ComfyUI > Nodes > ComfyUI-SAM3DBody > SAM 3D Body: Add Mesh to Skeleton

ComfyUI Node: SAM 3D Body: Add Mesh to Skeleton

Class Name

SAM3DBodyAddMeshToSkeleton

Category
SAM3DBody/skeleton
Author
pznodes (Account age: 2240days)
Extension
ComfyUI-SAM3DBody
Latest Updated
2025-12-21
Github Stars
0.22K

How to Install ComfyUI-SAM3DBody

Install this extension via the ComfyUI Manager by searching for ComfyUI-SAM3DBody
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI-SAM3DBody in the search bar
After installation, click the Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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SAM 3D Body: Add Mesh to Skeleton Description

Integrates 3D mesh with skeleton for rigged models, enabling realistic animation and articulation.

SAM 3D Body: Add Mesh to Skeleton:

The SAM3DBodyAddMeshToSkeleton node is designed to integrate a 3D mesh with a pre-existing skeleton structure, effectively combining the geometric data of a mesh with the skeletal framework. This node is particularly beneficial for AI artists and developers working with 3D models, as it facilitates the creation of rigged models that can be animated or manipulated within a 3D environment. By aligning the mesh vertices with the skeleton's joints and applying necessary transformations, this node ensures that the mesh conforms to the skeleton's pose and structure. This process is crucial for generating realistic and dynamic 3D characters, as it allows for the seamless movement and articulation of the model. The node's primary function is to generate a mesh that is compatible with the skeleton's joint rotations, camera settings, and other pose parameters, thereby enhancing the model's visual fidelity and animation potential.

SAM 3D Body: Add Mesh to Skeleton Input Parameters:

skeleton

The skeleton parameter represents the skeletal structure to which the mesh will be added. It contains information about joint rotations, camera settings, and other pose parameters that are essential for aligning the mesh with the skeleton. This parameter is crucial as it dictates how the mesh will be transformed and positioned in relation to the skeleton. The skeleton data should be well-defined to ensure accurate mesh integration.

model

The model parameter refers to the 3D mesh data that will be added to the skeleton. This includes the vertices and faces of the mesh, which are the fundamental components that define the mesh's shape and structure. The model data must be compatible with the skeleton's joint structure to ensure proper alignment and animation. The quality and detail of the model will directly impact the visual outcome of the rigged character.

SAM 3D Body: Add Mesh to Skeleton Output Parameters:

mesh_data

The mesh_data output parameter provides a comprehensive dataset that includes the integrated mesh and skeleton information. This includes vertices, faces, joint coordinates, joint rotations, camera settings, and various pose parameters such as body pose, hand pose, global rotation, shape, scale, and expression parameters. This output is essential for further processing or rendering of the rigged model, as it encapsulates all necessary data for animation and visualization.

SAM 3D Body: Add Mesh to Skeleton Usage Tips:

  • Ensure that the skeleton and model data are compatible and well-defined to achieve optimal results when integrating the mesh with the skeleton.
  • Utilize the pose parameters to fine-tune the alignment and articulation of the mesh, enhancing the realism and fluidity of animations.
  • Regularly preview the rigged mesh to verify that the integration process is proceeding as expected and make adjustments as necessary.

SAM 3D Body: Add Mesh to Skeleton Common Errors and Solutions:

Mesh and Skeleton Mismatch

  • Explanation: This error occurs when the mesh and skeleton data are incompatible, leading to misalignment or deformation of the mesh.
  • Solution: Verify that the mesh's vertices and the skeleton's joints are correctly mapped and that both datasets are compatible in terms of scale and orientation.

Missing Joint Rotations

  • Explanation: The absence of joint rotation data can result in a static or improperly posed mesh.
  • Solution: Ensure that the skeleton data includes complete joint rotation information to facilitate accurate mesh alignment and animation.

Incomplete Pose Parameters

  • Explanation: Incomplete or missing pose parameters can lead to incorrect mesh positioning and articulation.
  • Solution: Provide a full set of pose parameters, including body pose, hand pose, global rotation, shape, scale, and expression, to ensure the mesh is correctly integrated with the skeleton.

SAM 3D Body: Add Mesh to Skeleton Related Nodes

Go back to the extension to check out more related nodes.
ComfyUI-SAM3DBody
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