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Fixes #314
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net7.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <ProjectReference Include="..\Shader Minifier Library.fsproj" /> | ||
| </ItemGroup> | ||
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| </Project> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| /** | ||
| * Example of use of the ShaderMinifier library from C#. | ||
| */ | ||
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| using ShaderMinifier; | ||
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| var shader = """ | ||
| out vec4 fragColor; | ||
| void main() | ||
| { | ||
| fragColor = vec4(1., 1., 1., 1.); | ||
| } | ||
| """; | ||
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| var file = Tuple.Create("filename.frag", shader); | ||
| var options = Minifier.ParseOptions(new[] { "--format", "text" }); | ||
| var minifier = new Minifier(options, new[] { file }); | ||
| minifier.Format(System.Console.Out); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,41 +1,51 @@ | ||
| module ShaderMinifier | ||
| namespace ShaderMinifier | ||
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| open System.IO | ||
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| let getSize (shaders: Ast.Shader[]) = | ||
| shaders |> Array.sumBy (fun s -> Printer.print s.code |> String.length) | ||
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| let minify (options: Options.Options) (files: (string*string)[]) = | ||
| // like printfn when verbose option is set | ||
| let vprintf fmt = fprintf (if options.verbose then stdout else TextWriter.Null) fmt | ||
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| let printSize (shaders: Ast.Shader[]) = | ||
| if options.verbose then | ||
| let length = getSize shaders | ||
| vprintf "Shader size is: %d\n" length | ||
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| let names = String.concat "," [for n, c in files -> $"'{n}' ({c.Length}b)"] | ||
| options.trace $"----- minifying {names}" | ||
| vprintf "Input file size is: %d\n" (files |> Array.sumBy (fun (_, s) -> s.Length)) | ||
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| let parseAndRewrite (filename, content) = | ||
| let shader = Parse.runParser options filename content | ||
| let code = | ||
| if shader.reorderFunctions then | ||
| Rewriter.reorderFunctions options shader.code | ||
| else shader.code | ||
| { shader with code = Rewriter.simplify options code } | ||
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| let shaders = Array.Parallel.map parseAndRewrite files | ||
| vprintf "Rewrite tricks applied. "; printSize shaders | ||
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| if options.noRenaming then | ||
| shaders, [] | ||
| else | ||
| let exportedNames = Renamer.rename options shaders | ||
| vprintf "Identifiers renamed. "; printSize shaders | ||
| shaders, exportedNames | ||
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| let format = Formatter.print | ||
| let formatWithLocations = Formatter.printWithLocations | ||
| let print = Printer.print | ||
| type Minifier(options, files) = | ||
| let getSize (shaders: Ast.Shader[]) = | ||
| shaders |> Seq.sumBy (fun s -> Printer.print s.code |> String.length) | ||
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| let minify (options: Options.Options) (files: (string*string)[]) = | ||
| // like printfn when verbose option is set | ||
| let vprintf fmt = fprintf (if options.verbose then stdout else TextWriter.Null) fmt | ||
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| let printSize (shaders: Ast.Shader[]) = | ||
| if options.verbose then | ||
| let length = getSize shaders | ||
| vprintf "Shader size is: %d\n" length | ||
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| let names = String.concat "," [for n, c in files -> $"'{n}' ({c.Length}b)"] | ||
| options.trace $"----- minifying {names}" | ||
| vprintf "Input file size is: %d\n" (files |> Array.sumBy (fun (_, s) -> s.Length)) | ||
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| let parseAndRewrite (filename, content) = | ||
| let shader = Parse.runParser options filename content | ||
| let code = | ||
| if shader.reorderFunctions then | ||
| Rewriter.reorderFunctions options shader.code | ||
| else shader.code | ||
| { shader with code = Rewriter.simplify options code } | ||
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| let shaders = Array.Parallel.map parseAndRewrite files | ||
| vprintf "Rewrite tricks applied. "; printSize shaders | ||
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| if options.noRenaming then | ||
| shaders, [||] | ||
| else | ||
| let exportedNames = Renamer.rename options (Seq.toArray shaders) |> List.toArray | ||
| vprintf "Identifiers renamed. "; printSize shaders | ||
| shaders, exportedNames | ||
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| let shaders, exportedNames = minify options files | ||
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| static member ParseOptions(flags) = Options.init flags | ||
| static member ParseOptionsWithFiles(flags) = Options.initFiles flags | ||
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| member _.GetSize = getSize shaders | ||
| member _.GetShaders = shaders | ||
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| member _.Format(writer) = Formatter.print options writer shaders exportedNames | ||
| member _.Format(writer, options) = | ||
| Formatter.print options writer shaders exportedNames | ||
| member _.FormatWithLocations(writer) = Formatter.printWithLocations options writer shaders exportedNames |
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