public static List <ObjectData> Decode(byte[] data, int startOffset, int length)
{
var reader = new DataReader(data, startOffset, length);
var count = reader.ReadInt16();
var flags = reader.ReadInt16();
var stringOffset = reader.ReadInt32();
var objects = new List <ObjectData>(count);
for (int i = 0; i < count; i++)
{
var obj = new ObjectData();
int nameStringOffset = reader.ReadInt32();
obj.Name = GetString(reader, stringOffset + nameStringOffset);
short structSize = reader.ReadInt16(); // Size would be 20 if there isn't a stringoffsetarray, but usually 24 with an empty array
obj.I6 = reader.ReadInt16();
obj.Floats = new float[3];
obj.Floats[0] = reader.ReadFloat();
obj.Floats[1] = reader.ReadFloat();
obj.Floats[2] = reader.ReadFloat();
if (structSize > 20)
{
var props = new List <string>();
for (int o = 0; o < (structSize - 20) / 4; o++)
{
int propStringOffset = reader.ReadInt32();
if (propStringOffset == 0 && o == (structSize - 20) / 4 - 1)
{
// There is always a null at the end of the array
break;
}
props.Add(GetString(reader, stringOffset + propStringOffset));
}
obj.Properties = props;
}
objects.Add(obj);
}
return(objects);
}
public static List<ObjectData> Decode(byte[] data, int startOffset, int length)
{
var reader = new DataReader(data, startOffset, length);
var count = reader.ReadInt16();
var flags = reader.ReadInt16();
var stringOffset = reader.ReadInt32();
var objects = new List<ObjectData>(count);
for (int i = 0; i < count; i++)
{
var obj = new ObjectData();
int nameStringOffset = reader.ReadInt32();
obj.Name = GetString(reader, stringOffset + nameStringOffset);
short structSize = reader.ReadInt16(); // Size would be 20 if there isn't a stringoffsetarray, but usually 24 with an empty array
obj.I6 = reader.ReadInt16();
obj.Floats = new float[3];
obj.Floats[0] = reader.ReadFloat();
obj.Floats[1] = reader.ReadFloat();
obj.Floats[2] = reader.ReadFloat();
if (structSize > 20)
{
var props = new List<string>();
for (int o =0; o < (structSize-20)/4; o++)
{
int propStringOffset = reader.ReadInt32();
if (propStringOffset == 0 && o == (structSize - 20) / 4 - 1)
{
// There is always a null at the end of the array
break;
}
props.Add(GetString(reader, stringOffset + propStringOffset));
}
obj.Properties = props;
}
objects.Add(obj);
}
return objects;
}
public WorldData Decode(EngineVersion engineVersion, WorldTexFile texFile, ILogger log, byte[] data, int startOffset, int length)
{
WorldData worldData = new WorldData();
var reader = new DataReader(data, startOffset, length);
int numElements = reader.ReadInt32(); // 0
reader.Skip(12); // Skipping 3 ints
int numCols = reader.ReadInt32(); // x10
int numRows = reader.ReadInt32(); // x14
reader.Skip(12); // Skipping 3 ints // x18 x1c x20
int elementArrayStart = reader.ReadInt32(); // x24
reader.Skip(8); // Skipping 2 ints
int off38Cols = reader.ReadInt32();
int off38Rows = reader.ReadInt32();
int off38 = reader.ReadInt32();
reader.Skip(28);
int texll = reader.ReadInt32();
int texur = reader.ReadInt32();
int texX0 = texll % 100;
int texY0 = texll / 100;
int texX1 = texur % 100;
int texY1 = texur / 100;
reader.Skip(4);
int worldTexOffsetsOffset = reader.ReadInt32();
worldData.textureChunkOffsets = readTextureChunkOffsets(engineVersion, data, startOffset + worldTexOffsetsOffset, texX0, texY0, texX1+1, texY1);
