/* * Copyright 2015 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/SkPath.h" #include "include/core/SkRRect.h" #include "src/core/SkPathPriv.h" #include "tests/Test.h" static SkRRect path_contains_rrect(skiatest::Reporter* reporter, const SkPath& path, SkPath::Direction* dir, unsigned* start) { SkRRect out; REPORTER_ASSERT(reporter, SkPathPriv::IsRRect(path, &out, dir, start)); SkPath recreatedPath; recreatedPath.addRRect(out, *dir, *start); REPORTER_ASSERT(reporter, path == recreatedPath); // Test that rotations/mirrors of the rrect path are still rrect paths and the returned // parameters for the transformed paths are correct. static const SkMatrix kMatrices[] = { SkMatrix::MakeScale(1, 1), SkMatrix::MakeScale(-1, 1), SkMatrix::MakeScale(1, -1), SkMatrix::MakeScale(-1, -1), }; for (auto& m : kMatrices) { SkPath xformed; path.transform(m, &xformed); SkRRect xrr = SkRRect::MakeRect(SkRect::MakeEmpty()); SkPath::Direction xd = SkPath::kCCW_Direction; unsigned xs = ~0U; REPORTER_ASSERT(reporter, SkPathPriv::IsRRect(xformed, &xrr, &xd, &xs)); recreatedPath.reset(); recreatedPath.addRRect(xrr, xd, xs); REPORTER_ASSERT(reporter, recreatedPath == xformed); } return out; } static SkRRect inner_path_contains_rrect(skiatest::Reporter* reporter, const SkRRect& in, SkPath::Direction dir, unsigned start) { switch (in.getType()) { case SkRRect::kEmpty_Type: case SkRRect::kRect_Type: case SkRRect::kOval_Type: return in; default: break; } SkPath path; path.addRRect(in, dir, start); SkPath::Direction outDir; unsigned outStart; SkRRect rrect = path_contains_rrect(reporter, path, &outDir, &outStart); REPORTER_ASSERT(reporter, outDir == dir && outStart == start); return rrect; } static void path_contains_rrect_check(skiatest::Reporter* reporter, const SkRRect& in, SkPath::Direction dir, unsigned start) { SkRRect out = inner_path_contains_rrect(reporter, in, dir, start); if (in != out) { SkDebugf(""); } REPORTER_ASSERT(reporter, in == out); } static void path_contains_rrect_nocheck(skiatest::Reporter* reporter, const SkRRect& in, SkPath::Direction dir, unsigned start) { SkRRect out = inner_path_contains_rrect(reporter, in, dir, start); if (in == out) { SkDebugf(""); } } static void path_contains_rrect_check(skiatest::Reporter* reporter, const SkRect& r, SkVector v[4], SkPath::Direction dir, unsigned start) { SkRRect rrect; rrect.setRectRadii(r, v); path_contains_rrect_check(reporter, rrect, dir, start); } class ForceIsRRect_Private { public: ForceIsRRect_Private(SkPath* path, SkPath::Direction dir, unsigned start) { path->fPathRef->setIsRRect(true, dir == SkPath::kCCW_Direction, start); } }; static void force_path_contains_rrect(skiatest::Reporter* reporter, SkPath& path, SkPath::Direction dir, unsigned start) { ForceIsRRect_Private force_rrect(&path, dir, start); SkPath::Direction outDir; unsigned outStart; path_contains_rrect(reporter, path, &outDir, &outStart); REPORTER_ASSERT(reporter, outDir == dir && outStart == start); } static void test_undetected_paths(skiatest::Reporter* reporter) { // We use a dummy path to get the exact conic weight used by SkPath for a circular arc. This // allows our local, hand-crafted, artisanal round rect paths below to exactly match the // factory made corporate paths produced by SkPath. SkPath dummyPath; dummyPath.addCircle(0, 0, 10); SkPath::RawIter iter(dummyPath); SkPoint dummyPts[4]; SkPath::Verb v = iter.next(dummyPts); REPORTER_ASSERT(reporter, SkPath::kMove_Verb == v); v = iter.next(dummyPts); REPORTER_ASSERT(reporter, SkPath::kConic_Verb == v); const SkScalar weight = iter.conicWeight(); SkPath path; path.moveTo(0, 62.5f); path.lineTo(0, 3.5f); path.conicTo(0, 0, 3.5f, 0, weight); path.lineTo(196.5f, 0); path.conicTo(200, 0, 200, 3.5f, weight); path.lineTo(200, 62.5f); path.conicTo(200, 66, 196.5f, 66, weight); path.lineTo(3.5f, 66); path.conicTo(0, 66, 0, 62.5, weight); path.close(); force_path_contains_rrect(reporter, path, SkPath::kCW_Direction, 6); path.reset(); path.moveTo(0, 81.5f); path.lineTo(0, 3.5f); path.conicTo(0, 0, 3.5f, 0, weight); path.lineTo(149.5, 0); path.conicTo(153, 0, 153, 3.5f, weight); path.lineTo(153, 81.5f); path.conicTo(153, 85, 149.5f, 85, weight); path.lineTo(3.5f, 85); path.conicTo(0, 85, 0, 81.5f, weight); path.close(); force_path_contains_rrect(reporter, path, SkPath::kCW_Direction, 6); path.reset(); path.moveTo(14, 1189); path.lineTo(14, 21); path.conicTo(14, 14, 21, 14, weight); path.lineTo(1363, 14); path.conicTo(1370, 14, 1370, 21, weight); path.lineTo(1370, 1189); path.conicTo(1370, 1196, 1363, 1196, weight); path.lineTo(21, 1196); path.conicTo(14, 1196, 14, 1189, weight); path.close(); force_path_contains_rrect(reporter, path, SkPath::kCW_Direction, 6); path.reset(); path.moveTo(14, 1743); path.lineTo(14, 21); path.conicTo(14, 14, 21, 14, weight); path.lineTo(1363, 14); path.conicTo(1370, 14, 1370, 21, weight); path.lineTo(1370, 1743); path.conicTo(1370, 1750, 1363, 1750, weight); path.lineTo(21, 1750); path.conicTo(14, 1750, 14, 1743, weight); path.close(); force_path_contains_rrect(reporter, path, SkPath::kCW_Direction, 6); } static const SkScalar kWidth = 100.0f; static const SkScalar kHeight = 100.0f; static void test_tricky_radii(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { { // crbug.com/458522 SkRRect rr; const SkRect bounds = { 3709, 3709, 3709 + 7402, 3709 + 29825 }; const SkScalar rad = 12814; const SkVector vec[] = { { rad, rad }, { 0, rad }, { rad, rad }, { 0, rad } }; rr.setRectRadii(bounds, vec); path_contains_rrect_check(reporter, rr, dir, start); } { // crbug.com//463920 SkRect r = SkRect::MakeLTRB(0, 0, 1009, 33554432.0); SkVector radii[4] = { { 13.0f, 8.0f }, { 170.0f, 2.0 }, { 256.0f, 33554432.0 }, { 110.0f, 5.0f } }; SkRRect rr; rr.setRectRadii(r, radii); path_contains_rrect_nocheck(reporter, rr, dir, start); } } } } static void test_empty_crbug_458524(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { SkRRect rr; const SkRect bounds = { 3709, 3709, 3709 + 7402, 3709 + 29825 }; const SkScalar rad = 40; rr.setRectXY(bounds, rad, rad); path_contains_rrect_check(reporter, rr, dir, start); SkRRect other; SkMatrix matrix; matrix.setScale(0, 1); rr.transform(matrix, &other); path_contains_rrect_check(reporter, rr, dir, start); } } } static void test_inset(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { SkRRect rr, rr2; SkRect r = { 0, 0, 100, 100 }; rr.setRect(r); rr.inset(-20, -20, &rr2); path_contains_rrect_check(reporter, rr, dir, start); rr.inset(20, 20, &rr2); path_contains_rrect_check(reporter, rr, dir, start); rr.inset(r.width()/2, r.height()/2, &rr2); path_contains_rrect_check(reporter, rr, dir, start); rr.setRectXY(r, 20, 20); rr.inset(19, 19, &rr2); path_contains_rrect_check(reporter, rr, dir, start); rr.inset(20, 20, &rr2); path_contains_rrect_check(reporter, rr, dir, start); } } } static void test_9patch_rrect(skiatest::Reporter* reporter, const SkRect& rect, SkScalar l, SkScalar t, SkScalar r, SkScalar b, bool