[Bf-cycles] how does point density works

[Mohamed Sakr]

ty Sergey,

a related question about voxel count, for example 100 voxels that point to
a bbox of (100, 200, 300) in size, will this make it 100 voxels per axis?
"non-cubic"

cheers,
Mohamed Sakr

On Thu, Mar 10, 2016 at 5:09 PM, Sergey Sharybin <sergey.vfx at gmail.com>
wrote:

> Point density is being sampled within bounding box of the source and
> stored in sort of normalized space which then being transformed to a world
> space depending on space settings and currently shading object.
>
> Point density texture is stored once per node.
>
> For details you can check pointdensity.c.
>
> On Thu, Mar 10, 2016 at 7:59 PM, Mohamed Sakr <3dsakr at gmail.com> wrote:
>
>> Hi,
>>
>> I got a simple question about point density texture
>> if it is in local space, then it will be exported once as a 3d image and
>> then remapped to the object bbox
>>
>> what about global space? is it exported once? how it is used "for example
>> it will have a 3d texture, bbox, will it be like (if texture bbox inside
>> the object bbox, then use it as volume?)
>>
>> or it is exported so many times? (depending on how many objects are using
>> that Material)
>>
>> cheers,
>> Mohamed Sakr
>>
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>>
>>
>
>
> --
> With best regards, Sergey Sharybin
>
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