980 lines
45 KiB
C#
980 lines
45 KiB
C#
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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;
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using System.Text.RegularExpressions;
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using Poiyomi.ModularShaderSystem.CibbiExtensions;
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using UnityEditor;
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using UnityEngine;
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namespace Poiyomi.ModularShaderSystem
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{
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public static class ShaderGenerator
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{
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public static void GenerateShader(string path, ModularShader shader, bool hideVariants = false)
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{
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GenerateShader(path, shader, null, hideVariants);
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}
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public static void GenerateShader(string path, ModularShader shader, Action<StringBuilder, ShaderContext> postGeneration, bool hideVariants = false)
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{
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path = GetPathRelativeToProject(path);
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var modules = FindAllModules(shader);
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var freshAssets = new Dictionary<TemplateAsset, TemplateAsset>();
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freshAssets.AddFreshShaderToList(shader.ShaderTemplate);
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freshAssets.AddFreshShaderToList(shader.ShaderPropertiesTemplate);
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foreach (var template in modules.SelectMany(x => x.Templates))
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freshAssets.AddFreshShaderToList(template.Template);
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foreach (var function in modules.SelectMany(x => x.Functions))
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freshAssets.AddFreshShaderToList(function.ShaderFunctionCode);
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var possibleVariants = GetShaderVariants(modules);
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var contexts = new List<ShaderContext>();
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var completePropertiesBlock = GetPropertiesBlock(shader, modules, freshAssets);
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foreach (var variant in possibleVariants)
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{
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contexts.Add(new ShaderContext
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{
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Shader = shader,
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PostGeneration = postGeneration,
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ActiveEnablers = variant,
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FreshAssets = freshAssets,
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FilePath = path,
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PropertiesBlock = completePropertiesBlock,
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AreVariantsHidden = hideVariants
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});
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}
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contexts.AsParallel().ForAll(x => x.GenerateShader());
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try
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{
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AssetDatabase.StartAssetEditing();
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if (shader.LastGeneratedShaders != null)
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{
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foreach (Shader generatedShader in shader.LastGeneratedShaders.Where(x => x != null))
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{
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string assetPath = AssetDatabase.GetAssetPath(generatedShader);
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if (string.IsNullOrWhiteSpace(assetPath))
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File.Delete(assetPath);
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}
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}
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shader.LastGeneratedShaders = new List<Shader>();
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foreach (var context in contexts)
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{
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string filePath = $"{path}/" + context.VariantFileName;
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if (File.Exists(filePath))
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{
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FileAttributes fileAttributes = File.GetAttributes(filePath) & ~FileAttributes.ReadOnly;
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File.SetAttributes(filePath, fileAttributes);
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File.WriteAllText(filePath, context.ShaderFile.ToString());
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File.SetAttributes(filePath, fileAttributes | FileAttributes.ReadOnly);
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}
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else
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{
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File.WriteAllText(filePath, context.ShaderFile.ToString());
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File.SetAttributes(filePath, File.GetAttributes(filePath) | FileAttributes.ReadOnly);
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}
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}
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}
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finally
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{
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AssetDatabase.StopAssetEditing();
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}
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AssetDatabase.Refresh();
