mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
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492 lines
14 KiB
C#
492 lines
14 KiB
C#
#region ================== Namespaces
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using System;
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using System.IO;
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using System.Globalization;
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using SlimDX;
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using CodeImp.DoomBuilder.GZBuilder.Data;
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using CodeImp.DoomBuilder.Geometry;
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#endregion
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namespace CodeImp.DoomBuilder.GZBuilder.GZDoom
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{
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internal sealed class ModeldefStructure
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{
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private const int MAX_MODELS = 4; //maximum models per modeldef entry, zero-based
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private bool parsingfinished;
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internal ModelData ModelData;
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internal bool ParsingFinished { get { return parsingfinished; } }
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internal bool Parse(ModeldefParser parser, string classname)
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{
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#region ================== Vars
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string[] textureNames = new string[MAX_MODELS];
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string[] modelNames = new string[MAX_MODELS];
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string[] frameNames = new string[MAX_MODELS];
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int[] frameIndices = new int[MAX_MODELS];
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bool[] modelsUsed = new bool[MAX_MODELS];
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string path = "";
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Vector3 scale = new Vector3(1, 1, 1);
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Vector3 offset = new Vector3();
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float angleOffset = 0;
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float pitchOffset = 0;
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float rollOffset = 0;
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bool inheritactorpitch = false;
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bool inheritactorroll = false;
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string token;
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#endregion
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//read modeldef structure contents
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parsingfinished = false;
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while(!parsingfinished && parser.SkipWhitespace(true))
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{
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token = parser.ReadToken();
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if(!string.IsNullOrEmpty(token))
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{
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token = parser.StripTokenQuotes(token).ToLowerInvariant(); //ANYTHING can be quoted...
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switch(token)
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{
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#region ================== Path
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case "path":
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parser.SkipWhitespace(true);
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path = parser.StripTokenQuotes(parser.ReadToken(false)).Replace("/", "\\"); // Don't skip newline
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if(string.IsNullOrEmpty(path))
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{
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parser.ReportError("Expected model path, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== Model
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case "model":
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parser.SkipWhitespace(true);
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//model index
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int index;
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out index))
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{
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// Not numeric!
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parser.ReportError("Expected model index, but got '" + token + "'");
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return false;
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}
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if(index >= MAX_MODELS)
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{
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parser.ReportError("GZDoom doesn't allow more than " + MAX_MODELS + " models per MODELDEF entry");
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return false;
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}
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parser.SkipWhitespace(true);
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//model path
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token = parser.StripTokenQuotes(parser.ReadToken(false)).ToLowerInvariant(); // Don't skip newline
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if(string.IsNullOrEmpty(token))
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{
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parser.ReportError("Expected model name");
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return false;
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}
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//check invalid path chars
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if(!parser.CheckInvalidPathChars(token)) return false;
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//check extension
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string modelext = Path.GetExtension(token);
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if(string.IsNullOrEmpty(modelext))
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{
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parser.ReportError("Model '" + token + "' won't be loaded. Models without extension are not supported by GZDoom");
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return false;
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}
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if(modelext != ".md3" && modelext != ".md2")
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{
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parser.ReportError("Model '" + token + "' won't be loaded. Only MD2 and MD3 models are supported");
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return false;
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}
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//GZDoom allows models with identical modelIndex, it uses the last one encountered
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modelNames[index] = Path.Combine(path, token);
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break;
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#endregion
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#region ================== Skin
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case "skin":
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parser.SkipWhitespace(true);
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//skin index
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int skinIndex;
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out skinIndex))
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{
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// Not numeric!
