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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "platform/scheduler/renderer/renderer_scheduler_impl.h" | 5 #include "platform/scheduler/renderer/renderer_scheduler_impl.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/debug/stack_trace.h" | 8 #include "base/debug/stack_trace.h" |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/memory/ptr_util.h" | 10 #include "base/memory/ptr_util.h" |
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1043 case UseCase::TOUCHSTART: | 1043 case UseCase::TOUCHSTART: |
1044 new_policy.rail_mode = v8::PERFORMANCE_RESPONSE; | 1044 new_policy.rail_mode = v8::PERFORMANCE_RESPONSE; |
1045 new_policy.compositor_queue_policy.priority = TaskQueue::HIGH_PRIORITY; | 1045 new_policy.compositor_queue_policy.priority = TaskQueue::HIGH_PRIORITY; |
1046 new_policy.loading_queue_policy.is_enabled = false; | 1046 new_policy.loading_queue_policy.is_enabled = false; |
1047 new_policy.timer_queue_policy.is_enabled = false; | 1047 new_policy.timer_queue_policy.is_enabled = false; |
1048 // NOTE this is a nop due to the above. | 1048 // NOTE this is a nop due to the above. |
1049 expensive_task_policy = ExpensiveTaskPolicy::BLOCK; | 1049 expensive_task_policy = ExpensiveTaskPolicy::BLOCK; |
1050 break; | 1050 break; |
1051 | 1051 |
1052 case UseCase::NONE: | 1052 case UseCase::NONE: |
| 1053 new_policy.compositor_queue_policy.priority = |
| 1054 main_thread_compositing_is_fast ? TaskQueue::HIGH_PRIORITY |
| 1055 : TaskQueue::NORMAL_PRIORITY; |
| 1056 |
1053 // It's only safe to block tasks that if we are expecting a compositor | 1057 // It's only safe to block tasks that if we are expecting a compositor |
1054 // driven gesture. | 1058 // driven gesture. |
1055 if (touchstart_expected_soon && | 1059 if (touchstart_expected_soon && |
1056 GetAnyThread().last_gesture_was_compositor_driven) { | 1060 GetAnyThread().last_gesture_was_compositor_driven) { |
1057 new_policy.rail_mode = v8::PERFORMANCE_RESPONSE; | 1061 new_policy.rail_mode = v8::PERFORMANCE_RESPONSE; |
1058 expensive_task_policy = ExpensiveTaskPolicy::BLOCK; | 1062 expensive_task_policy = ExpensiveTaskPolicy::BLOCK; |
1059 } | 1063 } |
1060 break; | 1064 break; |
1061 | 1065 |
1062 case UseCase::LOADING: | 1066 case UseCase::LOADING: |
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1943 case TimeDomainType::VIRTUAL: | 1947 case TimeDomainType::VIRTUAL: |
1944 return "virtual"; | 1948 return "virtual"; |
1945 default: | 1949 default: |
1946 NOTREACHED(); | 1950 NOTREACHED(); |
1947 return nullptr; | 1951 return nullptr; |
1948 } | 1952 } |
1949 } | 1953 } |
1950 | 1954 |
1951 } // namespace scheduler | 1955 } // namespace scheduler |
1952 } // namespace blink | 1956 } // namespace blink |
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