Struct nannou::ui::backend::glium::glium::backend::glutin::glutin::HeadlessContext

pub struct HeadlessContext { /* fields omitted */ }

Represents a headless OpenGL context.

Trait Implementations

impl GlContext for HeadlessContext

unsafe fn make_current(&self) -> Result<(), ContextError>

Creates a new OpenGL context Sets the context as the current context.

fn is_current(&self) -> bool

Returns true if this context is the current one in this thread.

fn get_proc_address(&self, addr: &str) -> *const ()

Returns the address of an OpenGL function.

Contrary to wglGetProcAddress, all available OpenGL functions return an address.

fn get_api(&self) -> Api

Returns the API that is currently provided by this window.

See Window::get_api for more infos.

fn swap_buffers(&self) -> Result<(), ContextError>

Swaps the buffers in case of double or triple buffering.

fn get_pixel_format(&self) -> PixelFormat

Returns the pixel format of the main framebuffer of the context.

fn resize(&self, _width: u32, _height: u32)

Resize the GL context.

impl GlContextExt for HeadlessContext

type Handle = *mut c_void

Raw context handle.

unsafe fn raw_handle(&self) -> <HeadlessContext as GlContextExt>::Handle

Returns the raw context handle.