mirror of
https://github.com/Ryujinx/Opentk.git
synced 2024-12-24 01:45:37 +00:00
49df5ff453
We should only generate delegates for actual OpenGL entry points, not for overloaded functions that resolve to the same entry point. This improves loading speeds and reduces the size of the compiled dll.
1069 lines
40 KiB
C#
1069 lines
40 KiB
C#
#region License
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//
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// The Open Toolkit Library License
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//
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// Copyright (c) 2006 - 2010 the Open Toolkit library.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do
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// so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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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.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Bind.Structures;
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namespace Bind
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{
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using Delegate = Bind.Structures.Delegate;
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using Enum = Bind.Structures.Enum;
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using Type = Bind.Structures.Type;
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sealed class CSharpSpecWriter : ISpecWriter
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{
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readonly char[] numbers = "0123456789".ToCharArray();
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IBind Generator { get; set; }
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Settings Settings { get { return Generator.Settings; } }
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#region ISpecWriter Members
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public void WriteBindings(IBind generator)
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{
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Generator = generator;
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WriteBindings(generator.Delegates, generator.Wrappers, generator.Enums);
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}
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#endregion
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#region Private Members
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private static void ConsoleRewrite(string text)
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{
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int left = Console.CursorLeft;
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int top = Console.CursorTop;
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Console.Write(text);
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for (int i = text.Length; i < 80; i++)
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Console.Write(" ");
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Console.WriteLine();
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Console.SetCursorPosition(left, top);
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}
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#region WriteBindings
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void WriteBindings(DelegateCollection delegates, FunctionCollection wrappers, EnumCollection enums)
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{
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Console.WriteLine("Writing bindings to {0}", Settings.OutputPath);
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if (!Directory.Exists(Settings.OutputPath))
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Directory.CreateDirectory(Settings.OutputPath);
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string temp_enums_file = Path.GetTempFileName();
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string temp_delegates_file = Path.GetTempFileName();
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string temp_core_file = Path.GetTempFileName();
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string temp_wrappers_file = Path.GetTempFileName();
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// Enums
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using (BindStreamWriter sw = new BindStreamWriter(temp_enums_file))
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{
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WriteLicense(sw);
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sw.WriteLine("using System;");
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sw.WriteLine();
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if ((Settings.Compatibility & Settings.Legacy.NestedEnums) != Settings.Legacy.None)
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{
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sw.WriteLine("namespace {0}", Settings.OutputNamespace);
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sw.WriteLine("{");
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sw.Indent();
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sw.WriteLine("static partial class {0}", Settings.OutputClass);
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}
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else
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sw.WriteLine("namespace {0}", Settings.EnumsOutput);
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sw.WriteLine("{");
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sw.Indent();
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WriteEnums(sw, enums, wrappers);
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sw.Unindent();
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if ((Settings.Compatibility & Settings.Legacy.NestedEnums) != Settings.Legacy.None)
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{
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sw.WriteLine("}");
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sw.Unindent();
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}
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sw.WriteLine("}");
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}
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// Delegates
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using (BindStreamWriter sw = new BindStreamWriter(temp_delegates_file))
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{
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WriteLicense(sw);
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sw.WriteLine("namespace {0}", Settings.OutputNamespace);
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sw.WriteLine("{");
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sw.Indent();
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sw.WriteLine("using System;");
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sw.WriteLine("using System.Text;");
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sw.WriteLine("using System.Runtime.InteropServices;");
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sw.WriteLine("#pragma warning disable 0649");
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WriteDelegates(sw, delegates);
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sw.Unindent();
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sw.WriteLine("}");
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}
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// Core
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using (BindStreamWriter sw = new BindStreamWriter(temp_core_file))
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{
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WriteLicense(sw);
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sw.WriteLine("namespace {0}", Settings.OutputNamespace);
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sw.WriteLine("{");
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sw.Indent();
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//specWriter.WriteTypes(sw, Bind.Structures.Type.CSTypes);
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sw.WriteLine("using System;");
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sw.WriteLine("using System.Text;");
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sw.WriteLine("using System.Runtime.InteropServices;");
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WriteImports(sw, delegates);
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sw.Unindent();
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sw.WriteLine("}");
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}
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// Wrappers
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using (BindStreamWriter sw = new BindStreamWriter(temp_wrappers_file))
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{
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WriteLicense(sw);
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sw.WriteLine("namespace {0}", Settings.OutputNamespace);
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sw.WriteLine("{");
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sw.Indent();
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sw.WriteLine("using System;");
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sw.WriteLine("using System.Text;");
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sw.WriteLine("using System.Runtime.InteropServices;");
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WriteWrappers(sw, wrappers, enums, Generator.CSTypes);
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sw.Unindent();
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sw.WriteLine("}");
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}
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string output_enums = Path.Combine(Settings.OutputPath, Settings.EnumsFile);
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string output_delegates = Path.Combine(Settings.OutputPath, Settings.DelegatesFile);
