Ejemplo n.º 1
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    virtual void onDraw(SkCanvas* canvas) {
        constexpr SkScalar kOffset = 35000.0f;
        constexpr SkScalar kExtents = 1000.0f;

        SkPictureRecorder recorder;
        // We record a picture of huge vertical extents in which we clear the canvas to red, create
        // a 'extents' by 'extents' round rect clip at a vertical offset of 'offset', then draw
        // green into that.
        SkCanvas* rec = recorder.beginRecording(kExtents, kOffset + kExtents, nullptr, 0);
        rec->drawColor(SK_ColorRED);
        rec->save();
        SkRect r = SkRect::MakeXYWH(-kExtents, kOffset - kExtents, 2 * kExtents, 2 * kExtents);
        SkPath p;
        p.addRoundRect(r, 5, 5);
        rec->clipPath(p, true);
        rec->drawColor(SK_ColorGREEN);
        rec->restore();
        sk_sp<SkPicture> pict(recorder.finishRecordingAsPicture());

        // Next we play that picture into another picture of the same size.
        pict->playback(recorder.beginRecording(pict->cullRect().width(),
                                               pict->cullRect().height(),
                                               nullptr, 0));
        sk_sp<SkPicture> pict2(recorder.finishRecordingAsPicture());

        // Finally we play the part of that second picture that should be green into the canvas.
        canvas->save();
        canvas->translate(kExtents / 2, -(kOffset - kExtents / 2));
        pict2->playback(canvas);
        canvas->restore();

        // If the image is red, we erroneously decided the clipPath was empty and didn't record
        // the green drawColor, if it's green we're all good.
    }
Ejemplo n.º 2
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    virtual void onDrawContent(SkCanvas* canvas) {
        canvas->drawColor(SK_ColorWHITE);
        canvas->translate(SkIntToScalar(20), SkIntToScalar(20));

        static const CanvasProc gProc[] = {
            show_text, show_thick, show_hair, show_fill
        };
        
        SkRect r = { 0, 0, SkIntToScalar(W), SkIntToScalar(H) };
        SkPath clipPath;
        r.inset(SK_Scalar1 / 4, SK_Scalar1 / 4);
        clipPath.addRoundRect(r, SkIntToScalar(20), SkIntToScalar(20));

//        clipPath.toggleInverseFillType();

        for (int aa = 0; aa <= 1; ++aa) {
            canvas->save();
            for (size_t i = 0; i < SK_ARRAY_COUNT(gProc); ++i) {
                canvas->save();
                canvas->clipPath(clipPath, SkRegion::kIntersect_Op, true);
//                canvas->drawColor(SK_ColorWHITE);
                gProc[i](canvas, SkToBool(aa));
                canvas->restore();
                canvas->translate(W * SK_Scalar1 * 8 / 7, 0);
            }
            canvas->restore();
            canvas->translate(0, H * SK_Scalar1 * 8 / 7);
        }
    }
Ejemplo n.º 3
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	PathEffectView()
    {
        SkRandom    rand;
        int         steps = 20;
        SkScalar    dist = SkIntToScalar(400);
        SkScalar    x = SkIntToScalar(20);
        SkScalar    y = SkIntToScalar(50);
        
        fPath.moveTo(x, y);
        for (int i = 0; i < steps; i++)
        {
            x += dist/steps;
            SkScalar tmpY = y + SkIntToScalar(rand.nextS() % 25);
            if (i == steps/2) {
                fPath.moveTo(x, tmpY);
            } else {
                fPath.lineTo(x, tmpY);
            }
        }

