Florin Malita | c75e240 | 2018-01-03 16:17:29 -0500 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2011 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "SkRect.h" |
| 9 | #include "SkSGColor.h" |
| 10 | #include "SkSGDraw.h" |
| 11 | #include "SkSGGroup.h" |
| 12 | #include "SkSGInvalidationController.h" |
| 13 | #include "SkSGRect.h" |
| 14 | #include "SkSGTransform.h" |
| 15 | |
| 16 | #include "Test.h" |
| 17 | |
| 18 | #include <vector> |
| 19 | |
| 20 | static void check_inval(skiatest::Reporter* reporter, const sk_sp<sksg::Node>& root, |
| 21 | const SkRect& expected_bounds, |
| 22 | const SkRect& expected_inval_bounds, |
| 23 | const std::vector<SkRect>* expected_damage) { |
| 24 | sksg::InvalidationController ic; |
| 25 | const auto bbox = root->revalidate(&ic, SkMatrix::I()); |
| 26 | |
| 27 | if (0) { |
| 28 | printf("** bbox: [%f %f %f %f], ibbox: [%f %f %f %f]\n", |
| 29 | bbox.fLeft, bbox.fTop, bbox.fRight, bbox.fBottom, |
| 30 | ic.bounds().left(), ic.bounds().top(), ic.bounds().right(), ic.bounds().bottom()); |
| 31 | } |
| 32 | |
| 33 | REPORTER_ASSERT(reporter, bbox == expected_bounds); |
| 34 | REPORTER_ASSERT(reporter, ic.bounds() == expected_inval_bounds); |
| 35 | |
| 36 | if (expected_damage) { |
| 37 | REPORTER_ASSERT(reporter, expected_damage->size() == SkTo<size_t>(ic.end() - ic.begin())); |
| 38 | for (size_t i = 0; i < expected_damage->size(); ++i) { |
| 39 | const auto r1 = (*expected_damage)[i], |
| 40 | r2 = ic.begin()[i]; |
| 41 | if (0) { |
| 42 | printf("*** expected inval: [%f %f %f %f], actual: [%f %f %f %f]\n", |
| 43 | r1.left(), r1.top(), r1.right(), r1.bottom(), |
| 44 | r2.left(), r2.top(), r2.right(), r2.bottom()); |
| 45 | } |
| 46 | REPORTER_ASSERT(reporter, r1 == r2); |
| 47 | } |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | DEF_TEST(SGInvalidation, reporter) { |
| 52 | auto color = sksg::Color::Make(0xff000000); |
| 53 | auto r1 = sksg::Rect::Make(SkRect::MakeWH(100, 100)), |
| 54 | r2 = sksg::Rect::Make(SkRect::MakeWH(100, 100)); |
| 55 | auto grp = sksg::Group::Make(); |
| 56 | auto tr = sksg::Transform::Make(grp, SkMatrix::I()); |
| 57 | |
| 58 | grp->addChild(sksg::Draw::Make(r1, color)); |
| 59 | grp->addChild(sksg::Draw::Make(r2, color)); |
| 60 | |
| 61 | { |
| 62 | // Initial revalidation. |
| 63 | check_inval(reporter, tr, |
| 64 | SkRect::MakeWH(100, 100), |
| 65 | SkRect::MakeLargestS32(), |
| 66 | nullptr); |
| 67 | } |
| 68 | |
| 69 | { |
| 70 | // Move r2 to (200 100). |
| 71 | r2->setL(200); r2->setT(100); r2->setR(300); r2->setB(200); |
| 72 | std::vector<SkRect> damage = { {0, 0, 100, 100}, { 200, 100, 300, 200} }; |
| 73 | check_inval(reporter, tr, |
| 74 | SkRect::MakeWH(300, 200), |
| 75 | SkRect::MakeWH(300, 200), |
| 76 | &damage); |
| 77 | } |
| 78 | |
| 79 | { |
| 80 | // Update the common color. |
| 81 | // TODO: this doesn't work ATM as expected; fix and enable. |
| 82 | // color->setColor(0xffff0000); |
| 83 | // std::vector<SkRect> damage = { {0, 0, 100, 100}, { 200, 100, 300, 200} }; |
| 84 | // check_inval(reporter, tr, |
| 85 | // SkRect::MakeWH(300, 200), |
| 86 | // SkRect::MakeWH(300, 200), |
| 87 | // &damage); |
| 88 | } |
| 89 | |
| 90 | { |
| 91 | // Shrink r1. |
| 92 | r1->setR(50); |
| 93 | std::vector<SkRect> damage = { {0, 0, 100, 100}, { 0, 0, 50, 100} }; |
| 94 | check_inval(reporter, tr, |
| 95 | SkRect::MakeWH(300, 200), |
| 96 | SkRect::MakeWH(100, 100), |
| 97 | &damage); |
| 98 | } |
| 99 | |
| 100 | { |
| 101 | // Update transform. |
| 102 | tr->setMatrix(SkMatrix::MakeScale(2, 2)); |
| 103 | std::vector<SkRect> damage = { {0, 0, 300, 200}, { 0, 0, 600, 400} }; |
| 104 | check_inval(reporter, tr, |
| 105 | SkRect::MakeWH(600, 400), |
| 106 | SkRect::MakeWH(600, 400), |
| 107 | &damage); |
| 108 | } |
| 109 | |
| 110 | { |
| 111 | // Shrink r2 under transform. |
| 112 | r2->setR(250); |
| 113 | std::vector<SkRect> damage = { {400, 200, 600, 400}, { 400, 200, 500, 400} }; |
| 114 | check_inval(reporter, tr, |
| 115 | SkRect::MakeWH(500, 400), |
| 116 | SkRect::MakeLTRB(400, 200, 600, 400), |
| 117 | &damage); |
| 118 | } |
| 119 | } |