private bool TryReadCtrlPtsNodes(CaratReader reader)
{
if (!reader.Match("CTRL_PTS_NODES"))
{
return(false);
}
var id = reader.ReadInteger();
// TODO: process data
Console.WriteLine($"CTRL_PTS_NODES ID {id}");
while (!reader.EOF)
{
if (reader.Match("NODE_ID"))
{
var nodeId = reader.ReadInteger();
reader.Expect("W");
var w = reader.ReadDouble();
// TODO: process data
Console.WriteLine($" NODE_ID ID {id} WEIGHT {w}");
continue;
}
break;
}
return(true);
}
private bool TryReadCtrlPtsPar(CaratReader reader)
{
if (!reader.Match("CTRL_PTS_PAR"))
{
return(false);
}
var id = reader.ReadInteger();
// TODO: process data
Console.WriteLine($"CTRL_PTS_PAR ID {id}");
while (!reader.EOF)
{
if (reader.Match("CTRLPT_PAR_ID"))
{
var ctrlptParId = reader.ReadInteger();
// TODO: process data
Console.WriteLine($" CTRLPT_PAR_ID ID {ctrlptParId}");
continue;
}
break;
}
return(true);
}
private bool TryReadCtrlPtsParDef(CaratReader reader)
{
if (!reader.Match("CTRL_PTS_PAR_DEF"))
{
return(false);
}
// TODO: process data
Console.WriteLine($"CTRL_PTS_PAR_DEF");
while (!reader.EOF)
{
if (!reader.Match("CTRLPT_PAR"))
{
break;
}
var id = reader.ReadInteger();
var x = reader.ReadDouble();
var y = reader.ReadDouble();
var z = reader.ReadDouble();
// TODO: process data
Console.WriteLine($" CTRLPT_PAR ID {id} X {x} Y {y} Z {z}");
}
return(true);
}
private bool TryReadNdCoor(CaratReader reader)
{
if (!reader.Match("ND-COOR"))
{
return(false);
}
// TODO: process data
Console.WriteLine($"ND-COOR");
while (!reader.EOF)
{
if (!reader.Match("NODE"))
{
break;
}
var id = reader.ReadInteger();
var x = default(double);
var y = default(double);
var z = default(double);
while (!reader.EOF)
{
if (reader.Match("X"))
{
x = reader.ReadDouble();
continue;
}
if (reader.Match("Y"))
{
y = reader.ReadDouble();
continue;
}
if (reader.Match("Z"))
{
z = reader.ReadDouble();
continue;
}
break;
}
// TODO: process data
Console.WriteLine($" NODE ID {id} X {x} Y {y} Z {z}");
}
return(true);
}
private bool TryReadCoupPointGeo(CaratReader reader)
{
if (!reader.Match("COUP_POINT_GEO"))
{
return(false);
}
var value = reader.ReadInteger();
var u = reader.ReadDouble();
var v = reader.ReadDouble();
// TODO: process data
Console.WriteLine($"COUP_POINT_GEO U {u} V {v} ...");
return(true);
}
private bool TryReadEvalPoint(CaratReader reader)
{
if (!reader.Match("EVAL_POINT"))
{
return(false);
}
var value1 = reader.ReadInteger();
var value2 = reader.ReadInteger();
var u = reader.ReadDouble();
var v = reader.ReadDouble();
// TODO: process data
Console.WriteLine($"EVAL_POINT U {u} V {v} ...");
return(true);
}
private bool TryReadBrep(CaratReader reader)
{
if (!reader.Match("B_REP"))
{
return(false);
}
var id = reader.ReadInteger();
while (!reader.EOF)
{
if (reader.Match("B_REP_LOOP"))
{
var loopId = reader.ReadInteger();
var loopType = reader.ReadInteger();
// TODO: process data
Console.WriteLine($"B_REP_LOOP ID {loopId} TYPE {loopType}");
while (!reader.EOF)
{
if (reader.TryRead(out int trimId))
{
var orientation = reader.ReadBoolean();
// TODO: process data
Console.WriteLine($" TRIM ID {trimId} ORIENTATION {orientation}");
continue;
}
break;
}
continue;
}
break;
}
return(true);
}
private bool TryReadDeEleProp(CaratReader reader)
{
if (!reader.Match("DE_ELE_PROP"))
{
return(false);
}
var id = reader.ReadInteger();
var youngsmodulus = reader.ReadDouble();
var poisonsratio = reader.ReadDouble();
var alpha = reader.ReadDouble();
var density = reader.ReadDouble();
var type = reader.ReadString();
var thickness = reader.ReadDouble();
// TODO: process data
Console.WriteLine($"DE_ELE_PROP ID {id} ...");
return(true);
}
private bool TryReadNurbsPatchPar(CaratReader reader)
