Class: M26::AgeGrade
- Inherits:
-
Object
- Object
- M26::AgeGrade
- Defined in:
- lib/m26_age_grade.rb
Instance Attribute Summary collapse
-
#age1 ⇒ Object
Returns the value of attribute age1.
-
#age2 ⇒ Object
Returns the value of attribute age2.
Instance Method Summary collapse
-
#initialize(a1, a2) ⇒ AgeGrade
constructor
A new instance of AgeGrade.
- #maxpulse(age) ⇒ Object
- #maxpulse1 ⇒ Object
- #maxpulse2 ⇒ Object
- #predict(elapsed_time, formula = 'maxpulse') ⇒ Object
- #predict_maxpulse(elapsed_time) ⇒ Object
Constructor Details
#initialize(a1, a2) ⇒ AgeGrade
Returns a new instance of AgeGrade.
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# File 'lib/m26_age_grade.rb', line 13 def initialize(a1, a2) @age1, @age2 = a1.to_f, a2.to_f end |
Instance Attribute Details
#age1 ⇒ Object
Returns the value of attribute age1.
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# File 'lib/m26_age_grade.rb', line 11 def age1 @age1 end |
#age2 ⇒ Object
Returns the value of attribute age2.
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# File 'lib/m26_age_grade.rb', line 11 def age2 @age2 end |
Instance Method Details
#maxpulse(age) ⇒ Object
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# File 'lib/m26_age_grade.rb', line 43 def maxpulse(age) p = 220 - age p = 196 if p > 196 # age 24 is "peak" (220-24=196) p = 1 if p < 1 p end |
#maxpulse1 ⇒ Object
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# File 'lib/m26_age_grade.rb', line 35 def maxpulse1 maxpulse(age1) end |
#maxpulse2 ⇒ Object
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# File 'lib/m26_age_grade.rb', line 39 def maxpulse2 maxpulse(age2) end |
#predict(elapsed_time, formula = 'maxpulse') ⇒ Object
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# File 'lib/m26_age_grade.rb', line 19 def predict(elapsed_time, formula='maxpulse') if formula.to_s == 'maxpulse' predict_maxpulse(elapsed_time) else nil end end |
#predict_maxpulse(elapsed_time) ⇒ Object
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# File 'lib/m26_age_grade.rb', line 27 def predict_maxpulse(elapsed_time) p1, p2 = maxpulse1.to_f, maxpulse2.to_f ratio = p1 / p2 psecs = ratio * elapsed_time.secs.to_f ptime = M26::ElapsedTime.new(psecs) ptime.as_hhmmss end |