mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
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704 lines
18 KiB
C#
704 lines
18 KiB
C#
#region ================== Namespaces
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using CodeImp.DoomBuilder.Config;
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using CodeImp.DoomBuilder.Data;
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using CodeImp.DoomBuilder.Rendering;
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using CodeImp.DoomBuilder.GZBuilder.Data;
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#endregion
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namespace CodeImp.DoomBuilder.ZDoom
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{
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internal sealed class MapinfoParser : ZDTextParser
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{
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#region ================== Delegates
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public delegate void IncludeDelegate(MapinfoParser parser, string includefile, bool clearerror);
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public IncludeDelegate OnInclude;
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#endregion
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#region ================== Variables
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private MapInfo mapinfo;
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private string mapname;
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private readonly Dictionary<int, string> spawnnums;
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private readonly Dictionary<int, string> doomednums; // <DoomEdNum, <lowercase classname, List of default arguments>>
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private readonly HashSet<string> parsedlumps;
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#endregion
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#region ================== Properties
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internal override ScriptType ScriptType { get { return ScriptType.MAPINFO; } }
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public MapInfo MapInfo { get { return mapinfo; } }
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public Dictionary<int, string> SpawnNums { get { return spawnnums; } }
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public Dictionary<int, string> DoomEdNums { get { return doomednums; } }
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#endregion
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#region ================== Constructor
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public MapinfoParser()
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{
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// Syntax
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whitespace = "\n \t\r\u00A0";
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specialtokens = ",{}=\n";
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mapinfo = new MapInfo();
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spawnnums = new Dictionary<int, string>();
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doomednums = new Dictionary<int, string>();
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parsedlumps = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
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}
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#endregion
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#region ================== Parsing
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override public bool Parse(TextResourceData data, bool clearerrors)
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{
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if(string.IsNullOrEmpty(mapname)) throw new NotSupportedException("Map name required!");
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return Parse(data, mapname, clearerrors);
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}
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public bool Parse(TextResourceData data, string mapname, bool clearerrors)
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{
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this.mapname = mapname.ToLowerInvariant();
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//mxd. Already parsed?
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if(!base.AddTextResource(data))
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{
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if(clearerrors) ClearError();
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return true;
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}
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// Cannot process?
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if(!base.Parse(data, clearerrors)) return false;
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// Keep local data
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Stream localstream = datastream;
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string localsourcename = sourcename;
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int localsourcelumpindex = sourcelumpindex;
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BinaryReader localreader = datareader;
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DataLocation locallocation = datalocation;
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string localtextresourcepath = textresourcepath;
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// Classic format skip stoppers...
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HashSet<string> breakat = new HashSet<string> { "map", "defaultmap", "adddefaultmap" };
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while(SkipWhitespace(true))
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{
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string token = ReadToken().ToLowerInvariant();
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if(string.IsNullOrEmpty(token) || token == "$gzdb_skip") break;
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switch(token)
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{
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case "adddefaultmap":
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// Parse properties
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if(!ParseMapBlock()) return false;
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break;
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case "defaultmap":
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// Reset MapInfo
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mapinfo = new MapInfo();
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// Parse properties
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if(!ParseMapBlock()) return false;
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break;
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case "map":
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// Get map lump name
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SkipWhitespace(true);
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token = ReadToken().ToLowerInvariant();
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if(token != this.mapname)
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{
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// Map number? Try to build map name from it...
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int n;
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if(int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out n))
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{
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token = ((n > 0 && n < 10) ? "map0" + n : "map" + n);
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}
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// Still no dice?
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if(token != this.mapname)
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{
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SkipStructure(breakat);
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continue; // Not finished, search for next "map", "defaultmap" or "adddefaultmap" block
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}
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}
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// Try to get map name
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SkipWhitespace(true);
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token = ReadToken();
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if(token.ToLowerInvariant() == "lookup")
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{
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// No dice...