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ApplyDefaultTextures(contexts);
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foreach (var context in contexts)
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shader.LastGeneratedShaders.Add(AssetDatabase.LoadAssetAtPath<Shader>($"{path}/" + context.VariantFileName));
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AssetDatabase.Refresh();
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}
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private static string GetPathRelativeToProject(string path)
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{
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if (!Directory.Exists(path))
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throw new DirectoryNotFoundException($"The folder \"{path}\" is not found");
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if (!path.Contains(Application.dataPath) && !path.StartsWith("Assets"))
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throw new DirectoryNotFoundException($"The folder \"{path}\" is not part of the unity project");
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if(!path.StartsWith("Assets"))
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path = path.Replace(Application.dataPath, "Assets");
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return path;
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}
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public static void GenerateMinimalShader(string path, ModularShader shader, IEnumerable<Material> materials, Action<StringBuilder, ShaderContext> postGeneration = null)
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{
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path = GetPathRelativeToProject(path);
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var modules = FindAllModules(shader);
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var possibleVariants = GetMinimalVariants(modules, materials);
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var contexts = new List<ShaderContext>();
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foreach (var (variant, variantMaterials) in possibleVariants)
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{
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AssetDatabase.TryGetGUIDAndLocalFileIdentifier(variantMaterials[0], out string guid, out long _);
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contexts.Add(new ShaderContext
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{
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Shader = shader,
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PostGeneration = postGeneration,
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ActiveEnablers = variant,
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FilePath = path,
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OptimizedShader = true,
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Materials = variantMaterials,
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Guid = guid
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});
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}
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contexts.GenerateMinimalShaders();
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}
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public static List<ShaderContext> EnqueueShadersToGenerate(string path, ModularShader shader, IEnumerable<Material> materials, Action<StringBuilder, ShaderContext> postGeneration = null)
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{
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path = GetPathRelativeToProject(path);
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var modules = FindAllModules(shader);
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var possibleVariants = GetMinimalVariants(modules, materials);
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var contexts = new List<ShaderContext>();
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foreach (var (variant, variantMaterials) in possibleVariants)
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{
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AssetDatabase.TryGetGUIDAndLocalFileIdentifier(variantMaterials[0], out string guid, out long _);
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contexts.Add(new ShaderContext
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{
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Shader = shader,
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PostGeneration = postGeneration,
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ActiveEnablers = variant,
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FilePath = path,
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OptimizedShader = true,
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Materials = variantMaterials,
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Guid = guid
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});
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}
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return contexts;
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}
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public static void GenerateMinimalShaders(this List<ShaderContext> contexts)
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{
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if (contexts == null || contexts.Count == 0) return;
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var alreadyDoneShaders = new List<ModularShader>();
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var freshAssets = new Dictionary<TemplateAsset, TemplateAsset>();
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foreach (var context in contexts)
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{
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context.FreshAssets = freshAssets;
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if (alreadyDoneShaders.Contains(context.Shader)) continue;
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var shader = context.Shader;
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var modules = FindAllModules(shader);
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freshAssets.AddFreshShaderToList(shader.ShaderTemplate);
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freshAssets.AddFreshShaderToList(shader.ShaderPropertiesTemplate);
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foreach (var template in modules.SelectMany(x => x.Templates))
