NAME¶

SDL_SetSurfaceColorMod - Set an additional color value multiplied into blit operations.

SYNOPSIS¶

#include "SDL3/SDL.h"

int SDL_SetSurfaceColorMod(SDL_Surface *surface, Uint8 r, Uint8 g, Uint8 b);

DESCRIPTION¶

When this surface is blitted, during the blit operation each source color channel is modulated by the appropriate color value according to the following formula: srcC=srcC*(color/255)

FUNCTION PARAMETERS¶

surface

the SDL_Surface
structure to update

r

the red color value multiplied into blit operations

g

the green color value multiplied into blit operations

b

the blue color value multiplied into blit operations

RETURN VALUE¶

Returns 0 on success or a negative error code on failure; call

SDL_GetError () for more information.

AVAILABILITY¶

This function is available since SDL 3.0.0.

SEE ALSO¶

SDL_GetSurfaceColorMod(3), SDL_SetSurfaceAlphaMod(3)