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27 lines
405 B
Plaintext
27 lines
405 B
Plaintext
/**
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* Linear Motion.
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*
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* Changing a variable to create a moving line.
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* When the line moves off the edge of the window,
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* the variable is set to 0, which places the line
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* back at the bottom of the screen.
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*/
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float a = 100;
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void setup()
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{
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size(640, 200);
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stroke(255);
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}
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void draw()
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{
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background(51);
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a = a - 0.5;
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if (a < 0) {
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a = height;
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}
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line(0, a, width, a);
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}
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