SDL_SetSurfaceBlendMode - Man Page

#include <SDL3/SDL_surface.h>

bool SDL_SetSurfaceBlendMode(SDL_Surface *surface, SDL_BlendMode blendMode);

To copy a surface to another surface (or texture) without blending with the existing data, the blendmode of the SOURCE surface should be set to SDL_BLENDMODE_NONE.

surface

the SDL_Surface structure to update.

blendMode

the SDL_BlendMode to use for blit blending.

for more information.

This function is not thread safe.

This function is available since SDL 3.2.0.

SDL_GetSurfaceBlendMode(3)

SDL_GetSurfaceBlendMode(3).