lg_misc.h

/*
 *      LibGame - Copyright (C) Emmanuel Thomas-Maurin 2011-2025
 *      All rights reserved
 */
 
#ifndef LG_MISC_H
#define LG_MISC_H
 
/* Not inclusive */
#define IS_IN(x, y, z)  (x > y && x < z ? TRUE : FALSE)
 
/* Inclusive */
#define IS_IN2(x, y, z) (x >= y && x <= z ? TRUE : FALSE)
 
typedef enum {LG_LITTLE_ENDIAN, LG_BIG_ENDIAN} lg_endianness;
 
/* (From: https://cloford.com/resources/charcodes/utf-8_arrows.htm) */
#define LEFT_ARROW_LIGHT_UTF8   "\u2190"        /* Light leftwards arrow */
#define RIGHT_ARROW_LIGHT_UTF8  "\u2192"        /* Light rightwards arrow */
#define UP_ARROW_LIGHT_UTF8     "\u2191"        /* Light upwards arrow */
#define DOWN_ARROW_LIGHT_UTF8   "\u2193"        /* Light downwards arrow */
 
/* (From: https://cloford.com/resources/charcodes/utf-8_dingbats.htm) */
#define UTF8_RW_ROUNDED_ARROW   "\u279c"        /* Rounded rightwards arrow */
 
int             check_datatype_sizes();
 
float           lg_tv_diff(struct timeval *, struct timeval *, struct timeval *);
 
int             lg_show_pixel_format_info_from_sdl_display_mode(SDL_DisplayMode *);
 
lg_endianness   lg_get_arch_endianness();
 
float           lg_swap_float_values(float *, float *);
 
double          lg_swap_double_values(double *x, double *y);
 
int32_t         lg_swap_int32_values(int32_t *x, int32_t *y);
 
uint32_t        lg_swap_uint32_values(uint32_t *x, uint32_t *y);
 
int16_t         lg_swap_int16_values(int16_t *x, int16_t *y);
 
uint16_t        lg_swap_uint16_values(uint16_t *x, uint16_t *y);
 
int8_t          lg_swap_int8_values(int8_t *x, int8_t *y);
 
uint8_t         lg_swap_uint8_values(uint8_t *x, uint8_t *y);
 
void            lg_print_out_error_codes();
 
int             lg_check_gl_context();
 
void            debug_start_max_int_in_loop();
 
void            debug_max_int_in_loop(unsigned long, const char *, int);
 
void            debug_end_max_int_in_loop();
 
void            debug_start_max_float_in_loop();
 
void            debug_max_float_in_loop(float, const char *, int);
 
void            debug_end_max_float_in_loop();
 
void            lg_show_struct_sizes(zboolean);
 
#endif /* LG_MISC_H */