SDL_FColor - The bits of this structure can be directly reinterpreted as a float-packed color which uses

       This struct is available since SDL 3.2.0.

Simple Directmedia Layer                           SDL 3.2.20                                  SDL_FColor(3type)

       SDL_FColor  - The bits of this structure can be directly reinterpreted as a float-packed color which uses
       the SDL_PIXELFORMAT_RGBA128_FLOAT format

#include<SDL3/SDL_pixels.h>typedefstructSDL_FColor{floatr;floatg;floatb;floata;}SDL_FColor;