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0023470: Boolean Fuse between two edges fails
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pkv
@@ -38,14 +38,27 @@
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#include <Geom_Line.hxx>
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#include <GeomAdaptor_HCurve.hxx>
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static void LocalPrepareArgs(BRepAdaptor_Curve& theCurve,
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const Standard_Real theFirstParameter,
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const Standard_Real theLastParameter,
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Standard_Real& theDeflection,
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IntTools_CArray1OfReal& theArgs);
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static
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void LocalPrepareArgs(BRepAdaptor_Curve& theCurve,
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const Standard_Real theFirstParameter,
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const Standard_Real theLastParameter,
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Standard_Real& theDeflection,
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IntTools_CArray1OfReal& theArgs);
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static
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Standard_Boolean SetEmptyResultRange(const Standard_Real theParameter,
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IntTools_MarkedRangeSet& theMarkedRange);
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static
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Standard_Integer CheckCoincidence(const Standard_Real aT11,
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const Standard_Real aT12,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aT21,
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const Standard_Real aT22,
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const Handle(Geom_Curve)& aC2,
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const Standard_Real aCriteria,
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const Standard_Real aCurveResolution1,
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GeomAPI_ProjectPointOnCurve& aProjector);
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static Standard_Boolean SetEmptyResultRange(const Standard_Real theParameter,
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IntTools_MarkedRangeSet& theMarkedRange);
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// ==================================================================================
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// function: IntTools_BeanBeanIntersector
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@@ -456,12 +469,30 @@ Standard_Boolean IntTools_BeanBeanIntersector::FastComputeIntersection()
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newparfound = Standard_False;
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}
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}
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//
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if(!newparfound) {
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break;
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}
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}// for(i = 0; i < 2; i++) {
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} // if(aCT1==GeomAbs_Circle)
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//modified by NIZNHY-PKV Mon Oct 08 14:08:19 2012f
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if (aCT1==GeomAbs_BSplineCurve || aCT1==GeomAbs_BezierCurve) {
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Standard_Integer iFlag;
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//
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iFlag=CheckCoincidence(myFirstParameter1,
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myLastParameter1,
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myTrsfCurve1,
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myFirstParameter2,
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myLastParameter2,
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myTrsfCurve2,
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myCriteria,
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myCurveResolution1,
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myProjector);
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if (!iFlag) {
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aresult=!aresult;
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}
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}
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//modified by NIZNHY-PKV Mon Oct 08 14:08:23 2012t
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return aresult;
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}
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// ==================================================================================
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@@ -469,7 +500,7 @@ Standard_Boolean IntTools_BeanBeanIntersector::FastComputeIntersection()
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// purpose:
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// ==================================================================================
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Standard_Real IntTools_BeanBeanIntersector::Distance(const Standard_Real theArg,
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Standard_Real& theArgOnOtherBean)
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Standard_Real& theArgOnOtherBean)
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{
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Standard_Real aDistance;
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Standard_Integer aNbPoints;
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@@ -478,11 +509,8 @@ Standard_Real IntTools_BeanBeanIntersector::Distance(const Standard_Real theArg,
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aDistance=RealLast();
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//
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aPoint=myCurve1.Value(theArg);
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//modified by NIZNHY-PKV Thu Jul 01 12:20:52 2010f
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myProjector.Init(myTrsfCurve2, myFirstParameter2, myLastParameter2);
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myProjector.Perform(aPoint);
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//myProjector.Init(aPoint, myTrsfCurve2, myFirstParameter2, myLastParameter2);
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//modified by NIZNHY-PKV Thu Jul 01 12:21:05 2010t
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//
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aNbPoints=myProjector.NbPoints();
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if(aNbPoints > 0) {
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@@ -1125,7 +1153,6 @@ static void LocalPrepareArgs(BRepAdaptor_Curve& theCurve,
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IntTools::PrepareArgs(theCurve, theLastParameter, theFirstParameter, aDiscretization, aRelativeDeflection, theArgs);
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}
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}
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// ---------------------------------------------------------------------------------
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// static function: SetEmptyResultRange
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// purpose:
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@@ -1149,4 +1176,222 @@ static Standard_Boolean SetEmptyResultRange(const Standard_Real theParamete
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return add;
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}
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//modified by NIZNHY-PKV Fri Oct 12 09:34:10 2012f
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static
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Standard_Integer DistPC(const Standard_Real aT1,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aD,
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Standard_Real& aT2);
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static
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Standard_Integer DistPC(const Standard_Real aT1,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aD,
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Standard_Real& aT2,
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Standard_Real& aDmax,
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Standard_Real& aTmax);
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static
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Standard_Integer FindMaxDistPC(const Standard_Real aT1A,
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const Standard_Real aT1B,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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const Standard_Real aEps1,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aDmax,
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Standard_Real& aT1max);
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//=======================================================================
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//function : CheckCoincidence
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//purpose :
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//=======================================================================
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Standard_Integer CheckCoincidence(const Standard_Real aT11,
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const Standard_Real aT12,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aT21,
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const Standard_Real aT22,
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const Handle(Geom_Curve)& aC2,
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const Standard_Real aCriteria,
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const Standard_Real aEps1,
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GeomAPI_ProjectPointOnCurve& aProjector)
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{
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Standard_Integer iErr, aNb1, i, aNbX;
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Standard_Real dT1, aT1, aT2, aD, aDmax, aTmin, aTmax;
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Standard_Real aT1A, aT1B, aD1max,aT1max;
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//
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iErr=0; // the patches are coincided
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//
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//
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aProjector.Init(aC2, aT21, aT22);
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//
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aDmax=-1.;
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//
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// 1. Express evaluation
