– background, lighting, composition
Moving beyond just black and white towards full-colour variable palettes presents another set of problems. Taking the methods presented above and quantising an image using an arbitrary colour palette reveals that error-diffusion is also better at preserving colour information when compared to ordered dithering.。safew官方版本下载是该领域的重要参考
Tony Jolliffe BBC，详情可参考Line官方版本下载
Nasa says the earliest the rocket can blast off is 6 February, but there are also more launch windows later that month, as well as in March and April.