C++ SkASSERT函数代码示例

SK_API sk_sp<SkFontMgr> SkFontMgr_New_FCI(sk_sp<SkFontConfigInterface> fci) {
    SkASSERT(fci);
    return sk_make_sp<SkFontMgr_FCI>(std::move(fci));
}

void GrBitmapTextContext::drawText(const GrPaint& paint, const SkPaint& skPaint,
                                   const char text[], size_t byteLength,
                                   SkScalar x, SkScalar y) {
    SkASSERT(byteLength == 0 || text != NULL);

    // nothing to draw
    if (text == NULL || byteLength == 0 /*|| fRC->isEmpty()*/) {
        return;
    }

    this->init(paint, skPaint);

    if (NULL == fDrawTarget) {
        return;
    }

    SkDrawCacheProc glyphCacheProc = fSkPaint.getDrawCacheProc();

    SkAutoGlyphCache    autoCache(fSkPaint, &fDeviceProperties, &fContext->getMatrix());
    SkGlyphCache*       cache = autoCache.getCache();
    GrFontScaler*       fontScaler = GetGrFontScaler(cache);
    if (NULL == fStrike) {
        fStrike = fContext->getFontCache()->getStrike(fontScaler, false);
    }

    // transform our starting point
    {
        SkPoint loc;
        fContext->getMatrix().mapXY(x, y, &loc);
        x = loc.fX;
        y = loc.fY;
    }

    // need to measure first
    if (fSkPaint.getTextAlign() != SkPaint::kLeft_Align) {
        SkVector    stop;

        MeasureText(cache, glyphCacheProc, text, byteLength, &stop);

        SkScalar    stopX = stop.fX;
        SkScalar    stopY = stop.fY;

        if (fSkPaint.getTextAlign() == SkPaint::kCenter_Align) {
            stopX = SkScalarHalf(stopX);
            stopY = SkScalarHalf(stopY);
        }
        x -= stopX;
        y -= stopY;
    }

    const char* stop = text + byteLength;

    // allocate vertices
    SkASSERT(NULL == fVertices);
    bool useColorVerts = kA8_GrMaskFormat == fStrike->getMaskFormat();
    if (useColorVerts) {
        fDrawTarget->drawState()->setVertexAttribs<gTextVertexWithColorAttribs>(
                                                    SK_ARRAY_COUNT(gTextVertexWithColorAttribs));
    } else {
        fDrawTarget->drawState()->setVertexAttribs<gTextVertexAttribs>(
                                                    SK_ARRAY_COUNT(gTextVertexAttribs));
    }
    int numGlyphs = fSkPaint.textToGlyphs(text, byteLength, NULL);
    bool success = fDrawTarget->reserveVertexAndIndexSpace(4*numGlyphs,
                                                           0,
                                                           &fVertices,
                                                           NULL);
    GrAlwaysAssert(success);

    SkAutoKern autokern;

    SkFixed fxMask = ~0;
    SkFixed fyMask = ~0;
    SkFixed halfSampleX, halfSampleY;
    if (cache->isSubpixel()) {
        halfSampleX = halfSampleY = (SK_FixedHalf >> SkGlyph::kSubBits);
        SkAxisAlignment baseline = SkComputeAxisAlignmentForHText(fContext->getMatrix());
        if (kX_SkAxisAlignment == baseline) {
            fyMask = 0;
            halfSampleY = SK_FixedHalf;
        } else if (kY_SkAxisAlignment == baseline) {
            fxMask = 0;
            halfSampleX = SK_FixedHalf;
        }
    } else {

//.........这里部分代码省略.........

