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0022720: Wrong intersection point for the case of intersection between sphere and plane
This commit is contained in:
JGV
bugmaster
parent
aa396061a3
commit
c5c3447332
@ -1261,12 +1261,12 @@ static Standard_Integer surfpoints (Draw_Interpretor& /*di*/, Standard_Integer /
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//function : intersect
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//purpose :
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//=======================================================================
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static Standard_Integer intersection (Draw_Interpretor& di, Standard_Integer n, const char** a)
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{
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if (n < 4) return 1;
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if (n < 4) {
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return 1;
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}
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//
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Handle(Geom_Curve) GC1;
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Handle(Geom_Surface) GS1 = DrawTrSurf::GetSurface(a[2]);
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if (GS1.IsNull()) {
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@ -1274,61 +1274,41 @@ static Standard_Integer intersection (Draw_Interpretor& di, Standard_Integer n,
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if (GC1.IsNull())
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return 1;
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}
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//
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Handle(Geom_Surface) GS2 = DrawTrSurf::GetSurface(a[3]);
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if (GS2.IsNull()) return 1;
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if (GS2.IsNull()) {
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return 1;
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}
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//
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Standard_Real tol = Precision::Confusion();
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if (n == 5 || n == 9 || n == 13 || n == 17) tol = atof(a[n-1]);
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//
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Handle(Geom_Curve) Result;
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gp_Pnt Point;
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//
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if (GC1.IsNull()) {
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GeomInt_IntSS Inters;
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//
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// Surface Surface
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if (n <= 5) {
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// General case
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GeomAPI_IntSS Inters(GS1,GS2,tol);
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if (!Inters.IsDone()) return 1;
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Standard_Integer nblines = Inters.NbLines();
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if (nblines >= 2) {
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char newname[1024];
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for (Standard_Integer i=1; i<=nblines; i++) {
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sprintf(newname,"%s_%d",a[1],i);
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Result = Inters.Line(i);
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const char* temp = newname; // pour portage WNT
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DrawTrSurf::Set(temp,Result);
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}
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}
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else if (nblines == 1) {
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Result = Inters.Line(1);
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DrawTrSurf::Set(a[1],Result);
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}
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Inters.Perform(GS1,GS2,tol,Standard_True);
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}
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else if (n == 8 || n == 9 || n == 12 || n == 13 || n == 16 || n == 17) {
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GeomInt_IntSS Inters;
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Standard_Boolean useStart = Standard_True, useBnd = Standard_True;
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Standard_Integer ista1=0,ista2=0,ibnd1=0,ibnd2=0;
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Standard_Real UVsta[4];
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Handle(GeomAdaptor_HSurface) AS1,AS2;
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if (n <= 9) {
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// user starting point
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//
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if (n <= 9) { // user starting point
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useBnd = Standard_False;
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ista1 = 4; ista2 = 7;
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}
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else if (n <= 13) {
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// user bounding
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else if (n <= 13) { // user bounding
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useStart = Standard_False;
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ibnd1 = 4; ibnd2 = 11;
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}
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else {
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// both user starting point and bounding
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else { // both user starting point and bounding
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ista1 = 4; ista2 = 7;
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ibnd1 = 8; ibnd2 = 15;
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}
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@ -1342,56 +1322,56 @@ static Standard_Integer intersection (Draw_Interpretor& di, Standard_Integer n,
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AS1 = new GeomAdaptor_HSurface(GS1,UVbnd[0],UVbnd[1],UVbnd[2],UVbnd[3]);
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AS2 = new GeomAdaptor_HSurface(GS2,UVbnd[4],UVbnd[5],UVbnd[6],UVbnd[7]);
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}
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if (useStart && !useBnd)
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//
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if (useStart && !useBnd) {
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Inters.Perform(GS1,GS2,tol,UVsta[0],UVsta[1],UVsta[2],UVsta[3]);
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else if (!useStart && useBnd)
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}
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else if (!useStart && useBnd) {
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Inters.Perform(AS1,AS2,tol);
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else
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}
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else {
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Inters.Perform(AS1,AS2,tol,UVsta[0],UVsta[1],UVsta[2],UVsta[3]);
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if (!Inters.IsDone()) return 1;
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Standard_Integer nblines = Inters.NbLines();
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if (nblines >= 2) {
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char newname[1024];
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for (Standard_Integer i=1; i<=nblines; i++) {
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sprintf(newname,"%s_%d",a[1],i);
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Result = Inters.Line(i);
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const char* temp = newname;
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DrawTrSurf::Set(temp,Result);
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}