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freshAssets.AddFreshShaderToList(template.Template);
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foreach (var function in modules.SelectMany(x => x.Functions))
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freshAssets.AddFreshShaderToList(function.ShaderFunctionCode);
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alreadyDoneShaders.Add(shader);
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}
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EditorUtility.DisplayProgressBar("Generating Optimized Shaders", "generating shader files", 1 / (contexts.Count + 3));
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contexts.AsParallel().ForAll(x => x.GenerateShader());
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try
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{
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AssetDatabase.StartAssetEditing();
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int i = 0;
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foreach (var context in contexts)
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{
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EditorUtility.DisplayProgressBar("Generating Optimized Shaders", "Saving " + context.VariantFileName, 1 + i / (contexts.Count + 3));
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File.WriteAllText($"{context.FilePath}/" + context.VariantFileName, context.ShaderFile.ToString());
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i++;
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}
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}
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finally
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{
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EditorUtility.DisplayProgressBar("Generating Optimized Shaders", "waiting for unity to compile shaders", contexts.Count - 2 / (contexts.Count + 3));
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AssetDatabase.StopAssetEditing();
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AssetDatabase.Refresh();
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}
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ApplyDefaultTextures(contexts);
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EditorUtility.DisplayProgressBar("Generating Optimized Shaders", "applying shaders to materials", contexts.Count - 1 / (contexts.Count + 3));
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foreach (var context in contexts)
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{
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var shader = Shader.Find(context.ShaderName);
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foreach (var material in context.Materials)
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{
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material.shader = shader;
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}
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}
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EditorUtility.ClearProgressBar();
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}
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private static List<Dictionary<string, int>> GetShaderVariants(List<ShaderModule> modules)
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{
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var dictionary = new Dictionary<string, List<int>>();
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foreach (ShaderModule module in modules)
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{
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if (module == null) continue;
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foreach (EnableProperty property in module.EnableProperties)
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{
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if (property == null || string.IsNullOrWhiteSpace(property.Name) ||
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!(module.Templates?.Any(x => x.NeedsVariant) ?? false)) continue;
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if (dictionary.ContainsKey(property.Name))
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dictionary[property.Name].Add(property.EnableValue);
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else
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dictionary.Add(property.Name, new List<int>(new[] { property.EnableValue }));
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}
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}
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var keys = dictionary.Keys.ToList();
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foreach (KeyValuePair<string,List<int>> keyValuePair in dictionary)
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if(!keyValuePair.Value.Contains(0))
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keyValuePair.Value.Insert(0,0);
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var states = new List<Dictionary<string, int>>();
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UnrollVariants(states, new Dictionary<string, int>(), dictionary, keys);
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return states;
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}
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private static List<(Dictionary<string, int>, List<Material>)> GetMinimalVariants(List<ShaderModule> modules, IEnumerable<Material> materials)
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{
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var enablers = new List<string>();
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foreach (ShaderModule module in modules)
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{
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if (module == null) continue;
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foreach (EnableProperty property in module.EnableProperties)
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{
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if (property == null || string.IsNullOrWhiteSpace(property.Name)) continue;
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enablers.Add(property.Name);
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}
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}
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enablers = enablers.Distinct().ToList();
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var states = new List<(Dictionary<string, int>, List<Material>)>();