            // The above may return null if compose results in a pass through of the prim color.
            if (shaderFP) {
                grPaint->addColorFragmentProcessor(std::move(shaderFP));
            }

            // We can ignore origColor here - alpha is unchanged by gamma
            GrColor paintAlpha = SkColorAlphaToGrColor(skPaint.getColor());
            if (GrColor_WHITE != paintAlpha) {
                // No gamut conversion - paintAlpha is a (linear) alpha value, splatted to all
                // color channels. It's value should be treated as the same in ANY color space.
                grPaint->addColorFragmentProcessor(GrConstColorProcessor::Make(
                    GrColor4f::FromGrColor(paintAlpha),
                    GrConstColorProcessor::InputMode::kModulateRGBA));
            }
        } else {
            // The shader's FP sees the paint unpremul color
            grPaint->setColor4f(origColor);
            grPaint->addColorFragmentProcessor(std::move(shaderFP));
        }
    } else {
        if (primColorMode) {
            // There is a blend between the primitive color and the paint color. The blend considers
            // the opaque paint color. The paint's alpha is applied to the post-blended color.
            auto processor = GrConstColorProcessor::Make(origColor.opaque(),
                                                         GrConstColorProcessor::InputMode::kIgnore);
            processor = GrXfermodeFragmentProcessor::MakeFromSrcProcessor(std::move(processor),
                                                                          *primColorMode);
            if (processor) {
                grPaint->addColorFragmentProcessor(std::move(processor));
            }

            grPaint->setColor4f(origColor.opaque());

            // We can ignore origColor here - alpha is unchanged by gamma
            GrColor paintAlpha = SkColorAlphaToGrColor(skPaint.getColor());
            if (GrColor_WHITE != paintAlpha) {
                // No gamut conversion - paintAlpha is a (linear) alpha value, splatted to all
                // color channels. It's value should be treated as the same in ANY color space.
                grPaint->addColorFragmentProcessor(GrConstColorProcessor::Make(
                    GrColor4f::FromGrColor(paintAlpha),
                    GrConstColorProcessor::InputMode::kModulateRGBA));
            }
        } else {
            // No shader, no primitive color.
            grPaint->setColor4f(origColor.premul());
            applyColorFilterToPaintColor = true;
        }
    }

    SkColorFilter* colorFilter = skPaint.getColorFilter();
    if (colorFilter) {
        if (applyColorFilterToPaintColor) {
            // If we're in legacy mode, we *must* avoid using the 4f version of the color filter,
            // because that will combine with the linearized version of the stored color.
            if (colorSpaceInfo.isGammaCorrect()) {
                grPaint->setColor4f(GrColor4f::FromSkColor4f(
                    colorFilter->filterColor4f(origColor.toSkColor4f())).premul());
            } else {
                grPaint->setColor4f(SkColorToPremulGrColor4fLegacy(
                        colorFilter->filterColor(skPaint.getColor())));
            }
        } else {
            auto cfFP = colorFilter->asFragmentProcessor(context, colorSpaceInfo);
            if (cfFP) {
                grPaint->addColorFragmentProcessor(std::move(cfFP));
            } else {
                return false;
            }
        }
    }

    SkMaskFilterBase* maskFilter = as_MFB(skPaint.getMaskFilter());
    if (maskFilter) {
        if (auto mfFP = maskFilter->asFragmentProcessor(fpArgs)) {
            grPaint->addCoverageFragmentProcessor(std::move(mfFP));
        }
    }

    // When the xfermode is null on the SkPaint (meaning kSrcOver) we need the XPFactory field on
    // the GrPaint to also be null (also kSrcOver).
    SkASSERT(!grPaint->getXPFactory());
    if (!skPaint.isSrcOver()) {
        grPaint->setXPFactory(SkBlendMode_AsXPFactory(skPaint.getBlendMode()));
    }

#ifndef SK_IGNORE_GPU_DITHER
    // Conservative default, in case GrPixelConfigToColorType() fails.
    SkColorType ct = SkColorType::kRGB_565_SkColorType;
    GrPixelConfigToColorType(colorSpaceInfo.config(), &ct);
    if (SkPaintPriv::ShouldDither(skPaint, ct) && grPaint->numColorFragmentProcessors() > 0 &&
        !colorSpaceInfo.isGammaCorrect()) {
        auto ditherFP = GrDitherEffect::Make(colorSpaceInfo.config());
        if (ditherFP) {
            grPaint->addColorFragmentProcessor(std::move(ditherFP));
        }
    }
#endif
    return true;
}

void GrVkPipelineState::writeSamplers(GrVkGpu* gpu,
                                      const SkTArray<const GrTextureAccess*>& textureBindings) {
    SkASSERT(fNumSamplers == textureBindings.count());

    for (int i = 0; i < textureBindings.count(); ++i) {
        const GrTextureParams& params = textureBindings[i]->getParams();

