runnable fragment
code snippet
precision mediump float;
#extension GL_ARB_separate_shader_objects : enable
#extension GL_ARB_shading_language_420pack : enable
/************************************************
* This shader was created by:
* https://www.shadertoy.com/view/tdfGzB
************************************************/
#define outColor gl_FragColor
uniform vec2 iResolution;
uniform vec2 iMouse;
uniform float iTime;