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0022790: Boolean opeation Fuse fails.

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This commit is contained in:
PKV
2011-12-16 10:37:05 +00:00
committed by bugmaster
parent c6541a0c86
commit f793011ee6
4 changed files with 386 additions and 523 deletions
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67
src/IntImp/IntImp_ComputeTangence.cxx
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@@ -13,8 +13,10 @@ Standard_EXPORT const IntImp_ConstIsoparametric *ChoixRef = staticChoixRef ;
#include <IntImp_ComputeTangence.hxx>
//Standard_EXPORT IntImp_ConstIsoparametric *ChoixRef = staticChoixRef ;
//=======================================================================
//function : IntImp_ComputeTangence
//purpose :
//=======================================================================
Standard_Boolean IntImp_ComputeTangence(const gp_Vec DPuv[],
const Standard_Real EpsUV[],
Standard_Real Tgduv[],
@@ -49,40 +51,45 @@ Standard_Boolean IntImp_ComputeTangence(const gp_Vec DPuv[],
// l intersection
{
Standard_Real NormDuv[4];
// Standard_Real Tampon;
// Standard_Integer Irang[4],i,j;
Standard_Real NormDuv[4], aM2, aTol2;
Standard_Integer i;
NormDuv[0] = DPuv[0].Magnitude();
if(NormDuv[0]<=1e-16) {
return(Standard_True);
}
NormDuv[1] = DPuv[1].Magnitude();
if(NormDuv[1]<=1e-16) {
return(Standard_True);
}
NormDuv[2] = DPuv[2].Magnitude();
if(NormDuv[2]<=1e-16) {
return(Standard_True);
}
NormDuv[3] = DPuv[3].Magnitude();
if(NormDuv[3]<=1e-16) {
return(Standard_True);
}
//
aTol2=1.e-32;
//
for (i=0; i<4; ++i) {
NormDuv[i] = DPuv[i].SquareMagnitude();
if(NormDuv[i]<=aTol2) {
return Standard_True;
}
}
//
//-------------------------------------------------
gp_Vec N1 = DPuv[0];
N1.Cross(DPuv[1]);
//
//modified by NIZNHY-PKV Tue Nov 01 08:37:32 2011f
aM2=N1.SquareMagnitude();
if (aM2<aTol2) {
return Standard_True;
}
//modified by NIZNHY-PKV Tue Nov 01 08:37:34 2011t
N1.Normalize();
//-------------------------------------------------
gp_Vec N2 = DPuv[2];
N2.Cross(DPuv[3]);
N1.Normalize();
//modified by NIZNHY-PKV Tue Nov 01 08:37:32 2011f
aM2=N2.SquareMagnitude();
if (aM2<aTol2) {
return Standard_True;
}
//modified by NIZNHY-PKV Tue Nov 01 08:37:34 2011t
N2.Normalize();
//
//modified by NIZNHY-PKV Tue Nov 01 08:31:25 2011f
for (i=0; i<4; ++i) {
NormDuv[i]=sqrt(NormDuv[i]);
}
//modified by NIZNHY-PKV Tue Nov 01 08:31:29 2011t
Tgduv[0] = -DPuv[1].Dot(N2);
Tgduv[1] = DPuv[0].Dot(N2);
Tgduv[2] = DPuv[3].Dot(N1);