Discover and read the best of Twitter Threads about #shader

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Shaders requires an understanding of light and other basic principles that rules our perception. ⁦@pixelspiritdeck⁩ can be your guide on that path pixelspiritdeck.com
00 VOID: The empty canvas. Full potential. The absence of light before creation. In this empty space the main() function lies alone.
01 JUSTICE: with the severity of a sword this card cuts the space judging. The step() function turns the gradient of the horizontal axis into oposites. The first argument, the threshold, divides between full & empty, active vs passive. Like Procrustes this card force his own rule
Read 18 tweets
I've been using flow maps a lot recently to get some cool vfx. In this thread, I'll talk about some things you can do with few math and some textures #unity #vfx #shader
Let's start with simple flow map shader. You can use this (not mine) as starting point gist.github.com/TarasOsiris/e0… We can set a vector directly to drive the flow. So, flowDir = float2(1,0) set the flow to the right. I created this texture with "difference clouds" filter in gimp.
If we expose that vector as a property we can control the flow direction. We can also expose properties to control the lerp speed and flow speed.
Read 11 tweets

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