[Sidefx-houdini-list] bake shader?

Zoran Arizanovic zoran.arizanovic at gmail.com
Mon Apr 4 08:38:45 EDT 2016


thanks Mark
I will try to simplify it like you mention
and use vop mix
looking forward to fixes in new release
regards
Zoran

Zoran Arizanovic
LinkedIn <http://www.linkedin.com/pub/zoran-arizanovic/4/177/295>


On Mon, Apr 4, 2016 at 2:36 PM, Mark Davies <mdavies at sidefx.com> wrote:

> Hi,
>
> There is a known issue when baking layered shaders, related to how exports
> are set in Mantra. This will be addressed in a future release.
>
> Note that you can layer your inputs rather than the shaders themselves.
> For example, instead of having two shaders with different roughness values
> you can create a 'Mix' VOP mixing between two values based on a mask
> texture, feeding that into a single shader's roughness parameter. If you
> would like I can set up an example scene.
>
> The bake setup has been simplified for the next release, and will not
> require the use of a separate Bake Shader. The extra image planes work as
> expected in this case.
>
> Cheers,
> Mark
>
> On 04/04/2016 05:30 AM, Zoran Arizanovic wrote:
>
>> anyone follow up on this?
>>
>> diff clr doesnt respect layering but renders one of inputs in my case
>> layer
>> B input diffuse?
>> also if in current build I switch bake shader layers on/off they still
>> keep
>> rendering after bake shader is disabled?
>>
>> all in all it is quite a leaky bake setup, and for such a feature badly
>> documented :(
>>
>> Zoran Arizanovic
>> LinkedIn <http://www.linkedin.com/pub/zoran-arizanovic/4/177/295>
>>
>>
>> On Thu, Mar 31, 2016 at 10:37 AM, Zoran Arizanovic <
>> zoran.arizanovic at gmail.com> wrote:
>>
>> I have another issue
>>> I am layering principled shader it renders ok in mplay/mantra
>>> when i try to bake extra image plane diff_clr i get just one of those
>>> layered shaders?
>>> All is wired into layer and output inside material shader builder
>>>
>>> Zoran Arizanovic
>>> LinkedIn <http://www.linkedin.com/pub/zoran-arizanovic/4/177/295>
>>>
>>>
>>> On Wed, Mar 30, 2016 at 3:48 PM, François Duchesneau <sidefx at trinix.ca>
>>> wrote:
>>>
>>> The issue I had is gone with a newer version. I tried with 15.0.431.
>>>>
>>>> Thanks Mark
>>>>
>>>> Francois
>>>>
>>>>
>>>> On 03/30/2016 09:10 AM, Mark Davies wrote:
>>>>
>>>> Thanks for helping with this. And if you get a chance, updating to the
>>>>> latest build of H15.0 should resolve the issue for you.
>>>>>
>>>>> Mark
>>>>>
>>>>> On 03/30/2016 09:01 AM, François Duchesneau wrote:
>>>>>
>>>>> Sounds exactly like the issue I had before. Good to hear it's fixed.
>>>>>> I'll try that and provide you with an example file if the problem is
>>>>>> still
>>>>>> there.
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>> Francois
>>>>>>
>>>>>> On 03/30/2016 08:46 AM, Mark Davies wrote:
>>>>>>
>>>>>> Hi François,
>>>>>>>
>>>>>>> This is likely the same issue that was resolved with the scale: the
>>>>>>> shading derivatives were scale-dependent, which resulted in blurry
>>>>>>> shading.
>>>>>>> Note that you can always increase the shading quality to get the
>>>>>>> level of
>>>>>>> sharpness you require:
>>>>>>>
>>>>>>>      Edit Rendering Parameters...
>>>>>>>          Mantra > Dicing > Shading Quality (vm_shadingquality)
>>>>>>>
>>>>>>> Increasing this will result in sharper baked textures.
>>>>>>>
>>>>>>> Also, if you could provide an example file showing the issues with
>>>>>>> noise it would be helpful. Thank you.
>>>>>>>
>>>>>>> Cheers,
>>>>>>> Mark
>>>>>>>
>>>>>>> On 03/30/2016 08:36 AM, François Duchesneau wrote:
>>>>>>>
>>>>>>> I've had the same issue while baking a pattern with a noise through
>>>>>>>> the new Bake Rop. The bug has to do with the anti-aliasing which is
>>>>>>>> wrongly
>>>>>>>> evaluated in the bake.
>>>>>>>>
>>>>>>>> Another way to bypass the issue is not use an anti-alias noise.
>>>>>>>> Maybe
>>>>>>>> SideFx could provide a switch on those problematic noise to
>>>>>>>> deactivate the
>>>>>>>> anti-aliasing.
>>>>>>>>
>>>>>>>> Francois
>>>>>>>>
>>>>>>>> On 03/30/2016 08:28 AM, Gerbrand Nel wrote:
>>>>>>>>
>>>>>>>> ok it was scale
>>>>>>>>> I had to make a copy and scale it down to 0.01 scale for it to
>>>>>>>>> work.
>>>>>>>>> How annoying!!
>>>>>>>>> On 30/03/2016 14:16, Gerbrand Nel wrote:
>>>>>>>>>
>>>>>>>>> its not layered, but my scene is huge
>>>>>>>>>> The grid I'm rendering hase a base size of 10000 x 10000
>>>>>>>>>> Trying to see if scaling it down does the trick
>>>>>>>>>> On 30/03/2016 12:35, Zoran Arizanovic wrote:
>>>>>>>>>>
>>>>>>>>>> how is shader setup
>>>>>>>>>>> is it layered principled , I had problems with that one
>>>>>>>>>>> check example files from sidefx they are annotated so you can
>>>>>>>>>>> replace their
>>>>>>>>>>> geo with yours easily and see if that works
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Zoran Arizanovic
