/// <summary>
/// Read mesh data to record array.
/// </summary>
/// <param name="record">Destination record index.</param>
private bool ReadMesh(int record)
{
// Create empty mesh
records[record].PureMesh = new PureMesh();
// Create plane array
int faceCount = records[record].Header.PlaneCount;
records[record].PureMesh.Planes = new PurePlane[faceCount];
// Get reader for normal data
long normalPosition = records[record].Header.NormalListOffset;
BinaryReader normalReader = records[record].MemoryFile.GetReader(normalPosition);
// Read native data into plane array
int uniqueTextureCount = 0;
MeshVersions version = records[record].Version;
long position = records[record].Header.PlaneListOffset;
BinaryReader reader = records[record].MemoryFile.GetReader(position);
BinaryReader pointReader = records[record].MemoryFile.GetReader();
BinaryReader planeDataReader = records[record].MemoryFile.GetReader();
int minX = 0, maxX = 0, minY = 0, maxY = 0, minZ = 0, maxZ = 0;
for (int plane = 0; plane < faceCount; plane++)
{
// Read plane header
records[record].PureMesh.Planes[plane].Header.Position = reader.BaseStream.Position;
records[record].PureMesh.Planes[plane].Header.PlanePointCount = reader.ReadByte();
records[record].PureMesh.Planes[plane].Header.Unknown1 = reader.ReadByte();
records[record].PureMesh.Planes[plane].Header.Texture = reader.ReadUInt16();
records[record].PureMesh.Planes[plane].Header.UVunpack = reader.ReadInt32();
// Read the normal data for this plane
Int32 nx = normalReader.ReadInt32();
Int32 ny = normalReader.ReadInt32();
Int32 nz = normalReader.ReadInt32();
// Build list of unique textures across all planes - this will be used later to create submesh buffers
UInt16 textureBitfield = records[record].PureMesh.Planes[plane].Header.Texture;
int textureArchive = textureBitfield >> 7;
int textureRecord = textureBitfield & 0x7f;
bool foundTexture = false;
for (int i = 0; i < uniqueTextureCount; i++)
{
if (uniqueTextureBuffer[i].Archive == textureArchive && uniqueTextureBuffer[i].Record == textureRecord)
{
foundTexture = true;
break;
}
}
if (!foundTexture)
{
uniqueTextureBuffer[uniqueTextureCount].Archive = textureArchive;
uniqueTextureBuffer[uniqueTextureCount].Record = textureRecord;
uniqueTextureCount++;
}
// Store texture index for this plane
records[record].PureMesh.Planes[plane].TextureIndex.Archive = textureArchive;
records[record].PureMesh.Planes[plane].TextureIndex.Record = textureRecord;
// Read plane points
int pointCount = records[record].PureMesh.Planes[plane].Header.PlanePointCount;
records[record].PureMesh.Planes[plane].Points = new FaceUVTool.DFPurePoint[pointCount];
for (int point = 0; point < pointCount; point++)
{
// Read offset
int pointOffset = reader.ReadInt32();
// Read UV data
int u = reader.ReadInt16();
int v = reader.ReadInt16();
// Fix some UV coordinates (process only the first 3 points as
// coordinates from point 4 and above are ignored)
if (point < 3)
{
// Fix incorrect coordinates
FixBadUVCoordinates(record, plane, point, ref u, ref v);
// Fix coordinates which require specific unpacking
if (records[record].PureMesh.Planes[plane].Header.UVunpack == 0)
{
UVunpack(ref u);
UVunpack(ref v);
}
}
// Store UV coordinates
records[record].PureMesh.Planes[plane].Points[point].u = u;
records[record].PureMesh.Planes[plane].Points[point].v = v;
// Get point position
long pointPosition = records[record].Header.PointListOffset;
switch (version)
{
case MeshVersions.Version27:
case MeshVersions.Version26:
