Axis Software Setup
Axis Studio Settings
- Skeleton: Axis Legacy
- BVH Format
- Rotation: YXZ
- Displacement: Enabled
- Frame Format
- Type: Binary
- Use old header format: Disabled
- Protocol: UDP
- Local Address: 127.0.0.1:7003
- Destination Address: 255.255.255.255:7001
Axis Neuron/ Axis Neuron Pro Settings
- Go to File --> Settings --> Broadcasting
- Select UDP
- Enable BVH
- ClientPort: 7002
Installation
- Houdini natively supports Perception Neuron through the MOCAP STREAM node. No additional download is needed
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Requirements:
-
Houdini version 19
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Setup in Houdini
- In the Node Editor, create a Geometry node and open the Geometry node
- We'll create the following graph:
- Add an FBX Character Import node
- Use this node to add your character to the scene
- Add a Mocap Stream node
- Select the Mocap Stream node and apply the settings from Axis Software
- Select the Mocap Stream node and apply the settings from Axis Software
- Add a Joint Deformation node and connect it to the FBX Character Import node
- Add a Rig Match Pose node and have the FBX Character Import and Mocap Stream node both feed into it
- Display the Rig Match Pose node, click on the Viewport and hit enter. Now you can modify the skeleton into a perfect T-pose if needed
- Uncheck: Enable Match Bones
- Add a Map Points node and connect it to the Rig Match Pose node
- Turn display on for the Map Points node
- Change the target guide offset to 0.3 in z
- Click on the Viewport and click enter
- Connect all the points between the skeletons
- Under Align Guide, uncheck Translate
- Add a Full Body IK node and connect it to the Map Points node
- Connect the Full Body IK to Bone Deform
- Turn on the display on the Bone Deform node
- In the Mocap Stream node, click Connect and your data should play in real time
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