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  1. Replies
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    In node editor you can just expand the compound...

    In node editor you can just expand the compound Out Color then connect the Out Color R to Displacement input.

    But what's wrong with the automatic Out Alpha connexion ? it's more handy and allow...
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    Displacement is a float attribute so will connect...

    Displacement is a float attribute so will connect by default to Alpha attribute, so don't forget to enable "alpha is luminance" in the File node, then adjust displacement strength with the Alpha Gain...
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    Wrashidd, as I have just said in previous post,...

    Wrashidd, as I have just said in previous post, your issue is because of a known bug (I can see the UI bug in your screenshot)
    you think you have selected JPG as output format but you have not...
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    This is the same bug as here :...

    This is the same bug as here : https://www.irayplugins.com/forum/showthread.php?16477-IFM-File-format-broken
    For some reason has not been fixed in IFM 2.0

    The bug always happen when the...
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    Sticky: Yes Iray run smoothly on the 4 GPUs (hybrid...

    Yes Iray run smoothly on the 4 GPUs (hybrid cooling), though I experienced some times to times Iray falling back to CPU for no obvious reason.
    I use a X99-E WS/USB 3.1 motherboard, pay attention...
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    Yes, this is amazing, thanks ! Closing the...

    Yes, this is amazing, thanks !
    Closing the thread then.
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    Sticky: Cloud test. This scene only use a cloud mesh...

    Cloud test.
    This scene only use a cloud mesh (fluid converted to polygons) and a Skylight.
    The cloud material is a simple dielectric with scatering enabled and IOR=1.

    10259
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    hair primitive

    Wow, I just saw this thread :
    https://forum.nvidia-arc.com/showthread.php?15588-Any-ETA-on-hair-primitive
    Fuchs saying hair primitive was on the 2017 todo list for Iray core...
    Did it make it ?
    ...
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    Great ! ------

    Great !

    ------
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    deformation motion blur support

    Is it on the todo list, or even possible, to support vertex motion-blur in Iray ?
  11. Thanks for the very detailed answer. :) Right,...

    Thanks for the very detailed answer. :)
    Right, adaptive smooth mesh seems to be only for viewport,
    that's a shame because it seems Autodesk did a better implmentation of opensubdiv in 3DSmax where...
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    this is not happening with a particular scene but...

    this is not happening with a particular scene but when the Render Setting window is docked in the Maya UI,
    you can reproduce this just by docking the Render Setting window somewhere in Maya UI...
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    client file format

    I have an annoying Maya issue with IFM:
    file format list available in Iray render settings is displaying Maya software's list instead of Iray's formats:
    (so Ican't choose EXR as a format...)
    ...
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    I see, but in the meantime this triggers strange...

    I see, but in the meantime this triggers strange behaviors as if it was half-supported/broken.
    Steps to reproduce :

    - select an object and add a keyframe to its transform (S), enable "autokey",...
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    10003 And here is a Mash instancer sample...

    10003

    And here is a Mash instancer sample scene.
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    10002 here is a sample scene with particl...

    10002

    here is a sample scene with particl instancer.
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    "lenth bound" attribute issue

    When using the "length" method in shape's "displacement" tab, the "length bound" attribute have an arbitrary minimum limit of 0.01.
    I still can override this limit by plugin an expression in this...
  18. Screen-space Adaptive tesselation for subdivision and displacement.

    Screen-space Adaptive tesselation for subdivision surface and displacement is missing.
    Is it an Iray core limitation or just not integrated in the Maya plugin ?

    This feature I talk about is...
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    Instancer's motion blur doesn't work

    Maya Instancer animation (from particles or Mash) doesn't produce any motion blur.
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    IPR autokey conflict

    When autokey is enabled, iray IPR doesn't refresh correctly when an animated object is moved interactively in the viewport:
    It looks like a callback conflict, the autokey event mess up the IPR...
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