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- // Copyright 2014 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/paint/display_item_list.h"
- #include <stddef.h>
- #include <vector>
- #include "base/logging.h"
- #include "base/trace_event/traced_value.h"
- #include "base/values.h"
- #include "cc/paint/filter_operation.h"
- #include "cc/paint/filter_operations.h"
- #include "cc/paint/paint_canvas.h"
- #include "cc/paint/paint_flags.h"
- #include "cc/paint/paint_image_builder.h"
- #include "cc/paint/paint_record.h"
- #include "cc/paint/render_surface_filters.h"
- #include "cc/paint/skia_paint_canvas.h"
- #include "cc/test/pixel_test_utils.h"
- #include "cc/test/skia_common.h"
- #include "cc/test/test_skcanvas.h"
- #include "testing/gmock/include/gmock/gmock.h"
- #include "testing/gtest/include/gtest/gtest.h"
- #include "third_party/skia/include/core/SkBitmap.h"
- #include "third_party/skia/include/core/SkColor.h"
- #include "third_party/skia/include/core/SkSurface.h"
- #include "third_party/skia/include/core/SkTextBlob.h"
- #include "ui/gfx/geometry/rect.h"
- #include "ui/gfx/geometry/rect_conversions.h"
- #include "ui/gfx/geometry/skia_conversions.h"
- #include "ui/gfx/geometry/transform.h"
- namespace cc {
- namespace {
- bool CompareN32Pixels(void* actual_pixels,
- void* expected_pixels,
- int width,
- int height) {
- if (memcmp(actual_pixels, expected_pixels, 4 * width * height) == 0)
- return true;
- SkImageInfo actual_info = SkImageInfo::MakeN32Premul(width, height);
- SkBitmap actual_bitmap;
- actual_bitmap.installPixels(actual_info, actual_pixels,
- actual_info.minRowBytes());
- SkImageInfo expected_info = SkImageInfo::MakeN32Premul(width, height);
- SkBitmap expected_bitmap;
- expected_bitmap.installPixels(expected_info, expected_pixels,
- expected_info.minRowBytes());
- std::string gen_bmp_data_url = GetPNGDataUrl(actual_bitmap);
- std::string ref_bmp_data_url = GetPNGDataUrl(expected_bitmap);
- LOG(ERROR) << "Pixels do not match!";
- LOG(ERROR) << "Actual: " << gen_bmp_data_url;
- LOG(ERROR) << "Expected: " << ref_bmp_data_url;
- return false;
- }
- } // namespace
- class DisplayItemListTest : public testing::Test {
- protected:
- std::unique_ptr<base::Value> ToBaseValue(const DisplayItemList* list,
- bool include_items) {
- base::trace_event::TracedValueJSON value;
- list->AddToValue(&value, include_items);
- return value.ToBaseValue();
- }
- };
- #define EXPECT_TRACED_RECT(x, y, width, height, rect_list) \
- do { \
- ASSERT_EQ(4u, rect_list->size()); \
- EXPECT_EQ(x, (*rect_list)[0].GetIfDouble()); \
- EXPECT_EQ(y, (*rect_list)[1].GetIfDouble()); \
- EXPECT_EQ(width, (*rect_list)[2].GetIfDouble()); \
- EXPECT_EQ(height, (*rect_list)[3].GetIfDouble()); \
- } while (false)
- // AddToValue should not crash if there are different numbers of visual_rect
- // are paint_op
- TEST_F(DisplayItemListTest, TraceEmptyVisualRect) {
- PaintFlags red_paint;
- red_paint.setColor(SK_ColorRED);
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Point offset(8, 9);
- list->StartPaint();
- list->push<DrawRectOp>(SkRect::MakeEmpty(), red_paint);
- // The rect is empty to cause rtree generation to skip it.
- list->EndPaintOfUnpaired(gfx::Rect(offset, gfx::Size(0, 10)));
- list->StartPaint();
- list->push<DrawRectOp>(SkRect::MakeXYWH(0, 0, 10, 10), red_paint);
- // This rect is not empty.
