Reference for Processing version 1.2. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.

Name

cos()

Examples
example pic
float a = 0.0;
float inc = TWO_PI/25.0;
for(int i=0; i<25; i++) {
  line(i*4, 50, i*4, 50+cos(a)*40.0);
  a = a + inc;
}
Description Calculates the cosine of an angle. This function expects the values of the angle parameter to be provided in radians (values from 0 to PI*2). Values are returned in the range -1 to 1.
Syntax
cos(angle)
Parameters
angle float: an angle in radians
Returns float
Usage Web & Application
Related sin()
tan()
Updated on June 14, 2010 12:05:29pm EDT

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