private bool ReadField(ObjectReader objectReader, Dictionary <MidiField, int> fieldValues, MidiField field)
{
switch (field)
{
case MidiField.End:
return(false);
case MidiField.MidiData:
ushort chunks = 2;
for (int i = 0; i <= chunks; i++)
{
var header = objectReader.ReadBytes(8);
Array.Reverse(header);
var dataLength = (int)BitConverter.ToUInt32(header, 0);
var data = objectReader.ReadBytes(dataLength);
if (i == 0)
{
Array.Reverse(data);
chunks = BitConverter.ToUInt16(data, 2);
}
}
return(true);
default:
fieldValues[field] = objectReader.ReadInt32();
return(true);
}
}
private static void ReadBitArray(ObjectReader objectReader, StringBuilder destination, AnimationField field, List <int> counts, int count)
{
var bits = new BitArray(objectReader.ReadBytes((int)Math.Ceiling(count / 8.0)));
bits.Length = count;
counts.Add(count);
destination.AppendLine(field.ToString());
destination.AppendLine($" [{bits.Length}]: {string.Join(string.Empty, bits.Cast<bool>().Select(b => b ? "1" : "0"))}");
}
// TODO needed?
//protected bool HasStructMember(string name)
//{
// return serializedType?.m_Nodes != null && serializedType.m_Nodes.Any(x => x.m_Name == name);
//}
//public string Dump()
//{
// reader.Reset();
// if (serializedType?.m_Nodes != null)
// {
// var sb = new StringBuilder();
// TypeTreeHelper.ReadTypeString(sb, serializedType.m_Nodes, reader);
// return sb.ToString();
// }
// return null;
//}
public byte[] GetRawData()
{
reader.Reset();
return(reader.ReadBytes((int)byteSize));
}
private bool ReadField(ObjectReader objectReader, Dictionary <TextureField, int> fieldValues, TextureField field)
{
switch (field)
{
case TextureField.End:
return(false);
case TextureField.JpegData:
using (var jpeg = new Bitmap(new MemoryStream(objectReader.ReadBytes(objectReader.ReadInt32()))))
{
m_Width = jpeg.Width;
m_Height = jpeg.Height;
var data = jpeg.LockBits(new Rectangle(0, 0, m_Width, m_Height), ImageLockMode.ReadOnly, jpeg.PixelFormat);
var strides = new byte[data.Stride * jpeg.Height];
Marshal.Copy(data.Scan0, strides, 0, strides.Length);
jpeg.UnlockBits(data);
var rgb = new byte[m_Width * m_Height * 4];
var index = 0;
for (int row = 0; row < m_Height; row++)
{
for (int column = 0; column < m_Width; column++)
{
var offset = (m_Height - row - 1) * data.Stride;
switch (jpeg.PixelFormat)
{
case PixelFormat.Format24bppRgb:
offset += column * 3;
rgb[index++] = strides[offset++];
rgb[index++] = strides[offset++];
rgb[index++] = strides[offset];
rgb[index++] = 255;
break;
case PixelFormat.Format8bppIndexed:
var colour = jpeg.Palette.Entries[strides[offset + column]];
rgb[index++] = colour.B;
rgb[index++] = colour.G;
rgb[index++] = colour.R;
rgb[index++] = colour.A;
break;
default:
throw new NotImplementedException();
}
}
}
_pixels = new MemoryStream(rgb);
image_data = new ResourceReader(new BinaryReader(_pixels), 0, rgb.Length);
}
return(true);
case TextureField.BmpColourTable:
_colours = objectReader.ReadUInt32Array(fieldValues[TextureField.Colours]);
return(true);
case TextureField.Tranparent:
_transparent = objectReader.ReadUInt32() | 0xff000000;
return(true);
case TextureField.BmpPixelData:
using (var memoryWriter = new BinaryWriter(_pixels = new MemoryStream(), Encoding.Default, true))
{
m_Width = fieldValues[TextureField.Width];
m_Height = fieldValues[TextureField.Height];
var bitsPerPixel = fieldValues[TextureField.BitsPerPixel];
var rowBytes = (int)Math.Ceiling((m_Width * bitsPerPixel) / 8.0) % 4;
