+
+bool HYDROData_Stream::GenerateBottomPolyline()
+{
+ // Get the document
+ Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
+ if ( aDocument.IsNull() ) {
+ return false;
+ }
+
+ // Collect bottom points ( one bottom point from each profile of the stream )
+ HYDROData_Profile::ProfilePoints aBottomPoints;
+
+ HYDROData_SequenceOfObjects aSeqOfProfiles = GetProfiles();
+ for ( int i = 1, aNb = aSeqOfProfiles.Size(); i <= aNb; i++ ) {
+ const Handle(HYDROData_Profile) aProfile =
+ Handle(HYDROData_Profile)::DownCast( aSeqOfProfiles.Value( i ) );
+ if ( aProfile.IsNull() ) {
+ continue;
+ }
+
+ aBottomPoints.Append( aProfile->GetBottomPoint() );
+ }
+
+ int aNbBottomPoints = aBottomPoints.Size();
+
+ if ( aNbBottomPoints < 2 ) {
+ return false;
+ }
+
+ // Create bottom polyline object if the stream doesn't contain it yet
+ Handle(HYDROData_Polyline3D) aBottom = GetBottomPolyline();
+ if ( aBottom.IsNull() ) {
+ aBottom = Handle(HYDROData_Polyline3D)::DownCast( aDocument->CreateObject( KIND_POLYLINE ) );
+ QString aBaseName = GetName() + "_bottom";
+ QString aName = HYDROData_Tool::GenerateObjectName( aDocument, aBaseName, QStringList(), true );
+ aBottom->SetName( aName );
+
+ SetReferenceObject( aBottom, DataTag_BottomPolyline );
+ }
+
+ // Create 2D polyline if the bottom polyline doesn't contain it yet
+ Handle(HYDROData_PolylineXY) aPolylineXY = aBottom->GetPolylineXY();
+ if ( aPolylineXY.IsNull() ) {
+ aPolylineXY = Handle(HYDROData_PolylineXY)::DownCast( aDocument->CreateObject( KIND_POLYLINEXY ) );
+ QString aBaseName = GetName() + "_bottom_2d";
+ QString aName = HYDROData_Tool::GenerateObjectName( aDocument, aBaseName, QStringList(), true );
+ aPolylineXY->SetName( aName );
+ aBottom->SetPolylineXY( aPolylineXY, false );
+ }
+
+ aPolylineXY->RemoveSections();
+ aPolylineXY->AddSection( "", HYDROData_PolylineXY::SECTION_SPLINE, false );
+
+ // Create profile if the bottom polyline doesn't contain it yet
+ Handle(HYDROData_ProfileUZ) aProfileUZ = aBottom->GetProfileUZ();
+ if ( aProfileUZ.IsNull() ) {
+ Handle(HYDROData_Profile) aProfile =
+ Handle(HYDROData_Profile)::DownCast( aDocument->CreateObject( KIND_PROFILE ) );
+ QString aBaseName = GetName() + "_bottom_profile";
+ QString aName = HYDROData_Tool::GenerateObjectName( aDocument, aBaseName, QStringList(), true );
+ aProfile->SetName( aName );
+ aProfileUZ = aProfile->GetProfileUZ( true );
+ aBottom->SetProfileUZ( aProfileUZ );
+ }
+
+ aProfileUZ->RemoveSection( 0 );
+
+ // Fill 2D polyline
+ for ( int i = 1; i <= aNbBottomPoints; i++ ) {
+ const HYDROData_Profile::ProfilePoint& aBottomPoint = aBottomPoints.Value( i );
+ aPolylineXY->AddPoint( 0, HYDROData_PolylineXY::Point( aBottomPoint.X(), aBottomPoint.Y() ) );
+ }
+
+ // Calculate profile UZ points
+
+ // First point
+ const HYDROData_Profile::ProfilePoint& aFirstBottomPoint = aBottomPoints.First();
+ aProfileUZ->AddPoint( 0, HYDROData_ProfileUZ::Point( 0, aFirstBottomPoint.Z() ) );
+
+ // Intermediate points
+ double aPolylineCommonDist = aPolylineXY->GetDistance( 0, aPolylineXY->NbPoints( 0 ) - 1 );
+
+ for ( int i = 2, aNbPoints = aBottomPoints.Size(); i < aNbPoints; i++ ) {
