/* * nvbio * Copyright (c) 2011-2014, NVIDIA CORPORATION. All rights reserved. * * 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 the NVIDIA CORPORATION 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 NVIDIA CORPORATION 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. */ ///\page nvbwt_page nvBWT ///\htmlonly /// <img src="nvidia_cubes.png" style="position:relative; bottom:-10px; border:0px;"/> ///\endhtmlonly ///\par ///\n /// <b>nvBWT</b> is an application built on top of \ref nvbio_page to perform BWT-based /// reference indexing for nvBowtie and potentially other FM-index based applications. ///\par /// Given one or multiple fasta files, it will create both the forward and reverse /// BWT as well as 2-bit packed representation of the files and a few other auxiliary indices: /// ///\verbatim /// ./nvBWT my-reference.fasta my-index ///\endverbatim ///\par /// will generate the following files: /// ///\verbatim /// my-index.pac /// my-index.rpac /// my-index.bwt /// my-index.rbwt /// my-index.sa /// my-index.rsa /// my-index.ann /// my-index.amb ///\endverbatim /// /// \section PerformanceSection Performance ///\par /// nvBWT runs the BWT construction on the GPU, using newly developed parallel algorithms. /// Here's a graph showing its superior performance compared to two other popular CPU based /// BWT builders: /// /// <img src="benchmark-bwt.png" style="position:relative; bottom:-10px; border:0px;" width="80%" height="80%"/> /// ///\section OptionsSection Options ///\par /// nvBWT supports the following command options: /// ///\verbatim /// nvBWT [options] input_file output-prefix /// options: /// -v | --verbosity int (0-6) [5] // select the verbosity level /// -m | --max-length int [inf] // clamp input length /// -b | --byte-packing // output a byte-encoded .pac file /// -w | --word-packing // output a word-encoded .wpac file (more efficient) /// -c | --crc // compute CRCs /// -d | --device // select a cuda device ///\endverbatim ///