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- aggiunta di una funzione per la distanza tra punti.
This commit is contained in:
Daniele Bariletti
2024-07-30 16:25:17 +02:00
parent d6e6531d92
commit e51df31d13
1 changed files with 72 additions and 0 deletions
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EGkPoint3d.h
+72
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@@ -335,6 +335,30 @@ AreSamePointXYEpsilon( const Point3d& ptP1, const Point3d& ptP2, double dToler)
return ( SqDistXY( ptP1, ptP2) < ( dToler * dToler)) ;
}
//----------------------------------------------------------------------------
//! Verifica se due punti sono quasi coincidenti per esclusione (tolleranza come parametro)
//----------------------------------------------------------------------------
inline bool
AreSamePointStepEpsilon( const Point3d& ptP1, const Point3d& ptP2, double dToler)
{
double dX = ptP1.x - ptP2.x ;
if( dX > dToler)
return false ;
else {
double dY = ptP1.y - ptP2.y ;
if( dY > dToler)
return false ;
else {
double dTol = dToler * dToler ;
double dX2 = dX * dX ;
double dY2 = dY * dY ;
double dZ = ptP1.z- ptP2.z ;
double dZ2 = dZ * dZ ;
return dX2 + dY2 + dZ2 < dTol ;
}
}
}
//----------------------------------------------------------------------------
//! Verifica se due punti sono quasi coincidenti (Small error -> Approx)
//----------------------------------------------------------------------------
@@ -353,6 +377,30 @@ AreSamePointXYApprox( const Point3d& ptP1, const Point3d& ptP2)
return ( SqDistXY( ptP1, ptP2) < SQ_EPS_SMALL) ;
}
//----------------------------------------------------------------------------
//! Verifica se due punti sono quasi coincidenti per esclusione (tolleranza come parametro)
//----------------------------------------------------------------------------
inline bool
AreSamePointStepApprox( const Point3d& ptP1, const Point3d& ptP2)
{
double dX = ptP1.x - ptP2.x ;
if( dX > EPS_SMALL)
return false ;
else {
double dY = ptP1.y - ptP2.y ;
if( dY > EPS_SMALL)
return false ;
else {
double dTol = SQ_EPS_SMALL ;
double dX2 = dX * dX ;
double dY2 = dY * dY ;
double dZ = ptP1.z- ptP2.z ;
double dZ2 = dZ * dZ ;
return dX2 + dY2 + dZ2 < dTol ;
}
}
}
//----------------------------------------------------------------------------
//! Verifica se due punti sono esattamente coincidenti (Zero error -> Exact)
//----------------------------------------------------------------------------
@@ -371,6 +419,30 @@ AreSamePointXYExact( const Point3d& ptP1, const Point3d& ptP2)
return ( SqDistXY( ptP1, ptP2) < SQ_EPS_ZERO) ;
}
//----------------------------------------------------------------------------
//! Verifica se due punti sono quasi coincidenti per esclusione (tolleranza come parametro)
//----------------------------------------------------------------------------
inline bool
AreSamePointStepExact( const Point3d& ptP1, const Point3d& ptP2)
{
double dX = ptP1.x - ptP2.x ;
if( dX > EPS_ZERO)
return false ;
else {
double dY = ptP1.y - ptP2.y ;
if( dY > EPS_ZERO)
return false ;
else {
double dTol = SQ_EPS_ZERO ;
double dX2 = dX * dX ;
double dY2 = dY * dY ;
double dZ = ptP1.z- ptP2.z ;
double dZ2 = dZ * dZ ;
return dX2 + dY2 + dZ2 < dTol ;
}
}
}
//----------------------------------------------------------------------------
//! Restituisce una copia in locale del punto passato
//----------------------------------------------------------------------------