arm_mat_init_f32.c 2.1 KB

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  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. #include "arm_math.h"
  29. /**
  30. * @ingroup groupMatrix
  31. */
  32. /**
  33. * @defgroup MatrixInit Matrix Initialization
  34. *
  35. * Initializes the underlying matrix data structure.
  36. * The functions set the <code>numRows</code>,
  37. * <code>numCols</code>, and <code>pData</code> fields
  38. * of the matrix data structure.
  39. */
  40. /**
  41. * @addtogroup MatrixInit
  42. * @{
  43. */
  44. /**
  45. * @brief Floating-point matrix initialization.
  46. * @param[in,out] *S points to an instance of the floating-point matrix structure.
  47. * @param[in] nRows number of rows in the matrix.
  48. * @param[in] nColumns number of columns in the matrix.
  49. * @param[in] *pData points to the matrix data array.
  50. * @return none
  51. */
  52. void arm_mat_init_f32(
  53. arm_matrix_instance_f32 * S,
  54. uint16_t nRows,
  55. uint16_t nColumns,
  56. float32_t * pData)
  57. {
  58. /* Assign Number of Rows */
  59. S->numRows = nRows;
  60. /* Assign Number of Columns */
  61. S->numCols = nColumns;
  62. /* Assign Data pointer */
  63. S->pData = pData;
  64. }
  65. /**
  66. * @} end of MatrixInit group
  67. */