checkRadii) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { SkRRect rr; rr.setNinePatch(rect, l, t, r, b); if (checkRadii) { path_contains_rrect_check(reporter, rr, dir, start); } else { path_contains_rrect_nocheck(reporter, rr, dir, start); } SkRRect rr2; // construct the same RR using the most general set function SkVector radii[4] = { { l, t }, { r, t }, { r, b }, { l, b } }; rr2.setRectRadii(rect, radii); if (checkRadii) { path_contains_rrect_check(reporter, rr, dir, start); } else { path_contains_rrect_nocheck(reporter, rr, dir, start); } } } } // Test out the basic API entry points static void test_round_rect_basic(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { //---- SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); SkRRect rr1; rr1.setRect(rect); path_contains_rrect_check(reporter, rr1, dir, start); SkRRect rr1_2; // construct the same RR using the most general set function SkVector rr1_2_radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } }; rr1_2.setRectRadii(rect, rr1_2_radii); path_contains_rrect_check(reporter, rr1_2, dir, start); SkRRect rr1_3; // construct the same RR using the nine patch set function rr1_3.setNinePatch(rect, 0, 0, 0, 0); path_contains_rrect_check(reporter, rr1_2, dir, start); //---- SkPoint halfPoint = { SkScalarHalf(kWidth), SkScalarHalf(kHeight) }; SkRRect rr2; rr2.setOval(rect); path_contains_rrect_check(reporter, rr2, dir, start); SkRRect rr2_2; // construct the same RR using the most general set function SkVector rr2_2_radii[4] = { { halfPoint.fX, halfPoint.fY }, { halfPoint.fX, halfPoint.fY }, { halfPoint.fX, halfPoint.fY }, { halfPoint.fX, halfPoint.fY } }; rr2_2.setRectRadii(rect, rr2_2_radii); path_contains_rrect_check(reporter, rr2_2, dir, start); SkRRect rr2_3; // construct the same RR using the nine patch set function rr2_3.setNinePatch(rect, halfPoint.fX, halfPoint.fY, halfPoint.fX, halfPoint.fY); path_contains_rrect_check(reporter, rr2_3, dir, start); //---- SkPoint p = { 5, 5 }; SkRRect rr3; rr3.setRectXY(rect, p.fX, p.fY); path_contains_rrect_check(reporter, rr3, dir, start); SkRRect rr3_2; // construct the same RR using the most general set function SkVector rr3_2_radii[4] = { { 5, 5 }, { 5, 5 }, { 5, 5 }, { 5, 5 } }; rr3_2.setRectRadii(rect, rr3_2_radii); path_contains_rrect_check(reporter, rr3_2, dir, start); SkRRect rr3_3; // construct the same RR using the nine patch set function rr3_3.setNinePatch(rect, 5, 5, 5, 5); path_contains_rrect_check(reporter, rr3_3, dir, start); //---- test_9patch_rrect(reporter, rect, 10, 9, 8, 7, true); { // Test out the rrect from skia:3466 SkRect rect2 = SkRect::MakeLTRB(0.358211994f, 0.755430222f, 0.872866154f, 0.806214333f); test_9patch_rrect(reporter, rect2, 0.926942348f, 0.642850280f, 0.529063463f, 0.587844372f, false); } //---- SkPoint radii2[4] = { { 0, 0 }, { 0, 0 }, { 50, 50 }, { 20, 50 } }; SkRRect rr5; rr5.setRectRadii(rect, radii2); path_contains_rrect_check(reporter, rr5, dir, start); } } } // Test out the cases when the RR degenerates to a rect static void test_round_rect_rects(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { //---- SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); SkRRect rr1; rr1.setRectXY(rect, 0, 0); path_contains_rrect_check(reporter, rr1, dir, start); //---- SkPoint radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } }; SkRRect rr2; rr2.setRectRadii(rect, radii); path_contains_rrect_check(reporter, rr2, dir, start); //---- SkPoint radii2[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; SkRRect