Created
October 15, 2020 13:59
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pymel demo script to animate vertices of selected mesh
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| import pymel.core as pm | |
| from random import uniform | |
| def tremor_curve(src_curve, frame_step, amplitude): | |
| num_keys = src_curve.numKeys() | |
| min_frame = src_curve.getTime(0) | |
| max_frame = src_curve.getTime(num_keys - 1) | |
| for f in range(int(min_frame) + frame_step, int(max_frame), frame_step): | |
| cur_val = src_curve.evaluate(f) | |
| src_curve.addKey(f, cur_val + amplitude * uniform(-1, 1)) | |
| shape = pm.selected()[0].getShape() | |
| for v in shape.vtx: | |
| print v.index() | |
| curve = pm.createNode('animCurveTL', skipSelect=True) | |
| curve.output >> shape.pnts[v.index()].pntx | |
| curve.addKeys((0, 25), (0, 0)) | |
| tremor_curve(curve, 3, 0.5) |
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