Re[2]: 2d motion blur

Date : Sat, 18 Mar 2006 19:45:34 +0100
To : XSI(at)Softimage.COM
From : Frank Lenhard <franky(at)ixdream.com>
Subject : Re[2]: 2d motion blur
no problem, will contact you off the list.
thanks!

franky

Saturday, March 18, 2006, 6:50:15 PM, you wrote:

GR> Could it be possible for you to send me the scene, or a similar repro 
GR> scene with the mentioned problem ?

GR> --
GR> guy rabiller | 3d technical director (at) LaMaison


GR> Frank Lenhard a écrit :
>> for me the 2dblur simply doesnt work. honestly, editing spdl's, is something i
>> never did either. also i assume when there is a shader that it should
>> work right out of the box.
>>
>> and as it looks to me now, i have NO way of rendering Mblur in xsi???
>> the only thing i can use is the native MR mblur, but as we all found out
>> its buggy and drops objects from time to time and i end up investing
>> twice the time with rerendering bad frames. and this happens here also
>> when there is no visiblity animation on the object. just mblur is
>> enough tom ake them randonly disappear.
>> 2d mblur doesnt work.
>> rasterizer has bad sampling.
>>
>> do i have to buy ReelSmart mblur for $190 to get ANY mblur to work? i
>> made some tests with the demo and the vector output shaders. in
>> general it works quite nice, fast and relilable. however in a scene
>> with importet objects i couldnt get the vector shader to work. just
>> rendered out nice plain greenish tint, no mblurs, regardless of the mblur
>> setting in the render options.
>>
>> sigh...
>>
>> ciao
>> franky
>>
>>
>> Thursday, March 16, 2006, 4:38:01 AM, you wrote:
>>
>> GDC> I've used it (but never for production just in production tests as
>> GDC> possibilities). It should work. One issue was the vectors were read in
>> GDC> reverse so you had to go into the spdl to make them negative.
>> GDC> Graham
>> GDC> -------------------------------------------
>> GDC> CG Supervisor, Omation
>> GDC> http://www.byrecruit.net
>> GDC> http://www.grahamdclark.com
>>
>>
>> GDC> On 3/14/06, Frank Lenhard <franky(at)ixdream.com> wrote:
>>   
>>>> i'm going to resurrect this old posting of mine. does nobody uses the
>>>> 2d mblur output shader? i still cant get it to work at all and i'm not
>>>> going to spend money on ReelSmart Motion Blur. is there another way of
>>>> applying a fake 2d mblur in xsi?
>>>>
>>>> ciao
>>>> franky
>>>>
>>>>
>>>> Sunday, December 11, 2005, 5:36:35 AM, you wrote:
>>>>
>>>>
>>>> KR> I would check out the ReelSmart Motion Blur shader from RE:Vision
>>>> KR> Effects (http://www.revisionfx.com/mblur.htm).  You can use it in
>>>> KR> AfterEffects or in XSI's FX tree.  Use it with the "lm2dv" shader which
>>>> KR> you can get at La Maison's website
>>>> KR> (http://www.alamaison.fr/3d/lm_2DMV/lm_2DMV.htm)....works great for most
>>>> KR> situations with minimal tweaking.
>>>>
>>>> KR> Kris
>>>>
>>>> KR> Frank Lenhard wrote:
>>>>
>>>>       
>>>>>> heya, another one of these easy ones ;)
>>>>>> i currently evaluating the different motion blur techniques xsi gives
>>>>>> me. so far all the raytracing/scanline/rasterice blurs looking really
>>>>>> good but render WAY too long for a quick and dirty mblur effect.
>>>>>> thats why i stumbled finally over the 2d mblur shader at the very end
>>>>>> of the mblur pages in the manual.
>>>>>> but what do i need to get the 2d motion blur output shader working?
>>>>>> i put it in the output shader stack. nothing happens.
>>>>>> i tried all combinations of buttons i thought might be connected to a
>>>>>> output shader. others like background color or depht cue work. just no
>>>>>> blur?
>>>>>> xsi 5.01 btw.
>>>>>>           




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