UltimateZoneBuilder/Source/Core/Data/WADReader.cs

948 lines
27 KiB
C#

#region ================== Copyright (c) 2007 Pascal vd Heiden
/*
* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
* This program is released under GNU General Public License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#endregion
#region ================== Namespaces
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using CodeImp.DoomBuilder.IO;
using CodeImp.DoomBuilder.ZDoom;
using CodeImp.DoomBuilder.GZBuilder.Data;
using System.Text.RegularExpressions;
#endregion
namespace CodeImp.DoomBuilder.Data
{
internal sealed class WADReader : DataReader
{
#region ================== Constants
#endregion
#region ================== Structures
private struct LumpRange
{
public int start;
public int end;
}
#endregion
#region ================== Variables
// Source
private WAD file;
private bool is_iwad;
private bool strictpatches;
// Lump ranges
private List<LumpRange> flatranges;
private List<LumpRange> invertedflatranges; //mxd
private List<LumpRange> patchranges;
private List<LumpRange> spriteranges;
private List<LumpRange> textureranges;
private List<LumpRange> colormapranges;
private List<LumpRange> voxelranges; //mxd
#endregion
#region ================== Properties
public bool IsIWAD { get { return is_iwad; } }
#endregion
#region ================== Constructor / Disposer
// Constructor
public WADReader(DataLocation dl) : base(dl)
{
General.WriteLogLine("Opening WAD resource '" + location.location + "'");
if(!File.Exists(location.location))
throw new FileNotFoundException("Could not find the file \"" + location.location + "\"", location.location);
// Initialize
file = new WAD(location.location, true);
is_iwad = (file.Type == WAD.TYPE_IWAD);
strictpatches = dl.option1;
patchranges = new List<LumpRange>();
spriteranges = new List<LumpRange>();
flatranges = new List<LumpRange>();
textureranges = new List<LumpRange>();
colormapranges = new List<LumpRange>();
voxelranges = new List<LumpRange>(); //mxd
// Find ranges
FindRanges(patchranges, General.Map.Config.PatchRanges, "patches");
FindRanges(spriteranges, General.Map.Config.SpriteRanges, "sprites");
FindRanges(flatranges, General.Map.Config.FlatRanges, "flats");
FindRanges(textureranges, General.Map.Config.TextureRanges, "textures");
FindRanges(colormapranges, General.Map.Config.ColormapRanges, "colormaps");
FindRanges(voxelranges, General.Map.Config.VoxelRanges, "voxels");
//mxd
invertedflatranges = new List<LumpRange>();
if(flatranges.Count > 0)
{
//add range before the first flatrange
if (flatranges[0].start > 0)
{
LumpRange range = new LumpRange {start = 0, end = flatranges[0].start - 1};
invertedflatranges.Add(range);
}
//add ranges between flatranges
for(int i = 1; i < flatranges.Count; i++)
{
LumpRange range = new LumpRange { start = flatranges[i - 1].end + 1, end = flatranges[i].start - 1 };
invertedflatranges.Add(range);
}
//add range after the last flatrange
if(flatranges[flatranges.Count - 1].end < file.Lumps.Count - 1)
{
LumpRange range = new LumpRange { start = flatranges[flatranges.Count - 1].end + 1, end = file.Lumps.Count - 1 };
invertedflatranges.Add(range);
}
}
else // No flat ranges? Make one giant range then...
{
LumpRange range = new LumpRange {start = 0, end = file.Lumps.Count - 1};
invertedflatranges.Add(range);
}
// We have no destructor
GC.SuppressFinalize(this);
}
// Disposer
public override void Dispose()
{
// Not already disposed?