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}
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else if (nblines == 1) {
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Result = Inters.Line(1);
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DrawTrSurf::Set(a[1],Result);
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}
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nblines = Inters.NbBoundaries();
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if (nblines > 0) {
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di<<"there are "<<nblines<<" boundary solutions"<<"\n";
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char newname[1024];
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for (Standard_Integer i=1; i<=nblines; i++) {
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if (nblines > 1) sprintf(newname,"%s_b_%d",a[1],i);
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else sprintf(newname,"%s_b",a[1]);
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Result = Inters.Boundary(i);
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const char* temp = newname;
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DrawTrSurf::Set(temp,Result);
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}
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}
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}
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}//else if (n == 8 || n == 9 || n == 12 || n == 13 || n == 16 || n == 17) {
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else {
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di<<"incorrect number of arguments"<<"\n";
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return 1;
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}
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}
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//
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if (!Inters.IsDone()) {
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return 1;
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}
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//
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char buf[1024];
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Standard_Integer i, aNbLines, aNbPoints;
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//
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aNbLines = Inters.NbLines();
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if (aNbLines >= 2) {
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for (i=1; i<=aNbLines; ++i) {
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sprintf(buf, "%s_%d",a[1],i);
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Result = Inters.Line(i);
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const char* temp = buf;
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DrawTrSurf::Set(temp,Result);
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}
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}
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else if (aNbLines == 1) {
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Result = Inters.Line(1);
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DrawTrSurf::Set(a[1],Result);
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}
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//
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aNbPoints=Inters.NbPoints();
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for (i=1; i<=aNbPoints; ++i) {
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Point=Inters.Point(i);
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sprintf(buf,"%s_p_%d",a[1],i);
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const char* temp =buf;
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DrawTrSurf::Set(temp, Point);
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}
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}// if (GC1.IsNull()) {
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//
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else {
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// Curve Surface
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GeomAPI_IntCS Inters(GC1,GS2);
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//
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if (!Inters.IsDone()) return 1;
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Standard_Integer nblines = Inters.NbSegments();
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@ -1431,8 +1411,6 @@ static Standard_Integer intersection (Draw_Interpretor& di, Standard_Integer n,
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//function : CurveCommands
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//purpose :
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//=======================================================================
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void GeometryTest::CurveCommands(Draw_Interpretor& theCommands)
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{
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@ -3,11 +3,18 @@
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// Author: Jacques GOUSSARD
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// Copyright: OPEN CASCADE 1992
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//=======================================================================
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//function : IntPatch_ImpImpIntersection
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//purpose :
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//=======================================================================
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IntPatch_ImpImpIntersection::IntPatch_ImpImpIntersection ():
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done(Standard_False)
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{
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}
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//--------------------------------------------------------------
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//=======================================================================
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//function : IntPatch_ImpImpIntersection
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//purpose :
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//=======================================================================
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IntPatch_ImpImpIntersection::IntPatch_ImpImpIntersection
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(const Handle(Adaptor3d_HSurface)& S1,
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const Handle(Adaptor3d_TopolTool)& D1,
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@ -18,7 +25,10 @@ IntPatch_ImpImpIntersection::IntPatch_ImpImpIntersection
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{
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Perform(S1,D1,S2,D2,TolArc,TolTang);
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}
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//--------------------------------------------------------------
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//=======================================================================
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//function : Perform
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//purpose :
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//=======================================================================
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void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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const Handle(Adaptor3d_TopolTool)& D1,
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const Handle(Adaptor3d_HSurface)& S2,
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@ -39,25 +49,21 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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Standard_Boolean multpoint = Standard_False;
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Standard_Boolean nosolonS1 = Standard_False;
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// indique s il y a des points sur restriction du carreau 1
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// indique s il y a des points sur restriction du carreau 1
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Standard_Boolean nosolonS2 = Standard_False;
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// indique s il y a des points sur restriction du carreau 2
