mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-04-26 10:19:45 +03:00
d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
424 lines
12 KiB
C++
424 lines
12 KiB
C++
// Copyright (c) 1997-1999 Matra Datavision
|
|
// Copyright (c) 1999-2014 OPEN CASCADE SAS
|
|
//
|
|
// This file is part of Open CASCADE Technology software library.
|
|
//
|
|
// This library is free software; you can redistribute it and/or modify it under
|
|
// the terms of the GNU Lesser General Public License version 2.1 as published
|
|
// by the Free Software Foundation, with special exception defined in the file
|
|
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
|
// distribution for complete text of the license and disclaimer of any warranty.
|
|
//
|
|
// Alternatively, this file may be used under the terms of Open CASCADE
|
|
// commercial license or contractual agreement.
|
|
|
|
#include <GeomConvert_ApproxSurface.ixx>
|
|
|
|
#include <GeomAdaptor_HSurface.hxx>
|
|
#include <Precision.hxx>
|
|
#include <AdvApp2Var_ApproxAFunc2Var.hxx>
|
|
#include <Standard_Real.hxx>
|
|
#include <TColStd_HArray2OfReal.hxx>
|
|
#include <TColStd_HArray1OfReal.hxx>
|
|
#include <AdvApprox_PrefAndRec.hxx>
|
|
|
|
class GeomConvert_ApproxSurface_Eval : public AdvApp2Var_EvaluatorFunc2Var
|
|
{
|
|
|
|
public:
|
|
|
|
GeomConvert_ApproxSurface_Eval (const Handle(Adaptor3d_HSurface)& theAdaptor)
|
|
: myAdaptor (theAdaptor) {}
|
|
|
|
virtual void Evaluate (Standard_Integer* theDimension,
|
|
Standard_Real* theUStartEnd,
|
|
Standard_Real* theVStartEnd,
|
|
Standard_Integer* theFavorIso,
|
|
Standard_Real* theConstParam,
|
|
Standard_Integer* theNbParams,
|
|
Standard_Real* theParameters,
|
|
Standard_Integer* theUOrder,
|
|
Standard_Integer* theVOrder,
|
|
Standard_Real* theResult,
|
|
Standard_Integer* theErrorCode) const;
|
|
|
|
private:
|
|
|
|
mutable Handle(Adaptor3d_HSurface) myAdaptor;
|
|
|
|
};
|
|
|
|
|
|
void GeomConvert_ApproxSurface_Eval::Evaluate (Standard_Integer * Dimension,
|
|
// Dimension
|
|
Standard_Real * UStartEnd,
|
|
// StartEnd[2] in U
|
|
Standard_Real * VStartEnd,
|
|
// StartEnd[2] in V
|
|
Standard_Integer * FavorIso,
|
|
// Choice of constante, 1 for U, 2 for V
|
|
Standard_Real * ConstParam,
|
|
// Value of constant parameter
|
|
Standard_Integer * NbParams,
|
|
// Number of parameters N
|
|
Standard_Real * Parameters,
|
|
// Values of parameters,
|
|
Standard_Integer * UOrder,
|
|
// Derivative Request in U
|
|
Standard_Integer * VOrder,
|
|
// Derivative Request in V
|
|
Standard_Real * Result,
|
|
// Result[Dimension,N]
|
|
Standard_Integer * ErrorCode) const
|
|
// Error Code
|
|
{
|
|
*ErrorCode = 0;
|
|
// Standard_Integer idim;
|
|
Standard_Integer jpar;
|
|
Standard_Real Upar,Vpar;
|
|
|
|
// Dimension incorrecte
|
|
if (*Dimension!=3) {
|
|
*ErrorCode = 1;
|
|
}
|
|
|
|
// Parametres incorrects
|
|
/* if (*FavorIso==1) {
|
|
Upar = *ConstParam;
|
|
if (( Upar < UStartEnd[0] ) || ( Upar > UStartEnd[1] )) {
|
|
*ErrorCode = 2;
|
|
}
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
if (( Vpar < VStartEnd[0] ) || ( Vpar > VStartEnd[1] )) {
|
|
*ErrorCode = 2;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
Vpar = *ConstParam;
|
|
if (( Vpar < VStartEnd[0] ) || ( Vpar > VStartEnd[1] )) {
|
|
*ErrorCode = 2;
|
|
}
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
if (( Upar < UStartEnd[0] ) || ( Upar > UStartEnd[1] )) {
|
|
*ErrorCode = 2;
|
|
}
|
|
}
|
|
}*/
|
|
|
|
// Initialisation
|
|
|
|
myAdaptor = myAdaptor->UTrim (UStartEnd[0], UStartEnd[1], Precision::PConfusion());
|
|
myAdaptor = myAdaptor->VTrim (VStartEnd[0], VStartEnd[1], Precision::PConfusion());
|
|
/*
|
|
for (idim=1;idim<=*Dimension;idim++) {
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Result[idim-1+(jpar-1)*(*Dimension)] = 0.;
|
|
}
|
|
}*/
|
|
|
|
|
|
Standard_Integer Order = *UOrder + *VOrder;
|
|
gp_Pnt pnt;
|
|
gp_Vec vect, v1, v2, v3, v4, v5, v6, v7, v8, v9;
|
|
|
|
if (*FavorIso==1) {
|
|
Upar = *ConstParam;
|
|
switch (Order) {
|
|
case 0 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
pnt = myAdaptor->Value (Upar, Vpar);
|
|
Result[(jpar-1)*(*Dimension)] = pnt.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = pnt.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = pnt.Z();