if(!isdisposed)
{
General.WriteLogLine("Closing WAD resource '" + location.location + "'");
// Clean up
file.Dispose();
// Done
base.Dispose();
}
}
#endregion
#region ================== Management
// Return a short name for this data location
public override string GetTitle()
{
return Path.GetFileName(location.location);
}
// This suspends use of this resource
public override void Suspend()
{
file.Dispose();
base.Suspend();
}
// This resumes use of this resource
public override void Resume()
{
file = new WAD(location.location, true);
is_iwad = (file.Type == WAD.TYPE_IWAD);
base.Resume();
}
// This fills a ranges list
private void FindRanges(List<LumpRange> ranges, IDictionary rangeinfos, string rangename)
{
Dictionary<LumpRange, KeyValuePair<string, string>> failedranges = new Dictionary<LumpRange, KeyValuePair<string, string>>(); //mxd
Dictionary<int, bool> successfulrangestarts = new Dictionary<int, bool>(); //mxd
Dictionary<int, bool> failedrangestarts = new Dictionary<int, bool>(); //mxd
foreach(DictionaryEntry r in rangeinfos)
{
// Read start and end
string rangestart = General.Map.Config.ReadSetting(rangename + "." + r.Key + ".start", "");
string rangeend = General.Map.Config.ReadSetting(rangename + "." + r.Key + ".end", "");
if((rangestart.Length > 0) && (rangeend.Length > 0))
{
// Find ranges
int startindex = file.FindLumpIndex(rangestart);
while(startindex > -1)
{
LumpRange range = new LumpRange();
range.start = startindex;
range.end = file.FindLumpIndex(rangeend, startindex);
if(range.end > -1)
{
if(!successfulrangestarts.ContainsKey(startindex)) successfulrangestarts.Add(startindex, false); //mxd
ranges.Add(range);
startindex = file.FindLumpIndex(rangestart, range.end);
}
else
{
//mxd
if (!failedrangestarts.ContainsKey(startindex))
{
failedranges.Add(range, new KeyValuePair<string, string>(rangestart, rangeend)); //mxd
failedrangestarts.Add(startindex, false);
}
startindex = -1;
}
}
}
}
//mxd. Display warnings for unclosed ranges
foreach (KeyValuePair<LumpRange, KeyValuePair<string, string>> group in failedranges)
{
if(successfulrangestarts.ContainsKey(group.Key.start)) continue;
General.ErrorLogger.Add(ErrorType.Warning, "'" + group.Value.Key + "' range at index " + group.Key.start + " is not closed in '" + location.location + "' ('" + group.Value.Value + "' marker is missing)!");
}
}
#endregion
#region ================== Palette
// This loads the PLAYPAL palette
public override Playpal LoadPalette()
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
// Look for a lump named PLAYPAL
Lump lump = file.FindLump("PLAYPAL");
if(lump != null) return new Playpal(lump.Stream); // Read the PLAYPAL from stream
return null; // No palette
}
#endregion
#region ================== Colormaps
// This loads the textures
public override ICollection<ImageData> LoadColormaps()
{
List<ImageData> images = new List<ImageData>();
string rangestart, rangeend;
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
// Read ranges from configuration
foreach(DictionaryEntry r in General.Map.Config.ColormapRanges)
{
// Read start and end
rangestart = General.Map.Config.ReadSetting("colormaps." + r.Key + ".start", "");
rangeend = General.Map.Config.ReadSetting("colormaps." + r.Key + ".end", "");
if((rangestart.Length > 0) && (rangeend.Length > 0))
{
// Load texture range
LoadColormapsRange(rangestart, rangeend, ref images);
}
}
// Add images to the container-specific texture set
foreach(ImageData img in images)
textureset.AddFlat(img);
// Return result
return images;
}
// This loads a range of colormaps
private void LoadColormapsRange(string startlump, string endlump, ref List<ImageData> images)
{
int startindex, endindex;
ColormapImage image;
// Continue until no more start can be found
startindex = file.FindLumpIndex(startlump);
while(startindex > -1)
{
// Find end index
endindex = file.FindLumpIndex(endlump, startindex + 1);
if(endindex > -1)
{
// Go for all lumps between start and end exclusive
for(int i = startindex + 1; i < endindex; i++)
{
// Lump not zero-length?
