tmk_core/tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/MatrixFunctions/arm_mat_init_q31.c

   1 /* ----------------------------------------------------------------------
   2 * Copyright (C) 2010-2013 ARM Limited. All rights reserved.
   3 *
   4 * $Date:        17. January 2013
   5 * $Revision:    V1.4.1
   6 *
   7 * Project:          CMSIS DSP Library
   8 * Title:        arm_mat_init_q31.c
   9 *
  10 * Description:  Q31 matrix initialization.
  11 * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0
  12 *
  13 * Redistribution and use in source and binary forms, with or without
  14 * modification, are permitted provided that the following conditions
  15 * are met:
  16 *   - Redistributions of source code must retain the above copyright
  17 *     notice, this list of conditions and the following disclaimer.
  18 *   - Redistributions in binary form must reproduce the above copyright
  19 *     notice, this list of conditions and the following disclaimer in
  20 *     the documentation and/or other materials provided with the
  21 *     distribution.
  22 *   - Neither the name of ARM LIMITED nor the names of its contributors
  23 *     may be used to endorse or promote products derived from this
  24 *     software without specific prior written permission.
  25 *
  26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  27 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  28 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  29 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  30 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  31 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  32 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  33 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  34 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  36 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  37 * POSSIBILITY OF SUCH DAMAGE.
  38 * -------------------------------------------------------------------------- */
  39
  40
  41 #include "arm_math.h"
  42
  43 /**
  44  * @ingroup groupMatrix
  45  */
  46
  47 /**
  48  * @defgroup MatrixInit Matrix Initialization
  49  *
  50  */
  51
  52 /**
  53  * @addtogroup MatrixInit
  54  * @{
  55  */
  56
  57   /**
  58    * @brief  Q31 matrix initialization.
  59    * @param[in,out] *S             points to an instance of the floating-point matrix structure.
  60    * @param[in]     nRows          number of rows in the matrix.
  61    * @param[in]     nColumns       number of columns in the matrix.
  62    * @param[in]     *pData         points to the matrix data array.
  63    * @return        none
  64    */
  65
  66 void arm_mat_init_q31(
  67   arm_matrix_instance_q31 * S,
  68   uint16_t nRows,
  69   uint16_t nColumns,
  70   q31_t * pData)
  71 {
  72   /* Assign Number of Rows */
  73   S->numRows = nRows;
  74
  75   /* Assign Number of Columns */
  76   S->numCols = nColumns;
  77
  78   /* Assign Data pointer */
  79   S->pData = pData;
  80 }
  81
  82 /**
  83  * @} end of MatrixInit group
  84  */