        {
            SkRect  oval;
            oval.set(SkIntToScalar(20), SkIntToScalar(30),
                     SkIntToScalar(100), SkIntToScalar(60));
            oval.offset(x, 0);
            fPath.addRoundRect(oval, SkIntToScalar(8), SkIntToScalar(8));
        }
        
        fClickPt.set(SkIntToScalar(200), SkIntToScalar(200));
    }
Ejemplo n.º 4
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    void onOnceBeforeDraw() override {
        SkRandom    rand;
        int         steps = 20;
        SkScalar    dist = SkIntToScalar(400);
        SkScalar    x = SkIntToScalar(20);
        SkScalar    y = SkIntToScalar(50);

        fPath.moveTo(x, y);
        for (int i = 0; i < steps; i++) {
            x += dist/steps;
            SkScalar tmpY = y + SkIntToScalar(rand.nextS() % 25);
            if (i == steps/2) {
                fPath.moveTo(x, tmpY);
            } else {
                fPath.lineTo(x, tmpY);
            }
        }

        {
            SkRect  oval;
            oval.set(SkIntToScalar(20), SkIntToScalar(30),
                     SkIntToScalar(100), SkIntToScalar(60));
            oval.offset(x, 0);
            fPath.addRoundRect(oval, SkIntToScalar(8), SkIntToScalar(8));
        }

        fClickPt.set(SkIntToScalar(200), SkIntToScalar(200));

        this->setBGColor(0xFFDDDDDD);
    }
Ejemplo n.º 5
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    virtual void onDraw(int loops, SkCanvas* canvas) {

        SkPaint paint;
        this->setupPaint(&paint);

        for (int i = 0; i < loops; ++i) {
            // jostle the clip regions each time to prevent caching
            fClipRect.offset((i % 2) == 0 ? SkIntToScalar(10) : SkIntToScalar(-10), 0);
            fClipPath.reset();
            fClipPath.addRoundRect(fClipRect,
                                   SkIntToScalar(5), SkIntToScalar(5));
            SkASSERT(fClipPath.isConvex());

            canvas->save();
#if 1
            if (fDoPath) {
                canvas->clipPath(fClipPath, kReplace_SkClipOp, fDoAA);
            } else {
                canvas->clipRect(fClipRect, kReplace_SkClipOp, fDoAA);
            }

            canvas->drawRect(fDrawRect, paint);
#else
            // this path tests out directly draw the clip primitive
            // use it to comparing just drawing the clip vs. drawing using
            // the clip
            if (fDoPath) {
                canvas->drawPath(fClipPath, paint);
            } else {
                canvas->drawRect(fClipRect, paint);
            }
#endif
            canvas->restore();
        }
    }
Ejemplo n.º 6
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    void onDraw(SkCanvas* canvas) override {
        SkPictureRecorder recorder;
        SkCanvas* rec = recorder.beginRecording(1200, 900, nullptr, 0);
        SkPath p;
        SkRect r = {
            SkIntToScalar(100),
            SkIntToScalar(200),
            SkIntToScalar(400),
            SkIntToScalar(700)
        };
        p.addRoundRect(r, SkIntToScalar(50), SkIntToScalar(50));
        rec->clipPath(p, SkRegion::kIntersect_Op, true);
        rec->translate(SkIntToScalar(250), SkIntToScalar(250));
        rec->clipPath(p, SkRegion::kIntersect_Op, true);
        rec->drawColor(0xffff0000);
        sk_sp<SkPicture> pict(recorder.finishRecordingAsPicture());

        canvas->setAllowSimplifyClip(true);
        canvas->save();
        canvas->drawPicture(pict);
        canvas->restore();

        canvas->setAllowSimplifyClip(false);
        canvas->save();
        canvas->translate(SkIntToScalar(1200 / 2), 0);
        canvas->drawPicture(pict);
        canvas->restore();
    }
Ejemplo n.º 7
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 static void setAAClip(SkAAClip* clip, const SkIRect& rect)
     {
     SkRect r;
     r.set(rect);
     SkPath path;
     path.addRoundRect(r, SkIntToScalar(5), SkIntToScalar(5));
     clip->setPath(path);
     }
Ejemplo n.º 8
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    void onDraw(SkCanvas* canvas) override {
        canvas->translate(8.5f, 8.5f);

        const SkRect rect = { 0, 0, 80, 80 };
        const SkScalar RAD = rect.width()/8;