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string output_core = Path.Combine(Settings.OutputPath, Settings.ImportsFile);
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string output_wrappers = Path.Combine(Settings.OutputPath, Settings.WrappersFile);
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if (File.Exists(output_enums)) File.Delete(output_enums);
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if (File.Exists(output_delegates)) File.Delete(output_delegates);
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if (File.Exists(output_core)) File.Delete(output_core);
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if (File.Exists(output_wrappers)) File.Delete(output_wrappers);
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File.Move(temp_enums_file, output_enums);
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File.Move(temp_delegates_file, output_delegates);
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File.Move(temp_core_file, output_core);
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File.Move(temp_wrappers_file, output_wrappers);
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}
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#endregion
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#region WriteDelegates
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void WriteDelegates(BindStreamWriter sw, DelegateCollection delegates)
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{
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Trace.WriteLine(String.Format("Writing delegates to:\t{0}.{1}.{2}", Settings.OutputNamespace, Settings.OutputClass, Settings.DelegatesClass));
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sw.WriteLine("#pragma warning disable 3019"); // CLSCompliant attribute
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sw.WriteLine("#pragma warning disable 1591"); // Missing doc comments
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sw.WriteLine();
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sw.WriteLine("partial class {0}", Settings.OutputClass);
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sw.WriteLine("{");
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sw.Indent();
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sw.WriteLine("internal static partial class {0}", Settings.DelegatesClass);
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sw.WriteLine("{");
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sw.Indent();
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foreach (var overloads in delegates.Values)
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{
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// Generate only one delegate per entry point..
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// Overloads are only used for wrapper generation,
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// so ignore them.
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var d = overloads.First();
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sw.WriteLine("[System.Security.SuppressUnmanagedCodeSecurity()]");
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sw.WriteLine("internal {0};", GetDeclarationString(d, true));
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sw.WriteLine("internal {0}static {2} {1}{2};", // = null
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d.Unsafe ? "unsafe " : "",
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Settings.FunctionPrefix,
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d.Name);
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}
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sw.Unindent();
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sw.WriteLine("}");
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sw.Unindent();
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sw.WriteLine("}");
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}
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#endregion
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#region WriteImports
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public void WriteImports(BindStreamWriter sw, DelegateCollection delegates)
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{
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Trace.WriteLine(String.Format("Writing imports to:\t{0}.{1}.{2}", Settings.OutputNamespace, Settings.OutputClass, Settings.ImportsClass));
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sw.WriteLine("#pragma warning disable 3019"); // CLSCompliant attribute
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sw.WriteLine("#pragma warning disable 1591"); // Missing doc comments
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sw.WriteLine();
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sw.WriteLine("partial class {0}", Settings.OutputClass);
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sw.WriteLine("{");
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sw.Indent();
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sw.WriteLine();
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sw.WriteLine("internal static partial class {0}", Settings.ImportsClass);
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sw.WriteLine("{");
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sw.Indent();
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//sw.WriteLine("static {0}() {1} {2}", Settings.ImportsClass, "{", "}"); // Disable BeforeFieldInit
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sw.WriteLine();
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foreach (var overloads in delegates.Values)
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{
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var d = overloads.First(); // generate only 1 DllImport per entry point
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sw.WriteLine("[System.Security.SuppressUnmanagedCodeSecurity()]");
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sw.WriteLine(
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"[System.Runtime.InteropServices.DllImport({0}.Library, EntryPoint = \"{1}{2}\"{3})]",
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Settings.OutputClass,
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Settings.FunctionPrefix,
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d.EntryPoint,
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d.EntryPoint.EndsWith("W") || d.EntryPoint.EndsWith("A") ? ", CharSet = CharSet.Auto" : ", ExactSpelling = true"
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);
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sw.WriteLine("internal extern static {0};", GetDeclarationString(d, false));
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}
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sw.Unindent();
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sw.WriteLine("}");
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sw.Unindent();
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sw.WriteLine("}");
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}
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#endregion
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#region WriteWrappers
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void WriteWrappers(BindStreamWriter sw, FunctionCollection wrappers, EnumCollection enums, IDictionary<string, string> CSTypes)
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{
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Trace.WriteLine(String.Format("Writing wrappers to:\t{0}.{1}", Settings.OutputNamespace, Settings.OutputClass));
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sw.WriteLine("#pragma warning disable 3019"); // CLSCompliant attribute
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sw.WriteLine("#pragma warning disable 1591"); // Missing doc comments
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sw.WriteLine("#pragma warning disable 1572"); // Wrong param comments
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sw.WriteLine("#pragma warning disable 1573"); // Missing param comments
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sw.WriteLine();
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sw.WriteLine("partial class {0}", Settings.OutputClass);
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sw.WriteLine("{");
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sw.Indent();
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//sw.WriteLine("static {0}() {1} {2}", className, "{", "}"); // Static init in GLHelper.cs
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sw.WriteLine();
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int current = 0;
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foreach (string key in wrappers.Keys)
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{
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if (((Settings.Compatibility & Settings.Legacy.NoSeparateFunctionNamespaces) == Settings.Legacy.None) && key != "Core")
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{
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if (!Char.IsDigit(key[0]))
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{
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sw.WriteLine("public static partial class {0}", key);
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}
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else
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{
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// Identifiers cannot start with a number:
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sw.WriteLine("public static partial class {0}{1}", Settings.ConstantPrefix, key);
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}
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sw.WriteLine("{");
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sw.Indent();
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}
