronization/cancellation_flag.h" |
| 15 #include "base/synchronization/lock.h" | 16 #include "base/synchronization/lock.h" |
| 16 #include "base/synchronization/waitable_event.h" | 17 #include "base/synchronization/waitable_event.h" |
| 17 #include "base/threading/thread.h" | 18 #include "base/threading/thread.h" |
| 18 #include "base/threading/thread_checker.h" | 19 #include "base/threading/thread_checker.h" |
| 19 #include "base/trace_event/trace_event.h" | 20 #include "base/trace_event/trace_event.h" |
| 20 #include "base/trace_event/trace_event_synthetic_delay.h" | 21 #include "base/trace_event/trace_event_synthetic_delay.h" |
| 21 #include "gpu/command_buffer/service/async_pixel_transfer_delegate.h" | 22 #include "gpu/command_buffer/service/async_pixel_transfer_delegate.h" |
| 22 #include "ui/gl/gl_bindings.h" | 23 #include "ui/gl/gl_bindings.h" |
| 23 #include "ui/gl/gl_context.h" | 24 #include "ui/gl/gl_context.h" |
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| 38 observer->DidComplete(mem_params); | 39 observer->DidComplete(mem_params); |
| 39 } | 40 } |
| 40 | 41 |
| 41 // TODO(backer): Factor out common thread scheduling logic from the EGL and | 42 // TODO(backer): Factor out common thread scheduling logic from the EGL and |
| 42 // ShareGroup implementations. http://crbug.com/239889 | 43 // ShareGroup implementations. http://crbug.com/239889 |
| 43 class TransferThread : public base::Thread { | 44 class TransferThread : public base::Thread { |
| 44 public: | 45 public: |
| 45 TransferThread() | 46 TransferThread() |
| 46 : base::Thread(kAsyncTransferThreadName), | 47 : base::Thread(kAsyncTransferThreadName), |
| 47 initialized_(false) { | 48 initialized_(false) { |
| 49 base::Thread::Options options; |
| 48 Start(); | 50 Start(); |
| 49 #if defined(OS_ANDROID) || defined(OS_LINUX) | 51 #if defined(OS_ANDROID) || defined(OS_LINUX) |
| 50 SetPriority(base::ThreadPriority::BACKGROUND); | 52 options.priority = base::ThreadPriority::BACKGROUND; |
| 51 #endif | 53 #endif |
| 54 StartWithOptions(options); |
| 52 } | 55 } |
| 53 | 56 |
| 54 ~TransferThread() override { | 57 ~TransferThread() override { |
| 55 // The only instance of this class was declared leaky. | 58 // The only instance of this class was declared leaky. |
| 56 NOTREACHED(); | 59 NOTREACHED(); |
| 57 } | 60 } |
| 58 | 61 |
| 59 void InitializeOnMainThread(gfx::GLContext* parent_context) { | 62 void InitializeOnMainThread(gfx::GLContext* parent_context) { |
| 60 TRACE_EVENT0("gpu", "TransferThread::InitializeOnMainThread"); | 63 TRACE_EVENT0("gpu", "TransferThread::InitializeOnMainThread"); |
| 61 if (initialized_) | 64 if (initialized_) |
| 62 return; | 65 return; |
| 63 | 66 |
| 64 base::WaitableEvent wait_for_init(true, false); | 67 base::WaitableEvent wait_for_init(true, false); |
| 65 message_loop_proxy()->PostTask( | 68 task_runner()->PostTask( |
| 66 FROM_HERE, | 69 FROM_HERE, |
| 67 base::Bind(&TransferThread::InitializeOnTransferThread, | 70 base::Bind(&TransferThread::InitializeOnTransferThread, |
| 68 base::Unretained(this), | 71 base::Unretained(this), base::Unretained(parent_context), |
| 69 base::Unretained(parent_context), | 72 &wait_for_init)); |
| 70 &wait_for_init)); | |
| 71 wait_for_init.Wait(); | 73 wait_for_init.Wait(); |
| 72 } | 74 } |
| 73 | 75 |
| 74 void CleanUp() override { | 76 void CleanUp() override { |
| 75 surface_ = NULL; | 77 surface_ = NULL; |
| 76 context_ = NULL; | 78 context_ = NULL; |
| 77 } | 79 } |
| 78 | 80 |
| 79 private: | 81 private: |
| 80 bool initialized_; | 82 bool initialized_; |
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| 117 initialized_ = true; | 119 initialized_ = true; |
