Function sdl2_sys::SDL_RenderDrawLineF

pub unsafe extern "C" fn SDL_RenderDrawLineF(
    renderer: *mut SDL_Renderer, 
    x1: f32, 
    y1: f32, 
    x2: f32, 
    y2: f32
) -> c_int

\brief Draw a line on the current rendering target.

\param renderer The renderer which should draw a line. \param x1 The x coordinate of the start point. \param y1 The y coordinate of the start point. \param x2 The x coordinate of the end point. \param y2 The y coordinate of the end point.

\return 0 on success, or -1 on error