- list->EndPaintOfUnpaired(gfx::Rect(offset, gfx::Size(10, 10)));
- list->Finalize();
- // Pass: we don't crash
- std::unique_ptr<base::Value> root = ToBaseValue(list.get(), true);
- const base::Value::Dict* root_dict = root->GetIfDict();
- ASSERT_NE(nullptr, root_dict);
- const base::Value::Dict* params_dict = root_dict->FindDict("params");
- ASSERT_NE(nullptr, params_dict);
- const base::Value::List* items = params_dict->FindList("items");
- ASSERT_NE(nullptr, items);
- ASSERT_EQ(2u, items->size());
- const base::Value::Dict* item_dict;
- const base::Value::List* visual_rect;
- const std::string* name;
- item_dict = ((*items)[0]).GetIfDict();
- ASSERT_NE(nullptr, item_dict);
- visual_rect = item_dict->FindList("visual_rect");
- ASSERT_NE(nullptr, visual_rect);
- EXPECT_TRACED_RECT(0, 0, 0, 0, visual_rect);
- name = item_dict->FindString("name");
- ASSERT_NE(nullptr, name);
- EXPECT_EQ("DrawRect", *name);
- item_dict = ((*items)[1]).GetIfDict();
- ASSERT_NE(nullptr, item_dict);
- visual_rect = item_dict->FindList("visual_rect");
- ASSERT_NE(nullptr, visual_rect);
- EXPECT_TRACED_RECT(8, 9, 10, 10, visual_rect);
- name = item_dict->FindString("name");
- ASSERT_NE(nullptr, name);
- EXPECT_EQ("DrawRect", *name);
- }
- TEST_F(DisplayItemListTest, SingleUnpairedRange) {
- gfx::Rect layer_rect(100, 100);
- PaintFlags blue_flags;
- blue_flags.setColor(SK_ColorBLUE);
- PaintFlags red_paint;
- red_paint.setColor(SK_ColorRED);
- unsigned char pixels[4 * 100 * 100] = {0};
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Point offset(8, 9);
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(static_cast<float>(offset.x()),
- static_cast<float>(offset.y()));
- list->push<DrawRectOp>(SkRect::MakeLTRB(0.f, 0.f, 60.f, 60.f), red_paint);
- list->push<DrawRectOp>(SkRect::MakeLTRB(50.f, 50.f, 75.f, 75.f), blue_flags);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(gfx::Rect(offset, layer_rect.size()));
- list->Finalize();
- DrawDisplayList(pixels, layer_rect, list);
- SkBitmap expected_bitmap;
- unsigned char expected_pixels[4 * 100 * 100] = {0};
- SkImageInfo info =
- SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
- expected_bitmap.installPixels(info, expected_pixels, info.minRowBytes());
- SkiaPaintCanvas expected_canvas(expected_bitmap);
- expected_canvas.clipRect(gfx::RectToSkRect(layer_rect));
- expected_canvas.drawRect(
- SkRect::MakeLTRB(0.f + offset.x(), 0.f + offset.y(), 60.f + offset.x(),
- 60.f + offset.y()),
- red_paint);
- expected_canvas.drawRect(
- SkRect::MakeLTRB(50.f + offset.x(), 50.f + offset.y(), 75.f + offset.x(),
- 75.f + offset.y()),
- blue_flags);
- EXPECT_TRUE(CompareN32Pixels(pixels, expected_pixels, 100, 100));
- }
- TEST_F(DisplayItemListTest, EmptyUnpairedRangeDoesNotAddVisualRect) {
- gfx::Rect layer_rect(100, 100);
- auto list = base::MakeRefCounted<DisplayItemList>();
- {
- list->StartPaint();
- list->EndPaintOfUnpaired(layer_rect);
- }
- // No ops.
- EXPECT_EQ(0u, list->TotalOpCount());
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(layer_rect);
- }
- // Two ops.