        int i = 0;
        for (int insetFirst = 0; insetFirst <= 1; ++insetFirst) {
            for (int doEvenOdd = 0; doEvenOdd <= 1; ++doEvenOdd) {
                for (int outerRR = 0; outerRR <= 1; ++outerRR) {
                    for (int innerRR = 0; innerRR <= 1; ++innerRR) {
                        for (int outerCW = 0; outerCW <= 1; ++outerCW) {
                            for (int innerCW = 0; innerCW <= 1; ++innerCW) {
                                SkPath path;
                                path.setFillType(doEvenOdd ? SkPath::kEvenOdd_FillType : SkPath::kWinding_FillType);
                                SkPath::Direction outerDir = outerCW ? SkPath::kCW_Direction : SkPath::kCCW_Direction;
                                SkPath::Direction innerDir = innerCW ? SkPath::kCW_Direction : SkPath::kCCW_Direction;

                                SkRect r = insetFirst ? inset(rect) : rect;
                                if (outerRR) {
                                    path.addRoundRect(r, RAD, RAD, outerDir);
                                } else {
                                    path.addRect(r, outerDir);
                                }
                                r = insetFirst ? rect : inset(rect);
                                if (innerRR) {
                                    path.addRoundRect(r, RAD, RAD, innerDir);
                                } else {
                                    path.addRect(r, innerDir);
                                }

                                SkScalar dx = (i / 8) * rect.width() * 6 / 5;
                                SkScalar dy = (i % 8) * rect.height() * 6 / 5;
                                i++;
                                path.offset(dx, dy);

                                this->show(canvas, path);
                            }
                        }
                    }
                }
            }
        }
    }
Ejemplo n.º 9
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    AAClipBuilderBench(void* param, bool doPath, bool doAA) : INHERITED(param) {
        fDoPath = doPath;
        fDoAA = doAA;

        fName.printf("aaclip_build_%s_%s", doPath ? "path" : "rect",
                     doAA ? "AA" : "BW");

        fRegion.setRect(0, 0, 640, 480);
        fRect.set(fRegion.getBounds());
        fRect.inset(SK_Scalar1/4, SK_Scalar1/4);
        fPath.addRoundRect(fRect, SkIntToScalar(20), SkIntToScalar(20));
    }
Ejemplo n.º 10
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    virtual void onDraw(SkCanvas* canvas) {

        createShader();
        createMaskFilter();

        canvas->save();

        // draw a letter "M" with a green & red striped texture and a
        // stipple mask with a round rect soft clip
        SkPaint paint;
        paint.setAntiAlias(true);
        sk_tool_utils::set_portable_typeface(&paint);
        paint.setTextSize(72);
        paint.setShader(fShader.get());
        paint.setMaskFilter(fMaskFilter.get());

        SkRect temp;
        temp.set(SkIntToScalar(115),
                 SkIntToScalar(75),
                 SkIntToScalar(144),
                 SkIntToScalar(110));

        SkPath path;
        path.addRoundRect(temp, SkIntToScalar(5), SkIntToScalar(5));

        canvas->clipPath(path, SkRegion::kReplace_Op, true); // AA is on

        canvas->drawText("M", 1,
                         SkIntToScalar(100), SkIntToScalar(100),
                         paint);

        canvas->restore();

        // Now draw stroked versions of the "M" and the round rect so we can
        // see what is going on
        SkPaint paint2;
        paint2.setColor(SK_ColorBLACK);
        paint2.setAntiAlias(true);
        sk_tool_utils::set_portable_typeface(&paint2);
        paint2.setTextSize(72);
        paint2.setStyle(SkPaint::kStroke_Style);
        paint2.setStrokeWidth(1);
        canvas->drawText("M", 1,
                         SkIntToScalar(100), SkIntToScalar(100),
                         paint2);

        paint2.setColor(SK_ColorGRAY);

        canvas->drawPath(path, paint2);
    }
Ejemplo n.º 11
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    virtual void onDraw(SkCanvas* canvas)
    {
        this->drawBG(canvas);
        
        fSweep = SampleCode::GetAnimScalar(SkIntToScalar(360)/24,
                                           SkIntToScalar(360));
//        fSweep = SkFloatToScalar(359.99f);

