SDL_GetRenderDrawColor3
Get the color used for drawing operations (rect, line and clear).
Usage
#include "SDL3/SDL.h"
bool SDL_GetRenderDrawColor(SDL_Renderer *renderer, Uint8 *r, Uint8 *g, Uint8 *b, Uint8 *a);
Header file
Defined in SDL3/SDL_render.h
Function parameters
- 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).
Return value
Returns true on success or false on failure; call
SDL_GetError () for more information.
Thread safety
This function should only be called on the main thread.