- EXPECT_EQ(2u, list->TotalOpCount());
- }
- TEST_F(DisplayItemListTest, ClipPairedRange) {
- gfx::Rect layer_rect(100, 100);
- PaintFlags blue_flags;
- blue_flags.setColor(SK_ColorBLUE);
- PaintFlags red_paint;
- red_paint.setColor(SK_ColorRED);
- unsigned char pixels[4 * 100 * 100] = {0};
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Point first_offset(8, 9);
- gfx::Rect first_recording_rect(first_offset, layer_rect.size());
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(static_cast<float>(first_offset.x()),
- static_cast<float>(first_offset.y()));
- list->push<DrawRectOp>(SkRect::MakeWH(60, 60), red_paint);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(first_recording_rect);
- }
- gfx::Rect clip_rect(60, 60, 10, 10);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_rect), SkClipOp::kIntersect,
- true);
- list->EndPaintOfPairedBegin();
- }
- gfx::Point second_offset(2, 3);
- gfx::Rect second_recording_rect(second_offset, layer_rect.size());
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(static_cast<float>(second_offset.x()),
- static_cast<float>(second_offset.y()));
- list->push<DrawRectOp>(SkRect::MakeLTRB(50.f, 50.f, 75.f, 75.f),
- blue_flags);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(second_recording_rect);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- list->Finalize();
- DrawDisplayList(pixels, layer_rect, list);
- SkBitmap expected_bitmap;
- unsigned char expected_pixels[4 * 100 * 100] = {0};
- SkImageInfo info =
- SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
- expected_bitmap.installPixels(info, expected_pixels, info.minRowBytes());
- SkiaPaintCanvas expected_canvas(expected_bitmap);
- expected_canvas.clipRect(gfx::RectToSkRect(layer_rect));
- expected_canvas.drawRect(
- SkRect::MakeLTRB(0.f + first_offset.x(), 0.f + first_offset.y(),
- 60.f + first_offset.x(), 60.f + first_offset.y()),
- red_paint);
- expected_canvas.clipRect(gfx::RectToSkRect(clip_rect));
- expected_canvas.drawRect(
- SkRect::MakeLTRB(50.f + second_offset.x(), 50.f + second_offset.y(),
- 75.f + second_offset.x(), 75.f + second_offset.y()),
- blue_flags);
- EXPECT_TRUE(CompareN32Pixels(pixels, expected_pixels, 100, 100));
- }
- TEST_F(DisplayItemListTest, TransformPairedRange) {
- gfx::Rect layer_rect(100, 100);
- PaintFlags blue_flags;
- blue_flags.setColor(SK_ColorBLUE);
- PaintFlags red_paint;
- red_paint.setColor(SK_ColorRED);
- unsigned char pixels[4 * 100 * 100] = {0};
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Point first_offset(8, 9);
- gfx::Rect first_recording_rect(first_offset, layer_rect.size());
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(static_cast<float>(first_offset.x()),
- static_cast<float>(first_offset.y()));
- list->push<DrawRectOp>(SkRect::MakeWH(60, 60), red_paint);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(first_recording_rect);
- }
- gfx::Transform transform;
- transform.Rotate(45.0);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(transform.GetMatrixAsSkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Point second_offset(2, 3);
- gfx::Rect second_recording_rect(second_offset, layer_rect.size());
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(static_cast<float>(second_offset.x()),
- static_cast<float>(second_offset.y()));
- list->push<DrawRectOp>(SkRect::MakeLTRB(50.f, 50.f, 75.f, 75.f),
- blue_flags);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(second_recording_rect);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- list->Finalize();
- DrawDisplayList(pixels, layer_rect, list);
- SkBitmap expected_bitmap;
- unsigned char expected_pixels[4 * 100 * 100] = {0};
- SkImageInfo info =
- SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
- expected_bitmap.installPixels(info, expected_pixels, info.minRowBytes());
- SkiaPaintCanvas expected_canvas(expected_bitmap);
- expected_canvas.clipRect(gfx::RectToSkRect(layer_rect));
- expected_canvas.drawRect(
- SkRect::MakeLTRB(0.f + first_offset.x(), 0.f + first_offset.y(),
- 60.f + first_offset.x(), 60.f + first_offset.y()),
- red_paint);
- expected_canvas.setMatrix(transform.matrix().asM33());
- expected_canvas.drawRect(