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wrappers[key].Sort();
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foreach (Function f in wrappers[key])
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{
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current = WriteWrapper(sw, current, f, enums);
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}
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if (((Settings.Compatibility & Settings.Legacy.NoSeparateFunctionNamespaces) == Settings.Legacy.None) && key != "Core")
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{
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sw.Unindent();
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sw.WriteLine("}");
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sw.WriteLine();
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}
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}
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sw.Unindent();
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sw.WriteLine("}");
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}
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int WriteWrapper(BindStreamWriter sw, int current, Function f, EnumCollection enums)
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{
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if ((Settings.Compatibility & Settings.Legacy.NoDocumentation) == 0)
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{
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string text = String.Format("Writing function #{0}: {1}", current++, f.ToString());
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ConsoleRewrite(text);
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WriteDocumentation(sw, f);
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}
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WriteMethod(sw, f, enums);
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sw.WriteLine();
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return current;
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}
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private void WriteMethod(BindStreamWriter sw, Function f, EnumCollection enums)
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{
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CreateBody(f, enums);
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if (f.Deprecated && Settings.IsEnabled(Settings.Legacy.AddDeprecationWarnings))
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{
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sw.WriteLine("[Obsolete(\"Deprecated in OpenGL {0}\")]", f.DeprecatedVersion);
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}
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if (!f.CLSCompliant)
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{
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sw.WriteLine("[System.CLSCompliant(false)]");
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}
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sw.WriteLine("[AutoGenerated(Category = \"{0}\", Version = \"{1}\", EntryPoint = \"{2}\")]",
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f.Category, f.Version, Settings.FunctionPrefix + f.WrappedDelegate.EntryPoint);
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sw.WriteLine("public static ");
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sw.Write(GetDeclarationString(f));
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sw.WriteLine();
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}
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DocProcessor processor_;
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DocProcessor Processor
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{
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get
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{
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if (processor_ == null)
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processor_ = new DocProcessor(Path.Combine(Settings.DocPath, Settings.DocFile));
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return processor_;
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}
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}
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Dictionary<string, string> docfiles;
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void WriteDocumentation(BindStreamWriter sw, Function f)
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{
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if (docfiles == null)
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{
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docfiles = new Dictionary<string, string>();
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foreach (string file in Directory.GetFiles(Settings.DocPath))
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{
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docfiles.Add(Path.GetFileName(file), file);
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}
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}
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string docfile = null;
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try
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{
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docfile = Settings.FunctionPrefix + f.WrappedDelegate.Name + ".xml";
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if (!docfiles.ContainsKey(docfile))
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docfile = Settings.FunctionPrefix + f.TrimmedName + ".xml";
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if (!docfiles.ContainsKey(docfile))
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docfile = Settings.FunctionPrefix + f.TrimmedName.TrimEnd(numbers) + ".xml";
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string doc = null;
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if (docfiles.ContainsKey(docfile))
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{
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doc = Processor.ProcessFile(docfiles[docfile]);
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}
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if (doc == null)
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{
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doc = "/// <summary></summary>";
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}
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int summary_start = doc.IndexOf("<summary>") + "<summary>".Length;
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string warning = "[deprecated: v{0}]";
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string category = "[requires: {0}]";
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if (f.Deprecated)
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{
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warning = String.Format(warning, f.DeprecatedVersion);
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doc = doc.Insert(summary_start, warning);
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}
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if (f.Extension != "Core" && !String.IsNullOrEmpty(f.Category))
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{
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category = String.Format(category, f.Category);
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doc = doc.Insert(summary_start, category);
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}
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else if (!String.IsNullOrEmpty(f.Version))
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{
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if (f.Category.StartsWith("VERSION"))
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category = String.Format(category, "v" + f.Version);
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else
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category = String.Format(category, "v" + f.Version + " and " + f.Category);
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doc = doc.Insert(summary_start, category);
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}
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sw.WriteLine(doc);
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}
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catch (Exception e)
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{
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Console.WriteLine("[Warning] Error processing file {0}: {1}", docfile, e.ToString());
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}
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}
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#endregion
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#region WriteTypes
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public void WriteTypes(BindStreamWriter sw, Dictionary<string, string> CSTypes)
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{
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sw.WriteLine();
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foreach (string s in CSTypes.Keys)
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{
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sw.WriteLine("using {0} = System.{1};", s, CSTypes[s]);
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}
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}
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#endregion
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#region WriteConstants
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void WriteConstants(BindStreamWriter sw, IEnumerable<Constant> constants)
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{
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// Make sure everything is sorted. This will avoid random changes between
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// consecutive runs of the program.
