internal static byte[] Compile(string filepath, ShaderMacro[] macros, MyShaderProfile profile, string sourceDescriptor, bool optimize, bool invalidateCache, out bool wasCached, out string compileLog)
{
ProfilerShort.Begin("MyShaders.Compile");
var globalMacros = GlobalShaderMacros;
if (globalMacros.Length != 0)
{
var macroList = new List <ShaderMacro>();
macroList.AddRange(globalMacros);
macroList.AddRange(macros);
macros = macroList.ToArray();
}
string function = ProfileEntryPoint(profile);
string profileName = ProfileToString(profile);
wasCached = false;
compileLog = null;
ProfilerShort.Begin("MyShaders.Preprocess");
string errors;
string preprocessedSource = PreprocessShader(filepath, macros, out errors);
if (preprocessedSource == null)
{
compileLog = errors;
return(null);
}
// modify preprocessor to be readable for NSight
if (MyCompilationSymbols.EnableShaderDebuggingInNSight)
{
preprocessedSource = Regex.Replace(preprocessedSource, "#line [^\n]*\n", "");
}
MyShaderIdentity identity = null;
if (!invalidateCache && !MyCompilationSymbols.EnableShaderDebuggingInNSight)
{
identity = MyShaderCache.ComputeShaderIdentity(preprocessedSource, profile);
byte[] cached;
if (MyShaderCache.TryFetch(identity, out cached))
{
wasCached = true;
ProfilerShort.End();
ProfilerShort.End();
return(cached);
}
}
ProfilerShort.End();
try
{
string descriptor = sourceDescriptor + " " + profile + " " + macros.GetString();
CompilationResult compilationResult;
if (MyCompilationSymbols.EnableShaderDebuggingInNSight)
{
if (MyCompilationSymbols.EnableShaderPreprocessorInNSight)
{
compilationResult = ShaderBytecode.Compile(preprocessedSource, function, profileName, 0, 0, macros, new MyIncludeProcessor(filepath));
}
else
{
compilationResult = ShaderBytecode.CompileFromFile(filepath, function, profileName, 0, 0, macros, new MyIncludeProcessor(filepath));
}
}
else
{
compilationResult = ShaderBytecode.Compile(preprocessedSource, function, profileName,
optimize ? ShaderFlags.OptimizationLevel3 : ShaderFlags.None,
EffectFlags.None, filepath);
}
if (DUMP_CODE)
{
var disassembly = compilationResult.Bytecode.Disassemble(DisassemblyFlags.EnableColorCode |
DisassemblyFlags.EnableInstructionNumbering);
string asmPath;
if (MyRender11.DebugMode)
{
asmPath = Path.GetFileName(descriptor + "__DEBUG.html");
}
else
{
asmPath = Path.GetFileName(descriptor + "__O3.html");
}
using (var writer = new StreamWriter(Path.Combine(MyFileSystem.ContentPath, "ShaderOutput", asmPath)))
{
writer.Write(disassembly);
}
}
if (compilationResult.Message != null)
{
compileLog = compilationResult.Message;
}
if (!MyCompilationSymbols.EnableShaderDebuggingInNSight && compilationResult.Bytecode != null &&
compilationResult.Bytecode.Data.Length > 0)
{
MyShaderCache.Store(identity, compilationResult.Bytecode.Data);
}
return(compilationResult.Bytecode != null ? compilationResult.Bytecode.Data : null);
}
catch (Exception e)
{
Debug.WriteLine(preprocessedSource);
compileLog = e.Message;
}
finally
{
ProfilerShort.End();
}
return(null);
}
internal static byte[] Compile(string source, ShaderMacro[] macros, MyShadersDefines.Profiles profile, string sourceDescriptor, bool optimize, bool invalidateCache, out bool wasCached, out string compileLog)
{
ProfilerShort.Begin("MyShaders.Compile");
string function = MyShadersDefines.ProfileEntryPoint(profile);
string profileName = MyShadersDefines.ProfileToString(profile);
wasCached = false;
compileLog = null;
ProfilerShort.Begin("MyShaders.Preprocess");
string preprocessedSource = PreprocessShader(source, macros);
var key = MyShaderCache.CalculateKey(preprocessedSource, function, profileName);
if (!invalidateCache)
{
var cached = MyShaderCache.TryFetch(key);
if (cached != null)
{
wasCached = true;
ProfilerShort.End();
ProfilerShort.End();
return(cached);
}
}
ProfilerShort.End();
try
{
string descriptor = sourceDescriptor + " " + profile + " " + macros.GetString();
CompilationResult compilationResult = ShaderBytecode.Compile(preprocessedSource, function, profileName, optimize ? ShaderFlags.OptimizationLevel3 : 0, 0, null, null, descriptor);
if (DUMP_CODE)
{
var disassembly = compilationResult.Bytecode.Disassemble(DisassemblyFlags.EnableColorCode |
DisassemblyFlags.EnableInstructionNumbering);
string asmPath;
if (MyRender11.DebugMode)
{
asmPath = Path.GetFileName(descriptor + "__DEBUG.html");
}
else
{
asmPath = Path.GetFileName(descriptor + "__O3.html");
}
using (var writer = new StreamWriter(Path.Combine(MyFileSystem.ContentPath, "ShaderOutput", asmPath)))
{
writer.Write(disassembly);
}
}
if (compilationResult.Message != null)
{
compileLog = ExtendedErrorMessage(source, compilationResult.Message) + DumpShaderSource(key, preprocessedSource);
}
if (compilationResult.Bytecode.Data.Length > 0)
{
MyShaderCache.Store(key.ToString(), compilationResult.Bytecode.Data);
}
return(compilationResult.Bytecode.Data);
}
catch (CompilationException e)
{
Debug.WriteLine(preprocessedSource);
compileLog = ExtendedErrorMessage(source, e.Message) + DumpShaderSource(key, preprocessedSource);
}
finally
{
ProfilerShort.End();
}
return(null);
}