- SkRect::MakeLTRB(50.f + second_offset.x(), 50.f + second_offset.y(),
- 75.f + second_offset.x(), 75.f + second_offset.y()),
- blue_flags);
- EXPECT_TRUE(CompareN32Pixels(pixels, expected_pixels, 100, 100));
- }
- TEST_F(DisplayItemListTest, FilterPairedRange) {
- gfx::Rect layer_rect(100, 100);
- FilterOperations filters;
- unsigned char pixels[4 * 100 * 100] = {0};
- auto list = base::MakeRefCounted<DisplayItemList>();
- sk_sp<SkSurface> source_surface = SkSurface::MakeRasterN32Premul(50, 50);
- SkCanvas* source_canvas = source_surface->getCanvas();
- source_canvas->clear(SkColorSetRGB(128, 128, 128));
- PaintImage source_image = PaintImageBuilder::WithDefault()
- .set_id(PaintImage::GetNextId())
- .set_image(source_surface->makeImageSnapshot(),
- PaintImage::GetNextContentId())
- .TakePaintImage();
- // For most SkImageFilters, the |dst| bounds computed by computeFastBounds are
- // dependent on the provided |src| bounds. This means, for example, that
- // translating |src| results in a corresponding translation of |dst|. But this
- // is not the case for all SkImageFilters; for some of them (e.g.
- // SkImageSource), the computation of |dst| in computeFastBounds doesn't
- // involve |src| at all. Incorrectly assuming such a relationship (e.g. by
- // translating |dst| after it is computed by computeFastBounds, rather than
- // translating |src| before it provided to computedFastBounds) can cause
- // incorrect clipping of filter output. To test for this, we include an
- // SkImageSource filter in |filters|. Here, |src| is |filter_bounds|, defined
- // below.
- SkRect rect = SkRect::MakeWH(source_image.width(), source_image.height());
- sk_sp<PaintFilter> image_filter = sk_make_sp<ImagePaintFilter>(
- source_image, rect, rect, PaintFlags::FilterQuality::kHigh);
- 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->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(filter_bounds.x(), filter_bounds.y());
- PaintFlags flags;
- flags.setImageFilter(
- RenderSurfaceFilters::BuildImageFilter(filters, filter_bounds.size()));
- SkRect layer_bounds = gfx::RectFToSkRect(filter_bounds);
- layer_bounds.offset(-filter_bounds.x(), -filter_bounds.y());
- list->push<SaveLayerOp>(&layer_bounds, &flags);
- list->push<TranslateOp>(-filter_bounds.x(), -filter_bounds.y());
- list->EndPaintOfPairedBegin();
- }
- // Include a rect drawing so that filter is actually applied to something.
- {
- list->StartPaint();
- PaintFlags red_flags;
- red_flags.setColor(SK_ColorRED);
- list->push<DrawRectOp>(
- SkRect::MakeLTRB(filter_bounds.x(), filter_bounds.y(),
- filter_bounds.right(), filter_bounds.bottom()),
- red_flags);
- list->EndPaintOfUnpaired(ToEnclosingRect(filter_bounds));
- }
- {
- list->StartPaint();
- list->push<RestoreOp>(); // For SaveLayerOp.
- list->push<RestoreOp>(); // For SaveOp.
- list->EndPaintOfPairedEnd();
- }
- list->Finalize();
- DrawDisplayList(pixels, layer_rect, list);
- SkBitmap expected_bitmap;
- unsigned char expected_pixels[4 * 100 * 100] = {0};
- PaintFlags paint;
- paint.setColor(SkColorSetRGB(64, 64, 64));
- SkImageInfo info =
- SkImageInfo::MakeN32Premul(layer_rect.width(), layer_rect.height());
- expected_bitmap.installPixels(info, expected_pixels, info.minRowBytes());
- SkiaPaintCanvas expected_canvas(expected_bitmap);
- expected_canvas.drawRect(RectFToSkRect(filter_bounds), paint);
- EXPECT_TRUE(CompareN32Pixels(pixels, expected_pixels, 100, 100));
- }
- TEST_F(DisplayItemListTest, BytesUsed) {
- const int kNumPaintOps = 1000;
- size_t memory_usage;
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Rect layer_rect(100, 100);
- PaintFlags blue_flags;
- blue_flags.setColor(SK_ColorBLUE);
- {
- list->StartPaint();
- for (int i = 0; i < kNumPaintOps; i++)
- list->push<DrawRectOp>(SkRect::MakeWH(1, 1), blue_flags);
- list->EndPaintOfUnpaired(layer_rect);
- }
- memory_usage = list->BytesUsed();
- EXPECT_GE(memory_usage, sizeof(DrawRectOp) * kNumPaintOps);
- EXPECT_LE(memory_usage, 2 * sizeof(DrawRectOp) * kNumPaintOps);
- }
- TEST_F(DisplayItemListTest, AsValueWithNoOps) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- list->Finalize();
- // Pass |true| to ask for PaintOps even though there are none.
