Noise Wave
float yoff = 0.0f;
void setup() {
size(640, 360);
}
void draw() {
background(51);
fill(255);
beginShape();
float xoff = 0.0f;
for (float x = 0.0f; x <= width; x += 10.0f) {
float n = noise(xoff, yoff);
float y = map(n, 0.0f, 1.0f, 200.0f, 300.0f);
vertex(x, y);
xoff += 0.05f;
}
yoff += 0.01f;
// close the shape (important for fill to work)
vertex((float)width, (float)height);
vertex(0.0f, (float)height);
endShape(CLOSE);
}