if(file.Lumps[i].Length > 0)
{
// Make the image object
image = new ColormapImage(file.Lumps[i].Name);
// Add image to collection
images.Add(image);
}
}
}
// Find the next start
startindex = file.FindLumpIndex(startlump, startindex + 1);
}
}
// This finds and returns a colormap stream
public override Stream GetColormapData(string pname)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
Lump lump;
// Strictly read patches only between C_START and C_END?
if(strictpatches)
{
// Find the lump in ranges
foreach(LumpRange range in colormapranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
}
else
{
// Find the lump anywhere
lump = file.FindLump(pname);
if(lump != null) return lump.Stream;
}
return null;
}
#endregion
#region ================== Textures
// This loads the textures
public override ICollection<ImageData> LoadTextures(PatchNames pnames)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
List<ImageData> images = new List<ImageData>();
float defaultscale = General.Map.Config.DefaultTextureScale; //mxd
// Load two sets of textures, if available
Lump lump = file.FindLump("TEXTURE1");
if(lump != null)
{
LoadTextureSet("TEXTURE1", lump.Stream, ref images, pnames);
if(images.Count > 0) images.RemoveAt(0); //mxd. The first TEXTURE1 texture cannot be used. Let's remove it here
}
lump = file.FindLump("TEXTURE2");
if(lump != null) LoadTextureSet("TEXTURE2", lump.Stream, ref images, pnames);
// Read ranges from configuration
foreach(LumpRange range in textureranges)
{
// Go for all lumps between start and end exclusive
for(int i = range.start + 1; i < range.end; i++)
{
// Lump not zero length?
if(file.Lumps[i].Length > 0)
{
// Make the image
SimpleTextureImage image = new SimpleTextureImage(file.Lumps[i].Name, file.Lumps[i].Name, defaultscale, defaultscale);
// Add image to collection
images.Add(image);
}
else
{
// Can't load image without size
General.ErrorLogger.Add(ErrorType.Error, "Can't load texture '" + file.Lumps[i].Name + "' because it doesn't contain any data.");
}
}
}
// Load TEXTURES lump file
int lumpindex = file.FindLumpIndex("TEXTURES");
while(lumpindex > -1)
{
MemoryStream filedata = new MemoryStream(file.Lumps[lumpindex].Stream.ReadAllBytes());
WADReader.LoadHighresTextures(filedata, "TEXTURES", ref images, null, null);
filedata.Dispose();
// Find next
lumpindex = file.FindLumpIndex("TEXTURES", lumpindex + 1);
}
// Add images to the container-specific texture set
foreach(ImageData img in images) textureset.AddTexture(img);
// Return result
return images;
}
// This loads the texture definitions from a TEXTURES lump
public static void LoadHighresTextures(Stream stream, string filename, ref List<ImageData> images, Dictionary<long, ImageData> textures, Dictionary<long, ImageData> flats)
{
// Parse the data
TexturesParser parser = new TexturesParser();
parser.Parse(stream, filename);
// Make the textures
foreach(TextureStructure t in parser.Textures)
{
if(t.Name.Length > 0)
{
// Add the texture
ImageData img = t.MakeImage();
images.Add(img);
}
else
{
// Can't load image without name
General.ErrorLogger.Add(ErrorType.Error, "Can't load an unnamed texture from \"" + filename + "\". Please consider giving names to your resources.");
}
}
}
// This loads a set of textures
public static void LoadTextureSet(string sourcename, Stream texturedata, ref List<ImageData> images, PatchNames pnames)
{
BinaryReader reader = new BinaryReader(texturedata);
int flags, width, height, patches, px, py, pi;
uint numtextures;
byte scalebytex, scalebytey;
float scalex, scaley, defaultscale;
byte[] namebytes;
TextureImage image = null;
bool strifedata;
if(texturedata.Length == 0) return;
// Determine default scale
defaultscale = General.Map.Config.DefaultTextureScale;
// Get number of textures
texturedata.Seek(0, SeekOrigin.Begin);
numtextures = reader.ReadUInt32();
// Skip offset bytes (we will read all textures sequentially)