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constants = constants.OrderBy(c => c);
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foreach (var c in constants)
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{
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if (!Settings.IsEnabled(Settings.Legacy.NoDocumentation))
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{
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sw.WriteLine("/// <summary>");
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sw.WriteLine("/// Original was " + Settings.ConstantPrefix + c.OriginalName + " = " + c.Value);
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sw.WriteLine("/// </summary>");
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}
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var str = String.Format("{0} = {1}((int){2}{3})", c.Name, c.Unchecked ? "unchecked" : "",
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!String.IsNullOrEmpty(c.Reference) ? c.Reference + Settings.NamespaceSeparator : "", c.Value);
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sw.Write(str);
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if (!String.IsNullOrEmpty(str))
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sw.WriteLine(",");
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}
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}
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#endregion
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#region WriteEnums
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void WriteEnums(BindStreamWriter sw, EnumCollection enums, FunctionCollection wrappers)
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{
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//sw.WriteLine("#pragma warning disable 3019"); // CLSCompliant attribute
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//sw.WriteLine("#pragma warning disable 1591"); // Missing doc comments
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//sw.WriteLine();
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if ((Settings.Compatibility & Settings.Legacy.NestedEnums) != Settings.Legacy.None)
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Trace.WriteLine(String.Format("Writing enums to:\t{0}.{1}.{2}", Settings.OutputNamespace, Settings.OutputClass, Settings.NestedEnumsClass));
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else
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Trace.WriteLine(String.Format("Writing enums to:\t{0}", Settings.EnumsOutput));
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if ((Settings.Compatibility & Settings.Legacy.ConstIntEnums) == Settings.Legacy.None)
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{
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if ((Settings.Compatibility & Settings.Legacy.NestedEnums) != Settings.Legacy.None &&
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!String.IsNullOrEmpty(Settings.NestedEnumsClass))
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{
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sw.WriteLine("public class Enums");
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sw.WriteLine("{");
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sw.Indent();
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}
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int current = 0;
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foreach (Enum @enum in enums.Values)
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{
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string text = String.Format("Writing enum #{0}: {1}", current++, @enum.Name);
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ConsoleRewrite(text);
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if (!Settings.IsEnabled(Settings.Legacy.NoDocumentation))
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{
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// Document which functions use this enum.
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var functions =
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(from wrapper in wrappers
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from function in wrapper.Value
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from param in function.Parameters
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where param.CurrentType == @enum.Name
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select Settings.GLClass + (function.Extension != "Core" ? ("." + function.Extension) : "") + "." + function.TrimmedName)
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.Distinct();
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sw.WriteLine("/// <summary>");
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sw.WriteLine(String.Format("/// {0}",
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functions.Count() >= 3 ?
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String.Format("Used in {0} and {1} other function{2}",
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String.Join(", ", functions.Take(2).ToArray()),
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functions.Count() - 2,
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functions.Count() - 2 > 1 ? "s" : "") :
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functions.Count() >= 1 ?
