public List <Face> ReadFaces(BinaryReader reader, BspHeader header)
{
List <Face> faces = new List <Face>();
var entry = header.GetLump(Lumps.FACES);
int numFaces = entry.Length / 20;
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
for (int i = 0; i < numFaces; i++)
{
var face = new Face();
face.plane = reader.ReadUInt16();
face.planeSide = reader.ReadUInt16();
face.firstEdge = reader.ReadUInt32();
face.edgeCount = reader.ReadUInt16();
face.texInfo = reader.ReadUInt16();
face.lightmapStyles[0] = reader.ReadChar();
face.lightmapStyles[1] = reader.ReadChar();
face.lightmapStyles[2] = reader.ReadChar();
face.lightmapStyles[3] = reader.ReadChar();
face.lightmapOffset = reader.ReadUInt32();
faces.Add(face);
}
return(faces);
}
public string ReadEntities(BinaryReader reader, BspHeader header)
{
var entry = header.GetLump(Lumps.ENTITIES);
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
return(new string(reader.ReadChars(entry.Length)));
}
public List <Edge> ReadEdges(BinaryReader reader, BspHeader header)
{
List <Edge> edges = new List <Edge>();
var entry = header.GetLump(Lumps.EDGES);
int numEdges = entry.Length / 4;
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
for (int i = 0; i < numEdges; i++)
{
edges.Add(new Edge(reader.ReadUInt16(), reader.ReadUInt16()));
}
return(edges);
}
public List <int> ReadFaceEdges(BinaryReader reader, BspHeader header)
{
List <int> faceEdges = new List <int>();
var entry = header.GetLump(Lumps.FACE_EDGE_TABLE);
int numEdges = entry.Length / 4;
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
for (int i = 0; i < numEdges; i++)
{
faceEdges.Add(reader.ReadInt32());
}
return(faceEdges);
}
public List <Vector3> ReadVerts(BinaryReader reader, BspHeader header)
{
List <Vector3> verts = new List <Vector3>();
var entry = header.GetLump(Lumps.VERTICES);
int numVerts = entry.Length / 12;
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
for (int i = 0; i < numVerts; i++)
{
float x = reader.ReadSingle();
float y = reader.ReadSingle();
float z = reader.ReadSingle();
// convert to unity axis
Vector3 vec = new Vector3(-x, z, -y);
// scale for unity
vec.Scale(Vector3.one * QUAKE_TO_UNITY_CONVERSION_SCALE);
verts.Add(vec);
}
return(verts);
}
public List <TexInfo> ReadTexInfo(BinaryReader reader, BspHeader header)
{
List <TexInfo> infos = new List <TexInfo>();
var entry = header.GetLump(Lumps.TEXTURES);
int numInfos = entry.Length / 76;
Debug.Log(numInfos + " Texture Infos");
reader.BaseStream.Seek(entry.Offset, SeekOrigin.Begin);
for (int i = 0; i < numInfos; i++)
{
var info = new TexInfo();
float ux = reader.ReadSingle();
float uy = reader.ReadSingle();
float uz = reader.ReadSingle();
info.uAxis = new Vector3(-ux, uz, -uy);
info.uOffset = reader.ReadSingle(); // * QUAKE_TO_UNITY_CONVERSION_SCALE; // * scale??
float vx = reader.ReadSingle();
float vy = reader.ReadSingle();
float vz = reader.ReadSingle();
info.vAxis = new Vector3(-vx, vz, -vy);
info.vOffset = reader.ReadSingle(); // * QUAKE_TO_UNITY_CONVERSION_SCALE; // * scale??
info.flags = reader.ReadUInt32();
info.value = reader.ReadUInt32();
info.name = new string(reader.ReadChars(32));
int pos = info.name.IndexOf('\0');
if (pos >= 0)
{
info.name = info.name.Substring(0, pos);
}
info.nextTexInfo = reader.ReadUInt32();
infos.Add(info);
}
return(infos);
}