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SkipWhitespace(true);
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ReadToken();
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}
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else
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{
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mapinfo.Title = StripQuotes(token);
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}
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// Parse properties
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if(!ParseMapBlock()) return false;
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// There is a map entry for current map, which makes it defined
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mapinfo.IsDefined = true;
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break;
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case "include":
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if(!ParseInclude(clearerrors)) return false;
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// Set our buffers back to continue parsing
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datastream = localstream;
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datareader = localreader;
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sourcename = localsourcename;
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sourcelumpindex = localsourcelumpindex;
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datalocation = locallocation;
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textresourcepath = localtextresourcepath;
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break;
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case "gameinfo":
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if(!ParseGameInfo()) return false;
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break;
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case "doomednums":
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if(!ParseDoomEdNums()) return false;
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break;
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case "spawnnums":
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if(!ParseSpawnNums()) return false;
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break;
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}
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}
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// Check values
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if(mapinfo.FogDensity > 0 && (mapinfo.FadeColor.Red > 0 || mapinfo.FadeColor.Green > 0 || mapinfo.FadeColor.Blue > 0))
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mapinfo.HasFadeColor = true;
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if(mapinfo.OutsideFogDensity > 0 && (mapinfo.OutsideFogColor.Red > 0 || mapinfo.OutsideFogColor.Green > 0 || mapinfo.OutsideFogColor.Blue > 0))
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mapinfo.HasOutsideFogColor = true;
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if(string.IsNullOrEmpty(mapinfo.Sky2) && mapinfo.DoubleSky)
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{
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LogWarning("\"doublesky\" flag is defined without \"Sky2\" property.");
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mapinfo.DoubleSky = false;
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}
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// All done
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return !this.HasError;
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}
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private bool ParseInclude(bool clearerrors)
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{
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SkipWhitespace(true);
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string includelump = StripQuotes(ReadToken(false)); // Don't skip newline
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//INFO: ZDoom MAPINFO include paths can't be relative ("../mapstuff.txt")
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//or absolute ("d:/project/mapstuff.txt")
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//or have backward slashes ("info\mapstuff.txt")
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//include paths are relative to the first parsed entry, not the current one
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//also include paths may or may not be quoted
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if(!string.IsNullOrEmpty(includelump))
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{
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// Absolute paths are not supported...
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if(Path.IsPathRooted(includelump))
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{
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ReportError("Absolute include paths are not supported by ZDoom");
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return false;
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}
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// Relative paths are not supported
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if(includelump.StartsWith(RELATIVE_PATH_MARKER) || includelump.StartsWith(CURRENT_FOLDER_PATH_MARKER) ||
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includelump.StartsWith(ALT_RELATIVE_PATH_MARKER) || includelump.StartsWith(ALT_CURRENT_FOLDER_PATH_MARKER))
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{
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ReportError("Relative include paths are not supported by ZDoom");
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return false;
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}
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// Backward slashes are not supported
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if(includelump.Contains(Path.DirectorySeparatorChar.ToString(CultureInfo.InvariantCulture)))
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{
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ReportError("Only forward slashes are supported by ZDoom");
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return false;
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}
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// Check invalid path chars
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if(!CheckInvalidPathChars(includelump)) return false;
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// Already parsed?
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if(parsedlumps.Contains(includelump))
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{
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ReportError("Already parsed \"" + includelump + "\". Check your include directives");
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return false;
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}
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// Add to collection
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parsedlumps.Add(includelump);
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// Callback to parse this file
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if(OnInclude != null)
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{
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OnInclude(this, includelump, clearerrors);
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// Bail out on error
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if(this.HasError) return false;
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}
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}
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else
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{
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ReportError("Expected filename to include");
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return false;
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}
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// All done here
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return true;
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}
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private bool ParseGameInfo()
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{
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if(!NextTokenIs("{")) return false; // Finished with this file
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while(SkipWhitespace(true))
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{
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string token = ReadToken();
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if(string.IsNullOrEmpty(token))
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{
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ReportError("Failed to find the end of GameInfo block");
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return false; // Finished with this file
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}
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if(token == "}") break;
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if(token.ToLowerInvariant() == "skyflatname")
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{
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if(!NextTokenIs("=")) return false; // Finished with this file
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SkipWhitespace(true);
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string skyflatname = StripQuotes(ReadToken());
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if(string.IsNullOrEmpty(skyflatname))
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{
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ReportError("Expected SkyFlatName value");
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return false; // Finished with this file
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}
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General.Map.Config.SkyFlatName = skyflatname.ToUpperInvariant();
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}
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}
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// All done here
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return true;
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}
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private bool ParseDoomEdNums()
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{
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if(!NextTokenIs("{")) return false; // Finished with this file
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while(SkipWhitespace(true))
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{
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string token = ReadToken();
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if(string.IsNullOrEmpty(token))
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{
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ReportError("Failed to find the end of DoomEdNums block");
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return false; // Finished with this file
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}
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if(token == "}") break;
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// First must be a number
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int id;
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if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out id))
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{
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// Not numeric!
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ReportError("Expected DoomEdNums entry number, but got \"" + token + "\"");
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return false; // Finished with this file
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}
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// Then "="
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if(!NextTokenIs("=")) return false; // Finished with this file
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// Then actor class
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SkipWhitespace(false);
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string classname = StripQuotes(ReadToken());
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if(string.IsNullOrEmpty(classname))
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{
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ReportError("Expected DoomEdNums class definition");
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return false; // Finished with this file
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}
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// Possible special and args. We'll skip them
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for(int i = 0; i < 6; i++)
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{
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if(!NextTokenIs(",", false)) break;
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// Read special name or arg value
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if(!SkipWhitespace(true) || string.IsNullOrEmpty(ReadToken())) return false;
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}
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// Add to collection?