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parser.ReportError("Expected skin index, but got '" + token + "'");
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return false;
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}
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if(skinIndex >= MAX_MODELS)
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{
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parser.ReportError("GZDoom doesn't allow more than " + MAX_MODELS + " skins per MODELDEF entry");
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return false;
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}
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parser.SkipWhitespace(true);
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//skin path
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token = parser.StripTokenQuotes(parser.ReadToken(false)).ToLowerInvariant(); // Don't skip newline
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if(string.IsNullOrEmpty(token))
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{
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parser.ReportError("Skin path required");
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return false;
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}
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//check invalid path chars
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if(!parser.CheckInvalidPathChars(token)) return false;
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//check extension
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string texext = Path.GetExtension(token);
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if(Array.IndexOf(ModelData.SUPPORTED_TEXTURE_EXTENSIONS, texext) == -1)
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{
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parser.ReportError("Image format '" + texext + "' is not supported");
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return false;
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}
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//GZDoom allows skins with identical modelIndex, it uses the last one encountered
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textureNames[skinIndex] = Path.Combine(path, token);
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break;
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#endregion
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#region ================== Scale
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case "scale":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref scale.Y))
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{
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// Not numeric!
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parser.ReportError("Expected Scale X value, but got '" + token + "'");
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return false;
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}
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref scale.X))
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{
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// Not numeric!
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parser.ReportError("Expected Scale Y value, but got '" + token + "'");
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return false;
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}
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref scale.Z))
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{
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// Not numeric!
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parser.ReportError("Expected Scale Z value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== Offset
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case "offset":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref offset.X))
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{
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// Not numeric!
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parser.ReportError("Expected Offset X value, but got '" + token + "'");
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return false;
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}
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref offset.Y))
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{
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// Not numeric!
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parser.ReportError("Expected Offset Y value, but got '" + token + "'");
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return false;
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}
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref offset.Z))
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{
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// Not numeric!
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parser.ReportError("Expected Offset Z value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== ZOffset
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case "zoffset":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref offset.Z))
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{
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// Not numeric!
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parser.ReportError("Expected ZOffset value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== AngleOffset
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case "angleoffset":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref angleOffset))
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{
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// Not numeric!
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parser.ReportError("Expected AngleOffset value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== PitchOffset
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case "pitchoffset":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref pitchOffset))
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{
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// Not numeric!
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parser.ReportError("Expected PitchOffset value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== RollOffset
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case "rolloffset":
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parser.SkipWhitespace(true);
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(!parser.ReadSignedFloat(token, ref rollOffset))
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{
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// Not numeric!
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parser.ReportError("Expected RollOffset value, but got '" + token + "'");
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return false;
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}
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break;
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#endregion
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#region ================== InheritActorPitch
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case "inheritactorpitch":
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inheritactorpitch = true;
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break;
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#endregion
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#region ================== InheritActorRoll
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case "inheritactorroll":
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inheritactorroll = true;
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break;
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#endregion
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#region ================== Frame / FrameIndex
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case "frameindex":
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case "frame":
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//parsed all required fields. if got more than one model - find which one(s) should be displayed
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if(modelNames.GetLength(0) > 1)
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{
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string spriteLump = null;
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string spriteFrame = null;
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//step back
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parser.DataStream.Seek(-token.Length - 1, SeekOrigin.Current);
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//here we check which models are used in first encountered lump and frame
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while(parser.SkipWhitespace(true))
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{
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token = parser.StripTokenQuotes(parser.ReadToken()).ToLowerInvariant();
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if(token == "frameindex" || token == "frame")
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{
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bool frameIndex = (token == "frameindex");
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parser.SkipWhitespace(true);
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//should be sprite lump
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token = parser.StripTokenQuotes(parser.ReadToken()).ToLowerInvariant();
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if(string.IsNullOrEmpty(spriteLump))
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{
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spriteLump = token;
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}
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else if(spriteLump != token) //got another lump
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{
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for(int i = 0; i < modelsUsed.Length; i++)
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{
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if(!modelsUsed[i])
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{
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modelNames[i] = null;
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textureNames[i] = null;
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}
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}
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break;
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}
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parser.SkipWhitespace(true);
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//should be sprite frame
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token = parser.StripTokenQuotes(parser.ReadToken()).ToLowerInvariant();
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if(string.IsNullOrEmpty(spriteFrame))
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{
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spriteFrame = token;
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}
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else if(spriteFrame != token) //got another frame
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{
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for(int i = 0; i < modelsUsed.Length; i++)
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{
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if(!modelsUsed[i])
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{
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modelNames[i] = null;
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textureNames[i] = null;
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}
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}
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break;
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}
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parser.SkipWhitespace(true);
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//should be model index
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token = parser.StripTokenQuotes(parser.ReadToken());
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int modelIndex;
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if(!int.TryParse(token, NumberStyles.Integer, CultureInfo.InvariantCulture, out modelIndex))
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{
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// Not numeric!
