Hermet Park

It is necessary to figure out the trade-off between increased maintenance and performance improvement is acceptable.

@RuiwenTang Please check this: 


@RuiwenTang I'd like to recommend separating the incorrect equation (ColorBurn, ColorEdge) from the destination alpha issue. We can apply the equation correction commit first. sw:  gl: 

> @hermet  This is what I have been saying. I think this PR fixes all the problems of GLEngine in Blending, and I think that all of the result...

@SergeyLebedkin Please review this, + `Animation` looks leaking gpu resources after this PR.

@mgrudzinska Please improve the commit msg so that it properly reflects which part of Dash is being revised.

@mgrudzinska could you please rebase this?

@mgrudzinska could you please double-check this? before ->after: 

@SergeyLebedkin Please consider whether PR is the best option for wgpu/GL. Thanks.