Constructors Quat() = default; Quat(Scalar w, Scalar x, Scalar y, Scalar z) { wx_ = _mm_set_pd(x, w); yz_ = _mm_set_pd(z, y); } template Quat(const Q& rhs) : Quat(static_cast(rhs.w()) return _mm_cvtsd_f64(_mm_unpackhi_pd(SseWx(), SseWx())); } Scalar y() const { return _mm_cvtsd_f64 (SseYz()); } Scalar z() const { return _mm_cvtsd_f64(_mm_unpackhi_pd(SseYz(), SseYz())); } __m128d SseWx() __m128d w2x2 = _mm_mul_pd(lhs.SseWx(), rhs.SseWx()); __m128d x2w2 = _mm_shuffle_pd(w2x2, w2x2, _MM_SHUFFLE2(0, 1)); __m128d wx2wx2 = _mm_add_pd(w2x2, x2w2); __m128d y2z2 = _mm_mul_pd(lhs.SseYz(), rhs.SseYz());

Widget( double& d ) : pd_( &d ) {} double& get() noexcept { return *pd_; } double const& get() const noexcept { return *pd_; } private: double* pd_; }; Reference members

std::get_if(&v)) { std::cout << *pi << "\n"; } else if (double *pd = std::get_if(&v)) { std::cout << *pd << "\n"; } else if (auto *ps = std::get_if(&v)) { std::cout

linear_load(const double* base) { __m128i vindex {0x100000000ul, 0x300000002ul}; return _mm256_i32gather_pd(base, vindex * ElementSize, 1); } also implementable as gather operationPossible Extension: gather/scatter 4> result; __m128i vindex {0x200000000ul, 0x600000004ul}; stdx::__data(result) = _mm256_i32gather_pd( &(dataPtr + i.scalar_index(0))->x, vindex, 8); benchmark::DoNotOptimize(result); }, VectorResidualLoop);Possible

m_pPD->m_pd.hDC = ::CreateDC(pCmdInfo->m_strDriverName, #0016 pCmdInfo->m_strPrinterName, pCmdInfo->m_strPortName, NULL); #0017 if (printInfo.m_pPD->m_pd.hDC == NULL) must be set (did you remember to call DoPreparePrinting?) #0031 ASSERT(printInfo.m_pPD->m_pd.hDC != NULL); #0032 #0033 ™ // gather file to print to if print-to-file selected 显然，当【File/Print 第 12 章 列印與預覽 673 #0034 CString strOutput; #0035 if (printInfo.m_pPD->m_pd.Flags & PD_PRINTTOFILE) #0036 { #0037 // construct CFileDialog for browsing #0038