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if(id != 0) doomednums[id] = classname.ToLowerInvariant();
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}
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// All done here
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return true;
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}
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private bool ParseSpawnNums()
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{
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if(!NextTokenIs("{")) return false; // Finished with this file
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while(SkipWhitespace(true))
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{
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string token = ReadToken();
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if(string.IsNullOrEmpty(token))
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{
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ReportError("Failed to find the end of SpawnNums block");
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return false; // Finished with this file
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}
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if(token == "}") break;
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// First must be a number
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int id;
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if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out id))
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{
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// Not numeric!
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ReportError("Expected SpawnNums number, but got \"" + token + "\"");
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return false; // Finished with this file
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}
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// Then "="
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if(!NextTokenIs("=")) return false; // Finished with this file
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// Then actor class
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SkipWhitespace(false);
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token = StripQuotes(ReadToken());
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if(string.IsNullOrEmpty(token))
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{
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ReportError("Unable to get SpawnNums entry class definition");
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return false;
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}
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// Range check
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if((id < General.Map.FormatInterface.MinThingType) || (id > General.Map.FormatInterface.MaxThingType))
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{
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// Out of bounds!
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ReportError("\"" + token + "\" actor's spawn number must be between "
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+ General.Map.FormatInterface.MinThingType + " and " + General.Map.FormatInterface.MaxThingType);
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return false; // Finished with this file
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}
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// Add to collection
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spawnnums[id] = token.ToLowerInvariant();
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}
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// All done here
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return true;
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}
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#endregion
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#region ================== Map block parsing
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private bool ParseMapBlock()
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{
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bool classicformat = !NextTokenIs("{", false);
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// Track brace level
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int bracelevel = 0;
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// Parse required values
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while(SkipWhitespace(true))
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{
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string token = ReadToken().ToLowerInvariant();
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switch(token)
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{
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//TODO: are there any other blocks available in the classic format?..
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case "map": case "defaultmap": case "adddefaultmap":
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if(classicformat)
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{
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// We parsed too greadily, step back
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DataStream.Seek(-token.Length - 1, SeekOrigin.Current);
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// Finished with this block
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return true;
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}
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else
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{
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ReportError("Unexpected token \"" + token + "\"");
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return false;
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}
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case "sky2": case "sky1":
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if(!ParseSky(token)) return false;
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break;
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case "outsidefog": case "fade":
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if(!ParseFade(token)) return false;
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break;
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case "horizwallshade": case "vertwallshade":
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if(!ParseWallShade(token)) return false;
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break;
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case "outsidefogdensity": case "fogdensity":
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if(!ParseFogDensity(token)) return false;
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break;
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case "doublesky":
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mapinfo.DoubleSky = true;
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break;
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case "evenlighting":
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mapinfo.EvenLighting = true;
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break;
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case "smoothlighting":
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mapinfo.SmoothLighting = true;
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break;
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case "lightmode":
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if(!ParseLightMode()) return false;
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break;
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case "}": return true; // Block end
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case "{": // Skip inner blocks
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bracelevel++;
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if(bracelevel > 1)
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{
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do
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{
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SkipWhitespace(true);
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token = ReadToken();
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if(token == "{") bracelevel++;
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else if(token == "}") bracelevel--;
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} while(!string.IsNullOrEmpty(token) && bracelevel > 1);
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}
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break;
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}
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}
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// All done here
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return true;
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}
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private bool ParseSky(string skytype)
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{
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SkipWhitespace(true);
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string token = StripQuotes(ReadToken());
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// New format
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if(token == "=")
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{
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SkipWhitespace(true);
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// Should be sky texture name
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token = StripQuotes(ReadToken());
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bool gotcomma = (token.IndexOf(",", StringComparison.Ordinal) != -1);
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if(gotcomma) token = token.Replace(",", "");
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string skytexture = token.ToUpperInvariant();
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if(string.IsNullOrEmpty(skytexture))
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{
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ReportError("Expected " + skytype + " texture name");
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return false;
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}
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if(skytype == "sky1")
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mapinfo.Sky1 = skytexture;
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else
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mapinfo.Sky2 = skytexture;
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// Check if we have scrollspeed
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SkipWhitespace(true);
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token = ReadToken();
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if(!gotcomma && token == ",")
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{
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gotcomma = true;
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SkipWhitespace(true);
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token = ReadToken();
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}
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if(gotcomma)
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{
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float scrollspeed = 0;
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if(!ReadSignedFloat(token, ref scrollspeed))
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{
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// Not numeric!
