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| 2 | mjames | 1 | /* ---------------------------------------------------------------------------- |
| 2 | * Copyright (C) 2010-2014 ARM Limited. All rights reserved. |
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| 3 | * |
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| 4 | * $Date: 19. March 2015 |
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| 5 | * $Revision: V.1.4.5 |
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| 6 | * |
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| 7 | * Project: CMSIS DSP Library |
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| 8 | * Title: arm_mat_init_f32.c |
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| 9 | * |
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| 10 | * Description: Floating-point matrix initialization. |
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| 11 | * |
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| 12 | * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0 |
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| 13 | * |
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| 14 | * Redistribution and use in source and binary forms, with or without |
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| 15 | * modification, are permitted provided that the following conditions |
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| 16 | * are met: |
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| 17 | * - Redistributions of source code must retain the above copyright |
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| 18 | * notice, this list of conditions and the following disclaimer. |
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| 19 | * - Redistributions in binary form must reproduce the above copyright |
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| 20 | * notice, this list of conditions and the following disclaimer in |
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| 21 | * the documentation and/or other materials provided with the |
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| 22 | * distribution. |
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| 23 | * - Neither the name of ARM LIMITED nor the names of its contributors |
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| 24 | * may be used to endorse or promote products derived from this |
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| 25 | * software without specific prior written permission. |
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| 26 | * |
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| 27 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 28 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 29 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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| 30 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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| 31 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 32 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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| 33 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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| 34 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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| 35 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 36 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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| 37 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 38 | * POSSIBILITY OF SUCH DAMAGE. |
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| 39 | * -------------------------------------------------------------------------- */ |
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| 40 | |||
| 41 | #include "arm_math.h" |
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| 42 | |||
| 43 | /** |
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| 44 | * @ingroup groupMatrix |
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| 45 | */ |
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| 46 | |||
| 47 | /** |
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| 48 | * @defgroup MatrixInit Matrix Initialization |
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| 49 | * |
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| 50 | * Initializes the underlying matrix data structure. |
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| 51 | * The functions set the <code>numRows</code>, |
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| 52 | * <code>numCols</code>, and <code>pData</code> fields |
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| 53 | * of the matrix data structure. |
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| 54 | */ |
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| 55 | |||
| 56 | /** |
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| 57 | * @addtogroup MatrixInit |
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| 58 | * @{ |
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| 59 | */ |
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| 60 | |||
| 61 | /** |
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| 62 | * @brief Floating-point matrix initialization. |
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| 63 | * @param[in,out] *S points to an instance of the floating-point matrix structure. |
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| 64 | * @param[in] nRows number of rows in the matrix. |
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| 65 | * @param[in] nColumns number of columns in the matrix. |
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| 66 | * @param[in] *pData points to the matrix data array. |
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| 67 | * @return none |
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| 68 | */ |
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| 69 | |||
| 70 | void arm_mat_init_f32( |
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| 71 | arm_matrix_instance_f32 * S, |
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| 72 | uint16_t nRows, |
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| 73 | uint16_t nColumns, |
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| 74 | float32_t * pData) |
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| 75 | { |
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| 76 | /* Assign Number of Rows */ |
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| 77 | S->numRows = nRows; |
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| 78 | |||
| 79 | /* Assign Number of Columns */ |
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| 80 | S->numCols = nColumns; |
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| 81 | |||
| 82 | /* Assign Data pointer */ |
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| 83 | S->pData = pData; |
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| 84 | } |
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| 85 | |||
| 86 | /** |
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| 87 | * @} end of MatrixInit group |
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| 88 | */ |