diff options
Diffstat (limited to 'extern/libmv/third_party/ceres/internal/ceres/blas.cc')
-rw-r--r-- | extern/libmv/third_party/ceres/internal/ceres/blas.cc | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/extern/libmv/third_party/ceres/internal/ceres/blas.cc b/extern/libmv/third_party/ceres/internal/ceres/blas.cc deleted file mode 100644 index b919e13c4a9..00000000000 --- a/extern/libmv/third_party/ceres/internal/ceres/blas.cc +++ /dev/null @@ -1,79 +0,0 @@ -// Ceres Solver - A fast non-linear least squares minimizer -// Copyright 2013 Google Inc. All rights reserved. -// http://code.google.com/p/ceres-solver/ -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are met: -// -// * Redistributions of source code must retain the above copyright notice, -// this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above copyright notice, -// this list of conditions and the following disclaimer in the documentation -// and/or other materials provided with the distribution. -// * Neither the name of Google Inc. nor the names of its contributors may be -// used to endorse or promote products derived from this software without -// specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -// POSSIBILITY OF SUCH DAMAGE. -// -// Author: sameeragarwal@google.com (Sameer Agarwal) - -#include "ceres/blas.h" -#include "ceres/internal/port.h" -#include "glog/logging.h" - -extern "C" void dsyrk_(char* uplo, - char* trans, - int* n, - int* k, - double* alpha, - double* a, - int* lda, - double* beta, - double* c, - int* ldc); - -namespace ceres { -namespace internal { - -void BLAS::SymmetricRankKUpdate(int num_rows, - int num_cols, - const double* a, - bool transpose, - double alpha, - double beta, - double* c) { -#ifdef CERES_NO_LAPACK - LOG(FATAL) << "Ceres was built without a BLAS library."; -#else - char uplo = 'L'; - char trans = transpose ? 'T' : 'N'; - int n = transpose ? num_cols : num_rows; - int k = transpose ? num_rows : num_cols; - int lda = k; - int ldc = n; - dsyrk_(&uplo, - &trans, - &n, - &k, - &alpha, - const_cast<double*>(a), - &lda, - &beta, - c, - &ldc); -#endif -} - -} // namespace internal -} // namespace ceres |