arm_mat_init_f32.c

00001 /* ----------------------------------------------------------------------------  
00002 * Copyright (C) 2010 ARM Limited. All rights reserved.  
00003 *  
00004 * $Date:        29. November 2010  
00005 * $Revision:    V1.0.3  
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
00013 *  
00014 * Version 1.0.3 2010/11/29 
00015 *    Re-organized the CMSIS folders and updated documentation.  
00016 *   
00017 * Version 1.0.2 2010/11/11  
00018 *    Documentation updated.   
00019 *  
00020 * Version 1.0.1 2010/10/05   
00021 *    Production release and review comments incorporated.  
00022 *  
00023 * Version 1.0.0 2010/09/20   
00024 *    Production release and review comments incorporated.  
00025 *  
00026 * Version 0.0.5  2010/04/26   
00027 *    incorporated review comments and updated with latest CMSIS layer  
00028 *  
00029 * Version 0.0.3  2010/03/10   
00030 *    Initial version  
00031 * -------------------------------------------------------------------------- */ 
00032  
00033 #include "arm_math.h" 
00034  
00035 /**  
00036  * @ingroup groupMatrix  
00037  */ 
00038  
00039 /**  
00040  * @defgroup MatrixInit Matrix Initialization  
00041  *  
00042  * Initializes the underlying matrix data structure.  
00043  * The functions set the <code>numRows</code>,  
00044  * <code>numCols</code>, and <code>pData</code> fields  
00045  * of the matrix data structure.  
00046  */ 
00047  
00048 /**  
00049  * @addtogroup MatrixInit  
00050  * @{  
00051  */ 
00052  
00053 /**  
00054    * @brief  Floating-point matrix initialization.  
00055    * @param[in,out] *S             points to an instance of the floating-point matrix structure.  
00056    * @param[in]     nRows          number of rows in the matrix.  
00057    * @param[in]     nColumns       number of columns in the matrix.  
00058    * @param[in]     *pData     points to the matrix data array.  
00059    * @return        none  
00060    */ 
00061  
00062 void arm_mat_init_f32( 
00063   arm_matrix_instance_f32 * S, 
00064   uint16_t nRows, 
00065   uint16_t nColumns, 
00066   float32_t * pData) 
00067 { 
00068   /* Assign Number of Rows */ 
00069   S->numRows = nRows; 
00070  
00071   /* Assign Number of Columns */ 
00072   S->numCols = nColumns; 
00073  
00074   /* Assign Data pointer */ 
00075   S->pData = pData; 
00076 } 
00077  
00078 /**  
00079  * @} end of MatrixInit group  
00080  */