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foreach (Material material in materials)
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{
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var state = new Dictionary<string, int>();
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foreach (string enabler in enablers)
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state.Add(enabler, (int)material.GetFloat(enabler));
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var equalState = states.Where(x =>
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{
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var keys = state.Keys;
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foreach (string key in keys)
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if (x.Item1[key] != state[key])
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return false;
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return true;
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}).FirstOrDefault();
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if(equalState == (null, null))
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states.Add((state, new List<Material>(new [] {material})));
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else
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equalState.Item2.Add(material);
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}
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return states;
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}
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private static void UnrollVariants(ICollection<Dictionary<string, int>> states, Dictionary<string, int> current, IReadOnlyDictionary<string, List<int>> dictionary, IReadOnlyList<string> keys)
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{
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if (current.Count == keys.Count)
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{
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states.Add(current);
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return;
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}
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foreach (var value in dictionary[keys[current.Count]])
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{
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var next = new Dictionary<string, int>(current);
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next[keys[current.Count]] = value;
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UnrollVariants(states, next, dictionary, keys);
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}
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}
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public static string GetVariantCode(Dictionary<string, int> activeEnablers)
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{
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var keys = activeEnablers.Keys.OrderBy(x => x).ToList();
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bool isAllZeroes = true;
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var b = new StringBuilder();
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foreach (string key in keys)
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{
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if (activeEnablers[key] != 0) isAllZeroes = false;
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b.Append($"-{activeEnablers[key]}");
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}
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return isAllZeroes ? "" : b.ToString();
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}
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private static void AddFreshShaderToList(this Dictionary<TemplateAsset, TemplateAsset> dictionary, TemplateAsset asset)
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{
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if ((object)asset == null) return;
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if (asset.Equals(null)) return;
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if (dictionary.ContainsKey(asset)) return;
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string assetName = asset.name;
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string assetPath = AssetDatabase.GetAssetPath(asset);
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var genericAsset = AssetDatabase.LoadMainAssetAtPath(assetPath);
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TemplateAsset template = null;
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switch (genericAsset)
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{
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case TemplateCollectionAsset collection:
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template = collection.Templates.FirstOrDefault(x => x.name.Equals(assetName));
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break;
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case TemplateAsset t:
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template = t;
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break;
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}
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dictionary.Add(asset, template);
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}
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private static TemplateAsset GetTemplate(this Dictionary<TemplateAsset, TemplateAsset> dictionary, TemplateAsset asset)
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{
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if ((object)asset == null) return null;
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if (asset.Equals(null)) return null;
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return dictionary.TryGetValue(asset, out TemplateAsset result) ? result : null;
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}
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public class ShaderContext
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{
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public ModularShader Shader;
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public Dictionary<string, int> ActiveEnablers;
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public Dictionary<TemplateAsset, TemplateAsset> FreshAssets;
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public Action<StringBuilder, ShaderContext> PostGeneration;