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ReportError("Expected " + skytype + " scroll speed value, but got \"" + token + "\"");
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return false;
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}
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if(skytype == "sky1")
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mapinfo.Sky1ScrollSpeed = scrollspeed;
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else
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mapinfo.Sky2ScrollSpeed = scrollspeed;
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}
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else
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{
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datastream.Seek(-token.Length - 1, SeekOrigin.Current); // Step back and try parsing this token again
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}
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}
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// Old format
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else
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{
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// Token should be sky1/2 name
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if(string.IsNullOrEmpty(token))
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{
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ReportError("Expected " + skytype + " texture name");
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return false;
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}
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if(skytype == "sky1")
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mapinfo.Sky1 = token.ToUpperInvariant();
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else
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mapinfo.Sky2 = token.ToUpperInvariant();
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// Try to read scroll speed
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SkipWhitespace(true);
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token = ReadToken();
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float scrollspeed = 0;
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if(!ReadSignedFloat(token, ref scrollspeed))
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{
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// Not numeric!
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datastream.Seek(-token.Length - 1, SeekOrigin.Current); // Step back and try parsing this token again
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return true;
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}
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if(skytype == "sky1")
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mapinfo.Sky1ScrollSpeed = scrollspeed;
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else
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mapinfo.Sky2ScrollSpeed = scrollspeed;
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}
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// All done here
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return true;
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}
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private bool ParseFade(string fadetype)
|
|
{
|
|
SkipWhitespace(true);
|
|
string token = ReadToken();
|
|
|
|
// New format?
|
|
if(token == "=")
|
|
{
|
|
SkipWhitespace(true);
|
|
token = ReadToken();
|
|
}
|
|
|
|
// Get the color value
|
|
string colorval = StripQuotes(token).ToLowerInvariant().Replace(" ", "");
|
|
|
|
if(string.IsNullOrEmpty(colorval))
|
|
{
|
|
ReportError("Expected " + fadetype + " color value");
|
|
return false;
|
|
}
|
|
|
|
// Try to get the color...
|
|
PixelColor color = new PixelColor();
|
|
if(GetColorFromString(colorval, ref color))
|
|
{
|
|
if(fadetype == "fade")
|
|
mapinfo.FadeColor = color.ToColorValue();
|
|
else
|
|
mapinfo.OutsideFogColor = color.ToColorValue();
|
|
}
|
|
else //...or not
|
|
{
|
|
ReportError("Failed to parse " + fadetype + " value from string \"" + colorval + "\"");
|
|
return false;
|
|
}
|
|
|
|
// All done here
|
|
return true;
|
|
}
|
|
|
|
private bool ParseWallShade(string shadetype)
|
|
{
|
|
SkipWhitespace(true);
|
|
string token = ReadToken();
|
|
|
|
// New format
|
|
if(token == "=")
|
|
{
|
|
SkipWhitespace(true);
|
|
token = ReadToken();
|
|
}
|
|
|
|
int val = 0;
|
|
if(!ReadSignedInt(token, ref val))
|
|
{
|
|
// Not numeric!
|
|
ReportError("Expected " + shadetype + " value, but got \"" + token + "\"");
|
|
return false;
|
|
}
|
|
|
|
if(shadetype == "vertwallshade")
|
|
mapinfo.VertWallShade = General.Clamp(val, -255, 255);
|
|
else
|
|
mapinfo.HorizWallShade = General.Clamp(val, -255, 255);
|
|
|
|
// All done here
|
|
return true;
|
|
}
|
|
|
|
private bool ParseFogDensity(string densitytype)
|
|
{
|
|
SkipWhitespace(true);
|
|
if(!NextTokenIs("=")) return false; // New format only
|
|
SkipWhitespace(true);
|
|
string token = ReadToken();
|
|
|
|
int val;
|
|
if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out val))
|
|
{
|
|
// Not numeric!
|
|
ReportError("Expected " + densitytype + " value, but got \"" + token + "\"");
|
|
return false;
|
|
}
|
|
|
|
if(densitytype == "fogdensity") mapinfo.FogDensity = val;
|
|
else mapinfo.OutsideFogDensity = val;
|
|
|
|
// All done here
|
|
return true;
|
|
}
|
|
|
|
private bool ParseLightMode()
|
|
{
|
|
SkipWhitespace(true);
|
|
if(!NextTokenIs("=")) return false; // New format only
|
|
SkipWhitespace(true);
|
|
string token = ReadToken();
|
|
|
|
int val;
|
|
if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out val))
|
|
{
|
|
// Not numeric!
|
|
ReportError("Expected LightMode value, but got \"" + token + "\"");
|
|
return false;
|
|
}
|
|
|
|
// Store
|
|
mapinfo.LightMode = (MapInfo.GZDoomLightMode)val;
|
|
|
|
// All done here
|
|
return true;
|
|
}
|
|
|
|
#endregion
|
|
|
|
}
|
|
}
|