public ColorMap(Wad wad)
{
try
{
Console.Write("Load color map: ");
var raw = wad.ReadLump("COLORMAP");
var num = raw.Length / 256;
data = new byte[num][];
for (var i = 0; i < num; i++)
{
data[i] = new byte[256];
var offset = 256 * i;
for (var c = 0; c < 256; c++)
{
data[i][c] = raw[offset + c];
}
}
Console.WriteLine("OK");
}
catch (Exception e)
{
Console.WriteLine("Failed");
ExceptionDispatchInfo.Throw(e);
}
}
private void InitDummy(Wad wad)
{
textures = new List <Texture>();
nameToTexture = new Dictionary <string, Texture>();
nameToNumber = new Dictionary <string, int>();
for (var n = 1; n <= 2; n++)
{
var lumpNumber = wad.GetLumpNumber("TEXTURE" + n);
if (lumpNumber == -1)
{
break;
}
var data = wad.ReadLump(lumpNumber);
var count = BitConverter.ToInt32(data, 0);
for (var i = 0; i < count; i++)
{
var offset = BitConverter.ToInt32(data, 4 + 4 * i);
var name = Texture.GetName(data, offset);
var height = Texture.GetHeight(data, offset);
var texture = Dummy.GetTexture(height);
nameToNumber.Add(name, textures.Count);
textures.Add(texture);
nameToTexture.Add(name, texture);
}
}
}
public DummyFlatLookup(Wad wad)
{
var firstFlat = wad.GetLumpNumber("F_START") + 1;
var lastFlat = wad.GetLumpNumber("F_END") - 1;
var count = lastFlat - firstFlat + 1;
flats = new Flat[count];
nameToFlat = new Dictionary <string, Flat>();
nameToNumber = new Dictionary <string, int>();
for (var lump = firstFlat; lump <= lastFlat; lump++)
{
if (wad.GetLumpSize(lump) != 4096)
{
continue;
}
var number = lump - firstFlat;
var name = wad.LumpInfos[lump].Name;
var flat = name != "F_SKY1" ? DummyData.GetFlat() : DummyData.GetSkyFlat();
flats[number] = flat;
nameToFlat[name] = flat;
nameToNumber[name] = number;
}
skyFlatNumber = nameToNumber["F_SKY1"];
skyFlat = nameToFlat["F_SKY1"];
}
private static IEnumerable <int> EnumerateSprites(Wad wad)
{
var spriteSection = false;
for (var lump = wad.LumpInfos.Count - 1; lump >= 0; lump--)
{
var name = wad.LumpInfos[lump].Name;
if (name.StartsWith("S"))
{
if (name.EndsWith("_END"))
{
spriteSection = true;
continue;
}
else if (name.EndsWith("_START"))
{
spriteSection = false;
continue;
}
}
if (spriteSection)
{
if (wad.LumpInfos[lump].Size > 0)
{
yield return(lump);
}
}
}
}
public static BlockMap FromWad(Wad wad, int lump, LineDef[] lines)
{
var data = wad.ReadLump(lump);
var table = new short[data.Length / 2];
for (var i = 0; i < table.Length; i++)
{
var offset = 2 * i;
table[i] = BitConverter.ToInt16(data, offset);
}
var originX = Fixed.FromInt(table[0]);
var originY = Fixed.FromInt(table[1]);
var width = table[2];
var height = table[3];
return(new BlockMap(
originX,
originY,
width,
height,
table,
lines));
}
private void Init(Wad wad)
{
textures = new List <Texture>();
nameToTexture = new Dictionary <string, Texture>();
nameToNumber = new Dictionary <string, int>();
var patches = LoadPatches(wad);
for (var n = 1; n <= 2; n++)
{
var lumpNumber = wad.GetLumpNumber("TEXTURE" + n);
if (lumpNumber == -1)
{
break;
}
var data = wad.ReadLump(lumpNumber);
var count = BitConverter.ToInt32(data, 0);
for (var i = 0; i < count; i++)
{
var offset = BitConverter.ToInt32(data, 4 + 4 * i);
var texture = Texture.FromData(data, offset, patches);
nameToNumber.Add(texture.Name, textures.Count);
textures.Add(texture);
nameToTexture.Add(texture.Name, texture);
}
}
}
public void Dispose()
{
if (wad != null)
{
wad.Dispose();
wad = null;
}
}
public SfmlAudio(Wad wad)
{
buffers = new SoundBuffer[DoomInfo.SfxNames.Length];
amplitudes = new short[DoomInfo.SfxNames.Length];
for (var i = 0; i < DoomInfo.SfxNames.Length; i++)
{
var lump = wad.GetLumpNumber("DS" + DoomInfo.SfxNames[i]);
if (lump == -1)
{
continue;
}
var data = wad.ReadLump(lump);
var sampleRate = BitConverter.ToUInt16(data, 2);
var sampleCount = BitConverter.ToInt32(data, 4) - 32;
var samples = new short[sampleCount];
for (var t = 0; t < samples.Length; t++)
{
samples[t] = (short)((data[24 + t] - 128) << 8);