- std::unique_ptr<base::Value> root = ToBaseValue(list.get(), true);
- const base::Value::Dict* root_dict = root->GetIfDict();
- ASSERT_NE(nullptr, root_dict);
- // The traced value has a params dictionary as its root.
- {
- const base::Value::Dict* params_dict = root_dict->FindDict("params");
- ASSERT_NE(nullptr, params_dict);
- // The real contents of the traced value is in here.
- {
- const base::Value::List* params_list;
- // The layer_rect field is present by empty.
- params_list = params_dict->FindList("layer_rect");
- ASSERT_NE(nullptr, params_list);
- EXPECT_TRACED_RECT(0, 0, 0, 0, params_list);
- // The items list is there but empty.
- params_list = params_dict->FindList("items");
- ASSERT_NE(nullptr, params_list);
- EXPECT_EQ(0u, params_list->size());
- }
- }
- // Pass |false| to not include PaintOps.
- root = ToBaseValue(list.get(), false);
- root_dict = root->GetIfDict();
- ASSERT_NE(nullptr, root_dict);
- // The traced value has a params dictionary as its root.
- {
- const base::Value::Dict* params_dict = root_dict->FindDict("params");
- ASSERT_NE(nullptr, params_dict);
- // The real contents of the traced value is in here.
- {
- const base::Value::List* params_list;
- // The layer_rect field is present by empty.
- params_list = params_dict->FindList("layer_rect");
- ASSERT_NE(nullptr, params_list);
- EXPECT_TRACED_RECT(0, 0, 0, 0, params_list);
- // The items list is not there since we asked for no ops.
- params_list = params_dict->FindList("items");
- ASSERT_EQ(nullptr, params_list);
- }
- }
- }
- TEST_F(DisplayItemListTest, AsValueWithOps) {
- gfx::Rect layer_rect = gfx::Rect(1, 2, 8, 9);
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Transform transform;
- transform.Translate(6.f, 7.f);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(transform.GetMatrixAsSkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Point offset(2, 3);
- gfx::Rect bounds(offset, layer_rect.size());
- {
- list->StartPaint();
- PaintFlags red_paint;
- red_paint.setColor(SK_ColorRED);
- list->push<SaveLayerOp>(nullptr, &red_paint);
- list->push<TranslateOp>(static_cast<float>(offset.x()),
- static_cast<float>(offset.y()));
- list->push<DrawRectOp>(SkRect::MakeWH(4, 4), red_paint);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(bounds);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- list->Finalize();
- // Pass |true| to ask for PaintOps to be included.
- std::unique_ptr<base::Value> root = ToBaseValue(list.get(), true);
- const base::Value::Dict* root_dict = root->GetIfDict();
- ASSERT_NE(nullptr, root_dict);
- // The traced value has a params dictionary as its root.
- {
- const base::Value::Dict* params_dict = root_dict->FindDict("params");
- ASSERT_NE(nullptr, params_dict);
- // The real contents of the traced value is in here.
- {
- const base::Value::List* layer_rect_list =
- params_dict->FindList("layer_rect");
- // The layer_rect field is present and has the bounds of the rtree.
- ASSERT_NE(nullptr, layer_rect_list);
- EXPECT_TRACED_RECT(2, 3, 8, 9, layer_rect_list);
- // The items list has 3 things in it since we built 3 visual rects.