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parser.ReportError("Expected model index, but got '" + token + "'");
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return false;
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}
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if(modelIndex >= MAX_MODELS)
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{
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parser.ReportError("GZDoom doesn't allow more than " + MAX_MODELS + " models per MODELDEF entry");
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return false;
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}
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if(modelNames[modelIndex] == null)
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{
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parser.ReportError("Model index doesn't correspond to any defined model");
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return false;
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}
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modelsUsed[modelIndex] = true;
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parser.SkipWhitespace(true);
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// Should be frame name or index
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token = parser.StripTokenQuotes(parser.ReadToken());
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if(frameIndex)
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{
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int frame = 0;
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if(!parser.ReadSignedInt(token, ref frame))
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{
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// Not numeric!
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parser.ReportError("Expected model frame index, but got '" + token + "'");
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return false;
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}
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// Skip the model if frame index is -1
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if(frame == -1) modelsUsed[modelIndex] = false;
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else frameIndices[modelIndex] = frame;
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}
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else
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{
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if(string.IsNullOrEmpty(token))
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{
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// Missing!
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parser.ReportError("Expected model frame name");
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return false;
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}
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frameNames[modelIndex] = token.ToLowerInvariant();
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}
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}
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else
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{
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//must be "}", step back
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parser.DataStream.Seek(-token.Length - 1, SeekOrigin.Current);
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break;
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}
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}
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}
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parsingfinished = true;
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break;
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#endregion
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}
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}
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}
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// Find closing brace, then quit
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while(parser.SkipWhitespace(true))
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{
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token = parser.ReadToken();
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if(string.IsNullOrEmpty(token) || token == "}") break;
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}
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// Bail out when got errors or no models are used
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if(Array.IndexOf(modelsUsed, true) == -1)
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{
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parser.ReportError("No models are used by '" + classname + "'");
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return false;
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}
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// Classname is set in ModeldefParser
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ModelData = new ModelData();
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ModelData.InheritActorPitch = inheritactorpitch;
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ModelData.InheritActorRoll = inheritactorroll;
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Matrix moffset = Matrix.Translation(offset.Y, -offset.X, offset.Z); // Things are complicated in GZDoom...
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Matrix mrotation = Matrix.RotationY(-Angle2D.DegToRad(rollOffset)) * Matrix.RotationX(-Angle2D.DegToRad(pitchOffset)) * Matrix.RotationZ(Angle2D.DegToRad(angleOffset));
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ModelData.SetTransform(mrotation, moffset, scale);
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for(int i = 0; i < modelNames.Length; i++)
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{
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if(!string.IsNullOrEmpty(modelNames[i]) && modelsUsed[i])
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{
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ModelData.TextureNames.Add(string.IsNullOrEmpty(textureNames[i]) ? string.Empty : textureNames[i].ToLowerInvariant());
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ModelData.ModelNames.Add(modelNames[i].ToLowerInvariant());
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ModelData.FrameNames.Add(frameNames[i]);
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ModelData.FrameIndices.Add(frameIndices[i]);
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}
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}
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if(ModelData.ModelNames.Count == 0)
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{
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parser.ReportError("'" + classname + "' has no models");
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return false;
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}
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return true;
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}
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}
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}
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