//--------------------------------------------------------- bool CPC_Drop_Attribute::On_Execute(void) { //------------------------------------------------- int *Features = (int *)Parameters("FIELDS")->asPointer(); int nFeatures = Parameters("FIELDS")->asInt (); if( !Features || nFeatures <= 0 ) { Error_Set(_TL("You must specify at least one attribute to drop!")); return( false ); } //----------------------------------------------------- CSG_PointCloud *pInput = Parameters("INPUT" )->asPointCloud(); CSG_PointCloud *pOutput = Parameters("OUTPUT")->asPointCloud(), Output; if( !pOutput || pOutput == pInput ) { pOutput = &Output; } pOutput->Create(pInput); //----------------------------------------------------- int i; std::set<int> setCols; std::set<int>::iterator it; setCols.clear(); for(i=0; i<nFeatures; i++) { setCols.insert(Features[i]); } for(i=0, it=setCols.begin(); it!=setCols.end(); i++, it++) { pOutput->Del_Field(*it - i); } //----------------------------------------------------- for(i=0; i<pInput->Get_Point_Count() && SG_UI_Process_Set_Progress(i, pInput->Get_Count()); i++) { pOutput->Add_Point(pInput->Get_X(i), pInput->Get_Y(i), pInput->Get_Z(i)); for(int j=0, k=0; j<pInput->Get_Attribute_Count(); j++, k++) { it = setCols.find(j + 3); if( it != setCols.end() ) { k--; continue; } switch (pInput->Get_Attribute_Type(j)) { default: pOutput->Set_Attribute(k, pInput->Get_Attribute(i, j)); break; case SG_DATATYPE_Date: case SG_DATATYPE_String: CSG_String sAttr; pInput->Get_Attribute(i, j, sAttr); pOutput->Set_Attribute(k, sAttr); break; } } } //----------------------------------------------------- if( pOutput == &Output ) { CSG_MetaData History = pInput->Get_History(); CSG_String Name = pInput->Get_Name (); pInput->Assign(pOutput); pInput->Get_History() = History; pInput->Set_Name(Name); Parameters("OUTPUT")->Set_Value(pInput); } else { pOutput->Fmt_Name("%s [%s]", pInput->Get_Name(), _TL("Dropped Attributes")); } //----------------------------------------------------- return( true ); }
//--------------------------------------------------------- bool CPointCloud_From_Text_File::On_Execute(void) { //----------------------------------------------------- CSG_File Stream; if( !Stream.Open(Parameters("FILE")->asString(), SG_FILE_R, false) ) { Error_Set(_TL("Unable to open input file!")); return( false ); } //----------------------------------------------------- int xField = Parameters("XFIELD")->asInt() - 1; int yField = Parameters("YFIELD")->asInt() - 1; int zField = Parameters("ZFIELD")->asInt() - 1; char Separator; switch( Parameters("SEPARATOR")->asInt() ) { default: Separator = '\t'; break; case 1: Separator = ' '; break; case 2: Separator = ','; break; } //----------------------------------------------------- CSG_String sLine; CSG_Strings Values; if( !Stream.Read_Line(sLine) ) { Error_Set(_TL("Empty file!")); return( false ); } if( Parameters("SKIP_HEADER")->asBool() ) // header contains field names { CSG_String_Tokenizer tokValues(sLine, Separator); // read each field name for later use while( tokValues.Has_More_Tokens() ) { Values += tokValues.Get_Next_Token(); } } else { Stream.Seek_Start(); } //----------------------------------------------------- CSG_PointCloud *pPoints = SG_Create_PointCloud(); pPoints->Set_Name(SG_File_Get_Name(Parameters("FILE")->asString(), false)); Parameters("POINTS")->Set_Value(pPoints); CSG_Array_Int Fields; //----------------------------------------------------- if( SG_UI_Get_Window_Main() ) { CSG_Parameters &Fields = *Parameters("FIELDSPECS")->asParameters(); int