        GrVkTexture* texture = static_cast<GrVkTexture*>(textureBindings[i]->getTexture());
        if (GrTextureParams::kMipMap_FilterMode == params.filterMode()) {
            if (texture->texturePriv().mipMapsAreDirty()) {
                gpu->generateMipmap(texture);
                texture->texturePriv().dirtyMipMaps(false);
            }
        }

        fSamplers.push(gpu->resourceProvider().findOrCreateCompatibleSampler(params,
                                                          texture->texturePriv().maxMipMapLevel()));

        const GrVkImage::Resource* textureResource = texture->resource();
        textureResource->ref();
        fTextures.push(textureResource);

        const GrVkImageView* textureView = texture->textureView();
        textureView->ref();
        fTextureViews.push(textureView);

        // Change texture layout so it can be read in shader
        VkImageLayout layout = texture->currentLayout();
        VkPipelineStageFlags srcStageMask = GrVkMemory::LayoutToPipelineStageFlags(layout);
        VkPipelineStageFlags dstStageMask = VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT;
        VkAccessFlags srcAccessMask = GrVkMemory::LayoutToSrcAccessMask(layout);
        VkAccessFlags dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
        texture->setImageLayout(gpu,
                                VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
                                srcAccessMask,
                                dstAccessMask,
                                srcStageMask,
                                dstStageMask,
                                false);

        VkDescriptorImageInfo imageInfo;
        memset(&imageInfo, 0, sizeof(VkDescriptorImageInfo));
        imageInfo.sampler = fSamplers[i]->sampler();
        imageInfo.imageView = texture->textureView()->imageView();
        imageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;

        VkWriteDescriptorSet writeInfo;
        memset(&writeInfo, 0, sizeof(VkWriteDescriptorSet));
        writeInfo.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
        writeInfo.pNext = nullptr;
        writeInfo.dstSet = fDescriptorSets[GrVkUniformHandler::kSamplerDescSet];
        writeInfo.dstBinding = i;
        writeInfo.dstArrayElement = 0;
        writeInfo.descriptorCount = 1;
        writeInfo.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
        writeInfo.pImageInfo = &imageInfo;
        writeInfo.pBufferInfo = nullptr;
        writeInfo.pTexelBufferView = nullptr;

        GR_VK_CALL(gpu->vkInterface(), UpdateDescriptorSets(gpu->device(),
                                                            1,
                                                            &writeInfo,
                                                            0,
                                                            nullptr));
    }
}

GrPipeline* GrPipeline::CreateAt(void* memory, const CreateArgs& args,
                                 GrPipelineOptimizations* opts) {
    const GrPipelineBuilder& builder = *args.fPipelineBuilder;

    // Create XferProcessor from DS's XPFactory
    SkAutoTUnref<GrXferProcessor> xferProcessor(
        builder.getXPFactory()->createXferProcessor(args.fColorPOI, args.fCoveragePOI,
                builder.hasMixedSamples(), &args.fDstTexture,
                *args.fCaps));
    if (!xferProcessor) {
        return nullptr;
    }

    GrColor overrideColor = GrColor_ILLEGAL;
    if (args.fColorPOI.firstEffectiveProcessorIndex() != 0) {
        overrideColor = args.fColorPOI.inputColorToFirstEffectiveProccesor();
    }

    GrXferProcessor::OptFlags optFlags = GrXferProcessor::kNone_OptFlags;

    optFlags = xferProcessor->getOptimizations(args.fColorPOI,
               args.fCoveragePOI,
               builder.getStencil().doesWrite(),
               &overrideColor,
               *args.fCaps);

    // When path rendering the stencil settings are not always set on the GrPipelineBuilder
    // so we must check the draw type. In cases where we will skip drawing we simply return a
    // null GrPipeline.
    if (GrXferProcessor::kSkipDraw_OptFlag & optFlags) {
        return nullptr;
    }

