| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkStream.h" |
| #include "include/core/SkTextBlob.h" |
| #include "include/core/SkTypeface.h" |
| #include "modules/skottie/include/Skottie.h" |
| #include "modules/skottie/include/SkottieProperty.h" |
| #include "modules/skottie/src/text/SkottieShaper.h" |
| #include "src/core/SkTextBlobPriv.h" |
| |
| #include "tests/Test.h" |
| |
| #include <cmath> |
| #include <tuple> |
| #include <vector> |
| |
| using namespace skottie; |
| |
| DEF_TEST(Skottie_OssFuzz8956, reporter) { |
| static constexpr char json[] = |
| "{\"v\":\" \",\"fr\":3,\"w\":4,\"h\":3,\"layers\":[{\"ty\": 1, \"sw\": 10, \"sh\": 10," |
| " \"sc\":\"#ffffff\", \"ks\":{\"o\":{\"a\": true, \"k\":" |
| " [{\"t\": 0, \"s\": 0, \"e\": 1, \"i\": {\"x\":[]}}]}}}]}"; |
| |
| SkMemoryStream stream(json, strlen(json)); |
| |
| // Passes if parsing doesn't crash. |
| auto animation = Animation::Make(&stream); |
| } |
| |
| DEF_TEST(Skottie_Properties, reporter) { |
| static constexpr char json[] = R"({ |
| "v": "5.2.1", |
| "w": 100, |
| "h": 100, |
| "fr": 1, |
| "ip": 0, |
| "op": 1, |
| "layers": [ |
| { |
| "ty": 4, |
| "nm": "layer_0", |
| "ind": 0, |
| "ip": 0, |
| "op": 1, |
| "ks": { |
| "o": { "a": 0, "k": 50 } |
| }, |
| "shapes": [ |
| { |
| "ty": "el", |
| "nm": "geometry_0", |
| "p": { "a": 0, "k": [ 50, 50 ] }, |
| "s": { "a": 0, "k": [ 50, 50 ] } |
| }, |
| { |
| "ty": "fl", |
| "nm": "fill_0", |
| "c": { "a": 0, "k": [ 1, 0, 0] } |
| }, |
| { |
| "ty": "tr", |
| "nm": "shape_transform_0", |
| "o": { "a": 0, "k": 100 }, |
| "s": { "a": 0, "k": [ 50, 50 ] } |
| } |
| ] |
| } |
| ] |
| })"; |
| |
| class TestPropertyObserver final : public PropertyObserver { |
| public: |
| struct ColorInfo { |
| SkString node_name; |
| SkColor color; |
| }; |
| |
| struct OpacityInfo { |
| SkString node_name; |
| float opacity; |
| }; |
| |
| struct TransformInfo { |
| SkString node_name; |
| skottie::TransformPropertyValue transform; |
| }; |
| |
| void onColorProperty(const char node_name[], |
| const PropertyObserver::LazyHandle<ColorPropertyHandle>& lh) override { |
| fColors.push_back({SkString(node_name), lh()->get()}); |
| } |
| |
| void onOpacityProperty(const char node_name[], |
| const PropertyObserver::LazyHandle<OpacityPropertyHandle>& lh) override { |
| fOpacities.push_back({SkString(node_name), lh()->get()}); |
| } |
| |
| void onTransformProperty(const char node_name[], |
| const PropertyObserver::LazyHandle<TransformPropertyHandle>& lh) override { |
| fTransforms.push_back({SkString(node_name), lh()->get()}); |
| } |
| |
| const std::vector<ColorInfo>& colors() const { return fColors; } |
| const std::vector<OpacityInfo>& opacities() const { return fOpacities; } |
| const std::vector<TransformInfo>& transforms() const { return fTransforms; } |
| |
| private: |
| std::vector<ColorInfo> fColors; |
| std::vector<OpacityInfo> fOpacities; |
| std::vector<TransformInfo> fTransforms; |
| }; |
| |
| SkMemoryStream stream(json, strlen(json)); |
| auto observer = sk_make_sp<TestPropertyObserver>(); |
| |
| auto animation = skottie::Animation::Builder() |
