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Added support for functions.

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This commit is contained in:
the_fiddler 2010-10-12 15:59:43 +00:00
parent 6b8e3f5ace
commit d8235e256d
1 changed files with 67 additions and 4 deletions
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71
Source/Converter/GLParser.cs
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@ -1,12 +1,15 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Xml.Linq;
namespace CHeaderToXML
{
class GLParser : Parser
{
static readonly Regex extensions = new Regex(
"(ARB|EXT|ATI|NV|SUNX|SUN|SGIS|SGIX|SGI|MESA|3DFX|IBM|GREMEDY|HP|INTEL|PGI|INGR|APPLE|OML|I3D)",
RegexOptions.RightToLeft | RegexOptions.Compiled);
static readonly char[] splitters = new char[] { ' ', '\t', ',', '(', ')', ';', '\n', '\r' };
enum ParserModes { None, Enum, Func };
@ -18,6 +21,7 @@ namespace CHeaderToXML
foreach (string l in lines)
{
// Clean up line for further processing and skip invalid lines.
string line = l.Replace('\t', ' ').Trim();
if (!IsValid(line))
continue;
@ -34,16 +38,23 @@ namespace CHeaderToXML
CurrentMode = ParserModes.Enum;
}
else if (words.First() == "function")
else if (line.StartsWith(words[0] + "("))
{
// This is a new function definition
if (current != null)
yield return current;
var match = extensions.Match(words[0]);
string extension = match != null && String.IsNullOrEmpty(match.Value) ? "Core" : match.Value;
current = new XElement("function",
new XAttribute("name", words[0]),
new XAttribute("extension", extension));
CurrentMode = ParserModes.Func;
throw new NotImplementedException();
}
else if (current != null)
{
// This is an addition to the current element (enum or function)
switch (CurrentMode)
{
case ParserModes.Enum:
@ -68,7 +79,45 @@ namespace CHeaderToXML
break;
case ParserModes.Func:
throw new NotImplementedException();
switch (words[0])
{
case "return": // Line denotes return value
current.Add(new XElement("returns",
new XAttribute("type", words[1])));
break;
case "param": // Line denotes parameter
int pointer = words[4].Contains("array") ? 1 : 0;
pointer += words[4].Contains("reference") ? 1 : 0;
var elem = new XElement("param",
new XAttribute("name", words[1]),
new XAttribute("type", words[2] + PointerLevel(pointer)),
new XAttribute("flow", words[3] == "in" ? "in" : "out"));
if (pointer > 0 && words.Length > 5 && words[5].Contains("[1]"))
elem.Add(new XAttribute("count", 1));
current.Add(elem);
break;
case "version": // Line denotes function version (i.e. 1.0, 1.2, 1.5)
// GetTexParameterIivEXT and GetTexParameterIuivEXT define two(!) versions (why?)
var version = current.Attribute("version");
if (version == null)
current.Add(new XAttribute("version", words[1]));
else
version.Value = words[1];
break;
case "category":
current.Add(new XAttribute("category", words[1]));
break;
case "deprecated":
current.Add(new XAttribute("deprecated", words[1]));
break;
}
break;
}
}
}
@ -102,5 +151,19 @@ namespace CHeaderToXML
line.StartsWith("alias:") ||
line.StartsWith("offset:"));
}
string PointerLevel(int pointer)
{
switch (pointer)
{
case 0: return String.Empty;
case 1: return "*";
case 2: return "**";
case 3: return "***";
case 4: return "****";
case 5: return "*****";
default: throw new NotImplementedException();
}
}
}
}