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// Copyright 2012 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/resources/tile.h"
#include "cc/base/math_util.h"
#include "cc/debug/traced_value.h"
#include "cc/resources/tile_manager.h"
#include "third_party/khronos/GLES2/gl2.h"
namespace cc {
Tile::Id Tile::s_next_id_ = 0;
Tile::Tile(TileManager* tile_manager,
PicturePileImpl* picture_pile,
gfx::Size tile_size,
gfx::Rect content_rect,
gfx::Rect opaque_rect,
float contents_scale,
int layer_id,
int source_frame_number,
int flags)
: RefCountedManaged<Tile>(tile_manager),
tile_manager_(tile_manager),
tile_size_(tile_size),
content_rect_(content_rect),
contents_scale_(contents_scale),
opaque_rect_(opaque_rect),
layer_id_(layer_id),
source_frame_number_(source_frame_number),
flags_(flags),
required_for_activation_(false),
is_visible_(false),
id_(s_next_id_++) {
set_picture_pile(picture_pile);
}
Tile::~Tile() {
TRACE_EVENT_OBJECT_DELETED_WITH_ID(
TRACE_DISABLED_BY_DEFAULT("cc.debug"),
"cc::Tile", this);
}
void Tile::MarkRequiredForActivation() {
if (required_for_activation_)
return;
required_for_activation_ = true;
tile_manager_->DidChangeTilePriority(this);
}
scoped_ptr<base::Value> Tile::AsValue() const {
scoped_ptr<base::DictionaryValue> res(new base::DictionaryValue());
TracedValue::MakeDictIntoImplicitSnapshotWithCategory(
TRACE_DISABLED_BY_DEFAULT("cc.debug"), res.get(), "cc::Tile", this);
res->Set("picture_pile",
TracedValue::CreateIDRef(picture_pile_.get()).release());
res->SetDouble("contents_scale", contents_scale_);
res->Set("content_rect", MathUtil::AsValue(content_rect_).release());
res->SetInteger("layer_id", layer_id_);
res->Set("managed_state", managed_state_.AsValue().release());
res->SetBoolean("can_use_lcd_text", can_use_lcd_text());
res->SetBoolean("use_gpu_rasterization", use_gpu_rasterization());
res->SetBoolean("required_for_activation", required_for_activation_);
return res.PassAs<base::Value>();
}
size_t Tile::GPUMemoryUsageInBytes() const {
size_t total_size = 0;
for (int mode = 0; mode < NUM_RASTER_MODES; ++mode)
total_size += managed_state_.tile_versions[mode].GPUMemoryUsageInBytes();
return total_size;
}
} // namespace cc
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