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// indique s il y a des points sur restriction du carreau 2
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Standard_Integer i, nbpt, nbseg;
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IntPatch_SequenceOfSegmentOfTheSOnBounds edg1,edg2;
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IntPatch_SequenceOfPathPointOfTheSOnBounds pnt1,pnt2;
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//
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// On commence par intersecter les supports des surfaces
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IntSurf_Quadric quad1;
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IntSurf_Quadric quad2;
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IntPatch_ArcFunction AFunc;
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Standard_Real Tolang = 1.e-8;
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GeomAbs_SurfaceType typs1 = S1->GetType();
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GeomAbs_SurfaceType typs2 = S2->GetType();
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//
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switch (typs1) {
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case GeomAbs_Plane :
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@ -338,22 +344,17 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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Standard_ConstructionError::Raise();
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break;
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}
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}
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} //switch (typs1) {
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//
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if (!SameSurf) {
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AFunc.SetQuadric(quad2);
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AFunc.Set(S1);
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solrst.Perform(AFunc, D1, TolArc, TolTang);
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if (!solrst.IsDone()) {
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return;
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}
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if (solrst.AllArcSolution() && typs1 == typs2) {
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all1 = Standard_True;
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}
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@ -370,19 +371,16 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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if (nosolonS1 && all1) { // cas de face sans restrictions
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all1 = Standard_False;
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}
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}
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}//if (!SameSurf) {
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else {
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nosolonS1 = Standard_True;
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}
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if (!SameSurf) {
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AFunc.SetQuadric(quad1);
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AFunc.Set(S2);
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solrst.Perform(AFunc, D2, TolArc, TolTang);
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if (!solrst.IsDone()) {
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return;
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}
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@ -404,16 +402,13 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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if (nosolonS2 && all2) { // cas de face sans restrictions
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all2 = Standard_False;
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}
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}
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}// if (!SameSurf) {
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else {
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nosolonS2 = Standard_True;
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}
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//
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if (SameSurf || (all1 && all2)) {
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// faces "paralleles" parfaites
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empt = Standard_False;
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tgte = Standard_True;
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slin.Clear();
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@ -422,46 +417,34 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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gp_Pnt Ptreference;
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switch (typs1) {
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case GeomAbs_Plane:
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{
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Ptreference = (S1->Plane()).Location();
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}
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case GeomAbs_Plane: {
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Ptreference = (S1->Plane()).Location();
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}
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break;
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case GeomAbs_Cylinder:
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{
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Ptreference = ElSLib::Value(0.,0.,S1->Cylinder());
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}
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case GeomAbs_Cylinder: {
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Ptreference = ElSLib::Value(0.,0.,S1->Cylinder());
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}
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break;
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case GeomAbs_Sphere:
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{
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Ptreference = ElSLib::Value(PI/4.,PI/4.,S1->Sphere());
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}
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case GeomAbs_Sphere: {
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Ptreference = ElSLib::Value(PI/4.,PI/4.,S1->Sphere());
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}
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break;
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case GeomAbs_Cone:
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{
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Ptreference = ElSLib::Value(0.,10.,S1->Cone());
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}
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case GeomAbs_Cone: {
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Ptreference = ElSLib::Value(0.,10.,S1->Cone());
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}
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break;
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#ifndef DEB
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default:
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break;
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#endif
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}
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//
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oppo = quad1.Normale(Ptreference).Dot(quad2.Normale(Ptreference)) < 0.0;
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done = Standard_True;
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return;
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}
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}// if (SameSurf || (all1 && all2)) {
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if (!nosolonS1 || !nosolonS2) {
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empt = Standard_False;
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// C est la qu il faut commencer a bosser...
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PutPointsOnLine(S1,S2,pnt1, slin, Standard_True, D1, quad1,quad2,
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multpoint,TolArc);
