45 struct VertexWriter : public BufferWriter {  struct
48     VertexWriter() = default;  argument
49     VertexWriter(void* ptr) : BufferWriter(ptr) {}  in VertexWriter()  function
51     VertexWriter(VertexWriter&& that) { *this = std::move(that); }  in VertexWriter()  function
53     VertexWriter& operator=(const VertexWriter&) = delete;  argument
66     VertexWriter makeOffset(ptrdiff_t offsetInBytes) const {  in makeOffset()  argument
71     struct Conditional {
77     static Conditional<T> If(bool condition, const T& value) {  in If()
82     struct Skip {};
108      *       template<> struct VertexWriter::is_quad<MyQuadClass> : std::true_type {};  argument
122         void writeVertex(int cornerIdx, VertexWriter& w) const {  in writeVertex()  argument
144         void writeVertex(int cornerIdx, VertexWriter& w) const {  in writeVertex()  argument
156     static TriFan<float> TriFanFromRect(const SkRect& r) {  in TriFanFromRect()
161     void writeQuad(const Args&... remainder) {  in writeQuad()
186     template <typename T> friend VertexWriter& operator<<(VertexWriter& w, const T& val);  argument