public static List<smcMesh> ReadFile(String FileName, out String SmcName)
{
List<smcMesh> ret = new List<smcMesh>();
String lines = File.ReadAllText(FileName);
SmcName = String.Empty;
var defs = new TokenDefinition[]
{
// Thanks to [steven levithan][2] for this great quoted string
// regex
new TokenDefinition(@"([""'])(?:\\\1|.)*?\1", "QUOTED-STRING"),
// Thanks to http://www.regular-expressions.info/floatingpoint.html
new TokenDefinition(@"[-+]?\d*\.\d+([eE][-+]?\d+)?", "FLOAT"),
new TokenDefinition(@"[-+]?\d+", "INT"),
new TokenDefinition(@"#t", "TRUE"),
new TokenDefinition(@"#f", "FALSE"),
new TokenDefinition(@"[*<>\?\-+/A-Za-z->!]+", "SYMBOL"),
new TokenDefinition(@"\.", "DOT"),
new TokenDefinition(@"\(", "LEFT"),
new TokenDefinition(@"\)", "RIGHT"),
new TokenDefinition(@"\s", "SPACE"),
new TokenDefinition(@",", "TICKMARK"),
new TokenDefinition(@";", "SEMICOLON"),
new TokenDefinition(@"{", "LEFT_BRACK"),
new TokenDefinition(@"}", "RIGHT_BRACK")
};
TextReader r = new StringReader(lines);
Lexer l = new Lexer(r, defs);
String LastSymbol = "";
int texIndex = 0;
smcMesh mesh = new smcMesh();
while (l.Next())
{
if ((String)l.Token == "SYMBOL" && l.TokenContents != "TFNM")
LastSymbol = l.TokenContents;
if (LastSymbol == "NAME" && l.TokenContents != "TFNM")
{
if ((String)l.Token == "QUOTED-STRING")
{
SmcName = l.TokenContents.Replace("\"", "");
}
}
if (LastSymbol == "MESH" && l.TokenContents != "TFNM")
{
if ((String)l.Token == "QUOTED-STRING" && l.TokenContents != "}" && l.TokenContents != "{")
{
if (mesh.Object != null)
ret.Add(mesh);
mesh = new smcMesh(l.TokenContents.Replace("\"", ""));
}
}
if (LastSymbol == "TEXTURES" && l.TokenContents != "TFNM")
{
if ((String)l.Token == "QUOTED-STRING" && l.TokenContents != "}" && l.TokenContents != "{")
{
if (texIndex == 0)
{
mesh.Object.Add(new smcObject());
mesh.Object.Last().Name = l.TokenContents.Replace("\"", "");
texIndex++;
}
else
{
mesh.Object.Last().Texture = l.TokenContents.Replace("\"", "");
texIndex = 0;
}
}
}
}
if (mesh.Object != null)
ret.Add(mesh);
return ret;
}
public Lexer(TextReader reader, TokenDefinition[] tokenDefinitions)
{
this.reader = reader;
this.tokenDefinitions = tokenDefinitions;
nextLine();
}