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@ -477,19 +460,52 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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}
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if (edg1.Length() !=0 || edg2.Length() !=0) {
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// ProcessRLine(slin,S1,S2,TolArc);
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// ProcessRLine(slin,S1,S2,TolArc);
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ProcessRLine(slin,quad1,quad2,TolArc);
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}
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}
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}//if (!nosolonS1 || !nosolonS2) {
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else {
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empt = ((slin.Length()==0) && (spnt.Length()==0));
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}
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Standard_Integer nblin = slin.Length();
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//
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Standard_Integer nblin, aNbPnt;
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//
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//modified by NIZNHY-PKV Tue Sep 06 10:03:35 2011f
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aNbPnt=spnt.Length();
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if (aNbPnt) {
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IntPatch_SequenceOfPoint aSIP;
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//
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for(i=1; i<=aNbPnt; ++i) {
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Standard_Real aU1, aV1, aU2, aV2;
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gp_Pnt2d aP2D;
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TopAbs_State aState1, aState2;
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//
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const IntPatch_Point& aIP=spnt(i);
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aIP.Parameters(aU1, aV1, aU2, aV2);
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//
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aP2D.SetCoord(aU1, aV1);
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aState1=D1->Classify(aP2D, TolArc);
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//
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aP2D.SetCoord(aU2, aV2);
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aState2=D2->Classify(aP2D, TolArc);
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//
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if(aState1!=TopAbs_OUT && aState2!=TopAbs_OUT) {
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aSIP.Append(aIP);
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}
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}
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//
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spnt.Clear();
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//
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aNbPnt=aSIP.Length();
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for(i=1; i<=aNbPnt; ++i) {
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const IntPatch_Point& aIP=aSIP(i);
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spnt.Append(aIP);
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}
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//
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}// if (aNbPnt) {
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//modified by NIZNHY-PKV Tue Sep 06 10:18:20 2011t
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//
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nblin = slin.Length();
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for(i=1; i<=nblin; i++) {
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IntPatch_IType thetype = slin.Value(i)->ArcType();
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if( (thetype == IntPatch_Ellipse)
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@ -498,70 +514,6 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
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||(thetype == IntPatch_Parabola)
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||(thetype == IntPatch_Hyperbola)) {
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Handle(IntPatch_GLine)& glin = *((Handle(IntPatch_GLine)*)&slin.Value(i));
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/* if(thetype == IntPatch_Circle) {
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gp_Pnt P;
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IntPatch_Point point;
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Standard_Real u1,v1,u2,v2;
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Standard_Boolean Addf = Standard_False;
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Standard_Boolean Addl = Standard_False;
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Standard_Integer v=0;
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Standard_Integer nbv;
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gp_Circ Circ = glin->Circle();
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nbv = glin->NbVertex();
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if(glin->HasFirstPoint() == Standard_False) {
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P=ElCLib::Value(0.0,Circ);
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quad1.Parameters(P,u1,v1); quad2.Parameters(P,u2,v2);
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point.SetValue(P,TolArc,Standard_False);
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point.SetParameters(u1,v1,u2,v2);
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point.SetParameter(0.0);
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glin->AddVertex(point);
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nbv++;
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glin->SetFirstPoint(nbv);
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}
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if(glin->HasLastPoint() == Standard_False) {
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||||
P=ElCLib::Value(0.0,Circ);
|
||||
quad1.Parameters(P,u1,v1); quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(PI+PI);
|
||||
glin->AddVertex(point);
|
||||
nbv++;
|
||||
glin->SetLastPoint(nbv);
|
||||
}
|
||||
}
|
||||
else if(thetype == IntPatch_Ellipse) {
|
||||
gp_Pnt P;
|
||||
IntPatch_Point point;
|
||||
Standard_Real u1,v1,u2,v2;
|
||||
Standard_Boolean Addf = Standard_False;
|
||||
Standard_Boolean Addl = Standard_False;
|
||||
Standard_Integer v=0;
|
||||
Standard_Integer nbv;
|
||||
gp_Elips Elips = glin->Ellipse();
|
||||
nbv = glin->NbVertex();
|
||||
if(glin->HasFirstPoint() == Standard_False) {
|
||||
P=ElCLib::Value(0.0,Elips);
|
||||
quad1.Parameters(P,u1,v1); quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(0.0);
|
||||
glin->AddVertex(point);
|
||||
nbv++;
|
||||
glin->SetFirstPoint(nbv);
|
||||
}
|
||||
if(glin->HasLastPoint() == Standard_False) {
|
||||
P=ElCLib::Value(0.0,Elips);
|
||||
quad1.Parameters(P,u1,v1); quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(PI+PI);
|
||||
glin->AddVertex(point);
|
||||
nbv++;
|
||||
glin->SetLastPoint(nbv);
|
||||
}
|
||||
}
|
||||
*/
|
||||
glin->ComputeVertexParameters(TolArc);
|
||||
}
|
||||
else if(thetype == IntPatch_Analytic) {
|
||||
@ -573,20 +525,14 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
|
||||
rlig->ComputeVertexParameters(TolArc);
|
||||
}
|
||||
}
|
||||
#if 1
|
||||
//
|
||||
//----------------------------------------------------------------
|
||||
//-- On place 2 vertex sur les courbes de GLine qui n en
|
||||
//-- contiennent pas.
|
||||
|
||||
for(i=1; i<=nblin; i++) {
|
||||
gp_Pnt P;
|
||||
IntPatch_Point point;
|
||||
Standard_Real u1,v1,u2,v2;
|
||||
#ifdef DEB
|
||||
Standard_Boolean Addf = Standard_False;
|
||||
Standard_Boolean Addl = Standard_False;
|
||||
Standard_Integer v=0;
|
||||
#endif
|
||||
Standard_Integer nbv;
|
||||
if(slin.Value(i)->ArcType() == IntPatch_Circle) {
|
||||
const Handle(IntPatch_GLine)& glin = *((Handle(IntPatch_GLine)*)&slin.Value(i));
|
||||
@ -634,115 +580,6 @@ void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
done = Standard_True;
|
||||
}
|
||||
//--------------------------------------------------------------
|
||||
|
||||
|
||||
#if 0
|
||||
//-- Ancien bout de code
|
||||
//----------------------------------------------------------------
|
||||
//-- On place 2 vertex sur les courbes de GLine qui n en
|
||||
//-- contiennent pas.
