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OCCT/src/IntPatch/IntPatch_ImpImpIntersection_2.gxx
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// File: IntPatch_ImpImpIntersection_2.gxx
// Created: Thu May 7 08:47:45 1992
// Author: Jacques GOUSSARD
// Copyright: OPEN CASCADE 1992
//=======================================================================
//function : IntPatch_ImpImpIntersection
//purpose :
//=======================================================================
IntPatch_ImpImpIntersection::IntPatch_ImpImpIntersection ():
done(Standard_False)
{
}
//=======================================================================
//function : IntPatch_ImpImpIntersection
//purpose :
//=======================================================================
IntPatch_ImpImpIntersection::IntPatch_ImpImpIntersection
(const Handle(Adaptor3d_HSurface)& S1,
const Handle(Adaptor3d_TopolTool)& D1,
const Handle(Adaptor3d_HSurface)& S2,
const Handle(Adaptor3d_TopolTool)& D2,
const Standard_Real TolArc,
const Standard_Real TolTang)
{
Perform(S1,D1,S2,D2,TolArc,TolTang);
}
//=======================================================================
//function : Perform
//purpose :
//=======================================================================
void IntPatch_ImpImpIntersection::Perform(const Handle(Adaptor3d_HSurface)& S1,
const Handle(Adaptor3d_TopolTool)& D1,
const Handle(Adaptor3d_HSurface)& S2,
const Handle(Adaptor3d_TopolTool)& D2,
const Standard_Real TolArc,
const Standard_Real TolTang) {
done = Standard_False;
spnt.Clear();
slin.Clear();
empt = Standard_True;
tgte = Standard_False;
oppo = Standard_False;
Standard_Boolean all1 = Standard_False;
Standard_Boolean all2 = Standard_False;
Standard_Boolean SameSurf = Standard_False;
Standard_Boolean multpoint = Standard_False;
Standard_Boolean nosolonS1 = Standard_False;
// indique s il y a des points sur restriction du carreau 1
Standard_Boolean nosolonS2 = Standard_False;
// indique s il y a des points sur restriction du carreau 2
Standard_Integer i, nbpt, nbseg;
IntPatch_SequenceOfSegmentOfTheSOnBounds edg1,edg2;
IntPatch_SequenceOfPathPointOfTheSOnBounds pnt1,pnt2;
//
// On commence par intersecter les supports des surfaces
IntSurf_Quadric quad1;
IntSurf_Quadric quad2;
IntPatch_ArcFunction AFunc;
Standard_Real Tolang = 1.e-8;
GeomAbs_SurfaceType typs1 = S1->GetType();
GeomAbs_SurfaceType typs2 = S2->GetType();
//
switch (typs1) {
case GeomAbs_Plane :
{
quad1.SetValue(S1->Plane());
switch (typs2) {
case GeomAbs_Plane:
{
quad2.SetValue(S2->Plane());
if (!IntPP(quad1,quad2,Tolang,TolTang,SameSurf,slin)) {
return;
}
}
break;
case GeomAbs_Cylinder:
{
quad2.SetValue(S2->Cylinder());
if (!IntPCy(quad1,quad2,Tolang,TolTang,Standard_False,empt,slin)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Sphere:
{
quad2.SetValue(S2->Sphere());
//modified by NIZNHY-PKV Tue Sep 20 09:03:06 2011f
if (!IntPSp(quad1,quad2,Tolang,TolTang,Standard_False,empt,slin,spnt)) {
//if (!IntPSp(quad1,quad2,TolTang,Standard_False,empt,slin,spnt)) {
//modified by NIZNHY-PKV Tue Sep 20 09:03:10 2011t
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cone:
{
quad2.SetValue(S2->Cone());
if (!IntPCo(quad1,quad2,Tolang,TolTang,Standard_False,
empt,multpoint,slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
default:
{
Standard_ConstructionError::Raise();
break;
}
}
}
break;
case GeomAbs_Cylinder:
{
quad1.SetValue(S1->Cylinder());
switch (typs2){
case GeomAbs_Plane:
{
quad2.SetValue(S2->Plane());
if (!IntPCy(quad1,quad2,Tolang,TolTang,Standard_True,empt,slin)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cylinder:
{
quad2.SetValue(S2->Cylinder());
if (!IntCyCy(quad1,quad2,TolTang,empt,SameSurf,multpoint,slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Sphere:
{
quad2.SetValue(S2->Sphere());
if (!IntCySp(quad1,quad2,TolTang,Standard_False,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cone:
