16 lines
276 B
Ruby
16 lines
276 B
Ruby
require 'pp'
|
|
include Math
|
|
|
|
def calc_theta(x,y)
|
|
theta = atan(1.0*x/y.abs)
|
|
return(theta) if(y>0)
|
|
if (theta>0)
|
|
return(PI-theta)
|
|
else
|
|
return(-PI-theta)
|
|
end
|
|
end
|
|
|
|
(-180..180).each do |deg|
|
|
pp [deg, calc_theta(sin(1.0*deg/180*PI), cos(1.0*deg/180*PI))/PI*180]
|
|
end |