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> On Apr 3, 2015, at 10:19 PM, Graham Cox <graham....@bigpond.com> wrote: > > >> On 4 Apr 2015, at 1:13 pm, Roland King <r...@rols.org> wrote: >> >> That’s most definitely not what Graham is looking for. He’s looking for a >> way to convert colours programatically, and cross-platform iOS and OSX (no >> colorsync on iOS). I meant the ColorSync api (what did you think I meant?) but was not aware iOS did not rely on ColorSync, if you had not already done so, you might look at: https://developer.apple.com/library/ios/technotes/tn2313/_index.html#//apple_ref/doc/uid/DTS40014694-CH1-ACTIVECOLORMGMTCOLORSYNC-HOW_DOES_COLORSYNC_WORK_ > That's right. In short, a CG equivalent to -[NSColor colorUsingColorspace:] > is what I need why don't you just use cocoa? > - I just need to ensure that colours that could originate as grays for > example, end up as RGBA colours, since I'm doing work directly on the four > components. Converting gray is easy enough actually, if I have to do that > myself, but it would be nice if there were a funciton that would work across > all possible colorspaces. > > I thought Id' seen a CG function for this in the past, but I can't remember > where I saw it and I may be mistaken. > > --Graham > > > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/etaffel%40me.com > > This email sent to etaf...@me.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
