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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 #include "content/public/browser/compositor_util.h" | 5 #include "content/public/browser/compositor_util.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/metrics/field_trial.h" | 8 #include "base/metrics/field_trial.h" |
| 9 #include "content/public/browser/gpu_data_manager.h" | 9 #include "content/public/browser/gpu_data_manager.h" |
| 10 #include "content/public/common/content_constants.h" | 10 #include "content/public/common/content_constants.h" |
| 11 #include "content/public/common/content_switches.h" | 11 #include "content/public/common/content_switches.h" |
| 12 #include "content/public/common/gpu_feature_type.h" | 12 #include "gpu/config/gpu_feature_type.h" |
| 13 | 13 |
| 14 namespace content { | 14 namespace content { |
| 15 | 15 |
| 16 namespace { | 16 namespace { |
| 17 | 17 |
| 18 bool CanDoAcceleratedCompositing() { | 18 bool CanDoAcceleratedCompositing() { |
| 19 const GpuDataManager* manager = GpuDataManager::GetInstance(); | 19 const GpuDataManager* manager = GpuDataManager::GetInstance(); |
| 20 | 20 |
| 21 // Don't run the field trial if gpu access has been blocked or | 21 // Don't run the field trial if gpu access has been blocked or |
| 22 // accelerated compositing is blacklisted. | 22 // accelerated compositing is blacklisted. |
| 23 if (!manager->GpuAccessAllowed(NULL) || | 23 if (!manager->GpuAccessAllowed(NULL) || |
| 24 manager->IsFeatureBlacklisted(GPU_FEATURE_TYPE_ACCELERATED_COMPOSITING)) | 24 manager->IsFeatureBlacklisted( |
| 25 gpu::GPU_FEATURE_TYPE_ACCELERATED_COMPOSITING)) |
| 25 return false; | 26 return false; |
| 26 | 27 |
| 27 // Check for SwiftShader. | 28 // Check for SwiftShader. |
| 28 if (manager->ShouldUseSwiftShader()) | 29 if (manager->ShouldUseSwiftShader()) |
| 29 return false; | 30 return false; |
| 30 | 31 |
| 31 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); | 32 const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
| 32 if (command_line.HasSwitch(switches::kDisableAcceleratedCompositing)) | 33 if (command_line.HasSwitch(switches::kDisableAcceleratedCompositing)) |
| 33 return false; | 34 return false; |
| 34 | 35 |
| 35 return true; | 36 return true; |
| 36 } | 37 } |
| 37 | 38 |
| 38 bool IsForceCompositingModeBlacklisted() { | 39 bool IsForceCompositingModeBlacklisted() { |
| 39 return GpuDataManager::GetInstance()->IsFeatureBlacklisted( | 40 return GpuDataManager::GetInstance()->IsFeatureBlacklisted( |
| 40 GPU_FEATURE_TYPE_FORCE_COMPOSITING_MODE); | 41 gpu::GPU_FEATURE_TYPE_FORCE_COMPOSITING_MODE); |
| 41 } | 42 } |
| 42 | 43 |
| 43 } // namespace | 44 } // namespace |
| 44 | 45 |
| 45 bool IsThreadedCompositingEnabled() { | 46 bool IsThreadedCompositingEnabled() { |
| 46 #if defined(OS_WIN) && defined(USE_AURA) | 47 #if defined(OS_WIN) && defined(USE_AURA) |
| 47 // We always want compositing on Aura Windows. | 48 // We always want compositing on Aura Windows. |
| 48 return true; | 49 return true; |
| 49 #endif | 50 #endif |
| 50 | 51 |
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| 107 | 108 |
| 108 // Force compositing is enabled in both the force compositing | 109 // Force compositing is enabled in both the force compositing |
| 109 // and threaded compositing mode field trials. | 110 // and threaded compositing mode field trials. |
| 110 return trial && | 111 return trial && |
| 111 (trial->group_name() == | 112 (trial->group_name() == |
| 112 kGpuCompositingFieldTrialForceCompositingEnabledName || | 113 kGpuCompositingFieldTrialForceCompositingEnabledName || |
| 113 trial->group_name() == kGpuCompositingFieldTrialThreadEnabledName); | 114 trial->group_name() == kGpuCompositingFieldTrialThreadEnabledName); |
| 114 } | 115 } |
| 115 | 116 |
| 116 } // namespace content | 117 } // namespace content |
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