public static void Validate(this BspLump lump, int size)
{
if (lump.length % size != 0)
{
throw new BspCorruptedException();
}
int count = lump.length / size;
if (count <= 0)
{
throw new BspCorruptedException();
}
}
public static BspTexture[] ReadBspTexturesLumpData(this BinaryReader br, BspLump lump)
{
br.BaseStream.Position = lump.offset;
var count = br.ReadInt32();
var result = new BspTexture[count];
for (int i = 0, j = lump.offset + 4; i < count; i++, j += 4)
{
br.BaseStream.Position = j;
result[i] = new HlBspMap.BspTexture(br, lump.offset, br.ReadInt32());
}
return(result);
}
public static T[] ReadLumpData <T>(this BinaryReader br, BspLump lump, int size, Func <BinaryReader, T> readType)
{
lump.Validate(size);
if (lump.length % size != 0)
{
throw new BspCorruptedException();
}
int count = lump.length / size;
if (count <= 0)
{
throw new BspCorruptedException();
}
br.BaseStream.Position = lump.offset;
return(Enumerable
.Range(0, count)
.Select(i => readType(br))
.ToArray());
}
public static byte[] ReadLumpBytes(this BinaryReader br, BspLump lump)
{
br.BaseStream.Position = lump.offset;
return(br.ReadBytes(lump.length));
}
