SDL_GetRenderDrawColor

Get the color used for drawing operations (Rect, Line and Clear).

Syntax

int SDL_GetRenderDrawColor(SDL_Renderer * renderer,
                   Uint8 * r, Uint8 * g, Uint8 * b,
                   Uint8 * a);

renderer	the rendering context
r	a pointer filled in with the red value used to draw on the rendering target
g	a pointer filled in with the green value used to draw on the rendering target
b	a pointer filled in with the blue value used to draw on the rendering target
a	a pointer filled in with the alpha value used to draw on the rendering target; usually `SDL_ALPHA_OPAQUE` (255)

Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.