| // Copyright 2013 The Flutter 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 "flutter/display_list/utils/dl_matrix_clip_tracker.h" |
| #include "gtest/gtest.h" |
| |
| namespace flutter { |
| namespace testing { |
| |
| TEST(DisplayListMatrixClipTracker, Constructor) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, 5, 15, 15); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Constructor4x4) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| // clang-format off |
| const SkM44 m44 = SkM44(4, 0, 0.5, 0, |
| 0, 4, 0.5, 0, |
| 0, 0, 4.0, 0, |
| 0, 0, 0.0, 1); |
| // clang-format on |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, 5, 15, 15); |
| |
| DisplayListMatrixClipTracker tracker(cull_rect, m44); |
| |
| ASSERT_TRUE(tracker.using_4x4_matrix()); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker.matrix_4x4(), m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, TransformTo4x4) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| // clang-format off |
| const SkM44 m44 = SkM44(4, 0, 0.5, 0, |
| 0, 4, 0.5, 0, |
| 0, 0, 4.0, 0, |
| 0, 0, 0.0, 1); |
| // clang-format on |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, 5, 15, 15); |
| |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| ASSERT_FALSE(tracker.using_4x4_matrix()); |
| |
| tracker.transform(m44); |
| ASSERT_TRUE(tracker.using_4x4_matrix()); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker.matrix_4x4(), m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, SetTo4x4) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| // clang-format off |
| const SkM44 m44 = SkM44(4, 0, 0.5, 0, |
| 0, 4, 0.5, 0, |
| 0, 0, 4.0, 0, |
| 0, 0, 0.0, 1); |
| // clang-format on |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, 5, 15, 15); |
| |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| ASSERT_FALSE(tracker.using_4x4_matrix()); |
| |
| tracker.setTransform(m44); |
| ASSERT_TRUE(tracker.using_4x4_matrix()); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker.matrix_4x4(), m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, UpgradeTo4x4SaveAndRestore) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| // clang-format off |
| const SkM44 m44 = SkM44(4, 0, 0.5, 0, |
| 0, 4, 0.5, 0, |
| 0, 0, 4.0, 0, |
| 0, 0, 0.0, 1); |
| // clang-format on |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, 5, 15, 15); |
| |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| ASSERT_FALSE(tracker.using_4x4_matrix()); |
| |
| tracker.save(); |
| ASSERT_FALSE(tracker.using_4x4_matrix()); |
| |
| tracker.transform(m44); |
| ASSERT_TRUE(tracker.using_4x4_matrix()); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker.matrix_4x4(), m44); |
| |
| tracker.restore(); |
| ASSERT_FALSE(tracker.using_4x4_matrix()); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.local_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker.matrix_4x4(), SkM44()); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Translate) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| const SkMatrix translated_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::Translate(5, 1)); |
| const SkM44 translated_m44 = SkM44(translated_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(0, 4, 10, 14); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.translate(5, 1); |
| tracker2.translate(5, 1); |
| |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), translated_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), translated_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), translated_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), translated_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Scale) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| const SkMatrix scaled_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::Scale(5, 2.5)); |
| const SkM44 scaled_m44 = SkM44(scaled_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(1, 2, 3, 6); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.scale(5, 2.5); |
| tracker2.scale(5, 2.5); |
| |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), scaled_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), scaled_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), scaled_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), scaled_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Skew) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| const SkMatrix skewed_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::Skew(.25, 0)); |
| const SkM44 skewed_m44 = SkM44(skewed_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(1.25, 5, 13.75, 15); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.skew(.25, 0); |
| tracker2.skew(.25, 0); |