worldData.worldElements = new List<WorldElement>(numElements);
for (int elementIdx = 0; elementIdx < numElements; ++elementIdx)
{
var element = new WorldElement();
if (EngineVersion.ReturnToArms == engineVersion)
{
reader.SetOffset(elementArrayStart + elementIdx * 0x3C);
}
else // Default to Dark Allience version
{
reader.SetOffset(elementArrayStart + elementIdx * 0x38);
}
int vifDataOffset = reader.ReadInt32();
if (EngineVersion.DarkAlliance == engineVersion)
{
int tex2 = reader.ReadInt32();
if (tex2 != 0) {
log.LogLine("Tex2=" + tex2);
}
}
int vifLen = reader.ReadInt32();
log.LogLine("-----------");
log.LogLine("vifdata: " + vifDataOffset + ", " + vifLen);
float x1 = reader.ReadFloat();
float y1 = reader.ReadFloat();
float z1 = reader.ReadFloat();
float x2 = reader.ReadFloat();
float y2 = reader.ReadFloat();
float z2 = reader.ReadFloat();
element.boundingBox = new Rect3D(x1, y1, z1, x2 - x1, y2 - y1, z2 - z1);
log.LogLine("Bounding Box: " + element.boundingBox.ToString());
int textureNum = reader.ReadInt32() / 0x40;
log.LogLine("Texture Num: " + textureNum);
int texCellxy = reader.ReadInt16();
int y = texCellxy / 100;
int x = texCellxy % 100;
if (EngineVersion.ReturnToArms == engineVersion)
{
x += texX0;
y += texY0;
}
if (textureNum != 0)
{
if (EngineVersion.ReturnToArms == engineVersion)
{
element.Texture = texFile.GetBitmapRTA(x, y, textureNum);
}
else
{
element.Texture = texFile.GetBitmap(worldData.textureChunkOffsets[y, x], textureNum);
}
}
if (element.Texture != null)
{
log.LogLine("Found in texture chunk: " + x + ", " + y);
}
var vifLogger = new StringLogger();
int texWidth = 100;
int texHeight = 100;
if (element.Texture != null)
{
texWidth = element.Texture.PixelWidth;
texHeight = element.Texture.PixelHeight;
}
byte nregs = data[startOffset + vifDataOffset + 0x10];
int vifStartOffset = (nregs + 2) * 0x10;
element.VifDataOffset = startOffset + vifDataOffset + vifStartOffset;
element.VifDataLength = vifLen*0x10 - vifStartOffset;
element.model = decodeModel(engineVersion, vifLogger, data, startOffset + vifDataOffset + vifStartOffset, vifLen * 0x10 - vifStartOffset, texWidth, texHeight);
if (EngineVersion.ReturnToArms == engineVersion)
{
int unk = reader.ReadInt16();
log.LogLine("Unknown: " + unk);
}
int posx = reader.ReadInt16();
int posy = reader.ReadInt16();
int posz = reader.ReadInt16();
log.LogLine("Position : " + posx + ", " + posy + ", " + posz);
element.pos = new Vector3D(posx / 16.0, posy / 16.0, posz / 16.0);
if (EngineVersion.ReturnToArms == engineVersion)
{
// Just a guess, maybe wrong.
element.pos = new Vector3D(posx / 16.0, posz / 16.0, posy / 16.0);
}
// I don't think RTA uses this flags scheme. From the data it looks like there are
// 2 shorts (or possibly floats) following.
int flags = reader.ReadInt32();
if ((flags & 0x01) == 0)
{
log.LogLine("Flags : " + HexUtil.formatHexUShort(flags & 0xFFFF));
element.cosAlpha = (flags >> 16) / 32767.0;
element.sinAlpha = reader.ReadInt16() / 32767.0;
log.LogLine("cos alpha : " + element.cosAlpha);
log.LogLine("sin alpha : " + element.sinAlpha);
log.LogLine("alpha(cos, sin): " + Math.Acos(element.cosAlpha) * 180.0 / Math.PI + ", " + Math.Asin(element.sinAlpha) * 180.0 / Math.PI);
element.usesRotFlags = false;
}
else
{
reader.ReadInt16(); // not necessary but makes the code more obvious.
