deltat: added docu.

NEWS

@@ -6,11 +6,13 @@ Improvement
 Version 1.9.8 (15 October 2019):
 
    New features:
+     * Proj 4 to 6 API Migration
      * smooth/smooth9: added support for gridtype PROJECTION [Feature #9202]
      * Expr: added function rand(x)
      * Remap: added support for Gaussian reduced grids
      * trend, detrend: added parameter equal=false for unequal timesteps
-     * Proj 4 to 6 API Migration
+   New operators:
+     * deltat: difference between timesteps
    Fixed bugs:
      * Ydrunstat: fix seg. fault
 

OPERATORS

@@ -578,12 +578,12 @@ Operator catalog:
    Replacevalues setvals         Set list of old values to new values
    Replacevalues setrtoc         Set range to constant
    Replacevalues setrtoc2        Set range to constant others to constant2
-   Timsort       timsort         Sort over the time
    Vargen        const           Create a constant field
    Vargen        random          Create a field with random numbers
    Vargen        topo            Create a field with topography
    Vargen        seq             Create a time series
    Vargen        stdatm          Create values for pressure and temperature for hydrostatic atmosphere
+   Timsort       timsort         Sort over the time
    WindTrans     uvDestag        Destaggering of u/v wind components
    WindTrans     rotuvNorth      Rotate u/v wind to North pole.
    WindTrans     projuvLatLon    Cylindrical Equidistant projection

doc/tex/Modules

@@ -136,9 +136,10 @@ Afterburner   Miscellaneous
 Filter        Miscellaneous
 Gridcell      Miscellaneous
 Smooth        Miscellaneous
+Deltat        Miscellaneous
 Replacevalues Miscellaneous
-Timsort       Miscellaneous
 Vargen        Miscellaneous
+Timsort       Miscellaneous
 WindTrans     Miscellaneous
 Rotuv         Miscellaneous
 Mastrfu       Miscellaneous

doc/tex/mod/Deltat

+@BeginModule
+@Name      = Deltat
+@Title     = Difference between timesteps
+@Section   = Miscellaneous
+@Arguments = infile outfile
+@Operators = deltat
+
+@BeginDescription
+This operator computes the difference between each timestep.
+@EndDescription
+@EndModule
+@EndOperator

doc/tex/mod/Timsort

 @BeginModule
-@NewPage
 @Name      = Timsort
 @Title     = Timsort
 @Section   = Miscellaneous

doc/tex/mod/Vargen

 @BeginModule
+@NewPage
 @Name      = Vargen
 @Title     = Generate a field
 @Section   = Miscellaneous

src/module_list.h

@@ -41,7 +41,7 @@ static const module_t module_Cond2          = {Cond2          , Cond2Help
 static const module_t module_Condc          = {Condc          , CondcHelp         , CondcOperators          , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
 static const module_t module_Consecstat     = {Consecstat     , ConsecstatHelp    , ConsecstatOperators     , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
 static const module_t module_Copy           = {Copy           , CopyHelp          , CopyOperators           , EXPOSED  , CDI_REAL , -1 , 1     , NoRestriction };
-static const module_t module_Deltat         = {Deltat         , {}                , DeltatOperators         , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
+static const module_t module_Deltat         = {Deltat         , DeltatHelp        , DeltatOperators         , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
 static const module_t module_Deltime        = {Deltime        , {}                , DeltimeOperators        , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
 static const module_t module_Derivepar      = {Derivepar      , DeriveparHelp     , DeriveparOperators      , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };
 static const module_t module_Detrend        = {Detrend        , DetrendHelp       , DetrendOperators        , EXPOSED  , CDI_REAL , 1  , 1     , NoRestriction };

src/operator_help.h

@@ -4946,6 +4946,17 @@ static const std::vector<std::string> SmoothHelp = {
     "    weightR    FLOAT    Weight at the search radius, default weightR=0.25",
 };
 
+static const std::vector<std::string> DeltatHelp = {
+    "NAME",
+    "    deltat - Difference between timesteps",
+    "",
+    "SYNOPSIS",
+    "    deltat  infile outfile",
+    "",
+    "DESCRIPTION",
+    "    This operator computes the difference between each timestep.",
+};
+
 static const std::vector<std::string> ReplacevaluesHelp = {
     "NAME",
     "    setvals, setrtoc, setrtoc2 - Replace variable values",
@@ -4978,20 +4989,6 @@ static const std::vector<std::string> ReplacevaluesHelp = {
     "    c2                 FLOAT   New value - outside range",
 };
 
-static const std::vector<std::string> TimsortHelp = {
-    "NAME",
-    "    timsort - Timsort",
-    "",
-    "SYNOPSIS",
-    "    timsort  infile outfile",
-    "",
-    "DESCRIPTION",
-    "    Sorts the elements in ascending order over all timesteps for every field position.",
-    "    After sorting it is:",
-    "    ",
-    "    o(t_1,x) <= o(t_2,x)      forall (t_1<t_2),x",
-};
-
 static const std::vector<std::string> VargenHelp = {
     "NAME",
     "    const, random, topo, seq, stdatm - Generate a field",
@@ -5047,6 +5044,20 @@ static const std::vector<std::string> VargenHelp = {
     "    levels  FLOAT   Target levels in metre above surface",
 };
 
+static const std::vector<std::string> TimsortHelp = {
+    "NAME",
+    "    timsort - Timsort",
+    "",
+    "SYNOPSIS",
+    "    timsort  infile outfile",
+    "",
+    "DESCRIPTION",
+    "    Sorts the elements in ascending order over all timesteps for every field position.",
+    "    After sorting it is:",
+    "    ",
+    "    o(t_1,x) <= o(t_2,x)      forall (t_1<t_2),x",
+};
+
 static const std::vector<std::string> WindTransHelp = {
     "NAME",
     "    uvDestag, rotuvNorth, projuvLatLon - Wind Transformation",