public static void InsertObj(byte[] obj, int replace)
{
int f = RomUtils.GetFileIndexForWriting(OBJECT_TABLE);
int basea = OBJECT_TABLE - RomData.MMFileList[f].Addr;
uint replaceaddr = ReadWriteUtils.Arr_ReadU32(RomData.MMFileList[f].Data, basea + (replace * 8));
int objf = RomData.MMFileList.FindIndex(u => u.Addr == replaceaddr);
if (objf == -1)
{
return;
}
;
if (obj.Length > (RomData.MMFileList[objf].End - RomData.MMFileList[objf].Addr))
{
MMFile newfile = new MMFile();
newfile.Addr = RomData.MMFileList[RomData.MMFileList.Count - 1].End;
newfile.End = newfile.Addr + obj.Length;
newfile.IsCompressed = true;
newfile.WasEdited = true;
newfile.Data = obj;
RomData.MMFileList[objf].Cmp_Addr = -1;
RomData.MMFileList[objf].Cmp_End = -1;
RomData.MMFileList[objf].Data = null;
RomData.MMFileList[objf].IsCompressed = false;
RomData.MMFileList.Add(newfile);
ReadWriteUtils.Arr_WriteU32(RomData.MMFileList[f].Data, basea + (replace * 8), (uint)newfile.Addr);
ReadWriteUtils.Arr_WriteU32(RomData.MMFileList[f].Data, basea + (replace * 8) + 4, (uint)newfile.End);
}
else
{
RomData.MMFileList[objf].Data = obj;
RomData.MMFileList[objf].WasEdited = true;
}
}
public static void ReenableNightBGM()
{
// summary: there is a scene header which has a single byte that determines what plays at night, setting to 13 re-enables BGM at night
// since scene table is only read previously on enemizer, if not loaded we have to load now
if (RomData.SceneList == null)
{
ReadSceneTable();
}
// TODO since this is static, it can be moved
var TargetSceneEnums = new GameObjects.Scene[]
{
GameObjects.Scene.TerminaField,
GameObjects.Scene.RoadToSouthernSwamp,
GameObjects.Scene.SouthernSwamp,
GameObjects.Scene.SouthernSwampClear,
GameObjects.Scene.PathToMountainVillage,
GameObjects.Scene.MountainVillage,
GameObjects.Scene.MountainVillageSpring,
GameObjects.Scene.TwinIslands,
GameObjects.Scene.TwinIslandsSpring,
GameObjects.Scene.GoronRacetrack,
GameObjects.Scene.GoronVillage,
GameObjects.Scene.GoronVillageSpring,
GameObjects.Scene.PathToSnowhead,
GameObjects.Scene.Snowhead,
GameObjects.Scene.MilkRoad,
GameObjects.Scene.GreatBayCoast,
GameObjects.Scene.PinnacleRock,
GameObjects.Scene.ZoraCape,
GameObjects.Scene.WaterfallRapids,
GameObjects.Scene.RoadToIkana,
GameObjects.Scene.IkanaCanyon,
GameObjects.Scene.EastClockTown,
GameObjects.Scene.WestClockTown,
GameObjects.Scene.NorthClockTown,
GameObjects.Scene.SouthClockTown,
GameObjects.Scene.LaundryPool,
GameObjects.Scene.Woodfall,
}.ToList();
foreach (var SceneEnum in TargetSceneEnums)
{
ReenableNightBGMSingle(RomData.SceneList.Find(u => u.Number == SceneEnum.Id()).File);
}
// Kamaro the dancing ghost in Termina Field breaks night music
// he calls a function that sets an unknown actor flag unk39 & 20, he calls this function per frame from multiple places
// if we nop it his music never plays, and might music is never interupted by him
var kamaroFID = 593; //GameObjects.Actor.En_Yb.FileListIndex();
RomUtils.CheckCompressed(kamaroFID);
var kamaroData = RomData.MMFileList[kamaroFID].Data;
// null function call to func_800B9084 -> NOP
ReadWriteUtils.Arr_WriteU32(kamaroData, 0x618, 0x00000000);
}
private static void UpdateFileTable(byte[] ROM)
{
for (int i = 0; i < RomData.MMFileList.Count; i++)
{
int offset = FILE_TABLE + (i * 16);
ReadWriteUtils.Arr_WriteU32(ROM, offset, (uint)RomData.MMFileList[i].Addr);
ReadWriteUtils.Arr_WriteU32(ROM, offset + 4, (uint)RomData.MMFileList[i].End);