- const base::Value::List* items = params_dict->FindList("items");
- ASSERT_NE(nullptr, items);
- ASSERT_EQ(7u, items->size());
- const char* expected_names[] = {"Save", "Concat", "SaveLayer",
- "Translate", "DrawRect", "Restore",
- "Restore"};
- bool expected_has_skp[] = {false, true, true, true, true, false, false};
- for (int i = 0; i < 7; ++i) {
- const base::Value& item_value = (*items)[i];
- ASSERT_TRUE(item_value.is_dict());
- const base::Value::Dict& item_dict = item_value.GetDict();
- const base::Value::List* visual_rect =
- item_dict.FindList("visual_rect");
- ASSERT_NE(nullptr, visual_rect);
- EXPECT_TRACED_RECT(2, 3, 8, 9, visual_rect);
- const std::string* name = item_dict.FindString("name");
- EXPECT_NE(nullptr, name);
- EXPECT_EQ(expected_names[i], *name);
- EXPECT_EQ(expected_has_skp[i],
- item_dict.FindString("skp64") != nullptr);
- }
- }
- }
- // Pass |false| to not include PaintOps.
- root = ToBaseValue(list.get(), false);
- root_dict = root->GetIfDict();
- ASSERT_NE(nullptr, root_dict);
- // The traced value has a params dictionary as its root.
- {
- const base::Value::Dict* params_dict = root_dict->FindDict("params");
- ASSERT_NE(nullptr, params_dict);
- // The real contents of the traced value is in here.
- {
- const base::Value::List* params_list;
- // The layer_rect field is present and has the bounds of the rtree.
- params_list = params_dict->FindList("layer_rect");
- ASSERT_NE(nullptr, params_list);
- EXPECT_TRACED_RECT(2, 3, 8, 9, params_list);
- // The items list is not present since we asked for no ops.
- params_list = params_dict->FindList("items");
- ASSERT_EQ(nullptr, params_list);
- }
- }
- }
- TEST_F(DisplayItemListTest, SizeEmpty) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- EXPECT_EQ(0u, list->TotalOpCount());
- }
- TEST_F(DisplayItemListTest, SizeOne) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Rect drawing_bounds(5, 6, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_bounds);
- }
- EXPECT_EQ(1u, list->TotalOpCount());
- }
- TEST_F(DisplayItemListTest, SizeMultiple) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(3u, list->TotalOpCount());
- }
- TEST_F(DisplayItemListTest, AppendVisualRectSimple) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // One drawing: D.
- gfx::Rect drawing_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_bounds);
- }
- EXPECT_EQ(1u, list->TotalOpCount());
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(0));
- }
- TEST_F(DisplayItemListTest, AppendVisualRectEmptyBlock) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // One block: B1, E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(3u, list->TotalOpCount());
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(0));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(1));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(2));
- }
- TEST_F(DisplayItemListTest, AppendVisualRectEmptyBlockContainingEmptyBlock) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Two nested blocks: B1, B2, E2, E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->EndPaintOfPairedBegin();
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(5u, list->TotalOpCount());
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(0));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(1));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(2));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(3));
- EXPECT_EQ(gfx::Rect(), list->VisualRectForTesting(4));
- }
- TEST_F(DisplayItemListTest, AppendVisualRectBlockContainingDrawing) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // One block with one drawing: B1, Da, E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_bounds(5, 6, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_bounds);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(4u, list->TotalOpCount());
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(3));
- }
- TEST_F(DisplayItemListTest, AppendVisualRectBlockContainingEscapedDrawing) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // One block with one drawing: B1, Da (escapes), E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_bounds(1, 2, 3, 4);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_bounds);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(4u, list->TotalOpCount());
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_bounds, list->VisualRectForTesting(3));
- }
- TEST_F(DisplayItemListTest,
- AppendVisualRectDrawingFollowedByBlockContainingEscapedDrawing) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // One drawing followed by one block with one drawing: Da, B1, Db (escapes),
- // E1.
