Re: [filter-effects] Minor errors in draft - feSpecularLighting section

On Apr 18, 2014, at 7:54 PM, Paul LeBeau <paul.lebeau@gmail.com> wrote:

> I noticed a couple of errors in the SVG 1.1 spec trecently.  These have also found their way into the Filter Effects 1.0 draft.
> 
> 
> In section 8.19 *feSpecularLighting"
> 
> "The lighting calculation follows the standard specular component of the Phong lighting model."
> 
> In actual fact, isn't this technically the Blinn-Phong model?  (There is a difference.)

Comparing the algorithms in the spec, it seems you are right. Will change that.

> 
> 
> "The light source is defined by one of the child elements <feDistantLight>, <fePointLight> or <feDistantLight>."
> 
> There are two feDistantLights in that sentence.

Thanks for reporting! Will be fixed in next commit.

Greetings,
Dirk

> 
> 
> Paul
> 

Received on Friday, 18 April 2014 20:07:36 UTC