float SamplesRegular1::setCumulative
(
const Array<float>& histogram,
const Interval& xAxis,
const Interval& yAxis
)
{
const float total = setCumulative( histogram, xAxis );
if( (1 < getSize()) && (0.0f < total) )
{
const float scaling = yAxis.getRange() / total;
const float offset = yAxis.getLower();
setYAxis( scaling, offset );
}
else
{
setAll( yAxis.getLower() );
}
return total;
}
bool test_SamplesRegular1
(
std::ostream* pOut,
const bool isVerbose,
const dword //seed
)
{
bool isOk = true;
if( pOut ) *pOut << "[ test_SamplesRegular1 ]\n\n";
// basics
{
bool isOk_ = true;
{
const SamplesRegular1 h1;
const Interval x( h1.getXAxis() );
const dword s = h1.getSize();
isOk_ &= (Interval::ZERO() == x) & (0 == s);
if( pOut && isVerbose ) *pOut << x << " " << s << " " << isOk_ << "\n";
}
{
static const float a = -22.5f;
static const float b = 1138.0f;
static const dword c = 3;
const SamplesRegular1 h2( c, Interval(a,b) );
const Interval x( h2.getXAxis() );
const dword s = h2.getSize();
isOk_ &= (Interval(a,b) == x) & (c == s);
if( pOut && isVerbose ) *pOut << x << " " << s << " " << isOk_ << "\n";
}
{
static const float a = -22.5f;
static const float b = 1138.0f;
static const dword c = 3;
const SamplesRegular1 h2( c, Interval(a,b) );
const SamplesRegular1 h3( h2 );
SamplesRegular1 h4;
h4 = h2;
const Interval x3( h3.getXAxis() );
const dword s3 = h3.getSize();
isOk_ &= (x3 == h2.getXAxis()) & (s3 == h2.getSize());
if( pOut && isVerbose ) *pOut << x3 << " " << s3 << " " << isOk_ << "\n";
const Interval x4( h4.getXAxis() );
const dword s4 = h4.getSize();
isOk_ &= (x4 == h2.getXAxis()) & (s4 == h2.getSize());
if( pOut && isVerbose ) *pOut << x4 << " " << s4 << " " << isOk_ << "\n";
}
if( pOut && isVerbose ) *pOut << "\n";
if( pOut ) *pOut << "basics : " <<
(isOk_ ? "--- succeeded" : "*** failed") << "\n\n";
isOk &= isOk_;
}
// initialisation
{
bool isOk_ = true;
static const dword c = 2;
static const dword d = 3;
const SamplesRegular1 h1;
const SamplesRegular1 h2( c, Interval() );
SamplesRegular1 h3;
h3.setSize( d );
const SamplesRegular1* hs[] = { &h1, &h2, &h3 };
for( udword i = 0; i < sizeof(hs)/sizeof(hs[0]); ++i )
{
const Array<float>& b = hs[i]->getSamples();
for( dword j = b.getLength(); j-- > 0; )
{
isOk_ &= 0.0f == b[ j ];
}
if( pOut && isVerbose ) *pOut << b << " " << isOk_ << "\n";
}
if( pOut && isVerbose ) *pOut << "\n";
if( pOut ) *pOut << "initialisation : " <<
(isOk_ ? "--- succeeded" : "*** failed") << "\n\n";
isOk &= isOk_;
}
// commands
{
bool isOk_ = true;
static const float a = -22.5f;
static const float b = 1138.0f;
static const dword c = 3;
static const float d = 42.125f;
static const float s = 5.0f;
static const float o = 71.75;
SamplesRegular1 h1;
{
h1.setSize( c );
const dword s1 = h1.getSize();
isOk_ &= c == s1;
if( pOut && isVerbose ) *pOut << s1 << " " << isOk_ << "\n";