pointPosition += pointOffset;
break;
case MeshVersions.Version25:
pointPosition += (pointOffset * 3);
break;
}
// Read native point values
pointReader.BaseStream.Position = pointPosition;
int x = pointReader.ReadInt32();
int y = pointReader.ReadInt32();
int z = pointReader.ReadInt32();
// Find min/max values of native points so far
// This can be used to construct a tight box around mesh
if (x < minX)
{
minX = x;
}
if (x > maxX)
{
maxX = x;
}
if (y < minY)
{
minY = y;
}
if (y > maxY)
{
maxY = y;
}
if (z < minZ)
{
minZ = z;
}
if (z > maxZ)
{
maxZ = z;
}
// Store native point values
records[record].PureMesh.Planes[plane].Points[point].x = x;
records[record].PureMesh.Planes[plane].Points[point].y = y;
records[record].PureMesh.Planes[plane].Points[point].z = z;
// Store native normal values for each vertex
records[record].PureMesh.Planes[plane].Points[point].nx = nx;
records[record].PureMesh.Planes[plane].Points[point].ny = ny;
records[record].PureMesh.Planes[plane].Points[point].nz = nz;
}
// Read unknown plane data
planeDataReader.BaseStream.Position = records[record].Header.PlaneDataOffset + plane * 24;
records[record].PureMesh.Planes[plane].PlaneData = planeDataReader.ReadBytes(24);
// Store size of mesh
DFMesh.DFPoint size = new DFMesh.DFPoint();
size.X = (maxX / pointDivisor - minX / pointDivisor);
size.Y = (maxY / pointDivisor - minY / pointDivisor);
size.Z = (maxZ / pointDivisor - minZ / pointDivisor);
records[record].PureMesh.Size = size;
// Store centre of mesh
DFMesh.DFPoint centre = new DFMesh.DFPoint();
centre.X = size.X / 2;
centre.Y = size.Y / 2;
centre.Z = size.Z / 2;
records[record].PureMesh.Centre = centre;
}
//// Read unknown object data, but ignore known non-conforming objects
//if (records[record].Header.ObjectDataCount > 0 &&
// records[record].ObjectId != 4722 &&
// records[record].ObjectId != 7614)
//{
// // Create object data record array
// records[record].ObjectDataRecords = new ObjectDataRecord[records[record].Header.ObjectDataCount];
// // Start reading
// reader.BaseStream.Position = records[record].Header.ObjectDataOffset;
// for (int i = 0; i < records[record].Header.ObjectDataCount; i++)
// {
// // Read object data record header
// records[record].ObjectDataRecords[i].Header.N1 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N2 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N3 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N4 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.SubRecordCount = reader.ReadInt16();
// // Read unknown sub-records
// records[record].ObjectDataRecords[i].SubRecords = new ObjectDataSubRecord[records[record].ObjectDataRecords[i].Header.SubRecordCount];
// for (int j = 0; j < records[record].ObjectDataRecords[i].Header.SubRecordCount; j++)
// {
// records[record].ObjectDataRecords[i].SubRecords[j].Unknown1 = reader.ReadBytes(6);
// }
// }
//}
// Copy valid part of unique texture list into pureMesh data and create plane buffer for decomposition
records[record].PureMesh.UniqueTextures = new TextureIndex[uniqueTextureCount];
for (int i = 0; i < uniqueTextureCount; i++)
{
records[record].PureMesh.UniqueTextures[i] = uniqueTextureBuffer[i];
subMeshBuffer[i].TextureArchive = uniqueTextureBuffer[i].Archive;
subMeshBuffer[i].TextureRecord = uniqueTextureBuffer[i].Record;
subMeshBuffer[i].planeCount = 0;
subMeshBuffer[i].PlaneBuffer = new DFPlaneBuffer[planeBufferLength];
}
return(true);
}
/// <summary>
/// Read mesh data to record array.
