private void Init()
{
// Create and mount database file system
var objDatabase = ObjectDatabase.CreateDefaultDatabase();
var databaseFileProvider = new DatabaseFileProvider(objDatabase);
shaderMixinParser = new ShaderMixinParser(databaseFileProvider);
shaderMixinParser.SourceManager.LookupDirectoryList.Add("/shaders");
}
public void Init()
{
// Create and mount database file system
var objDatabase = new ObjectDatabase("/data/db", "index", "/local/db");
var databaseFileProvider = new DatabaseFileProvider(objDatabase);
AssetManager.GetFileProvider = () => databaseFileProvider;
shaderMixinParser = new ShaderMixinParser(AssetManager.FileProvider);
shaderMixinParser.SourceManager.LookupDirectoryList.Add("/shaders");
}
private ShaderMixinParser GetMixinParser()
{
lock (shaderMixinParserLock)
{
// Generate the AST from the mixin description
if (shaderMixinParser == null)
{
shaderMixinParser = new ShaderMixinParser(FileProvider ?? ContentManager.FileProvider);
shaderMixinParser.SourceManager.LookupDirectoryList.AddRange(SourceDirectories); // TODO: temp
shaderMixinParser.SourceManager.UseFileSystem = UseFileSystem;
shaderMixinParser.SourceManager.UrlToFilePath = UrlToFilePath; // TODO: temp
}
return(shaderMixinParser);
}
}
public void Init()
{
using (var profile = Profiler.Begin(GameProfilingKeys.ObjectDatabaseInitialize))
{
// Create and mount database file system
var objDatabase = new ObjectDatabase("/data/db", "index", "/local/db");
var databaseFileProvider = new DatabaseFileProvider(objDatabase);
AssetManager.GetFileProvider = () => databaseFileProvider;
}
sourceManager = new ShaderSourceManager();
sourceManager.LookupDirectoryList.Add(@"shaders");
shaderLoader = new ShaderLoader(sourceManager);
shaderMixinParser = new ShaderMixinParser();
shaderMixinParser.SourceManager.LookupDirectoryList.Add(@"shaders");
}
public override EffectBytecode Compile(ShaderMixinSource shaderMixinSource, string fullEffectName, ShaderMixinParameters compilerParameters, HashSet <string> modifiedShaders, HashSet <string> recentlyModifiedShaders, LoggerResult log)
{
// Load D3D compiler dll
// Note: No lock, it's probably fine if it gets called from multiple threads at the same time.
if (Platform.IsWindowsDesktop && !d3dcompilerLoaded)
{
NativeLibrary.PreloadLibrary("d3dcompiler_47.dll");
d3dcompilerLoaded = true;
}
// Make a copy of shaderMixinSource. Use deep clone since shaderMixinSource can be altered during compilation (e.g. macros)
var shaderMixinSourceCopy = new ShaderMixinSource();
shaderMixinSourceCopy.DeepCloneFrom(shaderMixinSource);
shaderMixinSource = shaderMixinSourceCopy;
// Generate platform-specific macros
var platform = compilerParameters.Get(CompilerParameters.GraphicsPlatformKey);
switch (platform)
{
case GraphicsPlatform.Direct3D11:
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_DIRECT3D", 1);
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_DIRECT3D11", 1);
break;
case GraphicsPlatform.OpenGL:
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGL", 1);
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLCORE", 1);
break;
case GraphicsPlatform.OpenGLES:
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGL", 1);
shaderMixinSource.AddMacro("SILICONSTUDIO_PARADOX_GRAPHICS_API_OPENGLES", 1);
break;
default:
throw new NotSupportedException();
}
// Generate the AST from the mixin description
if (shaderMixinParser == null)
{
shaderMixinParser = new ShaderMixinParser();
shaderMixinParser.SourceManager.LookupDirectoryList = SourceDirectories; // TODO: temp
