Please note that some tools are applied in a certain order and some tools need to be repeated throughout the optimization queue.
Please refer to this post for more information on proper optimization tool order.
Tool name |
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Tool description |
Vertex cleanup |
This tool automatically finds and removes duplicate vertices but also removes mesh smoothness. Apply "Generate Smooth Normal" tool to soften the edges |
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Removes zero area, degenerate, and duplicate faces. |
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Fix Inside-out Faces |
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Auto fixes inside-out faces. It is recommended to remove non-manifold faces first for this tool to work properly. |
Remove Non-manifold |
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Detects non-manifold edges and tries to fix them. |
Instantiate Duplicates |
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Auto-detects and instantiates identical meshes. Any changes to one of them updates the rest. Verifies that the transformation of the instanced mesh and the original mesh fall within a defined threshold. |
Reset Transformations |
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Resets location, rotation, and scale of all meshes in the scene to 0,0,0. |
Remove Zero Volume Mesh |
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Deletes zero volume meshes that are not renderable. Note that this tool will delete flat surfaces like thin walls. |
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Deletes very small meshes in the scene such as bolts and screws. The threshold for detecting small parts is defined relative to the bounding box of the entire model. |
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Group Small Parts |
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Automatically finds small parts in the model and groups them in the outliner. |
Merge Details |
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Auto combines very small meshes to a single mesh. It is the easiest way to reduce CPU overload. |
Decimate High Quality Objects |
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Detects meshes that have a high poly count compared to the rest of the model and simplifies them. |
Remove Empty Nodes |
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Auto detects and deletes groups with no renderable geometry. |
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Auto simplifies the outliner by rolling up nested groups for easier editing. |
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Separate Mesh Pieces |
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Breaks a single node with more than one mesh into multiple nodes. |
Generate Sharp Normals |
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Generates a sharper look for edges of the mesh. |
Fix Duplicate Names |
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Finds duplicate names in the outliner and appends a number to the end to avoid data loss after conversion. |
Invert Mesh Faces |
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Inverts all faces in the scene. |
Remove Detached Vertices |
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This tool automatically finds and removes vertices that are not attached to any face or edge. |
Generate Smooth Normal |
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Generate smooth normals to prepare objects for rendering. |
Scene Cleanup |
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This tool repairs issues such as scene root, axis, unit conversion, etc. |
Combine all |
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Merges all meshes in the scene into a single object. |
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This tool deletes internal faces of all meshes. It is recommended to run this tool after combine tools. |
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Generate UVs |
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Generates UV maps for baking lightmaps or texture painting. This tool applies auto-layout and auto-padding. |
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Detects small meshes in the model and moves them into a separate file while maintaining their location. |
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Combine Level 1 Groups |
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Merge parts inside each level 1 group based on material. |
Combine CAD components |
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Combines CAD components such as detailed parts making up a chair or foliage into a single object, i.e. a chair or tree. |
Outliner Name Fix |
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Finds blank space and non-standard characters in the outliner and replaces them with underscore. |
Merge Nearby Vertices |
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Finds all vertices within a threshold distance and merges them together. |