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private List<EnableProperty> _liveUpdateEnablers;
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public string FilePath;
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public string VariantFileName;
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public string VariantName;
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public string ShaderName;
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public string PropertiesBlock;
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public bool AreVariantsHidden;
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public bool OptimizedShader;
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public List<Material> Materials;
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public StringBuilder ShaderFile;
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private List<ShaderModule> _modules;
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private List<ShaderFunction> _functions;
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private List<ShaderFunction> _reorderedFunctions;
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private Dictionary<ShaderFunction, ShaderModule> _modulesByFunctions;
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public string Guid;
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public List<ShaderModule> Modules => _modules;
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public void GenerateShader()
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{
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_modules = FindActiveModules(Shader, ActiveEnablers);
|
||
|
|
GetLiveUpdateEnablers();
|
||
|
|
ShaderFile = new StringBuilder();
|
||
|
|
VariantName = GetVariantCode(ActiveEnablers);
|
||
|
|
VariantFileName = OptimizedShader ?
|
||
|
|
$"{Shader.Name}{(string.IsNullOrEmpty(VariantName) ? "" : $"-g-{Guid}")}.shader" :
|
||
|
|
$"{Shader.Name}{(string.IsNullOrEmpty(VariantName) ? "" : $"-v{VariantName}")}.shader";
|
||
|
|
|
||
|
|
VariantFileName = string.Join("_", VariantFileName.Split(Path.GetInvalidFileNameChars()));
|
||
|
|
|
||
|
|
if (OptimizedShader)
|
||
|
|
ShaderName = $"Hidden/{Shader.ShaderPath}-g-{Guid}";
|
||
|
|
else if (AreVariantsHidden && !string.IsNullOrEmpty(VariantName))
|
||
|
|
ShaderName = $"Hidden/{Shader.ShaderPath}-v{VariantName}";
|
||
|
|
else
|
||
|
|
ShaderName = $"{Shader.ShaderPath}{VariantName}";
|
||
|
|
|
||
|
|
ShaderFile.AppendLine($"Shader \"{ShaderName}\"");
|
||
|
|
|
||
|
|
ShaderFile.AppendLine("{");
|
||
|
|
|
||
|
|
ShaderFile.Append(string.IsNullOrEmpty(PropertiesBlock) ? GetPropertiesBlock(Shader, _modules, FreshAssets, false) : PropertiesBlock);
|
||
|
|
|
||
|
|
WriteShaderSkeleton();
|
||
|
|
|
||
|
|
_functions = new List<ShaderFunction>();
|
||
|
|
_reorderedFunctions = new List<ShaderFunction>();
|
||
|
|
_modulesByFunctions = new Dictionary<ShaderFunction, ShaderModule>();
|
||
|
|
foreach (var module in _modules)
|
||
|
|
{
|
||
|
|
_functions.AddRange(module.Functions);
|
||
|
|
foreach (ShaderFunction function in module.Functions)
|
||
|
|
{
|
||
|
|
_modulesByFunctions.Add(function, module);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
WriteVariablesToKeywords();
|
||
|
|
WriteFunctionCallsToKeywords();
|
||
|
|
WriteFunctionsToKeywords();
|
||
|
|
|
||
|
|
if (!string.IsNullOrWhiteSpace(Shader.CustomEditor))
|
||
|
|
ShaderFile.AppendLine($"CustomEditor \"{Shader.CustomEditor}\"");
|
||
|
|
ShaderFile.AppendLine("}");
|
||
|
|
|
||
|
|
PostGeneration?.Invoke(ShaderFile, this);
|
||
|
|
|
||
|
|
RemoveKeywords();
|
||
|
|
|
||
|
|
ShaderFile.Replace("\r\n", "\n");
|
||
|
|
|
||
|
|
ShaderFile = CleanupShaderFile(ShaderFile);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void GetLiveUpdateEnablers()
|
||
|
|
{
|
||
|
|
_liveUpdateEnablers = new List<EnableProperty>();
|
||
|
|
var staticEnablers = ActiveEnablers.Keys.ToList();
|
||
|
|
foreach (var property in _modules.SelectMany(x => x.EnableProperties))
|
||
|
|
{
|
||
|
|
if(property != null && !string.IsNullOrWhiteSpace(property.Name) && !staticEnablers.Contains(property.Name))
|
||
|
|
_liveUpdateEnablers.Add(property);
|
||
|
|
}
|
||
|
|
|
||
|
|
_liveUpdateEnablers = _liveUpdateEnablers.Distinct().ToList();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void WriteFunctionCallsToKeywords()
|
||
|
|
{
|
||
|
|
foreach (var startKeyword in _functions.Where(x => x.AppendAfter?.StartsWith("#K#") ?? false).Select(x => x.AppendAfter).Distinct())
|
||
|
|
{
|
||
|
|
if (!ShaderFile.Contains(startKeyword)) continue;
|
||
|
|
|
||
|
|
var callSequence = new StringBuilder();
|
||
|
|
WriteFunctionCallSequence(callSequence, startKeyword);
|
||
|
|
var m = Regex.Matches(ShaderFile.ToString(), $@"{startKeyword}(\s|$)", RegexOptions.Multiline);
|
||
|
|
for (int i = m.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Insert(m[i].Index, callSequence.ToString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void WriteShaderSkeleton()
|
||
|
|
{
|
||
|
|
ShaderFile.AppendLine("SubShader");
|
||
|
|
ShaderFile.AppendLine("{");
|
||
|
|
|
||
|
|
ShaderFile.AppendLine(FreshAssets.GetTemplate(Shader.ShaderTemplate).Template);
|
||
|
|
|
||
|
|
Dictionary<ModuleTemplate, ShaderModule> moduleByTemplate = new Dictionary<ModuleTemplate, ShaderModule>();
|
||
|
|
Dictionary<(string, string), string> convertedKeyword = new Dictionary<(string, string), string>();
|
||
|
|
int instanceCounter = 0;
|
||
|
|
|
||
|
|
foreach (var module in _modules)
|
||
|
|
foreach (var template in module.Templates)
|
||
|
|
moduleByTemplate.Add(template, module);
|
||
|
|
|
||
|
|
foreach (var template in _modules.SelectMany(x => x.Templates).OrderBy(x => x.Queue))
|
||
|
|
{
|
||
|
|
var freshTemplate = FreshAssets.GetTemplate(template.Template);
|
||
|
|
var module = moduleByTemplate[template];
|
||
|
|
if (freshTemplate == null) continue;
|
||
|
|
bool hasEnabler = module.EnableProperties.Any(x => x != null && !string.IsNullOrEmpty(x.Name));
|
||
|
|
bool isFilteredIn = hasEnabler && module.EnableProperties.All(x => (x == null || string.IsNullOrEmpty(x.Name)) || ActiveEnablers.TryGetValue(x.Name, out _));
|
||
|
|
bool needsIf = hasEnabler && !isFilteredIn && !template.NeedsVariant;
|
||
|
|
var tmp = new StringBuilder();
|
||
|
|
|
||
|
|
if (!needsIf)
|
||
|
|
{
|
||
|
|
tmp.AppendLine(freshTemplate.Template);
|
||
|
|
}
|
||
|
|
|
||
|
|
else
|
||
|
|
{
|
||
|
|
string condition = string.Join(" && ", module.EnableProperties
|
||
|
|
.Where(x => (x != null && !string.IsNullOrEmpty(x.Name)) && !ActiveEnablers.TryGetValue(x.Name, out _))
