// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/fast_ink/fast_ink_host_frame_utils.h"
#include <memory>
#include <tuple>
#include <utility>
#include <vector>
#include "ash/frame_sink/ui_resource.h"
#include "ash/frame_sink/ui_resource_manager.h"
#include "ash/test/ash_test_base.h"
#include "ash/test/ash_test_helper.h"
#include "base/memory/raw_ptr.h"
#include "cc/base/math_util.h"
#include "components/viz/common/gpu/context_provider.h"
#include "components/viz/common/quads/compositor_frame.h"
#include "components/viz/common/quads/texture_draw_quad.h"
#include "components/viz/common/resources/resource_id.h"
#include "components/viz/common/resources/shared_image_format_utils.h"
#include "gpu/command_buffer/client/client_shared_image.h"
#include "gpu/command_buffer/client/shared_image_interface.h"
#include "gpu/command_buffer/common/shared_image_usage.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/aura/window.h"
#include "ui/aura/window_tree_host.h"
#include "ui/display/display_switches.h"
#include "ui/display/screen.h"
#include "ui/gfx/buffer_types.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/geometry/transform.h"
namespace ash {
namespace {
constexpr auto kTestContentRectInDIP = gfx::Rect(0, 0, 200, 100);
constexpr auto kTestTotalDamageRectInDIP = gfx::Rect(0, 0, 50, 25);
class FastInkHostCreateFrameUtilTest : public AshTestBase {
public:
FastInkHostCreateFrameUtilTest() = default;
FastInkHostCreateFrameUtilTest(const FastInkHostCreateFrameUtilTest&) =
delete;
FastInkHostCreateFrameUtilTest& operator=(
const FastInkHostCreateFrameUtilTest&) = delete;
~FastInkHostCreateFrameUtilTest() override = default;
// AshTestBase:
void SetUp() override {
AshTestBase::SetUp();
UpdateDisplay("1000x500*2");
auto* root_window = ash_test_helper()->GetHost()->window();
gfx::Rect screen_bounds = root_window->GetBoundsInScreen();
auto host_window =
CreateTestWindow(screen_bounds, aura::client::WINDOW_TYPE_NORMAL,
kShellWindowId_OverlayContainer);
// `host_window` is owned by the root_window and it will be deleted as
// window hierarchy is deleted during Shell deletion.
host_window_ = host_window.release();
buffer_size_ = BufferSizeForHostWindow(host_window_.get());
shared_image_ = fast_ink_internal::CreateMappableSharedImage(
buffer_size_,
gpu::SHARED_IMAGE_USAGE_DISPLAY_READ |
gpu::SHARED_IMAGE_USAGE_CONCURRENT_READ_WRITE |
gpu::SHARED_IMAGE_USAGE_SCANOUT,
gfx::BufferUsage::SCANOUT_CPU_READ_WRITE);
ASSERT_TRUE(shared_image_);
}
// AshTestBase:
void TearDown() override {
shared_image_interface()->DestroySharedImage(gpu::SyncToken(),
std::move(shared_image_));
resource_manager_.ClearAvailableResources();
resource_manager_.LostExportedResources();
AshTestBase::TearDown();
}
protected:
const gfx::Size BufferSizeForHostWindow(aura::Window* host_window) {
const gfx::Transform& window_to_buffer_transform =
host_window->GetHost()->GetRootTransform();
gfx::Rect bounds(host_window->GetBoundsInScreen().size());
return cc::MathUtil::MapEnclosingClippedRect(window_to_buffer_transform,
bounds)
.size();
}
gpu::SharedImageInterface* shared_image_interface() {
return fast_ink_internal::GetContextProvider()->SharedImageInterface();
}
UiResourceManager resource_manager_;
raw_ptr<aura::Window, DanglingUntriaged> host_window_;
scoped_refptr<gpu::ClientSharedImage> shared_image_;
gfx::Size buffer_size_;
};
TEST_F(FastInkHostCreateFrameUtilTest, HasValidSourceId) {
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
ASSERT_EQ(frame->resource_list.size(), 1u);
viz::ResourceId resource_id = frame->resource_list.back().id;
EXPECT_NE(resource_manager_.PeekExportedResource(resource_id)->ui_source_id,
kInvalidUiSourceId);
}
TEST_F(FastInkHostCreateFrameUtilTest, ResourceUsesMailbox) {
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
ASSERT_EQ(frame->resource_list.size(), 1u);
viz::ResourceId resource_id = frame->resource_list.back().id;
auto* resource = resource_manager_.PeekExportedResource(resource_id);
EXPECT_NE(resource->ui_source_id, kInvalidUiSourceId);
EXPECT_EQ(resource->mailbox(), shared_image_->mailbox());
}
TEST_F(FastInkHostCreateFrameUtilTest, CompositorFrameHasCorrectStructure) {
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
auto primary_display = display::Screen::GetScreen()->GetPrimaryDisplay();
// We should only have the root render pass.
