[Interest] Image and Canvas get pixelated on retina iOS devices

jhihn at gmx.com jhihn at gmx.com
Wed Jul 8 14:27:53 CEST 2015


There is already a bug filed.  One person reported you could render the canvas at 2x then scale back down to 1x. 

The canvas does not take into account the  devicePixelRatio

-----Original message-----
Sent: Wednesday, 08 July 2015 at 13:49:36
From: "Nuno Santos" <nunosantos at imaginando.pt>
To: "Daniel França" <daniel.franca at gmail.com>
Subject: Re: [Interest] Image and Canvas get pixelated on retina iOS devices
I have added this to the .plist:

<key>NSHighResolutionCapable</key>
<true />

But it didn’t made any difference…

Nuno Santos
Founder / CEO / CTO
www.imaginando.pt
+351 91 621 69 62

> On 08 Jul 2015, at 12:32, Daniel França <daniel.franca at gmail.com> wrote:
> 
> Maybe you need to add NSHighResolutionCapable to Info.plist?
> http://blog.qt.io/blog/2013/04/25/retina-display-support-for-mac-os-ios-and-x11/ <http://blog.qt.io/blog/2013/04/25/retina-display-support-for-mac-os-ios-and-x11/>
> 
> Em qua, 8 de jul de 2015 às 13:19, Nuno Santos <nunosantos at imaginando.pt <mailto:nunosantos at imaginando.pt>> escreveu:
> Hi,
> 
> On my app, Images and Canvas gets pixelated on iOS retina devices. Is this a bug? Or do I need to do anything additionally? Images don’t behave this way on high resolution Android devices. Please look the attached screenshot.
> 
> 
> <iOS Simulator Screen Shot 08 Jul 2015 12.18.19.png>
> 
> Nuno Santos
> Founder / CEO / CTO
> www.imaginando.pt <http://www.imaginando.pt/>
> +351 91 621 69 62
> 
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