/// <summary>
/// Computes a hash <see cref="ObjectId"/> for the specified mixin.
/// </summary>
/// <param name="mixin">The mixin.</param>
/// <param name="mixinParameters">The mixin parameters.</param>
/// <returns>EffectObjectIds.</returns>
public static ObjectId Compute(ShaderMixinSource mixin, EffectCompilerParameters effectCompilerParameters)
{
lock (generatorLock)
{
if (generator == null)
{
generator = new ShaderMixinObjectId();
}
return(generator.ComputeInternal(mixin, effectCompilerParameters));
}
}
private unsafe ObjectId ComputeInternal(ShaderMixinSource mixin, EffectCompilerParameters effectCompilerParameters)
{
// Write to memory stream
memStream.Position = 0;
writer.Write(EffectBytecode.MagicHeader); // Write the effect bytecode magic header
writer.Write(mixin);
writer.Write(effectCompilerParameters.Platform);
writer.Write(effectCompilerParameters.Profile);
writer.Write(effectCompilerParameters.Debug);
writer.Write(effectCompilerParameters.OptimizationLevel);
// Compute hash
objectIdBuilder.Reset();
objectIdBuilder.Write((byte *)buffer, (int)memStream.Position);
return(objectIdBuilder.ComputeHash());
}
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var isDebug = effectParameters.Debug;
var optimLevel = effectParameters.OptimizationLevel;
var profile = effectParameters.Profile;
var shaderModel = ShaderStageToString(stage) + "_" + ShaderProfileFromGraphicsProfile(profile);
var shaderFlags = ShaderFlags.None;
if (isDebug)
{
shaderFlags = ShaderFlags.Debug;
}
switch (optimLevel)
{
case 0:
shaderFlags |= ShaderFlags.OptimizationLevel0;
break;
case 1:
shaderFlags |= ShaderFlags.OptimizationLevel1;
break;
case 2:
shaderFlags |= ShaderFlags.OptimizationLevel2;
break;
case 3:
shaderFlags |= ShaderFlags.OptimizationLevel3;
break;
}
SharpDX.Configuration.ThrowOnShaderCompileError = false;
// Compile using D3DCompiler
var compilationResult = SharpDX.D3DCompiler.ShaderBytecode.Compile(shaderSource, entryPoint, shaderModel, shaderFlags, EffectFlags.None, null, null, sourceFilename);
var byteCodeResult = new ShaderBytecodeResult();
if (compilationResult.HasErrors || compilationResult.Bytecode == null)
{
// Log compilation errors
byteCodeResult.Error(compilationResult.Message);
}
else
{
// TODO: Make this optional
try
{
byteCodeResult.DisassembleText = compilationResult.Bytecode.Disassemble();
}
catch (SharpDXException)
{
}
// As effect bytecode binary can changed when having debug infos (with d3dcompiler_47), we are calculating a bytecodeId on the stripped version
var rawData = compilationResult.Bytecode.Strip(StripFlags.CompilerStripDebugInformation | StripFlags.CompilerStripReflectionData);
var bytecodeId = ObjectId.FromBytes(rawData);
byteCodeResult.Bytecode = new ShaderBytecode(bytecodeId, compilationResult.Bytecode.Data)
{
Stage = stage
};
// If compilation succeed, then we can update reflection.