- gfx::Rect drawing_a_bounds(1, 2, 3, 4);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_a_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_a_bounds);
- }
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_b_bounds(13, 14, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_b_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_b_bounds);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(5u, list->TotalOpCount());
- EXPECT_EQ(drawing_a_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(3));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(4));
- }
- TEST_F(DisplayItemListTest, AppendVisualRectTwoBlocksTwoDrawings) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Multiple nested blocks with drawings amidst: B1, Da, B2, Db, E2, E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_a_bounds(5, 6, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_a_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_a_bounds);
- }
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(SkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_b_bounds(7, 8, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_b_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_b_bounds);
- }
- // End transform.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- // End clip.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(8u, list->TotalOpCount());
- gfx::Rect merged_drawing_bounds = gfx::Rect(drawing_a_bounds);
- merged_drawing_bounds.Union(drawing_b_bounds);
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_a_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(3));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(4));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(5));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(6));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(7));
- }
- TEST_F(DisplayItemListTest,
- AppendVisualRectTwoBlocksTwoDrawingsInnerDrawingEscaped) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Multiple nested blocks with drawings amidst: B1, Da, B2, Db (escapes), E2,
- // E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_a_bounds(5, 6, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_a_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_a_bounds);
- }
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(SkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_b_bounds(1, 2, 3, 4);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_b_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_b_bounds);
- }
- // End transform.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- // End clip.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(8u, list->TotalOpCount());
- gfx::Rect merged_drawing_bounds = gfx::Rect(drawing_a_bounds);
- merged_drawing_bounds.Union(drawing_b_bounds);
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_a_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(3));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(4));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(5));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(6));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(7));
- }
- TEST_F(DisplayItemListTest,
- AppendVisualRectTwoBlocksTwoDrawingsOuterDrawingEscaped) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Multiple nested blocks with drawings amidst: B1, Da (escapes), B2, Db, E2,
- // E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_a_bounds(1, 2, 3, 4);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_a_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_a_bounds);
- }
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(SkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_b_bounds(7, 8, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_b_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_b_bounds);
- }
- // End transform.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- // End clip.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(8u, list->TotalOpCount());
- gfx::Rect merged_drawing_bounds = gfx::Rect(drawing_a_bounds);
- merged_drawing_bounds.Union(drawing_b_bounds);
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_a_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(3));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(4));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(5));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(6));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(7));
- }
- TEST_F(DisplayItemListTest,
- AppendVisualRectTwoBlocksTwoDrawingsBothDrawingsEscaped) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Multiple nested blocks with drawings amidst:
- // B1, Da (escapes to the right), B2, Db (escapes to the left), E2, E1.
- gfx::Rect clip_bounds(5, 6, 7, 8);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ClipRectOp>(gfx::RectToSkRect(clip_bounds), SkClipOp::kIntersect,
- false);
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_a_bounds(13, 14, 1, 1);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_a_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_a_bounds);
- }
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<ConcatOp>(SkM44());
- list->EndPaintOfPairedBegin();
- }
- gfx::Rect drawing_b_bounds(1, 2, 3, 4);
- {
- list->StartPaint();
- list->push<DrawRectOp>(gfx::RectToSkRect(drawing_b_bounds), PaintFlags());
- list->EndPaintOfUnpaired(drawing_b_bounds);
- }
- // End transform.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- // End clip.
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(8u, list->TotalOpCount());
- gfx::Rect merged_drawing_bounds = gfx::Rect(drawing_a_bounds);
- merged_drawing_bounds.Union(drawing_b_bounds);
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(0));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(1));
- EXPECT_EQ(drawing_a_bounds, list->VisualRectForTesting(2));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(3));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(4));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(5));
- EXPECT_EQ(drawing_b_bounds, list->VisualRectForTesting(6));
- EXPECT_EQ(merged_drawing_bounds, list->VisualRectForTesting(7));
- }
- TEST_F(DisplayItemListTest, VisualRectForPairsEnclosingEmptyPainting) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- // Some paired operations have drawing effect (e.g. some image filters),
- // so we should not ignore visual rect for empty painting.