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String.Format("Used in {0}",
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String.Join(", ", functions.ToArray())) :
|
|
"Not used directly."));
|
|
sw.WriteLine("/// </summary>");
|
|
}
|
|
|
|
if (@enum.IsFlagCollection)
|
|
sw.WriteLine("[Flags]");
|
|
sw.WriteLine("public enum " + @enum.Name + " : " + @enum.Type);
|
|
sw.WriteLine("{");
|
|
sw.Indent();
|
|
WriteConstants(sw, @enum.ConstantCollection.Values);
|
|
sw.Unindent();
|
|
sw.WriteLine("}");
|
|
sw.WriteLine();
|
|
}
|
|
|
|
if ((Settings.Compatibility & Settings.Legacy.NestedEnums) != Settings.Legacy.None &&
|
|
!String.IsNullOrEmpty(Settings.NestedEnumsClass))
|
|
{
|
|
sw.Unindent();
|
|
sw.WriteLine("}");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Tao legacy mode: dump all enums as constants in GLClass.
|
|
foreach (Constant c in enums[Settings.CompleteEnumName].ConstantCollection.Values)
|
|
{
|
|
// Print constants avoiding circular definitions
|
|
if (c.Name != c.Value)
|
|
{
|
|
sw.WriteLine(String.Format(
|
|
"public const int {0} = {2}((int){1});",
|
|
c.Name.StartsWith(Settings.ConstantPrefix) ? c.Name : Settings.ConstantPrefix + c.Name,
|
|
Char.IsDigit(c.Value[0]) ? c.Value : c.Value.StartsWith(Settings.ConstantPrefix) ? c.Value : Settings.ConstantPrefix + c.Value,
|
|
c.Unchecked ? "unchecked" : ""));
|
|
}
|
|
else
|
|
{
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region WriteLicense
|
|
|
|
public void WriteLicense(BindStreamWriter sw)
|
|
{
|
|
sw.WriteLine(File.ReadAllText(Path.Combine(Settings.InputPath, Settings.LicenseFile)));
|
|
sw.WriteLine();
|
|
}
|
|
|
|
#endregion
|
|
|
|
// For example, if parameter foo has indirection level = 1, then it
|
|
// is consumed as 'foo*' in the fixed_statements and the call string.
|
|
readonly static string[] pointer_levels = new string[] { "", "*", "**", "***", "****" };
|
|
readonly static string[] array_levels = new string[] { "", "[]", "[,]", "[,,]", "[,,,]" };
|
|
|
|
static bool IsEnum(string s, EnumCollection enums)
|
|
{
|
|
return enums.ContainsKey(s);
|
|
}
|
|
|
|
void CreateBody(Function func, EnumCollection enums)
|
|
{
|
|
Function f = new Function(func);
|
|
f.Body.Clear();
|
|
|
|
var handle_statements = new List<string>();
|
|
var handle_release_statements = new List<string>();
|
|
var fixed_statements = new List<string>();
|
|
var assign_statements = new List<string>();
|
|
|
|
// Obtain pointers by pinning the parameters
|
|
int index = -1;
|
|
foreach (Parameter p in f.Parameters)
|
|
{
|
|
index++;
|
|
if (p.NeedsPin)
|
|
{
|
|
if (p.WrapperType == WrapperTypes.GenericParameter)
|
|
{
|
|
// Use GCHandle to obtain pointer to generic parameters and 'fixed' for arrays.
|
|
// This is because fixed can only take the address of fields, not managed objects.
|
|
handle_statements.Add(String.Format(
|
|
"{0} {1}_ptr = {0}.Alloc({1}, GCHandleType.Pinned);",
|
|
"GCHandle", p.Name));
|
|
|
|
handle_release_statements.Add(String.Format("{0}_ptr.Free();", p.Name));
|
|
|
|
// Due to the GCHandle-style pinning (which boxes value types), we need to assign the modified
|
|
// value back to the reference parameter (but only if it has an out or in/out flow direction).
|
|
if ((p.Flow == FlowDirection.Out || p.Flow == FlowDirection.Undefined) && p.Reference)
|
|
{
|
|
assign_statements.Add(String.Format(
|
|
"{0} = ({1}){0}_ptr.Target;",
|
|
p.Name, p.QualifiedType));
|
|
}
|
|
|
|
// Note! The following line modifies f.Parameters, *not* this.Parameters
|
|
p.Name = "(IntPtr)" + p.Name + "_ptr.AddrOfPinnedObject()";
|
|
}
|
|
else if (p.WrapperType == WrapperTypes.PointerParameter ||
|
|
p.WrapperType == WrapperTypes.ArrayParameter ||
|
|
p.WrapperType == WrapperTypes.ReferenceParameter)
|
|
{
|
|
// A fixed statement is issued for all non-generic pointers, arrays and references.
|
|
fixed_statements.Add(String.Format(
|
|
"fixed ({0}{3} {1} = {2})",
|
|
p.QualifiedType,
|
|
p.Name + "_ptr",
|
|
p.Array > 0 ? p.Name : "&" + p.Name,
|
|
pointer_levels[p.IndirectionLevel]));
|
|
|
|
// Arrays are not value types, so we don't need to do anything for them.
|
|
// Pointers are passed directly by value, so we don't need to assign them back either (they don't change).
