public static Bsp Read(string filepath)
{
byte[] dataBuffer = File.ReadAllBytes(filepath);
GCHandle hDataBuffer = GCHandle.Alloc(dataBuffer, GCHandleType.Pinned);
IntPtr ptr = hDataBuffer.AddrOfPinnedObject();
Bsp bsp = new Bsp
{
Header = Marshal.PtrToStructure <Header>(ptr)
};
bsp.Entity = ReadEntityLump(ptr, bsp.Header.Entries[0]);
bsp.Textures = ReadBasicLump <Texture>(ptr, bsp.Header.Entries[1]);
bsp.Planes = ReadBasicLump <Plane>(ptr, bsp.Header.Entries[2]);
bsp.Nodes = ReadBasicLump <Node>(ptr, bsp.Header.Entries[3]);
bsp.Leafs = ReadBasicLump <Leaf>(ptr, bsp.Header.Entries[4]);
bsp.LeafFaces = ReadBasicLump <LeafFace>(ptr, bsp.Header.Entries[5]);
bsp.LeafBrushs = ReadBasicLump <LeafBrush>(ptr, bsp.Header.Entries[6]);
bsp.Models = ReadBasicLump <Model>(ptr, bsp.Header.Entries[7]);
bsp.Brushs = ReadBasicLump <Brush>(ptr, bsp.Header.Entries[8]);
bsp.BrushSides = ReadBasicLump <BrushSide>(ptr, bsp.Header.Entries[9]);
bsp.Vertices = ReadBasicLump <Vertex>(ptr, bsp.Header.Entries[10]);
bsp.MeshVerts = ReadBasicLump <MeshVert>(ptr, bsp.Header.Entries[11]);
bsp.Effects = ReadBasicLump <Effect>(ptr, bsp.Header.Entries[12]);
bsp.Faces = ReadBasicLump <Face>(ptr, bsp.Header.Entries[13]);
bsp.LightMaps = ReadBasicLump <LightMap>(ptr, bsp.Header.Entries[14]);
bsp.LightVols = ReadBasicLump <LightVol>(ptr, bsp.Header.Entries[15]);
bsp.Visdata = ReadVisDataLump(ptr, bsp.Header.Entries[16]);
return(bsp);
}
public static void Write(Bsp bsp, string location)
{
int headerFixedSize = 200;
byte[][] lumpsBytes = new byte[][]
{
GetEntityLumpBytes(bsp.Entity),
GetLumpBytes(bsp.Textures),
GetLumpBytes(bsp.Planes),
GetLumpBytes(bsp.Nodes),
GetLumpBytes(bsp.Leafs),
GetLumpBytes(bsp.LeafFaces),
GetLumpBytes(bsp.LeafBrushs),
GetLumpBytes(bsp.Models),
GetLumpBytes(bsp.Brushs),
GetLumpBytes(bsp.BrushSides),
GetLumpBytes(bsp.Vertices),
GetLumpBytes(bsp.MeshVerts),
GetLumpBytes(bsp.Effects),
GetLumpBytes(bsp.Faces),
GetLumpBytes(bsp.LightMaps),
GetLumpBytes(bsp.LightVols),
GetVisdataBytes(bsp.Visdata)
};
int currentOffset = headerFixedSize;
for (int i = 0; i < lumpsBytes.Length; i++)
{
bsp.Header.Entries[i] = new LumpEntry
{
Length = lumpsBytes[i].Length,
Offset = currentOffset
};
currentOffset += lumpsBytes[i].Length;
}
byte[] bytesHeader = GetStructureBytes(bsp.Header, headerFixedSize);
byte[] mergedLumpsBytes = Combine(lumpsBytes);
byte[] finalBytes = Combine(bytesHeader, mergedLumpsBytes);
File.WriteAllBytes(location, finalBytes);
}
public Bsp(string filepath)
{
Bsp bsp = BspReader.Read(filepath);
Header = bsp.Header;
Entity = bsp.Entity;
Textures = bsp.Textures;
Planes = bsp.Planes;
Nodes = bsp.Nodes;
Leafs = bsp.Leafs;
LeafFaces = bsp.LeafFaces;
LeafBrushs = bsp.LeafBrushs;
Models = bsp.Models;
Brushs = bsp.Brushs;
BrushSides = bsp.BrushSides;
Vertices = bsp.Vertices;
MeshVerts = bsp.MeshVerts;
Effects = bsp.Effects;
Faces = bsp.Faces;
LightMaps = bsp.LightMaps;
LightVols = bsp.LightVols;
Visdata = bsp.Visdata;
}