Blender Git Loki

Alpha hash support for hair in EEvee

This patch adds support for alpha hash for hair rendering in EEvee. Here's a comparison of with alpha hashing:

{F7588610}

And no alpha hashing:

{F7588615}

Note that this needs "soft shadows" enabled, otherwise shadows will be noisy; here's a render with soft shadows disabled:

{F7588621}

Reviewed By: fclem

Differential Revision: https://developer.blender.org/D5221