//--------------------------------------------------------- bool CGSGrid_Statistics_To_Table::On_Execute(void) { //----------------------------------------------------- CSG_Parameter_Grid_List *pGrids = Parameters("GRIDS")->asGridList(); if( pGrids->Get_Count() < 1 ) { Error_Set(_TL("no grids in selection")); return( false ); } //----------------------------------------------------- CSG_Table *pTable = Parameters("STATS")->asTable(); pTable->Destroy(); pTable->Set_Name(_TL("Statistics for Grids")); pTable->Add_Field(_TL("NAME"), SG_DATATYPE_String); if( Parameters("DATA_CELLS" )->asBool() ) pTable->Add_Field(_TL("DATA_CELLS" ), SG_DATATYPE_Int); if( Parameters("NODATA_CELLS")->asBool() ) pTable->Add_Field(_TL("NODATA_CELLS"), SG_DATATYPE_Int); if( Parameters("CELLSIZE" )->asBool() ) pTable->Add_Field(_TL("CELLSIZE" ), SG_DATATYPE_Double); if( Parameters("MEAN" )->asBool() ) pTable->Add_Field(_TL("MEAN" ), SG_DATATYPE_Double); if( Parameters("MIN" )->asBool() ) pTable->Add_Field(_TL("MIN" ), SG_DATATYPE_Double); if( Parameters("MAX" )->asBool() ) pTable->Add_Field(_TL("MAX" ), SG_DATATYPE_Double); if( Parameters("RANGE" )->asBool() ) pTable->Add_Field(_TL("RANGE" ), SG_DATATYPE_Double); if( Parameters("VAR" )->asBool() ) pTable->Add_Field(_TL("VAR" ), SG_DATATYPE_Double); if( Parameters("STDDEV" )->asBool() ) pTable->Add_Field(_TL("STDDEV" ), SG_DATATYPE_Double); if( Parameters("STDDEVLO" )->asBool() ) pTable->Add_Field(_TL("STDDEVLO" ), SG_DATATYPE_Double); if( Parameters("STDDEVHI" )->asBool() ) pTable->Add_Field(_TL("STDDEVHI" ), SG_DATATYPE_Double); if( Parameters("PCTL" )->asBool() ) pTable->Add_Field(_TL("PCTL" ), SG_DATATYPE_Double); if( pTable->Get_Field_Count() <= 1 ) { Error_Set(_TL("no parameter output specified")); return( false ); } double dRank = Parameters("PCTL")->asBool() ? Parameters("PCTL_VAL")->asDouble() : -1.0; //----------------------------------------------------- for(int i=0; i<pGrids->Get_Count() && Process_Get_Okay(); i++) { CSG_Grid *pGrid = pGrids->asGrid(i); CSG_Table_Record *pRecord = pTable->Add_Record(); pRecord->Set_Value("NAME" , pGrid->Get_Name()); pRecord->Set_Value("DATA_CELLS" , pGrid->Get_NCells() - pGrid->Get_NoData_Count()); pRecord->Set_Value("NODATA_CELLS", pGrid->Get_NoData_Count()); pRecord->Set_Value("CELLSIZE" , pGrid->Get_Cellsize()); pRecord->Set_Value("MEAN" , pGrid->Get_ArithMean()); pRecord->Set_Value("MIN" , pGrid->Get_ZMin()); pRecord->Set_Value("MAX" , pGrid->Get_ZMax()); pRecord->Set_Value("RANGE" , pGrid->Get_ZRange()); pRecord->Set_Value("VAR" , pGrid->Get_Variance()); pRecord->Set_Value("STDDEV" , pGrid->Get_StdDev()); pRecord->Set_Value("STDDEVLO" , pGrid->Get_ArithMean() - pGrid->Get_StdDev()); pRecord->Set_Value("STDDEVHI" , pGrid->Get_ArithMean() + pGrid->Get_StdDev()); if( dRank > 0.0 && dRank < 100.0 ) { pRecord->Set_Value("PCTL", pGrid->Get_Percentile(dRank)); // this is a time consuming operation } } if( dRank > 0.0 && dRank < 100.0 ) { pTable->Set_Field_Name(pTable->Get_Field_Count() - 1, CSG_String::Format(SG_T("%s%02d"), _TL("PCTL"), (int)dRank)); } return( true ); }