|
||
|
|
.Select(x => $"{x.Name} == {x.EnableValue}"));
|
||
|
|
tmp.AppendLine($"if({condition})");
|
||
|
|
tmp.AppendLine("{");
|
||
|
|
tmp.AppendLine(freshTemplate.Template);
|
||
|
|
tmp.AppendLine("}");
|
||
|
|
}
|
||
|
|
|
||
|
|
MatchCollection mki = Regex.Matches(tmp.ToString(), @"#KI#\S*", RegexOptions.Multiline);
|
||
|
|
for (int i = mki.Count - 1; i >= 0; i--)
|
||
|
|
{
|
||
|
|
string newKeyword;
|
||
|
|
if (convertedKeyword.TryGetValue((module.Id, mki[i].Value), out string replacedKeyword))
|
||
|
|
{
|
||
|
|
newKeyword = replacedKeyword;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
newKeyword = $"{mki[i].Value}{instanceCounter++}";
|
||
|
|
convertedKeyword.Add((module.Id, mki[i].Value), newKeyword);
|
||
|
|
}
|
||
|
|
tmp.Replace(mki[i].Value, newKeyword);
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var keyword in template.Keywords.Count == 0 ? new[] { MSSConstants.DEFAULT_CODE_KEYWORD } : template.Keywords.Where(x => !string.IsNullOrWhiteSpace(x)).ToArray())
|
||
|
|
{
|
||
|
|
MatchCollection m = Regex.Matches(ShaderFile.ToString(), $@"#K#{keyword}(\s|$)", RegexOptions.Multiline);
|
||
|
|
for (int i = m.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Insert(m[i].Index, tmp.ToString());
|
||
|
|
|
||
|
|
if (convertedKeyword.TryGetValue((module.Id, $@"#KI#{keyword}"), out string replacedKeyword))
|
||
|
|
{
|
||
|
|
m = Regex.Matches(ShaderFile.ToString(), $@"{replacedKeyword}(\s|$)", RegexOptions.Multiline);
|
||
|
|
for (int i = m.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Insert(m[i].Index, tmp.ToString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
MatchCollection mkr = Regex.Matches(ShaderFile.ToString(), @"#KI#\S*", RegexOptions.Multiline);
|
||
|
|
for (int i = mkr.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Remove(mkr[i].Index, mkr[i].Length);
|
||
|
|
|
||
|
|
ShaderFile.AppendLine("}");
|
||
|
|
}
|
||
|
|
|
||
|
|
private void WriteVariablesToKeywords()
|
||
|
|
{
|
||
|
|
var variableDeclarations = new Dictionary<string,List<Variable>>();
|
||
|
|
|
||
|
|
foreach (ShaderFunction function in _functions)
|
||
|
|
{
|
||
|
|
if (function.VariableKeywords.Count > 0)
|
||
|
|
{
|
||
|
|
foreach (string keyword in function.VariableKeywords)
|
||
|
|
{
|
||
|
|
if (!variableDeclarations.ContainsKey(keyword))
|
||
|
|
variableDeclarations.Add(keyword, new List<Variable>());
|
||
|
|
|
||
|
|
foreach (Variable variable in function.UsedVariables)
|
||
|
|
variableDeclarations[keyword].Add(variable);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (!variableDeclarations.ContainsKey(MSSConstants.DEFAULT_VARIABLES_KEYWORD))
|
||
|
|
variableDeclarations.Add(MSSConstants.DEFAULT_VARIABLES_KEYWORD, new List<Variable>());
|
||
|
|
|
||
|
|
foreach (Variable variable in function.UsedVariables)
|
||
|
|
variableDeclarations[MSSConstants.DEFAULT_VARIABLES_KEYWORD].Add(variable);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var declaration in variableDeclarations)
|
||
|
|
{
|
||
|
|
declaration.Value.AddRange(_liveUpdateEnablers.Select(x => x.ToVariable()));
|
||
|
|
var decCode = string.Join("\n", declaration.Value.Distinct().OrderBy(x => x.Type).Select(x => x.GetDefinition())) + "\n\n";
|
||
|
|
MatchCollection m = Regex.Matches(ShaderFile.ToString(), $@"#K#{declaration.Key}\s", RegexOptions.Multiline);
|
||
|
|
for (int i = m.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Insert(m[i].Index, decCode);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void WriteFunctionsToKeywords()
|
||
|
|
{
|
||
|
|
var keywordedCode = new Dictionary<string,(StringBuilder, List<TemplateAsset>)>();
|
||
|
|
|
||
|
|
foreach (ShaderFunction function in _reorderedFunctions)
|
||
|
|
{
|
||
|
|
var freshAsset = FreshAssets.GetTemplate(function.ShaderFunctionCode);
|
||
|
|
if (function.CodeKeywords.Count > 0)
|
||
|
|
{
|
||
|
|
foreach (string keyword in function.CodeKeywords)
|
||
|
|
{
|
||
|
|
if (!keywordedCode.ContainsKey(keyword))
|
||
|
|
keywordedCode.Add(keyword, (new StringBuilder(), new List<TemplateAsset>()));
|
||
|
|
|
||
|
|
if (freshAsset == null) continue;
|
||
|
|
(StringBuilder builder, List<TemplateAsset> assets) = keywordedCode[keyword];
|
||
|
|
if (assets.Contains(freshAsset)) continue;
|
||
|
|
builder.AppendLine(freshAsset.Template);
|
||
|
|
assets.Add(freshAsset);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (!keywordedCode.ContainsKey(MSSConstants.DEFAULT_CODE_KEYWORD))
|
||
|
|
keywordedCode.Add(MSSConstants.DEFAULT_CODE_KEYWORD, (new StringBuilder(), new List<TemplateAsset>()));
|
||
|
|
|
||
|
|
if (freshAsset == null) continue;
|
||
|
|
(StringBuilder builder, List<TemplateAsset> assets) = keywordedCode[MSSConstants.DEFAULT_CODE_KEYWORD];
|
||
|
|
if (assets.Contains(freshAsset)) continue;
|
||
|
|
builder.AppendLine(freshAsset.Template);
|
||
|
|
assets.Add(freshAsset);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var code in keywordedCode)
|
||
|
|
{
|
||
|
|
MatchCollection m = Regex.Matches(ShaderFile.ToString(), $@"#K#{code.Key}\s", RegexOptions.Multiline);
|
||
|
|
for (int i = m.Count - 1; i >= 0; i--)
|
||
|
|
ShaderFile.Insert(m[i].Index, code.Value.Item1.ToString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void WriteFunctionCallSequence(StringBuilder callSequence, string appendAfter)
|
||
|
|
{
|
||
|
|
foreach (var function in _functions.Where(x => x.AppendAfter.Equals(appendAfter)).OrderBy(x => x.Queue))
|
||
|
|
{
|
||
|
|
_reorderedFunctions.Add(function);
|
||
|
|
ShaderModule module = _modulesByFunctions[function];
|
||
|
|
|
||
|
|
bool hasEnabler = module.EnableProperties.Any(x => x != null && !string.IsNullOrEmpty(x.Name));
|
||
|
|
bool isFilteredIn = hasEnabler && module.EnableProperties.All(x => (x == null || string.IsNullOrEmpty(x.Name)) || ActiveEnablers.TryGetValue(x.Name, out _));
|
||
|
|
bool needsIf = hasEnabler && !isFilteredIn;
|
||
|
|
|
||
|
|
if (needsIf)
|
||
|
|
{
|
||
|
|
string condition = string.Join(" && ", module.EnableProperties
|
||
|
|
.Where(x => (x != null && !string.IsNullOrEmpty(x.Name)) && !ActiveEnablers.TryGetValue(x.Name, out _))
|
||
|
|
.Select(x => $"{x.Name} == {x.EnableValue}"));
|
||
|
|
callSequence.AppendLine($"if({condition})");
|
||
|
|
callSequence.AppendLine("{");
|
||
|
|
}
|
||
|
|
|
||
|
|
callSequence.AppendLine($"{function.Name}();");
|
||
|
|
WriteFunctionCallSequence(callSequence, function.Name);
|
||
|
|
|
||
|
|
if (needsIf)
|
||
|
|
callSequence.AppendLine("}");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void RemoveKeywords()
|
||
|
|
{
|
||
|
|
int current = 0;
|
||
|
|
|
||
|
