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pub const SCREEN_WIDTH: u32 = 256;
pub const SCREEN_HEIGHT: u32 = 240;
pub const PIXEL_BYTES: u32 = 3;
pub const PIXELS_CAPACITY: usize = SCREEN_WIDTH as usize * SCREEN_HEIGHT as usize * PIXEL_BYTES as usize;

pub trait Display {
	fn render_pixel(&mut self, x: u16, y: u16, c: u32);
	fn vblank(&mut self);
	fn copy_to_rgba_pixels(&self, pixels: &mut [u8]);
}