blob: 5f229619b5ddfdcf8b8cea2561e0ca78a6b35b6b [file] [log] [blame]
// 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 <stddef.h>
#include "cc/raster/tile_task_runner.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
namespace base {
class SequencedTaskRunner;
namespace cc {
class DisplayListRasterSource;
class RenderingStatsInstrumentation;
class CC_EXPORT TileTaskWorkerPool {
virtual ~TileTaskWorkerPool();
// Utility function that can be used to call ::ScheduleOnOriginThread() for
// each task in |graph|.
static void ScheduleTasksOnOriginThread(TileTaskClient* client,
TaskGraph* graph);
// Utility function that will create a temporary bitmap and copy pixels to
// |memory| when necessary. The |canvas_bitmap_rect| is the rect of the bitmap
// being played back in the pixel space of the source, ie a rect in the source
// that will cover the resulting |memory|. The |canvas_playback_rect| can be a
// smaller contained rect inside the |canvas_bitmap_rect| if the |memory| is
// already partially complete, and only the subrect needs to be played back.
static void PlaybackToMemory(void* memory,
ResourceFormat format,
const gfx::Size& size,
size_t stride,
const DisplayListRasterSource* raster_source,
const gfx::Rect& canvas_bitmap_rect,
const gfx::Rect& canvas_playback_rect,
float scale,
bool include_images);
// Type-checking downcast routine.
virtual TileTaskRunner* AsTileTaskRunner() = 0;
} // namespace cc