Re: iOS: antialiasing text

2011-06-10 Thread David Duncan
On Jun 9, 2011, at 7:10 PM, Graham Cox wrote: On further investigation, it seems as if the problem is not in the rendering of the text into the offscreen bitmap context, but the later scaling down of that image in a CALayer. On the Mac, when I set the layer's minificationFilter property

Re: iOS: antialiasing text

2011-06-09 Thread David Duncan
On Jun 7, 2011, at 4:56 PM, Graham Cox wrote: I'm rendering text into a bitmap image context (in fact just a single letter, with a small drop-shadow). I am unable to get this text to be drawn anti-aliased, despite turning on all the shoulds and allows that pertain to this. Is anti-aliasing

Re: iOS: antialiasing text

2011-06-09 Thread Graham Cox
On 10/06/2011, at 3:24 AM, David Duncan wrote: I imagine what you are expecting is LCD antialiasing, which I am fairly certain is not done on iOS. You should still get standard antialiasing however. No, I appreciate I'm not going to get that. But rendering the text offscreen with the code

Re: iOS: antialiasing text

2011-06-09 Thread Graham Cox
On further investigation, it seems as if the problem is not in the rendering of the text into the offscreen bitmap context, but the later scaling down of that image in a CALayer. On the Mac, when I set the layer's minificationFilter property to trilinear, that produces nice results, but on

iOS: antialiasing text

2011-06-07 Thread Graham Cox
I'm rendering text into a bitmap image context (in fact just a single letter, with a small drop-shadow). I am unable to get this text to be drawn anti-aliased, despite turning on all the shoulds and allows that pertain to this. Is anti-aliasing supported in a bitmap context on iOS? It seems to