| .setPropertyObserver(observer) |
| .make(&stream); |
| |
| REPORTER_ASSERT(reporter, animation); |
| |
| const auto& colors = observer->colors(); |
| REPORTER_ASSERT(reporter, colors.size() == 1); |
| REPORTER_ASSERT(reporter, colors[0].node_name.equals("fill_0")); |
| REPORTER_ASSERT(reporter, colors[0].color == 0xffff0000); |
| |
| const auto& opacities = observer->opacities(); |
| REPORTER_ASSERT(reporter, opacities.size() == 2); |
| REPORTER_ASSERT(reporter, opacities[0].node_name.equals("shape_transform_0")); |
| REPORTER_ASSERT(reporter, SkScalarNearlyEqual(opacities[0].opacity, 100)); |
| REPORTER_ASSERT(reporter, opacities[1].node_name.equals("layer_0")); |
| REPORTER_ASSERT(reporter, SkScalarNearlyEqual(opacities[1].opacity, 50)); |
| |
| const auto& transforms = observer->transforms(); |
| REPORTER_ASSERT(reporter, transforms.size() == 2); |
| REPORTER_ASSERT(reporter, transforms[0].node_name.equals("shape_transform_0")); |
| REPORTER_ASSERT(reporter, transforms[0].transform == skottie::TransformPropertyValue({ |
| SkPoint::Make(0, 0), |
| SkPoint::Make(0, 0), |
| SkVector::Make(50, 50), |
| 0, |
| 0, |
| 0 |
| })); |
| REPORTER_ASSERT(reporter, transforms[1].node_name.equals("layer_0")); |
| REPORTER_ASSERT(reporter, transforms[1].transform == skottie::TransformPropertyValue({ |
| SkPoint::Make(0, 0), |
| SkPoint::Make(0, 0), |
| SkVector::Make(100, 100), |
| 0, |
| 0, |
| 0 |
| })); |
| } |
| |
| DEF_TEST(Skottie_Annotations, reporter) { |
| static constexpr char json[] = R"({ |
| "v": "5.2.1", |
| "w": 100, |
| "h": 100, |
| "fr": 10, |
| "ip": 0, |
| "op": 100, |
| "layers": [ |
| { |
| "ty": 1, |
| "ind": 0, |
| "ip": 0, |
| "op": 1, |
| "ks": { |
| "o": { "a": 0, "k": 50 } |
| }, |
| "sw": 100, |
| "sh": 100, |
| "sc": "#ffffff" |
| } |
| ], |
| "markers": [ |
| { |
| "cm": "marker_1", |
| "dr": 25, |
| "tm": 25 |
| }, |
| { |
| "cm": "marker_2", |
| "dr": 0, |
| "tm": 75 |
| } |
| ] |
| })"; |
| |
| class TestMarkerObserver final : public MarkerObserver { |
| public: |
| void onMarker(const char name[], float t0, float t1) override { |
| fMarkers.push_back(std::make_tuple(name, t0, t1)); |
| } |
| |
| std::vector<std::tuple<std::string, float, float>> fMarkers; |
| }; |
| |
| SkMemoryStream stream(json, strlen(json)); |
| auto observer = sk_make_sp<TestMarkerObserver>(); |
| |
| auto animation = skottie::Animation::Builder() |
| .setMarkerObserver(observer) |
| .make(&stream); |
| |
| REPORTER_ASSERT(reporter, animation); |
| |
| REPORTER_ASSERT(reporter, observer->fMarkers.size() == 2ul); |
| REPORTER_ASSERT(reporter, std::get<0>(observer->fMarkers[0]) == "marker_1"); |
| REPORTER_ASSERT(reporter, std::get<1>(observer->fMarkers[0]) == 0.25f); |
| REPORTER_ASSERT(reporter, std::get<2>(observer->fMarkers[0]) == 0.50f); |
| REPORTER_ASSERT(reporter, std::get<0>(observer->fMarkers[1]) == "marker_2"); |
| REPORTER_ASSERT(reporter, std::get<1>(observer->fMarkers[1]) == 0.75f); |
| REPORTER_ASSERT(reporter, std::get<2>(observer->fMarkers[1]) == 0.75f); |
| } |
| |
| static SkRect ComputeBlobBounds(const sk_sp<SkTextBlob>& blob) { |
| auto bounds = SkRect::MakeEmpty(); |