|
|
if ((p.Flow == FlowDirection.Out || p.Flow == FlowDirection.Undefined) && p.Reference)
|
|
{
|
|
assign_statements.Add(String.Format("{0} = *{0}_ptr;", p.Name));
|
|
}
|
|
|
|
p.Name = p.Name + "_ptr";
|
|
}
|
|
else
|
|
{
|
|
throw new ApplicationException("Unknown parameter type");
|
|
}
|
|
}
|
|
|
|
p.QualifiedType = f.WrappedDelegate.Parameters[index].QualifiedType;
|
|
}
|
|
|
|
f.Body.Indent();
|
|
|
|
// Automatic OpenGL error checking.
|
|
// See OpenTK.Graphics.ErrorHelper for more information.
|
|
// Make sure that no error checking is added to the GetError function,
|
|
// as that would cause infinite recursion!
|
|
if ((Settings.Compatibility & Settings.Legacy.NoDebugHelpers) == 0)
|
|
{
|
|
if (f.TrimmedName != "GetError")
|
|
{
|
|
f.Body.Add("#if DEBUG");
|
|
f.Body.Add("using (new ErrorHelper(GraphicsContext.CurrentContext))");
|
|
f.Body.Add("{");
|
|
if (f.TrimmedName == "Begin")
|
|
f.Body.Add("GraphicsContext.CurrentContext.ErrorChecking = false;");
|
|
f.Body.Add("#endif");
|
|
}
|
|
}
|
|
|
|
if (!f.Unsafe && fixed_statements.Count > 0)
|
|
{
|
|
f.Body.Add("unsafe");
|
|
f.Body.Add("{");
|
|
f.Body.Indent();
|
|
}
|
|
|
|
if (fixed_statements.Count > 0)
|
|
{
|
|
f.Body.AddRange(fixed_statements);
|
|
f.Body.Add("{");
|
|
f.Body.Indent();
|
|
}
|
|
|
|
if (handle_statements.Count > 0)
|
|
{
|
|
f.Body.AddRange(handle_statements);
|
|
f.Body.Add("try");
|
|
f.Body.Add("{");
|
|
f.Body.Indent();
|
|
}
|
|
|
|
// Hack: When creating untyped enum wrappers, it is possible that the wrapper uses an "All"
|
|
// enum, while the delegate uses a specific enum (e.g. "TextureUnit"). For this reason, we need
|
|
// to modify the parameters before generating the call string.
|
|
// Note: We cannot generate a callstring using WrappedDelegate directly, as its parameters will
|
|
// typically be different than the parameters of the wrapper. We need to modify the parameters
|
|
// of the wrapper directly.
|
|
if ((Settings.Compatibility & Settings.Legacy.KeepUntypedEnums) != 0)
|
|
{
|
|
int parameter_index = -1; // Used for comparing wrapper parameters with delegate parameters
|
|
foreach (Parameter p in f.Parameters)
|
|
{
|
|
parameter_index++;
|
|
if (IsEnum(p.Name, enums) && p.QualifiedType != f.WrappedDelegate.Parameters[parameter_index].QualifiedType)
|
|
{
|
|
p.QualifiedType = f.WrappedDelegate.Parameters[parameter_index].QualifiedType;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (assign_statements.Count > 0)
|
|
{
|
|
// Call function
|
|
string callstring = GetInvocationString(f);
|
|
if (f.ReturnType.CurrentType.ToLower().Contains("void"))
|
|
{
|
|
f.Body.Add(String.Format("{0};", callstring));
|
|
}
|
|
else if (func.ReturnType.CurrentType.ToLower().Contains("string"))
|
|
{
|
|
f.Body.Add(String.Format("{0} {1} = null; unsafe {{ {1} = new string((sbyte*){2}); }}",
|
|
func.ReturnType.QualifiedType, "retval", callstring));
|
|
}
|
|
else
|
|
{
|
|
f.Body.Add(String.Format("{0} {1} = {2};",
|
|
GetDeclarationString(f.ReturnType), "retval", callstring));
|
|
}
|
|
|
|
// Assign out parameters
|
|
f.Body.AddRange(assign_statements);
|
|
|
|
// Return
|
|
if (!f.ReturnType.CurrentType.ToLower().Contains("void"))
|
|
{
|
|
f.Body.Add("return retval;");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Call function and return
|
|
var callstring = GetInvocationString(f);
|
|
if (f.ReturnType.CurrentType.ToLower().Contains("void"))
|
|
{
|
|
f.Body.Add(String.Format("{0};", callstring));
|
|
}
|
|