        SkRect  r;
        SkPaint paint;
        
        paint.setAntiAlias(true);
        paint.setStrokeWidth(SkIntToScalar(2));
        paint.setStyle(SkPaint::kStroke_Style);
        
        r.set(0, 0, SkIntToScalar(200), SkIntToScalar(200));
        r.offset(SkIntToScalar(20), SkIntToScalar(20));
        
        if (false) {
            const SkScalar d = SkIntToScalar(3);
            const SkScalar rad[] = { d, d, d, d, d, d, d, d };
            SkPath path;
            path.addRoundRect(r, rad);
            canvas->drawPath(path, paint);
            return;
        }

        drawRectWithLines(canvas, r, paint);
        
   //     printf("----- sweep %g %X\n", SkScalarToFloat(fSweep), SkDegreesToRadians(fSweep));
        
        
        paint.setStyle(SkPaint::kFill_Style);
        paint.setColor(0x800000FF);
        canvas->drawArc(r, 0, fSweep, true, paint);

        paint.setColor(0x800FF000);
        canvas->drawArc(r, 0, fSweep, false, paint);

        paint.setStyle(SkPaint::kStroke_Style);
        paint.setColor(SK_ColorRED);
        canvas->drawArc(r, 0, fSweep, true, paint);
        
        paint.setStrokeWidth(0);
        paint.setColor(SK_ColorBLUE);
        canvas->drawArc(r, 0, fSweep, false, paint);
        
        drawArcs(canvas);
        this->inval(NULL);
    }
static VertexBuffer* tessellateRoundRect(const TessellationCache::Description& description) {
    SkRect rect = SkRect::MakeWH(description.shape.roundRect.width,
            description.shape.roundRect.height);
    float rx = description.shape.roundRect.rx;
    float ry = description.shape.roundRect.ry;
    if (description.style == SkPaint::kStrokeAndFill_Style) {
        float outset = description.strokeWidth / 2;
        rect.outset(outset, outset);
        rx += outset;
        ry += outset;
    }
    SkPath path;
    path.addRoundRect(rect, rx, ry);
    return tessellatePath(description, path);
}
Ejemplo n.º 13
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void draw(SkCanvas* canvas) {
    SkPaint paint;
    paint.setAntiAlias(true);
    for (auto xradius : { 0, 7, 13, 20 } ) {
        for (auto yradius : { 0, 9, 18, 40 } ) {
            SkPath path;
            path.addRoundRect({10, 10, 36, 46}, xradius, yradius);
            paint.setColor(path.isRect(nullptr) ? SK_ColorRED : path.isOval(nullptr) ?
                           SK_ColorBLUE : path.isConvex() ? SK_ColorGRAY : SK_ColorGREEN);
            canvas->drawPath(path, paint);
            canvas->translate(64, 0);
        }
        canvas->translate(-256, 64);
    }
}
Ejemplo n.º 14
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PathTexture* RoundRectShapeCache::getRoundRect(float width, float height,
        float rx, float ry, SkPaint* paint) {
    RoundRectShapeCacheEntry entry(width, height, rx, ry, paint);
    PathTexture* texture = get(entry);

    if (!texture) {
        SkPath path;
        SkRect r;
        r.set(0.0f, 0.0f, width, height);
        path.addRoundRect(r, rx, ry, SkPath::kCW_Direction);

        texture = addTexture(entry, &path, paint);
    }

    return texture;
}
Ejemplo n.º 15
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    AAClipBench(bool doPath, bool doAA)
        : fDoPath(doPath)
        , fDoAA(doAA) {

        fName.printf("aaclip_%s_%s",
                     doPath ? "path" : "rect",
                     doAA ? "AA" : "BW");

        fClipRect.set(10.5f, 10.5f,
                      50.5f, 50.5f);
        fClipPath.addRoundRect(fClipRect, SkIntToScalar(10), SkIntToScalar(10));
        fDrawRect.set(SkIntToScalar(0), SkIntToScalar(0),
                      SkIntToScalar(100), SkIntToScalar(100));