}
buffers[i] = new SoundBuffer(samples, 1, sampleRate);
short max = 0;
if (sampleCount > 0)
{
var count = Math.Min(sampleRate / 5, sampleCount);
for (var t = 0; t < count; t++)
{
var a = samples[t];
if (a == short.MinValue)
{
max = short.MaxValue;
break;
}
if (a < 0)
{
a = (short)(-a);
}
if (a > max)
{
max = a;
}
}
}
amplitudes[i] = max;
}
channels = new Sound[channelCount];
sources = new Mobj[channelCount];
priorities = new float[channelCount];
for (var i = 0; i < channels.Length; i++)
{
channels[i] = new Sound();
}
}
public static Patch FromWad(Wad wad, string name)
{
//* test for fullscreen graphics
if (name == "TITLE")
{
return(FromDataRaw(name, wad.ReadLump(name)));
}
return(FromData(name, wad.ReadLump(name)));
}
public void Dispose()
{
if (wad != null)
{
wad.Dispose();
wad = null;
}
Console.WriteLine("Wad files are disposed.");
}
public GameContent(string[] wadPaths)
{
wad = new Wad(wadPaths);
palette = new Palette(wad);
colorMap = new ColorMap(wad);
textures = new TextureLookup(wad);
flats = new FlatLookup(wad);
sprites = new SpriteLookup(wad);
animation = new TextureAnimation(textures, flats);
}
private static Patch CachedRead(int lump, Wad wad, Dictionary <int, Patch> cache)
{
if (!cache.ContainsKey(lump))
{
var name = wad.LumpInfos[lump].Name;
cache.Add(lump, Patch.FromData(name, wad.ReadLump(lump)));
}
return(cache[lump]);
}
private static string[] LoadPatchNames(Wad wad)
{
var data = wad.ReadLump("PNAMES");
var count = BitConverter.ToInt32(data, 0);
var names = new string[count];
for (var i = 0; i < names.Length; i++)
{
names[i] = DoomInterop.ToString(data, 4 + 8 * i, 8);
}
return(names);
}
private static int CountLump(Wad wad, string name)
{
var count = 0;
foreach (var lump in wad.LumpInfos)
{
if (lump.Name == name)
{
count++;
}
}
return(count);
}
public TextureLookup(Wad wad, bool useDummy)
{
if (!useDummy)
{
Init(wad);
}
else
{
InitDummy(wad);
}
InitSwitchList();
}
public static SfmlMusic GetSfmlMusicInstance(Config config, Wad wad)
{
var sfPath = Path.Combine(GetExeDirectory(), "TimGM6mb.sf2");
if (File.Exists(sfPath))
{
return(new SfmlMusic(config, wad, sfPath));
}
else
{
return(null);
}
}
public static SfmlMusic GetSfmlMusicInstance(Config config, Wad wad)
{
var sfPath = Path.Combine(GetExeDirectory(), config.audio_soundfont);
if (File.Exists(sfPath))
{
return(new SfmlMusic(config, wad, sfPath));
}
else
{
Console.WriteLine("SoundFont '" + config.audio_soundfont + "' was not found!");
return(null);
}
}
public static SfmlMusic GetSfmlMusicInstance(Config config, Wad wad)
{
return(null);
// TODO: load music
/*var sfPath = Path.Combine(GetExeDirectory(), "TimGM6mb.sf2");
* if (File.Exists(sfPath))
* {
* return new SfmlMusic(config, wad, sfPath);
* }
* else
* {
* return null;
* }*/
}
public FlatLookup(Wad wad, bool useDummy)
{
flats = new List <Flat>();
nameToFlat = new Dictionary <string, Flat>();
nameToNumber = new Dictionary <string, int>();
if (!useDummy)
{
Init(wad);
}
else
{
InitDummy(wad);
}
}
public CommonResource(params string[] wadPaths)
{
try
{
wad = new Wad(wadPaths);
palette = new Palette(wad);
colorMap = new ColorMap(wad);
textures = new TextureLookup(wad);
flats = new FlatLookup(wad);
sprites = new SpriteLookup(wad);
}
catch (Exception e)
{
ExceptionDispatchInfo.Capture(e).Throw();
}
}
public ColorMap(Wad wad)
{
var raw = wad.ReadLump("COLORMAP");
var num = raw.Length / 256;
data = new byte[num][];
for (var i = 0; i < num; i++)
{
data[i] = new byte[256];
var offset = 256 * i;
for (var c = 0; c < 256; c++)
{
data[i][c] = raw[offset + c];
}
}
}
public FlatLookup(Wad wad, bool useDummy)
{
if (!useDummy)
{
var fStartCount = CountLump(wad, "F_START");
var fEndCount = CountLump(wad, "F_END");
var ffStartCount = CountLump(wad, "FF_START");
var ffEndCount = CountLump(wad, "FF_END");
// Usual case.
var standard =
fStartCount == 1 &&
fEndCount == 1 &&
ffStartCount == 0 &&
ffEndCount == 0;
// A trick to add custom flats is used.