| |
| if (!blob) { |
| return bounds; |
| } |
| |
| SkAutoSTArray<16, SkRect> glyphBounds; |
| |
| SkTextBlobRunIterator it(blob.get()); |
| |
| for (SkTextBlobRunIterator it(blob.get()); !it.done(); it.next()) { |
| glyphBounds.reset(SkToInt(it.glyphCount())); |
| it.font().getBounds(it.glyphs(), it.glyphCount(), glyphBounds.get(), nullptr); |
| |
| SkASSERT(it.positioning() == SkTextBlobRunIterator::kFull_Positioning); |
| for (uint32_t i = 0; i < it.glyphCount(); ++i) { |
| bounds.join(glyphBounds[i].makeOffset(it.pos()[i * 2 ], |
| it.pos()[i * 2 + 1])); |
| } |
| } |
| |
| return bounds; |
| } |
| |
| static SkRect ComputeShapeResultBounds(const skottie::Shaper::Result& res) { |
| auto bounds = SkRect::MakeEmpty(); |
| |
| for (const auto& fragment : res.fFragments) { |
| bounds.join(ComputeBlobBounds(fragment.fBlob).makeOffset(fragment.fPos.x(), |
| fragment.fPos.y())); |
| } |
| |
| return bounds; |
| } |
| |
| DEF_TEST(Skottie_Shaper_HAlign, reporter) { |
| auto typeface = SkTypeface::MakeDefault(); |
| REPORTER_ASSERT(reporter, typeface); |
| |
| static constexpr struct { |
| SkScalar text_size, |
| tolerance; |
| } kTestSizes[] = { |
| // These gross tolerances are required for the test to pass on NativeFonts bots. |
| // Might be worth investigating why we need so much slack. |
| { 5, 2.0f }, |
| { 10, 2.0f }, |
| { 15, 2.4f }, |
| { 25, 4.4f }, |
| }; |
| |
| static constexpr struct { |
| SkTextUtils::Align align; |
| SkScalar l_selector, |
| r_selector; |
| } kTestAligns[] = { |
| { SkTextUtils:: kLeft_Align, 0.0f, 1.0f }, |
| { SkTextUtils::kCenter_Align, 0.5f, 0.5f }, |
| { SkTextUtils:: kRight_Align, 1.0f, 0.0f }, |
| }; |
| |
| const SkString text("Foo, bar.\rBaz."); |
| const SkPoint text_point = SkPoint::Make(100, 100); |
| |
| for (const auto& tsize : kTestSizes) { |
| for (const auto& talign : kTestAligns) { |
| const skottie::Shaper::TextDesc desc = { |
| typeface, |
| tsize.text_size, |
| tsize.text_size, |
| talign.align, |
| skottie::Shaper::VAlign::kTopBaseline, |
| Shaper::Flags::kNone |
| }; |
| |
| const auto shape_result = skottie::Shaper::Shape(text, desc, text_point); |
| REPORTER_ASSERT(reporter, shape_result.fFragments.size() == 1ul); |
| REPORTER_ASSERT(reporter, shape_result.fFragments[0].fBlob); |
| |
| const auto shape_bounds = ComputeShapeResultBounds(shape_result); |
| REPORTER_ASSERT(reporter, !shape_bounds.isEmpty()); |
| |
| const auto expected_l = text_point.x() - shape_bounds.width() * talign.l_selector; |
| REPORTER_ASSERT(reporter, |
| std::fabs(shape_bounds.left() - expected_l) < tsize.tolerance, |
| "%f %f %f %f %d", shape_bounds.left(), expected_l, tsize.tolerance, |
| tsize.text_size, talign.align); |
| |
| const auto expected_r = text_point.x() + shape_bounds.width() * talign.r_selector; |
| REPORTER_ASSERT(reporter, |
| std::fabs(shape_bounds.right() - expected_r) < tsize.tolerance, |
| "%f %f %f %f %d", shape_bounds.right(), expected_r, tsize.tolerance, |
| tsize.text_size, talign.align); |
| |
| } |
| } |
| } |
| |
| DEF_TEST(Skottie_Shaper_VAlign, reporter) { |
| auto typeface = SkTypeface::MakeDefault(); |