ReadWriteUtils.Arr_WriteU32(ROM, offset + 8, (uint)RomData.MMFileList[i].Cmp_Addr);
ReadWriteUtils.Arr_WriteU32(ROM, offset + 12, (uint)RomData.MMFileList[i].Cmp_End);
}
}
private static void FixCRC(byte[] ROM)
{
// reference: http://n64dev.org/n64crc.html
uint[] CRC = new uint[2];
uint seed = 0xDF26F436;
uint t1, t2, t3, t4, t5, t6, r, d;
int i = 0x1000;
t1 = t2 = t3 = t4 = t5 = t6 = seed;
while (i < 0x101000)
{
d = ReadWriteUtils.Arr_ReadU32(ROM, i);
if ((t6 + d) < t6)
{
t4++;
}
t6 += d;
t3 ^= d;
r = (d << (byte)(d & 0x1F)) | (d >> (byte)(32 - (d & 0x1F)));
t5 += r;
if (t2 < d)
{
t2 ^= (t6 ^ d);
}
else
{
t2 ^= r;
}
t1 += (ReadWriteUtils.Arr_ReadU32(ROM, 0x750 + (i & 0xFF)) ^ d);
i += 4;
}
CRC[0] = t6 ^ t4 ^ t3;
CRC[1] = t5 ^ t2 ^ t1;
ReadWriteUtils.Arr_WriteU32(ROM, 16, CRC[0]);
ReadWriteUtils.Arr_WriteU32(ROM, 20, CRC[1]);
}
// gets passed RomData.SequenceList in Builder.cs::WriteAudioSeq
public static void RebuildAudioSeq(List <SequenceInfo> SequenceList, OutputSettings _settings)
{
// spoiler log output DEBUG
StringBuilder log = new StringBuilder();
void WriteOutput(string str)
{
Debug.WriteLine(str); // we still want debug output though
log.AppendLine(str);
}
List <MMSequence> OldSeq = new List <MMSequence>();
int f = RomUtils.GetFileIndexForWriting(Addresses.SeqTable);
int basea = RomData.MMFileList[f].Addr;
for (int i = 0; i < 128; i++)
{
MMSequence entry = new MMSequence();
if (i == 0x1E) // intro music when link gets ambushed
{
entry.Addr = 2;
OldSeq.Add(entry);
continue;
}
int entryaddr = Addresses.SeqTable + (i * 16);
entry.Addr = (int)ReadWriteUtils.Arr_ReadU32(RomData.MMFileList[f].Data, entryaddr - basea);
var size = (int)ReadWriteUtils.Arr_ReadU32(RomData.MMFileList[f].Data, (entryaddr - basea) + 4);
if (size > 0)
{
entry.Data = new byte[size];
Array.Copy(RomData.MMFileList[4].Data, entry.Addr, entry.Data, 0, entry.Size);
}
else
{
int j = SequenceList.FindIndex(u => u.Replaces == i);
if (j != -1)
{
if ((entry.Addr > 0) && (entry.Addr < 128))
{
if (SequenceList[j].Replaces != 0x28) // 28 (fairy fountain)
{
SequenceList[j].Replaces = entry.Addr;
}
else
{
entry.Data = OldSeq[0x18].Data;
}
}
}
}
OldSeq.Add(entry);
}
List <MMSequence> NewSeq = new List <MMSequence>();
int addr = 0;
byte[] NewAudioSeq = new byte[0];
for (int i = 0; i < 128; i++)
{
MMSequence newentry = new MMSequence();
if (OldSeq[i].Size == 0)
{
newentry.Addr = OldSeq[i].Addr;
}
else
{
newentry.Addr = addr;
}
if (SequenceList.FindAll(u => u.Replaces == i).Count > 1)
{
WriteOutput("Error: Slot " + i.ToString("X") + " has multiple songs pointing at it!");
}
int p = RomData.PointerizedSequences.FindIndex(u => u.PreviousSlot == i);
int j = SequenceList.FindIndex(u => u.Replaces == i);
if (p != -1)
{
// found song we want to pointerize
newentry.Addr = RomData.PointerizedSequences[p].Replaces;
}
else if (j != -1)
{
// new song to replace old slot found
if (SequenceList[j].MM_seq != -1)
{
newentry.Data = OldSeq[SequenceList[j].MM_seq].Data;
WriteOutput("Slot " + i.ToString("X2") + " -> " + SequenceList[j].Name);
}
else if (SequenceList[j].SequenceBinaryList != null && SequenceList[j].SequenceBinaryList.Count > 0)
{
if (SequenceList[j].SequenceBinaryList.Count > 1)
{
WriteOutput("Warning: writing song with multiple sequence/bank combos, selecting first available");
}
newentry.Data = SequenceList[j].SequenceBinaryList[0].SequenceBinary;
WriteOutput("Slot " + i.ToString("X2") + " := " + SequenceList[j].Name + " *");
}
else // non mm, load file and add
{
byte[] data;
