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shadertools: Prepare for new target Languages and APIs (#2465)

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* shadertools: Prepare for new target Langugaes and APIs

This improves shader tools command line by adding support for target
language and api.

* Address gdkchan's comments
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Mary 2021-07-18 12:49:39 +02:00 • committed by GitHub
parent ca5ac37cd6
commit 97a2133207
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 87 additions and 19 deletions
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71
Ryujinx.ShaderTools/Program.cs
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@ -1,4 +1,5 @@
using Ryujinx.Graphics.Shader;
using CommandLine;
using Ryujinx.Graphics.Shader;
using Ryujinx.Graphics.Shader.Translation;
using System;
using System.IO;
@ -23,28 +24,70 @@ namespace Ryujinx.ShaderTools
}
}
static void Main(string[] args)
private class Options
{
if (args.Length == 1 || args.Length == 2)
[Option("compute", Required = false, Default = false, HelpText = "Indicate that the shader is a compute shader.")]
public bool Compute { get; set; }
[Option("target-language", Required = false, Default = TargetLanguage.Glsl, HelpText = "Indicate the target shader language to use.")]
public TargetLanguage TargetLanguage { get; set; }
[Option("target-api", Required = false, Default = TargetApi.OpenGL, HelpText = "Indicate the target graphics api to use.")]
public TargetApi TargetApi { get; set; }
[Value(0, MetaName = "input", HelpText = "Binary Maxwell shader input path.", Required = true)]
public string InputPath { get; set; }
[Value(1, MetaName = "output", HelpText = "Decompiled shader output path.", Required = false)]
public string OutputPath { get; set; }
}
static void HandleArguments(Options options)
{
TranslationFlags flags = TranslationFlags.DebugMode;
if (options.Compute)
{
TranslationFlags flags = TranslationFlags.DebugMode;
flags |= TranslationFlags.Compute;
}
if (args.Length == 2 && args[0] == "--compute")
byte[] data = File.ReadAllBytes(options.InputPath);
TranslationOptions translationOptions = new TranslationOptions(options.TargetLanguage, options.TargetApi, flags);
ShaderProgram program = Translator.CreateContext(0, new GpuAccessor(data), translationOptions).Translate(out _);
if (options.OutputPath == null)
{
if (program.BinaryCode != null)
{
flags |= TranslationFlags.Compute;
using Stream outputStream = Console.OpenStandardOutput();
outputStream.Write(program.BinaryCode);
}
else
{
Console.WriteLine(program.Code);
}
byte[] data = File.ReadAllBytes(args[^1]);
TranslationOptions options = new TranslationOptions(TargetLanguage.Glsl, TargetApi.OpenGL, flags);
string code = Translator.CreateContext(0, new GpuAccessor(data), options).Translate(out _).Code;
Console.WriteLine(code);
}
else
{
Console.WriteLine("Usage: Ryujinx.ShaderTools [--compute] shader.bin");
if (program.BinaryCode != null)
{
File.WriteAllBytes(options.OutputPath, program.BinaryCode);
}
else
{
File.WriteAllText(options.OutputPath, program.Code);
}
}
}
static void Main(string[] args)
{
Parser.Default.ParseArguments<Options>(args)
.WithParsed(options => HandleArguments(options))
.WithNotParsed(errors => errors.Output());
}
}
}