UpdateReflection(byteCodeResult.Bytecode, reflection, byteCodeResult);
if (!string.IsNullOrEmpty(compilationResult.Message))
{
byteCodeResult.Warning(compilationResult.Message);
}
}
return(byteCodeResult);
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.OpenGL:
shaderPlatform = GlslShaderPlatform.OpenGL;
shaderVersion = 420;
break;
case GraphicsPlatform.OpenGLES:
shaderPlatform = GlslShaderPlatform.OpenGLES;
shaderVersion = effectParameters.Profile >= GraphicsProfile.Level_10_0 ? 300 : 100;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, sourceFilename);
if (shader == null)
{
return(shaderBytecodeResult);
}
if (effectParameters.Platform == GraphicsPlatform.OpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (effectParameters.Profile >= GraphicsProfile.Level_10_0)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, GlslShaderPlatform.OpenGLES, 300, shaderBytecodeResult, reflection, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
#if !SILICONSTUDIO_RUNTIME_CORECLR
rawData = stream.GetBuffer();
#else
// FIXME: Manu: The call to "ToArray()" might be slower than "GetBuffer()"
rawData = stream.ToArray();
#endif
}
}
else
{
// store string on OpenGL platforms
rawData = Encoding.ASCII.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return(shaderBytecodeResult);
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
var inputAttributeNames = new Dictionary <int, string>();
var resourceBindings = new Dictionary <string, int>();
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.OpenGL:
shaderPlatform = GlslShaderPlatform.OpenGL;
shaderVersion = 410;
break;
case GraphicsPlatform.OpenGLES:
shaderPlatform = GlslShaderPlatform.OpenGLES;
shaderVersion = effectParameters.Profile >= GraphicsProfile.Level_10_0 ? 300 : 100;
break;
case GraphicsPlatform.Vulkan:
shaderPlatform = GlslShaderPlatform.Vulkan;
shaderVersion = 450;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
if (shader == null)
{
return(shaderBytecodeResult);
}
if (effectParameters.Platform == GraphicsPlatform.OpenGLES) // TODO: Add check to run on android only. The current version breaks OpenGL ES on windows.
{
//TODO: Remove this ugly hack!
if (shaderSource.Contains($"Texture2D XenkoInternal_TextureExt0") && shader.Contains("uniform sampler2D"))
{
if (shaderPlatform != GlslShaderPlatform.OpenGLES || shaderVersion != 300)
{
throw new Exception("Invalid GLES platform or version: require OpenGLES 300");
}
shader = shader.Replace("uniform sampler2D", "uniform samplerExternalOES");
shader = shader.Replace("#version 300 es", "#version 300 es\n#extension GL_OES_EGL_image_external_essl3 : require");
}
}
if (effectParameters.Platform == GraphicsPlatform.OpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (effectParameters.Profile >= GraphicsProfile.Level_10_0)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, GlslShaderPlatform.OpenGLES, 300, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
rawData = stream.GetBuffer();
}
}
else if (effectParameters.Platform == GraphicsPlatform.Vulkan)
{
string inputFileExtension;
switch (stage)
{
case ShaderStage.Vertex: inputFileExtension = ".vert"; break;
case ShaderStage.Pixel: inputFileExtension = ".frag"; break;
case ShaderStage.Geometry: inputFileExtension = ".geom"; break;
case ShaderStage.Domain: inputFileExtension = ".tese"; break;
case ShaderStage.Hull: inputFileExtension = ".tesc"; break;
case ShaderStage.Compute: inputFileExtension = ".comp"; break;
default:
shaderBytecodeResult.Error("Unknown shader profile");
return(shaderBytecodeResult);
}
var inputFileName = Path.ChangeExtension(Path.GetTempFileName(), inputFileExtension);
var outputFileName = Path.ChangeExtension(inputFileName, ".spv");
// Write shader source to disk
File.WriteAllBytes(inputFileName, Encoding.ASCII.GetBytes(shader));
// Run shader compiler
var filename = Platform.Type == PlatformType.Windows ? "glslangValidator.exe" : "glslangValidator";
ShellHelper.RunProcessAndRedirectToLogger(filename, $"-V -o {outputFileName} {inputFileName}", null, shaderBytecodeResult);
if (!File.Exists(outputFileName))
{
shaderBytecodeResult.Error("Failed to generate SPIR-V from GLSL");
return(shaderBytecodeResult);
}
// Read compiled shader
var shaderBytecodes = new ShaderInputBytecode
{
InputAttributeNames = inputAttributeNames,
ResourceBindings = resourceBindings,
Data = File.ReadAllBytes(outputFileName),
};
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
rawData = stream.ToArray();
}
// Cleanup temp files
File.Delete(inputFileName);
File.Delete(outputFileName);
}
else
{
// store string on OpenGL platforms
rawData = Encoding.UTF8.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return(shaderBytecodeResult);