- gfx::Rect visual_rect(11, 22, 33, 44);
- {
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(10.f, 20.f);
- list->EndPaintOfPairedBegin();
- }
- {
- list->StartPaint();
- list->EndPaintOfUnpaired(visual_rect);
- }
- {
- list->StartPaint();
- list->push<RestoreOp>();
- list->EndPaintOfPairedEnd();
- }
- EXPECT_EQ(3u, list->TotalOpCount());
- EXPECT_EQ(visual_rect, list->VisualRectForTesting(0));
- EXPECT_EQ(visual_rect, list->VisualRectForTesting(1));
- EXPECT_EQ(visual_rect, list->VisualRectForTesting(2));
- }
- TEST_F(DisplayItemListTest, TotalOpCount) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- auto sub_list = base::MakeRefCounted<DisplayItemList>();
- sub_list->StartPaint();
- sub_list->push<SaveOp>();
- sub_list->push<TranslateOp>(10.f, 20.f);
- sub_list->push<DrawRectOp>(SkRect::MakeWH(10, 20), PaintFlags());
- sub_list->push<RestoreOp>();
- sub_list->EndPaintOfUnpaired(gfx::Rect());
- EXPECT_EQ(4u, sub_list->TotalOpCount());
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(10.f, 20.f);
- list->push<DrawRecordOp>(sub_list->ReleaseAsRecord());
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(gfx::Rect());
- EXPECT_EQ(8u, list->TotalOpCount());
- }
- TEST_F(DisplayItemListTest, AreaOfDrawText) {
- auto list = base::MakeRefCounted<DisplayItemList>();
- auto sub_list = base::MakeRefCounted<DisplayItemList>();
- auto text_blob1 = SkTextBlob::MakeFromString("ABCD", SkFont());
- gfx::Size text_blob1_size(ceilf(text_blob1->bounds().width()),
- ceilf(text_blob1->bounds().height()));
- auto text_blob1_area = text_blob1_size.width() * text_blob1_size.height();
- auto text_blob2 = SkTextBlob::MakeFromString("EFG", SkFont());
- gfx::Size text_blob2_size(ceilf(text_blob2->bounds().width()),
- ceilf(text_blob2->bounds().height()));
- auto text_blob2_area = text_blob2_size.width() * text_blob2_size.height();
- sub_list->StartPaint();
- sub_list->push<DrawTextBlobOp>(text_blob1, 0.0f, 0.0f, PaintFlags());
- sub_list->EndPaintOfUnpaired(gfx::Rect());
- auto record = sub_list->ReleaseAsRecord();
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(100.0f, 100.0f);
- list->push<DrawRecordOp>(record);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(gfx::Rect(gfx::Point(100, 100), text_blob1_size));
- list->StartPaint();
- list->push<SaveOp>();
- list->push<TranslateOp>(100.0f, 400.0f);
- list->push<DrawRecordOp>(record);
- list->push<RestoreOp>();
- list->EndPaintOfUnpaired(gfx::Rect(gfx::Point(100, 400), text_blob1_size));
- list->StartPaint();
- list->push<DrawTextBlobOp>(text_blob2, 10.0f, 20.0f, PaintFlags());
- list->EndPaintOfUnpaired(gfx::Rect(text_blob2_size));
- list->StartPaint();
- list->push<DrawTextBlobOp>(text_blob2, 400.0f, 100.0f, PaintFlags());
- list->EndPaintOfUnpaired(gfx::Rect(gfx::Point(400, 100), text_blob2_size));
- list->StartPaint();
- list->push<DrawRectOp>(SkRect::MakeXYWH(400, 100, 100, 100), PaintFlags());
- list->EndPaintOfUnpaired(gfx::Rect(400, 100, 100, 100));
- list->Finalize();
- // This includes the DrawTextBlobOp in the first DrawRecordOp the the first
- // direct DrawTextBlobOp.
- EXPECT_EQ(static_cast<int>(text_blob1_area + text_blob2_area),
- static_cast<int>(list->AreaOfDrawText(gfx::Rect(200, 200))));
- // This includes all DrawTextBlobOps.
- EXPECT_EQ(static_cast<int>(text_blob1_area * 2 + text_blob2_area * 2),
- static_cast<int>(list->AreaOfDrawText(gfx::Rect(500, 500))));
- }
- } // namespace cc
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