| REPORTER_ASSERT(reporter, typeface); |
| |
| static constexpr struct { |
| SkScalar text_size, |
| tolerance; |
| } kTestSizes[] = { |
| // These gross tolerances are required for the test to pass on NativeFonts bots. |
| // Might be worth investigating why we need so much slack. |
| { 5, 2.0f }, |
| { 10, 4.0f }, |
| { 15, 5.5f }, |
| { 25, 8.0f }, |
| }; |
| |
| struct { |
| skottie::Shaper::VAlign align; |
| SkScalar topFactor; |
| } kTestAligns[] = { |
| { skottie::Shaper::VAlign::kTop , 0.0f }, |
| { skottie::Shaper::VAlign::kCenter, 0.5f }, |
| // TODO: any way to test kTopBaseline? |
| }; |
| |
| const SkString text("Foo, bar.\rBaz."); |
| const auto text_box = SkRect::MakeXYWH(100, 100, 1000, 1000); // large-enough to avoid breaks. |
| |
| |
| for (const auto& tsize : kTestSizes) { |
| for (const auto& talign : kTestAligns) { |
| const skottie::Shaper::TextDesc desc = { |
| typeface, |
| tsize.text_size, |
| tsize.text_size, |
| SkTextUtils::Align::kCenter_Align, |
| talign.align, |
| Shaper::Flags::kNone |
| }; |
| |
| const auto shape_result = skottie::Shaper::Shape(text, desc, text_box); |
| REPORTER_ASSERT(reporter, shape_result.fFragments.size() == 1ul); |
| REPORTER_ASSERT(reporter, shape_result.fFragments[0].fBlob); |
| |
| const auto shape_bounds = ComputeShapeResultBounds(shape_result); |
| REPORTER_ASSERT(reporter, !shape_bounds.isEmpty()); |
| |
| const auto v_diff = text_box.height() - shape_bounds.height(); |
| |
| const auto expected_t = text_box.top() + v_diff * talign.topFactor; |
| REPORTER_ASSERT(reporter, |
| std::fabs(shape_bounds.top() - expected_t) < tsize.tolerance, |
| "%f %f %f %f %d", shape_bounds.top(), expected_t, tsize.tolerance, |
| tsize.text_size, SkToU32(talign.align)); |
| |
| const auto expected_b = text_box.bottom() - v_diff * (1 - talign.topFactor); |
| REPORTER_ASSERT(reporter, |
| std::fabs(shape_bounds.bottom() - expected_b) < tsize.tolerance, |
| "%f %f %f %f %d", shape_bounds.bottom(), expected_b, tsize.tolerance, |
| tsize.text_size, SkToU32(talign.align)); |
| } |
| } |
| } |
| |
| DEF_TEST(Skottie_Shaper_FragmentGlyphs, reporter) { |
| skottie::Shaper::TextDesc desc = { |
| SkTypeface::MakeDefault(), |
| 18, |
| 18, |
| SkTextUtils::Align::kCenter_Align, |
| Shaper::VAlign::kTop, |
| Shaper::Flags::kNone |
| }; |
| |
| const SkString text("Foo bar baz"); |
| const auto text_box = SkRect::MakeWH(100, 100); |
| |
| { |
| const auto shape_result = skottie::Shaper::Shape(text, desc, text_box); |
| // Default/consolidated mode => single blob result. |
| REPORTER_ASSERT(reporter, shape_result.fFragments.size() == 1ul); |
| REPORTER_ASSERT(reporter, shape_result.fFragments[0].fBlob); |
| } |
| |
| { |
| desc.fFlags = Shaper::Flags::kFragmentGlyphs; |
| const auto shape_result = skottie::Shaper::Shape(text, desc, text_box); |
| // Fragmented mode => one blob per glyph. |
| const size_t expectedSize = text.size(); |
| REPORTER_ASSERT(reporter, shape_result.fFragments.size() == expectedSize); |
| for (size_t i = 0; i < expectedSize; ++i) { |
| REPORTER_ASSERT(reporter, shape_result.fFragments[i].fBlob); |
| } |
| } |
| } |