for (int row = 0; row < m_Height; row++)
{
for (int column = 0; column < m_Width; column++)
{
switch (bitsPerPixel)
{
case 4:
var b = objectReader.ReadByte();
WriteColour(memoryWriter, _colours[b >> 4]);
if (++column < m_Width)
{
WriteColour(memoryWriter, _colours[b & 0x0f]);
}
break;
case 8:
WriteColour(memoryWriter, _colours[objectReader.ReadByte()]);
break;
case 24:
WriteColour(memoryWriter, objectReader.ReadUInt32());
objectReader.Position--;
break;
default:
throw new NotImplementedException();
}
}
// Align rows to multiples of 32 bits
if (rowBytes != 0)
{
objectReader.ReadBytes(4 - rowBytes);
}
}
image_data = new ResourceReader(new BinaryReader(_pixels), 0, (int)_pixels.Length);
}
return(true);
case TextureField.BitsPerPixel:
case TextureField.UnknownShort31:
fieldValues.Add(field, objectReader.ReadUInt16());
InfoText += $"{field}: {fieldValues[field]}\n";
return(true);
case TextureField.UnknownByte22:
case TextureField.UnknownByte27:
case TextureField.UnknownByte128:
case TextureField.UnknownByte129:
fieldValues.Add(field, objectReader.ReadByte());
InfoText += $"{field}: {fieldValues[field]}\n";
return(true);
case TextureField.UnknownArray99:
fieldValues.Add(field, objectReader.ReadInt32());
InfoText += $"{field}: {fieldValues[field]} [{string.Join(", ", Enumerable.Range(0, 12).Select(i => objectReader.ReadByte()))}]\n";
return(true);
case TextureField.AlphaMap:
fieldValues.Add(field, objectReader.ReadInt32());
var alphaMap = new BitArray(objectReader.ReadBytes(fieldValues[field]));
var stride = alphaMap.Length / m_Height;
for (int row = 0; row < m_Height; row++)
{
for (int column = 0; column < m_Width; column++)
{
var endianColumn = 8 * (column / 8);
endianColumn += 7 - (column % 8);
if (!alphaMap[(row * stride) + endianColumn])
{
_pixels.Position = ((row * m_Width) + column) * 4 + 3;
_pixels.WriteByte(0);
}
}
}
return(true);
default:
fieldValues.Add(field, objectReader.ReadInt32());
InfoText += $"{field}: {fieldValues[field]}\n";
return(true);
}
}
private bool ReadField(ObjectReader objectReader, Dictionary <ModelField, int> fieldValues, ModelField field)
{
switch (field)
{
case ModelField.End:
m_SubMeshes = _subMeshes.ToArray();
if (_faceGroups == null)
{
m_SubMeshes.Single().indices = _indices;
}
else
{
for (int i = 0; i < _faceGroups.Length; i++)
{
foreach (var j in _indicesByFace[i])
{
var subMeshIndices = m_SubMeshes[_faceGroups[i]].indices;
subMeshIndices.Add(_indices[j + 0]);
subMeshIndices.Add(_indices[j + 1]);
subMeshIndices.Add(_indices[j + 2]);
}
}
}
return(false);
case ModelField.UnknownMarker19:
return(true);
case ModelField.UnknownShort150:
_subMesh.Properties.Add(field, objectReader.ReadInt16());
return(true);
case ModelField.UnknownArray22:
var unknown22 = objectReader.ReadBytes((int)_subMesh.Properties[ModelField.VertexCount]);
_subMesh.Properties.Add(field, unknown22.Count());
return(true);
case ModelField.Vertices:
m_VertexCount = (int)_subMesh.Properties[ModelField.VertexCount];
m_Vertices = objectReader.ReadSingleArray(3 * m_VertexCount);
return(true);
case ModelField.FacesSingle:
_subMesh.Properties[field] = objectReader.ReadByte();
var indices = objectReader.ReadBytes((int)_subMesh.Properties[ModelField.IndexCount]);
UnpackFaces(indices.Select(b => (ushort)b).ToArray());
return(true);
case ModelField.FacesDouble:
UnpackFaces(Enumerable.Range(0, (int)_subMesh.Properties[ModelField.IndexCount])
.Select(i => objectReader.ReadUInt16()).ToArray());