| |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), skewed_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), skewed_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), skewed_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), skewed_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Rotate) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| const SkMatrix rotated_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::RotateDeg(90)); |
| const SkM44 rotated_m44 = SkM44(rotated_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(5, -15, 15, -5); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.rotate(90); |
| tracker2.rotate(90); |
| |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), rotated_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), rotated_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), rotated_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), rotated_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, Transform2DAffine) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| |
| const SkMatrix transformed_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::MakeAll(2, 0, 5, // |
| 0, 2, 6, // |
| 0, 0, 1)); |
| const SkM44 transformed_m44 = SkM44(transformed_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(0, -0.5, 5, 4.5); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.transform2DAffine(2, 0, 5, // |
| 0, 2, 6); |
| tracker2.transform2DAffine(2, 0, 5, // |
| 0, 2, 6); |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), transformed_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), transformed_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), transformed_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), transformed_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, TransformFullPerspectiveUsing3x3Matrix) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| |
| const SkMatrix transformed_matrix = |
| SkMatrix::Concat(matrix, SkMatrix::MakeAll(2, 0, 5, // |
| 0, 2, 6, // |
| 0, 0, 1)); |
| const SkM44 transformed_m44 = SkM44(transformed_matrix); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(0, -0.5, 5, 4.5); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.transformFullPerspective(2, 0, 0, 5, // |
| 0, 2, 0, 6, // |
| 0, 0, 1, 0, // |
| 0, 0, 0, 1); |
| tracker2.transformFullPerspective(2, 0, 0, 5, // |
| 0, 2, 0, 6, // |
| 0, 0, 1, 0, // |
| 0, 0, 0, 1); |
| ASSERT_FALSE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_3x3(), transformed_matrix); |
| ASSERT_EQ(tracker1.matrix_4x4(), transformed_m44); |
| |
| ASSERT_FALSE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_3x3(), transformed_matrix); |
| ASSERT_EQ(tracker2.matrix_4x4(), transformed_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, TransformFullPerspectiveUsing4x4Matrix) { |
| const SkRect cull_rect = SkRect::MakeLTRB(20, 20, 60, 60); |
| const SkMatrix matrix = SkMatrix::Scale(4, 4); |
| const SkM44 m44 = SkM44::Scale(4, 4); |
| |
| const SkM44 transformed_m44 = SkM44(m44, SkM44(2, 0, 0, 5, // |
| 0, 2, 0, 6, // |
| 0, 0, 1, 7, // |
| 0, 0, 0, 1)); |
| const SkRect local_cull_rect = SkRect::MakeLTRB(0, -0.5, 5, 4.5); |
| |
| DisplayListMatrixClipTracker tracker1(cull_rect, matrix); |
| DisplayListMatrixClipTracker tracker2(cull_rect, m44); |
| tracker1.transformFullPerspective(2, 0, 0, 5, // |
| 0, 2, 0, 6, // |
| 0, 0, 1, 7, // |
| 0, 0, 0, 1); |
| tracker2.transformFullPerspective(2, 0, 0, 5, // |
| 0, 2, 0, 6, // |
| 0, 0, 1, 7, // |
| 0, 0, 0, 1); |
| ASSERT_TRUE(tracker1.using_4x4_matrix()); |
| ASSERT_EQ(tracker1.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker1.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker1.matrix_4x4(), transformed_m44); |
| |
| ASSERT_TRUE(tracker2.using_4x4_matrix()); |
| ASSERT_EQ(tracker2.device_cull_rect(), cull_rect); |
| ASSERT_EQ(tracker2.local_cull_rect(), local_cull_rect); |
| ASSERT_EQ(tracker2.matrix_4x4(), transformed_m44); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, ClipDifference) { |
| SkRect cull_rect = SkRect::MakeLTRB(20, 20, 40, 40); |
| |
| auto non_reducing = [&cull_rect](const SkRect& diff_rect, |
| const std::string& label) { |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| tracker.clipRect(diff_rect, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect) << label; |
| } |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| const SkRRect diff_rrect = SkRRect::MakeRect(diff_rect); |
| tracker.clipRRect(diff_rrect, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect) << label << " (RRect)"; |
| } |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| const SkPath diff_path = SkPath().addRect(diff_rect); |
| tracker.clipPath(diff_path, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), cull_rect) << label << " (RRect)"; |