ASSERT_EQ(frame->render_pass_list.size(), 1u);
// Frame size should be the size of `host_window_` in pixels. `host_window_`
// is equal to the work area of the `primary_display`.
EXPECT_EQ(frame->size_in_pixels(), gfx::Size(1000, 404));
// We should have a single resource.
EXPECT_EQ(frame->resource_list.size(), 1u);
EXPECT_EQ(resource_manager_.exported_resources_count(), 1u);
auto& render_pass = frame->render_pass_list.front();
EXPECT_EQ(render_pass->quad_list.size(), 1u);
EXPECT_EQ(render_pass->shared_quad_state_list.size(), 1u);
EXPECT_EQ(frame->device_scale_factor(),
primary_display.device_scale_factor());
}
TEST_F(FastInkHostCreateFrameUtilTest, FrameDamage_AutoModeOff) {
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/false, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
EXPECT_EQ(frame->render_pass_list.front()->damage_rect,
gfx::Rect(0, 0, 100, 50));
// If total damage is more than content_rect, we crop the damage to
// the size of surface (size of `host_window_`).
frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
gfx::Rect(0, 0, 501, 100), /*auto_update=*/false, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
EXPECT_EQ(frame->render_pass_list.front()->damage_rect,
gfx::Rect(0, 0, 1000, 200));
}
TEST_F(FastInkHostCreateFrameUtilTest, FrameDamage_AutoModeOn) {
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
// In auto update mode, we damage the full output rect, regardless of the
// specified total_damage_rect.
EXPECT_EQ(frame->render_pass_list.front()->damage_rect,
gfx::Rect(frame->size_in_pixels()));
}
TEST_F(FastInkHostCreateFrameUtilTest, OnlyCreateNewResourcesWhenNecessary) {
// Populate resources in the resource manager.
constexpr gfx::Size kResourceSizes[4] = {
{1000, 404}, {1000, 404}, {250, 150}, {50, 25}};
auto mailbox = shared_image_->mailbox();
for (const auto& size : kResourceSizes) {
resource_manager_.OfferResource(fast_ink_internal::CreateUiResource(
size, fast_ink_internal::kFastInkUiSourceId,
/*is_overlay_candidate=*/false, mailbox, gpu::SyncToken()));
}
EXPECT_EQ(resource_manager_.available_resources_count(), 4u);
auto frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
// We reuse one of the matching available resources.
EXPECT_EQ(resource_manager_.available_resources_count(), 3u);
EXPECT_EQ(resource_manager_.exported_resources_count(), 1u);
frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
// We again reuse one of the matching available resources.
EXPECT_EQ(resource_manager_.available_resources_count(), 2u);
EXPECT_EQ(resource_manager_.exported_resources_count(), 2u);
frame = fast_ink_internal::CreateCompositorFrame(
viz::BeginFrameAck::CreateManualAckWithDamage(), kTestContentRectInDIP,
kTestTotalDamageRectInDIP, /*auto_update=*/true, *host_window_,
buffer_size_, &resource_manager_, shared_image_, gpu::SyncToken());
// Now the factory create a new resource since any available resource does not
// match our requirements. The total number of resources in the manager has
// increased by 1.
EXPECT_EQ(resource_manager_.available_resources_count(), 2u);
EXPECT_EQ(resource_manager_.exported_resources_count(), 3u);
}
} // namespace
} // namespace ash