{
quad2.SetValue(S2->Cone());
if (!IntCyCo(quad1,quad2,TolTang,Standard_False,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
default:
{
Standard_ConstructionError::Raise();
break;
}
}
}
break;
case GeomAbs_Sphere:
{
quad1.SetValue(S1->Sphere());
switch (typs2){
case GeomAbs_Plane:
{
quad2.SetValue(S2->Plane());
//modified by NIZNHY-PKV Tue Sep 20 09:03:35 2011f
if (!IntPSp(quad1,quad2,Tolang,TolTang,Standard_True,empt,slin,spnt)) {
//if (!IntPSp(quad1,quad2,TolTang,Standard_True,empt,slin,spnt)) {
//modified by NIZNHY-PKV Tue Sep 20 09:03:38 2011t
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cylinder:
{
quad2.SetValue(S2->Cylinder());
if (!IntCySp(quad1,quad2,TolTang,Standard_True,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Sphere:
{
quad2.SetValue(S2->Sphere());
if (!IntSpSp(quad1,quad2,TolTang,empt,SameSurf,slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cone:
{
quad2.SetValue(S2->Cone());
if (!IntCoSp(quad1,quad2,TolTang,Standard_True,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
default:
{
Standard_ConstructionError::Raise();
break;
}
}
}
break;
case GeomAbs_Cone:
{
quad1.SetValue(S1->Cone());
switch (typs2){
case GeomAbs_Plane:
{
quad2.SetValue(S2->Plane());
if (!IntPCo(quad1,quad2,Tolang,TolTang,Standard_True,
empt,multpoint,slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cylinder:
{
quad2.SetValue(S2->Cylinder());
if (!IntCyCo(quad1,quad2,TolTang,Standard_True,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Sphere:
{
quad2.SetValue(S2->Sphere());
if (!IntCoSp(quad1,quad2,TolTang,Standard_False,empt,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
case GeomAbs_Cone:
{
quad2.SetValue(S2->Cone());
if (!IntCoCo(quad1,quad2,TolTang,empt,SameSurf,multpoint,
slin,spnt)) {
return;
}
if (empt) {
done = Standard_True;
return;
}
}
break;
default:
{
Standard_ConstructionError::Raise();
break;
}
}
}
break;
default:
{
Standard_ConstructionError::Raise();
break;
}
} //switch (typs1) {
//
if (!SameSurf) {
AFunc.SetQuadric(quad2);
AFunc.Set(S1);
solrst.Perform(AFunc, D1, TolArc, TolTang);
if (!solrst.IsDone()) {
return;
}
if (solrst.AllArcSolution() && typs1 == typs2) {
all1 = Standard_True;
}
nbpt = solrst.NbPoints();
nbseg= solrst.NbSegments();
for (i=1; i<= nbpt; i++) {
pnt1.Append(solrst.Point(i));
}
for (i=1; i<= nbseg; i++) {
edg1.Append(solrst.Segment(i));
}
nosolonS1 = (nbpt == 0) && (nbseg == 0);
if (nosolonS1 && all1) { // cas de face sans restrictions
all1 = Standard_False;
}
}//if (!SameSurf) {
else {
nosolonS1 = Standard_True;
}
if (!SameSurf) {
AFunc.SetQuadric(quad1);
AFunc.Set(S2);
solrst.Perform(AFunc, D2, TolArc, TolTang);
if (!solrst.IsDone()) {
return;
}
if (solrst.AllArcSolution() && typs1 == typs2) {
all2 = Standard_True;
}
nbpt = solrst.NbPoints();
nbseg= solrst.NbSegments();
for (i=1; i<= nbpt; i++) {
pnt2.Append(solrst.Point(i));
}
for (i=1; i<= nbseg; i++) {
edg2.Append(solrst.Segment(i));
}
nosolonS2 = (nbpt == 0) && (nbseg == 0);
if (nosolonS2 && all2) { // cas de face sans restrictions
all2 = Standard_False;
}
}// if (!SameSurf) {
else {
nosolonS2 = Standard_True;
}
//
if (SameSurf || (all1 && all2)) {
// faces "paralleles" parfaites
empt = Standard_False;
tgte = Standard_True;
slin.Clear();
spnt.Clear();
gp_Pnt Ptreference;
switch (typs1) {
case GeomAbs_Plane: {
Ptreference = (S1->Plane()).Location();
}
break;
case GeomAbs_Cylinder: {
Ptreference = ElSLib::Value(0.,0.,S1->Cylinder());
}
break;
case GeomAbs_Sphere: {
Ptreference = ElSLib::Value(PI/4.,PI/4.,S1->Sphere());
}
break;
case GeomAbs_Cone: {
Ptreference = ElSLib::Value(0.,10.,S1->Cone());
}
break;
default:
break;
}
//
oppo = quad1.Normale(Ptreference).Dot(quad2.Normale(Ptreference)) < 0.0;
done = Standard_True;
return;
}// if (SameSurf || (all1 && all2)) {
if (!nosolonS1 || !nosolonS2) {
empt = Standard_False;
// C est la qu il faut commencer a bosser...