|
|
}
|
|
break;
|
|
case 1 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
myAdaptor->D1 (Upar, Vpar, pnt, v1, v2);
|
|
if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v1.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v1.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v1.Z();
|
|
}
|
|
else {
|
|
Result[(jpar-1)*(*Dimension)] = v2.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v2.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v2.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 2 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
myAdaptor->D2 (Upar, Vpar, pnt, v1, v2, v3, v4, v5);
|
|
if (*UOrder==2) {
|
|
Result[(jpar-1)*(*Dimension)] = v3.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v3.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v3.Z();
|
|
}
|
|
else if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v5.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v5.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v5.Z();
|
|
}
|
|
else if (*UOrder==0) {
|
|
Result[(jpar-1)*(*Dimension)] = v4.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v4.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v4.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 3 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
myAdaptor->D3 (Upar, Vpar, pnt, v1, v2, v3, v4, v5, v6, v7, v8, v9);
|
|
if (*UOrder==2) {
|
|
Result[(jpar-1)*(*Dimension)] = v8.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v8.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v8.Z();
|
|
}
|
|
else if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v9.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v9.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v9.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 4 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Vpar = Parameters[jpar-1];
|
|
vect = myAdaptor->DN (Upar, Vpar, *UOrder, *VOrder);
|
|
Result[(jpar-1)*(*Dimension)] = vect.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = vect.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = vect.Z();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
Vpar = *ConstParam;
|
|
switch (Order) {
|
|
case 0 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
pnt = myAdaptor->Value (Upar, Vpar);
|
|
Result[(jpar-1)*(*Dimension)] = pnt.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = pnt.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = pnt.Z();
|
|
}
|
|
break;
|
|
case 1 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
myAdaptor->D1 (Upar, Vpar, pnt, v1, v2);
|
|
if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v1.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v1.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v1.Z();
|
|
}
|
|
else {
|
|
Result[(jpar-1)*(*Dimension)] = v2.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v2.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v2.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 2 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
myAdaptor->D2 (Upar, Vpar, pnt, v1, v2, v3, v4, v5);
|
|
if (*UOrder==2) {
|
|
Result[(jpar-1)*(*Dimension)] = v3.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v3.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v3.Z();
|
|
}
|
|
else if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v5.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v5.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v5.Z();
|
|
}
|
|
else if (*UOrder==0) {
|
|
Result[(jpar-1)*(*Dimension)] = v4.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v4.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v4.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 3 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
myAdaptor->D3 (Upar, Vpar, pnt, v1, v2, v3, v4, v5, v6, v7, v8, v9);
|
|
if (*UOrder==2) {
|
|
Result[(jpar-1)*(*Dimension)] = v8.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v8.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v8.Z();
|
|
}
|
|
else if (*UOrder==1) {
|
|
Result[(jpar-1)*(*Dimension)] = v9.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = v9.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = v9.Z();
|
|
}
|
|
}
|
|
break;
|
|
case 4 :
|
|
