runnable fragment
code snippet
uniform sampler2D inputImage;
uniform float Amount;
precision mediump float;
/*{
"CATEGORIES": [
"Distortion Effect",
"Retro",
"v002"
],
"CREDIT": "by vade",
"DESCRIPTION": "CRT Displacement, emulating the look of curved CRT Displays",
"INPUTS": [
{
"NAME": "inputImage",