    // No need to have an override color if it isn't even going to be used.
    if (SkToBool(GrXferProcessor::kIgnoreColor_OptFlag & optFlags)) {
        overrideColor = GrColor_ILLEGAL;
    }

    GrPipeline* pipeline = new (memory) GrPipeline;
    pipeline->fXferProcessor.reset(xferProcessor.get());

    pipeline->fRenderTarget.reset(builder.fRenderTarget.get());
    SkASSERT(pipeline->fRenderTarget);
    pipeline->fScissorState = *args.fScissor;
    pipeline->fStencilSettings = builder.getStencil();
    pipeline->fDrawFace = builder.getDrawFace();

    pipeline->fFlags = 0;
    if (builder.isHWAntialias()) {
        pipeline->fFlags |= kHWAA_Flag;
    }
    if (builder.isDither()) {
        pipeline->fFlags |= kDither_Flag;
    }
    if (builder.snapVerticesToPixelCenters()) {
        pipeline->fFlags |= kSnapVertices_Flag;
    }

    int firstColorProcessorIdx = args.fColorPOI.firstEffectiveProcessorIndex();

    // TODO: Once we can handle single or four channel input into coverage GrFragmentProcessors
    // then we can use GrPipelineBuilder's coverageProcInfo (like color above) to set this initial
    // information.
    int firstCoverageProcessorIdx = 0;

    pipeline->adjustProgramFromOptimizations(builder, optFlags, args.fColorPOI, args.fCoveragePOI,
            &firstColorProcessorIdx, &firstCoverageProcessorIdx);

    bool usesLocalCoords = false;

    // Copy GrFragmentProcessors from GrPipelineBuilder to Pipeline
    pipeline->fNumColorProcessors = builder.numColorFragmentProcessors() - firstColorProcessorIdx;
    int numTotalProcessors = pipeline->fNumColorProcessors +
                             builder.numCoverageFragmentProcessors() - firstCoverageProcessorIdx;
    pipeline->fFragmentProcessors.reset(numTotalProcessors);
    int currFPIdx = 0;
    for (int i = firstColorProcessorIdx; i < builder.numColorFragmentProcessors();
            ++i, ++currFPIdx) {
        const GrFragmentProcessor* fp = builder.getColorFragmentProcessor(i);
        pipeline->fFragmentProcessors[currFPIdx].reset(fp);
        usesLocalCoords = usesLocalCoords || fp->usesLocalCoords();
        fp->gatherCoordTransforms(&pipeline->fCoordTransforms);
    }

    for (int i = firstCoverageProcessorIdx; i < builder.numCoverageFragmentProcessors();
            ++i, ++currFPIdx) {
        const GrFragmentProcessor* fp = builder.getCoverageFragmentProcessor(i);
        pipeline->fFragmentProcessors[currFPIdx].reset(fp);
        usesLocalCoords = usesLocalCoords || fp->usesLocalCoords();
        fp->gatherCoordTransforms(&pipeline->fCoordTransforms);
    }

    // Setup info we need to pass to GrPrimitiveProcessors that are used with this GrPipeline.
    opts->fFlags = 0;
    if (!SkToBool(optFlags & GrXferProcessor::kIgnoreColor_OptFlag)) {
        opts->fFlags |= GrPipelineOptimizations::kReadsColor_Flag;
    }
    if (GrColor_ILLEGAL != overrideColor) {
        opts->fFlags |= GrPipelineOptimizations::kUseOverrideColor_Flag;
        opts->fOverrideColor = overrideColor;
//.........这里部分代码省略.........