+ const HYDROData_Profile::ProfilePoint& aBottomPoint = aBottomPoints.Value( i );
+
+ double aDistance = aPolylineXY->GetDistance( 0, i - 1 );
+
+ Standard_Real anU = aDistance; // = ( aDistance / aPolylineCommonDist ) * aPolylineCommonDist;
+ aProfileUZ->AddPoint( 0, HYDROData_ProfileUZ::Point( anU, aBottomPoint.Z() ) );
+ }
+
+ // Last point
+ const HYDROData_Profile::ProfilePoint& aLastBottomPoint = aBottomPoints.Last();
+ aProfileUZ->AddPoint( 0, HYDROData_ProfileUZ::Point( aPolylineCommonDist, aLastBottomPoint.Z() ) );
+
+ return true;
+}
+
+Handle(HYDROData_Polyline3D) HYDROData_Stream::GetBottomPolyline() const
+{
+ return Handle(HYDROData_Polyline3D)::DownCast(
+ GetReferenceObject( DataTag_BottomPolyline ) );
+}
+
+bool HYDROData_Stream::SetBottomPolyline( const Handle(HYDROData_Polyline3D)& theBottom )
+{
+ if ( theBottom.IsNull() ) {
+ return false;
+ }
+
+ SetReferenceObject( theBottom, DataTag_BottomPolyline );
+
+ return true;
+}
+
+bool HYDROData_Stream::Interpolate( HYDROData_IProfilesInterpolator* theInterpolator )
+{
+ // Get the document
+ Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
+ if ( aDocument.IsNull() ) {
+ return false;
+ }
+
+ if ( theInterpolator->GetCalculatedProfilesNumber() < 1 ) {
+ theInterpolator->Calculate();
+ }
+
+ if ( theInterpolator->GetErrorCode() != OK ) {
+ return false;
+ }
+
+ bool isOK = true;
+
+ for ( int aProfileInd = 0; aProfileInd < theInterpolator->GetCalculatedProfilesNumber(); aProfileInd++ ) {
+ // Get calculated point coordinates
+ HYDROData_Profile::ProfilePoints aResultPoints = theInterpolator->GetResultProfilePoints( aProfileInd );
+ if ( aResultPoints.IsEmpty() ) {
+ isOK = false;
+ continue;
+ }
+
+ // Create profile object
+ Handle(HYDROData_Profile) aProfile =
+ Handle(HYDROData_Profile)::DownCast( aDocument->CreateObject( KIND_PROFILE ) );
+ QString aBaseName = GetName() + "_interp_profile";
+ QString aName = HYDROData_Tool::GenerateObjectName( aDocument, aBaseName );
+ aProfile->SetName( aName );
+
+ // Fill the profile with points
+ aProfile->SetProfilePoints( aResultPoints );
+
+ // Add profile to the stream
+ bool isAdded = AddProfile( aProfile );
+ if ( !isAdded ) {
+ aProfile->Remove();
+ }
+ else
+ aProfile->Update();
+ }
+
+ if ( isOK )
+ Update();
+
+ return isOK;
+}
+
+void HYDROData_Stream::CopyTo( const Handle(HYDROData_Entity)& theDestination ) const
+{
+ // Get the document
+ Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
+ if ( aDocument.IsNull() ) {
+ return;
+ }
+
+ // Call base method
+ HYDROData_Entity::CopyTo( theDestination );
+
+ Handle(HYDROData_Stream) aStreamCopy =
+ Handle(HYDROData_Stream)::DownCast( theDestination );
+
+ // Copy bottom polyline if exists
+ if ( !aStreamCopy.IsNull() ) {
+ const Handle(HYDROData_Polyline3D) aBottom = GetBottomPolyline();
+ if ( !aBottom.IsNull() ) {
+ aStreamCopy->ClearReferenceObjects( DataTag_BottomPolyline );
+ aStreamCopy->GenerateBottomPolyline();
+ const Handle(HYDROData_Polyline3D) aBottomCopy = aStreamCopy->GetBottomPolyline();
+ if ( !aBottomCopy.IsNull() && !aBottomCopy->GetPolylineXY().IsNull() ) {
+ aBottomCopy->GetPolylineXY()->Update();
+ aBottomCopy->Update();
+ }
+ }
+ }
+}
\ No newline at end of file