###### (This is the legacy documentation for stable SDL2, the current stable version; [SDL3](https://wiki.libsdl.org/SDL3/) is the current development version.) # SDL_GetTextureAlphaMod Get the additional alpha value multiplied into render copy operations. ## Syntax ```c int SDL_GetTextureAlphaMod(SDL_Texture * texture, Uint8 * alpha); ``` ## Function Parameters | | | | --------------- | ------------------------------------------------ | | **texture** | the texture to query | | **alpha** | a pointer filled in with the current alpha value | ## Return Value Returns 0 on success or a negative error code on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Version This function is available since SDL 2.0.0. ## Related Functions * [SDL_GetTextureColorMod](SDL_GetTextureColorMod) * [SDL_SetTextureAlphaMod](SDL_SetTextureAlphaMod) ---- [CategoryAPI](CategoryAPI)