tests/PathOpsBuilderTest.cpp

/*
 * Copyright 2014 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "PathOpsExtendedTest.h"
#include "PathOpsTestCommon.h"
#include "SkBitmap.h"
#include "Test.h"

DEF_TEST(PathOpsBuilder, reporter) {
    SkOpBuilder builder;
    SkPath result;
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isEmpty());

    builder.add(result, kDifference_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isEmpty());

    builder.add(result, kUnion_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isEmpty());

    SkPath rectPath;
    rectPath.setFillType(SkPath::kEvenOdd_FillType);
    rectPath.addRect(0, 1, 2, 3, SkPath::kCW_Direction);
    builder.add(rectPath, kUnion_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    bool closed;
    SkPath::Direction dir;
    REPORTER_ASSERT(reporter, result.isRect(nullptr, &closed, &dir));
    REPORTER_ASSERT(reporter, closed);
    REPORTER_ASSERT(reporter, dir == SkPath::kCCW_Direction);
    int pixelDiff = comparePaths(reporter, __FUNCTION__, rectPath, result);
    REPORTER_ASSERT(reporter, pixelDiff == 0);

    rectPath.reset();
    rectPath.setFillType(SkPath::kEvenOdd_FillType);
    rectPath.addRect(0, 1, 2, 3, SkPath::kCCW_Direction);
    builder.add(rectPath, kUnion_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isRect(nullptr, &closed, &dir));
    REPORTER_ASSERT(reporter, closed);
    REPORTER_ASSERT(reporter, dir == SkPath::kCCW_Direction);
    REPORTER_ASSERT(reporter, rectPath == result);

    builder.add(rectPath, kDifference_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isEmpty());

    SkPath rect2, rect3;
    rect2.addRect(2, 1, 4, 3, SkPath::kCW_Direction);
    rect3.addRect(4, 1, 5, 3, SkPath::kCCW_Direction);
    builder.add(rectPath, kUnion_SkPathOp);
    builder.add(rect2, kUnion_SkPathOp);
    builder.add(rect3, kUnion_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    REPORTER_ASSERT(reporter, result.isRect(nullptr, &closed, &dir));
    REPORTER_ASSERT(reporter, closed);
    SkRect expected;
    expected.set(0, 1, 5, 3);
    REPORTER_ASSERT(reporter, result.getBounds() == expected);

    SkPath circle1, circle2, circle3;
    circle1.addCircle(5, 6, 4, SkPath::kCW_Direction);
    circle2.addCircle(7, 4, 8, SkPath::kCCW_Direction);
    circle3.addCircle(6, 5, 6, SkPath::kCW_Direction);
    SkPath opCompare;
    Op(circle1, circle2, kUnion_SkPathOp, &opCompare);
    Op(opCompare, circle3, kDifference_SkPathOp, &opCompare);
    builder.add(circle1, kUnion_SkPathOp);
    builder.add(circle2, kUnion_SkPathOp);
    builder.add(circle3, kDifference_SkPathOp);
    REPORTER_ASSERT(reporter, builder.resolve(&result));
    pixelDiff = comparePaths(reporter, __FUNCTION__, opCompare, result);
    REPORTER_ASSERT(reporter, pixelDiff == 0);
}

DEF_TEST(BuilderIssue3838, reporter) {
    SkPath path;
    path.moveTo(200, 170);
    path.lineTo(220, 170);
    path.lineTo(220, 230);
    path.lineTo(240, 230);
    path.lineTo(240, 210);
    path.lineTo(180, 210);
    path.lineTo(180, 190);
    path.lineTo(260, 190);
    path.lineTo(260, 250);
    path.lineTo(200, 250);
    path.lineTo(200, 170);
    path.close();
    SkPath path2;
    SkOpBuilder builder;
    builder.add(path, kUnion_SkPathOp);
    builder.resolve(&path2);
    int pixelDiff = comparePaths(reporter, __FUNCTION__, path, path2);
    REPORTER_ASSERT(reporter, pixelDiff == 0);
}

DEF_TEST(BuilderIssue3838_2, reporter) {
    SkPath path;
    path.addCircle(100, 100, 50);

    SkOpBuilder builder;
    builder.add(path, kUnion_SkPathOp);
    builder.add(path, kUnion_SkPathOp);

    SkPath result;
    builder.resolve(&result);
    int pixelDiff = comparePaths(reporter, __FUNCTION__, path, result);
    REPORTER_ASSERT(reporter, pixelDiff == 0);
}

