116 class TropicalWeight : public FloatWeight {
118   typedef TropicalWeight ReverseWeight;
120   TropicalWeight() : FloatWeight() {}  in TropicalWeight()  function
122   TropicalWeight(float f) : FloatWeight(f) {}  in TropicalWeight()  function
124   TropicalWeight(const TropicalWeight &w) : FloatWeight(w) {}  in TropicalWeight()  function
126   static const TropicalWeight Zero() { return TropicalWeight(kPosInfinity); }  in Zero()
128   static const TropicalWeight One() { return TropicalWeight(0.0F); }  in One()
140   TropicalWeight Quantize(float delta = kDelta) const {
141     return TropicalWeight(floor(Value()/delta + 0.5F) * delta);
144   TropicalWeight Reverse() const { return *this; }  in Reverse()
152 inline TropicalWeight Plus(const TropicalWeight &w1,  in Plus()
153                            const TropicalWeight &w2) {  in Plus()
157 inline TropicalWeight Times(const TropicalWeight &w1,  in Times()
158                             const TropicalWeight &w2) {  in Times()
165     return TropicalWeight(f1 + f2);  in Times()
168 inline TropicalWeight Divide(const TropicalWeight &w1,
169                              const TropicalWeight &w2,
177     return TropicalWeight(f1 - f2);