for (jpar=1;jpar<=*NbParams;jpar++) {
|
|
Upar = Parameters[jpar-1];
|
|
vect = myAdaptor->DN (Upar, Vpar, *UOrder, *VOrder);
|
|
Result[(jpar-1)*(*Dimension)] = vect.X();
|
|
Result[1+(jpar-1)*(*Dimension)] = vect.Y();
|
|
Result[2+(jpar-1)*(*Dimension)] = vect.Z();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : GeomConvert_ApproxSurface
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
GeomConvert_ApproxSurface::GeomConvert_ApproxSurface(const Handle(Geom_Surface)& Surf,
|
|
const Standard_Real Tol3d,
|
|
const GeomAbs_Shape UContinuity,
|
|
const GeomAbs_Shape VContinuity,
|
|
const Standard_Integer MaxDegU,
|
|
const Standard_Integer MaxDegV,
|
|
const Standard_Integer MaxSegments,
|
|
const Standard_Integer PrecisCode)
|
|
{
|
|
Standard_Real U0, U1, V0, V1;
|
|
|
|
Handle(Adaptor3d_HSurface) aSurfAdaptor = new GeomAdaptor_HSurface (Surf);
|
|
Surf->Bounds(U0, U1, V0, V1);
|
|
|
|
// " Init des nombres de sous-espaces et des tolerances"
|
|
Standard_Integer nb1 = 0, nb2 = 0, nb3 = 1;
|
|
Handle(TColStd_HArray1OfReal) nul1 =
|
|
new TColStd_HArray1OfReal(1,1);
|
|
nul1->SetValue(1,0.);
|
|
Handle(TColStd_HArray2OfReal) nul2 =
|
|
new TColStd_HArray2OfReal(1,1,1,4);
|
|
nul2->SetValue(1,1,0.);
|
|
nul2->SetValue(1,2,0.);
|
|
nul2->SetValue(1,3,0.);
|
|
nul2->SetValue(1,4,0.);
|
|
Handle(TColStd_HArray1OfReal) eps3D =
|
|
new TColStd_HArray1OfReal(1,1);
|
|
eps3D->SetValue(1,Tol3d);
|
|
Handle(TColStd_HArray2OfReal) epsfr =
|
|
new TColStd_HArray2OfReal(1,1,1,4);
|
|
epsfr->SetValue(1,1,Tol3d);
|
|
epsfr->SetValue(1,2,Tol3d);
|
|
epsfr->SetValue(1,3,Tol3d);
|
|
epsfr->SetValue(1,4,Tol3d);
|
|
|
|
// " Init du type d'iso"
|
|
GeomAbs_IsoType IsoType = GeomAbs_IsoV;
|
|
Standard_Integer NbDec;
|
|
|
|
NbDec = aSurfAdaptor->NbUIntervals(GeomAbs_C2);
|
|
TColStd_Array1OfReal UDec_C2(1, NbDec+1);
|
|
aSurfAdaptor->UIntervals(UDec_C2, GeomAbs_C2);
|
|
NbDec = aSurfAdaptor->NbVIntervals(GeomAbs_C2);
|
|
TColStd_Array1OfReal VDec_C2(1, NbDec+1);
|
|
aSurfAdaptor->VIntervals(VDec_C2, GeomAbs_C2);
|
|
|
|
NbDec = aSurfAdaptor->NbUIntervals(GeomAbs_C3);
|
|
TColStd_Array1OfReal UDec_C3(1, NbDec+1);
|
|
aSurfAdaptor->UIntervals(UDec_C3, GeomAbs_C3);
|
|
|
|
NbDec = aSurfAdaptor->NbVIntervals(GeomAbs_C3);
|
|
TColStd_Array1OfReal VDec_C3(1, NbDec+1);
|
|
aSurfAdaptor->VIntervals(VDec_C3, GeomAbs_C3);
|
|
// Approximation avec decoupe preferentiel
|
|
// aux lieux de discontinuitees C2
|
|
AdvApprox_PrefAndRec pUDec(UDec_C2,UDec_C3);
|
|
AdvApprox_PrefAndRec pVDec(VDec_C2,VDec_C3);
|
|
|
|
//POP pour WNT
|
|
GeomConvert_ApproxSurface_Eval ev (aSurfAdaptor);
|
|
AdvApp2Var_ApproxAFunc2Var approx(nb1, nb2, nb3,
|
|
nul1,nul1,eps3D,
|
|
nul2,nul2,epsfr,
|
|
U0,U1,V0,V1,
|
|
IsoType,UContinuity,VContinuity,PrecisCode,
|
|
// MaxDegU,MaxDegV,MaxSegments,mySurfEval1,
|
|
MaxDegU,MaxDegV,MaxSegments,ev,
|
|
pUDec,pVDec);
|
|
|
|
myMaxError = approx.MaxError(3,1);
|
|
myBSplSurf = approx.Surface(1);
|
|
myIsDone = approx.IsDone();
|
|
myHasResult = approx.HasResult();
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : Surface
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Handle(Geom_BSplineSurface) GeomConvert_ApproxSurface::Surface() const
|
|
{
|
|
return myBSplSurf;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : IsDone
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Standard_Boolean GeomConvert_ApproxSurface::IsDone() const
|
|
{
|
|
return myIsDone;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : HasResult
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Standard_Boolean GeomConvert_ApproxSurface::HasResult() const
|
|
{
|
|
return myHasResult;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : MaxError
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
Standard_Real GeomConvert_ApproxSurface::MaxError() const
|
|
{
|
|
return myMaxError;
|
|
}
|
|
//=======================================================================
|
|
//function : Dump
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
void GeomConvert_ApproxSurface::Dump(Standard_OStream& o) const
|
|
{
|
|
o<<endl;
|
|
if (!myHasResult) { o<<"No result"<<endl; }
|
|
else {
|
|
o<<"Result max error :"<< myMaxError <<endl;
|
|
}
|
|
o<<endl;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|