texturedata.Seek(4 * numtextures, SeekOrigin.Current);
// Go for all textures defined in this lump
for(uint i = 0; i < numtextures; i++)
{
// Read texture properties
namebytes = reader.ReadBytes(8);
flags = reader.ReadUInt16();
scalebytex = reader.ReadByte();
scalebytey = reader.ReadByte();
width = reader.ReadInt16();
height = reader.ReadInt16();
patches = reader.ReadInt16();
// Check for doom or strife data format
if(patches == 0)
{
// Ignore 2 bytes and then read number of patches
texturedata.Seek(2, SeekOrigin.Current);
patches = reader.ReadInt16();
strifedata = false;
}
else
{
// Texture data is in strife format
strifedata = true;
}
// Determine actual scales
if(scalebytex == 0) scalex = defaultscale; else scalex = 1f / (scalebytex / 8f);
if(scalebytey == 0) scaley = defaultscale; else scaley = 1f / (scalebytey / 8f);
// Validate data
if((width > 0) && (height > 0) && (patches > 0) &&
(scalex != 0) || (scaley != 0))
{
string texname = Lump.MakeNormalName(namebytes, WAD.ENCODING);
if(texname.Length > 0)
{
// Make the image object
image = new TextureImage(Lump.MakeNormalName(namebytes, WAD.ENCODING),
width, height, scalex, scaley);
}
else
{
// Can't load image without name
General.ErrorLogger.Add(ErrorType.Error, "Can't load an unnamed texture from \"" + sourcename + "\". Please consider giving names to your resources.");
}
// Go for all patches in texture
for(int p = 0; p < patches; p++)
{
// Read patch properties
px = reader.ReadInt16();
py = reader.ReadInt16();
pi = reader.ReadUInt16();
if(!strifedata) texturedata.Seek(4, SeekOrigin.Current);
// Validate data
if((pi >= 0) && (pi < pnames.Length))
{
if(pnames[pi].Length > 0)
{
// Create patch on image
if(image != null) image.AddPatch(new TexturePatch(pnames[pi], px, py));
}
else
{
// Can't load image without name
General.ErrorLogger.Add(ErrorType.Error, "Can't use an unnamed patch referenced in \"" + sourcename + "\". Please consider giving names to your resources.");
}
}
}
// Add image to collection
images.Add(image);
}
else
{
// Skip patches data
texturedata.Seek(6 * patches, SeekOrigin.Current);
if(!strifedata) texturedata.Seek(4 * patches, SeekOrigin.Current);
}
}
}
// This returns the patch names from the PNAMES lump
public override PatchNames LoadPatchNames()
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
// Look for a lump named PNAMES
Lump lump = file.FindLump("PNAMES");
if(lump != null) return new PatchNames(lump.Stream); // Read the PNAMES from stream
return null; // No patch names found
}
// This finds and returns a patch stream
public override Stream GetPatchData(string pname, bool longname)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
if(longname) return null; //mxd
Lump lump;
// mxd. First strictly read patches between P_START and P_END
foreach(LumpRange range in patchranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
if (!strictpatches)
{
//mxd. Find the lump anywhere EXCEPT flat ranges (the way it's done in ZDoom)
foreach (LumpRange range in invertedflatranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
// Find the lump anywhere IN flat ranges
foreach (LumpRange range in flatranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
}
return null;
}
// This finds and returns a texture stream
public override Stream GetTextureData(string pname, bool longname)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
if(longname) return null; //mxd
Lump lump;
// Find the lump in ranges
foreach(LumpRange range in textureranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
return null;
}
#endregion
#region ================== Flats
//mxd. This loads the flats
public override ICollection<ImageData> LoadFlats()
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
List<ImageData> images = new List<ImageData>();
FlatImage image;
foreach(LumpRange range in flatranges)
{
if(range.end < range.start + 2) continue;
for(int i = range.start + 1; i < range.end; i++)
{
// Lump not zero-length?
