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Unified Diff: cc/raster/zero_copy_tile_task_worker_pool.cc

Issue 1910213005: cc: Refactor TileTaskWorkerPool. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@task_states
Patch Set: feedback Created 4 years, 8 months ago
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Index: cc/raster/zero_copy_tile_task_worker_pool.cc
diff --git a/cc/raster/zero_copy_tile_task_worker_pool.cc b/cc/raster/zero_copy_tile_task_worker_pool.cc
deleted file mode 100644
index e423450baf3e1ddc8cb21211a899b0263429837d..0000000000000000000000000000000000000000
--- a/cc/raster/zero_copy_tile_task_worker_pool.cc
+++ /dev/null
@@ -1,157 +0,0 @@
-// Copyright 2013 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.
-
-#include "cc/raster/zero_copy_tile_task_worker_pool.h"
-
-#include <stdint.h>
-
-#include <algorithm>
-
-#include "base/macros.h"
-#include "base/memory/ptr_util.h"
-#include "base/strings/stringprintf.h"
-#include "base/trace_event/trace_event.h"
-#include "base/trace_event/trace_event_argument.h"
-#include "cc/debug/traced_value.h"
-#include "cc/resources/platform_color.h"
-#include "cc/resources/resource.h"
-#include "ui/gfx/buffer_format_util.h"
-#include "ui/gfx/gpu_memory_buffer.h"
-
-namespace cc {
-namespace {
-
-class RasterBufferImpl : public RasterBuffer {
- public:
- RasterBufferImpl(ResourceProvider* resource_provider,
- const Resource* resource)
- : lock_(resource_provider, resource->id()), resource_(resource) {}
-
- // Overridden from RasterBuffer:
- void Playback(
- const RasterSource* raster_source,
- const gfx::Rect& raster_full_rect,
- const gfx::Rect& raster_dirty_rect,
- uint64_t new_content_id,
- float scale,
- const RasterSource::PlaybackSettings& playback_settings) override {
- gfx::GpuMemoryBuffer* buffer = lock_.GetGpuMemoryBuffer();
- if (!buffer)
- return;
-
- DCHECK_EQ(1u, gfx::NumberOfPlanesForBufferFormat(buffer->GetFormat()));
- bool rv = buffer->Map();
- DCHECK(rv);
- DCHECK(buffer->memory(0));
- // TileTaskWorkerPool::PlaybackToMemory only supports unsigned strides.
- DCHECK_GE(buffer->stride(0), 0);
-
- // TODO(danakj): Implement partial raster with raster_dirty_rect.
- TileTaskWorkerPool::PlaybackToMemory(
- buffer->memory(0), resource_->format(), resource_->size(),
- buffer->stride(0), raster_source, raster_full_rect, raster_full_rect,
- scale, playback_settings);
- buffer->Unmap();
- }
-
- private:
- ResourceProvider::ScopedWriteLockGpuMemoryBuffer lock_;
- const Resource* resource_;
-
- DISALLOW_COPY_AND_ASSIGN(RasterBufferImpl);
-};
-
-} // namespace
-
-// static
-std::unique_ptr<TileTaskWorkerPool> ZeroCopyTileTaskWorkerPool::Create(
- base::SequencedTaskRunner* task_runner,
- TaskGraphRunner* task_graph_runner,
- ResourceProvider* resource_provider,
- ResourceFormat preferred_tile_format) {
- return base::WrapUnique<TileTaskWorkerPool>(
- new ZeroCopyTileTaskWorkerPool(task_runner, task_graph_runner,
- resource_provider, preferred_tile_format));
-}
-
-ZeroCopyTileTaskWorkerPool::ZeroCopyTileTaskWorkerPool(
- base::SequencedTaskRunner* task_runner,
- TaskGraphRunner* task_graph_runner,
- ResourceProvider* resource_provider,
- ResourceFormat preferred_tile_format)
- : task_runner_(task_runner),
- task_graph_runner_(task_graph_runner),
- namespace_token_(task_graph_runner->GetNamespaceToken()),
- resource_provider_(resource_provider),
- preferred_tile_format_(preferred_tile_format) {}
-
-ZeroCopyTileTaskWorkerPool::~ZeroCopyTileTaskWorkerPool() {
-}
-
-void ZeroCopyTileTaskWorkerPool::Shutdown() {
- TRACE_EVENT0("cc", "ZeroCopyTileTaskWorkerPool::Shutdown");
-
- TaskGraph empty;
- task_graph_runner_->ScheduleTasks(namespace_token_, &empty);
- task_graph_runner_->WaitForTasksToFinishRunning(namespace_token_);
-}
-
-void ZeroCopyTileTaskWorkerPool::ScheduleTasks(TaskGraph* graph) {
- TRACE_EVENT0("cc", "ZeroCopyTileTaskWorkerPool::ScheduleTasks");
-
- ScheduleTasksOnOriginThread(this, graph);
- task_graph_runner_->ScheduleTasks(namespace_token_, graph);
-}
-
-void ZeroCopyTileTaskWorkerPool::CheckForCompletedTasks() {
- TRACE_EVENT0("cc", "ZeroCopyTileTaskWorkerPool::CheckForCompletedTasks");
-
- task_graph_runner_->CollectCompletedTasks(namespace_token_,
- &completed_tasks_);
- for (Task::Vector::const_iterator it = completed_tasks_.begin();
- it != completed_tasks_.end(); ++it) {
- TileTask* task = static_cast<TileTask*>(it->get());
-
- task->WillComplete();
- task->CompleteOnOriginThread(this);
- task->DidComplete();
- }
- completed_tasks_.clear();
-}
-
-ResourceFormat ZeroCopyTileTaskWorkerPool::GetResourceFormat(
- bool must_support_alpha) const {
- if (resource_provider_->IsResourceFormatSupported(preferred_tile_format_) &&
- (DoesResourceFormatSupportAlpha(preferred_tile_format_) ||
- !must_support_alpha)) {
- return preferred_tile_format_;
- }
-
- return resource_provider_->best_texture_format();
-}
-
-bool ZeroCopyTileTaskWorkerPool::GetResourceRequiresSwizzle(
- bool must_support_alpha) const {
- return ResourceFormatRequiresSwizzle(GetResourceFormat(must_support_alpha));
-}
-
-RasterBufferProvider* ZeroCopyTileTaskWorkerPool::AsRasterBufferProvider() {
- return this;
-}
-
-std::unique_ptr<RasterBuffer>
-ZeroCopyTileTaskWorkerPool::AcquireBufferForRaster(
- const Resource* resource,
- uint64_t resource_content_id,
- uint64_t previous_content_id) {
- return base::WrapUnique<RasterBuffer>(
- new RasterBufferImpl(resource_provider_, resource));
-}
-
-void ZeroCopyTileTaskWorkerPool::ReleaseBufferForRaster(
- std::unique_ptr<RasterBuffer> buffer) {
- // Nothing to do here. RasterBufferImpl destructor cleans up after itself.
-}
-
-} // namespace cc
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