9789225e0c
It is now possible to define multiple overloads of the same function, each with different parameters. This is extremely useful for maintaining backwards compatibility in the face of the changes between GL 4.3 and 4.4.
295 lines
10 KiB
C#
295 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.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using Bind.Structures;
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using Delegate=Bind.Structures.Delegate;
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using Enum=Bind.Structures.Enum;
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namespace Bind
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{
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#region WrapperTypes enum
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[Flags]
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public enum WrapperTypes
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{
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/// <summary>
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/// No wrapper needed.
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/// </summary>
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None = 0,
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/// <summary>
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/// Function takes bool parameter - C uses Int for bools, so we have to marshal.
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/// </summary>
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BoolParameter,
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/// <summary>
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/// Function takes generic parameters - add ref/out generic and generic overloads.
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/// </summary>
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GenericParameter,
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/// <summary>
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/// Function takes arrays as parameters - add ref/out and ([Out]) array overloads.
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/// </summary>
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ArrayParameter,
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/// <summary>
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/// Function with bitmask parameters. Bitmask parameters map to UInt, but since we can only use signed
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/// types (for CLS compliance), we must add the unchecked keyword.
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/// Usually found in bitmasks
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/// </summary>
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UncheckedParameter,
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/// <summary>
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/// Function that takes (in/ref/out) a naked pointer as a parameter - we pass an IntPtr.
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/// </summary>
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PointerParameter,
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/// <summary>
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/// Function that takes a reference to a struct.
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/// </summary>
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ReferenceParameter,
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/// <summary>
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/// Function returns string - needs manual marshalling through IntPtr to prevent the managed GC
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/// from freeing memory allocated on the unmanaged side (e.g. glGetString).
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/// </summary>
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StringReturnType,
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/// <summary>
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/// Function returns a void pointer - maps to IntPtr, and the user has to manually marshal the type.
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/// </summary>
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GenericReturnType,
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/// <summary>
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/// Function returns a typed pointer - we have to copy the data to an array to protect it from the GC.
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/// </summary>
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ArrayReturnType
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}
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#endregion
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static class Utilities
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{
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public static readonly char[] Separators = { ' ', '\n', ',', '(', ')', ';', '#' };
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public static Regex Extensions { get; private set; }
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public static Regex Acronyms { get; private set; }
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//public static readonly Regex Extensions = new Regex(
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// "ARB|EXT|ATIX|ATI|AMDX|AMD|NV|NVX|SUNX|SUN|SGIS|SGIX|SGI|MESAX|MESA|3DFX|IBM|GREMEDY|HP|INTEL|PGI|INGR|APPLE|OML|I3D|ARM|ANGLE|OES|QCOM|VIV|IMG",
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// RegexOptions.Compiled);
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//public static readonly Regex Acronyms = new Regex(Extensions.ToString() + "|EGL|3TC|DXT|ES|GL|CL|RGBA|BGRA|RGB|BGR|ETC",
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// RegexOptions.Compiled);
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public static void InitExtensions(IEnumerable<string> extensions)
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{
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var acronyms = new string[]
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{
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"EGL", "ES", "GL", "CL",
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"RGBA", "BGRA", "RGB", "BGR",
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"SRGB", "YCBCR",
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"3TC", "DXT", "BPTC", "RGTC",
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"3DC", "ATC", "ETC",
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"ANGLE", "MESAX", "MESA",
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};
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Extensions = new Regex(
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String.Join("|", extensions.ToArray()),
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RegexOptions.Compiled);
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Acronyms = new Regex(
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String.Join("|", extensions.Concat(acronyms).ToArray()),
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RegexOptions.Compiled);
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}
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#region internal StreamReader OpenSpecFile(string file)
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internal static StreamReader OpenSpecFile(string folder, string file)
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{
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if (String.IsNullOrEmpty(folder) || String.IsNullOrEmpty(file))
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return null;
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Console.WriteLine(folder);
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Console.WriteLine(file);
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string path = Path.Combine(folder, file);
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Console.WriteLine(path);
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return new StreamReader(path);
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}
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#endregion
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#region Keywords
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public static List<string> Keywords(GeneratorLanguage language)
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{
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switch (language)
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{
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case GeneratorLanguage.CSharp: return CSharpKeywords;
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case GeneratorLanguage.Cpp: return CppKeywords;
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case GeneratorLanguage.Java: return JavaKeywords;
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default: throw new NotImplementedException();
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}
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}
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static readonly List<string> CSharpKeywords = new List<string>(
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new string[]
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{
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"abstract", "event", "new", "struct",
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"as", "explicit", "null", "switch",
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"base", "extern", "object", "this",
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"bool", "false", "operator", "throw",
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"break", "finally", "out", "true",
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"byte", "fixed", "override", "try",
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"case", "float", "params", "typeof",
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"catch", "for", "private", "uint",
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"char", "foreach", "protected", "ulong",
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"checked", "goto", "public", "unchecked",
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"class", "if", "readonly", "unsafe",