|
||||
|
||||
for(i=1; i<=nblin; i++) {
|
||||
gp_Pnt P;
|
||||
IntPatch_Point point;
|
||||
Standard_Real u1,v1,u2,v2;
|
||||
Standard_Boolean Addf = Standard_False;
|
||||
Standard_Boolean Addl = Standard_False;
|
||||
Standard_Integer v=0;
|
||||
Standard_Integer nbv;
|
||||
if(slin.Value(i)->ArcType() == IntPatch_Circle) {
|
||||
const Handle(IntPatch_GLine)& glin = *((Handle(IntPatch_GLine)*)&slin.Value(i));
|
||||
nbv = glin->NbVertex();
|
||||
if(glin->NbVertex() == 0) { Addf=Addl=Standard_True; }
|
||||
else {
|
||||
if(glin->HasFirstPoint() == Standard_False) {
|
||||
Addf = Standard_True;
|
||||
for(v=1;v<=nbv;v++) {
|
||||
Standard_Real gv = glin->Vertex(v).ParameterOnLine();
|
||||
if(gv<Precision::PConfusion())
|
||||
Addf = Standard_False;
|
||||
}
|
||||
}
|
||||
if(glin->HasLastPoint() == Standard_False) {
|
||||
Addl = Standard_True;
|
||||
for(v=1;v<=nbv;v++) {
|
||||
Standard_Real gv = glin->Vertex(v).ParameterOnLine();
|
||||
if((PI+PI-gv)<Precision::PConfusion())
|
||||
Addl = Standard_False;
|
||||
}
|
||||
}
|
||||
}
|
||||
if(Addl || Addf) {
|
||||
gp_Circ Circ = glin->Circle();
|
||||
if(Addf) {
|
||||
P=ElCLib::Value(0.0,Circ);
|
||||
quad1.Parameters(P,u1,v1);
|
||||
quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(0.0);
|
||||
glin->AddVertex(point);
|
||||
}
|
||||
if(Addl) {
|
||||
P=ElCLib::Value(0.0,Circ);
|
||||
quad1.Parameters(P,u1,v1);
|
||||
quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(PI+PI);
|
||||
glin->AddVertex(point);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
else if(slin.Value(i)->ArcType() == IntPatch_Ellipse) {
|
||||
const Handle(IntPatch_GLine)& glin = *((Handle(IntPatch_GLine)*)&slin.Value(i));
|
||||
nbv = glin->NbVertex();
|
||||
if(glin->NbVertex() == 0) { Addf=Addl=Standard_True; }
|
||||
else {
|
||||
if(glin->HasFirstPoint() == Standard_False) {
|
||||
Addf = Standard_True;
|
||||
for(v=1;v<=nbv;v++) {
|
||||
Standard_Real gv = glin->Vertex(v).ParameterOnLine();
|
||||
if(gv<Precision::PConfusion())
|
||||
Addf = Standard_False;
|
||||
}
|
||||
}
|
||||
if(glin->HasLastPoint() == Standard_False) {
|
||||
Addl = Standard_True;
|
||||
for(v=1;v<=nbv;v++) {
|
||||
Standard_Real gv = glin->Vertex(v).ParameterOnLine();
|
||||
if((PI+PI-gv)<Precision::PConfusion())
|
||||
Addl = Standard_False;
|
||||
}
|
||||
}
|
||||
}
|
||||
if(Addl || Addf) {
|
||||
gp_Elips Elips = glin->Ellipse();
|
||||
if(Addf) {
|
||||
P=ElCLib::Value(0.0,Elips);
|
||||
quad1.Parameters(P,u1,v1);
|
||||
quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(0.0);
|
||||
glin->AddVertex(point);
|
||||
}
|
||||
if(Addl) {
|
||||
P=ElCLib::Value(0.0,Elips);
|
||||
quad1.Parameters(P,u1,v1);
|
||||
quad2.Parameters(P,u2,v2);
|
||||
point.SetValue(P,TolArc,Standard_False);
|
||||
point.SetParameters(u1,v1,u2,v2);
|
||||
point.SetParameter(PI+PI);
|
||||
glin->AddVertex(point);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user