Function SDL_SetRenderDrawBlendMode

pub unsafe extern "C" fn SDL_SetRenderDrawBlendMode(
    renderer: *mut SDL_Renderer,
    blendMode: SDL_BlendMode,
) -> i32
Available on crate feature dep_sdl2 only.
Expand description

Set the blend mode used for drawing operations (Fill and Line).

If the blend mode is not supported, the closest supported mode is chosen.

\param renderer the rendering context \param blendMode the SDL_BlendMode to use for blending \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_GetRenderDrawBlendMode \sa SDL_RenderDrawLine \sa SDL_RenderDrawLines \sa SDL_RenderDrawPoint \sa SDL_RenderDrawPoints \sa SDL_RenderDrawRect \sa SDL_RenderDrawRects \sa SDL_RenderFillRect \sa SDL_RenderFillRects