I mentioned .dll corruption immed when I read the original Non working toon files. Experience....Shekn wrote: 14 May 2020, 12:39 Small update 1.9.1. Download here: https://ssoftadd.github.io/syclesPage.html
Nothing new, only some bugfixes and improvements. In particular, fix the bug with osl-shaders. Now SToon should works. For reliability it's better also to delete all *.oso files in the folder with the addon. When Cycles use the osl-shader at the first time, it compiles it to the corresponding oso-file. Some times ago Blender developers upgrade the version of the osl-compiler, and that's why all compiled shaders should be recompile. However, in principle, all should works without any such updates.
Cycles for Softimage
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Sycles 2.4.1 V 2.4.1 released August 2026 —
This is a full integration of the Blender Cycles renderer into XSI. Version 2.4 is compiled with Cycles 5.3 (state of July 2026). The second generation of the addon (since 2.0) is a complete rewrite and works with Softimage 2015 SP2.
New since version 2.1.3 (from the github release notes): 2.4.1: fixed incorrect transforms of instances when the master model has rotation or scale, repacked with missing DLLs 2.4: Cycles 5.3. New Alpha parameter for the ImageTexture node, Sky Texture with Single and Multiple Scattering models, Thin Film for Metallic and Glass BSDF, new Raycast and Scene Time nodes, OSL custom camera, Linear 3D curve shape (also as per-object override), Geometry Approximation mode for NURBS surfaces, Render Time pass (CPU), texture optimisation (resolution, limit, tx texture cache) and a detailed scene export timing log 2.4: renders MaterialX shader trees from the MaterialXSI addon (converted to OSL). Note: OSL shading works on CPU render devices only 2.3.x: Cycles 4.5, OSL support is back, new Metallic BSDF and Set Normal nodes, phase function for Scatter Volume, Diffuse Roughness for Principled BSDF, more Noise Texture types, subdivision with motion deform, per-frame texture images, rendering of NURBS surfaces and curves (via custom properties), tile rendering, fixed shadow catcher, vector input ports for OSL shaders 2.2.x: nodes of Blender 4.3 (Ray Portal BSDF, Sheen BSDF, Gabor Texture, redesigned Principled BSDF), current Blender OCIO color profiles, custom velocity grids for VDB primitives, Particle Info node fed by ICE attributes, denoising of the final passes with OIDN or OptiX
Supported Softimage features (quoted from the download page):
Polygon meshes and hair geometry Texture coordinates Vertex colors Shaderball preview. For materials, shader nodes and texture nodes Basic limited support of the following built-in Softimage shader nodes: Phong, Lambert, Hair Shading, Image, converters between vector, color and scalar Ambience global environment light Limited support of built-in Softimage light sources Model instances ICE strands geometry ICE pointcloud instances ICE geometry attributes (vector, color and scalar) with context per-point and per-object Volume rendering. In particular supports emFluid, Explosia FX and openVDB for Softimage volumes Special VDB Primitive for rendering vdbs without ICE Output multilayered exr file with all rendered passes Rendermaps
The following features from Cycles itself are supported: CPU and GPU rendering. In particular multidevices are supported. This allows you to use cpu and gpu simultaneously. The libraries for GPU rendering are included in the package. All Cycles shader nodes OSL shaders OpenColorIO profiles (Blender profile included) All Cycles output passes (Combined, Depth, Normal and so on) Color and value shader AOVs Lightgroups Cycles camera properties, in particular all panorama modes Cycles light sources Denoising by using Open Image Denoise and OptiX denoiser
For more information, full documentation and a list of the available Cycles nodes see the download page linked below. There is no local backup because the addon is still frequently updated - the plugin can be downloaded on Shekn's github releases. The source code is available on github there as well.
This is a full integration of the Blender Cycles renderer into XSI. Version 2.4 is compiled with Cycles 5.3 (state of July 2026). The second generation of the addon (since 2.0) is a complete rewrite and works with Softimage 2015 SP2.