if(file.Lumps[i].Length > 0)
{
// Make the image object
image = new FlatImage(file.Lumps[i].Name);
// Add image to collection
images.Add(image);
}
}
}
// Load TEXTURES lump file
int lumpindex = file.FindLumpIndex("TEXTURES");
while(lumpindex > -1)
{
MemoryStream filedata = new MemoryStream(file.Lumps[lumpindex].Stream.ReadAllBytes());
WADReader.LoadHighresFlats(filedata, "TEXTURES", ref images, null, null);
filedata.Dispose();
// Find next
lumpindex = file.FindLumpIndex("TEXTURES", lumpindex + 1);
}
// Add images to the container-specific texture set
foreach(ImageData img in images) textureset.AddFlat(img);
// Return result
return images;
}
// This loads the flat definitions from a TEXTURES lump
public static void LoadHighresFlats(Stream stream, string filename, ref List<ImageData> images, Dictionary<long, ImageData> textures, Dictionary<long, ImageData> flats)
{
// Parse the data
TexturesParser parser = new TexturesParser();
parser.Parse(stream, filename);
// Make the textures
foreach(TextureStructure t in parser.Flats)
{
if(t.Name.Length > 0)
{
// Add the texture
ImageData img = t.MakeImage();
images.Add(img);
}
else
{
// Can't load image without name
General.ErrorLogger.Add(ErrorType.Error, "Can't load an unnamed flat from \"" + filename + "\". Please consider giving names to your resources.");
}
}
}
// This finds and returns a patch stream
public override Stream GetFlatData(string pname, bool longname)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
if(longname) return null; //mxd
Lump lump;
// Find the lump in ranges
foreach(LumpRange range in flatranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
return null;
}
#endregion
#region ================== Sprite
// This loads the textures
public override ICollection<ImageData> LoadSprites()
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
List<ImageData> images = new List<ImageData>();
// Load TEXTURES lump file
int lumpindex = file.FindLumpIndex("TEXTURES");
while(lumpindex > -1)
{
MemoryStream filedata = new MemoryStream(file.Lumps[lumpindex].Stream.ReadAllBytes());
WADReader.LoadHighresSprites(filedata, "TEXTURES", ref images, null, null);
filedata.Dispose();
// Find next
lumpindex = file.FindLumpIndex("TEXTURES", lumpindex + 1);
}
// Return result
return images;
}
// This loads the sprites definitions from a TEXTURES lump
public static void LoadHighresSprites(Stream stream, string filename, ref List<ImageData> images, Dictionary<long, ImageData> textures, Dictionary<long, ImageData> flats)
{
// Parse the data
TexturesParser parser = new TexturesParser();
parser.Parse(stream, filename);
// Make the textures
foreach(TextureStructure t in parser.Sprites)
{
if(t.Name.Length > 0)
{
// Add the sprite
ImageData img = t.MakeImage();
images.Add(img);
}
else
{
// Can't load image without name
General.ErrorLogger.Add(ErrorType.Error, "Can't load an unnamed sprite from \"" + filename + "\". Please consider giving names to your resources.");
}
}
}
// This finds and returns a sprite stream
public override Stream GetSpriteData(string pname)
{
Lump lump;
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
// Find the lump in ranges
foreach(LumpRange range in spriteranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return lump.Stream;
}
return null;
}
// This checks if the given sprite exists
public override bool GetSpriteExists(string pname)
{
Lump lump;
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
// Find the lump in ranges
foreach(LumpRange range in spriteranges)
{
lump = file.FindLump(pname, range.start, range.end);
if(lump != null) return true;
}
return false;
}
#endregion
#region ================== Voxels (mxd)
//mxd. This returns the list of voxels, which can be used without VOXELDEF definition
public override string[] GetVoxelNames()
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
List<string> voxels = new List<string>();
Regex spriteName = new Regex(SPRITE_NAME_PATTERN);
foreach(LumpRange range in voxelranges)
{
if(range.start == range.end) continue;
for(int i = range.start + 1; i < range.end; i++)
{
if(spriteName.IsMatch(file.Lumps[i].Name)) voxels.Add(file.Lumps[i].Name);
}
}
return voxels.ToArray();
}
//mxd
public override KeyValuePair<string, Stream> GetVoxeldefData()
{
Lump lump = file.FindLump("VOXELDEF");
if(lump != null) return new KeyValuePair<string, Stream>("VOXELDEF", lump.Stream);
return new KeyValuePair<string, Stream>();
}
//mxd. This finds and returns a voxel stream or null if no voxel was found
public override Stream GetVoxelData(string name)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
Lump lump;
foreach(LumpRange range in voxelranges)
{
if(range.start == range.end) continue;
lump = file.FindLump(name, range.start, range.end);
if(lump != null) return lump.Stream;
}
return null;
}
#endregion
#region ================== Decorate, Gldefs, Mapinfo, etc...