DEF_TEST(BuilderIssue3838_3, reporter) {
    SkPath path;
    path.moveTo(40, 10);
    path.lineTo(60, 10);
    path.lineTo(60, 30);
    path.lineTo(40, 30);
    path.lineTo(40, 10);
    path.moveTo(41, 11);
    path.lineTo(41, 29);
    path.lineTo(59, 29);
    path.lineTo(59, 11);
    path.lineTo(41, 11);

    SkOpBuilder builder;
    builder.add(path, kUnion_SkPathOp);
    SkPath result;
    builder.resolve(&result);
    int pixelDiff = comparePaths(reporter, __FUNCTION__, path, result);
    REPORTER_ASSERT(reporter, pixelDiff == 0);
}

DEF_TEST(BuilderIssue502792_2, reporter) {
    SkPath path, pathB;
    path.setFillType(SkPath::kWinding_FillType);
    path.addRect(0, 0, 1, 1, SkPath::kCW_Direction);
    path.addRect(2, 2, 3, 3, SkPath::kCW_Direction);
    pathB.setFillType(SkPath::kEvenOdd_FillType);
    pathB.addRect(3, 3, 4, 4, SkPath::kCW_Direction);
    pathB.addRect(3, 3, 4, 4, SkPath::kCW_Direction);
    SkOpBuilder builder;
    builder.add(path, kUnion_SkPathOp);
    builder.add(pathB, kDifference_SkPathOp);
    SkPath result;
    builder.resolve(&result);
}

DEF_TEST(Fuzz846, reporter) {
/*
<clipPath id="clip-circle">
    <circle id="circle" cx="60" cy="60" r="50" />
</clipPath>
<clipPath id="clip-rect">
    <clipPath id="clip-rect">
        <clipPath id="clip-rect">
            <clipPath id="clip-rect">
                <rect x="10" y="30" width="0" height="60" />
                <rect x="10" y="30" width="0" height="60" />
                <rect x="10" y="30" width="100" height="60" />
                <rect x="10" y="30" width="32668" />
                <rect x="10" y="30" width="100" height="18446744073709551615" />
                <rect x="10" y="255" width="100" height="60" />
                <rect width="100" height="60" />
                <rect x="10" y="30" width="100" height="60" />
                <rect x="10" y="30" width="100" height="4294967236" />
                <rect x="10" y="30" width="100" height="60" />
            </clipPath>
            <rect x="10" y="30" width="0" height="60" />
            <rect x="10" y="30" width="0" height="0.18093252719929986369568203" />
            <rect x="10" y="30" width="100" height="60" />
            <rect x="10" y="30" width="32668" height="60" />
            <rect x="10" y="30" width="100" height="18446744073709551615" />
            <rect x="10" y="255" width="100" height="60" />
            <rect x="2147483649" y="30" width="100" height="60" />
            <rect x="10" y="30" width="100" height="60" />
            <rect x="10" y="30" width="100" height="60" />
            <rect x="10" y="30" width="100" height="60" />
        </clipPath>
        <rect x="10" y="30" width="0" height="60" />
        <rect x="10" y="30" width="0" height="60" />
        <rect x="10" y="30" width="100" height="60" />
        <rect x="10" y="30" width="32668" height="60" />
        <rect x="10" y="30" width="100" height="18446744073709551615" />
        <rect x="10" y="255" width="100" height="60" />
        <rect x="2147483649" y="30" width="100" height="60" />
        <rect x="10" y="30" width="100" height="60" />
        <rect x="10" y="2879753595" width="100" height="60" />
        <rect x="10" y="30" width="100" height="60" />
    </clipPath>
    <rect x="10" y="30" width="100" height="60" />
    <rect x="10" y="30" width="0" height="60" />
    <rect x="10" y="30" width="100" height="60" />
    <rect x="10" y="30" width="32668" height="60" />
    <rect x="10" y="30" width="100" height="18446744073709551615" />
    <rect x="10" y="255" width="100" height="60" />
    <rect x="2147483649" y="30" width="100" height="60" />
    <rect x="10" y="30" width="100" height="60" />
    <rect x="10" y="30" width="100" height="4294967236" />
    <rect x="10" y="30" width="100" height="4294967236" />
    <rect x="10" y="30" width="100" height="4294967236" />
    <rect x="10" y="30" width="100" height="4294967236" />
    <rect x="10" y="30" width="100" height="60" />
    <rect x="757798030" y="30" width="100" height="60" />
*/
    SkPath clipCircle, clipRect;
    SkPath inner;
    clipCircle.addCircle(60, 60, 50);             // <circle id="circle" cx="60" cy="60" r="50" />

