Hey everyone, I've got a single frag/vert shader and I have a little function in it to remove thin lines and I need to run it twice to remove a few little artifacts. I thought I could simply make it a pass and call it twice but I'm not sure how to reference the previous pass's output? All the googling I've tried is mostly about problems with multi pass surface shaders (if you've just googled this, the answer is surface shaders don't support multiple passes but you can put two subshaders next to...
Fetch previous passes output?
Fetch previous passes output?