// This finds and returns a sprite stream
public override Dictionary<string, Stream> GetDecorateData(string pname)
{
// Error when suspended
if(issuspended) throw new Exception("Data reader is suspended");
Dictionary<string, Stream> result = new Dictionary<string, Stream>();
// Find all lumps named 'DECORATE'
int lumpindex = file.FindLumpIndex(pname);
while(lumpindex > -1)
{
//mxd. Since we are using Dictionary, all names should be unique
result.Add(Path.Combine(file.Filename, pname + "#" + lumpindex), file.Lumps[lumpindex].Stream);
// Find next
lumpindex = file.FindLumpIndex(pname, lumpindex + 1);
}
return result;
}
//mxd
public override Dictionary<string, Stream> GetMapinfoData()
{
if (issuspended) throw new Exception("Data reader is suspended");
Dictionary<string, Stream> streams = new Dictionary<string, Stream>(StringComparer.Ordinal);
string src = "ZMAPINFO";
//should be only one entry per wad
//first look for ZMAPINFO
int lumpindex = file.FindLumpIndex(src);
//then for MAPINFO
if (lumpindex == -1)
{
src = "MAPINFO";
lumpindex = file.FindLumpIndex(src);
}
if(lumpindex != -1) streams.Add(src, file.Lumps[lumpindex].Stream);
return streams;
}
//mxd
public override Dictionary<string, Stream> GetGldefsData(GameType gameType)
{
if (issuspended) throw new Exception("Data reader is suspended");
Dictionary<string, Stream> streams = new Dictionary<string, Stream>(StringComparer.Ordinal);
int lumpindex;
//try to load game specific GLDEFS first
if (gameType != GameType.UNKNOWN)
{
string lumpName = Gldefs.GLDEFS_LUMPS_PER_GAME[(int)gameType];
lumpindex = file.FindLumpIndex(lumpName);
if (lumpindex != -1)
streams.Add(lumpName, file.Lumps[lumpindex].Stream);
}
//should be only one entry per wad
lumpindex = file.FindLumpIndex("GLDEFS");
if (lumpindex != -1) streams.Add("GLDEFS", file.Lumps[lumpindex].Stream);
return streams;
}
//mxd
public override Dictionary<string, Stream> GetGldefsData(string location)
{
if (issuspended) throw new Exception("Data reader is suspended");
Dictionary<string, Stream> streams = new Dictionary<string, Stream>(StringComparer.Ordinal);
int lumpindex = file.FindLumpIndex(location);
if (lumpindex != -1) streams.Add(location, file.Lumps[lumpindex].Stream);
return streams;
}
//mxd
public override Dictionary<string, Stream> GetModeldefData()
{
return GetGldefsData("MODELDEF");
}
//mxd
internal override MemoryStream LoadFile(string name)
{
Lump l = file.FindLump(name);
if (l != null)
{
l.Stream.Seek(0, SeekOrigin.Begin);
return new MemoryStream(l.Stream.ReadAllBytes());
}
return null;
}
//mxd
internal override bool FileExists(string name)
{
return file.FindLumpIndex(name) != -1;
}
#endregion
}
}