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
var inputAttributeNames = new Dictionary <int, string>();
var resourceBindings = new Dictionary <string, int>();
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.OpenGL:
shaderPlatform = GlslShaderPlatform.OpenGL;
shaderVersion = 420;
break;
case GraphicsPlatform.OpenGLES:
shaderPlatform = GlslShaderPlatform.OpenGLES;
shaderVersion = effectParameters.Profile >= GraphicsProfile.Level_10_0 ? 300 : 100;
break;
case GraphicsPlatform.Vulkan:
shaderPlatform = GlslShaderPlatform.Vulkan;
shaderVersion = 450;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
if (shader == null)
{
return(shaderBytecodeResult);
}
if (effectParameters.Platform == GraphicsPlatform.OpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (effectParameters.Profile >= GraphicsProfile.Level_10_0)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, GlslShaderPlatform.OpenGLES, 300, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
#if !SILICONSTUDIO_RUNTIME_CORECLR
rawData = stream.GetBuffer();
#else
// FIXME: Manu: The call to "ToArray()" might be slower than "GetBuffer()"
rawData = stream.ToArray();
#endif
}
}
else if (effectParameters.Platform == GraphicsPlatform.Vulkan)
{
string inputFileExtension;
switch (stage)
{
case ShaderStage.Vertex: inputFileExtension = ".vert"; break;
case ShaderStage.Pixel: inputFileExtension = ".frag"; break;
case ShaderStage.Geometry: inputFileExtension = ".geom"; break;
case ShaderStage.Domain: inputFileExtension = ".tese"; break;
case ShaderStage.Hull: inputFileExtension = ".tesc"; break;
case ShaderStage.Compute: inputFileExtension = ".comp"; break;
default:
shaderBytecodeResult.Error("Unknown shader profile");
return(shaderBytecodeResult);
}
var inputFileName = Path.ChangeExtension(Path.GetTempFileName(), inputFileExtension);
var outputFileName = Path.ChangeExtension(inputFileName, ".spv");
// Write shader source to disk
File.WriteAllBytes(inputFileName, Encoding.ASCII.GetBytes(shader));
// Run shader compiler
var process = new Process
{
StartInfo =
{
FileName = "glslangValidator.exe",
Arguments = $"-V -s -o {outputFileName} {inputFileName}",
RedirectStandardOutput = true,
RedirectStandardError = true,
UseShellExecute = false,
CreateNoWindow = true
}
};
process.Start();
process.WaitForExit();
if (!File.Exists(outputFileName))
{
shaderBytecodeResult.Error("Failed to generate SPIR-V from GLSL");
return(shaderBytecodeResult);
}
// Read compiled shader
var shaderBytecodes = new ShaderInputBytecode
{
InputAttributeNames = inputAttributeNames,
ResourceBindings = resourceBindings,
Data = File.ReadAllBytes(outputFileName),
};
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
rawData = stream.ToArray();
}
// Cleanup temp files
File.Delete(inputFileName);
File.Delete(outputFileName);
}
else
{
// store string on OpenGL platforms
rawData = Encoding.ASCII.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return(shaderBytecodeResult);
}
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var isDebug = effectParameters.Debug;
var optimLevel = effectParameters.OptimizationLevel;
var profile = effectParameters.Profile;
var shaderModel = ShaderStageToString(stage) + "_" + ShaderProfileFromGraphicsProfile(profile);
var shaderFlags = ShaderFlags.None;
if (isDebug)
{
shaderFlags = ShaderFlags.Debug;
}
switch (optimLevel)
{
case 0:
shaderFlags |= ShaderFlags.OptimizationLevel0;
break;
case 1:
shaderFlags |= ShaderFlags.OptimizationLevel1;
break;
case 2:
shaderFlags |= ShaderFlags.OptimizationLevel2;
break;
case 3:
shaderFlags |= ShaderFlags.OptimizationLevel3;
break;
}
SharpDX.Configuration.ThrowOnShaderCompileError = false;
// Compile using D3DCompiler
var compilationResult = SharpDX.D3DCompiler.ShaderBytecode.Compile(shaderSource, entryPoint, shaderModel, shaderFlags, EffectFlags.None, null, null, sourceFilename);
var byteCodeResult = new ShaderBytecodeResult();
if (compilationResult.HasErrors || compilationResult.Bytecode == null)
{
// Log compilation errors
byteCodeResult.Error(compilationResult.Message);
}
else
{
// TODO: Make this optional
try
{
byteCodeResult.DisassembleText = compilationResult.Bytecode.Disassemble();
}
catch (SharpDXException)
{
}
// As effect bytecode binary can changed when having debug infos (with d3dcompiler_47), we are calculating a bytecodeId on the stripped version
var rawData = compilationResult.Bytecode.Strip(StripFlags.CompilerStripDebugInformation | StripFlags.CompilerStripReflectionData);
var bytecodeId = ObjectId.FromBytes(rawData);
byteCodeResult.Bytecode = new ShaderBytecode(bytecodeId, compilationResult.Bytecode.Data) { Stage = stage };
// If compilation succeed, then we can update reflection.
