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  1. /* ----------------------------------------------------------------------------    
  2. * Copyright (C) 2010-2014 ARM Limited. All rights reserved.    
  3. *    
  4. * $Date:        19. March 2015
  5. * $Revision:    V.1.4.5
  6. *    
  7. * Project:          CMSIS DSP Library    
  8. * Title:        arm_mat_init_f32.c    
  9. *    
  10. * Description:  Floating-point matrix initialization.    
  11. *    
  12. * Target Processor: Cortex-M4/Cortex-M3/Cortex-M0
  13. *  
  14. * Redistribution and use in source and binary forms, with or without
  15. * modification, are permitted provided that the following conditions
  16. * are met:
  17. *   - Redistributions of source code must retain the above copyright
  18. *     notice, this list of conditions and the following disclaimer.
  19. *   - Redistributions in binary form must reproduce the above copyright
  20. *     notice, this list of conditions and the following disclaimer in
  21. *     the documentation and/or other materials provided with the
  22. *     distribution.
  23. *   - Neither the name of ARM LIMITED nor the names of its contributors
  24. *     may be used to endorse or promote products derived from this
  25. *     software without specific prior written permission.
  26. *
  27. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  28. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  29. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  30. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  31. * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  32. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  33. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  34. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  35. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  37. * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  38. * POSSIBILITY OF SUCH DAMAGE.  
  39. * -------------------------------------------------------------------------- */
  40.  
  41. #include "arm_math.h"
  42.  
  43. /**    
  44.  * @ingroup groupMatrix    
  45.  */
  46.  
  47. /**    
  48.  * @defgroup MatrixInit Matrix Initialization    
  49.  *    
  50.  * Initializes the underlying matrix data structure.    
  51.  * The functions set the <code>numRows</code>,    
  52.  * <code>numCols</code>, and <code>pData</code> fields    
  53.  * of the matrix data structure.    
  54.  */
  55.  
  56. /**    
  57.  * @addtogroup MatrixInit    
  58.  * @{    
  59.  */
  60.  
  61. /**    
  62.    * @brief  Floating-point matrix initialization.    
  63.    * @param[in,out] *S             points to an instance of the floating-point matrix structure.    
  64.    * @param[in]     nRows          number of rows in the matrix.    
  65.    * @param[in]     nColumns       number of columns in the matrix.    
  66.    * @param[in]     *pData         points to the matrix data array.    
  67.    * @return        none    
  68.    */
  69.  
  70. void arm_mat_init_f32(
  71.   arm_matrix_instance_f32 * S,
  72.   uint16_t nRows,
  73.   uint16_t nColumns,
  74.   float32_t * pData)
  75. {
  76.   /* Assign Number of Rows */
  77.   S->numRows = nRows;
  78.  
  79.   /* Assign Number of Columns */
  80.   S->numCols = nColumns;
  81.  
  82.   /* Assign Data pointer */
  83.   S->pData = pData;
  84. }
  85.  
  86. /**    
  87.  * @} end of MatrixInit group    
  88.  */
  89.