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  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 


Returns  float  
Usage  Web & Application  
Related  sin() tan() 