        SkASSERT(fClipPath.isConvex());
    }
Ejemplo n.º 16
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    virtual void onDrawContent(SkCanvas* canvas) {
#if 1
        SkAAClip aaclip;
        SkPath path;
        SkRect bounds;

        bounds.set(0, 0, 20, 20);
        bounds.inset(SK_ScalarHalf, SK_ScalarHalf);

//        path.addRect(bounds);
//        path.addOval(bounds);
        path.addRoundRect(bounds, 4, 4);
        aaclip.setPath(path);
        canvas->translate(30, 30);
        drawClip(canvas, aaclip);

        SkAAClip aaclip2;
        path.offset(10, 10);
        aaclip2.setPath(path);
        canvas->translate(30, 0);
        drawClip(canvas, aaclip2);

        SkAAClip aaclip3;
        aaclip3.op(aaclip, aaclip2, SkRegion::kIntersect_Op);
        canvas->translate(30, 0);
        drawClip(canvas, aaclip3);

#endif

#if 0
        SkRect r;
        r.set(0, 0, this->width(), this->height());
        r.inset(20, 20);
        canvas->clipRect(r);

        SkPath path;
        path.addRect(r);
        SkPaint paint;
        paint.setAntiAlias(true);
        paint.setColor(SK_ColorRED);
        canvas->drawPath(path, paint);
#endif
    }
Ejemplo n.º 17
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    void recurse(SkCanvas* canvas,
                 int depth,
                 const SkPoint& offset) {

            canvas->save();

            SkRect temp = SkRect::MakeLTRB(0, 0,
                                           fSizes[depth].fX, fSizes[depth].fY);
            temp.offset(offset);

            SkPath path;
            path.addRoundRect(temp, SkIntToScalar(3), SkIntToScalar(3));
            SkASSERT(path.isConvex());

            canvas->clipPath(path,
                             0 == depth ? SkRegion::kReplace_Op :
                                          SkRegion::kIntersect_Op,
                             fDoAA);

            if (kNestingDepth == depth) {
                // we only draw the draw rect at the lowest nesting level
                SkPaint paint;
                paint.setColor(0xff000000 | fRandom.nextU());
                canvas->drawRect(fDrawRect, paint);
            } else {
                SkPoint childOffset = offset;
                this->recurse(canvas, depth+1, childOffset);

                childOffset += fSizes[depth+1];
                this->recurse(canvas, depth+1, childOffset);

                childOffset.fX = offset.fX + fSizes[depth+1].fX;
                childOffset.fY = offset.fY;
                this->recurse(canvas, depth+1, childOffset);

                childOffset.fX = offset.fX;
                childOffset.fY = offset.fY + fSizes[depth+1].fY;
                this->recurse(canvas, depth+1, childOffset);
            }

            canvas->restore();
    }
PathTexture* PathCache::getRoundRect(float width, float height,
        float rx, float ry, const SkPaint* paint) {
    PathDescription entry(kShapeRoundRect, paint);
    entry.shape.roundRect.mWidth = width;
    entry.shape.roundRect.mHeight = height;
    entry.shape.roundRect.mRx = rx;
    entry.shape.roundRect.mRy = ry;

    PathTexture* texture = get(entry);

    if (!texture) {
        SkPath path;
        SkRect r;
        r.set(0.0f, 0.0f, width, height);
        path.addRoundRect(r, rx, ry, SkPath::kCW_Direction);

        texture = addTexture(entry, &path, paint);
    }

    return texture;
}
Ejemplo n.º 19
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static void TestParsePath(skiatest::Reporter* reporter) {
    for (size_t i = 0; i < SK_ARRAY_COUNT(gRec); i++) {
        SkPath  path;
        bool success = SkParsePath::FromSVGString(gRec[i].fStr, &path);
        REPORTER_ASSERT(reporter, success);
        const SkRect& expectedBounds = gRec[i].fBounds;
        const SkRect& pathBounds = path.getBounds();
        REPORTER_ASSERT(reporter, expectedBounds == pathBounds);

