How to get rid of Distortions in Canvas JavaScript textures?

Question

JavaScript

Good afternoon !
There is a 3D package, if you implement the package view in Flash through some Alternativa3D, then the text on the package will look like this:

And if you implement it in JavaScript via Canvas, the text will look like this:

Difference in text readability.
I can’t use WebGL, It’s still very early to use CSS3D, different VRML there don’t work in browsers out of the box, SVG is also not complete, as I understand it. Flash is highly discouraged. Canvas is the most correct option for my case (objects are very simple).
Worked with threejs and phoriajs
The situation is the same in all browsers, including Android browsers
Increasing the number of polygons is a dead end and does not fit, the distortions do not disappear, but only change.
For greater clarity, GIF-ka how it works crookedly:

Answer 1

Have a look here:
https://github.com/mrdoob/three.js/issues/659

Answer 2

I can suggest such an option using css
www.youtube.com/watch?v=fzubePyhPok&list=PL026CCEB...