if (File.Exists(SequenceList[j].Filename))
{
using (var reader = new BinaryReader(File.OpenRead(SequenceList[j].Filename)))
{
data = new byte[(int)reader.BaseStream.Length];
reader.Read(data, 0, data.Length);
}
}
else if (SequenceList[j].Name == nameof(Properties.Resources.mmr_f_sot))
{
data = Properties.Resources.mmr_f_sot;
}
else
{
throw new Exception("Music not found as file or built-in resource." + SequenceList[j].Filename);
}
// I think this checks if the sequence type is correct for MM
// because DB ripped sequences from SF64/SM64/MK64 without modifying them
if (data[1] != 0x20)
{
data[1] = 0x20;
}
newentry.Data = data;
WriteOutput("Slot " + i.ToString("X2") + " := " + SequenceList[j].Name);
}
}
else // not found, song wasn't touched by rando, just transfer over
{
newentry.Data = OldSeq[i].Data;
}
// if the sequence is not padded to 16 bytes, the DMA fails
// music can stop from playing and on hardware it will just straight crash
var Padding = 0x10 - newentry.Size % 0x10;
if (Padding != 0x10)
{
newentry.Data = newentry.Data.Concat(new byte[Padding]).ToArray();
}
NewSeq.Add(newentry);
// TODO is there not a better way to write this?
if (newentry.Data != null)
{
NewAudioSeq = NewAudioSeq.Concat(newentry.Data).ToArray();
}
addr += newentry.Size;
}
// discovered when MM-only music was fixed, if the audioseq is left in it's old spot
// audio quality is garbage, sounds like static
//if (addr > (RomData.MMFileList[4].End - RomData.MMFileList[4].Addr))
//else
//RomData.MMFileList[4].Data = NewAudioSeq;
int index = RomUtils.AppendFile(NewAudioSeq);
ResourceUtils.ApplyHack(Values.ModsDirectory, "reloc-audio");
RelocateSeq(index);
RomData.MMFileList[4].Data = new byte[0];
RomData.MMFileList[4].Cmp_Addr = -1;
RomData.MMFileList[4].Cmp_End = -1;
//update sequence index pointer table
f = RomUtils.GetFileIndexForWriting(Addresses.SeqTable);
for (int i = 0; i < 128; i++)
{
ReadWriteUtils.Arr_WriteU32(RomData.MMFileList[f].Data, (Addresses.SeqTable + (i * 16)) - basea, (uint)NewSeq[i].Addr);
ReadWriteUtils.Arr_WriteU32(RomData.MMFileList[f].Data, 4 + (Addresses.SeqTable + (i * 16)) - basea, (uint)NewSeq[i].Size);
}
//update inst sets used by each new seq
// this is NOT the audiobank, its the complementary instrument set value for each sequence
// IE, sequence 7 uses instrument set "10", we replaced it with sequnece ae which needs bank "23"
f = RomUtils.GetFileIndexForWriting(Addresses.InstSetMap);
basea = RomData.MMFileList[f].Addr;
for (int i = 0; i < 128; i++)
{
// huh? paddr? pointer? padding?
int paddr = (Addresses.InstSetMap - basea) + (i * 2) + 2;
int j = -1;
if (NewSeq[i].Size == 0) // pointer, we need to copy the instrumnet set from the destination
{
j = SequenceList.FindIndex(u => u.Replaces == NewSeq[i].Addr);
}
else
{
j = SequenceList.FindIndex(u => u.Replaces == i);
}
if (j != -1)
{
RomData.MMFileList[f].Data[paddr] = (byte)SequenceList[j].Instrument;
}
}
//// DEBUG spoiler log output
//String dir = Path.GetDirectoryName(_settings.OutputROMFilename);
//String path = $"{Path.GetFileNameWithoutExtension(_settings.OutputROMFilename)}";
//// spoiler log should already be written by the time we reach this far
//if (File.Exists(Path.Combine(dir, path + "_SpoilerLog.txt")))
// path += "_SpoilerLog.txt";
//else // TODO add HTML log compatibility
// path += "_SongLog.txt";
//using (StreamWriter sw = new StreamWriter(Path.Combine(dir, path), append: true))
//{
// sw.WriteLine(""); // spacer
// sw.Write(log);
//}
}
