tnt/tnt_subscript.h
00001 /* 00002 * 00003 * Template Numerical Toolkit (TNT) 00004 * 00005 * Mathematical and Computational Sciences Division 00006 * National Institute of Technology, 00007 * Gaithersburg, MD USA 00008 * 00009 * 00010 * This software was developed at the National Institute of Standards and 00011 * Technology (NIST) by employees of the Federal Government in the course 00012 * of their official duties. Pursuant to title 17 Section 105 of the 00013 * United States Code, this software is not subject to copyright protection 00014 * and is in the public domain. NIST assumes no responsibility whatsoever for 00015 * its use by other parties, and makes no guarantees, expressed or implied, 00016 * about its quality, reliability, or any other characteristic. 00017 * 00018 */ 00019 00020 00021 #ifndef TNT_SUBSCRPT_H 00022 #define TNT_SUBSCRPT_H 00023 00024 00025 //--------------------------------------------------------------------- 00026 // This definition describes the default TNT data type used for 00027 // indexing into TNT matrices and vectors. The data type should 00028 // be wide enough to index into large arrays. It defaults to an 00029 // "int", but can be overriden at compile time redefining TNT_SUBSCRIPT_TYPE, 00030 // e.g. 00031 // 00032 // c++ -DTNT_SUBSCRIPT_TYPE='unsigned int' ... 00033 // 00034 //--------------------------------------------------------------------- 00035 // 00036 00037 #ifndef TNT_SUBSCRIPT_TYPE 00038 #define TNT_SUBSCRIPT_TYPE int 00039 #endif 00040 00041 namespace TNT 00042 { 00043 typedef TNT_SUBSCRIPT_TYPE Subscript; 00044 } /* namespace TNT */ 00045 00046 00047 // () indexing in TNT means 1-offset, i.e. x(1) and A(1,1) are the 00048 // first elements. This offset is left as a macro for future 00049 // purposes, but should not be changed in the current release. 00050 // 00051 // 00052 #define TNT_BASE_OFFSET (1) 00053 00054 #endif