>>>>>>>>>>> LinkedIn <http://www.linkedin.com/pub/zoran-arizanovic/4/177/295
>>>>>>>>>>> >
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Wed, Mar 30, 2016 at 12:16 PM, Gerbrand Nel <
>>>>>>>>>>> g at cannonballbunny.com>
>>>>>>>>>>> wrote:
>>>>>>>>>>>
>>>>>>>>>>> I thought that would do it, but i just got black...
>>>>>>>>>>>
>>>>>>>>>>>> Rebuilt the shader to be constant for the bake..
>>>>>>>>>>>> Now i just get some texture in places occluded by other geo.
>>>>>>>>>>>> Soo frustrating :
>>>>>>>>>>>>
>>>>>>>>>>>> On 30/03/2016 12:07, Zoran Arizanovic wrote:
>>>>>>>>>>>>
>>>>>>>>>>>> just check difusse color pass on extra image planes tab
>>>>>>>>>>>>
>>>>>>>>>>>>> Zoran Arizanovic
>>>>>>>>>>>>> LinkedIn <
>>>>>>>>>>>>> http://www.linkedin.com/pub/zoran-arizanovic/4/177/295
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Wed, Mar 30, 2016 at 11:59 AM, Gerbrand Nel <
>>>>>>>>>>>>> g at cannonballbunny.com>
>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks!
>>>>>>>>>>>>>
>>>>>>>>>>>>> How would i set it to render the color unshaded?
>>>>>>>>>>>>>> I need the texture that is driving diffuse?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On 30/03/2016 10:12, Zoran Arizanovic wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I am struggling with bake as well :)
>>>>>>>>>>>>>>> As far as I understand bake shader is for transferring from
>>>>>>>>>>>>>>> high poly to
>>>>>>>>>>>>>>> low poly object
>>>>>>>>>>>>>>> as we do it for games, baking look, and normal maps
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> If you just want to bake a render pass into UV's bake to
>>>>>>>>>>>>>>> texture rop
>>>>>>>>>>>>>>> should
>>>>>>>>>>>>>>> be fine as long as you tell it which object and which render
>>>>>>>>>>>>>>> pass to
>>>>>>>>>>>>>>> bake
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> for me it was confusing as they are both on located on bake
>>>>>>>>>>>>>>> to
>>>>>>>>>>>>>>> texture
>>>>>>>>>>>>>>> rop
>>>>>>>>>>>>>>> but those are actually two different processes
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> in latest build there is a basic example file
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Zoran Arizanovic
>>>>>>>>>>>>>>> LinkedIn <
>>>>>>>>>>>>>>> http://www.linkedin.com/pub/zoran-arizanovic/4/177/295>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Wed, Mar 30, 2016 at 10:07 AM, Gerbrand Nel <
>>>>>>>>>>>>>>> g at cannonballbunny.com>
>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hey guys
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> I've been trying to get this to work, but I just want to
>>>>>>>>>>>>>>> check
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> if I'm
>>>>>>>>>>>>>>>> being dumb, or if the bake function is not meant to do this.
>>>>>>>>>>>>>>>> I've created a displacement using noise at shader level.
>>>>>>>>>>>>>>>> I want to convert this procedural texture to a bitmap, using
>>>>>>>>>>>>>>>> bake, but
>>>>>>>>>>>>>>>> so
>>>>>>>>>>>>>>>> far I'm only getting a green render.
>>>>>>>>>>>>>>>> Can this be done, or am I using the bake function for
>>>>>>>>>>>>>>>> something it was
>>>>>>>>>>>>>>>> not
>>>>>>>>>>>>>>>> intended for?
>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>> G
>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>>>>
>>>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>
>>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>>>
>>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>>
>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>
>>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> _______________________________________________
>>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
>>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>> Sidefx-houdini-list mailing list
>>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>> Sidefx-houdini-list mailing list
>>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>> Sidefx-houdini-list mailing list
>>>>>> Sidefx-houdini-list at sidefx.com
>>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>>
>>>>>> _______________________________________________
>>>>> Sidefx-houdini-list mailing list
>>>>> Sidefx-houdini-list at sidefx.com
>>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>>
>>>>>
>>>>> _______________________________________________
>>>> Sidefx-houdini-list mailing list
>>>> Sidefx-houdini-list at sidefx.com
>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>
>>>>
>>> _______________________________________________
>> Sidefx-houdini-list mailing list
>> Sidefx-houdini-list at sidefx.com
>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>
>
> _______________________________________________
> Sidefx-houdini-list mailing list
> Sidefx-houdini-list at sidefx.com
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>



More information about the Sidefx-houdini-list mailing list