protected override void SaveToStream(Stream stream, DataStructures.MapObjects.Map map)
{
var bw = new BinaryWriter(stream, Encoding.UTF8);
bw.Write(2.2f); // RMF version number
bw.WriteFixedLengthString(Encoding.UTF8, 3, "RMF");
WriteVisgroups(bw, map.Visgroups);
WriteMapObject(bw, map.WorldSpawn);
bw.WriteFixedLengthString(Encoding.UTF8, 8, "DOCINFO");
bw.Write(0.2f); // Unused
bw.Write(map.Cameras.IndexOf(map.ActiveCamera));
WriteCameras(bw, map.Cameras);
}
private static void WriteVisgroups(BinaryWriter bw, IEnumerable<Visgroup> visgroups)
{
var vis = visgroups.Where(x => !x.IsAutomatic).ToList();
bw.Write(vis.Count);
foreach (var visgroup in vis)
{
bw.WriteFixedLengthString(Encoding.UTF8, 128, visgroup.Name);
bw.WriteRGBAColour(visgroup.Colour);
bw.Write(visgroup.ID);
bw.Write(visgroup.Visible);
bw.Write(new byte[3]); // Unused
}
}
private static void WritePathNode(BinaryWriter bw, PathNode node)
{
bw.WriteCoordinate(node.Position);
bw.Write(node.ID);
bw.WriteFixedLengthString(Encoding.UTF8, 128, node.Name);
bw.Write(node.Properties.Count);
foreach (var property in node.Properties)
{
WriteProperty(bw, property);
}
}
private static void WritePath(BinaryWriter bw, Path path)
{
bw.WriteFixedLengthString(Encoding.UTF8, 128, path.Name);
bw.WriteFixedLengthString(Encoding.UTF8, 128, path.Type);
bw.Write((int) path.Direction);
bw.Write(path.Nodes.Count);
foreach (var node in path.Nodes)
{
WritePathNode(bw, node);
}
}
private static void WriteFace(BinaryWriter bw, Face face)
{
bw.WriteFixedLengthString(Encoding.UTF8, 256, face.Texture.Name);
bw.Write(new byte[4]);
bw.WriteCoordinate(face.Texture.UAxis);
bw.WriteDecimalAsSingle(face.Texture.XShift);
bw.WriteCoordinate(face.Texture.VAxis);
bw.WriteDecimalAsSingle(face.Texture.YShift);
bw.WriteDecimalAsSingle(face.Texture.Rotation);
bw.WriteDecimalAsSingle(face.Texture.XScale);
bw.WriteDecimalAsSingle(face.Texture.YScale);
bw.Write(new byte[16]);
bw.Write(face.Vertices.Count);
foreach (var vertex in face.Vertices)
{
bw.WriteCoordinate(vertex.Location);
}
bw.WritePlane(face.Vertices.Select(v => v.Location).ToArray());
}
private void PrepareData(BinaryReader br)
{
var startIndex = br.BaseStream.Position;
const uint headerSize = 14;
const uint infoSize = 40;
_length = headerSize + infoSize + _entry.PaletteSize * 4 + _entry.Width * _entry.Height;
_data = new byte[_length];
using (var bw = new BinaryWriter(new MemoryStream(_data, true)))
{
// BITMAPFILEHEADER
bw.WriteFixedLengthString(Encoding.ASCII, 2, "BM"); // Type
bw.Write(_length); // Size
bw.Write((short)0); // Reserved 1
bw.Write((short)0); // Reserved 2
bw.Write((int) (headerSize + infoSize + _entry.PaletteSize * 4)); // Offset to pixel array
// BITMAPINFOHEADER
bw.Write(infoSize); // Header size
bw.Write(_entry.Width);
bw.Write(_entry.Height);
bw.Write((short) 1); // Number of colour planes
bw.Write((short) 8); // Colour depth
bw.Write(0); // Compression method
bw.Write(_entry.Width * _entry.Height); // Image data size
bw.Write(0); // Horizontal resolution
bw.Write(0); // Vertical resolution
bw.Write(_entry.PaletteSize); // Colours used
bw.Write(_entry.PaletteSize); // "Important" colours used
br.BaseStream.Position = startIndex + (_entry.PaletteDataOffset - _entry.Offset);
var paletteData = br.ReadBytes((int)(_entry.PaletteSize * 3));
for (var i = 0; i < _entry.PaletteSize; i++)
{
// Wad palettes are RGB, bitmap is BGRX
bw.Write(paletteData[i * 3 + 2]);
bw.Write(paletteData[i * 3 + 1]);
bw.Write(paletteData[i * 3 + 0]);
bw.Write((byte)0);
}
br.BaseStream.Position = startIndex + (_entry.TextureDataOffset - _entry.Offset);
var imageData = br.ReadBytes((int)(_entry.Width * _entry.Height));
for (var y = (int)_entry.Height - 1; y >= 0; y--)
{
// The Y axis is reversed
bw.Write(imageData, (int)_entry.Width * y, (int) _entry.Width);
}
}
}