}
{
h1.setXAxis( Interval(a, b) );
const Interval i1( h1.getXAxis() );
isOk_ &= Interval(a, b) == i1;
if( pOut && isVerbose ) *pOut << i1 << " " << isOk_ << "\n";
}
{
h1.setAll( d );
h1.setYAxis( s, o );
const Array<float>& b1 = h1.getSamples();
for( dword j = b1.getLength(); j-- > 0; )
{
isOk_ &= ((d * s) + o) == b1[ j ];
}
if( pOut && isVerbose ) *pOut << b1 << " " << isOk_ << "\n";
}
{
Array<float> h( c );
for( dword i = 0; i < c; ++i )
{
h[ i ] = float((c - i) + 10);
}
const float u = h1.setCumulative( h, Interval(a, b) );
const Interval i1( h1.getXAxis() );
isOk_ &= Interval(a, b) == i1;
const dword s1 = h1.getSize();
isOk_ &= (h.getLength() + 1) == s1;
const Array<float>& b1 = h1.getSamples();
float sum = 0.0f;
for( dword i = 0; i < c; ++i )
{
isOk_ &= b1[i] == sum;
sum += h[i];
}
isOk_ &= b1[b1.getLength() - 1] == sum;
isOk_ &= u == sum;
if( pOut && isVerbose ) *pOut << i1 << " " << s1 << " " << u <<
" " << b1 << " " << isOk_ << "\n";
}
{
h1.setAll( d );
const Array<float>& b1 = h1.getSamples();
for( dword j = b1.getLength(); j-- > 0; )
{
isOk_ &= d == b1[ j ];
}
if( pOut && isVerbose ) *pOut << b1 << " " << isOk_ << "\n";
}
if( pOut && isVerbose ) *pOut << "\n";
if( pOut ) *pOut << "commands : " <<
(isOk_ ? "--- succeeded" : "*** failed") << "\n\n";
isOk &= isOk_;
}
// queries
{
bool isOk_ = true;
static const float a = -22.5f;
static const float b = 1138.0f;
static const dword c = 3;
SamplesRegular1 h1;
{
h1.setSize( c );
const dword s1 = h1.getSize();
isOk_ &= c == s1;
if( pOut && isVerbose ) *pOut << s1 << " " << isOk_ << "\n";
}
{
h1.setXAxis( Interval(a, b) );
const Interval i1( h1.getXAxis() );
isOk_ &= Interval(a, b) == i1;
if( pOut && isVerbose ) *pOut << i1 << " " << isOk_ << "\n";
}
{
h1.setSize( 0 );
const float v1 = h1.getValue( 1.0f );
isOk_ &= 0.0f == v1;
Array<float> h( c );
h[0] = 1.0f;
h[1] = 3.0f;
h[2] = 4.0f;
const float s = h1.setCumulative( h, Interval(a, b) );
const float v2 = h1.getValue( -10000.0f );
const float v3 = h1.getValue( 10000.0f );
isOk_ &= 0.0f == v2;
isOk_ &= s == v3;
if( pOut && isVerbose ) *pOut << v1 << " " << v2 << " " << v3 <<
" " << isOk_ << "\n";
const Array<float>& b1 = h1.getSamples();
const Interval i1( h1.getXAxis() );
Array<float> vs( c );
Array<float> ps( c );
const float n = i1.getRange() / float(c);
float p = i1.getLower() + (n / 2.0f);
for( dword i = 0; i < c; ++i, p += n )
{
ps[i] = p;
vs[i] = h1.getValue( p );
isOk_ &= (b1[i] < vs[i]) & (b1[i + 1] > vs[i]);
}
if( pOut && isVerbose ) *pOut << b1 << " " << ps << " " << vs <<
" " << isOk_ << "\n";
}
if( pOut && isVerbose ) *pOut << "\n";
if( pOut ) *pOut << "queries : " <<
(isOk_ ? "--- succeeded" : "*** failed") << "\n\n";
isOk &= isOk_;
}
if( pOut ) *pOut << (isOk ? "--- successfully" : "*** failurefully") <<
" completed " << "\n\n\n";
if( pOut ) pOut->flush();
return isOk;
}