Calibration_Michel.R

Calibration_Michel <- function(InputsModel, 
                               RunOptions, 
                               InputsCrit, 
                               CalibOptions,
                               FUN_MOD, 
                               FUN_CRIT,           # deprecated
                               FUN_TRANSFO = NULL, 
                               verbose = TRUE) {
  
  
  FUN_MOD  <- match.fun(FUN_MOD)
  if (!missing(FUN_CRIT)) {
    FUN_CRIT <- match.fun(FUN_CRIT)
  }
  if (!is.null(FUN_TRANSFO)) {
    FUN_TRANSFO <- match.fun(FUN_TRANSFO)
  }
  
  
  ##_____Arguments_check_____________________________________________________________________
  if (!inherits(InputsModel, "InputsModel")) {
    stop("InputsModel must be of class 'InputsModel'")
  }  
  if (!inherits(RunOptions, "RunOptions")) {
    stop("RunOptions must be of class 'RunOptions'")
  }  
  if (!inherits(InputsCrit, "InputsCrit")) {
    stop("InputsCrit must be of class 'InputsCrit'")
  }
  if (inherits(InputsCrit, "Multi")) {
    stop("InputsCrit must be of class 'Single' or 'Compo'")
  }
  if (inherits(InputsCrit, "Single")) {
    listVarObs <- InputsCrit$varObs
  }
  if (inherits(InputsCrit, "Compo")) {
    listVarObs <- sapply(InputsCrit, FUN = "[[", "varObs")
  }
  if ("SCA" %in% listVarObs & !"Gratio" %in% RunOptions$Outputs_Cal) {
    warning("Missing 'Gratio' is automatically added to 'Output_Cal' in 'RunOptions' as it is necessary in the objective function for comparison with SCA")
    RunOptions$Outputs_Cal <- c(RunOptions$Outputs_Cal, "Gratio")
  }
  if ("SWE" %in% listVarObs & !"SnowPack" %in% RunOptions$Outputs_Cal) {
    warning("Missing 'SnowPack' is automatically added to 'Output_Cal' in 'RunOptions' as it is necessary in the objective function for comparison with SWE")
    RunOptions$Outputs_Cal <- c(RunOptions$Outputs_Cal, "SnowPack")
  }
  if (!inherits(CalibOptions, "CalibOptions")) {
    stop("CalibOptions must be of class 'CalibOptions'")
  }  
  if (!inherits(CalibOptions, "HBAN")) {
    stop("CalibOptions must be of class 'HBAN' if Calibration_Michel is used")
  }
  if (!missing(FUN_CRIT)) {
    warning("argument 'FUN_CRIT' is deprecated. The error criterion function is now automatically get from the 'InputsCrit' object")
  }  
  
  
  ##_check_FUN_TRANSFO
  if (is.null(FUN_TRANSFO)) {
    if (identical(FUN_MOD, RunModel_GR4H         )) {
      FUN_TRANSFO <- TransfoParam_GR4H
    }
    if (identical(FUN_MOD, RunModel_GR4J         )) {
      FUN_TRANSFO <- TransfoParam_GR4J
    }
    if (identical(FUN_MOD, RunModel_GR5J         )) {
      FUN_TRANSFO <- TransfoParam_GR5J
    }
    if (identical(FUN_MOD, RunModel_GR6J         )) {
      FUN_TRANSFO <- TransfoParam_GR6J