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// Copyright 2015 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/output/compositor_frame.h"
#include "cc/output/copy_output_result.h"
#include "cc/output/delegated_frame_data.h"
#include "cc/quads/render_pass.h"
#include "cc/resources/shared_bitmap_manager.h"
#include "cc/surfaces/display.h"
#include "cc/surfaces/display_client.h"
#include "cc/surfaces/surface.h"
#include "cc/surfaces/surface_factory.h"
#include "cc/surfaces/surface_factory_client.h"
#include "cc/surfaces/surface_id_allocator.h"
#include "cc/surfaces/surface_manager.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/test_shared_bitmap_manager.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
class EmptySurfaceFactoryClient : public SurfaceFactoryClient {
public:
void ReturnResources(const ReturnedResourceArray& resources) override {}
};
class DisplayTest : public testing::Test {
public:
DisplayTest() : factory_(&manager_, &empty_client_) {}
void SetUp() override {
output_surface_ = FakeOutputSurface::CreateSoftware(
make_scoped_ptr(new SoftwareOutputDevice));
shared_bitmap_manager_.reset(new TestSharedBitmapManager);
output_surface_ptr_ = output_surface_.get();
}
protected:
void SubmitFrame(RenderPassList* pass_list, SurfaceId surface_id) {
scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
pass_list->swap(frame_data->render_pass_list);
scoped_ptr<CompositorFrame> frame(new CompositorFrame);
frame->delegated_frame_data = frame_data.Pass();
factory_.SubmitFrame(surface_id, frame.Pass(),
SurfaceFactory::DrawCallback());
}
SurfaceManager manager_;
EmptySurfaceFactoryClient empty_client_;
SurfaceFactory factory_;
scoped_ptr<FakeOutputSurface> output_surface_;
FakeOutputSurface* output_surface_ptr_;
scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
};
class TestDisplayClient : public DisplayClient {
public:
TestDisplayClient() : damaged(false), swapped(false) {}
~TestDisplayClient() override {}
void DisplayDamaged() override { damaged = true; }
void DidSwapBuffers() override { swapped = true; }
void DidSwapBuffersComplete() override {}
void CommitVSyncParameters(base::TimeTicks timebase,
base::TimeDelta interval) override {}
void OutputSurfaceLost() override {}
void SetMemoryPolicy(const ManagedMemoryPolicy& policy) override {}
bool damaged;
bool swapped;
};
void CopyCallback(bool* called, scoped_ptr<CopyOutputResult> result) {
*called = true;
}
// Check that frame is damaged and swapped only under correct conditions.
TEST_F(DisplayTest, DisplayDamaged) {
TestDisplayClient client;
RendererSettings settings;
settings.partial_swap_enabled = true;
Display display(&client, &manager_, shared_bitmap_manager_.get(), nullptr,
settings);
display.Initialize(output_surface_.Pass());
SurfaceId surface_id(7u);
EXPECT_FALSE(client.damaged);
display.SetSurfaceId(surface_id, 1.f);
EXPECT_TRUE(client.damaged);
client.damaged = false;
display.Resize(gfx::Size(100, 100));
EXPECT_TRUE(client.damaged);
factory_.Create(surface_id);
// First draw from surface should have full damage.
RenderPassList pass_list;
scoped_ptr<RenderPass> pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 100, 100);
pass->damage_rect = gfx::Rect(10, 10, 1, 1);
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
SubmitFrame(&pass_list, surface_id);
EXPECT_TRUE(client.damaged);
EXPECT_FALSE(client.swapped);
EXPECT_EQ(0u, output_surface_ptr_->num_sent_frames());
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(1u, output_surface_ptr_->num_sent_frames());
SoftwareFrameData* software_data =
output_surface_ptr_->last_sent_frame().software_frame_data.get();
ASSERT_NE(nullptr, software_data);
EXPECT_EQ(gfx::Size(100, 100).ToString(), software_data->size.ToString());
EXPECT_EQ(gfx::Rect(0, 0, 100, 100).ToString(),
software_data->damage_rect.ToString());
{
// Only damaged portion should be swapped.
pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 100, 100);
pass->damage_rect = gfx::Rect(10, 10, 1, 1);
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
SubmitFrame(&pass_list, surface_id);
EXPECT_TRUE(client.damaged);
client.swapped = false;
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(2u, output_surface_ptr_->num_sent_frames());
software_data =
output_surface_ptr_->last_sent_frame().software_frame_data.get();
ASSERT_NE(nullptr, software_data);
EXPECT_EQ(gfx::Size(100, 100).ToString(), software_data->size.ToString());
EXPECT_EQ(gfx::Rect(10, 10, 1, 1).ToString(),
software_data->damage_rect.ToString());
}
{
// Pass has no damage so shouldn't be swapped.
pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 100, 100);
pass->damage_rect = gfx::Rect(10, 10, 0, 0);
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
SubmitFrame(&pass_list, surface_id);
EXPECT_TRUE(client.damaged);
client.swapped = false;
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(2u, output_surface_ptr_->num_sent_frames());
}
{
// Pass is wrong size so shouldn't be swapped.
pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 99, 99);
pass->damage_rect = gfx::Rect(10, 10, 10, 10);
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
SubmitFrame(&pass_list, surface_id);
EXPECT_TRUE(client.damaged);
client.swapped = false;
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(2u, output_surface_ptr_->num_sent_frames());
}
{
// Pass has copy output request so should be swapped.
pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 100, 100);
pass->damage_rect = gfx::Rect(10, 10, 0, 0);
bool copy_called = false;
pass->copy_requests.push_back(CopyOutputRequest::CreateRequest(
base::Bind(&CopyCallback, ©_called)));
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
SubmitFrame(&pass_list, surface_id);
EXPECT_TRUE(client.damaged);
client.swapped = false;
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(3u, output_surface_ptr_->num_sent_frames());
EXPECT_TRUE(copy_called);
}
// Pass has latency info so should be swapped.
{
pass = RenderPass::Create();
pass->output_rect = gfx::Rect(0, 0, 100, 100);
pass->damage_rect = gfx::Rect(10, 10, 0, 0);
pass->id = RenderPassId(1, 1);
pass_list.push_back(pass.Pass());
client.damaged = false;
scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
pass_list.swap(frame_data->render_pass_list);
scoped_ptr<CompositorFrame> frame(new CompositorFrame);
frame->delegated_frame_data = frame_data.Pass();
frame->metadata.latency_info.push_back(ui::LatencyInfo());
factory_.SubmitFrame(surface_id, frame.Pass(),
SurfaceFactory::DrawCallback());
EXPECT_TRUE(client.damaged);
client.swapped = false;
display.Draw();
EXPECT_TRUE(client.swapped);
EXPECT_EQ(4u, output_surface_ptr_->num_sent_frames());
}
factory_.Destroy(surface_id);
}
} // namespace
} // namespace cc
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