Bezier.

Bezier.

The first two parameters for the bezier() function specify the first point in the curve and the last two parameters specify the last point. The middle parameters set the control points that define the shape of the curve.

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void setup() {
  size(640, 360); 
  stroke(255);
  noFill();
}

void draw() {
  background(0);
  for (int i = 0; i < 200; i += 20) {
    bezier(mouseX-(i/2.0), 40+i, 410, 20, 440, 300, 240-(i/16.0), 300+(i/8.0));
  }
}

Functions Used

stroke()

Sets the color used to draw lines and borders around shapes

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size()

Defines the dimension of the display window width and height in units of pixels

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setup()

The setup() function is run once, when the program starts

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bezier()

Draws a Bezier curve on the screen

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noFill()

Disables filling geometry

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draw()

Called directly after setup(), the draw() function continuously executes the lines of code contained inside its block until the program is stopped or noLoop() is called

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mouseX

The system variable mouseX always contains the current horizontal coordinate of the mouse

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background()

The background() function sets the color used for the background of the Processing window

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