The Complete Parasolid to FBX Conversion Guide
General Information
This guide is part of the RapidPipeline 3D Formats Knowledge Database.It shows how to convert Parasolid to FBX, if you'd like to know more about the formats, please check out the following links:
Converting and Optimizing Parasolid Files to FBX
There are various ways to convert between Parasolid and FBX. With RapidPipeline, you can easily convert and and optimize Parasolid files, at scale. It supports FBX, as well as many other file formats (examples: glTF, OBJ, PLY, STL, USD, USDZ, VRM), at high quality.
Below you can see how to convert your files:
What are Parasolid and FBX files commonly used for?
The Parasolid file is a format mostly used for 3D geometric modeling kernel for CAD applications.
The FBX file is a format mostly used for interactive 3D & rendering applications.
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Comparison of Features Supported by Parasolid and FBX
| Feature | Supported by Parasolid | Supported by FBX |
|---|---|---|
| Morph Targets | No | Yes |
| Rigid Animations | No | Yes |
| Skinned Animations | No | Yes |
| Animations | No | Yes |
| Free-Form Surfaces | Yes | Partial0 |
| Geometry Compression | No | Partial1 |
| Quad Meshes | Yes | Yes |
| Basic 3D Geometry | Yes | Yes |
| PBR Materials | No | Yes2 |
| Transparent Materials | No | Yes |
| Vertex Colors | No | Yes |
| Materials | Partial3 | Yes |
| Scene Composition | Yes | No |
| Hierarchical Scene Graph | Yes | Yes |
| Scene Nodes | Yes | Yes |
| Standardized Format | Yes | No4 |
| Embedded Textures | No | Yes |
| Multiple UV Channels | No | Yes |
| Normal Mapping | No | Yes |
| Procedural Textures | No | Partial |
| Texture Compression | No | Partial5 |
| Texture Transforms | No | Yes |
| Texturing | No | Yes |
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Limitations of Parasolid Files to FBX Conversion Workflow
The following limitations should be taken into account when converting Parasolid files to FBX format:
| Parasolid Feature (not supported by FBX) | Limitation Details |
|---|---|
| Free-Form Surfaces | Free-Form Surfaces Support: Parasolid: Full support | FBX: Partial support   FBX Notes: The FBX SDK includes dedicated NurbsSurface and NurbsCurve node types. However, support varies by application — some tools (e.g. Blender) convert NURBS to meshes on export. Impact: Free-form surfaces allow a CAD user to design surfaces with advanced controls over curvature and continuitiy. While these surfaces are common for CAD models (in the form of so-called boundary representations or "B-reps"), they need to be converted to polygonal triangle or quad data to work with most 3D rendering engines - a process called tessellation. In this example, a surface patch is used to describe a part of a curved surface of a product. Without support for this feature, the free-form surface has to be tessellated into quads or triangles. |
| Scene Composition | Scene Composition Support: Parasolid: Full support | FBX: No support   Impact: Scene Composition describes the process of composing a scene through links from a main scene that pull in various other scenes/3D models. This can also happen in a nested fashion (through multiple levels of linkage). With a target format not supporting this feature, references to external models must be resolved and the content be baked into one 3D model, which is then saved in that target format. |
| Standardized Format | Standardized Format Support: Parasolid: Full support | FBX: No support   FBX Notes: Compatibility of all properties strongly depend on particular compatibility of the tools that export / import the DCC file, as there is no clear standard for this format. Impact: Standardization plays a huge role in 3D model formats. With a format being standardized, every application will have a clear way of how to load or store data using this format. This makes it easier to re-use the 3D model across different applications, but also to make sure it will still be accessible and usable after a couple of years. |
What's the best way to get Parasolid files into my 3D applications, and are there alternatives to using FBX?
Doing 3D conversion right, especially at scale, can be tricky, as 3D data is in general a rather complex (yet very powerful!) medium. This also applies to Parasolid and FBX files - the conversion guide above provides a rough first idea about that. Once you know what you would like to do, tools like RapidPipeline can help you perform the necessary steps, and to even automate the process for thousands or even millions of files.
Especially when introducing pipelines and workflows at scale in an enterprise context, it is usually good to rely on dedicated tools and expertise, making sure you do not introduce any steps into your 3D workflow that are detrimental to the final output's quality, or that take your team too much time (and money).
If you're interested to hire dedicated expertise from the best in the field to help your company reach your goals fast and reliably, please do not hestitate to contact DGG. Being the creators of RapidPipeline, and ambassadors for open 3D standards for more than a decade, we have been building some of the world's most advanced 3D pipelines, having processed many millions of 3D assets.
Therefore, our expertise will help you to reach your goals faster, at scale, and with the least possible friction, since we are focused on maximum interoperability.
To get started with 3D data conversion and optimization today, sign up for a free account!
If you have any questions, feel free to chat with our human team.
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