pub fn render_canvas_offscreen<'a, DrawStream, RenderContext>(
    context: &'a mut RenderContext,
    width: usize,
    height: usize,
    scale: f32,
    actions: DrawStream
) -> impl Future<Output = Vec<u8, Global>> + 'awhere
    DrawStream: 'a + Stream<Item = Draw>,
    RenderContext: 'a + OffscreenRenderContext,
Expand description

Renders a canvas in an offscreen context, returning the resulting bitmap