| 118 caller_wait->Signal(); | 120 caller_wait->Signal(); |
| 119 } | 121 } |
| 120 | 122 |
| 121 DISALLOW_COPY_AND_ASSIGN(TransferThread); | 123 DISALLOW_COPY_AND_ASSIGN(TransferThread); |
| 122 }; | 124 }; |
| 123 | 125 |
| 124 base::LazyInstance<TransferThread>::Leaky | 126 base::LazyInstance<TransferThread>::Leaky |
| 125 g_transfer_thread = LAZY_INSTANCE_INITIALIZER; | 127 g_transfer_thread = LAZY_INSTANCE_INITIALIZER; |
| 126 | 128 |
| 127 base::MessageLoopProxy* transfer_message_loop_proxy() { | 129 base::SingleThreadTaskRunner* transfer_task_runner() { |
| 128 return g_transfer_thread.Pointer()->message_loop_proxy().get(); | 130 return g_transfer_thread.Pointer()->task_runner().get(); |
| 129 } | 131 } |
| 130 | 132 |
| 131 class PendingTask : public base::RefCountedThreadSafe<PendingTask> { | 133 class PendingTask : public base::RefCountedThreadSafe<PendingTask> { |
| 132 public: | 134 public: |
| 133 explicit PendingTask(const base::Closure& task) | 135 explicit PendingTask(const base::Closure& task) |
| 134 : task_(task), task_pending_(true, false) {} | 136 : task_(task), task_pending_(true, false) {} |
| 135 | 137 |
| 136 bool TryRun() { | 138 bool TryRun() { |
| 137 // This is meant to be called on the main thread where the texture | 139 // This is meant to be called on the main thread where the texture |
| 138 // is already bound. | 140 // is already bound. |
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| 240 const AsyncMemoryParams mem_params, | 242 const AsyncMemoryParams mem_params, |
| 241 scoped_refptr<AsyncPixelTransferUploadStats> texture_upload_stats, | 243 scoped_refptr<AsyncPixelTransferUploadStats> texture_upload_stats, |
| 242 const base::Closure& bind_callback) { | 244 const base::Closure& bind_callback) { |
| 243 TRACE_EVENT_SYNTHETIC_DELAY_BEGIN("gpu.AsyncTexImage"); | 245 TRACE_EVENT_SYNTHETIC_DELAY_BEGIN("gpu.AsyncTexImage"); |
| 244 pending_upload_task_ = new PendingTask(base::Bind( | 246 pending_upload_task_ = new PendingTask(base::Bind( |
| 245 &TransferStateInternal::PerformAsyncTexImage2D, | 247 &TransferStateInternal::PerformAsyncTexImage2D, |
| 246 this, | 248 this, |
| 247 tex_params, | 249 tex_params, |
| 248 mem_params, | 250 mem_params, |
| 249 texture_upload_stats)); | 251 texture_upload_stats)); |
| 250 transfer_message_loop_proxy()->PostTask( | 252 transfer_task_runner()->PostTask( |
| 251 FROM_HERE, | 253 FROM_HERE, base::Bind(&PendingTask::BindAndRun, pending_upload_task_, |
| 252 base::Bind( | 254 texture_id_)); |
| 253 &PendingTask::BindAndRun, pending_upload_task_, texture_id_)); | |
| 254 | 255 |
| 255 // Save the late bind callback, so we can notify the client when it is | 256 // Save the late bind callback, so we can notify the client when it is |
| 256 // bound. | 257 // bound. |
| 257 bind_callback_ = bind_callback; | 258 bind_callback_ = bind_callback; |
| 258 } | 259 } |
| 259 | 260 |
| 260 void ScheduleAsyncTexSubImage2D( | 261 void ScheduleAsyncTexSubImage2D( |
| 261 AsyncTexSubImage2DParams tex_params, | 262 AsyncTexSubImage2DParams tex_params, |
| 262 AsyncMemoryParams mem_params, | 263 AsyncMemoryParams mem_params, |
| 263 scoped_refptr<AsyncPixelTransferUploadStats> texture_upload_stats) { | 264 scoped_refptr<AsyncPixelTransferUploadStats> texture_upload_stats) { |
| 264 TRACE_EVENT_SYNTHETIC_DELAY_BEGIN("gpu.AsyncTexImage"); | 265 TRACE_EVENT_SYNTHETIC_DELAY_BEGIN("gpu.AsyncTexImage"); |
| 265 pending_upload_task_ = new PendingTask(base::Bind( | 266 pending_upload_task_ = new PendingTask(base::Bind( |
| 266 &TransferStateInternal::PerformAsyncTexSubImage2D, | 267 &TransferStateInternal::PerformAsyncTexSubImage2D, |
| 267 this, | 268 this, |
| 268 tex_params, | 269 tex_params, |
