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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #if defined(ENABLE_GPU) | 5 #if defined(ENABLE_GPU) |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
| 9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
| 10 #include "base/debug/trace_event.h" | 10 #include "base/debug/trace_event.h" |
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| 30 #include "ui/gl/gl_switches.h" | 30 #include "ui/gl/gl_switches.h" |
| 31 | 31 |
| 32 #if defined(OS_WIN) | 32 #if defined(OS_WIN) |
| 33 #include "content/public/common/sandbox_init.h" | 33 #include "content/public/common/sandbox_init.h" |
| 34 #endif | 34 #endif |
| 35 | 35 |
| 36 #if defined(OS_ANDROID) | 36 #if defined(OS_ANDROID) |
| 37 #include "content/common/gpu/stream_texture_manager_android.h" | 37 #include "content/common/gpu/stream_texture_manager_android.h" |
| 38 #endif | 38 #endif |
| 39 | 39 |
| 40 namespace content { |
| 40 namespace { | 41 namespace { |
| 41 | 42 |
| 42 // The GpuCommandBufferMemoryTracker class provides a bridge between the | 43 // The GpuCommandBufferMemoryTracker class provides a bridge between the |
| 43 // ContextGroup's memory type managers and the GpuMemoryManager class. | 44 // ContextGroup's memory type managers and the GpuMemoryManager class. |
| 44 class GpuCommandBufferMemoryTracker : public gpu::gles2::MemoryTracker { | 45 class GpuCommandBufferMemoryTracker : public gpu::gles2::MemoryTracker { |
| 45 public: | 46 public: |
| 46 GpuCommandBufferMemoryTracker(GpuChannel* channel) { | 47 GpuCommandBufferMemoryTracker(GpuChannel* channel) { |
| 47 gpu_memory_manager_tracking_group_ = new GpuMemoryTrackingGroup( | 48 gpu_memory_manager_tracking_group_ = new GpuMemoryTrackingGroup( |
| 48 channel->renderer_pid(), | 49 channel->renderer_pid(), |
| 49 channel->gpu_channel_manager()->gpu_memory_manager()); | 50 channel->gpu_channel_manager()->gpu_memory_manager()); |
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| 68 void FastSetActiveURL(const GURL& url, size_t url_hash) { | 69 void FastSetActiveURL(const GURL& url, size_t url_hash) { |
| 69 // Leave the previously set URL in the empty case -- empty URLs are given by | 70 // Leave the previously set URL in the empty case -- empty URLs are given by |
| 70 // WebKitPlatformSupportImpl::createOffscreenGraphicsContext3D. Hopefully the | 71 // WebKitPlatformSupportImpl::createOffscreenGraphicsContext3D. Hopefully the |
| 71 // onscreen context URL was set previously and will show up even when a crash | 72 // onscreen context URL was set previously and will show up even when a crash |
| 72 // occurs during offscreen command processing. | 73 // occurs during offscreen command processing. |
| 73 if (url.is_empty()) | 74 if (url.is_empty()) |
| 74 return; | 75 return; |
| 75 static size_t g_last_url_hash = 0; | 76 static size_t g_last_url_hash = 0; |
| 76 if (url_hash != g_last_url_hash) { | 77 if (url_hash != g_last_url_hash) { |
| 77 g_last_url_hash = url_hash; | 78 g_last_url_hash = url_hash; |
| 78 content::GetContentClient()->SetActiveURL(url); | 79 GetContentClient()->SetActiveURL(url); |
| 79 } | 80 } |
| 80 } | 81 } |
| 81 | 82 |
| 82 // The first time polling a fence, delay some extra time to allow other | 83 // The first time polling a fence, delay some extra time to allow other |