PutPointsOnLine(S1,S2,pnt1, slin, Standard_True, D1, quad1,quad2,
multpoint,TolArc);
PutPointsOnLine(S1,S2,pnt2, slin, Standard_False,D2, quad2,quad1,
multpoint,TolArc);
if (edg1.Length() != 0) {
ProcessSegments(edg1,slin,quad1,quad2,Standard_True,TolArc);
}
if (edg2.Length() != 0) {
ProcessSegments(edg2,slin,quad1,quad2,Standard_False,TolArc);
}
if (edg1.Length() !=0 || edg2.Length() !=0) {
// ProcessRLine(slin,S1,S2,TolArc);
ProcessRLine(slin,quad1,quad2,TolArc);
}
}//if (!nosolonS1 || !nosolonS2) {
else {
empt = ((slin.Length()==0) && (spnt.Length()==0));
}
//
Standard_Integer nblin, aNbPnt;
//
//modified by NIZNHY-PKV Tue Sep 06 10:03:35 2011f
aNbPnt=spnt.Length();
if (aNbPnt) {
IntPatch_SequenceOfPoint aSIP;
//
for(i=1; i<=aNbPnt; ++i) {
Standard_Real aU1, aV1, aU2, aV2;
gp_Pnt2d aP2D;
TopAbs_State aState1, aState2;
//
const IntPatch_Point& aIP=spnt(i);
aIP.Parameters(aU1, aV1, aU2, aV2);
//
aP2D.SetCoord(aU1, aV1);
aState1=D1->Classify(aP2D, TolArc);
//
aP2D.SetCoord(aU2, aV2);
aState2=D2->Classify(aP2D, TolArc);
//
if(aState1!=TopAbs_OUT && aState2!=TopAbs_OUT) {
aSIP.Append(aIP);
}
}
//
spnt.Clear();
//
aNbPnt=aSIP.Length();
for(i=1; i<=aNbPnt; ++i) {
const IntPatch_Point& aIP=aSIP(i);
spnt.Append(aIP);
}
//
}// if (aNbPnt) {
//modified by NIZNHY-PKV Tue Sep 06 10:18:20 2011t
//
nblin = slin.Length();
for(i=1; i<=nblin; i++) {
IntPatch_IType thetype = slin.Value(i)->ArcType();
if( (thetype == IntPatch_Ellipse)
||(thetype == IntPatch_Circle)
||(thetype == IntPatch_Lin)
||(thetype == IntPatch_Parabola)
||(thetype == IntPatch_Hyperbola)) {
Handle(IntPatch_GLine)& glin = *((Handle(IntPatch_GLine)*)&slin.Value(i));
glin->ComputeVertexParameters(TolArc);
}
else if(thetype == IntPatch_Analytic) {
Handle(IntPatch_ALine)& aligold = *((Handle(IntPatch_ALine)*)&slin.Value(i));
aligold->ComputeVertexParameters(TolArc);
}
else if(thetype == IntPatch_Restriction) {
Handle(IntPatch_RLine)& rlig = *((Handle(IntPatch_RLine)*)&slin.Value(i));
rlig->ComputeVertexParameters(TolArc);
}
}
//
//----------------------------------------------------------------
//-- 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_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) {
gp_Circ Circ = glin->Circle();
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);
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) {
gp_Elips Elips = glin->Ellipse();
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);
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);
}
}
}
done = Standard_True;
}
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