NAME¶

SDL_SetRenderDrawColor - Set the color used for drawing operations.

HEADER FILE¶

Defined in SDL3/SDL_render.h

SYNOPSIS¶

#include "SDL3/SDL.h"

bool SDL_SetRenderDrawColor(SDL_Renderer *renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a);

DESCRIPTION¶

Set the color for drawing or filling rectangles, lines, and points, and for

SDL_RenderClear ().

FUNCTION PARAMETERS¶

renderer

the rendering context.

r

the red value used to draw on the rendering target.

g

the green value used to draw on the rendering target.

b

the blue value used to draw on the rendering target.

a

the alpha value used to draw on the rendering target; usually SDL_ALPHA_OPAQUE (255). Use SDL_SetRenderDrawBlendMode
to specify how the alpha channel is used.

RETURN VALUE¶

Returns true on success or false on failure; call

SDL_GetError () for more information.

THREAD SAFETY¶

You may only call this function from the main thread.

AVAILABILITY¶

This function is available since SDL 3.1.3.

SEE ALSO¶

•(3), SDL_GetRenderDrawColor(3), •(3), SDL_SetRenderDrawColorFloat(3)