| /* |
| * 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, |
| SkPathDirection* 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()); |
| SkPathDirection xd = SkPathDirection::kCCW; |
| 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, |
| SkPathDirection 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); |
| SkPathDirection 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, |
| SkPathDirection 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, |
| SkPathDirection 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], SkPathDirection 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, SkPathDirection dir, unsigned start) { |
| path->fPathRef->setIsRRect(true, dir == SkPathDirection::kCCW, start); |
| } |
| }; |
| |
| static void force_path_contains_rrect(skiatest::Reporter* reporter, SkPath& path, |
| SkPathDirection dir, unsigned start) { |
| ForceIsRRect_Private force_rrect(&path, dir, start); |
| SkPathDirection 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, SkPathDirection::kCW, 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, SkPathDirection::kCW, 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, SkPathDirection::kCW, 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, SkPathDirection::kCW, 6); |
| } |
| |
| static const SkScalar kWidth = 100.0f; |
| static const SkScalar kHeight = 100.0f; |
| |
| static void test_tricky_radii(skiatest::Reporter* reporter) { |
| for (auto dir : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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 : {SkPathDirection::kCW, SkPathDirection::kCCW}) { |
| 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); |
| } |
| } |
| |
