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Vertex displacement issue

PostPosted: Thu May 28, 2020 2:46 pm
by J.C
When using procedural textures (noise, turbuilence etc) with vertex displacement a UWV projection node has to be added to make it work properly (object has UV map). With bitmap textures it is not needed.

Re: Vertex displacement issue

PostPosted: Fri May 29, 2020 7:06 am
by linograndiotoy
You should always use a Projection node when using procedurals.
By default procedurals area applied using the XYZ Projection in World mode. That's always true for any input, not only for Vertex Displacement.
Moreover, to have AutoBump work correctly, you need to also use Local Mode if XYZ Projection is used.

Re: Vertex displacement issue

PostPosted: Mon Jun 01, 2020 9:44 am
by J.C
linograndiotoy wrote:...
Moreover, to have AutoBump work correctly, you need to also use Local Mode if XYZ Projection is used.


Where is this mode located? I can see only Vector space with Object and tangent modes

Re: Vertex displacement issue

PostPosted: Tue Jun 02, 2020 7:55 am
by linograndiotoy
J.C wrote:
linograndiotoy wrote:...
Moreover, to have AutoBump work correctly, you need to also use Local Mode if XYZ Projection is used.


Where is this mode located? I can see only Vector space with Object and tangent modes


XYZ Projection is one of Octane's available projections, not a Displacement option.

Re: Vertex displacement issue

PostPosted: Tue Jun 02, 2020 10:06 am
by J.C
linograndiotoy wrote:
J.C wrote:
linograndiotoy wrote:...
Moreover, to have AutoBump work correctly, you need to also use Local Mode if XYZ Projection is used.


Where is this mode located? I can see only Vector space with Object and tangent modes


XYZ Projection is one of Octane's available projections, not a Displacement option.


Ok, I've found this.