shaderMixinParser.SourceManager.UrlToFilePath = UrlToFilePath; // TODO: temp
}
if (recentlyModifiedShaders != null && recentlyModifiedShaders.Count > 0)
{
shaderMixinParser.DeleteObsoleteCache(GetShaderNames(recentlyModifiedShaders));
recentlyModifiedShaders.Clear();
}
var parsingResult = shaderMixinParser.Parse(shaderMixinSource, shaderMixinSource.Macros.ToArray(), modifiedShaders);
// Copy log from parser results to output
CopyLogs(parsingResult, log);
// Return directly if there are any errors
if (parsingResult.HasErrors)
{
return(null);
}
// Convert the AST to HLSL
var writer = new SiliconStudio.Shaders.Writer.Hlsl.HlslWriter {
EnablePreprocessorLine = false
};
writer.Visit(parsingResult.Shader);
var shaderSourceText = writer.Text;
// -------------------------------------------------------
// Save shader log
// TODO: TEMP code to allow debugging generated shaders on Windows Desktop
#if SILICONSTUDIO_PLATFORM_WINDOWS_DESKTOP
var shaderId = ObjectId.FromBytes(Encoding.UTF8.GetBytes(shaderSourceText));
var logDir = "log";
if (!Directory.Exists(logDir))
{
Directory.CreateDirectory(logDir);
}
var shaderSourceFilename = Path.Combine(logDir, "shader_" + shaderId);
lock (WriterLock) // protect write in case the same shader is created twice
{
if (!File.Exists(shaderSourceFilename))
{
var builder = new StringBuilder();
builder.AppendLine("/***** Used Parameters *****");
builder.Append(" * EffectName: ");
builder.AppendLine(fullEffectName ?? "");
WriteParameters(builder, compilerParameters, 0, false);
builder.AppendLine(" ***************************/");
builder.Append(shaderSourceText);
File.WriteAllText(shaderSourceFilename, builder.ToString());
}
}
#endif
// -------------------------------------------------------
var bytecode = new EffectBytecode {
Reflection = parsingResult.Reflection, HashSources = parsingResult.HashSources
};
// Select the correct backend compiler
IShaderCompiler compiler;
switch (platform)
{
case GraphicsPlatform.Direct3D11:
compiler = new Direct3D.ShaderCompiler();
break;
case GraphicsPlatform.OpenGL:
case GraphicsPlatform.OpenGLES:
compiler = new OpenGL.ShaderCompiler();
break;
default:
throw new NotSupportedException();
}
var shaderStageBytecodes = new List <ShaderBytecode>();
foreach (var stageBinding in parsingResult.EntryPoints)
{
// Compile
var result = compiler.Compile(shaderSourceText, stageBinding.Value, stageBinding.Key, compilerParameters, bytecode.Reflection, shaderSourceFilename);
result.CopyTo(log);
if (result.HasErrors)
{
continue;
}
// -------------------------------------------------------
// Append bytecode id to shader log
#if SILICONSTUDIO_PLATFORM_WINDOWS_DESKTOP
lock (WriterLock) // protect write in case the same shader is created twice
{
if (File.Exists(shaderSourceFilename))
{
// Append at the end of the shader the bytecodes Id
File.AppendAllText(shaderSourceFilename, "\n// {0} {1}".ToFormat(stageBinding.Key, result.Bytecode.Id));
}
}
#endif
// -------------------------------------------------------
shaderStageBytecodes.Add(result.Bytecode);
// When this is a compute shader, there is no need to scan other stages
if (stageBinding.Key == ShaderStage.Compute)
{
break;
}
}
// Get the current time of compilation
bytecode.Time = DateTime.Now;
// In case of Direct3D, we can safely remove reflection data as it is entirely resolved at compile time.
if (platform == GraphicsPlatform.Direct3D11)
{
CleanupReflection(bytecode.Reflection);
}
bytecode.Stages = shaderStageBytecodes.ToArray();
return(bytecode);
}