New since version 2.1.3 (from the github release notes): 2.4.1: fixed incorrect transforms of instances when the master model has rotation or scale, repacked with missing DLLs 2.4: Cycles 5.3. New Alpha parameter for the ImageTexture node, Sky Texture with Single and Multiple Scattering models, Thin Film for Metallic and Glass BSDF, new Raycast and Scene Time nodes, OSL custom camera, Linear 3D curve shape (also as per-object override), Geometry Approximation mode for NURBS surfaces, Render Time pass (CPU), texture optimisation (resolution, limit, tx texture cache) and a detailed scene export timing log 2.4: renders MaterialX shader trees from the MaterialXSI addon (converted to OSL). Note: OSL shading works on CPU render devices only 2.3.x: Cycles 4.5, OSL support is back, new Metallic BSDF and Set Normal nodes, phase function for Scatter Volume, Diffuse Roughness for Principled BSDF, more Noise Texture types, subdivision with motion deform, per-frame texture images, rendering of NURBS surfaces and curves (via custom properties), tile rendering, fixed shadow catcher, vector input ports for OSL shaders 2.2.x: nodes of Blender 4.3 (Ray Portal BSDF, Sheen BSDF, Gabor Texture, redesigned Principled BSDF), current Blender OCIO color profiles, custom velocity grids for VDB primitives, Particle Info node fed by ICE attributes, denoising of the final passes with OIDN or OptiX
Supported Softimage features (quoted from the download page):
Polygon meshes and hair geometry Texture coordinates Vertex colors Shaderball preview. For materials, shader nodes and texture nodes Basic limited support of the following built-in Softimage shader nodes: Phong, Lambert, Hair Shading, Image, converters between vector, color and scalar Ambience global environment light Limited support of built-in Softimage light sources Model instances ICE strands geometry ICE pointcloud instances ICE geometry attributes (vector, color and scalar) with context per-point and per-object Volume rendering. In particular supports emFluid, Explosia FX and openVDB for Softimage volumes Special VDB Primitive for rendering vdbs without ICE Output multilayered exr file with all rendered passes Rendermaps
The following features from Cycles itself are supported: CPU and GPU rendering. In particular multidevices are supported. This allows you to use cpu and gpu simultaneously. The libraries for GPU rendering are included in the package. All Cycles shader nodes OSL shaders OpenColorIO profiles (Blender profile included) All Cycles output passes (Combined, Depth, Normal and so on) Color and value shader AOVs Lightgroups Cycles camera properties, in particular all panorama modes Cycles light sources Denoising by using Open Image Denoise and OptiX denoiser
For more information, full documentation and a list of the available Cycles nodes see the download page linked below. There is no local backup because the addon is still frequently updated - the plugin can be downloaded on Shekn's github releases. The source code is available on github there as well.
download page: https://ssoftadd.github.io/syclesSecondGenPage.html / wiki with tutorials / all of Shekn's plugins / author on vimeo / si-community thread
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sirdavid32
- Posts: 309
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- Location: Ecuador
Re: Cycles for Softimage
Portfolio: https://www.behance.net/3dcinetv
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
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sirdavid32
- Posts: 309
- Joined: 10 Feb 2010, 03:36
- Location: Ecuador
Re: Cycles for Softimage
@Shekn, 1.9.1 addon downloads as ZERO bytes file. I am trying to get it from: https://ssoftadd.github.io/syclesPage.html at the end of the feature's list. But it will only download a 0kb file.
Portfolio: https://www.behance.net/3dcinetv
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
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Surface_VR
- Posts: 39
- Joined: 11 May 2020, 12:22
Re: Cycles for Softimage
Hello Shekn, thanks for Reply.
I'm sorry, it seems that there is no such parameter from 2.8x.
Even if I used the same EXR image, the result would be different, so I was wondering if that was the cause.
As I made it brighter with Strength, the colored objects also became white, so I wanted to solve something.

I'm sorry, it seems that there is no such parameter from 2.8x.
Even if I used the same EXR image, the result would be different, so I was wondering if that was the cause.
As I made it brighter with Strength, the colored objects also became white, so I wanted to solve something.

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Shekn
- Posts: 254
- Joined: 30 Dec 2016, 19:18
Re: Cycles for Softimage
In the cycEnvironmentTexture node the Color Space parameter value "Non-Color Data" is equivalent to "Linear" or "Raw" ColorSpace in Blender. "Color" in Sycles is equivalent to "sRGB" in Blender. With these equivalent settings the render output quite the similar. But in my case Sycles output slightly lighter, than Blender output. I don't know why it happens.
sirdavid32. There are some errors with links to files on the site. I will try to fix it.
sirdavid32. There are some errors with links to files on the site. I will try to fix it.
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Surface_VR
- Posts: 39
- Joined: 11 May 2020, 12:22
Re: Cycles for Softimage
Thanks Shekn
I understand the difference in color space parameter values from Blender
I understand the difference in color space parameter values from Blender
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sirdavid32
- Posts: 309
- Joined: 10 Feb 2010, 03:36
- Location: Ecuador
Re: Cycles for Softimage
Fantastic, Shekn. Thank you for your support in all these issues.
