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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 "cc/resources/texture_uploader.h" | 5 #include "cc/resources/texture_uploader.h" |
| 6 | 6 |
| 7 #include <algorithm> | 7 #include <algorithm> |
| 8 #include <vector> | 8 #include <vector> |
| 9 | 9 |
| 10 #include "base/debug/trace_event.h" | 10 #include "base/debug/trace_event.h" |
| 11 #include "base/metrics/histogram.h" | 11 #include "base/metrics/histogram.h" |
| 12 #include "cc/base/util.h" | 12 #include "cc/base/util.h" |
| 13 #include "cc/resources/prioritized_resource.h" | 13 #include "cc/resources/prioritized_resource.h" |
| 14 #include "cc/resources/resource.h" | 14 #include "cc/resources/resource.h" |
| 15 #include "gpu/GLES2/gl2extchromium.h" | 15 #include "gpu/GLES2/gl2extchromium.h" |
| 16 #include "gpu/command_buffer/client/gles2_interface.h" | 16 #include "gpu/command_buffer/client/gles2_interface.h" |
| 17 #include "third_party/khronos/GLES2/gl2.h" | 17 #include "third_party/khronos/GLES2/gl2.h" |
| 18 #include "third_party/khronos/GLES2/gl2ext.h" | 18 #include "third_party/khronos/GLES2/gl2ext.h" |
| 19 #include "ui/gfx/geometry/vector2d.h" |
| 19 #include "ui/gfx/rect.h" | 20 #include "ui/gfx/rect.h" |
| 20 #include "ui/gfx/vector2d.h" | |
| 21 | 21 |
| 22 using gpu::gles2::GLES2Interface; | 22 using gpu::gles2::GLES2Interface; |
| 23 | 23 |
| 24 namespace { | 24 namespace { |
| 25 | 25 |
| 26 // How many previous uploads to use when predicting future throughput. | 26 // How many previous uploads to use when predicting future throughput. |
| 27 static const size_t kUploadHistorySizeMax = 1000; | 27 static const size_t kUploadHistorySizeMax = 1000; |
| 28 static const size_t kUploadHistorySizeInitial = 100; | 28 static const size_t kUploadHistorySizeInitial = 100; |
| 29 | 29 |
| 30 // Global estimated number of textures per second to maintain estimates across | 30 // Global estimated number of textures per second to maintain estimates across |
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| 324 textures_per_second_history_.erase(textures_per_second_history_.begin()); | 324 textures_per_second_history_.erase(textures_per_second_history_.begin()); |
| 325 textures_per_second_history_.erase(--textures_per_second_history_.end()); | 325 textures_per_second_history_.erase(--textures_per_second_history_.end()); |
| 326 } | 326 } |
| 327 textures_per_second_history_.insert(textures_per_second); | 327 textures_per_second_history_.insert(textures_per_second); |
| 328 | 328 |
| 329 available_queries_.push_back(pending_queries_.take_front()); | 329 available_queries_.push_back(pending_queries_.take_front()); |
| 330 } | 330 } |
| 331 } | 331 } |
| 332 | 332 |
| 333 } // namespace cc | 333 } // namespace cc |
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