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31 lines
705 B
Plaintext
31 lines
705 B
Plaintext
/**
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* Setup and Draw.
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*
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* The draw() function creates a structure in which
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* to write programs that change with time.
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*/
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// The statements in the setup() function
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// execute once when the program begins
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void setup()
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{
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size(200, 200); // Size should be the first statement
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stroke(255); // Set line drawing color to white
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frameRate(30);
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}
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float y = 100;
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// The statements in draw() are executed until the
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// program is stopped. Each statement is executed in
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// sequence and after the last line is read, the first
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// line is executed again.
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void draw()
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{
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background(0); // Set the background to black
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y = y - 1;
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if (y < 0) { y = height; }
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line(0, y, width, y);
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}
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