| 269 mem_params, | 270 mem_params, |
| 270 texture_upload_stats)); | 271 texture_upload_stats)); |
| 271 transfer_message_loop_proxy()->PostTask( | 272 transfer_task_runner()->PostTask( |
| 272 FROM_HERE, | 273 FROM_HERE, base::Bind(&PendingTask::BindAndRun, pending_upload_task_, |
| 273 base::Bind( | 274 texture_id_)); |
| 274 &PendingTask::BindAndRun, pending_upload_task_, texture_id_)); | |
| 275 } | 275 } |
| 276 | 276 |
| 277 private: | 277 private: |
| 278 friend class base::RefCountedThreadSafe<TransferStateInternal>; | 278 friend class base::RefCountedThreadSafe<TransferStateInternal>; |
| 279 | 279 |
| 280 virtual ~TransferStateInternal() { | 280 virtual ~TransferStateInternal() { |
| 281 } | 281 } |
| 282 | 282 |
| 283 void PerformAsyncTexImage2D( | 283 void PerformAsyncTexImage2D( |
| 284 AsyncTexImage2DParams tex_params, | 284 AsyncTexImage2DParams tex_params, |
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| 499 | 499 |
| 500 shared_state_.pending_allocations.pop_front(); | 500 shared_state_.pending_allocations.pop_front(); |
| 501 } | 501 } |
| 502 } | 502 } |
| 503 | 503 |
| 504 void AsyncPixelTransferManagerShareGroup::AsyncNotifyCompletion( | 504 void AsyncPixelTransferManagerShareGroup::AsyncNotifyCompletion( |
| 505 const AsyncMemoryParams& mem_params, | 505 const AsyncMemoryParams& mem_params, |
| 506 AsyncPixelTransferCompletionObserver* observer) { | 506 AsyncPixelTransferCompletionObserver* observer) { |
| 507 // Post a PerformNotifyCompletion task to the upload thread. This task | 507 // Post a PerformNotifyCompletion task to the upload thread. This task |
| 508 // will run after all async transfers are complete. | 508 // will run after all async transfers are complete. |
| 509 transfer_message_loop_proxy()->PostTask( | 509 transfer_task_runner()->PostTask( |
| 510 FROM_HERE, | 510 FROM_HERE, base::Bind(&PerformNotifyCompletion, mem_params, |
| 511 base::Bind(&PerformNotifyCompletion, | 511 make_scoped_refptr(observer))); |
| 512 mem_params, | |
| 513 make_scoped_refptr(observer))); | |
| 514 } | 512 } |
| 515 | 513 |
| 516 uint32 AsyncPixelTransferManagerShareGroup::GetTextureUploadCount() { | 514 uint32 AsyncPixelTransferManagerShareGroup::GetTextureUploadCount() { |
| 517 return shared_state_.texture_upload_stats->GetStats(NULL); | 515 return shared_state_.texture_upload_stats->GetStats(NULL); |
| 518 } | 516 } |
| 519 | 517 |
| 520 base::TimeDelta | 518 base::TimeDelta |
| 521 AsyncPixelTransferManagerShareGroup::GetTotalTextureUploadTime() { | 519 AsyncPixelTransferManagerShareGroup::GetTotalTextureUploadTime() { |
| 522 base::TimeDelta total_texture_upload_time; | 520 base::TimeDelta total_texture_upload_time; |
| 523 shared_state_.texture_upload_stats->GetStats(&total_texture_upload_time); | 521 shared_state_.texture_upload_stats->GetStats(&total_texture_upload_time); |
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| 543 | 541 |
| 544 AsyncPixelTransferDelegate* | 542 AsyncPixelTransferDelegate* |
| 545 AsyncPixelTransferManagerShareGroup::CreatePixelTransferDelegateImpl( | 543 AsyncPixelTransferManagerShareGroup::CreatePixelTransferDelegateImpl( |
| 546 gles2::TextureRef* ref, | 544 gles2::TextureRef* ref, |
| 547 const AsyncTexImage2DParams& define_params) { | 545 const AsyncTexImage2DParams& define_params) { |
| 548 return new AsyncPixelTransferDelegateShareGroup( | 546 return new AsyncPixelTransferDelegateShareGroup( |
| 549 &shared_state_, ref->service_id(), define_params); | 547 &shared_state_, ref->service_id(), define_params); |
| 550 } | 548 } |
| 551 | 549 |
| 552 } // namespace gpu | 550 } // namespace gpu |
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