        test_to_from(reporter, path);
    }

    SkRect r;
    r.set(0, 0, SkFloatToScalar(10), SkFloatToScalar(10.5f));
    SkPath p;
    p.addRect(r);
    test_to_from(reporter, p);
    p.addOval(r);
    test_to_from(reporter, p);
    p.addRoundRect(r, SkFloatToScalar(4), SkFloatToScalar(4.5f));
    test_to_from(reporter, p);
}
Ejemplo n.º 20
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    virtual void onDraw(SkCanvas* canvas) {
        int offset = 35000;
        int extents = 1000;

        // We record a picture of huge vertical extents in which we clear the canvas to red, create
        // a 'extents' by 'extents' round rect clip at a vertical offset of 'offset', then draw
        // green into that.
        SkPicture pict;
        SkCanvas* rec = pict.beginRecording(100, offset + extents);
        rec->drawColor(0xffff0000);
        rec->save();
        SkRect r = {
            SkIntToScalar(-extents),
            SkIntToScalar(offset - extents),
            SkIntToScalar(extents),
            SkIntToScalar(offset + extents)
        };
        SkPath p;
        p.addRoundRect(r, 5, 5);
        rec->clipPath(p, SkRegion::kIntersect_Op, true);
        rec->drawColor(0xff00ff00);
        rec->restore();
        pict.endRecording();

        // Next we play that picture into another picture of the same size.
        SkPicture pict2;
        pict.draw(pict2.beginRecording(100, offset + extents));
        pict2.endRecording();

        // Finally we play the part of that second picture that should be green into the canvas.
        canvas->save();
        canvas->translate(SkIntToScalar(extents / 2),
                          SkIntToScalar(-(offset - extents / 2)));
        pict2.draw(canvas);
        canvas->restore();