|
while (current < ShaderFile.Length)
|
||
|
|
{
|
||
|
|
if (ShaderFile.Length >= current + 3 && ShaderFile[current] == '#' && ShaderFile[current + 1] == 'K' &&
|
||
|
|
ShaderFile[current + 2] == '#')
|
||
|
|
{
|
||
|
|
int end = current+3;
|
||
|
|
bool stillToRemove = true;
|
||
|
|
while (end < ShaderFile.Length)
|
||
|
|
{
|
||
|
|
if (char.IsWhiteSpace(ShaderFile[end]))
|
||
|
|
{
|
||
|
|
ShaderFile.Remove(current, end - current);
|
||
|
|
stillToRemove = false;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
end++;
|
||
|
|
}
|
||
|
|
if(stillToRemove)
|
||
|
|
ShaderFile.Remove(current, end - current);
|
||
|
|
}
|
||
|
|
|
||
|
|
current++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static bool CheckPropertyBlockLine(StringBuilder builder, StringReader reader, string line, ref int tabs, ref bool deleteEmptyLine)
|
||
|
|
{
|
||
|
|
string ln = null;
|
||
|
|
line = line.Trim();
|
||
|
|
if (string.IsNullOrEmpty(line))
|
||
|
|
{
|
||
|
|
if (deleteEmptyLine)
|
||
|
|
return false;
|
||
|
|
deleteEmptyLine = true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
deleteEmptyLine = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (line.StartsWith("}") && (ln = reader.ReadLine()) != null && ln.Trim().StartsWith("SubShader"))
|
||
|
|
tabs--;
|
||
|
|
builder.AppendLineTabbed(tabs, line);
|
||
|
|
|
||
|
|
if (!string.IsNullOrWhiteSpace(ln))
|
||
|
|
if (CheckPropertyBlockLine(builder, reader, ln, ref tabs, ref deleteEmptyLine))
|
||
|
|
return true;
|
||
|
|
|
||
|
|
if (line.StartsWith("}") && ln != null && ln.Trim().StartsWith("SubShader"))
|
||
|
|
return true;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static StringBuilder CleanupShaderFile(StringBuilder shaderVariant)
|
||
|
|
{
|
||
|
|
var finalFile = new StringBuilder();
|
||
|
|
using (var sr = new StringReader(shaderVariant.ToString()))
|
||
|
|
{
|
||
|
|
string line;
|
||
|
|
int tabs = 0;
|
||
|
|
bool deleteEmptyLine = false;
|
||
|
|
while ((line = sr.ReadLine()) != null)
|
||
|
|
{
|
||
|
|
line = line.Trim();
|
||
|
|
|
||
|
|
if (string.IsNullOrEmpty(line))
|
||
|
|
{
|
||
|
|
if (deleteEmptyLine)
|
||
|
|
continue;
|
||
|
|
deleteEmptyLine = true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
deleteEmptyLine = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (line.StartsWith("Properties"))
|
||
|
|
{
|
||
|
|
finalFile.AppendLineTabbed(tabs, line);
|
||
|
|
string ln = sr.ReadLine()?.Trim(); // When the previous line is the one containing "Properties" we always know
|
||
|
|
finalFile.AppendLineTabbed(tabs, ln); // that the next line is "{" so we just write it down before increasing the tabs
|
||
|
|
tabs++;
|
||
|
|
while ((ln = sr.ReadLine()) != null) // we should be escaping this loop way before actually meeting the condition, but you never know
|
||
|
|
{
|
||
|
|
if (CheckPropertyBlockLine(finalFile, sr, ln, ref tabs, ref deleteEmptyLine))
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!line.StartsWith("//") && (line.StartsWith("}") || line.EndsWith("}") && !line.Contains("{")))
|
||
|
|
tabs--;
|
||
|
|
finalFile.AppendLineTabbed(tabs, line);
|
||
|
|
if (!line.StartsWith("//") && (line.StartsWith("{") || line.EndsWith("{")))
|
||
|
|
tabs++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return finalFile;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static string GetPropertiesBlock(ModularShader shader, List<ShaderModule> modules, Dictionary<TemplateAsset, TemplateAsset> freshAssets, bool includeEnablers = true)
|
||
|
|
{
|
||
|
|
var block = new StringBuilder();
|
||
|
|
block.AppendLine("Properties");
|
||
|
|
block.AppendLine("{");
|
||
|
|
|
||
|
|
if (shader.UseTemplatesForProperties)
|
||
|
|
{
|
||
|
|
var freshTemplate = freshAssets.GetTemplate(shader.ShaderPropertiesTemplate);
|
||
|
|
if (freshTemplate != null)
|
||
|
|
block.AppendLine(freshTemplate.Template);
|
||
|
|
|
||
|
|
block.AppendLine($"#K#{MSSConstants.TEMPLATE_PROPERTIES_KEYWORD}");
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
List<Property> properties = new List<Property>();
|
||
|
|
|
||
|
|
properties.AddRange(shader.Properties.Where(x => !string.IsNullOrWhiteSpace(x.Name) || x.Attributes.Count > 0));
|
||
|
|
|
||
|
|
foreach (var module in modules.Where(x => x != null))
|
||
|
|
{
|
||
|
|
properties.AddRange(module.Properties.Where(x => !string.IsNullOrWhiteSpace(x.Name) || x.Attributes.Count > 0));
|
||
|
|
if (module.EnableProperties.Count > 0 && includeEnablers)
|
||
|
|
properties.AddRange(module.EnableProperties.Where(x => !string.IsNullOrWhiteSpace(x.Name)));
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var prop in properties.Distinct())
|
||
|
|
{
|
||
|
|
if (string.IsNullOrWhiteSpace(prop.Type) && !string.IsNullOrWhiteSpace(prop.Name))
|
||
|
|
{
|
||
|
|
prop.Type = "Float";
|
||
|
|
prop.DefaultValue = "0.0";
|
||
|
|
}
|
||
|
|
|
||
|
|
string attributes = prop.Attributes.Count == 0 ? "" : $"[{string.Join("][", prop.Attributes)}]";
|
||
|
|
block.AppendLine(string.IsNullOrWhiteSpace(prop.Name) ? attributes : $"{attributes} {prop.Name}(\"{prop.DisplayName}\", {prop.Type}) = {prop.DefaultValue}");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
block.AppendLine("}");
|
||
|
|
return block.ToString();
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void ApplyDefaultTextures(List<ShaderContext> contexts)
|
||
|
|
{
|
||
|
|
foreach (var context in contexts)
|
||
|
|
{
|
||
|
|
var importedShader = AssetImporter.GetAtPath($"{context.FilePath}/" + context.VariantFileName) as ShaderImporter;
|
||
|
|
var customTextures = context.Modules.SelectMany(x => x.Properties).Where(x => x.DefaultTextureAsset != null).ToList();
|
||
|
|
customTextures.AddRange(context.Shader.Properties.Where(x => x.DefaultTextureAsset != null).ToList());
|
||
|
|
if (importedShader != null)
|
||
|
|
{
|
||
|
|
importedShader.SetDefaultTextures(customTextures.Select(x => x.Name).ToArray(), customTextures.Select(x => x.DefaultTextureAsset).ToArray());
|
||
|
|
importedShader.SetNonModifiableTextures(customTextures.Select(x => x.Name).ToArray(), customTextures.Select(x => x.DefaultTextureAsset).ToArray());
|
||
|
|
}
|
||
|
|
AssetDatabase.ImportAsset($"{context.FilePath}/" + context.VariantFileName);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<ShaderModule> FindAllModules(ModularShader shader)
|
||
|
|
{
|
||
|
|
List<ShaderModule> modules = new List<ShaderModule>();
|
||
|
|
if (shader == null) return modules;
|
||
|
|
HashSet<string> collectionIDs = new HashSet<string>();
|
||
|
|
|
||
|
|
FindModules(shader.BaseModules.Where(x => x != null), modules, collectionIDs);
|
||
|
|
