lib/main/CMSIS/DSP/Source/MatrixFunctions/arm_mat_init_f32.c

   1 /* ----------------------------------------------------------------------
   2  * Project:      CMSIS DSP Library
   3  * Title:        arm_mat_init_f32.c
   4  * Description:  Floating-point matrix initialization
   5  *
   6  * $Date:        27. January 2017
   7  * $Revision:    V.1.5.1
   8  *
   9  * Target Processor: Cortex-M cores
  10  * -------------------------------------------------------------------- */
  11 /*
  12  * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved.
  13  *
  14  * SPDX-License-Identifier: Apache-2.0
  15  *
  16  * Licensed under the Apache License, Version 2.0 (the License); you may
  17  * not use this file except in compliance with the License.
  18  * You may obtain a copy of the License at
  19  *
  20  * www.apache.org/licenses/LICENSE-2.0
  21  *
  22  * Unless required by applicable law or agreed to in writing, software
  23  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
  24  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  25  * See the License for the specific language governing permissions and
  26  * limitations under the License.
  27  */
  28
  29 #include "arm_math.h"
  30
  31 /**
  32  * @ingroup groupMatrix
  33  */
  34
  35 /**
  36  * @defgroup MatrixInit Matrix Initialization
  37  *
  38  * Initializes the underlying matrix data structure.
  39  * The functions set the <code>numRows</code>,
  40  * <code>numCols</code>, and <code>pData</code> fields
  41  * of the matrix data structure.
  42  */
  43
  44 /**
  45  * @addtogroup MatrixInit
  46  * @{
  47  */
  48
  49 /**
  50    * @brief  Floating-point matrix initialization.
  51    * @param[in,out] *S             points to an instance of the floating-point matrix structure.
  52    * @param[in]     nRows          number of rows in the matrix.
  53    * @param[in]     nColumns       number of columns in the matrix.
  54    * @param[in]     *pData         points to the matrix data array.
  55    * @return        none
  56    */
  57
  58 void arm_mat_init_f32(
  59   arm_matrix_instance_f32 * S,
  60   uint16_t nRows,
  61   uint16_t nColumns,
  62   float32_t * pData)
  63 {
  64   /* Assign Number of Rows */
  65   S->numRows = nRows;
  66
  67   /* Assign Number of Columns */
  68   S->numCols = nColumns;
  69
  70   /* Assign Data pointer */
  71   S->pData = pData;
  72 }
  73
  74 /**
  75  * @} end of MatrixInit group
  76  */