/// </summary>
/// <param name="record">Destination record index.</param>
private bool ReadMesh(int record)
{
// Create empty mesh
records[record].PureMesh = new PureMesh();
// Create plane array
int faceCount = records[record].Header.PlaneCount;
records[record].PureMesh.Planes = new PurePlane[faceCount];
// Get reader for normal data
long normalPosition = records[record].Header.NormalListOffset;
BinaryReader normalReader = records[record].MemoryFile.GetReader(normalPosition);
// Read native data into plane array
int uniqueTextureCount = 0;
MeshVersions version = records[record].Version;
long position = records[record].Header.PlaneListOffset;
BinaryReader reader = records[record].MemoryFile.GetReader(position);
BinaryReader pointReader = records[record].MemoryFile.GetReader();
BinaryReader planeDataReader = records[record].MemoryFile.GetReader();
for (int plane = 0; plane < faceCount; plane++)
{
// Read plane header
records[record].PureMesh.Planes[plane].Header.Position = reader.BaseStream.Position;
records[record].PureMesh.Planes[plane].Header.PlanePointCount = reader.ReadByte();
records[record].PureMesh.Planes[plane].Header.Unknown1 = reader.ReadByte();
records[record].PureMesh.Planes[plane].Header.Texture = reader.ReadUInt16();
records[record].PureMesh.Planes[plane].Header.Unknown2 = reader.ReadUInt32();
// Read the normal data for this plane
Int32 nx = normalReader.ReadInt32();
Int32 ny = normalReader.ReadInt32();
Int32 nz = normalReader.ReadInt32();
// Build list of unique textures across all planes - this will be used later to create submesh buffers
UInt16 textureBitfield = records[record].PureMesh.Planes[plane].Header.Texture;
int textureArchive = textureBitfield >> 7;
int textureRecord = textureBitfield & 0x7f;
bool foundTexture = false;
for (int i = 0; i < uniqueTextureCount; i++)
{
if (uniqueTextureBuffer[i].Archive == textureArchive && uniqueTextureBuffer[i].Record == textureRecord)
{
foundTexture = true;
break;
}
}
if (!foundTexture)
{
uniqueTextureBuffer[uniqueTextureCount].Archive = textureArchive;
uniqueTextureBuffer[uniqueTextureCount].Record = textureRecord;
uniqueTextureCount++;
}
// Store texture index for this plane
records[record].PureMesh.Planes[plane].TextureIndex.Archive = textureArchive;
records[record].PureMesh.Planes[plane].TextureIndex.Record = textureRecord;
// Read plane points
int pointCount = records[record].PureMesh.Planes[plane].Header.PlanePointCount;
records[record].PureMesh.Planes[plane].Points = new FaceUVTool.DFPurePoint[pointCount];
for (int point = 0; point < pointCount; point++)
{
// Read offset
int pointOffset = reader.ReadInt32();
// Read UV data
Int16 u = reader.ReadInt16();
Int16 v = reader.ReadInt16();
// Fix certain UV coordinates that are
// packed oddly, or aligned outside of poly.
int threshold = 14335;
while (u > threshold)
{
u = (Int16)(0x4000 - u);
}
while (u < -threshold)
{
u = (Int16)(0x4000 + u);
}
while (v > threshold)
{
v = (Int16)(0x4000 - v);
}
while (v < -threshold)
{
v = (Int16)(0x4000 + v);
}
// Store UV coordinates
records[record].PureMesh.Planes[plane].Points[point].u = u;
records[record].PureMesh.Planes[plane].Points[point].v = v;
// Get point position
long pointPosition = records[record].Header.PointListOffset;
switch (version)
{
case MeshVersions.Version27:
case MeshVersions.Version26:
pointPosition += pointOffset;
break;
case MeshVersions.Version25:
pointPosition += (pointOffset * 3);
break;
}
// Store native point values
pointReader.BaseStream.Position = pointPosition;
records[record].PureMesh.Planes[plane].Points[point].x = pointReader.ReadInt32();
records[record].PureMesh.Planes[plane].Points[point].y = pointReader.ReadInt32();
records[record].PureMesh.Planes[plane].Points[point].z = pointReader.ReadInt32();
// Store native normal values for each vertex
records[record].PureMesh.Planes[plane].Points[point].nx = nx;
records[record].PureMesh.Planes[plane].Points[point].ny = ny;
records[record].PureMesh.Planes[plane].Points[point].nz = nz;
}
// Read unknown plane data
planeDataReader.BaseStream.Position = records[record].Header.PlaneDataOffset + plane * 24;
records[record].PureMesh.Planes[plane].PlaneData = planeDataReader.ReadBytes(24);
}
//// Read unknown object data, but ignore known non-conforming objects
//if (records[record].Header.ObjectDataCount > 0 &&
// records[record].ObjectId != 4722 &&
// records[record].ObjectId != 7614)
//{
