(This is the documentation for SDL3, which is the current stable version. SDL2 was the previous version!)
SDL_ALPHA_TRANSPARENT_FLOAT
A fully transparent floating point alpha value.
Defined in <SDL3/SDL_pixels.h>
Syntax
#define SDL_ALPHA_TRANSPARENT_FLOAT 0.0f
Version
This macro is available since SDL 3.1.3.
See Also
CategoryAPI, CategoryAPIMacro, CategoryPixels