arm_mat_init_q31.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_q31.c  
00009 *  
00010 * Description:  Q31 matrix initialization.  
00011 * Target Processor: Cortex-M4/Cortex-M3
00012 *  
00013 * Version 1.0.3 2010/11/29 
00014 *    Re-organized the CMSIS folders and updated documentation.  
00015 *   
00016 * Version 1.0.2 2010/11/11  
00017 *    Documentation updated.   
00018 *  
00019 * Version 1.0.1 2010/10/05   
00020 *    Production release and review comments incorporated.  
00021 *  
00022 * Version 1.0.0 2010/09/20   
00023 *    Production release and review comments incorporated.  
00024 *  
00025 * Version 0.0.5  2010/04/26   
00026 *    incorporated review comments and updated with latest CMSIS layer  
00027 *  
00028 * Version 0.0.3  2010/03/10   
00029 *    Initial version  
00030 * -------------------------------------------------------------------------- */ 
00031  
00032  
00033 #include "arm_math.h" 
00034  
00035 /**  
00036  * @ingroup groupMatrix  
00037  */ 
00038  
00039 /**  
00040  * @defgroup MatrixInit Matrix Initialization  
00041  *  
00042  */ 
00043  
00044 /**  
00045  * @addtogroup MatrixInit  
00046  * @{  
00047  */ 
00048  
00049   /**  
00050    * @brief  Q31 matrix initialization.  
00051    * @param[in,out] *S             points to an instance of the floating-point matrix structure.  
00052    * @param[in]     nRows          number of rows in the matrix.  
00053    * @param[in]     nColumns       number of columns in the matrix.  
00054    * @param[in]     *pData     points to the matrix data array.  
00055    * @return        none  
00056    */ 
00057  
00058 void arm_mat_init_q31( 
00059   arm_matrix_instance_q31 * S, 
00060   uint16_t nRows, 
00061   uint16_t nColumns, 
00062   q31_t * pData) 
00063 { 
00064   /* Assign Number of Rows */ 
00065   S->numRows = nRows; 
00066  
00067   /* Assign Number of Columns */ 
00068   S->numCols = nColumns; 
00069  
00070   /* Assign Data pointer */ 
00071   S->pData = pData; 
00072 } 
00073  
00074 /**  
00075  * @} end of MatrixInit group  
00076  */