// // Create object data record array
// records[record].ObjectDataRecords = new ObjectDataRecord[records[record].Header.ObjectDataCount];
// // Start reading
// reader.BaseStream.Position = records[record].Header.ObjectDataOffset;
// for (int i = 0; i < records[record].Header.ObjectDataCount; i++)
// {
// // Read object data record header
// records[record].ObjectDataRecords[i].Header.N1 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N2 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N3 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.N4 = reader.ReadInt32();
// records[record].ObjectDataRecords[i].Header.SubRecordCount = reader.ReadInt16();
// // Read unknown sub-records
// records[record].ObjectDataRecords[i].SubRecords = new ObjectDataSubRecord[records[record].ObjectDataRecords[i].Header.SubRecordCount];
// for (int j = 0; j < records[record].ObjectDataRecords[i].Header.SubRecordCount; j++)
// {
// records[record].ObjectDataRecords[i].SubRecords[j].Unknown1 = reader.ReadBytes(6);
// }
// }
//}
// Copy valid part of unique texture list into pureMesh data and create plane buffer for decomposition
records[record].PureMesh.UniqueTextures = new TextureIndex[uniqueTextureCount];
for (int i = 0; i < uniqueTextureCount; i++)
{
records[record].PureMesh.UniqueTextures[i] = uniqueTextureBuffer[i];
subMeshBuffer[i].TextureArchive = uniqueTextureBuffer[i].Archive;
subMeshBuffer[i].TextureRecord = uniqueTextureBuffer[i].Record;
subMeshBuffer[i].planeCount = 0;
subMeshBuffer[i].PlaneBuffer = new DFPlaneBuffer[planeBufferLength];
}
return(true);
}
/// <summary>
/// Read mesh data to record array.
/// </summary>
/// <param name="Record">Destination record index.</param>
private bool ReadMesh(int Record)
{
// Create empty mesh
Records[Record].PureMesh = new PureMesh();
// Create plane array
int faceCount = Records[Record].Header.PlaneCount;
Records[Record].PureMesh.Planes = new PurePlane[faceCount];
// Get reader for normal data
long normalPosition = Records[Record].Header.NormalListOffset;
BinaryReader normalReader = Records[Record].MemoryFile.GetReader(normalPosition);
// Read native data into plane array
int uniqueTextureCount = 0;
MeshVersions version = Records[Record].Version;
long position = Records[Record].Header.PlaneListOffset;
BinaryReader reader = Records[Record].MemoryFile.GetReader(position);
BinaryReader pointReader = Records[Record].MemoryFile.GetReader();
BinaryReader planeDataReader = Records[Record].MemoryFile.GetReader();
for (int plane = 0; plane < faceCount; plane++)
{
// Read plane header
Records[Record].PureMesh.Planes[plane].Header.Position = reader.BaseStream.Position;
Records[Record].PureMesh.Planes[plane].Header.PlanePointCount = reader.ReadByte();
Records[Record].PureMesh.Planes[plane].Header.Unknown1 = reader.ReadByte();
Records[Record].PureMesh.Planes[plane].Header.Texture = reader.ReadUInt16();
Records[Record].PureMesh.Planes[plane].Header.Unknown2 = reader.ReadUInt32();
// Read the normal data for this plane
Int32 nx = normalReader.ReadInt32();
Int32 ny = normalReader.ReadInt32();
Int32 nz = normalReader.ReadInt32();
// Build list of unique textures across all planes - this will be used later to create submesh buffers
UInt16 textureBitfield = Records[Record].PureMesh.Planes[plane].Header.Texture;
int textureArchive = textureBitfield >> 7;
int textureRecord = textureBitfield & 0x7f;
bool foundTexture = false;
for (int i = 0; i < uniqueTextureCount; i++)
{
if (UniqueTextureBuffer[i].Archive == textureArchive && UniqueTextureBuffer[i].Record == textureRecord)
{
foundTexture = true;
break;
}
}
if (!foundTexture)
{
UniqueTextureBuffer[uniqueTextureCount].Archive = textureArchive;
UniqueTextureBuffer[uniqueTextureCount].Record = textureRecord;
uniqueTextureCount++;
}
// Store texture index for this plane
Records[Record].PureMesh.Planes[plane].TextureIndex.Archive = textureArchive;
Records[Record].PureMesh.Planes[plane].TextureIndex.Record = textureRecord;
// Read plane points
int pointCount = Records[Record].PureMesh.Planes[plane].Header.PlanePointCount;
Records[Record].PureMesh.Planes[plane].Points = new FaceUVTool.DFPurePoint[pointCount];
for (int point = 0; point < pointCount; point++)
{
// Read offset
int pointOffset = reader.ReadInt32();
// Read UV data
Int16 u = reader.ReadInt16();
Int16 v = reader.ReadInt16();
// Fix certain UV coordinates that are
// packed oddly, or aligned outside of poly.