nFields = Fields.Get_Count() / 2; CSG_String Names, Types; for(int iField=0; iField<nFields; iField++) { Names += CSG_String::Format("%s;", Fields(CSG_String::Format("NAME%03d", iField))->asString()); Types += CSG_String::Format("%d;", Fields(CSG_String::Format("TYPE%03d", iField))->asInt ()); } Parameters("FIELDNAMES")->Set_Value(Names); Parameters("FIELDTYPES")->Set_Value(Types); } { TSG_Data_Type Type = SG_DATATYPE_Float; // default CSG_String_Tokenizer tokFields(Parameters("FIELDS" )->asString(), ";"); CSG_String_Tokenizer tokTypes (Parameters("FIELDTYPES")->asString(), ";"); CSG_String_Tokenizer tokNames (Parameters("FIELDNAMES")->asString(), ";"); while( tokFields.Has_More_Tokens() ) { int iField; if( !tokFields.Get_Next_Token().asInt(iField) || iField < 1 ) { Error_Set(_TL("Error parsing attribute field index")); return( false ); } Fields += iField - 1; CSG_String Name; if( tokNames.Has_More_Tokens() ) { Name = tokNames.Get_Next_Token(); Name.Trim(true); Name.Trim(false); } if( Name.is_Empty() ) { if( iField - 1 < Values.Get_Count() ) { Name = Values[iField - 1]; } else { Name.Printf("FIELD%02d", iField); } } if( tokTypes.Has_More_Tokens() ) { Get_Data_Type(Type, tokTypes.Get_Next_Token()); } pPoints->Add_Field(Name, Type); } } //----------------------------------------------------- Process_Set_Text(_TL("Importing data ...")); int nLines = 0; sLong Length = Stream.Length(); while( Stream.Read_Line(sLine) ) { nLines++; if( pPoints->Get_Count() % 10000 == 0 && !Set_Progress((double)Stream.Tell(), (double)Length) ) { return( true ); // user break } //------------------------------------------------- CSG_String_Tokenizer tokValues(sLine, Separator); Values.Clear(); while( tokValues.Has_More_Tokens() ) // read every column in this line and fill vector { Values += tokValues.Get_Next_Token(); } //------------------------------------------------- double x, y, z; if( xField >= Values.Get_Count() || !Values[xField].asDouble(x) || yField >= Values.Get_Count() || !Values[yField].asDouble(y) || zField >= Values.Get_Count() || !Values[zField].asDouble(z) ) { Message_Fmt("\n%s: %s [%d]", _TL("Warning"), _TL("Skipping misformatted line"), nLines); continue; } pPoints->Add_Point(x, y, z); //------------------------------------------------- for(int iAttribute=0; iAttribute<pPoints->Get_Attribute_Count(); iAttribute++) { if( Fields[iAttribute] >= Values.Get_Count() ) { pPoints->Set_NoData(3 + iAttribute); } else switch( pPoints->Get_Attribute_Type(iAttribute) ) { case SG_DATATYPE_String: pPoints->Set_Attribute(iAttribute, Values[Fields[iAttribute]]); break; default: { double Value; if( Values[Fields[iAttribute]].asDouble(Value) ) { pPoints->Set_Attribute(iAttribute, Value); } else { pPoints->Set_NoData(3 + iAttribute); } } break; } } } //----------------------------------------------------- DataObject_Set_Parameter(pPoints, "DISPLAY_VALUE_AGGREGATE", 3); // highest z DataObject_Set_Parameter(pPoints, "COLORS_TYPE" , 3); // graduated colors DataObject_Set_Parameter(pPoints, "METRIC_ATTRIB" , 2); // z attrib DataObject_Set_Parameter(pPoints, "METRIC_ZRANGE", pPoints->Get_Minimum(2), pPoints->Get_Maximum(2)); DataObject_Update(pPoints); //----------------------------------------------------- if( nLines > pPoints->Get_Count() ) { Message_Add(" ", true); Message_Fmt("%s: %d %s", _TL("Warning"), nLines - pPoints->Get_Count(), _TL("invalid points have been skipped")); } Message_Add(" ", true); Message_Fmt("%d %s", pPoints->Get_Count(), _TL("points have been imported with success")); return( true ); }