Variable FUNCTIONS`Const`

FUNCTIONS: "\nvec4 mod289(vec4 x)\n{\n return x - floor(x * (1.0 / 289.0)) * 289.0;\n}\n\nvec4 permute(vec4 x)\n{\n return mod289(((x*34.0)+1.0)*x);\n}\n\nvec4 taylorInvSqrt(vec4 r)\n{\n return 1.79284291400159 - 0.85373472095314 * r;\n}\n" = ...