sdlGetRenderDrawColor function
Get the color used for drawing operations (Rect, Line and Clear).
\param renderer the rendering context
\param r a pointer filled in with the red value used to draw on the
rendering target
\param g a pointer filled in with the green value used to draw on the
rendering target
\param b a pointer filled in with the blue value used to draw on the
rendering target
\param 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.
\since This function is available since SDL 2.0.0.
\sa SDL_SetRenderDrawColor
extern DECLSPEC int SDLCALL SDL_GetRenderDrawColor(SDL_Renderer * renderer, Uint8 * r, Uint8 * g, Uint8 * b, Uint8 * a)
Implementation
int sdlGetRenderDrawColor(Pointer<SdlRenderer> renderer, Pointer<Uint8> r,
Pointer<Uint8> g, Pointer<Uint8> b, Pointer<Uint8> a) {
final sdlGetRenderDrawColorLookupFunction = libSdl2.lookupFunction<
Int32 Function(Pointer<SdlRenderer> renderer, Pointer<Uint8> r,
Pointer<Uint8> g, Pointer<Uint8> b, Pointer<Uint8> a),
int Function(
Pointer<SdlRenderer> renderer,
Pointer<Uint8> r,
Pointer<Uint8> g,
Pointer<Uint8> b,
Pointer<Uint8> a)>('SDL_GetRenderDrawColor');
return sdlGetRenderDrawColorLookupFunction(renderer, r, g, b, a);
}