return(true);
case ModelField.FaceGroups34:
if ((int)_subMesh.Properties[ModelField.IndexCount] != 0)
{
_faceGroups = Enumerable.Range(0, (int)_subMesh.Properties[ModelField.FaceCount])
.Select(i => objectReader.ReadInt16())
.ToArray();
}
return(true);
case ModelField.FaceGroups36:
var bitsPerItem = objectReader.ReadByte();
var byteCount = (int)_subMesh.Properties[ModelField.FaceCount] * bitsPerItem / 32.0;
var faceGroups = objectReader.ReadBytes((int)Math.Ceiling(byteCount));
if (bitsPerItem == 16)
{
faceGroups = faceGroups.SelectMany(b => new[]
{
(byte)((b & 0xF0) >> 4),
(byte)(b & 0x0F)
})
.ToArray();
}
if (byteCount != Math.Ceiling(byteCount))
{
faceGroups = faceGroups.Take(faceGroups.Length - 1).ToArray();
}
_faceGroups = faceGroups.Select(b => (short)b).ToArray();
return(true);
case ModelField.UnknownArray113:
_subMesh.Properties.Add(field, objectReader.ReadBytes(12));
return(true);
case ModelField.UnknownArray115:
_subMesh.Properties.Add(field, Enumerable.Range(0, 6)
.Select(i => objectReader.ReadUInt32())
.Where(i => i != uint.MaxValue)
.ToArray());
return(true);
case ModelField.MaterialAmbient:
_subMesh.color = Enumerable.Range(0, 4).Select(i => objectReader.ReadSingle()).ToArray();
return(true);
case ModelField.MaterialPower:
case ModelField.MaterialEmissive:
case ModelField.MaterialSpecular:
_subMesh.Properties.Add(field, Enumerable.Range(0, 4)
.Select(i => objectReader.ReadSingle())
.ToArray());
return(true);
case ModelField.UnknownShort149:
case ModelField.UnknownShort151:
_subMesh.Properties.Add(field, objectReader.ReadInt16());
return(true);
case ModelField.FaceCount:
case ModelField.IndexCount:
case ModelField.VertexCount:
case ModelField.UnknownInt21:
case ModelField.UnknownInt23:
case ModelField.UnknownInt112:
case ModelField.UnknownInt114:
case ModelField.Texture:
case ModelField.UnknownInt129:
case ModelField.UnknownInt130:
case ModelField.TextureGroup:
case ModelField.UnknownInt152:
case ModelField.UnknownInt154:
case ModelField.UnknownInt176:
case ModelField.UnknownInt178:
case ModelField.UnknownInt192:
case ModelField.UnknownInt193:
case ModelField.UnknownInt194:
case ModelField.UnknownInt195:
case ModelField.UnknownInt198:
case ModelField.UnknownInt199:
case ModelField.UnknownInt200:
case ModelField.UnknownInt201:
case ModelField.UnknownInt202:
if (_subMesh == null || _subMesh.Properties.ContainsKey(field))
{
_subMeshes.Add(_subMesh = new MxrSubMesh());
}
_subMesh.Properties.Add(field, objectReader.ReadInt32());
return(true);
case ModelField.UnknownFloat148:
case ModelField.TextureDivisionU:
case ModelField.TextureDivisionV:
case ModelField.TexturePositionU:
case ModelField.TexturePositionV:
case ModelField.TextureRotateX:
case ModelField.TextureRotateY:
case ModelField.TextureRotateZ:
case ModelField.UnknownFloat196:
case ModelField.UnknownFloat197:
_subMesh.Properties.Add(field, objectReader.ReadSingle());
return(true);
case ModelField.GroupName:
_subMesh.Properties.Add(field, _subMeshes.Count + " " + MxrObjectReader.ReadString(objectReader));
return(true);
default:
throw new NotImplementedException();
}
}
private bool ReadField(ObjectReader objectReader, Dictionary <TableField, int> fieldValues, TableField field)
{
var address = 0;
var value = field.ToString() + " = ";
switch (field)
{
case TableField.End:
return(false);
case TableField.Unknown128:
var header = objectReader.ReadBytes(2);
var dataLength = 0;
switch (header[0])
{
case 3:
if (header[1] == 32)
