2
0
Fork 0
mirror of https://github.com/kwsch/PKHeX synced 2024-12-23 02:43:13 +00:00
PKHeX/PKHeX.Core/Saves/Substructures/Gen7/QR7.cs

88 lines
2.8 KiB
C#
Raw Normal View History

using System;
using System.Collections.Generic;
using static System.Buffers.Binary.BinaryPrimitives;
namespace PKHeX.Core;
// anatomy of a QR7:
// u32 magic; // POKE
// u32 _0xFF;
// u32 box;
// u32 slot;
// u32 num_copies;
// u8 reserved[0x1C];
// u8 ek7[0x104];
// u8 dex_data[0x60];
// u16 crc16
// sizeof(QR7) == 0x1A2
2018-05-12 15:13:39 +00:00
/// <summary>
/// Generation 7 QR format (readable by the in-game QR Scanner feature)
/// </summary>
public static class QR7
{
private static readonly HashSet<ushort> GenderDifferences = new()
{
003, 012, 019, 020, 025, 026, 041, 042, 044, 045,
064, 065, 084, 085, 097, 111, 112, 118, 119, 123,
129, 130, 154, 165, 166, 178, 185, 186, 190, 194,
195, 198, 202, 203, 207, 208, 212, 214, 215, 217,
221, 224, 229, 232, 255, 256, 257, 267, 269, 272,
274, 275, 307, 308, 315, 316, 317, 322, 323, 332,
350, 369, 396, 397, 398, 399, 400, 401, 402, 403,
404, 405, 407, 415, 417, 418, 419, 424, 443, 444,
445, 449, 450, 453, 454, 456, 457, 459, 460, 461,
464, 465, 473, 521, 592, 593, 668, 678,
};
private static void GetRawQR(Span<byte> dest, ushort species, byte form, bool shiny, byte gender)
{
dest[..6].Fill(0xFF);
WriteUInt16LittleEndian(dest[0x28..], species);
var pi = PersonalTable.USUM.GetFormEntry(species, form);
bool biGender = false;
if (pi.OnlyMale)
gender = 0;
else if (pi.OnlyFemale)
gender = 1;
else if (pi.Genderless)
gender = 2;
else
biGender = !GenderDifferences.Contains(species);
dest[0x2A] = form;
dest[0x2B] = gender;
dest[0x2C] = shiny ? (byte)1 : (byte)0;
dest[0x2D] = biGender ? (byte)1 : (byte)0;
}
2018-07-29 20:27:48 +00:00
public static byte[] GenerateQRData(PK7 pk7, int box = 0, int slot = 0, int num_copies = 1)
{
if (box > 31)
box = 31;
if (slot > 29)
slot = 29;
if (box < 0)
box = 0;
if (slot < 0)
slot = 0;
if (num_copies < 0)
num_copies = 1;
byte[] data = new byte[0x1A2];
var span = data.AsSpan();
WriteUInt32LittleEndian(span, 0x454B4F50); // POKE magic
data[0x4] = 0xFF; // QR Type
WriteInt32LittleEndian(span[0x08..], box);
WriteInt32LittleEndian(span[0x0C..], slot);
WriteInt32LittleEndian(span[0x10..], num_copies); // No need to check max num_copies, payload parser handles it on-console.
pk7.EncryptedPartyData.CopyTo(span[0x30..]); // Copy in pokemon data
GetRawQR(span[0x140..], pk7.Species, pk7.Form, pk7.IsShiny, (byte)pk7.Gender);
var chk = Checksums.CRC16Invert(span[..0x1A0]);
WriteUInt16LittleEndian(span[0x1A0..], chk);
return data;
}
}