else if (func.ReturnType.CurrentType.ToLower().Contains("string"))
|
|
{
|
|
f.Body.Add(String.Format("unsafe {{ return new string((sbyte*){0}); }}",
|
|
callstring));
|
|
}
|
|
else
|
|
{
|
|
f.Body.Add(String.Format("return {0};", callstring));
|
|
}
|
|
}
|
|
|
|
// Free all allocated GCHandles
|
|
if (handle_statements.Count > 0)
|
|
{
|
|
f.Body.Unindent();
|
|
f.Body.Add("}");
|
|
f.Body.Add("finally");
|
|
f.Body.Add("{");
|
|
f.Body.Indent();
|
|
|
|
f.Body.AddRange(handle_release_statements);
|
|
|
|
f.Body.Unindent();
|
|
f.Body.Add("}");
|
|
}
|
|
|
|
if (!f.Unsafe && fixed_statements.Count > 0)
|
|
{
|
|
f.Body.Unindent();
|
|
f.Body.Add("}");
|
|
}
|
|
|
|
if (fixed_statements.Count > 0)
|
|
{
|
|
f.Body.Unindent();
|
|
f.Body.Add("}");
|
|
}
|
|
|
|
if ((Settings.Compatibility & Settings.Legacy.NoDebugHelpers) == 0)
|
|
{
|
|
if (f.TrimmedName != "GetError")
|
|
{
|
|
f.Body.Add("#if DEBUG");
|
|
if (f.TrimmedName == "End")
|
|
f.Body.Add("GraphicsContext.CurrentContext.ErrorChecking = true;");
|
|
f.Body.Add("}");
|
|
f.Body.Add("#endif");
|
|
}
|
|
}
|
|
|
|
f.Body.Unindent();
|
|
|
|
func.Body = f.Body;
|
|
}
|
|
|
|
string GetDeclarationString(Constant c)
|
|
{
|
|
if (String.IsNullOrEmpty(c.Name))
|
|
{
|
|
throw new InvalidOperationException("Invalid Constant: Name is empty");
|
|
}
|
|
|
|
return String.Format("{0} = {1}((int){2}{3})",
|
|
c.Name,
|
|
c.Unchecked ? "unchecked" : String.Empty,
|
|
!String.IsNullOrEmpty(c.Reference) ?
|
|
c.Reference + Settings.NamespaceSeparator :
|
|
String.Empty,
|
|
c.Value);
|
|
}
|
|
|
|
string GetDeclarationString(Delegate d, bool is_delegate)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
sb.Append(d.Unsafe ? "unsafe " : "");
|
|
if (is_delegate)
|
|
sb.Append("delegate ");
|
|
sb.Append(GetDeclarationString(d.ReturnType));
|
|
sb.Append(" ");
|
|
sb.Append(d.Name);
|
|
sb.Append(GetDeclarationString(d.Parameters));
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetDeclarationString(Enum e)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
List<Constant> constants = new List<Constant>(e.ConstantCollection.Values);
|
|
constants.Sort(delegate(Constant c1, Constant c2)
|
|
{
|
|
int ret = String.Compare(c1.Value, c2.Value);
|
|
if (ret == 0)
|
|
return String.Compare(c1.Name, c2.Name);
|
|
return ret;
|
|
});
|
|
|
|
if (e.IsFlagCollection)
|
|
sb.AppendLine("[Flags]");
|
|
sb.Append("public enum ");
|
|
sb.Append(e.Name);
|
|
sb.Append(" : ");
|
|
sb.AppendLine(e.Type);
|
|
sb.AppendLine("{");
|
|
|
|
foreach (Constant c in constants)
|
|
{
|
|
var declaration = GetDeclarationString(c);
|
|
sb.Append(" ");
|
|
sb.Append(declaration);
|
|
if (!String.IsNullOrEmpty(declaration))
|
|
sb.AppendLine(",");
|
|
}
|
|
sb.Append("}");
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetDeclarationString(Function f)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
sb.Append(f.Unsafe ? "unsafe " : "");
|
|
sb.Append(GetDeclarationString(f.ReturnType));
|
|
sb.Append(" ");
|
|
if ((Settings.Compatibility & Settings.Legacy.NoTrimFunctionEnding) != Settings.Legacy.None)
|
|
{
|
|
sb.Append(Settings.FunctionPrefix);
|
|
}
|
|
sb.Append(!String.IsNullOrEmpty(f.TrimmedName) ? f.TrimmedName : f.Name);
|
|
|
|
if (f.Parameters.HasGenericParameters)
|
|
{
|
|
sb.Append("<");
|
|
foreach (Parameter p in f.Parameters)
|
|
{
|
|
if (p.Generic)
|
|
{
|
|
sb.Append(p.CurrentType);
|
|
sb.Append(",");
|
|
}
|
|
}
|
|
sb.Remove(sb.Length - 1, 1);
|
|
sb.Append(">");
|
|
}
|
|
sb.AppendLine(GetDeclarationString(f.Parameters));
