CRhinoCommand::result CCommandSamplePolyline::RunCommand( const CRhinoCommandContext& context )
{
CRhinoCommand::result rc = CRhinoCommand::nothing;
ON_Polyline pline;
if( context.IsInteractive() )
{
// Our way...
CGetPolylinePoints gp;
int count = gp.GetPoints();
if( count > 1 )
{
pline = gp.m_point_array;
if( pline.IsValid() )
rc = CRhinoCommand::success;
}
}
else
{
// The Rhino way...
CArgsRhinoGetPolyline args;
args.SetFirstPointPrompt( L"Start of polyline" );
args.SetSecondPointPrompt( L"Next point of polyline" );
rc = RhinoGetPolyline( args, pline );
}
if( rc == CRhinoCommand::success )
{
context.m_doc.AddCurveObject( pline );
context.m_doc.Redraw();
}
return rc;
}
RH_C_FUNCTION ON_SimpleArray<ON_Polyline*>* ON_Intersect_MeshMesh1(const ON_Mesh* pConstMeshA, const ON_Mesh* pConstMeshB, int* polyline_count, double tolerance)
{
ON_SimpleArray<ON_Polyline*>* rc = NULL;
if( polyline_count ) *polyline_count = 0;
if( pConstMeshA && pConstMeshB && polyline_count )
{
ON_ClassArray<ON_MMX_Polyline> plines;
ON_ClassArray<ON_MMX_Polyline> overlapplines;
if(::ON_MeshMeshIntersect(pConstMeshA, pConstMeshB, plines, overlapplines, tolerance, tolerance))
{
rc = new ON_SimpleArray<ON_Polyline*>();
for( int i=0; i<plines.Count(); i++ )
{
ON_Polyline* pl = new ON_Polyline();
const ON_MMX_Polyline& mmxpoly = plines[i];
int c = mmxpoly.Count();
for( int j=0; j<c; j++ )
pl->Append(mmxpoly[j].m_A.m_P);
pl->Clean(ON_ZERO_TOLERANCE);
if( !pl->IsValid() )
{
delete pl;
continue;
}
rc->Append(pl);
}
for( int i=0; i<overlapplines.Count(); i++ )
{
ON_Polyline* pl = new ON_Polyline();
const ON_MMX_Polyline& mmxpoly = overlapplines[i];
int c = mmxpoly.Count();
for( int j=0; i<c; i++ )
pl->Append(mmxpoly[j].m_A.m_P);
pl->Clean(ON_ZERO_TOLERANCE);
if( !pl->IsValid() )
{
delete pl;
continue;
}
rc->Append(pl);
}
*polyline_count = rc->Count();
}
}
return rc;
}