Portfolio: https://www.behance.net/3dcinetv
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
Vimeo: http://vimeo.com/3dcinetv
Web: http://www.3dcinetv.com
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Surface_VR
- Posts: 39
- Joined: 11 May 2020, 12:22
Re: Cycles for Softimage
Excuse me again for HDRI talk
Special noise appears when setting a 32-bit image such as HDR or EXR
It does not disappear even if the number of samples is increased
What do you guys do when you HDRI at Sycles?
Can someone help me?
Special noise appears when setting a 32-bit image such as HDR or EXR
It does not disappear even if the number of samples is increased
What do you guys do when you HDRI at Sycles?
Can someone help me?
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opoppopopp
- Posts: 213
- Joined: 16 Jun 2009, 04:23
Re: Cycles for Softimage
Think this is what the "clamp" parameters in "light path" try to solve, especially for artefacts in the bottom right picture.Surface_VR wrote: 24 May 2020, 11:59 Excuse me again for HDRI talk
Special noise appears when setting a 32-bit image such as HDR or EXR
It does not disappear even if the number of samples is increased
What do you guys do when you HDRI at Sycles?
Can someone help me?
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Surface_VR
- Posts: 39
- Joined: 11 May 2020, 12:22
Re: Cycles for Softimage
Hello opoppopopp, Thank you for information
I'll study harder!
I'll study harder!
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FXDude
- Posts: 1145
- Joined: 19 Jun 2012, 19:59
Re: Cycles for Softimage
Thanks Indeed !sirdavid32 wrote: 23 May 2020, 10:48 Fantastic, Shekn. Thank you for your support in all these issues.
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Maximus
- Posts: 1121
- Joined: 09 Jun 2009, 13:45
Re: Cycles for Softimage
im having trouble into making the HDRI appear as background, i get the lighting, i get the reflections, but it doesnt show as a background image.
in the HDRMaster addon property i've noticed that in the video demo that describe how to use it, there is under the "Parameter" tab a check on "show as background", while in the addon i have installed this feature is missing.
anyone got some solution?
in the HDRMaster addon property i've noticed that in the video demo that describe how to use it, there is under the "Parameter" tab a check on "show as background", while in the addon i have installed this feature is missing.
anyone got some solution?
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Shekn
- Posts: 254
- Joined: 30 Dec 2016, 19:18
Re: Cycles for Softimage
To visible backround, you should turn off the parameter Transparent in the background settings. Like in the picture.
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opoppopopp
- Posts: 213
- Joined: 16 Jun 2009, 04:23
Re: Cycles for Softimage
at a break of fine-tuning Cycles shader parameters...(dirty/quick fixing for a scene now...)
Still humbly voting for that quicker cache or polygon export function...
now, scene prepare is really slow for a small parameter adjustment( therefore the progressive render region not that useful )
Still humbly voting for that quicker cache or polygon export function...
now, scene prepare is really slow for a small parameter adjustment( therefore the progressive render region not that useful )
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wireframex
- Posts: 425
- Joined: 08 Jun 2009, 21:02
- Location: France
Re: Cycles for Softimage
Hi shekn
Can you add a specific path in preferences to store the HDR Master preview jpg files to avoid in the same directory HDR Files and JPG preview files
Thanks a lot
Phil
Can you add a specific path in preferences to store the HDR Master preview jpg files to avoid in the same directory HDR Files and JPG preview files
Thanks a lot
Phil
"without mastery, power is nothing" - Softimage Addict User
CPU 3990x 128 Threads / 2 x 3090 RTX - 24 Go / 96 Go memory
CPU 3990x 128 Threads / 2 x 3090 RTX - 24 Go / 96 Go memory
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Shekn
- Posts: 254
- Joined: 30 Dec 2016, 19:18
Re: Cycles for Softimage
opoppopopp
Your request is understandable.
wireframex
I think it is possible.
Your request is understandable.
wireframex
I think it is possible.
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Shekn
- Posts: 254
- Joined: 30 Dec 2016, 19:18
Re: Cycles for Softimage
HDRMaster small update, download from the link: https://ssoftadd.github.io/hdrMasterPage.html
Add the previous feature request. If the "Store Mode" is "Save to a special directory", then it is possible to set this special directory, where all preview and crop images will be saved. Also fix two bugs:
1. Now the rotation slider (in HDR Master property page) in degrease (from 0 to 360) instead of radians
2. Now the texture image node in the shader in non-color mode, because hdr-files images not require gamma correction.
Add the previous feature request. If the "Store Mode" is "Save to a special directory", then it is possible to set this special directory, where all preview and crop images will be saved. Also fix two bugs:
1. Now the rotation slider (in HDR Master property page) in degrease (from 0 to 360) instead of radians
2. Now the texture image node in the shader in non-color mode, because hdr-files images not require gamma correction.
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