| } |
| }; |
| |
| auto reducing = [&cull_rect](const SkRect& diff_rect, |
| const SkRect& result_rect, |
| const std::string& label) { |
| ASSERT_TRUE(result_rect.isEmpty() || cull_rect.contains(result_rect)); |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| tracker.clipRect(diff_rect, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), result_rect) << label; |
| } |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| const SkRRect diff_rrect = SkRRect::MakeRect(diff_rect); |
| tracker.clipRRect(diff_rrect, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), result_rect) << label << " (RRect)"; |
| } |
| { |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| const SkPath diff_path = SkPath().addRect(diff_rect); |
| tracker.clipPath(diff_path, DlCanvas::ClipOp::kDifference, false); |
| ASSERT_EQ(tracker.device_cull_rect(), result_rect) << label << " (RRect)"; |
| } |
| }; |
| |
| // Skim the corners and edge |
| non_reducing(SkRect::MakeLTRB(10, 10, 20, 20), "outside UL corner"); |
| non_reducing(SkRect::MakeLTRB(20, 10, 40, 20), "Above"); |
| non_reducing(SkRect::MakeLTRB(40, 10, 50, 20), "outside UR corner"); |
| non_reducing(SkRect::MakeLTRB(40, 20, 50, 40), "Right"); |
| non_reducing(SkRect::MakeLTRB(40, 40, 50, 50), "outside LR corner"); |
| non_reducing(SkRect::MakeLTRB(20, 40, 40, 50), "Below"); |
| non_reducing(SkRect::MakeLTRB(10, 40, 20, 50), "outside LR corner"); |
| non_reducing(SkRect::MakeLTRB(10, 20, 20, 40), "Left"); |
| |
| // Overlap corners |
| non_reducing(SkRect::MakeLTRB(15, 15, 25, 25), "covering UL corner"); |
| non_reducing(SkRect::MakeLTRB(35, 15, 45, 25), "covering UR corner"); |
| non_reducing(SkRect::MakeLTRB(35, 35, 45, 45), "covering LR corner"); |
| non_reducing(SkRect::MakeLTRB(15, 35, 25, 45), "covering LL corner"); |
| |
| // Overlap edges, but not across an entire side |
| non_reducing(SkRect::MakeLTRB(20, 15, 39, 25), "Top edge left-biased"); |
| non_reducing(SkRect::MakeLTRB(21, 15, 40, 25), "Top edge, right biased"); |
| non_reducing(SkRect::MakeLTRB(35, 20, 45, 39), "Right edge, top-biased"); |
| non_reducing(SkRect::MakeLTRB(35, 21, 45, 40), "Right edge, bottom-biased"); |
| non_reducing(SkRect::MakeLTRB(20, 35, 39, 45), "Bottom edge, left-biased"); |
| non_reducing(SkRect::MakeLTRB(21, 35, 40, 45), "Bottom edge, right-biased"); |
| non_reducing(SkRect::MakeLTRB(15, 20, 25, 39), "Left edge, top-biased"); |
| non_reducing(SkRect::MakeLTRB(15, 21, 25, 40), "Left edge, bottom-biased"); |
| |
| // Slice all the way through the middle |
| non_reducing(SkRect::MakeLTRB(25, 15, 35, 45), "Vertical interior slice"); |
| non_reducing(SkRect::MakeLTRB(15, 25, 45, 35), "Horizontal interior slice"); |
| |
| // Slice off each edge |
| reducing(SkRect::MakeLTRB(20, 15, 40, 25), // |
| SkRect::MakeLTRB(20, 25, 40, 40), // |
| "Slice off top"); |
| reducing(SkRect::MakeLTRB(35, 20, 45, 40), // |
| SkRect::MakeLTRB(20, 20, 35, 40), // |
| "Slice off right"); |
| reducing(SkRect::MakeLTRB(20, 35, 40, 45), // |
| SkRect::MakeLTRB(20, 20, 40, 35), // |
| "Slice off bottom"); |
| reducing(SkRect::MakeLTRB(15, 20, 25, 40), // |
| SkRect::MakeLTRB(25, 20, 40, 40), // |
| "Slice off left"); |
| |
| // cull rect contains diff rect |
| non_reducing(SkRect::MakeLTRB(21, 21, 39, 39), "Contained, non-covering"); |
| |
| // cull rect equals diff rect |
| reducing(cull_rect, SkRect::MakeEmpty(), "Perfectly covering"); |
| |
| // diff rect contains cull rect |
| reducing(SkRect::MakeLTRB(15, 15, 45, 45), SkRect::MakeEmpty(), "Smothering"); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, ClipPathWithInvertFillType) { |
| SkRect cull_rect = SkRect::MakeLTRB(0, 0, 100.0, 100.0); |
| DisplayListMatrixClipTracker builder(cull_rect, SkMatrix::I()); |
| SkPath clip = SkPath().addCircle(10.2, 11.3, 2).addCircle(20.4, 25.7, 2); |
| clip.setFillType(SkPathFillType::kInverseWinding); |
| builder.clipPath(clip, DlCanvas::ClipOp::kIntersect, false); |
| |
| ASSERT_EQ(builder.local_cull_rect(), cull_rect); |
| ASSERT_EQ(builder.device_cull_rect(), cull_rect); |
| } |
| |
| TEST(DisplayListMatrixClipTracker, DiffClipPathWithInvertFillType) { |
| SkRect cull_rect = SkRect::MakeLTRB(0, 0, 100.0, 100.0); |
| DisplayListMatrixClipTracker tracker(cull_rect, SkMatrix::I()); |
| |
| SkPath clip = SkPath().addCircle(10.2, 11.3, 2).addCircle(20.4, 25.7, 2); |
| clip.setFillType(SkPathFillType::kInverseWinding); |
| SkRect clip_bounds = SkRect::MakeLTRB(8.2, 9.3, 22.4, 27.7); |
| tracker.clipPath(clip, DlCanvas::ClipOp::kDifference, false); |
| |
| ASSERT_EQ(tracker.local_cull_rect(), clip_bounds); |
| ASSERT_EQ(tracker.device_cull_rect(), clip_bounds); |
| } |
| |
| } // namespace testing |
| } // namespace flutter |