log.LogLine("Flags : " + HexUtil.formatHex(flags));
element.xyzRotFlags = (flags >> 16) & 7;
element.usesRotFlags = true;
log.LogLine("Rot Flags : " + element.xyzRotFlags);
}
element.negYaxis = (flags & 0x40) == 0x40;
if (EngineVersion.ReturnToArms == engineVersion)
{
flags = 0;
element.usesRotFlags = true;
log.LogLine("Forcing flags to 0 until we know the format better");
}
worldData.worldElements.Add(element);
}
return worldData;
}
private WorldElement ReadWorldElement(EngineVersion engineVersion, WorldTexFile texFile, ILogger log, byte[] data, int startOffset, WorldData worldData, DataReader reader, int elementArrayStart, int texX0, int texY0, int elementIdx)
{
var element = new WorldElement();
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
reader.SetOffset(elementArrayStart + elementIdx * 0x3C);
}
else // Default to Dark Allience version
{
reader.SetOffset(elementArrayStart + elementIdx * 0x38);
}
var vifDataOffset = reader.ReadInt32();
if (EngineVersion.DarkAlliance == engineVersion)
{
var tex2 = reader.ReadInt32();
if (tex2 != 0)
{
log.LogLine("Tex2=" + tex2);
}
}
var vifLen = reader.ReadInt32();
log.LogLine("-----------");
log.LogLine("vifdata: " + vifDataOffset + ", " + vifLen);
var x1 = reader.ReadFloat();
var y1 = reader.ReadFloat();
var z1 = reader.ReadFloat();
var x2 = reader.ReadFloat();
var y2 = reader.ReadFloat();
var z2 = reader.ReadFloat();
element.boundingBox = new Rect3D(x1, y1, z1, x2 - x1, y2 - y1, z2 - z1);
log.LogLine("Bounding Box: " + element.boundingBox.ToString());
var textureNum = reader.ReadInt32() / 0x40;
log.LogLine("Texture Num: " + textureNum);
int texCellxy = reader.ReadInt16();
var y = texCellxy / 100;
var x = texCellxy % 100;
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
x += texX0;
y += texY0;
}
if (textureNum != 0 && texFile != null)
{
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
element.Texture = texFile.GetBitmapRTA(x, y, textureNum);
}
else
{
element.Texture = texFile.GetBitmap(worldData.textureChunkOffsets[y, x], textureNum);
}
}
if (element.Texture != null)
{
log.LogLine("Found in texture chunk: " + x + ", " + y);
}
var vifLogger = new StringLogger();
var texWidth = 100;
var texHeight = 100;
if (element.Texture != null)
{
texWidth = element.Texture.PixelWidth;
texHeight = element.Texture.PixelHeight;
}
var nregs = data[startOffset + vifDataOffset + 0x10];
var vifStartOffset = (nregs + 2) * 0x10;
element.VifDataOffset = startOffset + vifDataOffset + vifStartOffset;
element.VifDataLength = vifLen * 0x10 - vifStartOffset;
element.model = decodeModel(engineVersion, vifLogger, data, startOffset + vifDataOffset + vifStartOffset, vifLen * 0x10 - vifStartOffset, texWidth, texHeight);
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
int unk = reader.ReadInt16();
log.LogLine("Unknown: " + unk);
}
int posx = reader.ReadInt16();
int posy = reader.ReadInt16();
int posz = reader.ReadInt16();
log.LogLine("Position : " + posx + ", " + posy + ", " + posz);
element.pos = new Vector3D(posx / 16.0, posy / 16.0, posz / 16.0);
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
// Just a guess, maybe wrong.
element.pos = new Vector3D(posx / 16.0, posz / 16.0, posy / 16.0);
}
// I don't think RTA uses this flags scheme. From the data it looks like there are
// 2 shorts (or possibly floats) following.
var flags = reader.ReadInt32();
if ((flags & 0x01) == 0)
{
log.LogLine("Flags : " + HexUtil.formatHexUShort(flags & 0xFFFF));
element.cosAlpha = (flags >> 16) / 32767.0;
element.sinAlpha = reader.ReadInt16() / 32767.0;
log.LogLine("cos alpha : " + element.cosAlpha);
log.LogLine("sin alpha : " + element.sinAlpha);
log.LogLine("alpha(cos, sin): " + Math.Acos(element.cosAlpha) * 180.0 / Math.PI + ", " + Math.Asin(element.sinAlpha) * 180.0 / Math.PI);
element.usesRotFlags = false;
}
else
{
reader.ReadInt16(); // not necessary but makes the code more obvious.