rr3; rr3.setRectRadii(rect, radii2); path_contains_rrect_check(reporter, rr3, dir, start); } } } // Test out the cases when the RR degenerates to an oval static void test_round_rect_ovals(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { //---- SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); SkRRect rr1; rr1.setRectXY(rect, SkScalarHalf(kWidth), SkScalarHalf(kHeight)); path_contains_rrect_check(reporter, rr1, dir, start); } } } // Test out the non-degenerate RR cases static void test_round_rect_general(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { //---- SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); SkRRect rr1; rr1.setRectXY(rect, 20, 20); path_contains_rrect_check(reporter, rr1, dir, start); //---- SkPoint radii[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } }; SkRRect rr2; rr2.setRectRadii(rect, radii); path_contains_rrect_check(reporter, rr2, dir, start); } } } static void test_round_rect_iffy_parameters(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight); SkPoint radii[4] = { { 50, 100 }, { 100, 50 }, { 50, 100 }, { 100, 50 } }; SkRRect rr1; rr1.setRectRadii(rect, radii); path_contains_rrect_nocheck(reporter, rr1, dir, start); } } } static void set_radii(SkVector radii[4], int index, float rad) { sk_bzero(radii, sizeof(SkVector) * 4); radii[index].set(rad, rad); } static void test_skbug_3239(skiatest::Reporter* reporter) { const float min = SkBits2Float(0xcb7f16c8); /* -16717512.000000 */ const float max = SkBits2Float(0x4b7f1c1d); /* 16718877.000000 */ const float big = SkBits2Float(0x4b7f1bd7); /* 16718807.000000 */ const float rad = 33436320; const SkRect rectx = SkRect::MakeLTRB(min, min, max, big); const SkRect recty = SkRect::MakeLTRB(min, min, big, max); for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { SkVector radii[4]; for (int i = 0; i < 4; ++i) { set_radii(radii, i, rad); path_contains_rrect_check(reporter, rectx, radii, dir, start); path_contains_rrect_check(reporter, recty, radii, dir, start); } } } } static void test_mix(skiatest::Reporter* reporter) { for (auto dir : {SkPath::kCW_Direction, SkPath::kCCW_Direction}) { for (int start = 0; start < 8; ++start) { // Test out mixed degenerate and non-degenerate geometry with Conics const SkVector radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 100, 100 } }; SkRect r = SkRect::MakeWH(100, 100); SkRRect rr; rr.setRectRadii(r, radii); path_contains_rrect_check(reporter, rr, dir, start); } } } DEF_TEST(RoundRectInPath, reporter) { test_tricky_radii(reporter); test_empty_crbug_458524(reporter); test_inset(reporter); test_round_rect_basic(reporter); test_round_rect_rects(reporter); test_round_rect_ovals(reporter); test_round_rect_general(reporter); test_undetected_paths(reporter); test_round_rect_iffy_parameters(reporter); test_skbug_3239(reporter); test_mix(reporter); } DEF_TEST(RRect_fragile, reporter) { SkRect rect = { SkBits2Float(0x1f800000), // 0x003F0000 was the starter value that also fails SkBits2Float(0x1400001C), SkBits2Float(0x3F000004), SkBits2Float(0x3F000004), }; SkPoint radii[] = { { SkBits2Float(0x00000001), SkBits2Float(0x00000001) }, { SkBits2Float(0x00000020), SkBits2Float(0x00000001) }, { SkBits2Float(0x00000000), SkBits2Float(0x00000000) }, { SkBits2Float(0x3F000004), SkBits2Float(0x3F000004) }, }; SkRRect rr; // please don't assert if (false) { // disable until we fix this SkDebugf("%g 0x%08X\n", rect.fLeft, SkFloat2Bits(rect.fLeft)); rr.setRectRadii(rect, radii); } }