bool GrDrawTarget::checkDraw(GrPrimitiveType type, int startVertex,
                             int startIndex, int vertexCount,
                             int indexCount) const {
    const GrDrawState& drawState = this->getDrawState();
#ifdef SK_DEBUG
    const GeometrySrcState& geoSrc = fGeoSrcStateStack.back();
    int maxVertex = startVertex + vertexCount;
    int maxValidVertex;
    switch (geoSrc.fVertexSrc) {
        case kNone_GeometrySrcType:
            SkFAIL("Attempting to draw without vertex src.");
        case kReserved_GeometrySrcType: // fallthrough
        case kArray_GeometrySrcType:
            maxValidVertex = geoSrc.fVertexCount;
            break;
        case kBuffer_GeometrySrcType:
            maxValidVertex = static_cast<int>(geoSrc.fVertexBuffer->gpuMemorySize() / geoSrc.fVertexSize);
            break;
    }
    if (maxVertex > maxValidVertex) {
        SkFAIL("Drawing outside valid vertex range.");
    }
    if (indexCount > 0) {
        int maxIndex = startIndex + indexCount;
        int maxValidIndex;
        switch (geoSrc.fIndexSrc) {
            case kNone_GeometrySrcType:
                SkFAIL("Attempting to draw indexed geom without index src.");
            case kReserved_GeometrySrcType: // fallthrough
            case kArray_GeometrySrcType:
                maxValidIndex = geoSrc.fIndexCount;
                break;
            case kBuffer_GeometrySrcType:
                maxValidIndex = static_cast<int>(geoSrc.fIndexBuffer->gpuMemorySize() / sizeof(uint16_t));
                break;
        }
        if (maxIndex > maxValidIndex) {
            SkFAIL("Index reads outside valid index range.");
        }
    }

    SkASSERT(drawState.getRenderTarget());

    if (drawState.hasGeometryProcessor()) {
        const GrGeometryProcessor* gp = drawState.getGeometryProcessor()->getProcessor();
        int numTextures = gp->numTextures();
        for (int t = 0; t < numTextures; ++t) {
            GrTexture* texture = gp->texture(t);
            SkASSERT(texture->asRenderTarget() != drawState.getRenderTarget());
        }
    }

    for (int s = 0; s < drawState.numColorStages(); ++s) {
        const GrProcessor* effect = drawState.getColorStage(s).getProcessor();
        int numTextures = effect->numTextures();
        for (int t = 0; t < numTextures; ++t) {
            GrTexture* texture = effect->texture(t);
            SkASSERT(texture->asRenderTarget() != drawState.getRenderTarget());
        }
    }
    for (int s = 0; s < drawState.numCoverageStages(); ++s) {
        const GrProcessor* effect = drawState.getCoverageStage(s).getProcessor();
        int numTextures = effect->numTextures();
        for (int t = 0; t < numTextures; ++t) {
            GrTexture* texture = effect->texture(t);
            SkASSERT(texture->asRenderTarget() != drawState.getRenderTarget());
        }
    }

    SkASSERT(drawState.validateVertexAttribs());
#endif
    if (NULL == drawState.getRenderTarget()) {
        return false;
    }
    return true;
}

void GrDrawTarget::DrawInfo::adjustStartIndex(int indexOffset) {
    SkASSERT(this->isIndexed());
    fStartIndex += indexOffset;
    SkASSERT(fStartIndex >= 0);
}

// Test out the non-degenerate RR cases
static void test_round_rect_general(skiatest::Reporter* reporter) {
    static const SkScalar kEps = 0.1f;
    static const SkScalar kDist20 = 20 * (SK_Scalar1 - SK_ScalarRoot2Over2);
    static const SkPoint pts[] = {
        // Upper Left
        { kDist20 - kEps, kDist20 - kEps },       // out
        { kDist20 + kEps, kDist20 + kEps },       // in
        // Upper Right
        { kWidth + kEps - kDist20, kDist20 - kEps },     // out
        { kWidth - kEps - kDist20, kDist20 + kEps },      // in
        // Lower Right
        { kWidth + kEps - kDist20, kHeight + kEps - kDist20 },   // out
        { kWidth - kEps - kDist20, kHeight - kEps - kDist20 },   // in
        // Lower Left
        { kDist20 - kEps, kHeight + kEps - kDist20 },     //out
        { kDist20 + kEps, kHeight - kEps - kDist20 },     // in
        // Middle
        { SkIntToScalar(50), SkIntToScalar(50) } // in
    };
    static const bool isIn[] = { false, true, false, true, false, true, false, true, true };

