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: "F", type: "Free", pos: [ 4.0, 2.0122699386503067, 0.6134969325153374 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "B", type: "Free", pos: [ 4.0, -0.0, -0.5 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "C", type: "Free", pos: [ 4.0, -0.0, 0.16666666666666666 ], color: [ 1.0, 0.0, 0.0 ], labeled: true }, 
		{ name: "a", type: "Join", color: [ 0.0, 0.0, 1.0 ], args: [ "B", "C" ], size: 2 }, 
		{ name: "C0", type: "ConicParabolaPL", color: [ 0.0, 0.0, 1.0 ], args: [ "F", "a" ], size: 2, printname: "$C_{0}$" }, 
		{ name: "X", type: "PointOnLine", pos: [ 4.0, -0.0, 2.7027027027027026 ], color: [ 1.0, 0.0, 0.0 ], args: [ "a" ], labeled: true }, 
		{ name: "b", type: "Orthogonal", color: [ 0.0, 0.0, 0.0 ], args: [ "a", "X" ] }, 
		{ name: "M", type: "Mid", color: [ 1.0, 0.0, 0.0 ], args: [ "X", "F" ], labeled: true }, 
		{ name: "c", type: "Segment", color: [ 0.7568628, 0.0, 0.0 ], args: [ "X", "F" ] }, 
		{ name: "d", type: "Orthogonal", color: [ 0.098039225, 0.61960787, 0.30588236 ], args: [ "c", "M" ], size: 2 }, 
		{ name: "e", type: "Orthogonal", color: [ 0.7568628, 0.0, 0.0 ], args: [ "c", "F" ], clip: "inci" }, 
		{ name: "X'", type: "Meet", color: [ 1.0, 0.0, 0.0 ], args: [ "a", "e" ], labeled: true }, 
		{ name: "M'", type: "Mid", color: [ 1.0, 0.0, 0.0 ], args: [ "F", "X'" ], labeled: true }, 
		{ name: "f", type: "Orthogonal", color: [ 0.098039225, 0.61960787, 0.30588236 ], args: [ "e", "M'" ], size: 2 }, 
		{ name: "g", type: "Orthogonal", color: [ 0.0, 0.0, 0.0 ], args: [ "a", "X'" ] }, 
		{ name: "P'", type: "Meet", color: [ 1.0, 0.0, 0.0 ], args: [ "f", "g" ], labeled: true }, 
		{ name: "P", type:...