src/types.h

   1 /**
   2  * @file types.h
   3  * @brief A few useful data types.
   4  */
   5
   6 #ifndef CGDS_TYPES_H
   7 #define CGDS_TYPES_H
   8
   9 #include <stdlib.h>
  10 #include <stdint.h>
  11
  12 /**
  13  * @brief Signed integer type.
  14  */
  15 typedef int64_t Int;
  16
  17 /**
  18  * @brief Unsigned integer type.
  19  */
  20 typedef uint64_t UInt;
  21
  22 /**
  23  * @brief Data type for a real number.
  24  */
  25 typedef double Real;
  26
  27 /**
  28  * @brief Boolean type (prefixed with C_ to avoid some conflicts).
  29  */
  30 typedef enum {
  31     C_FALSE = 0, ///< False is mapped to 0
  32     C_TRUE = 1 ///< True is mapped to 1
  33 } Bool;
  34
  35 /**
  36  * @brief Enumeration for the type of buffer or heap.
  37  */
  38 typedef enum {
  39     MIN_T = 0, ///< Minimum element first.
  40     MAX_T = 1 ///< Maximum element first.
  41 } OrderType;
  42
  43 /**
  44  * @brief Generic item-value type; 'value' may correspond e.g. to distance.
  45  */
  46 typedef struct ItemValue {
  47     void* item; ///< Pointer to an item of any type.
  48     Real value; ///< Value associated with the item.
  49 } ItemValue;
  50
  51 #endif