| 83 // stubs to process some work, or else the timing of the fences could | 84 // stubs to process some work, or else the timing of the fences could |
| 84 // allow a pattern of alternating fast and slow frames to occur. | 85 // allow a pattern of alternating fast and slow frames to occur. |
| 85 const int64 kHandleMoreWorkPeriodMs = 2; | 86 const int64 kHandleMoreWorkPeriodMs = 2; |
| 86 const int64 kHandleMoreWorkPeriodBusyMs = 1; | 87 const int64 kHandleMoreWorkPeriodBusyMs = 1; |
| 87 | 88 |
| 88 } // namespace | 89 } // namespace |
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| 638 IPC::Message* reply_message) { | 639 IPC::Message* reply_message) { |
| 639 TRACE_EVENT0("gpu", "GpuCommandBufferStub::OnGetTransferBuffer"); | 640 TRACE_EVENT0("gpu", "GpuCommandBufferStub::OnGetTransferBuffer"); |
| 640 if (command_buffer_.get()) { | 641 if (command_buffer_.get()) { |
| 641 base::SharedMemoryHandle transfer_buffer = base::SharedMemoryHandle(); | 642 base::SharedMemoryHandle transfer_buffer = base::SharedMemoryHandle(); |
| 642 uint32 size = 0; | 643 uint32 size = 0; |
| 643 | 644 |
| 644 gpu::Buffer buffer = command_buffer_->GetTransferBuffer(id); | 645 gpu::Buffer buffer = command_buffer_->GetTransferBuffer(id); |
| 645 if (buffer.shared_memory) { | 646 if (buffer.shared_memory) { |
| 646 #if defined(OS_WIN) | 647 #if defined(OS_WIN) |
| 647 transfer_buffer = NULL; | 648 transfer_buffer = NULL; |
| 648 content::BrokerDuplicateHandle(buffer.shared_memory->handle(), | 649 BrokerDuplicateHandle(buffer.shared_memory->handle(), |
| 649 channel_->renderer_pid(), &transfer_buffer, FILE_MAP_READ | | 650 channel_->renderer_pid(), &transfer_buffer, FILE_MAP_READ | |
| 650 FILE_MAP_WRITE, 0); | 651 FILE_MAP_WRITE, 0); |
| 651 DCHECK(transfer_buffer != NULL); | 652 DCHECK(transfer_buffer != NULL); |
| 652 #else | 653 #else |
| 653 buffer.shared_memory->ShareToProcess(channel_->renderer_pid(), | 654 buffer.shared_memory->ShareToProcess(channel_->renderer_pid(), |
| 654 &transfer_buffer); | 655 &transfer_buffer); |
| 655 #endif | 656 #endif |
| 656 size = buffer.size; | 657 size = buffer.size; |
| 657 } | 658 } |
| 658 | 659 |
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| 837 void GpuCommandBufferStub::SetMemoryAllocation( | 838 void GpuCommandBufferStub::SetMemoryAllocation( |
| 838 const GpuMemoryAllocation& allocation) { | 839 const GpuMemoryAllocation& allocation) { |
| 839 Send(new GpuCommandBufferMsg_SetMemoryAllocation(route_id_, allocation)); | 840 Send(new GpuCommandBufferMsg_SetMemoryAllocation(route_id_, allocation)); |
| 840 // This can be called outside of OnMessageReceived, so the context needs to be | 841 // This can be called outside of OnMessageReceived, so the context needs to be |
| 841 // made current before calling methods on the surface. | 842 // made current before calling methods on the surface. |
| 842 if (!surface_ || !MakeCurrent()) | 843 if (!surface_ || !MakeCurrent()) |
| 843 return; | 844 return; |
| 844 surface_->SetFrontbufferAllocation(allocation.suggest_have_frontbuffer); | 845 surface_->SetFrontbufferAllocation(allocation.suggest_have_frontbuffer); |
| 845 } | 846 } |
| 846 | 847 |
| 848 } // namespace content |
| 849 |
| 847 #endif // defined(ENABLE_GPU) | 850 #endif // defined(ENABLE_GPU) |
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