mirror of
https://github.com/Ryujinx/Opentk.git
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351 lines
10 KiB
C#
351 lines
10 KiB
C#
#region --- License ---
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/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
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* See license.txt for license info
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Diagnostics;
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namespace Bind.Structures
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{
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public class Function : Delegate, IEquatable<Function>
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{
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internal static FunctionCollection Wrappers;
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private static bool loaded;
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#region internal static void Initialize()
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internal static void Initialize()
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{
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if (!loaded)
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{
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Wrappers = new FunctionCollection();
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loaded = true;
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}
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}
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#endregion
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Regex functionsNotToTrim = new Regex(@"(Coord1|Attrib(I?)1(u?)|Stream1|Uniform2(u?))[dfis]v");
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//Regex endings = new Regex(@"(.)+[df(u?[isb])]v?");
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private static List<string> endings = new List<string>(
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new string[]
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{
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"fv", "f",
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"dv", "d",
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"i", "iv",
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"s", "sv",
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"b", "bv",
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"ui", "uiv",
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"us", "usv",
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"ub", "ubv"
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});
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#region --- Constructors ---
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public Function()
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: base()
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{
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Body = new FunctionBody();
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}
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/*
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public Function(Function f)
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: base(f)
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{
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this.Body = new FunctionBody(f.Body);
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this.Name = f.Name;
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}
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*/
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public Function(Delegate d)
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: base(d)
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{
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if (d is Function)
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this.Body = new FunctionBody((d as Function).Body);
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else
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this.Body = new FunctionBody();
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this.Name = d.Name;
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}
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#endregion
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#region public override bool Unsafe
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public override bool Unsafe
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{
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get
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{
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if (Settings.Compatibility == Settings.Legacy.Tao)
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return false;
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return base.Unsafe;
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}
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}
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#endregion
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#region public FunctionBody Body
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FunctionBody _body;
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public FunctionBody Body
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{
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get { return _body; }
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set { _body = value; }
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}
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#endregion
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#region public string TrimmedName
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string trimmedName;
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/// <summary>
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/// Gets or sets the name of the opengl function, trimming the excess 234dfubsiv endings.
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/// </summary>
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public string TrimmedName
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{
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get { return trimmedName; }
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set
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{
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if (!String.IsNullOrEmpty(value))
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trimmedName = value.Trim();
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}
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}
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#endregion
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#region public override string Name
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/// <summary>
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/// Gets or sets the name of the opengl function.
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/// If no Tao compatibility is set, set TrimmedName to Name, after removing
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/// [u][bsifd][v].
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/// </summary>
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public override string Name
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{
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get { return base.Name; }
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set
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{
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base.Name = value;
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// If we don't need compatibility with Tao,
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// remove the Extension and the overload information from the name
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// (Extension == "ARB", "EXT", etc, overload == [u][bsidf][v])
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// TODO: Use some regex's here, to reduce clutter.
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TrimmedName = value;
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if (Settings.Compatibility == Settings.Legacy.Tao)
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{
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}
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else
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{
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TrimmedName = Utilities.StripGL2Extension(value);
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//if (TrimmedName.Contains("Uniform2iv"))
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{
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//Console.Write("niar");
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}
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// Remove overload
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for (int i = 3; i >= 1; i--)
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{
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if (endings.Contains(TrimmedName.Substring(TrimmedName.Length - i)))
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{
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// If there is a digit before the ending (e.g. 3fv) then we will remove
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// the ending (some functions are blacklisted for CLS-Compliance).
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// Otherwise, if there is no digit, but it ends with a 'v', do not remove
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// the 'v' (CLS-Compliance). If no digit and it ends with a (plural) 's',
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// do not remove anything (e.g. glCallLists)
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// TODO: Add better handling for CLS-Compliance on ref ('v') functions.
