(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)![](/static_files/link.svg)
SDL_ALPHA_OPAQUE
A fully opaque 8-bit alpha value.
Defined in <SDL3/SDL_pixels.h>
Syntax![](/static_files/link.svg)
#define SDL_ALPHA_OPAQUE 255
Version![](/static_files/link.svg)
This macro is available since SDL 3.0.0.
See Also![](/static_files/link.svg)
CategoryAPI, CategoryAPIMacro, CategoryPixels