FindModules(shader.AdditionalModules.Where(x => x != null), modules, collectionIDs);
|
||
|
|
return modules;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static void FindModules(IEnumerable<ShaderModule> modules, List<ShaderModule> output, HashSet<string> collectionIDs)
|
||
|
|
{
|
||
|
|
foreach (var module in modules)
|
||
|
|
{
|
||
|
|
switch (module)
|
||
|
|
{
|
||
|
|
case ModuleCollection collection:
|
||
|
|
if (collectionIDs.Contains(collection.Id)) continue;
|
||
|
|
collectionIDs.Add(collection.Id);
|
||
|
|
FindModules(collection.Modules, output, collectionIDs);
|
||
|
|
break;
|
||
|
|
default: output.Add(module);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<Property> FindAllProperties(ModularShader shader)
|
||
|
|
{
|
||
|
|
List<Property> properties = new List<Property>();
|
||
|
|
if (shader == null) return properties;
|
||
|
|
|
||
|
|
properties.AddRange(shader.Properties.Where(x => !string.IsNullOrWhiteSpace(x.Name) || x.Attributes.Count == 0));
|
||
|
|
|
||
|
|
foreach (var module in shader.BaseModules.Where(x => x != null))
|
||
|
|
{
|
||
|
|
properties.AddRange(module.Properties.Where(x => !string.IsNullOrWhiteSpace(x.Name) || x.Attributes.Count == 0));
|
||
|
|
if (module.EnableProperties.Count > 0)
|
||
|
|
properties.AddRange(module.EnableProperties.Where(x => !string.IsNullOrWhiteSpace(x.Name)));
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var module in shader.AdditionalModules.Where(x => x != null))
|
||
|
|
{
|
||
|
|
properties.AddRange(module.Properties.Where(x => !string.IsNullOrWhiteSpace(x.Name) || x.Attributes.Count == 0));
|
||
|
|
if (module.EnableProperties.Count > 0)
|
||
|
|
properties.AddRange(module.EnableProperties.Where(x => !string.IsNullOrWhiteSpace(x.Name)));
|
||
|
|
}
|
||
|
|
|
||
|
|
return properties.Distinct().ToList();
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<ShaderFunction> FindAllFunctions(ModularShader shader)
|
||
|
|
{
|
||
|
|
var functions = new List<ShaderFunction>();
|
||
|
|
if (shader == null) return functions;
|
||
|
|
foreach (var module in shader.BaseModules)
|
||
|
|
functions.AddRange(module.Functions);
|
||
|
|
|
||
|
|
foreach (var module in shader.AdditionalModules)
|
||
|
|
functions.AddRange(module.Functions);
|
||
|
|
return functions;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<ShaderModule> FindActiveModules(ModularShader shader, Dictionary<string, int> activeEnablers)
|
||
|
|
{
|
||
|
|
List<ShaderModule> modules = new List<ShaderModule>();
|
||
|
|
if (shader == null) return modules;
|
||
|
|
HashSet<string> collectionIDs = new HashSet<string>();
|
||
|
|
|
||
|
|
FindActiveModules(shader.BaseModules, activeEnablers, modules, collectionIDs);
|
||
|
|
FindActiveModules(shader.AdditionalModules, activeEnablers, modules, collectionIDs);
|
||
|
|
|
||
|
|
return modules.Distinct().ToList();
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void FindActiveModules(IEnumerable<ShaderModule> modules, Dictionary<string, int> activeEnablers, List<ShaderModule> output, HashSet<string> collectionIDs)
|
||
|
|
{
|
||
|
|
foreach (var module in modules)
|
||
|
|
{
|
||
|
|
if (module == null) continue;
|
||
|
|
if (module is ModuleCollection collection)
|
||
|
|
{
|
||
|
|
if (collectionIDs.Contains(collection.Id)) continue;
|
||
|
|
collectionIDs.Add(collection.Id);
|
||
|
|
FindActiveModules(collection.Modules, activeEnablers, output, collectionIDs);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
bool hasEnabler = module.EnableProperties.Any(x => x != null && !string.IsNullOrEmpty(x.Name));
|
||
|
|
bool hasKey = hasEnabler && module.EnableProperties.Any(x => activeEnablers.TryGetValue(x.Name, out _));
|
||
|
|
if (!hasEnabler || !hasKey || (module.EnableProperties.All(x =>
|
||
|
|
{
|
||
|
|
if (x.Name == null || string.IsNullOrEmpty(x.Name)) return true;
|
||
|
|
if (!activeEnablers.TryGetValue(x.Name, out int value)) return true;
|
||
|
|
return x.EnableValue == value;
|
||
|
|
})))
|
||
|
|
output.Add(module);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<string> CheckShaderIssues(ModularShader shader)
|
||
|
|
{
|
||
|
|
List<string> errors = new List<string>();
|
||
|
|
var modules = FindAllModules(shader);
|
||
|
|
|
||
|
|
for (int i = 0; i < modules.Count; i++)
|
||
|
|
{
|
||
|
|
var dependencies = new List<string>(modules[i].ModuleDependencies);
|
||
|
|
for (int j = 0; j < modules.Count; j++)
|
||
|
|
{
|
||
|
|
if (modules[j].IncompatibleWith.Any(x => x.Equals(modules[i].Id)))
|
||
|
|
errors.Add($"Module \"{modules[j].Name}\" ({modules[j].Id}) is incompatible with module \"{modules[i].name}\" ({modules[i].Id}).");
|
||
|
|
|
||
|
|
if (i != j && modules[i].Id.Equals(modules[j].Id))
|
||
|
|
errors.Add($"Module \"{modules[i].Name}\" ({modules[i].Id}) is duplicate.");
|
||
|
|
|
||
|
|
if (modules[i] is CibbiExtensions.ModuleCollection)
|
||
|
|
{
|
||
|
|
foreach (ShaderModule module in ((CibbiExtensions.ModuleCollection)modules[i]).Modules)
|
||
|
|
{
|
||
|
|
if (module.Id.Equals(modules[j].Id))
|
||
|
|
errors.Add($"Module \"{modules[i].Name}\" ({modules[i].Id}) is duplicate in ModuleCollection: {modules[i]?.Name} ({modules[i].Id})");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (dependencies.Contains(modules[j].Id))
|
||
|
|
dependencies.Remove(modules[j].Id);
|
||
|
|
}
|
||
|
|
foreach (string t in dependencies)
|
||
|
|
errors.Add($"Module \"{modules[i].Name}\" ({modules[i].Id}) has missing dependency id \"{t}\".");
|
||
|
|
}
|
||
|
|
return errors;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static List<string> CheckShaderIssues(List<ShaderModule> modules)
|
||
|
|
{
|
||
|
|
List<string> errors = new List<string>();
|
||
|
|
|
||
|
|
for (int i = 0; i < modules.Count; i++)
|
||
|
|
{
|
||
|
|
var dependencies = new List<string>(modules[i].ModuleDependencies);
|
||
|
|
for (int j = 0; j < modules.Count; j++)
|
||
|
|
{
|
||
|
|
if (modules[j].IncompatibleWith.Any(x => x.Equals(modules[i].Id)))
|
||
|
|
errors.Add($"Module \"{modules[j].Name}\" ({modules[j].Id}) is incompatible with module \"{modules[i].name}\" ({modules[i].Id}).");
|
||
|
|
|
||
|
|
if (i != j && modules[i].Id.Equals(modules[j].Id))
|
||
|
|
errors.Add($"Module \"{modules[i].Name}\" ({modules[i].Id}) is duplicate.");
|
||
|
|
|
||
|
|
if (dependencies.Contains(modules[j].Id))
|
||
|
|
dependencies.Remove(modules[j].Id);
|
||
|
|
}
|
||
|
|
foreach (string t in dependencies)
|
||
|
|
errors.Add($"Module \"{modules[i].Name}\" ({modules[i].Id}) has missing dependency id \"{t}\".");
|
||
|
|
}
|
||
|
|
return errors;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|