From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 25 Jun 2012 19:13:24 +0100 From: Ethan Grammatikidis To: 9fans@9fans.net Message-ID: <20120625191324.3821e4ff@vardo.ethans.dre.am> In-Reply-To: <121b985cea0c251ede7c6d8410640ef1@ladd.quanstro.net> References: <727e89f148b2a84c82d495a031ada082@brasstown.quanstro.net> <779a7f23d339cbcae24f7627f9950131@sp.inri.net> <20120620185228.0807a5d6@vardo.ethans.dre.am> <121b985cea0c251ede7c6d8410640ef1@ladd.quanstro.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [9fans] dejavu sans Topicbox-Message-UUID: 9f93ab0a-ead7-11e9-9d60-3106f5b1d025 On Wed, 20 Jun 2012 14:37:15 -0400 erik quanstrom wrote: > > I believe I do, and I'm pretty sure the difference lies in gamma or > > color correction which is provided by most graphics chipsets but is > > inaccessible with VESA. It is also likely to be inaccessible with > > native drivers if they are open source, it was a fluff feature when > > CRTs were common and seems to still be treated that way. > >=20 > > You may have noticed that images appear paler on those displays where > > Vera looks blurry. This is because of the lack of gamma correction. > > Black may still be black and white white, but without gamma correction > > a 50% grey may appear far brighter than it should be, especially on a > > LCD. (On a CRT it's more likely to be darker, in my experience.) Vera > > then looks blurry because the pixels that are supposed to be mid-grey > > become far brighter, far more visible than they are meant to be. > >=20 > > The particularly interesting thing about this is it suggests a > > workaround. The font is implemented as a 4-bit greyscale image. Instead > > of treating the font as a true greyscale it could instead be treated as > > a palettized image and the palette adjusted to suit the screen, > > darkening the greys on the displays for which it is necessary. >=20 > excellent explainer. Thanks! > i typically use full rgb fonts. i don't see why one couldn't =CE=B1 > draw through an appropriate shade to change the font image itself. Yeah, that would work.