int threshold = 15000;
while (u > threshold)
{
u = (Int16)(0x4000 - u);
}
while (u < -threshold)
{
u = (Int16)(0x4000 + u);
}
while (v > threshold)
{
v = (Int16)(0x4000 - v);
}
while (v < -threshold)
{
v = (Int16)(0x4000 + v);
}
// Store UV coordinates
Records[Record].PureMesh.Planes[plane].Points[point].u = u;
Records[Record].PureMesh.Planes[plane].Points[point].v = v;
// Get point position
long pointPosition = Records[Record].Header.PointListOffset;
switch (version)
{
case MeshVersions.Version27:
case MeshVersions.Version26:
pointPosition += pointOffset;
break;
case MeshVersions.Version25:
pointPosition += (pointOffset * 3);
break;
}
// Store native point values
pointReader.BaseStream.Position = pointPosition;
Records[Record].PureMesh.Planes[plane].Points[point].x = pointReader.ReadInt32();
Records[Record].PureMesh.Planes[plane].Points[point].y = pointReader.ReadInt32();
Records[Record].PureMesh.Planes[plane].Points[point].z = pointReader.ReadInt32();
// Store native normal values for each vertex
Records[Record].PureMesh.Planes[plane].Points[point].nx = nx;
Records[Record].PureMesh.Planes[plane].Points[point].ny = ny;
Records[Record].PureMesh.Planes[plane].Points[point].nz = nz;
}
// Read unknown plane data
planeDataReader.BaseStream.Position = Records[Record].Header.PlaneDataOffset + plane * 24;
Records[Record].PureMesh.Planes[plane].PlaneData = planeDataReader.ReadBytes(24);
}
// CURRENTLY UNUSED - Read start of object data
//if (records[record].header.objectDataCount > 0)
//{
// // Read first object data record only (format is not yet known enough to enumerate)
// // This data is only loaded temporarily to look at for now
// reader.BaseStream.Position = records[record].header.objectDataOffset;
// // Read number array
// objectDataHeader dataHeader = new objectDataHeader();
// dataHeader.numbers = new Int32[4];
// for (int i = 0; i < 4; i++)
// {
// dataHeader.numbers[i] = reader.ReadInt32();
// }
// // Read sub-record count
// dataHeader.subrecordCount = reader.ReadInt16();
//}
// Copy valid part of unique texture list into pureMesh data and create plane buffer for decomposition
Records[Record].PureMesh.UniqueTextures = new TextureIndex[uniqueTextureCount];
for (int i = 0; i < uniqueTextureCount; i++)
{
Records[Record].PureMesh.UniqueTextures[i] = UniqueTextureBuffer[i];
SubMeshBuffer[i].TextureArchive = UniqueTextureBuffer[i].Archive;
SubMeshBuffer[i].TextureRecord = UniqueTextureBuffer[i].Record;
SubMeshBuffer[i].planeCount = 0;
SubMeshBuffer[i].PlaneBuffer = new DFPlaneBuffer[PlaneBufferLength];
}
return(true);
}
