enable independent opacity control for back texture and overlay texture

hanayik / niivue

a WebGL2 based NIFTI volume viewer.

https://hanayik.github.io/niivue

BSD 3-Clause "New" or "Revised" License

11 stars 7 forks source link

enable independent opacity control for back texture and overlay texture #81

Closed hanayik closed 3 years ago

hanayik commented 3 years ago

This has been setup in the UI and Niivue.prototype.setOpacity, but the opacity for each overlay still needs to be accounted for in the texture blending since all overlays are one texture.