Pulsating Points with CindyJS

https://github.com/CindyJS/CindyJS/issues/722

HTML

<script src="https://cindyjs.org/dist/latest/Cindy.js"></script>
<script src="https://cindyjs.org/dist/v0.8.7/Cindy.js"></script>
<div id="CSCanvas"></div>

<script>
  CindyJS({ 
	scripts: "cs*", 
	defaultAppearance: { fontFamily: "sans-serif", lineSize: 1, pointSize: 5.0, textsize: 12.0 }, 
	angleUnit: "°", 
	geometry: [ 
		{ name: "O", type: "Free", pos: [ 0.0, -0.0, 4.0 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "-4+j", type: "Free", pos: [ 4.0, -1.0, -1.0 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "a", type: "Segment", color: [ 0.0, 0.0, 1.0 ], args: [ "-4+j", "O" ], size: 2, arrowshape: "jet", arrowsides: "==>", arrowsize: 1.6, arrowposition: 1.0 }, 
		{ name: "Z", type: "Free", pos: [ 3.0, -4.0, -0.5102040816326531 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "b", type: "Parallel", color: [ 0.0, 0.0, 1.0 ], args: [ "a", "Z" ], visible: false }, 
		{ name: "C0", type: "Compass", color: [ 0.0, 0.0, 1.0 ], args: [ "-4+j", "O", "Z" ], visible: false, printname: "$C_{0}$" }, 
		{ name: "Collection__1", type: "IntersectionConicLine", args: [ "C0", "b" ] }, 
		{ name: "Z-(-4+j)", type: "SelectP", pos: [ 1.099415204678362, -4.0, -0.5847953216374269 ], color: [ 0.0, 1.0, 0.0 ], args: [ "Collection__1" ], labeled: true }, 
		{ name: "y", type: "Segment", color: [ 0.0, 0.0, 1.0 ], args: [ "Z", "Z-(-4+j)" ], size: 2, arrowshape: "jet", arrowsides: "==>", arrowsize: 1.6, arrowposition: 1.0 }, 
		{ name: "C", type: "Free", pos: [ 4.0, -0.0, 0.8 ], color: [ 1.0, 0.0, 0.0 ], visible: false, labeled: true }, 
		{ name: "C1", type: "CircleMP", color: [ 0.0, 0.0, 0.0 ], args: [ "O", "C" ], dashtype: "dashed", printname: "$C_{1}$" }, 
		{ name: "c", type: "Segment", color: [ 0.7568628, 0.0, 0.0 ], args: [ "O", "Z-(-4+j)" ] }, 
		{ name: "A", type: "Free", pos: [ 4.0, 4.0, 4.0 ], color: [ 1.0, 0.0, 0.0 ], visible: false, labeled: true }, 
		{ name: "C2", type: "CircleMP", color: [ 0.0, 1.0, 0.0 ], args: [ "-4+j", "A" ], size: 2,...