    SkASSERT(SK_ARRAY_COUNT(pts) == SK_ARRAY_COUNT(isIn));

    //----
    SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight);
    SkRRect rr1;
    rr1.setRectXY(rect, 20, 20);

    REPORTER_ASSERT(reporter, SkRRect::kSimple_Type == rr1.type());
    for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) {
        REPORTER_ASSERT(reporter, isIn[i] == rr1.contains(pts[i].fX, pts[i].fY));
    }

    //----
    static const SkScalar kDist50 = 50*(SK_Scalar1 - SK_ScalarRoot2Over2);
    static const SkPoint pts2[] = {
        // Upper Left
        { -SK_Scalar1, -SK_Scalar1 },           // out
        { SK_Scalar1, SK_Scalar1 },             // in
        // Upper Right
        { kWidth + kEps - kDist20, kDist20 - kEps },     // out
        { kWidth - kEps - kDist20, kDist20 + kEps },     // in
        // Lower Right
        { kWidth + kEps - kDist50, kHeight + kEps - kDist50 },   // out
        { kWidth - kEps - kDist50, kHeight - kEps - kDist50 },   // in
        // Lower Left
        { kDist20 - kEps, kHeight + kEps - kDist50 },     // out
        { kDist20 + kEps, kHeight - kEps - kDist50 },     // in
        // Middle
        { SkIntToScalar(50), SkIntToScalar(50) }  // in
    };

    SkASSERT(SK_ARRAY_COUNT(pts2) == SK_ARRAY_COUNT(isIn));

    SkPoint radii[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } };

    SkRRect rr2;
    rr2.setRectRadii(rect, radii);

    REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr2.type());
    for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) {
        REPORTER_ASSERT(reporter, isIn[i] == rr2.contains(pts2[i].fX, pts2[i].fY));
    }
}

size_t SkPDFStream::dataSize() const {
    SkASSERT(fDataStream->hasLength());
    return fDataStream->getLength();
}

bool NativeInputWindowHandle::updateInfo()
{
    AutoPtr<IInputWindowHandle> obj;
    mObjWeak->Resolve(EIID_IInputWindowHandle, (IInterface**)&obj);
    if (!obj) {
        releaseInfo();
        return false;
    }

    if (!mInfo) {
        mInfo = new android::InputWindowInfo();
    }
    else {
        mInfo->touchableRegion.clear();
    }

    Elastos::Droid::Server::Input::InputWindowHandle* handle =
            (Elastos::Droid::Server::Input::InputWindowHandle*)obj.Get();
    AutoPtr<IInputChannel> inputChannelObj = handle->mInputChannel;
    if (inputChannelObj) {
        Handle64 ptr;
        inputChannelObj->GetNativeInputChannel(&ptr);
        NativeInputChannel* nativeInputChannel = reinterpret_cast<NativeInputChannel*>(ptr);
        mInfo->inputChannel = nativeInputChannel != NULL ? nativeInputChannel->getInputChannel() : NULL;
    }
    else {
        mInfo->inputChannel.clear();
    }

    if (!handle->mName.IsNull()) {
        mInfo->name.setTo(handle->mName.string());
    }
    else {
        mInfo->name.setTo("<null>");
    }

    mInfo->layoutParamsFlags = handle->mLayoutParamsFlags;
    mInfo->layoutParamsType = handle->mLayoutParamsType;
    mInfo->dispatchingTimeout = handle->mDispatchingTimeoutNanos;
    mInfo->frameLeft = handle->mFrameLeft;
    mInfo->frameTop = handle->mFrameTop;
    mInfo->frameRight = handle->mFrameRight;
    mInfo->frameBottom = handle->mFrameBottom;
    mInfo->scaleFactor = handle->mScaleFactor;