|
|
if (f.Parameters.HasGenericParameters)
|
|
{
|
|
foreach (Parameter p in f.Parameters)
|
|
{
|
|
if (p.Generic)
|
|
sb.AppendLine(String.Format(" where {0} : struct", p.CurrentType));
|
|
}
|
|
}
|
|
|
|
sb.AppendLine("{");
|
|
foreach (var line in f.Body)
|
|
{
|
|
sb.AppendLine(line);
|
|
}
|
|
sb.Append("}");
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetDeclarationString(Parameter p, bool override_unsafe_setting)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
if (p.Flow == FlowDirection.Out)
|
|
sb.Append("[OutAttribute] ");
|
|
else if (p.Flow == FlowDirection.Undefined)
|
|
sb.Append("[InAttribute, OutAttribute] ");
|
|
|
|
if (p.Reference)
|
|
{
|
|
if (p.Flow == FlowDirection.Out)
|
|
sb.Append("out ");
|
|
else
|
|
sb.Append("ref ");
|
|
}
|
|
|
|
if (!override_unsafe_setting && ((Settings.Compatibility & Settings.Legacy.NoPublicUnsafeFunctions) != Settings.Legacy.None))
|
|
{
|
|
if (p.Pointer != 0)
|
|
{
|
|
sb.Append("IntPtr");
|
|
}
|
|
else
|
|
{
|
|
sb.Append(GetDeclarationString(p as Type));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
sb.Append(GetDeclarationString(p as Type));
|
|
}
|
|
if (!String.IsNullOrEmpty(p.Name))
|
|
{
|
|
sb.Append(" ");
|
|
sb.Append(p.Name);
|
|
}
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetDeclarationString(ParameterCollection parameters)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
sb.Append("(");
|
|
if (parameters.Count > 0)
|
|
{
|
|
foreach (Parameter p in parameters)
|
|
{
|
|
sb.Append(GetDeclarationString(p, false));
|
|
sb.Append(", ");
|
|
}
|
|
sb.Replace(", ", ")", sb.Length - 2, 2);
|
|
}
|
|
else
|
|
{
|
|
sb.Append(")");
|
|
}
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetDeclarationString(Type type)
|
|
{
|
|
return String.Format("{0}{1}{2}",
|
|
type.QualifiedType,
|
|
pointer_levels[type.Pointer],
|
|
array_levels[type.Array]);
|
|
}
|
|
|
|
string GetInvocationString(Delegate d)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
sb.Append(Settings.DelegatesClass);
|
|
sb.Append(Settings.NamespaceSeparator);
|
|
sb.Append(Settings.FunctionPrefix);
|
|
sb.Append(d.Name);
|
|
sb.Append(GetInvocationString(d.Parameters));
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
string GetInvocationString(ParameterCollection parameters)
|
|
{
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
sb.Append("(");
|
|
|
|
if (parameters.Count > 0)
|
|
{
|
|
foreach (Parameter p in parameters)
|
|
{
|
|
if (p.Unchecked)
|
|
sb.Append("unchecked((" + p.QualifiedType + ")");
|
|
|
|
if (!p.Generic && p.CurrentType != "object")
|
|
{
|
|
if (p.CurrentType.ToLower().Contains("string"))
|
|
{
|
|
sb.Append(String.Format("({0}{1})",
|
|
p.QualifiedType, (p.Array > 0) ? "[]" : ""));
|
|
}
|
|
else if (p.IndirectionLevel != 0)
|
|
{
|
|
if (((Settings.Compatibility & Settings.Legacy.TurnVoidPointersToIntPtr) != Settings.Legacy.None) &&
|
|
p.Pointer != 0 && p.CurrentType.Contains("void"))
|
|
{
|
|
sb.Append("(IntPtr)");
|
|
}
|
|
else
|
|
{
|
|
sb.Append("(");
|
|
|
|
sb.Append(p.QualifiedType);
|
|
for (int i = 0; i < p.IndirectionLevel; i++)
|
|
sb.Append("*");
|
|
sb.Append(")");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
sb.Append(String.Format("({0})", p.QualifiedType));
|
|
}
|
|
}
|
|
|
|
sb.Append(p.Name);
|
|
|
|
if (p.Unchecked)
|
|
sb.Append(")");
|
|
|
|
sb.Append(", ");
|
|
}
|
|
sb.Replace(", ", ")", sb.Length - 2, 2);
|
|
}
|
|
else
|
|
{
|
|
sb.Append(")");
|
|
}
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|