// parameters
vector offset = chv("Offset");
float mult = ch("Multiplier");

// create alligator noise ---
int freq = 2;
int turb = 1;
float rough = 0.5;
float att = 0.651;

vector pos = @P;
pos -= offset; 
vector npos = pos * freq;
float noise = anoise(npos, turb, rough, att);

// create ramp --- 
string rampTypes[] = {};
float rampPositions[] = {}; 
float rampValues[] = {};
int totalSplinePos = 40;

for (int i=0;i<totalSplinePos;i++)
{
    rampTypes[i] = "linear";
    rampPositions[i] = float(i) / float(totalSplinePos);
    rampValues[i] = snoise(i);
}

float rampSpline = spline(rampTypes, noise, rampValues, rampPositions);

// generate disp from Normal*rampSpline and apply multiplier on it
vector disp = (@N * rampSpline) * mult;

// apply disp to pos ---
@P += disp;