log.LogLine("Flags : " + HexUtil.formatHex(flags));
element.xyzRotFlags = (flags >> 16) & 7;
element.usesRotFlags = true;
log.LogLine("Rot Flags : " + element.xyzRotFlags);
}
element.negYaxis = (flags & 0x40) == 0x40;
if (EngineVersion.ReturnToArms == engineVersion || EngineVersion.JusticeLeagueHeroes == engineVersion)
{
flags = 0;
element.usesRotFlags = true;
log.LogLine("Forcing flags to 0 until we know the format better");
}
return(element);
}
public WorldData Decode(EngineVersion engineVersion, WorldTexFile texFile, ILogger log, byte[] data, int startOffset, int length)
{
WorldData worldData = new WorldData();
var reader = new DataReader(data, startOffset, length);
int numElements = reader.ReadInt32(); // 0
reader.Skip(12); // Skipping 3 ints
int numCols = reader.ReadInt32(); // x10
int numRows = reader.ReadInt32(); // x14
reader.Skip(12); // Skipping 3 ints // x18 x1c x20
int elementArrayStart = reader.ReadInt32(); // x24
reader.Skip(8); // Skipping 2 ints
int off38Cols = reader.ReadInt32();
int off38Rows = reader.ReadInt32();
int off38 = reader.ReadInt32();
reader.Skip(28);
int texll = reader.ReadInt32();
int texur = reader.ReadInt32();
int texX0 = texll % 100;
int texY0 = texll / 100;
int texX1 = texur % 100;
int texY1 = texur / 100;
reader.Skip(4);
int worldTexOffsetsOffset = reader.ReadInt32();
worldData.textureChunkOffsets = readTextureChunkOffsets(engineVersion, data, startOffset + worldTexOffsetsOffset, texX0, texY0, texX1 + 1, texY1);
worldData.worldElements = new List <WorldElement>(numElements);
for (int elementIdx = 0; elementIdx < numElements; ++elementIdx)
{
var element = new WorldElement();
if (EngineVersion.ReturnToArms == engineVersion)
{
reader.SetOffset(elementArrayStart + elementIdx * 0x3C);
}
else // Default to Dark Allience version
{
reader.SetOffset(elementArrayStart + elementIdx * 0x38);
}
int vifDataOffset = reader.ReadInt32();
if (EngineVersion.DarkAlliance == engineVersion)
{
int tex2 = reader.ReadInt32();
if (tex2 != 0)
{
log.LogLine("Tex2=" + tex2);
}
}
int vifLen = reader.ReadInt32();
log.LogLine("-----------");
log.LogLine("vifdata: " + vifDataOffset + ", " + vifLen);
float x1 = reader.ReadFloat();
float y1 = reader.ReadFloat();
float z1 = reader.ReadFloat();
float x2 = reader.ReadFloat();
float y2 = reader.ReadFloat();
float z2 = reader.ReadFloat();
element.boundingBox = new Rect3D(x1, y1, z1, x2 - x1, y2 - y1, z2 - z1);
log.LogLine("Bounding Box: " + element.boundingBox.ToString());
int textureNum = reader.ReadInt32() / 0x40;
log.LogLine("Texture Num: " + textureNum);
int texCellxy = reader.ReadInt16();
int y = texCellxy / 100;
int x = texCellxy % 100;
if (EngineVersion.ReturnToArms == engineVersion)
{
x += texX0;
y += texY0;
}
if (textureNum != 0)
{
if (EngineVersion.ReturnToArms == engineVersion)
{
element.Texture = texFile.GetBitmapRTA(x, y, textureNum);
}
else
{
element.Texture = texFile.GetBitmap(worldData.textureChunkOffsets[y, x], textureNum);
}
}
if (element.Texture != null)
{
log.LogLine("Found in texture chunk: " + x + ", " + y);
}
var vifLogger = new StringLogger();
int texWidth = 100;
int texHeight = 100;
if (element.Texture != null)
{
texWidth = element.Texture.PixelWidth;
texHeight = element.Texture.PixelHeight;
}
byte nregs = data[startOffset + vifDataOffset + 0x10];
int vifStartOffset = (nregs + 2) * 0x10;
element.VifDataOffset = startOffset + vifDataOffset + vifStartOffset;
element.VifDataLength = vifLen * 0x10 - vifStartOffset;
element.model = decodeModel(engineVersion, vifLogger, data, startOffset + vifDataOffset + vifStartOffset, vifLen * 0x10 - vifStartOffset, texWidth, texHeight);
if (EngineVersion.ReturnToArms == engineVersion)
{
int unk = reader.ReadInt16();
log.LogLine("Unknown: " + unk);
}
int posx = reader.ReadInt16();
int posy = reader.ReadInt16();
int posz = reader.ReadInt16();
log.LogLine("Position : " + posx + ", " + posy + ", " + posz);
element.pos = new Vector3D(posx / 16.0, posy / 16.0, posz / 16.0);
if (EngineVersion.ReturnToArms == engineVersion)
{
// Just a guess, maybe wrong.
