Embedding Iteration.

Embedding Iteration.

Embedding “for” structures allows repetition in two dimensions. *

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size(640, 360); 
background(0); 

int gridSize = 40;

for (int x = gridSize; x <= width - gridSize; x += gridSize) {
  for (int y = gridSize; y <= height - gridSize; y += gridSize) {
    noStroke();
    fill(255);
    rect(x-1, y-1, 3, 3);
    stroke(255, 100);
    line(x, y, width/2, height/2);
  }
}

Functions Used

fill()

Sets the color used to fill shapes

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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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rect()

Draws a rectangle to the screen

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noStroke()

Disables drawing the stroke (outline)

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line()

Draws a line (a direct path between two points) to the screen

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background()

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

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