28 s->getCanvas()->drawPaint(
p);
@ kNormal_SkBlurStyle
fuzzy inside and outside
static sk_sp< SkImageFilter > Image(sk_sp< SkImage > image, const SkRect &srcRect, const SkRect &dstRect, const SkSamplingOptions &sampling)
static sk_sp< SkMaskFilter > MakeBlur(SkBlurStyle style, SkScalar sigma, bool respectCTM=true)
SK_API sk_sp< SkSurface > Raster(const SkImageInfo &imageInfo, size_t rowBytes, const SkSurfaceProps *surfaceProps)
SkSamplingOptions(SkFilterMode::kLinear))
static SkImageInfo MakeN32Premul(int width, int height)