by geometry, points
three.js How to render a simple white dot/point/pixel
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https://stackoverflow.com/questions/26297544/three-js-how-to-render-a-simple-white-dot-point-pixel
-1 - Do not support different size of each point
How to display points of different sizes using THREE.Points()
I need to generate Points of different size and color. I can achieve the color by passing a typed array as the "color" attribute and use vertexColors: THREE.VertexColors inside the PointsMaterial generation but I did bot find a way to do the same for the size.
https://discourse.threejs.org/t/how-to-display-points-of-different-sizes-using-three-points/4751

should use custom shader like this
mrdoob/three.js
JavaScript 3D library. Contribute to mrdoob/three.js development by creating an account on GitHub.
https://github.com/mrdoob/three.js/blob/master/examples/webgl_custom_attributes_points.html

Seonglae Cho