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// File: BinMXCAFDoc_LocationDriver.cxx
// Created: Tue May 17 14:43:51 2005
// Author: Eugeny NAPALKOV <eugeny.napalkov@opencascade.com>
// Copyright: Open CasCade S.A. 2005
#include <BinMXCAFDoc_LocationDriver.ixx>
#include <XCAFDoc_Location.hxx>
#include <TopLoc_Datum3D.hxx>
#include <TopLoc_Location.hxx>
#include <gp_Trsf.hxx>
#include <gp_Mat.hxx>
#include <gp_XYZ.hxx>
//#include <Precision.hxx>
#include <BinMDataStd.hxx>
#include <BinTools_LocationSet.hxx>
//=======================================================================
//function :
//purpose :
//=======================================================================
BinMXCAFDoc_LocationDriver::BinMXCAFDoc_LocationDriver(const Handle(CDM_MessageDriver)& theMsgDriver)
: BinMDF_ADriver(theMsgDriver, STANDARD_TYPE(XCAFDoc_Location)->Name())
, myLocations(0) {
}
//=======================================================================
//function :
//purpose :
//=======================================================================
Handle(TDF_Attribute) BinMXCAFDoc_LocationDriver::NewEmpty() const {
return new XCAFDoc_Location();
}
//=======================================================================
//function :
//purpose :
//=======================================================================
Standard_Boolean BinMXCAFDoc_LocationDriver::Paste(const BinObjMgt_Persistent& theSource,
const Handle(TDF_Attribute)& theTarget,
BinObjMgt_RRelocationTable& theRelocTable) const
{
Handle(XCAFDoc_Location) anAtt = Handle(XCAFDoc_Location)::DownCast(theTarget);
TopLoc_Location aLoc;
Standard_Boolean aRes = Translate(theSource, aLoc, theRelocTable);
anAtt->Set(aLoc);
return aRes;
}
//=======================================================================
//function :
//purpose :
//=======================================================================
void BinMXCAFDoc_LocationDriver::Paste(const Handle(TDF_Attribute)& theSource,
BinObjMgt_Persistent& theTarget,
BinObjMgt_SRelocationTable& theRelocTable) const
{
Handle(XCAFDoc_Location) anAtt = Handle(XCAFDoc_Location)::DownCast(theSource);
TopLoc_Location aLoc = anAtt->Get();
Translate(aLoc, theTarget, theRelocTable);
}
//=======================================================================
//function :
//purpose :
//=======================================================================
Standard_Boolean BinMXCAFDoc_LocationDriver::Translate(const BinObjMgt_Persistent& theSource,
TopLoc_Location& theLoc,
BinObjMgt_RRelocationTable& theMap) const
{
Standard_Integer anId = 0;
theSource >> anId;
if(anId == 0)
{
return Standard_True;
}
Standard_Integer aFileVer = BinMDataStd::DocumentVersion();
if( aFileVer > 5 && myLocations == 0 )
{
return Standard_False;
}
Standard_Integer aPower;
Handle(TopLoc_Datum3D) aDatum;
if( aFileVer > 5 )
{
const TopLoc_Location& aLoc = myLocations->Location(anId);
aPower = aLoc.FirstPower();
aDatum = aLoc.FirstDatum();
} else {
theSource >> aPower;
Standard_Integer aDatumID = -1;
Standard_Integer aReadDatum = -1;
theSource >> aReadDatum;
theSource >> aDatumID;
if(aReadDatum != -1) {
if(theMap.IsBound(aDatumID)) {
aDatum = Handle(TopLoc_Datum3D)::DownCast(theMap.Find(aDatumID));
} else
return Standard_False;
} else {
// read the datum's trasformation
gp_Trsf aTrsf;
Standard_Real aScaleFactor;
theSource >> aScaleFactor;
aTrsf._CSFDB_Setgp_Trsfscale(aScaleFactor);
Standard_Integer aForm;
theSource >> aForm;
aTrsf._CSFDB_Setgp_Trsfshape((gp_TrsfForm)aForm);
Standard_Integer R, C;
gp_Mat& aMat = (gp_Mat&)aTrsf._CSFDB_Getgp_Trsfmatrix();
for(R = 1; R <= 3; R++)
for(C = 1; C <= 3; C++) {
Standard_Real aVal;
theSource >> aVal;
aMat.SetValue(R, C, aVal);
}
Standard_Real x, y, z;
theSource >> x >> y >> z;
gp_XYZ& aLoc = (gp_XYZ&)aTrsf._CSFDB_Getgp_Trsfloc();
aLoc.SetX(x);
aLoc.SetY(y);
aLoc.SetZ(z);
aDatum = new TopLoc_Datum3D(aTrsf);
theMap.Bind(aDatumID, aDatum);
}
}
// Get Next Location
TopLoc_Location aNextLoc;
Translate(theSource, aNextLoc, theMap);
// Calculate the result
theLoc = aNextLoc * TopLoc_Location(aDatum).Powered(aPower);
return Standard_True;
}
//=======================================================================
//function :
//purpose :
//=======================================================================
void BinMXCAFDoc_LocationDriver::Translate(const TopLoc_Location& theLoc,
BinObjMgt_Persistent& theTarget,
BinObjMgt_SRelocationTable& theMap) const
{
if(theLoc.IsIdentity())
{
theTarget.PutInteger(0);
return;
}
// The location is not identity
if( myLocations == 0 )
{
#ifdef DEB
cout<<"Pointer to LocationSet is NULL\n";
#endif
return;
}
Standard_Integer anId = myLocations->Add(theLoc);
theTarget << anId;
// In earlier version of this driver a datums from location stored in
// the relocation table, but now it's not necessary
// (try to uncomment it if some problems appear)
/*
Handle(TopLoc_Datum3D) aDatum = theLoc.FirstDatum();
if(!theMap.Contains(aDatum)) {
theMap.Add(aDatum);
}
*/
Translate(theLoc.NextLocation(), theTarget, theMap);
}
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