Three js Material



[Three js Material opacity](https://texonom.com/three-js-material-opacity-587f1bba9ccd4ce5b271391d54a9a6f8)


[Three js ShaderMaterial](https://texonom.com/three-js-shadermaterial-d2c3fec2e63b4edc95160ad71e20f1b2)












