Add daily changing pokemon in Great Marsh (dppt)

add batch encounterarea generation function

PKHeX/Legality/Core.cs

@@ -499,6 +499,8 @@ namespace PKHeX.Core
                 var Pt_Slots = getEncounterTables(GameVersion.Pt);
                 var HG_Slots = getEncounterTables(GameVersion.HG);
                 var SS_Slots = getEncounterTables(GameVersion.SS);
+                var DP_GreatMarshAlt = EncounterArea.getSimpleEncounterArea(DP_GreatMarshAlt_Speices, new[] {22,22, 24,24, 26,26}, 52, SlotType.Grass_Safari);
+                var Pt_GreatMarshAlt = EncounterArea.getSimpleEncounterArea(Pt_GreatMarshAlt_Speices, new[] {27,30}, 52, SlotType.Grass_Safari);
                 var DP_Trophy = EncounterArea.getTrophyArea(TrophyDP, new[] {16, 18});
                 var Pt_Trophy = EncounterArea.getTrophyArea(TrophyPt, new[] {22, 22});
                 var HG_Headbutt_Slots = EncounterArea.getArray4HGSS_Headbutt(Data.unpackMini(Resources.encunters_hb_hg, "hg"));
@@ -533,9 +535,9 @@ namespace PKHeX.Core
                 MarkG4SlotsGreatMarsh(ref P_Slots, 52);
                 MarkG4SlotsGreatMarsh(ref Pt_Slots, 52);
 
-                SlotsD = addExtraTableSlots(D_Slots, D_HoneyTrees_Slots, SlotsDPPPtAlt, DP_Trophy);
+                SlotsD = addExtraTableSlots(D_Slots, D_HoneyTrees_Slots, DP_GreatMarshAlt, SlotsDPPPtAlt, DP_Trophy);
-                SlotsP = addExtraTableSlots(P_Slots, P_HoneyTrees_Slots, SlotsDPPPtAlt, DP_Trophy);
+                SlotsP = addExtraTableSlots(P_Slots, P_HoneyTrees_Slots, DP_GreatMarshAlt, SlotsDPPPtAlt, DP_Trophy);
-                SlotsPt = addExtraTableSlots(Pt_Slots, Pt_HoneyTrees_Slots, SlotsDPPPtAlt, Pt_Trophy);
+                SlotsPt = addExtraTableSlots(Pt_Slots, Pt_HoneyTrees_Slots, Pt_GreatMarshAlt, SlotsDPPPtAlt, Pt_Trophy);
                 SlotsHG = addExtraTableSlots(HG_Slots, HG_Headbutt_Slots, SlotsHGSSAlt);
                 SlotsSS = addExtraTableSlots(SS_Slots, SS_Headbutt_Slots, SlotsHGSSAlt);
 

PKHeX/Legality/Structures/EncounterArea.cs

@@ -890,6 +890,37 @@ namespace PKHeX.Core
             return new[] { new EncounterArea { Location = 68, Slots = l.ToArray() } };
         }
 
+        /// <summary>
+        /// Gets the encounter areas for species with same level range and same slottype at same location
+        /// </summary>
+        /// <param name="species">List of species that exist in the Area.</param>
+        /// <param name="lvls">Paired LevelMins and LevelMaxs of the encounter slots.</param>
+        /// <param name="location">Location index of the encounter area.</param>
+        /// <param name="t">Encounter slot type of the encounter area.</param>
+        /// <returns></returns>
+        public static EncounterArea[] getSimpleEncounterArea(IEnumerable<int> species, int[] lvls, int location, SlotType t)
+        {
+            var l = new List<EncounterSlot>();
+            // levels data not paired
+            if ((lvls.Length & 1) == 1)
+                return new[] { new EncounterArea { Location = location, Slots = l.ToArray() } };
+
+            foreach (var s in species)
+            {
+                for (int i = 0; i < lvls.Length;)
+                {
+                    l.Add(new EncounterSlot
+                    {
+                        LevelMin = lvls[i++],
+                        LevelMax = lvls[i++],
+                        Species = s,
+                        Type = t
+                    });
+                }
+            }
+            return new[] { new EncounterArea { Location = location, Slots = l.ToArray() } };
+        }
+
         public static EncounterArea[] getArray(byte[][] entries)
         {
             if (entries == null)

PKHeX/Legality/Tables4.cs

@@ -992,6 +992,20 @@ namespace PKHeX.Core
         private static int[] TrophyDP = {035, 039, 052, 113, 133, 137, 173, 174, 183, 298, 311, 312, 351, 438, 439, 440}; // Porygon
         private static int[] TrophyPt = {035, 039, 052, 113, 133, 132, 173, 174, 183, 298, 311, 312, 351, 438, 439, 440}; // Ditto
 
+        private static readonly int[] DP_GreatMarshAlt_Speices =
+        {
+            // Daily changing Pokemon are not in the raw data http://bulbapedia.bulbagarden.net/wiki/Great_Marsh
+            055,315,397,451,453,455,
+            183,194,195,298,399,400,        // Pre-National Pokédex
+            046,102,115,193,285,316,452,454 // Post-National Pokédex
+        };
+        private static readonly int[] Pt_GreatMarshAlt_Speices =
+        {
+            114,193,195,357,451,453,455,
+            194,                            // Pre-National Pokédex
+            046,102,115,285,316,352,452,454 // Post-National Pokédex
+        };
+
         private static readonly int[] Shellos_EastSeaLocation_DP =
         {
             28, // Route 213