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added maxElem minElem functions that returns values of the added elements and that can be outside the minmax range of the histogram

This commit is contained in:
Paolo Cignoni 2010-10-01 08:59:25 +00:00
parent 1bf8633928
commit d4786a1702
1 changed files with 21 additions and 12 deletions
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33
vcg/math/histogram.h
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@ -193,7 +193,9 @@ protected:
std::vector <ScalarType> R; //! Range for bins.
ScalarType minv; //! Minimum value.
ScalarType maxv; //! Maximum value.
int n; //! Number of vaild intervals stored between minv and maxv.
ScalarType minElem; //! Minimum value.
ScalarType maxElem; //! Maximum value.
int n; //! Number of vaild intervals stored between minv and maxv.
/// incrementally updated values
@ -222,9 +224,11 @@ public:
void SetRange(ScalarType _minv, ScalarType _maxv, int _n,ScalarType gamma=1.0 );
ScalarType MinV() {return minv;}; //! Minimum value.
ScalarType MaxV() {return maxv;}; //! Minimum value.
ScalarType MaxV() {return maxv;}; //! Maximum value.
ScalarType MinElem() {return minElem;}; //! Minimum element added to the histogram. It could be < or > than MinV;.
ScalarType MaxElem() {return maxElem;}; //! Maximum element added to the histogram. It could be < or > than MinV;..
/**
* Add a new value to the histogram.
@ -234,14 +238,14 @@ public:
*/
void Add(ScalarType v, ScalarType increment=ScalarType(1.0));
int MaxCount() const;
ScalarType MaxCount() const;
int BinNum() const {return n;};
int BinCount(ScalarType v);
int BinCountInd(int index) {return H[index];}
int BinCount(ScalarType v, ScalarType width);
ScalarType BinCount(ScalarType v);
ScalarType BinCountInd(int index) {return H[index];}
ScalarType BinCount(ScalarType v, ScalarType width);
ScalarType BinLowerBound(int index) {return R[index];}
ScalarType BinUpperBound(int index) {return R[index+1];};
int RangeCount(ScalarType rangeMin, ScalarType rangeMax);
ScalarType RangeCount(ScalarType rangeMin, ScalarType rangeMax);
ScalarType BinWidth(ScalarType v);
/**
@ -281,6 +285,8 @@ void Histogram<ScalarType>::Clear()
n=0;
minv=0;
maxv=1;
minElem = std::numeric_limits<ScalarType>::max();
maxElem = -std::numeric_limits<ScalarType>::max();
}
/*
@ -361,8 +367,11 @@ template <class ScalarType>
void Histogram<ScalarType>::Add(ScalarType v, ScalarType increment)
{
int pos=BinIndex(v);
if(v<minElem) minElem=v;
if(v>maxElem) maxElem=v;
if(pos>=0 && pos<=n)
{
H[pos]+=increment;
cnt+=increment;
avg+=v*increment;
@ -371,23 +380,23 @@ void Histogram<ScalarType>::Add(ScalarType v, ScalarType increment)
}
template <class ScalarType>
int Histogram<ScalarType>::BinCount(ScalarType v)
ScalarType Histogram<ScalarType>::BinCount(ScalarType v)
{
return H[BinIndex(v)];
}
template <class ScalarType>
int Histogram<ScalarType>::BinCount(ScalarType v, ScalarType width)
ScalarType Histogram<ScalarType>::BinCount(ScalarType v, ScalarType width)
{
return RangeCount(v-width/2.0,v+width/2.0);
}
template <class ScalarType>
int Histogram<ScalarType>::RangeCount(ScalarType rangeMin, ScalarType rangeMax)
ScalarType Histogram<ScalarType>::RangeCount(ScalarType rangeMin, ScalarType rangeMax)
{
int firstBin=BinIndex(rangeMin);
int lastBin=BinIndex (rangeMax);
int sum=0;
ScalarType sum=0;
for(int i=firstBin; i<=lastBin;++i)
sum+=H[i];
return sum;
@ -414,7 +423,7 @@ void Histogram<ScalarType>::FileWrite(const std::string &filename)
template <class ScalarType>
int Histogram<ScalarType>::MaxCount() const
ScalarType Histogram<ScalarType>::MaxCount() const
{
return *(std::max_element(H.begin(),H.end()));
}