mirror of
https://github.com/kwsch/PKHeX
synced 2024-12-13 22:22:34 +00:00
4f7e34dd47
Slap in friend safari at the end during object construction; saves about 1KB of allocation on startup (lol) Change internal array types to match object types, similar to other encounter-generation definitions.
118 lines
3.9 KiB
C#
118 lines
3.9 KiB
C#
using System;
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using System.Collections.Generic;
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namespace PKHeX.Core
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{
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/// <inheritdoc />
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/// <summary>
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/// <see cref="GameVersion.XY"/> encounter area
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/// </summary>
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public sealed class EncounterArea6XY : EncounterArea
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{
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public static EncounterArea6XY[] GetAreas(byte[][] input, GameVersion game, EncounterArea6XY safari)
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{
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var result = new EncounterArea6XY[input.Length + 1];
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for (int i = 0; i < input.Length; i++)
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result[i] = new EncounterArea6XY(input[i], game);
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result[result.Length - 1] = safari;
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return result;
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}
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public EncounterArea6XY(ICollection<int> species) : base(GameVersion.XY)
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{
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Location = 148;
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Type = SlotType.FriendSafari;
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var slots = new EncounterSlot6XY[species.Count];
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int ctr = 0;
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foreach (var s in species)
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slots[ctr++] = new EncounterSlot6XY(this, s, 0, 30, 30);
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// Find Vivillon and replace form to be region-random
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var idx = Array.FindIndex(slots, z => z.Species == (int)Species.Vivillon);
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slots[idx] = new EncounterSlot6XY(this, (int)Species.Vivillon, 30, 30, 30);
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Slots = slots;
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}
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private EncounterArea6XY(byte[] data, GameVersion game) : base(game)
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{
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Location = data[0] | (data[1] << 8);
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Type = (SlotType)data[2];
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Slots = ReadSlots(data);
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}
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private EncounterSlot6XY[] ReadSlots(byte[] data)
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{
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const int size = 4;
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int count = (data.Length - 4) / size;
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var slots = new EncounterSlot6XY[count];
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for (int i = 0; i < slots.Length; i++)
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{
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int offset = 4 + (size * i);
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ushort SpecForm = BitConverter.ToUInt16(data, offset);
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int species = SpecForm & 0x3FF;
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int form = SpecForm >> 11;
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int min = data[offset + 2];
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int max = data[offset + 3];
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slots[i] = new EncounterSlot6XY(this, species, form, min, max);
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}
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return slots;
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}
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private const int RandomForm = 31;
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private const int RandomFormVivillon = RandomForm - 1;
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public override IEnumerable<EncounterSlot> GetMatchingSlots(PKM pkm, IReadOnlyList<EvoCriteria> chain)
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{
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foreach (var slot in Slots)
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{
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foreach (var evo in chain)
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{
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if (slot.Species != evo.Species)
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continue;
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if (!slot.IsLevelWithinRange(pkm.Met_Level))
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break;
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if (slot.Form != evo.Form && slot.Form < RandomFormVivillon && !AltFormInfo.WildChangeFormAfter.Contains(slot.Species))
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{
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if (slot.Species != (int)Species.Flabébé)
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break;
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var maxLevel = slot.LevelMax;
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if (!ExistsPressureSlot(evo, ref maxLevel))
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break;
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if (maxLevel != pkm.Met_Level)
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break;
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yield return ((EncounterSlot6XY)slot).CreatePressureFormCopy(evo.Form);
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break;
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}
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yield return slot;
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break;
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}
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}
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}
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private bool ExistsPressureSlot(DexLevel evo, ref int level)
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{
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bool existsForm = false;
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foreach (var z in Slots)
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{
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if (z.Species != evo.Species)
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continue;
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if (z.Form == evo.Form)
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continue;
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if (z.LevelMax < level)
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continue;
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level = z.LevelMax;
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existsForm = true;
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}
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return existsForm;
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}
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}
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}
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