arm_mat_init_f32.c

00001 /* ----------------------------------------------------------------------------    
00002 * Copyright (C) 2010-2014 ARM Limited. All rights reserved.    
00003 *    
00004 * $Date:        19. March 2015
00005 * $Revision:    V.1.4.5
00006 *    
00007 * Project:      CMSIS DSP Library    
00008 * Title:        arm_mat_init_f32.c    
00009 *    
00010 * Description:  Floating-point matrix initialization.    
00011 *    
00012 * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0
00013 *  
00014 * Redistribution and use in source and binary forms, with or without 
00015 * modification, are permitted provided that the following conditions
00016 * are met:
00017 *   - Redistributions of source code must retain the above copyright
00018 *     notice, this list of conditions and the following disclaimer.
00019 *   - Redistributions in binary form must reproduce the above copyright
00020 *     notice, this list of conditions and the following disclaimer in
00021 *     the documentation and/or other materials provided with the 
00022 *     distribution.
00023 *   - Neither the name of ARM LIMITED nor the names of its contributors
00024 *     may be used to endorse or promote products derived from this
00025 *     software without specific prior written permission.
00026 *
00027 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00028 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00029 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00030 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
00031 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00032 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00033 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00034 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00036 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
00037 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00038 * POSSIBILITY OF SUCH DAMAGE.   
00039 * -------------------------------------------------------------------------- */
00040 
00041 #include "arm_math.h"
00042 
00043 /**    
00044  * @ingroup groupMatrix    
00045  */
00046 
00047 /**    
00048  * @defgroup MatrixInit Matrix Initialization    
00049  *    
00050  * Initializes the underlying matrix data structure.    
00051  * The functions set the <code>numRows</code>,    
00052  * <code>numCols</code>, and <code>pData</code> fields    
00053  * of the matrix data structure.    
00054  */
00055 
00056 /**    
00057  * @addtogroup MatrixInit    
00058  * @{    
00059  */
00060 
00061 /**    
00062    * @brief  Floating-point matrix initialization.    
00063    * @param[in,out] *S             points to an instance of the floating-point matrix structure.    
00064    * @param[in]     nRows          number of rows in the matrix.    
00065    * @param[in]     nColumns       number of columns in the matrix.    
00066    * @param[in]     *pData     points to the matrix data array.    
00067    * @return        none    
00068    */
00069 
00070 void arm_mat_init_f32(
00071   arm_matrix_instance_f32 * S,
00072   uint16_t nRows,
00073   uint16_t nColumns,
00074   float32_t * pData)
00075 {
00076   /* Assign Number of Rows */
00077   S->numRows = nRows;
00078 
00079   /* Assign Number of Columns */
00080   S->numCols = nColumns;
00081 
00082   /* Assign Data pointer */
00083   S->pData = pData;
00084 }
00085 
00086 /**    
00087  * @} end of MatrixInit group    
00088  */