module Geo3d::Utils

Public Class Methods

float_cmp(a, b, tolerance = 0.01) click to toggle source
# File lib/geo3d/utils.rb, line 3
def self.float_cmp a, b, tolerance = 0.01
  (a-b).abs < tolerance
end
normalize_angle(radians) click to toggle source
# File lib/geo3d/utils.rb, line 15
def self.normalize_angle radians
  if radians.abs > Math::PI * 2.0
    absolute = radians.abs % (Math::PI * 2.0 )
    if radians < 0
      -absolute
    else
      absolute
    end
  else
    radians
  end
end
to_degrees(radians) click to toggle source
# File lib/geo3d/utils.rb, line 7
def self.to_degrees radians
  radians * 180.0 / Math::PI
end
to_radians(degrees) click to toggle source
# File lib/geo3d/utils.rb, line 11
def self.to_radians degrees
  degrees * Math::PI / 180.0
end