        // If the image is red, we erroneously decided the clipPath was empty and didn't record
        // the green drawColor, if it's green we're all good.
    }
Ejemplo n.º 21
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SkPath makePath() {
    SkPath path;
    for (uint32_t cIndex = 0; cIndex < fPathContourCount; ++cIndex) {
        uint32_t segments = makeSegmentCount();
        for (uint32_t sIndex = 0; sIndex < segments; ++sIndex) {
            RandomAddPath addPathType = makeAddPathType();
            ++fAddCount;
            if (fPrintName) {
                SkDebugf("%.*s%s\n", fPathDepth * 3, fTab,
                        gRandomAddPathNames[addPathType]);
            }
            switch (addPathType) {
                case kAddArc: {
                    SkRect oval = makeRect();
                    SkScalar startAngle = makeAngle();
                    SkScalar sweepAngle = makeAngle();
                    path.addArc(oval, startAngle, sweepAngle);
                    validate(path);
                    } break;
                case kAddRoundRect1: {
                    SkRect rect = makeRect();
                    SkScalar rx = makeScalar(), ry = makeScalar();
                    SkPath::Direction dir = makeDirection();
                    path.addRoundRect(rect, rx, ry, dir);
                    validate(path);
                    } break;
                case kAddRoundRect2: {
                    SkRect rect = makeRect();
                    SkScalar radii[8];
                    makeScalarArray(SK_ARRAY_COUNT(radii), radii);
                    SkPath::Direction dir = makeDirection();
                    path.addRoundRect(rect, radii, dir);
                    validate(path);
                    } break;
                case kAddRRect: {
                    SkRRect rrect = makeRRect();
                    SkPath::Direction dir = makeDirection();
                    path.addRRect(rrect, dir);
                    validate(path);
                    } break;
                case kAddPoly: {
                    SkTDArray<SkPoint> points;
                    makePointArray(&points);
                    bool close = makeBool();
                    path.addPoly(&points[0], points.count(), close);
                    validate(path);
                    } break;
                case kAddPath1:
                    if (fPathDepth < fPathDepthLimit) {
                        ++fPathDepth;
                        SkPath src = makePath();
                        validate(src);
                        SkScalar dx = makeScalar();
                        SkScalar dy = makeScalar();
                        SkPath::AddPathMode mode = makeAddPathMode();
                        path.addPath(src, dx, dy, mode);
                        --fPathDepth;
                        validate(path);
                    }
                    break;
                case kAddPath2:
                    if (fPathDepth < fPathDepthLimit) {
                        ++fPathDepth;
                        SkPath src = makePath();
                        validate(src);
                        SkPath::AddPathMode mode = makeAddPathMode();
                        path.addPath(src, mode);
                        --fPathDepth;
                        validate(path);
                    }
                    break;
                case kAddPath3:
                    if (fPathDepth < fPathDepthLimit) {
                        ++fPathDepth;
                        SkPath src = makePath();
                        validate(src);
                        SkMatrix matrix = makeMatrix();
                        SkPath::AddPathMode mode = makeAddPathMode();
                        path.addPath(src, matrix, mode);
                        --fPathDepth;
                        validate(path);
                    }
                    break;
                case kReverseAddPath:
                    if (fPathDepth < fPathDepthLimit) {
                        ++fPathDepth;
                        SkPath src = makePath();
                        validate(src);
                        path.reverseAddPath(src);
                        --fPathDepth;
                        validate(path);
                    }
                    break;
                case kMoveToPath: {
                    SkScalar x = makeScalar();
                    SkScalar y = makeScalar();
                    path.moveTo(x, y);
                    validate(path);
                    } break;
                case kRMoveToPath: {
                    SkScalar x = makeScalar();
                    SkScalar y = makeScalar();
                    path.rMoveTo(x, y);
                    validate(path);
                    } break;
                case kLineToPath: {
                    SkScalar x = makeScalar();
                    SkScalar y = makeScalar();
                    path.lineTo(x, y);
                    validate(path);
                    } break;
                case kRLineToPath: {
                    SkScalar x = makeScalar();
                    SkScalar y = makeScalar();
                    path.rLineTo(x, y);
                    validate(path);
                    } break;
                case kQuadToPath: {
                    SkPoint pt[2];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    path.quadTo(pt[0], pt[1]);
                    validate(path);
                    } break;
                case kRQuadToPath: {
                    SkPoint pt[2];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    path.rQuadTo(pt[0].fX, pt[0].fY, pt[1].fX, pt[1].fY);
                    validate(path);
                    } break;
                case kConicToPath: {
                    SkPoint pt[2];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    SkScalar weight = makeScalar();
                    path.conicTo(pt[0], pt[1], weight);
                    validate(path);
                    } break;
                case kRConicToPath: {
                    SkPoint pt[2];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    SkScalar weight = makeScalar();
                    path.rConicTo(pt[0].fX, pt[0].fY, pt[1].fX, pt[1].fY, weight);
                    validate(path);
                    } break;
                case kCubicToPath: {
                    SkPoint pt[3];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    path.cubicTo(pt[0], pt[1], pt[2]);
                    validate(path);
                    } break;
                case kRCubicToPath: {
                    SkPoint pt[3];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    path.rCubicTo(pt[0].fX, pt[0].fY, pt[1].fX, pt[1].fY, pt[2].fX, pt[2].fY);
                    validate(path);
                    } break;
                case kArcToPath: {
                    SkPoint pt[2];
                    makePointArray(SK_ARRAY_COUNT(pt), pt);
                    SkScalar radius = makeScalar();
                    path.arcTo(pt[0], pt[1], radius);
                    validate(path);
                    } break;
                case kArcTo2Path: {
                    SkRect oval = makeRect();
                    SkScalar startAngle = makeAngle();
                    SkScalar sweepAngle = makeAngle();
                    bool forceMoveTo = makeBool();
                    path.arcTo(oval, startAngle, sweepAngle, forceMoveTo);
                    validate(path);
                    } break;
                case kClosePath:
                    path.close();
                    validate(path);
                    break;
            }
        }
    }
    return path;
}