Man page - sdl_gettexturealphamodfloat(3)

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Package: libsdl3-doc
apt-get install libsdl3-doc

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SDL_GetTextureAlphaModFloat - Get the additional alpha value multiplied into render copy operations.

Defined in SDL3/SDL_render.h

#include "SDL3/SDL.h"

bool SDL_GetTextureAlphaModFloat(SDL_Texture *texture, float *alpha);

texture

the texture to query.

alpha

a pointer filled in with the current alpha value.

Returns true on success or false on failure; call

SDL_GetError () for more information.

This function should only be called on the main thread.

This function is available since SDL 3.2.0.