123 lines
4.2 KiB
C
123 lines
4.2 KiB
C
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/*
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* Copyright (c) 2022, Shenzhen CVA Innovation CO.,LTD
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* All rights reserved.
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*
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* Shenzhen CVA Innovation CO.,LTD (CVA chip) is supplying this file for use
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* exclusively with CVA's microcontroller products. This file can be freely
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* distributed within development tools that are supporting such microcontroller
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* products.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
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* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
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* CVA SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL,
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* OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
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*/
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#ifndef _TABLE3D_H_
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#define _TABLE3D_H_
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/*! \brief Contains public interface to various functions related
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* to the 3-D table template
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*/
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/*******************************************************************************
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* the includes
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******************************************************************************/
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#include <stdint.h>
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*******************************************************************************
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* the defines
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******************************************************************************/
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/*******************************************************************************
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* the typedefs
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******************************************************************************/
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/*! \brief Declaration of 3-D table prototype
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* \note The container should be an array in the form of buffer[depthNum][rowNum][columnNum]
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*/
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typedef struct _Table3DType_
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{
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void *pContainer; /*!< The pointer to the container, which must be a 3-D array */
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uint16_t rowNum; /*!< Total row number of the container */
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uint16_t columnNum; /*!< Total column number of the container */
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uint16_t depthNum; /*!< Total depth number of the container */
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} Table3DType;
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/*******************************************************************************
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* the globals
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******************************************************************************/
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/*******************************************************************************
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* the function prototypes
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******************************************************************************/
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/*! \brief Initialize the TABLE 3D object.
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*
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* This function initializes a 3-D table instance
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*
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* \note The container should be the 3-D array
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*
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* \param[in] obj : pointer to 3-D Table instance
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* \param[in] pContainer : the container (3-D array) for this table
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* \param[in] rowNum : the total row count of the table
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* \param[in] columnNum : the total column count of the table
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* \param[in] depthNum : the total depth count of the table
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*/
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static inline void Table3D_Init(Table3DType *obj, void *pContainer, uint16_t rowNum, uint16_t columnNum, uint16_t depthNum)
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{
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obj->pContainer = pContainer;
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obj->rowNum = rowNum;
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obj->columnNum = columnNum;
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obj->depthNum = depthNum;
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}
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/*! \brief Get a certain element determined by row, column, depth from the table
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*
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* This function gets a certain element determined by row, column, depth from the table
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*
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* \param[in] obj : pointer to 3-D Table instance
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* \param[out] pElem : pointer to the element
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* \param[in] elemSize : the size of element in byte
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* \param[in] row : the row of the output element
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* \param[in] column : the column of the output element
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* \param[in] depth : the depth of the output element
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* \return the result of the get operation
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* - true : succees
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* - false : fail to get the element
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*/
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static inline bool Table3D_GetElement(const Table3DType *obj, void *pElem, uint16_t elemSize, uint16_t row, uint16_t column, uint16_t depth)
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{
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if(row > obj->rowNum - 1 || column > obj->columnNum - 1 || depth > obj->depthNum - 1)
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{
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return false;
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}
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int i = 0;
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unsigned char *src;
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unsigned char *dest;
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dest = (unsigned char *)pElem;
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src = (unsigned char *)(obj->pContainer) + elemSize * (depth * obj->rowNum * obj->columnNum + row * obj->columnNum + column);
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for(i = 0; i < elemSize; i++)
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{
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*dest++ = *src++;
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}
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return true;
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}
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#ifdef __cplusplus
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}
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#endif /* extern "C" */
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#endif /* _TABLE3D_H_ */
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