SphinxBase 0.6
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00001 /* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */ 00002 /* ==================================================================== 00003 * Copyright (c) 1997-2000 Carnegie Mellon University. All rights 00004 * reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions 00008 * are met: 00009 * 00010 * 1. Redistributions of source code must retain the above copyright 00011 * notice, this list of conditions and the following disclaimer. 00012 * 00013 * 2. Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in 00015 * the documentation and/or other materials provided with the 00016 * distribution. 00017 * 00018 * This work was supported in part by funding from the Defense Advanced 00019 * Research Projects Agency and the National Science Foundation of the 00020 * United States of America, and the CMU Sphinx Speech Consortium. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND 00023 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 00024 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00025 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 00026 * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00027 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00028 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00029 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00030 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00031 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00032 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 * 00034 * ==================================================================== 00035 * 00036 */ 00037 /********************************************************************* 00038 * 00039 * File: matrix.h 00040 * 00041 * Description: Matrix and linear algebra functions 00042 * 00043 * Author: 00044 * 00045 *********************************************************************/ 00046 00047 #ifndef MATRIX_H 00048 #define MATRIX_H 00049 00060 #ifdef __cplusplus 00061 extern "C" { 00062 #endif 00063 #if 0 00064 /* Fool Emacs. */ 00065 } 00066 #endif 00067 00068 /* Win32/WinCE DLL gunk */ 00069 #include <sphinxbase/sphinxbase_export.h> 00070 #include <sphinxbase/prim_type.h> 00071 00072 00080 SPHINXBASE_EXPORT void norm_3d(float32 ***arr, uint32 d1, uint32 d2, uint32 d3); 00081 00090 SPHINXBASE_EXPORT void 00091 accum_3d(float32 ***out, float32 ***in, uint32 d1, uint32 d2, uint32 d3); 00092 00098 SPHINXBASE_EXPORT void band_nz_1d(float32 *v, uint32 d1, float32 band); 00099 00108 SPHINXBASE_EXPORT void floor_nz_3d(float32 ***m, uint32 d1, uint32 d2, uint32 d3, float32 floor); 00109 00116 SPHINXBASE_EXPORT void floor_nz_1d(float32 *v, uint32 d1, float32 floor); 00117 00130 SPHINXBASE_EXPORT 00131 float64 determinant(float32 **a, int32 len); 00132 00143 SPHINXBASE_EXPORT 00144 int32 invert(float32 **out_ainv, float32 **a, int32 len); 00145 00157 SPHINXBASE_EXPORT 00158 int32 solve(float32 **a, float32 *b, 00159 float32 *out_x, int32 n); 00160 00169 SPHINXBASE_EXPORT 00170 void outerproduct(float32 **out_a, float32 *x, float32 *y, int32 len); 00171 00179 SPHINXBASE_EXPORT 00180 void matrixmultiply(float32 **out_c, /* = */ 00181 float32 **a, /* * */ float32 **b, 00182 int32 n); 00183 00190 SPHINXBASE_EXPORT 00191 void scalarmultiply(float32 **inout_a, float32 x, int32 n); 00192 00199 SPHINXBASE_EXPORT 00200 void matrixadd(float32 **inout_a, float32 **b, int32 n); 00201 00202 #if 0 00203 { /* Fool indent. */ 00204 #endif 00205 #ifdef __cplusplus 00206 } 00207 #endif 00208 00209 #endif /* MATRIX_H */ 00210 00211 00212 /* 00213 * Log record. Maintained by RCS. 00214 * 00215 * $Log$ 00216 * Revision 1.4 2004/07/21 17:46:09 egouvea 00217 * Changed the license terms to make it the same as sphinx2 and sphinx3. 00218 * 00219 * Revision 1.3 2001/04/05 20:02:30 awb 00220 * *** empty log message *** 00221 * 00222 * Revision 1.2 2000/09/29 22:35:12 awb 00223 * *** empty log message *** 00224 * 00225 * Revision 1.1 2000/09/24 21:38:30 awb 00226 * *** empty log message *** 00227 * 00228 * Revision 1.1 97/07/16 11:39:10 eht 00229 * Initial revision 00230 * 00231 * 00232 */