| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_RASTER_RASTER_QUERY_QUEUE_H_ |
| #define CC_RASTER_RASTER_QUERY_QUEUE_H_ |
| |
| #include "base/containers/circular_deque.h" |
| #include "base/memory/raw_ptr.h" |
| #include "base/synchronization/lock.h" |
| #include "base/thread_annotations.h" |
| #include "base/time/time.h" |
| #include "cc/cc_export.h" |
| #include "third_party/khronos/GLES2/gl2.h" |
| |
| namespace viz { |
| class RasterContextProvider; |
| } // namespace viz |
| |
| namespace cc { |
| |
| struct CC_EXPORT RasterQuery { |
| RasterQuery(); |
| ~RasterQuery(); |
| |
| // The id for querying the duration in executing the GPU side work. |
| GLuint raster_duration_query_id = 0u; |
| |
| // The duration for executing the work on the raster worker thread. |
| base::TimeDelta worker_raster_duration; |
| |
| // The id for querying the time at which we're about to start issuing raster |
| // work to the driver. |
| GLuint raster_start_query_id = 0u; |
| |
| // The time at which the raster buffer was created. |
| base::TimeTicks raster_buffer_creation_time; |
| |
| // Whether the raster work depends on candidates for hardware accelerated |
| // JPEG or WebP decodes. |
| bool depends_on_hardware_accelerated_jpeg_candidates = false; |
| bool depends_on_hardware_accelerated_webp_candidates = false; |
| }; |
| |
| class CC_EXPORT RasterQueryQueue { |
| public: |
| explicit RasterQueryQueue( |
| viz::RasterContextProvider* const worker_context_provider); |
| virtual ~RasterQueryQueue(); |
| |
| // These functions should never be called with the raster context lock |
| // acquired. |
| void Append(RasterQuery raster_query); |
| // This function is only virtual for testing purposes. |
| virtual bool CheckRasterFinishedQueries(); |
| |
| private: |
| const raw_ptr<viz::RasterContextProvider> worker_context_provider_; |
| |
| // Note that this lock should never be acquired while holding the raster |
| // context lock. |
| base::Lock pending_raster_queries_lock_; |
| base::circular_deque<RasterQuery> pending_raster_queries_ |
| GUARDED_BY(pending_raster_queries_lock_); |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_RASTER_RASTER_QUERY_QUEUE_H_ |