Mutation display

[dominikglodzikhms]

If Gosling already allows that, would be helpful to add the ability to show bases (in the read view) that are absent in reference genome. This makes it easy to identify reads which might be mis-mapped. If Gosling does not have such functionality, let's ignore for now.

From IGV, example of cleanly mapping region and one with likely misalignments.

[sehilyi]

Let me draft a track and get feedback from you.

[sehilyi]

I've added an initial design. Let's discuss how to adjust it (e.g., use of colors).

reference: https://github.com/gosling-lang/gosling.js/blob/master/src/data-fetchers/bam/bam-worker.ts

[sehilyi]

Todo

• Look into X category
• See the color of D and I (D seems to be light grey instead of blue)