    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+32668, 30+0);        // <rect x="10" y="30" width="32668" />
    inner.addRect(10, 30, 10+100, 30+18446744073709551615.f); // <rect x="10" y="30" width="100" height="18446744073709551615" />
    inner.addRect(10, 255, 10+100, 255+60);       // <rect x="10" y="255" width="100" height="60" />
    inner.addRect(0, 0, 0+100, 0+60);             //  <rect width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+4294967236.f); // <rect x="10" y="30" width="100" height="4294967236" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    clipRect.addPath(inner);
    inner.reset();
    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+0, 30+0.18093252719929986369568203f); // <rect x="10" y="30" width="0" height="0.18093252719929986369568203" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+32668, 30+60);       // <rect x="10" y="30" width="32668" height="60" />
    inner.addRect(10, 30, 10+100, 30+18446744073709551615.f); // <rect x="10" y="30" width="100" height="18446744073709551615" />
    inner.addRect(10, 255, 10+100, 255+60);       // <rect x="10" y="255" width="100" height="60" />
    inner.addRect(2147483649.f, 30, 2147483649.f+100, 30+60); // <rect x="2147483649" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    clipRect.addPath(inner);
    inner.reset();
    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+32668, 30+60);       // <rect x="10" y="30" width="32668" height="60" />
    inner.addRect(10, 30, 10+100, 30+18446744073709551615.f); // <rect x="10" y="30" width="100" height="18446744073709551615" />
    inner.addRect(10, 255, 10+100, 255+60);       // <rect x="10" y="255" width="100" height="60" />
    inner.addRect(2147483649.f, 30, 2147483649.f+100, 30+60); // <rect x="2147483649" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 2879753595.f, 10+100, 30+2879753595.f); // <rect x="10" y="2879753595" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    clipRect.addPath(inner);
    inner.reset();
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+0, 30+60);           // <rect x="10" y="30" width="0" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+32668, 30+60);       // <rect x="10" y="30" width="32668" height="60" />
    inner.addRect(10, 30, 10+100, 30+18446744073709551615.f); // <rect x="10" y="30" width="100" height="18446744073709551615" />
    inner.addRect(10, 255, 10+100, 255+60);       // <rect x="10" y="255" width="100" height="60" />
    inner.addRect(2147483649.f, 30, 2147483649.f+100, 30+60); // <rect x="2147483649" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(10, 30, 10+100, 30+4294967236.f); // <rect x="10" y="30" width="100" height="4294967236" />
    inner.addRect(10, 30, 10+100, 30+4294967236.f); // <rect x="10" y="30" width="100" height="4294967236" />
    inner.addRect(10, 30, 10+100, 30+4294967236.f); // <rect x="10" y="30" width="100" height="4294967236" />
    inner.addRect(10, 30, 10+100, 30+4294967236.f); // <rect x="10" y="30" width="100" height="4294967236" />
    inner.addRect(10, 30, 10+100, 30+60);         // <rect x="10" y="30" width="100" height="60" />
    inner.addRect(757798030.f, 30, 757798030.f+100, 30+60); // <rect x="757798030" y="30" width="100" height="60" />
    clipRect.addPath(inner);

    SkOpBuilder builder;
    builder.add(clipCircle, kUnion_SkPathOp);
    builder.add(clipRect, kDifference_SkPathOp);
    SkPath result;
    builder.resolve(&result);
}

DEF_TEST(Issue569540, reporter) {
    SkPath path1;
    path1.moveTo(5, -225);
    path1.lineTo(-225, 7425);
    path1.lineTo(7425, 7425);
    path1.lineTo(7425, -225);
    path1.lineTo(-225, -225);
    path1.lineTo(5, -225);
    path1.close();

    SkPath path2;
    path2.moveTo(5940, 2790);
    path2.lineTo(5940, 2160);
    path2.lineTo(5970, 1980);
    path2.lineTo(5688, 773669888);
    path2.lineTo(5688, 2160);
    path2.lineTo(5688, 2430);
    path2.lineTo(5400, 4590);
    path2.lineTo(5220, 4590);
    path2.lineTo(5220, 4920);
    path2.cubicTo(5182.22900390625f, 4948.328125f, 5160, 4992.78662109375f, 5160, 5040.00048828125f);
    path2.lineTo(5940, 2790);
    path2.close();

