CRhinoCommand::result CCommandSampleUnrollSurface::RunCommand( const CRhinoCommandContext& context )
{
CRhinoGetObject go;
go.SetCommandPrompt( L"Select surface or polysurface to unroll" );
go.SetGeometryFilter( CRhinoGetObject::surface_object | CRhinoGetObject::polysrf_object );
go.EnableSubObjectSelect( FALSE );
go.GetObjects( 1, 1 );
if( go.CommandResult() != CRhinoCommand::success )
return go.CommandResult();
const CRhinoObject* pObject = go.Object(0).Object();
const ON_Brep* pBrep = go.Object(0).Brep();
if( 0 == pObject || 0 == pBrep )
return CRhinoCommand::failure;
bool bExplode = false;
ON_Brep* p3dBrep = 0;
int i, type = -1;
if(1 == pBrep->m_F.Count() )
{
p3dBrep = pBrep->DuplicateFace( 0, false );
type = 0;
}
else
{
p3dBrep = static_cast<ON_Brep*>( pBrep->Duplicate() );
type = 1;
}
if( 0 == p3dBrep )
return CRhinoCommand::failure;
p3dBrep->Compact();
for( i = 0; i < p3dBrep->m_F.Count(); i++ )
p3dBrep->RebuildEdges( p3dBrep->m_F[i], 0.00001, true, true );
p3dBrep->ShrinkSurfaces();
ReverseVReversedSurfaces( p3dBrep );
CRhinoUnroll Unroller( p3dBrep, context.m_doc.AbsoluteTolerance(), 0.1 );
int irc = Unroller.PrepareFaces();
if( 0 == irc )
{
bool ok = Unroller.FlattenFaces();
if( ok )
{
int flat_face_count = Unroller.CreateFlatBreps( bExplode, 2.0 );
if( flat_face_count )
{
ON_SimpleArray<ON_Brep*> flat_breps;
ON_ClassArray< ON_SimpleArray<ON_Curve*> > flat_curves;
ON_ClassArray< ON_SimpleArray<ON_3dPoint> > flat_points;
ON_ClassArray< ON_SimpleArray<ON_TextDot*> > flat_dots;
Unroller.CollectResults( flat_breps, flat_curves, flat_points, flat_dots );
if( !bExplode && flat_breps.Count() > 1 )
{
ON_Brep* pJoinedBrep = ON_Brep::New();
if( pJoinedBrep )
{
for( i = 0; i < flat_breps.Count(); i++ )
{
if( flat_breps[i] != 0 )
pJoinedBrep->Append( *flat_breps[i] );
}
int joins = RhinoJoinBrepNakedEdges( *pJoinedBrep );
flat_breps.Empty();
flat_breps.Append( pJoinedBrep );
}
}
CRhinoObjectAttributes att = pObject->Attributes();
att.m_uuid = ON_nil_uuid;
att.RemoveFromAllGroups();
for( i = 0; i < flat_breps.Count(); i++ )
{
CRhinoBrepObject* flat_obj = new CRhinoBrepObject( att );
flat_obj->SetBrep( flat_breps[i] );
if( !context.m_doc.AddObject(flat_obj) )
delete flat_obj; // Don't leak...
}
}
}
delete p3dBrep; // Don't leak...
}
context.m_doc.Redraw();
return CRhinoCommand::success;
}
