1 /* ----------------------------------------------------------------------
2 * Project: CMSIS DSP Library
3 * Title: arm_mat_init_f32.c
4 * Description: Floating-point matrix initialization
5 *
6 * $Date: 23 April 2021
7 * $Revision: V1.9.0
8 *
9 * Target Processor: Cortex-M and Cortex-A cores
10 * -------------------------------------------------------------------- */
11 /*
12 * Copyright (C) 2010-2021 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 "dsp/matrix_functions.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 */
56
arm_mat_init_f64(arm_matrix_instance_f64 * S,uint16_t nRows,uint16_t nColumns,float64_t * pData)57 void arm_mat_init_f64(
58 arm_matrix_instance_f64 * S,
59 uint16_t nRows,
60 uint16_t nColumns,
61 float64_t * pData)
62 {
63 /* Assign Number of Rows */
64 S->numRows = nRows;
65
66 /* Assign Number of Columns */
67 S->numCols = nColumns;
68
69 /* Assign Data pointer */
70 S->pData = pData;
71 }
72
73 /**
74 @} end of MatrixInit group
75 */
76
