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Unified Diff: cc/resources/display_item_list_unittest.cc

Issue 1123983002: cc: Use a ListContainer for DisplayItemList to reduce allocations. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: displaylistcontainer: fixdcheck Created 5 years, 7 months ago
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Index: cc/resources/display_item_list_unittest.cc
diff --git a/cc/resources/display_item_list_unittest.cc b/cc/resources/display_item_list_unittest.cc
index 2efc7ff149b2c89d4e8ae5d57d4c993b7d2513d8..21dfea6fe6edc5d17f6cfafeee78a9e0d7677056 100644
--- a/cc/resources/display_item_list_unittest.cc
+++ b/cc/resources/display_item_list_unittest.cc
@@ -48,7 +48,9 @@ TEST(DisplayItemListTest, SingleDrawingItem) {
canvas->drawRectCoords(0.f, 0.f, 60.f, 60.f, red_paint);
canvas->drawRectCoords(50.f, 50.f, 75.f, 75.f, blue_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item->SetNew(picture);
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
DrawDisplayList(pixels, layer_rect, list);
@@ -90,10 +92,12 @@ TEST(DisplayItemListTest, ClipItem) {
canvas->translate(first_offset.x(), first_offset.y());
canvas->drawRectCoords(0.f, 0.f, 60.f, 60.f, red_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item1 = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item1->SetNew(picture.Pass());
gfx::Rect clip_rect(60, 60, 10, 10);
- list->AppendItem(ClipDisplayItem::Create(clip_rect, std::vector<SkRRect>()));
+ auto* item2 = list->CreateAndAppendItem<ClipDisplayItem>();
+ item2->SetNew(clip_rect, std::vector<SkRRect>());
gfx::PointF second_offset(2.f, 3.f);
gfx::RectF second_recording_rect(second_offset, layer_rect.size());
@@ -102,9 +106,11 @@ TEST(DisplayItemListTest, ClipItem) {
canvas->translate(second_offset.x(), second_offset.y());
canvas->drawRectCoords(50.f, 50.f, 75.f, 75.f, blue_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item3 = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item3->SetNew(picture.Pass());
- list->AppendItem(EndClipDisplayItem::Create());
+ list->CreateAndAppendItem<EndClipDisplayItem>();
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
DrawDisplayList(pixels, layer_rect, list);
@@ -148,11 +154,13 @@ TEST(DisplayItemListTest, TransformItem) {
canvas->translate(first_offset.x(), first_offset.y());
canvas->drawRectCoords(0.f, 0.f, 60.f, 60.f, red_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item1 = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item1->SetNew(picture);
gfx::Transform transform;
transform.Rotate(45.0);
- list->AppendItem(TransformDisplayItem::Create(transform));
+ auto* item2 = list->CreateAndAppendItem<TransformDisplayItem>();
+ item2->SetNew(transform);
gfx::PointF second_offset(2.f, 3.f);
gfx::RectF second_recording_rect(second_offset, layer_rect.size());
@@ -161,9 +169,11 @@ TEST(DisplayItemListTest, TransformItem) {
canvas->translate(second_offset.x(), second_offset.y());
canvas->drawRectCoords(50.f, 50.f, 75.f, 75.f, blue_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item3 = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item3->SetNew(picture);
- list->AppendItem(EndTransformDisplayItem::Create());
+ list->CreateAndAppendItem<EndTransformDisplayItem>();
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
DrawDisplayList(pixels, layer_rect, list);
@@ -215,8 +225,10 @@ TEST(DisplayItemListTest, FilterItem) {
filters.Append(FilterOperation::CreateReferenceFilter(image_filter));
filters.Append(FilterOperation::CreateBrightnessFilter(0.5f));
gfx::RectF filter_bounds(10.f, 10.f, 50.f, 50.f);
- list->AppendItem(FilterDisplayItem::Create(filters, filter_bounds));
- list->AppendItem(EndFilterDisplayItem::Create());
+ auto* item = list->CreateAndAppendItem<FilterDisplayItem>();
+ item->SetNew(filters, filter_bounds);
+ list->CreateAndAppendItem<EndFilterDisplayItem>();
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
DrawDisplayList(pixels, layer_rect, list);
@@ -258,14 +270,18 @@ TEST(DisplayItemListTest, CompactingItems) {
canvas->drawRectCoords(0.f, 0.f, 60.f, 60.f, red_paint);
canvas->drawRectCoords(50.f, 50.f, 75.f, 75.f, blue_paint);
picture = skia::AdoptRef(recorder.endRecordingAsPicture());
- list_without_caching->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item1 = list_without_caching->CreateAndAppendItem<DrawingDisplayItem>();
+ item1->SetNew(picture);
+ list_without_caching->ProcessAppendedItems();
DrawDisplayList(pixels, layer_rect, list_without_caching);
unsigned char expected_pixels[4 * 100 * 100] = {0};
use_cached_picture = true;
scoped_refptr<DisplayItemList> list_with_caching =
DisplayItemList::Create(layer_rect, use_cached_picture);
- list_with_caching->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item2 = list_with_caching->CreateAndAppendItem<DrawingDisplayItem>();
+ item2->SetNew(picture);
+ list_with_caching->ProcessAppendedItems();
list_with_caching->CreateAndCacheSkPicture();
DrawDisplayList(expected_pixels, layer_rect, list_with_caching);
@@ -292,7 +308,9 @@ TEST(DisplayItemListTest, PictureMemoryUsage) {
// Using a cached picture, we should get about the right size.
list = DisplayItemList::Create(layer_rect, true);
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ auto* item = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item->SetNew(picture);
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
memory_usage = list->PictureMemoryUsage();
EXPECT_GE(memory_usage, picture_size);
@@ -300,7 +318,9 @@ TEST(DisplayItemListTest, PictureMemoryUsage) {
// Using no cached picture, we should still get the right size.
list = DisplayItemList::Create(layer_rect, false);
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ item = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item->SetNew(picture);
+ list->ProcessAppendedItems();
memory_usage = list->PictureMemoryUsage();
EXPECT_GE(memory_usage, picture_size);
EXPECT_LE(memory_usage, 2 * picture_size);
@@ -309,7 +329,9 @@ TEST(DisplayItemListTest, PictureMemoryUsage) {
// picture and items are retained (currently this only happens due to certain
// categories being traced).
list = new DisplayItemList(layer_rect, true, true);
- list->AppendItem(DrawingDisplayItem::Create(picture));
+ item = list->CreateAndAppendItem<DrawingDisplayItem>();
+ item->SetNew(picture);
+ list->ProcessAppendedItems();
list->CreateAndCacheSkPicture();
memory_usage = list->PictureMemoryUsage();
EXPECT_EQ(static_cast<size_t>(0), memory_usage);
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