Module: CooCoo::Math

Defined in:
lib/coo-coo/math/functions.rb,
lib/coo-coo/math/interpolation.rb,
lib/coo-coo/math/abstract_vector.rb

Defined Under Namespace

Classes: AbstractVector

Class Method Summary collapse

Class Method Details

.clamp(n, min, max) ⇒ Object 



28
29
30
31
32
33
34
35
36
 
# File 'lib/coo-coo/math/functions.rb', line 28

def clamp(n, min, max)
  if n < min
    min
  elsif n > max
    max
  else
    n
  end
end

.lerp(a, b, t) ⇒ Object 



3
4
5
 
# File 'lib/coo-coo/math/interpolation.rb', line 3

def self.lerp(a, b, t)
  a * (1.0 - t) + b * t
end

.max(a, b) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
 
# File 'lib/coo-coo/math/functions.rb', line 4

def max(a, b)
  if a
    if b
      (a >= b) ? a : b
    else
      a
    end
  else
    b
  end
end

.min(a, b) ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/coo-coo/math/functions.rb', line 16

def min(a, b)
  if a
    if b
      (a <= b) ? a : b
    else
      a
    end
  else
    b
  end
end