polygonjs-engine/examples/engine/nodes/sop/AttribCopy.html

node-based webgl 3D engine https://polygonjs.com

<p>
	<label>Blend</label>
	<input type='range' min=0 max=1 step=0.01 oninput='blend.p.blend.set(event.target.value)'></input>
</p>