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if (Char.IsDigit(TrimmedName[TrimmedName.Length - (i + 1)]))
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{
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if (!functionsNotToTrim.IsMatch(Name))
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{
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TrimmedName = TrimmedName.Substring(0, TrimmedName.Length - i);
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}
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else
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{
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Console.WriteLine("Function {0} blacklisted from trimming (CLS-Compliance).", Name);
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}
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}
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else if (TrimmedName.EndsWith("v"))
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{
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TrimmedName = TrimmedName.Substring(0, TrimmedName.Length - i) + "v";
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}
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return;
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}
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}
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}
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}
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}
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#endregion
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#region public override string ToString()
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public override string ToString()
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{
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StringBuilder sb = new StringBuilder();
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sb.Append(Unsafe ? "unsafe " : "");
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sb.Append(ReturnType);
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sb.Append(" ");
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if (Settings.Compatibility == Settings.Legacy.Tao)
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{
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sb.Append(Settings.FunctionPrefix);
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}
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sb.Append(!String.IsNullOrEmpty(TrimmedName) ? TrimmedName : Name);
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sb.Append(Parameters.ToString(true));
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if (Body.Count > 0)
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{
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sb.AppendLine();
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sb.Append(Body.ToString());
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}
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return sb.ToString();
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}
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#endregion
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#region IEquatable<Function> Members
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public bool Equals(Function other)
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{
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return !String.IsNullOrEmpty(this.TrimmedName) && !String.IsNullOrEmpty(other.TrimmedName) &&
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this.TrimmedName == other.TrimmedName &&
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this.Parameters.ToString(true) == other.Parameters.ToString(true);
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}
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#endregion
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}
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#region class FunctionBody : List<string>
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public class FunctionBody : List<string>
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{
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public FunctionBody()
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{
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}
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public FunctionBody(FunctionBody fb)
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{
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foreach (string s in fb)
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{
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this.Add(s);
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}
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}
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private string indent = "";
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public void Indent()
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{
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indent += " ";
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}
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public void Unindent()
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{
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if (indent.Length >= 4)
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indent = indent.Substring(4);
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}
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new public void Add(string s)
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{
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base.Add(indent + s);
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}
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new public void AddRange(IEnumerable<string> collection)
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{
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foreach (string t in collection)
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{
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this.Add(t);
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}
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}
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public override string ToString()
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{
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if (this.Count == 0)
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return String.Empty;
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StringBuilder sb = new StringBuilder(this.Count);
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sb.AppendLine("{");
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foreach (string s in this)
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{
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sb.AppendLine(" " + s);
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}
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sb.AppendLine("}");
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return sb.ToString();
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}
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}
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#endregion
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#region class FunctionCollection : Dictionary<string, List<Function>>
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class FunctionCollection : Dictionary<string, List<Function>>
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{
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Regex unsignedFunctions = new Regex(@".+(u[dfisb]v?)", RegexOptions.Compiled);
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public void Add(Function f)
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{
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if (!this.ContainsKey(f.Extension))
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{
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this.Add(f.Extension, new List<Function>());
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this[f.Extension].Add(f);
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}
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else
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{
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this[f.Extension].Add(f);
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}
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}
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public void AddRange(IEnumerable<Function> functions)
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{
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foreach (Function f in functions)
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{
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this.Add(f);
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}
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}
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/// <summary>
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/// Adds the function to the collection, if a function with the same
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/// name and parameters doesn't already exist.
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/// </summary>
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/// <param name="f">The Function to add.</param>
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public void AddChecked(Function f)
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{
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if (Bind.Structures.Function.Wrappers.ContainsKey(f.Extension))
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{
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int index = Bind.Structures.Function.Wrappers[f.Extension].IndexOf(f);
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if (index == -1)
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{
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Bind.Structures.Function.Wrappers.Add(f);
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}
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else
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{
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if (unsignedFunctions.IsMatch(Utilities.StripGL2Extension(f.Name)))// &&
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//!unsignedFunctions.IsMatch(
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// Utilities.StripGL2Extension(Bind.Structures.Function.Wrappers[f.Extension][index].Name)))
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{
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Bind.Structures.Function.Wrappers[f.Extension].RemoveAt(index);
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Bind.Structures.Function.Wrappers[f.Extension].Add(f);
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}
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}
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}
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else
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{
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Bind.Structures.Function.Wrappers.Add(f);
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}
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}
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}
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#endregion
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}
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