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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/test/begin_frame_args_test.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "cc/trees/layer_tree_impl.h"
namespace cc {
FakeLayerTreeHostImpl::FakeLayerTreeHostImpl(Proxy* proxy,
SharedBitmapManager* manager,
TaskGraphRunner* task_graph_runner)
: LayerTreeHostImpl(LayerTreeSettings(),
&client_,
proxy,
&stats_instrumentation_,
manager,
NULL,
task_graph_runner,
0) {
// Explicitly clear all debug settings.
SetDebugState(LayerTreeDebugState());
SetViewportSize(gfx::Size(100, 100));
// Start an impl frame so tests have a valid frame_time to work with.
base::TimeTicks time_ticks = base::TimeTicks::FromInternalValue(1);
WillBeginImplFrame(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
}
FakeLayerTreeHostImpl::FakeLayerTreeHostImpl(const LayerTreeSettings& settings,
Proxy* proxy,
SharedBitmapManager* manager,
TaskGraphRunner* task_graph_runner)
: LayerTreeHostImpl(settings,
&client_,
proxy,
&stats_instrumentation_,
manager,
NULL,
task_graph_runner,
0) {
// Explicitly clear all debug settings.
SetDebugState(LayerTreeDebugState());
// Start an impl frame so tests have a valid frame_time to work with.
base::TimeTicks time_ticks = base::TimeTicks::FromInternalValue(1);
WillBeginImplFrame(
CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
}
FakeLayerTreeHostImpl::~FakeLayerTreeHostImpl() {}
void FakeLayerTreeHostImpl::CreatePendingTree() {
LayerTreeHostImpl::CreatePendingTree();
float arbitrary_large_page_scale = 100000.f;
pending_tree()->PushPageScaleFromMainThread(
1.f, 1.f / arbitrary_large_page_scale, arbitrary_large_page_scale);
}
BeginFrameArgs FakeLayerTreeHostImpl::CurrentBeginFrameArgs() const {
return current_begin_frame_tracker_.DangerousMethodCurrentOrLast();
}
void FakeLayerTreeHostImpl::AdvanceToNextFrame(base::TimeDelta advance_by) {
BeginFrameArgs next_begin_frame_args = current_begin_frame_tracker_.Current();
next_begin_frame_args.frame_time += advance_by;
DidFinishImplFrame();
WillBeginImplFrame(next_begin_frame_args);
}
int FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(LayerImpl* layer) {
int num_children_that_draw_content = 0;
for (size_t i = 0; i < layer->children().size(); ++i) {
num_children_that_draw_content +=
RecursiveUpdateNumChildren(layer->children()[i]);
}
if (layer->DrawsContent() && layer->HasDelegatedContent())
num_children_that_draw_content += 1000;
layer->SetNumDescendantsThatDrawContent(num_children_that_draw_content);
return num_children_that_draw_content + (layer->DrawsContent() ? 1 : 0);
}
void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawPropertiesForActiveTree() {
UpdateNumChildrenAndDrawProperties(active_tree());
}
void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawProperties(
LayerTreeImpl* layerTree) {
RecursiveUpdateNumChildren(layerTree->root_layer());
bool update_lcd_text = false;
layerTree->UpdateDrawProperties(update_lcd_text);
}
} // namespace cc
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