{
if (!reader.Match("NURBS_PATCH_PAR"))
{
return(false);
}
var id = reader.ReadInteger();
reader.Expect(":");
var ctrlPtsNodes = default(int?);
var nctrl = default(int?);
var pdeg = default(int?);
var uknot = default(List <double>);
if (reader.Match("NURBS_1D"))
{
while (!reader.EOF)
{
if (reader.Match("CTRL_PTS"))
{
reader.Expect("=");
reader.Expect("CTRL_PTS_PAR");
ctrlPtsNodes = reader.ReadInteger();
continue;
}
if (reader.Match("NCTRL"))
{
reader.Expect("=");
nctrl = reader.ReadInteger();
continue;
}
if (reader.Match("PDEG"))
{
reader.Expect("=");
pdeg = reader.ReadInteger();
continue;
}
if (reader.Match("UKNOT"))
{
reader.Expect("=");
uknot = reader.ReadDoubleList();
continue;
}
break;
}
}
else
{
throw reader.NewUnexpectedTokenException();
}
// TODO: process data
Console.WriteLine($"NURBS_PATCH_PAR ID {id} ...");
return(true);
}
private bool TryReadNurbsPatch(CaratReader reader)
{
if (!reader.Match("NURBS_PATCH"))
{
return(false);
}
var id = reader.ReadInteger();
reader.Expect(":");
var nctrl = default(int?);
var mctrl = default(int?);
var pdeg = default(int?);
var qdeg = default(int?);
var uknot = default(List <double>);
var vknot = default(List <double>);
var trimmingID = default(int?);
var addPar = default(int?);
if (reader.Match("NURBS_2D"))
{
while (!reader.EOF)
{
if (reader.Match("CTRL_PTS"))
{
reader.Expect("=");
reader.Expect("CTRL_PTS_NODES");
var ctrl_pts_nodes = reader.ReadInteger();
continue;
}
if (reader.Match("NCTRL"))
{
if (nctrl != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
nctrl = reader.ReadInteger();
continue;
}
if (reader.Match("MCTRL"))
{
if (mctrl != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
mctrl = reader.ReadInteger();
continue;
}
if (reader.Match("PDEG"))
{
if (pdeg != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
pdeg = reader.ReadInteger();
continue;
}
if (reader.Match("QDEG"))
{
if (qdeg != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
qdeg = reader.ReadInteger();
continue;
}
if (reader.Match("UKNOT"))
{
if (uknot != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
uknot = reader.ReadDoubleList();
continue;
}
if (reader.Match("VKNOT"))
{
if (vknot != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
vknot = reader.ReadDoubleList();
continue;
}
if (reader.Match("TRIMMING"))
{
if (trimmingID != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
reader.Expect("B_REP");
trimmingID = reader.ReadInteger();
continue;
}
if (reader.Match("ADD_PAR"))
{
if (addPar != null)
{
throw reader.NewDuplicateTokenException();
}
reader.Expect("=");
addPar = reader.ReadInteger();
continue;
}
break;
}
}
else
{
throw reader.NewUnexpectedTokenException();
}
// TODO: process data
Console.WriteLine($"NURBS_PATCH ID {id} NCTRL {nctrl} MCTRL {mctrl} ...");
return(true);
}
public static GeoRhino Load(string path)
{
var geoRhino = new GeoRhino();
var reader = CaratReader.FromFile(path);
while (!reader.EOF)
{
if (geoRhino.TryReadNdCoor(reader))
{
continue;
}
if (geoRhino.TryReadCtrlPtsParDef(reader))
{
continue;
}
if (geoRhino.TryReadNurbsPatch(reader))
{
continue;
}
if (geoRhino.TryReadCtrlPtsNodes(reader))
{
continue;
}
if (geoRhino.TryReadBrep(reader))
{
continue;
}
if (geoRhino.TryReadNurbsPatchPar(reader))
{
continue;
}
if (geoRhino.TryReadCtrlPtsPar(reader))
{
continue;
}
if (geoRhino.TryReadGpPointGeo(reader))
{
continue;
}
if (geoRhino.TryReadEvalPoint(reader))
{
continue;
}
if (geoRhino.TryReadCoupPointGeo(reader))
{
continue;
}
if (geoRhino.TryReadDeEleProp(reader))
{
continue;
}
if (reader.Match("end"))
{
continue;
}
throw reader.NewUnexpectedTokenException();
}
return(geoRhino);
}