    SkOpBuilder builder;
    builder.add(path1, kUnion_SkPathOp);
    builder.add(path2, kUnion_SkPathOp);
    SkPath result;
    builder.resolve(&result);
}

DEF_TEST(SkOpBuilderFuzz665, reporter) {
    SkPath path;
    path.setFillType(SkPath::kEvenOdd_FillType);
path.moveTo(SkBits2Float(0xcc4264a7), SkBits2Float(0x4bb12e50));  // -5.0959e+07f, 2.32235e+07f
path.lineTo(SkBits2Float(0xcc4264b0), SkBits2Float(0x4bb12e48));  // -5.0959e+07f, 2.32234e+07f
path.lineTo(SkBits2Float(0xcc4264a7), SkBits2Float(0x4bb12e50));  // -5.0959e+07f, 2.32235e+07f
path.close();
    SkPath path1(path);
    path.reset();
    path.setFillType(SkPath::kWinding_FillType);
path.moveTo(SkBits2Float(0x43213333), SkBits2Float(0x43080000));  // 161.2f, 136
path.lineTo(SkBits2Float(0x43038000), SkBits2Float(0x43080000));  // 131.5f, 136
path.cubicTo(SkBits2Float(0x43038000), SkBits2Float(0x42f00000), SkBits2Float(0x42f16666), SkBits2Float(0x42d53333), SkBits2Float(0x42d3cccd), SkBits2Float(0x42cd6666));  // 131.5f, 120, 120.7f, 106.6f, 105.9f, 102.7f
path.lineTo(SkBits2Float(0x42e33333), SkBits2Float(0x42940000));  // 113.6f, 74
    SkPath path2(path);
    SkOpBuilder builder;
    builder.add(path1, kUnion_SkPathOp);
    builder.add(path2, kUnion_SkPathOp);
    SkPath result;
    builder.resolve(&result);
}

DEF_TEST(SkOpBuilder618991, reporter) {
    SkPath path0;
    path0.moveTo(140, 40);
    path0.lineTo(200, 210);
    path0.lineTo(40, 100);
    path0.lineTo(2.22223e+07f, 2.22222e+14f);
    path0.lineTo(2.22223e+07f, 2.22222e+14f);

    SkPath path1;
    path1.moveTo(160, 60);
    path1.lineTo(220, 230);
    path1.lineTo(60, 120);
    path1.lineTo(2.22223e+07f, 2.22222e+14f);
    path1.lineTo(2.22223e+07f, 2.22222e+14f);

    SkOpBuilder builder;
    builder.add(path0, SkPathOp::kUnion_SkPathOp);
    builder.add(path1, SkPathOp::kUnion_SkPathOp);
    builder.resolve(&path0);
}

DEF_TEST(SkOpBuilderKFuzz1, reporter) {
    SkPath path;
path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
path.lineTo(SkBits2Float(0x39008001), SkBits2Float(0xd31fbc1d));  // 0.000122547f, -6.86056e+11f
path.conicTo(SkBits2Float(0x246a205a), SkBits2Float(0x0080d3fb), SkBits2Float(0xce000001), SkBits2Float(0x04d31fbc), SkBits2Float(0x57a82c00));  // 5.07681e-17f, 1.1831e-38f, -5.36871e+08f, 4.9635e-36f, 3.69814e+14f
    SkPath path0(path);
    path.reset();
path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
path.cubicTo(SkBits2Float(0x80d3f924), SkBits2Float(0xcecece4f), SkBits2Float(0xcececece), SkBits2Float(0xcececece), SkBits2Float(0x9a9a9ace), SkBits2Float(0x9a9a9a9a));  // -1.94667e-38f, -1.73481e+09f, -1.73483e+09f, -1.73483e+09f, -6.3943e-23f, -6.39427e-23f
path.moveTo(SkBits2Float(0x9a9a019a), SkBits2Float(0xa59a9a9a));  // -6.36955e-23f, -2.68195e-16f
    SkPath path1(path);
SkOpBuilder builder;
    builder.add(path0, SkPathOp::kUnion_SkPathOp);
    builder.add(path1, SkPathOp::kUnion_SkPathOp);
    builder.resolve(&path);
}