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change or view weights for verts in maya with bonetool

By August 4, 2010No Comments

Wesley Howe offers a download to his useful script for rigging in Autodesk Maya call BoneTool which will allow skin weights for a vertex or cluster of vertices to be viewed or changed easily…low overhead and easy access – cool.

The boneTool is a MEL-script that allows skin weights for one or a cluster of vertices to be viewed and changed. The changes are done either one at a time, or setting all of the selected vertices to the same value. There are six Influence entries available… for models needing more than six weights, this is not a suitable tool. Joint specification is done with a popup menu that appears when using a right-click on any of the names. A popup menu is also attached to each weight entry box (in increments of 0.05), or a specific value can be entered directly.

Influences are loaded automatically from a selection, a new selection will automatically load in place of the previous one. Two buttons ‘+’ and ‘-‘ allow moving between each selected vertex, with the influences and weights on the display updating on each change. To change an individual vertex, you alter the influences and click on the “Update One” button. Clicking on the “Set to All” button will set all selected vertices to the single displayed value. No changes are made to the model unless one of these two buttons is used. All influences not assigned are zeroed out.

“The main reason I wrote this tool is that I like to assign skin weights using a “banding” technique, since most things turn out to be somewhat akin to a cylinder. I select a “ring” of vertices and then set the weights for all of them the same. This is much easier to do with this tool than the component editor, and the window is less cluttered with data you do not need. I usually then work on individual vertices or small clusters of them while doing some test animations.”

lesterbanks

3D, VFX, design, and typography. Twenty year veteran instructor in all things computer graphics.