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RunModel_GR2M <- function(InputsModel,RunOptions,Param){
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NParam <- 2;
FortranOutputs <- .FortranOutputs(GR = "GR2M")$GR
##Arguments_check
if(inherits(InputsModel,"InputsModel")==FALSE){ stop("'InputsModel' must be of class 'InputsModel'") }
if(inherits(InputsModel,"monthly" )==FALSE){ stop("'InputsModel' must be of class 'monthly' ") }
if(inherits(InputsModel,"GR" )==FALSE){ stop("'InputsModel' must be of class 'GR' ") }
if(inherits(RunOptions,"RunOptions" )==FALSE){ stop("'RunOptions' must be of class 'RunOptions' ") }
if(inherits(RunOptions,"GR" )==FALSE){ stop("'RunOptions' must be of class 'GR' ") }
if(!is.vector(Param) | !is.numeric(Param)){ stop("'Param' must be a numeric vector") }
if(sum(!is.na(Param))!=NParam){ stop(paste("'Param' must be a vector of length ",NParam," and contain no NA",sep="")) }
Param <- as.double(Param);
Param_X1X2_threshold <- 1e-2
if (Param[1L] < Param_X1X2_threshold) {
warning(sprintf("Param[1] (X1: production store capacity [mm]) < %.2f\n X1 set to %.2f", Param_X1X2_threshold, Param_X1X2_threshold))
Param[1L] <- Param_X1X2_threshold
}
if (Param[2L] < Param_X1X2_threshold) {
warning(sprintf("Param[2] (X2: routing store capacity [mm]) < %.2f\n X2 set to %.2f", Param_X1X2_threshold, Param_X1X2_threshold))
Param[2L] <- Param_X1X2_threshold
}
##Input_data_preparation
if(identical(RunOptions$IndPeriod_WarmUp,as.integer(0))){ RunOptions$IndPeriod_WarmUp <- NULL; }
IndPeriod1 <- c(RunOptions$IndPeriod_WarmUp,RunOptions$IndPeriod_Run);
LInputSeries <- as.integer(length(IndPeriod1))
if("all" %in% RunOptions$Outputs_Sim){ IndOutputs <- as.integer(1:length(FortranOutputs));
} else { IndOutputs <- which(FortranOutputs %in% RunOptions$Outputs_Sim); }
##Output_data_preparation
IndPeriod2 <- (length(RunOptions$IndPeriod_WarmUp)+1):LInputSeries;
ExportDatesR <- "DatesR" %in% RunOptions$Outputs_Sim;
ExportStateEnd <- "StateEnd" %in% RunOptions$Outputs_Sim;
##Use_of_IniResLevels
if(!is.null(RunOptions$IniResLevels)){
RunOptions$IniStates[1] <- RunOptions$IniResLevels[1]*Param[1]; ### production store level (mm)
RunOptions$IniStates[2] <- RunOptions$IniResLevels[2]*Param[2]; ### routing store level (mm)
}
##Call_fortan
RESULTS <- .Fortran("frun_gr2M",PACKAGE="airGR",
##inputs
LInputs=LInputSeries, ### length of input and output series
InputsPrecip=InputsModel$Precip[IndPeriod1], ### input series of total precipitation [mm/month]
InputsPE=InputsModel$PotEvap[IndPeriod1], ### input series potential evapotranspiration [mm/month]
NParam=as.integer(length(Param)), ### number of model parameter
Param=Param, ### parameter set
NStates=as.integer(length(RunOptions$IniStates)), ### number of state variables used for model initialising
StateStart=RunOptions$IniStates, ### state variables used when the model run starts
NOutputs=as.integer(length(IndOutputs)), ### number of output series
IndOutputs=IndOutputs, ### indices of output series
##outputs
Outputs=matrix(as.double(-999.999),nrow=LInputSeries,ncol=length(IndOutputs)), ### output series [mm]
StateEnd=rep(as.double(-999.999),length(RunOptions$IniStates)) ### state variables at the end of the model run
)
RESULTS$Outputs [round(RESULTS$Outputs ,3)==(-999.999)] <- NA;
RESULTS$StateEnd[round(RESULTS$StateEnd,3)==(-999.999)] <- NA;
if (ExportStateEnd) {
RESULTS$StateEnd <- CreateIniStates(FUN_MOD = RunModel_GR2M, InputsModel = InputsModel,
ProdStore = RESULTS$StateEnd[1L], RoutStore = RESULTS$StateEnd[2L], ExpStore = NULL,
UH1 = NULL, UH2 = NULL,
GCemaNeigeLayers = NULL, eTGCemaNeigeLayers = NULL,
verbose = FALSE)
}
##Output_data_preparation
##OutputsModel_only
if(ExportDatesR==FALSE & ExportStateEnd==FALSE){
OutputsModel <- lapply(seq_len(RESULTS$NOutputs), function(i) RESULTS$Outputs[IndPeriod2,i]);
names(OutputsModel) <- FortranOutputs[IndOutputs]; }
##DatesR_and_OutputsModel_only
if(ExportDatesR==TRUE & ExportStateEnd==FALSE){
OutputsModel <- c( list(InputsModel$DatesR[RunOptions$IndPeriod_Run]),
lapply(seq_len(RESULTS$NOutputs), function(i) RESULTS$Outputs[IndPeriod2,i]) );
names(OutputsModel) <- c("DatesR",FortranOutputs[IndOutputs]); }
##OutputsModel_and_SateEnd_only
if(ExportDatesR==FALSE & ExportStateEnd==TRUE){
OutputsModel <- c( lapply(seq_len(RESULTS$NOutputs), function(i) RESULTS$Outputs[IndPeriod2,i]),
list(RESULTS$StateEnd) );
names(OutputsModel) <- c(FortranOutputs[IndOutputs],"StateEnd"); }
##DatesR_and_OutputsModel_and_SateEnd
if((ExportDatesR==TRUE & ExportStateEnd==TRUE) | "all" %in% RunOptions$Outputs_Sim){
OutputsModel <- c( list(InputsModel$DatesR[RunOptions$IndPeriod_Run]),
lapply(seq_len(RESULTS$NOutputs), function(i) RESULTS$Outputs[IndPeriod2,i]),
list(RESULTS$StateEnd) );
names(OutputsModel) <- c("DatesR",FortranOutputs[IndOutputs],"StateEnd"); }
##End
rm(RESULTS);
class(OutputsModel) <- c("OutputsModel","monthly","GR");
return(OutputsModel);