    AutoPtr<IRegion> regionObj = handle->mTouchableRegion;
    if (regionObj) {
        Int64 regionHandle;
        regionObj->GetNativeRegion((Handle64*)&regionHandle);
        SkRegion* region = reinterpret_cast<SkRegion*>(regionHandle);
        SkASSERT(region != NULL);

        for (SkRegion::Iterator it(*region); !it.done(); it.next()) {
            const SkIRect& rect = it.rect();
            mInfo->addTouchableRegion(android::Rect(rect.fLeft, rect.fTop, rect.fRight, rect.fBottom));
        }
    }

    mInfo->visible = handle->mVisible;
    mInfo->canReceiveKeys = handle->mCanReceiveKeys;
    mInfo->hasFocus = handle->mHasFocus;
    mInfo->hasWallpaper = handle->mHasWallpaper;
    mInfo->paused = handle->mPaused;
    mInfo->layer = handle->mLayer;
    mInfo->ownerPid = handle->mOwnerPid;
    mInfo->ownerUid = handle->mOwnerUid;
    mInfo->inputFeatures = handle->mInputFeatures;
    mInfo->displayId = handle->mDisplayId;

    return true;
}

// Test out the cases when the RR degenerates to a rect
static void test_round_rect_rects(skiatest::Reporter* reporter) {
    SkRect r;
    static const SkPoint pts[] = {
        // Upper Left
        { -SK_Scalar1, -SK_Scalar1 },               // out
        { SK_Scalar1, SK_Scalar1 },                 // in
        // Upper Right
        { SkIntToScalar(101), -SK_Scalar1},         // out
        { SkIntToScalar(99), SK_Scalar1 },          // in
        // Lower Right
        { SkIntToScalar(101), SkIntToScalar(101) }, // out
        { SkIntToScalar(99), SkIntToScalar(99) },   // in
        // Lower Left
        { -SK_Scalar1, SkIntToScalar(101) },        // out
        { SK_Scalar1, SkIntToScalar(99) },          // in
        // Middle
        { SkIntToScalar(50), SkIntToScalar(50) }    // in
    };
    static const bool isIn[] = { false, true, false, true, false, true, false, true, true };

    SkASSERT(SK_ARRAY_COUNT(pts) == SK_ARRAY_COUNT(isIn));

    //----
    SkRRect empty;

    empty.setEmpty();

    REPORTER_ASSERT(reporter, SkRRect::kEmpty_Type == empty.type());
    r = empty.rect();
    REPORTER_ASSERT(reporter, 0 == r.fLeft && 0 == r.fTop && 0 == r.fRight && 0 == r.fBottom);

    //----
    SkRect rect = SkRect::MakeLTRB(0, 0, kWidth, kHeight);
    SkRRect rr1;
    rr1.setRectXY(rect, 0, 0);

    REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr1.type());
    r = rr1.rect();
    REPORTER_ASSERT(reporter, rect == r);
    for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) {
        REPORTER_ASSERT(reporter, isIn[i] == rr1.contains(pts[i].fX, pts[i].fY));
    }

    //----
    SkPoint radii[4] = { { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 } };

    SkRRect rr2;
    rr2.setRectRadii(rect, radii);

    REPORTER_ASSERT(reporter, SkRRect::kRect_Type == rr2.type());
    r = rr2.rect();
    REPORTER_ASSERT(reporter, rect == r);
    for (size_t i = 0; i < SK_ARRAY_COUNT(pts); ++i) {
        REPORTER_ASSERT(reporter, isIn[i] == rr2.contains(pts[i].fX, pts[i].fY));
    }

    //----
    SkPoint radii2[4] = { { 0, 0 }, { 20, 20 }, { 50, 50 }, { 20, 50 } };

    SkRRect rr3;
    rr3.setRectRadii(rect, radii2);
    REPORTER_ASSERT(reporter, SkRRect::kComplex_Type == rr3.type());
}

 ~AutoCachePurge() {
     SkASSERT(fXformer->fReentryCount > 0);
     if (--fXformer->fReentryCount == 0) {
         fXformer->purgeCaches();
     }
 }

 SkTypeface* createTypeface(int index) override { SkASSERT(false); return nullptr; }

 void getStyle(int index, SkFontStyle*, SkString* style) override { SkASSERT(false); }

void GrResourceEntry::validate() const {
    SkASSERT(fResource);
    SkASSERT(fResource->getCacheEntry() == this);
    fResource->validate();
}