a port of the Processing Visualization Language
Name

TWO_PI (6.28318...)

Examples
example pic
float f = 0.0;

beginShape(POLYGON);

while(f < TWO_PI) {

  vertex(width/2 + cos(f)*40, height/2 + sin(f)*40);

  f += PI/12.0;

}

endShape();
Description TWO_PI is a mathematical constant with the value 6.28318530717958647693. It is twice the ratio of the circumference of a circle to its diameter. It is useful in combination with the trigonometric functions sin() and cos().
Syntax
TWO_PI
Parameters
Usage Web & Application
Related PI
HALF_PI

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