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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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 "cc/scheduler/rate_limiter.h" | 5 #include "cc/scheduler/rate_limiter.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/debug/trace_event.h" | 8 #include "base/debug/trace_event.h" |
| 9 #include "base/location.h" | 9 #include "base/location.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/single_thread_task_runner.h" | 11 #include "base/single_thread_task_runner.h" |
| 12 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h" | 12 #include "cc/layers/texture_layer_client.h" |
| 13 | 13 |
| 14 namespace cc { | 14 namespace cc { |
| 15 | 15 |
| 16 scoped_refptr<RateLimiter> RateLimiter::Create( | 16 scoped_refptr<RateLimiter> RateLimiter::Create( |
| 17 WebKit::WebGraphicsContext3D* context, | 17 TextureLayerClient* texture_layer_client, |
| 18 RateLimiterClient* client, | 18 RateLimiterClient* client, |
| 19 base::SingleThreadTaskRunner* task_runner) { | 19 base::SingleThreadTaskRunner* task_runner) { |
| 20 return make_scoped_refptr(new RateLimiter(context, client, task_runner)); | 20 return make_scoped_refptr( |
| 21 new RateLimiter(texture_layer_client, client, task_runner)); |
| 21 } | 22 } |
| 22 | 23 |
| 23 RateLimiter::RateLimiter(WebKit::WebGraphicsContext3D* context, | 24 RateLimiter::RateLimiter(TextureLayerClient* texture_layer_client, |
| 24 RateLimiterClient* client, | 25 RateLimiterClient* client, |
| 25 base::SingleThreadTaskRunner* task_runner) | 26 base::SingleThreadTaskRunner* task_runner) |
| 26 : context_(context), | 27 : texture_layer_client_(texture_layer_client), |
| 27 active_(false), | 28 active_(false), |
| 28 client_(client), | 29 client_(client), |
| 29 task_runner_(task_runner) { | 30 task_runner_(task_runner) { |
| 30 DCHECK(context); | 31 DCHECK(texture_layer_client); |
| 31 } | 32 } |
| 32 | 33 |
| 33 RateLimiter::~RateLimiter() {} | 34 RateLimiter::~RateLimiter() {} |
| 34 | 35 |
| 35 void RateLimiter::Start() { | 36 void RateLimiter::Start() { |
| 36 if (active_) | 37 if (active_) |
| 37 return; | 38 return; |
| 38 | 39 |
| 39 TRACE_EVENT0("cc", "RateLimiter::Start"); | 40 TRACE_EVENT0("cc", "RateLimiter::Start"); |
| 40 active_ = true; | 41 active_ = true; |
| 41 task_runner_->PostTask(FROM_HERE, | 42 task_runner_->PostTask(FROM_HERE, |
| 42 base::Bind(&RateLimiter::RateLimitContext, this)); | 43 base::Bind(&RateLimiter::RateLimitContext, this)); |
| 43 } | 44 } |
| 44 | 45 |
| 45 void RateLimiter::Stop() { | 46 void RateLimiter::Stop() { |
| 46 TRACE_EVENT0("cc", "RateLimiter::Stop"); | 47 TRACE_EVENT0("cc", "RateLimiter::Stop"); |
| 47 client_ = NULL; | 48 client_ = NULL; |
| 48 } | 49 } |
| 49 | 50 |
| 50 void RateLimiter::RateLimitContext() { | 51 void RateLimiter::RateLimitContext() { |
| 51 if (!client_) | 52 if (!client_) |
| 52 return; | 53 return; |
| 53 | 54 |
| 54 TRACE_EVENT0("cc", "RateLimiter::RateLimitContext"); | 55 TRACE_EVENT0("cc", "RateLimiter::RateLimitContext"); |
| 55 | 56 |
| 56 active_ = false; | 57 active_ = false; |
| 57 client_->RateLimit(); | 58 client_->RateLimit(); |
| 58 context_->rateLimitOffscreenContextCHROMIUM(); | 59 texture_layer_client_->RateLimitContext(); |
| 59 } | 60 } |
| 60 | 61 |
| 61 } // namespace cc | 62 } // namespace cc |
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