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"const", "implicit", "ref", "ushort",
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"continue", "in", "return", "using",
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"decimal", "int", "sbyte", "virtual",
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"default", "interface", "sealed", "volatile",
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"delegate", "internal", "short", "void",
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"do", "is", "sizeof", "while",
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"double", "lock", "stackalloc",
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"else", "long", "static",
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"enum", "namespace", "string"
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}
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);
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static readonly List<string> JavaKeywords = new List<string>(
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new string[]
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{
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"abstract", "continue", "for", "new", "switch",
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"assert", "default", "goto", "package", "synchronized",
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"boolean", "do", "if", "private", "this",
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"break", "double", "implements", "protected", "throw",
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"byte", "else", "import", "public", "throws",
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"case", "enum", "instanceof", "return", "transient",
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"catch", "extends", "int", "short", "try",
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"char", "final", "interface", "static", "void",
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"class", "finally", "long", "strictfp", "volatile",
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"const", "float", "native", "super", "while",
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"callback"
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});
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static readonly List<string> CppKeywords = new List<string>();
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#endregion
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#region Merge
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// Merges the specified enum collections.
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internal static void Merge(EnumCollection enums, EnumCollection new_enums)
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{
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foreach (var e in new_enums)
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{
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Merge(enums, e.Value);
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}
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}
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/// <summary>
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/// Merges the given enum into the enum list. If an enum of the same name exists,
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/// it merges their respective constants.
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/// </summary>
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/// <param name="enums"></param>
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/// <param name="t"></param>
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internal static void Merge(EnumCollection enums, Enum t)
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{
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if (!enums.ContainsKey(t.Name))
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{
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enums.Add(t.Name, t);
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}
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else
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{
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Enum e = enums[t.Name];
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foreach (Constant c in t.ConstantCollection.Values)
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{
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Merge(e, c);
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}
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}
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}
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/// <summary>
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/// Places a new constant in the specified enum, if it doesn't already exist.
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/// The existing constant is replaced iff the new has a numeric value and the old
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/// has a reference value (eg 0x5 is preferred over AttribMask.Foo)
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/// </summary>
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/// <param name="s"></param>
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/// <param name="t"></param>
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/// <returns></returns>
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internal static Enum Merge(Enum s, Constant t)
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{
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if (!s.ConstantCollection.ContainsKey(t.Name))
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{
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s.ConstantCollection.Add(t.Name, t);
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}
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else
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{
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// Tried to add a constant that already exists. If one constant
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// is like: 'Foo = 0x5' and the other like: 'Foo = Bar.Foo', then
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// keep the first one.
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if (!String.IsNullOrEmpty(s.ConstantCollection[t.Name].Reference))
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{
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s.ConstantCollection[t.Name] = t;
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}
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}
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return s;
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}
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// Merges the specified delegate collections.
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internal static void Merge(DelegateCollection delegates, DelegateCollection new_delegates)
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{
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foreach (var d in new_delegates.Values.SelectMany(v => v))
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{
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Merge(delegates, d);
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}
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}
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// Merges the given delegate into the delegate list.
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internal static void Merge(DelegateCollection delegates, Delegate t)
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{
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delegates.Add(t);
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}
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#endregion
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#region internal static string GetGL2Extension(string name)
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internal static string GetGL2Extension(string name)
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{
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var match = Extensions.Match(name);
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if (match.Success)
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{
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string ext = match.Value;
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if (ext.Length > 2)
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{
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ext = ext[0] + ext.Substring(1).ToLower();
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}
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return ext;
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}
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else
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{
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return String.Empty;
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}
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}
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#endregion
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#region private static bool IsGL2Extension(string function)
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private static bool IsGL2Extension(string function)
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{
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return !String.IsNullOrEmpty(GetGL2Extension(function));
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}
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#endregion
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#region internal static string StripGL2Extension(string p)
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internal static string StripGL2Extension(string p)
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{
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return p.Substring(0, p.Length - GetGL2Extension(p).Length);
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}
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#endregion
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}
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}
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