[Opengeoscience-developers] OpenGeoscience branch, fix_transparency, created. 98de04b24e734ad7821985e17c1dba894c60181a

[Aashish Chaudhary]

Thanks. I will have it merged then!.. The colors are looking very nice now
and with ability to look at new datasets its super cool!

- Aashish



On Mon, Jul 15, 2013 at 12:00 PM, David E DeMarle
<dave.demarle at kitware.com>wrote:

> Looks good here. I approve.
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
>
>
> On Sat, Jul 13, 2013 at 1:08 AM, Aashish Chaudhary <
> aashish.chaudhary at kitware.com> wrote:
>
>> This is an automated email from the git hooks/post-receive script. It was
>> generated because a ref change was pushed to the repository containing
>> the project "OpenGeoscience".
>>
>> The branch, fix_transparency has been created
>>         at  98de04b24e734ad7821985e17c1dba894c60181a (commit)
>>
>> - Log -----------------------------------------------------------------
>>
>> http://public.kitware.com/gitweb?p=OpenGeoscience/geoweb.git;a=commitdiff;h=98de04b24e734ad7821985e17c1dba894c60181a
>> commit 98de04b24e734ad7821985e17c1dba894c60181a
>> Author: Aashish Chaudhary <aashish.chaudhary at kitware.com>
>> Date:   Sat Jul 13 00:58:44 2013 -0400
>>
>>     Fixed blending
>>
>>     If using blend function GL_SRC_ALPHA and GL_ONE_MINUS_SRC_ALPHA
>>     we get color (RGBA) source factor (As,As,As,AS) and color dest
>>     factor ((1,1,1) – (As,As,As), 1 – As). Well the problem is that
>>     this results in resulting alpha for the final pixel < 1.0. Now
>>     we use white background for the body which then shows up through
>>     our GL renering. For example if src alpha is 0.6 then we will get
>>     0.6 * 0.6 + 0.4 * 1.0 = 0.36 + 0.4 = 0.76 as the final pixel alpha
>>     value.
>>
>>  web/lib/vgl/blend.js |    3 ++-
>>  1 files changed, 2 insertions(+), 1 deletions(-)
>>
>> -----------------------------------------------------------------------
>>
>>
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>


-- 
| Aashish Chaudhary
| R&D Engineer
| Kitware Inc.
| www.kitware.com
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