element.pos = new Vector3D(posx / 16.0, posz / 16.0, posy / 16.0);
}
// I don't think RTA uses this flags scheme. From the data it looks like there are
// 2 shorts (or possibly floats) following.
int flags = reader.ReadInt32();
if ((flags & 0x01) == 0)
{
log.LogLine("Flags : " + HexUtil.formatHexUShort(flags & 0xFFFF));
element.cosAlpha = (flags >> 16) / 32767.0;
element.sinAlpha = reader.ReadInt16() / 32767.0;
log.LogLine("cos alpha : " + element.cosAlpha);
log.LogLine("sin alpha : " + element.sinAlpha);
log.LogLine("alpha(cos, sin): " + Math.Acos(element.cosAlpha) * 180.0 / Math.PI + ", " + Math.Asin(element.sinAlpha) * 180.0 / Math.PI);
element.usesRotFlags = false;
}
else
{
reader.ReadInt16(); // not necessary but makes the code more obvious.
log.LogLine("Flags : " + HexUtil.formatHex(flags));
element.xyzRotFlags = (flags >> 16) & 7;
element.usesRotFlags = true;
log.LogLine("Rot Flags : " + element.xyzRotFlags);
}
element.negYaxis = (flags & 0x40) == 0x40;
if (EngineVersion.ReturnToArms == engineVersion)
{
flags = 0;
element.usesRotFlags = true;
log.LogLine("Forcing flags to 0 until we know the format better");
}
worldData.worldElements.Add(element);
}
return(worldData);
}
public static CutScene Decode(byte[] data, int startOffset, int length)
{
if (length == 0)
{
return(new CutScene());
}
var reader = new DataReader(data, startOffset, length);
var scene = new CutScene
{
flags = reader.ReadInt32(),
keyframeOffset = reader.ReadInt32(),
numKeyframes = reader.ReadInt32(),
characterBlockOffset = reader.ReadInt32(),
numCharacters = reader.ReadInt32()
};
reader.SetOffset(0x20);
scene.subtitles = reader.ReadZString();
reader.SetOffset(0x48);
scene.string48 = reader.ReadZString();
reader.SetOffset(0x70);
scene.scale = reader.ReadInt32();
scene.string74 = reader.ReadZString();
for (var c = 0; c < scene.numCharacters; ++c)
{
var character = new CutScene.Character();
var charOffset = scene.characterBlockOffset + c * 0x2C;
reader.SetOffset(charOffset);
character.extra0 = reader.ReadInt32();
character.extra4 = reader.ReadInt32();
character.name = reader.ReadZString();
reader.SetOffset(charOffset + 0x1C);
character.x = reader.ReadFloat();
character.y = reader.ReadFloat();
character.z = reader.ReadFloat();
character.s28 = reader.ReadInt16();
scene.cast.Add(character);
}
for (var kf = 0; kf < scene.numKeyframes; ++kf)
{
var keyframe = new CutScene.Keyframe();
var kfOffset = scene.keyframeOffset + kf * 0x14;
reader.SetOffset(kfOffset);
keyframe.time = reader.ReadFloat();
keyframe.actor = reader.ReadInt16();
keyframe.action = reader.ReadInt16();
keyframe.i8 = reader.ReadInt32();
keyframe.ic = reader.ReadInt32();
keyframe.i10 = reader.ReadInt32();
if (keyframe.actor == -100 && keyframe.action == 5)
{
reader.Rewind(12);
keyframe.f8 = reader.ReadFloat();
keyframe.fc = reader.ReadFloat();
keyframe.f10 = reader.ReadFloat();
}
scene.keyframes.Add(keyframe);
}
return(scene);
}