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//
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aNb1=10; // Number of intervals on the curve #1
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dT1=(aT12-aT11)/aNb1;
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for (i=1; i<aNb1; ++i) {
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aT1=aT11+i*dT1;
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//
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iErr=DistPC(aT1, aC1, aCriteria, aProjector, aD, aT2, aDmax, aTmax);
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if (iErr) {
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iErr=1;// a point from aC1 can not be projected on aC2
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return iErr;
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}
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//
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if (aDmax>aCriteria) {
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iErr=2; // the distance is too big
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return iErr;
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}
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}
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//
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// 2. Deep evaluation
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aD1max=aDmax;
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//
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aNbX=aNb1-1;
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for (i=1; i<aNbX; ++i) {
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aT1A=aT11+i*dT1;
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aT1B=aT1A+dT1;
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//
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iErr=FindMaxDistPC(aT1A, aT1B, aC1, aCriteria, aEps1, aProjector, aD1max, aT1max);
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if (iErr) {
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iErr=1;
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return iErr;
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}
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}
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//
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return iErr;
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}
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//
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//=======================================================================
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//function : FindMaxDistPC
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//purpose :
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//=======================================================================
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Standard_Integer FindMaxDistPC(const Standard_Real aT1A,
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const Standard_Real aT1B,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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const Standard_Real aEps1,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aDmax,
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Standard_Real& aT1max)
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{
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Standard_Integer iErr, iCnt;
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Standard_Real aGS, aXP, aA, aB, aXL, aYP, aYL, aT2P, aT2L, aX0;
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//
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iCnt=0;
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iErr=0;
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aDmax=0.;
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//
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aGS=0.6180339887498948482045868343656;// =0.5*(1.+sqrt(5.))-1.;
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aA=aT1A;
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aB=aT1B;
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//
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aXP=aA+(aB-aA)*aGS;
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aXL=aB-(aB-aA)*aGS;
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//
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iErr=DistPC(aXP, aC1, aCriteria, aProjector, aYP, aT2P, aDmax, aT1max);
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if(iErr){
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return iErr;
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}
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//
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iErr=DistPC(aXL, aC1, aCriteria, aProjector, aYL, aT2L, aDmax, aT1max);
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if(iErr){
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return iErr;
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}
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//
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while(1) {
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if (aYP>aYL) {
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aA=aXL;
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aXL=aXP;
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aYL=aYP;
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aXP=aA+(aB-aA)*aGS;
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iErr=DistPC(aXP, aC1, aCriteria, aProjector, aYP, aT2P, aDmax, aT1max);
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if(iErr){
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return iErr;
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}
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}
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else {
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aB=aXP;
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aXP=aXL;
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aYP=aYL;
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aXL=aB-(aB-aA)*aGS;
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iErr=DistPC(aXL, aC1, aCriteria, aProjector, aYL, aT2L, aDmax, aT1max);
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if(iErr){
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return iErr;
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}
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}
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//
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if ((aB-aA)<aEps1) {
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aX0=0.5*(aA+aB);
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break;
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}
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}// while(1) {
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//
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return iErr;
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}
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//=======================================================================
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//function : DistPC
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//purpose :
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//=======================================================================
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Standard_Integer DistPC(const Standard_Real aT1,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aD,
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Standard_Real& aT2,
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Standard_Real& aDmax,
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Standard_Real& aTmax)
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{
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Standard_Integer iErr;
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//
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iErr=DistPC(aT1, aC1, aCriteria, aProjector, aD, aT2);
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if (iErr) {
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return iErr;
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}
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//
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if (aD>aDmax) {
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aDmax=aD;
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aTmax=aT2;
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}
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//
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return iErr;
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}
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//=======================================================================
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//function : DistPC
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//purpose :
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//=======================================================================
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Standard_Integer DistPC(const Standard_Real aT1,
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const Handle(Geom_Curve)& aC1,
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const Standard_Real aCriteria,
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GeomAPI_ProjectPointOnCurve& aProjector,
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Standard_Real& aD,
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Standard_Real& aT2)
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{
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Standard_Integer iErr, aNbP2;
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gp_Pnt aP1;
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//
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iErr=0;
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aC1->D0(aT1, aP1);
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//
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aProjector.Perform(aP1);
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aNbP2=aProjector.NbPoints();
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if (!aNbP2) {
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iErr=1;// the point from aC1 can not be projected on aC2
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return iErr;
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}
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//
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aD=aProjector.LowerDistance();
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aT2=aProjector.LowerDistanceParameter();
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if (aD>aCriteria) {
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iErr=2;// the distance is too big
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}
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//
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return iErr;
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}
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//modified by NIZNHY-PKV Fri Oct 12 09:34:12 2012t
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