// https://www.doomworld.com/tutorials/fx2.php
var customFlatTrick =
fStartCount == 1 &&
fEndCount >= 2;
// Need deutex to add flats.
var deutexMerge =
fStartCount + ffStartCount >= 2 &&
fEndCount + ffEndCount >= 2;
if (standard || customFlatTrick)
{
InitStandard(wad);
}
else if (deutexMerge)
{
InitDeuTexMerge(wad);
}
else
{
throw new Exception("Faild to read flats.");
}
}
else
{
InitDummy(wad);
}
}
private void InitStandard(Wad wad)
{
try
{
Console.Write("Load flats: ");
var firstFlat = wad.GetLumpNumber("F_START") + 1;
var lastFlat = wad.GetLumpNumber("F_END") - 1;
var count = lastFlat - firstFlat + 1;
flats = new Flat[count];
nameToFlat = new Dictionary <string, Flat>();
nameToNumber = new Dictionary <string, int>();
for (var lump = firstFlat; lump <= lastFlat; lump++)
{
if (wad.GetLumpSize(lump) != 4096 && wad.GetLumpSize(lump) != 4)
{
continue;
}
var number = lump - firstFlat;
var name = wad.LumpInfos[lump].Name;
var flat = new Flat(name, wad.ReadLump(lump));
flats[number] = flat;
nameToFlat[name] = flat;
nameToNumber[name] = number;
}
skyFlatNumber = nameToNumber["F_SKY1"];
skyFlat = nameToFlat["F_SKY1"];
Console.WriteLine("OK (" + nameToFlat.Count + " flats)");
}
catch (Exception e)
{
Console.WriteLine("Failed");
ExceptionDispatchInfo.Throw(e);
}
}
private static Patch[] LoadPatches(Wad wad)
{
var patchNames = LoadPatchNames(wad);
var patches = new Patch[patchNames.Length];
for (var i = 0; i < patches.Length; i++)
{
var name = patchNames[i];
// This check is necessary to avoid crash in DOOM1.WAD.
if (wad.GetLumpNumber(name) == -1)
{
continue;
}
var data = wad.ReadLump(name);
patches[i] = Patch.FromData(name, data);
}
return(patches);
}
public static Sector[] FromWad(Wad wad, int lump, FlatLookup flats)
{
var length = wad.GetLumpSize(lump);
if (length % dataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / dataSize;
var sectors = new Sector[count];;
for (var i = 0; i < count; i++)
{
var offset = dataSize * i;
sectors[i] = FromData(data, offset, i, flats);
}
return(sectors);
}
public static SideDef[] FromWad(Wad wad, int lump, TextureLookup textures, Sector[] sectors)
{
var length = wad.GetLumpSize(lump);
if (length % dataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / dataSize;
var sides = new SideDef[count];;
for (var i = 0; i < count; i++)
{
var offset = dataSize * i;
sides[i] = FromData(data, offset, textures, sectors);
}
return(sides);
}
public static LineDef[] FromWad(Wad wad, int lump, Vertex[] vertices, SideDef[] sides)
{
var length = wad.GetLumpSize(lump);
if (length % DataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / DataSize;
var lines = new LineDef[count];;
for (var i = 0; i < count; i++)
{
var offset = 14 * i;
lines[i] = FromData(data, offset, vertices, sides);
}
return(lines);
}
public static MapThing[] FromWad(Wad wad, int lump)
{
var length = wad.GetLumpSize(lump);
if (length % DataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / DataSize;
var things = new MapThing[count];
for (var i = 0; i < count; i++)
{
var offset = DataSize * i;
things[i] = FromData(data, offset);
}
return(things);
}
private void InitDummy(Wad wad)
{
foreach (var lump in EnumerateFlats(wad))
{
var name = wad.LumpInfos[lump].Name;
if (nameToFlat.ContainsKey(name))
{
continue;
}
var flat = name != "F_SKY1" ? Dummy.GetFlat() : Dummy.GetSkyFlat();
nameToNumber.Add(name, flats.Count);
flats.Add(flat);
nameToFlat.Add(name, flat);
}
skyFlatNumber = nameToNumber["F_SKY1"];
skyFlat = nameToFlat["F_SKY1"];
}
public static Subsector[] FromWad(Wad wad, int lump, Seg[] segs)
{
var length = wad.GetLumpSize(lump);
if (length % Subsector.DataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / Subsector.DataSize;
var subsectors = new Subsector[count];
for (var i = 0; i < count; i++)
{
var offset = Subsector.DataSize * i;
subsectors[i] = Subsector.FromData(data, offset, segs);
}
return(subsectors);
}