{
header = header.Concat(objectReader.ReadBytes(12)).ToArray();
dataLength = header[6] * 4;
}
else
{
dataLength = 4;
}
break;
case 5:
dataLength = header[1] == 32 ? 24 : 8;
break;
case 8:
dataLength = 16;
break;
case 11:
if (header[1] == 32)
{
header = header.Concat(objectReader.ReadBytes(9)).ToArray();
dataLength = header[6];
}
else
{
dataLength = 1;
}
break;
}
value += string.Join(", ", header.Concat(objectReader.ReadBytes(dataLength)));
break;
case TableField.Unknown129:
value += string.Join(", ", objectReader.ReadBytes(10));
break;
case TableField.Unknown130:
address = objectReader.ReadInt32();
value += $"{address.ToString("X8")}, {objectReader.ReadInt32()}, {objectReader.ReadInt32()}, {objectReader.ReadInt32()}";
break;
case TableField.Unknown131:
case TableField.Unknown132:
address = objectReader.ReadInt32();
value += $"{address.ToString("X8")}, {objectReader.ReadInt32()}, {objectReader.ReadInt32()}";
break;
default:
throw new NotImplementedException();
}
var entry = MxrObjectReader.ReadString(objectReader);
if (address != 0)
{
Strings.Add(address, entry);
}
InfoText += $"{value}, {entry}\n";
if (objectReader.ReadUInt16() != 0)
{
objectReader.BaseStream.Position--;
}
return(true);
}
private bool ReadField(ObjectReader objectReader, Dictionary <WaveField, int> fieldValues, WaveField field)
{
switch (field)
{
case WaveField.End:
return(false);
case WaveField.RiffData:
var unknown1 = objectReader.ReadBytes(6);
var format = objectReader.ReadUInt16();
var channels = objectReader.ReadUInt16();
var samplesPerSec = objectReader.ReadUInt32();
var avgBytesPerSec = objectReader.ReadUInt32();
var blockAlign = objectReader.ReadUInt16();
var bitsPerSample = objectReader.ReadUInt16();
var extraSize = objectReader.ReadUInt16();
var unknown2 = objectReader.ReadBytes(6);
var fmtLength = format == WAVE_FORMAT_PCM ? 16 : (18 + extraSize);
var dataLength = (int)objectReader.ReadUInt32() - extraSize;
var audioData = new MemoryStream();
using (var destination = new BinaryWriter(audioData, Encoding.ASCII, true))
{
destination.Write(Encoding.ASCII.GetBytes("RIFF"));
destination.Write(dataLength + 20 + fmtLength);
destination.Write(Encoding.ASCII.GetBytes("WAVEfmt "));
destination.Write(fmtLength);
destination.Write(format);
destination.Write(channels);
destination.Write(samplesPerSec);
destination.Write(avgBytesPerSec);
destination.Write(blockAlign);
destination.Write(bitsPerSample);
if (format == WAVE_FORMAT_DVI_ADPCM)
{
// See https://icculus.org/SDL_sound/downloads/external_documentation/wavecomp.htm
var samplesPerBlock = objectReader.ReadUInt16();
destination.Write(extraSize);
destination.Write(samplesPerBlock);
destination.Write(Encoding.ASCII.GetBytes("fact"));
destination.Write(4);
destination.Write(samplesPerBlock * dataLength / blockAlign);
}
destination.Write(Encoding.ASCII.GetBytes("data"));
destination.Write(dataLength);
destination.Write(objectReader.ReadBytes(dataLength));
}
m_Type = AudioType.WAV;
m_Size = audioData.Length;
m_AudioData = new ResourceReader(new BinaryReader(audioData), 0, (int)audioData.Length);
return(true);
case WaveField.UnknownByte:
fieldValues.Add(field, objectReader.ReadByte());
return(true);
default:
fieldValues.Add(field, objectReader.ReadInt32());
return(true);
}
}
public void Unpack(ObjectReader reader)
{
rect = new RectangleR2(reader.ReadDouble(), reader.ReadDouble(), reader.ReadDouble(), reader.ReadDouble());
body = reader.ReadBytes(reader.ReadInt32());
}