UpdateReflection(byteCodeResult.Bytecode, reflection, byteCodeResult);
if (!string.IsNullOrEmpty(compilationResult.Message))
{
byteCodeResult.Warning(compilationResult.Message);
}
}
return byteCodeResult;
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var isOpenGLES = effectParameters.Platform == GraphicsPlatform.OpenGLES;
var isOpenGLES3 = effectParameters.Profile >= GraphicsProfile.Level_10_0;
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
var shader = Compile(shaderSource, entryPoint, stage, isOpenGLES, isOpenGLES3, shaderBytecodeResult, reflection, sourceFilename);
if (shader == null)
{
return(shaderBytecodeResult);
}
if (isOpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (isOpenGLES3)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, true, true, shaderBytecodeResult, reflection, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
#if !SILICONSTUDIO_RUNTIME_CORECLR
rawData = stream.GetBuffer();
#else
// FIXME: Manu: The call to "ToArray()" might be slower than "GetBuffer()"
rawData = stream.ToArray();
#endif
}
}
else
{
// store string on OpenGL platforms
rawData = Encoding.ASCII.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return(shaderBytecodeResult);
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.OpenGL:
shaderPlatform = GlslShaderPlatform.OpenGL;
shaderVersion = 420;
break;
case GraphicsPlatform.OpenGLES:
shaderPlatform = GlslShaderPlatform.OpenGLES;
shaderVersion = effectParameters.Profile >= GraphicsProfile.Level_10_0 ? 300 : 100;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, sourceFilename);
if (shader == null)
return shaderBytecodeResult;
if (effectParameters.Platform == GraphicsPlatform.OpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (effectParameters.Profile >= GraphicsProfile.Level_10_0)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, GlslShaderPlatform.OpenGLES, 300, shaderBytecodeResult, reflection, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
#if !SILICONSTUDIO_RUNTIME_CORECLR
rawData = stream.GetBuffer();
#else
// FIXME: Manu: The call to "ToArray()" might be slower than "GetBuffer()"
rawData = stream.ToArray();
#endif
}
}
else
{
// store string on OpenGL platforms
rawData = Encoding.ASCII.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return shaderBytecodeResult;
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
var inputAttributeNames = new Dictionary <int, string>();
var resourceBindings = new Dictionary <string, int>();
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.Vulkan:
shaderPlatform = GlslShaderPlatform.Vulkan;
shaderVersion = 450;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
if (shader == null)
{
return(shaderBytecodeResult);
}
if (effectParameters.Platform == GraphicsPlatform.Vulkan)
{
string inputFileExtension;
switch (stage)
{
case ShaderStage.Vertex: inputFileExtension = ".vert"; break;
case ShaderStage.Pixel: inputFileExtension = ".frag"; break;
case ShaderStage.Geometry: inputFileExtension = ".geom"; break;
case ShaderStage.Domain: inputFileExtension = ".tese"; break;
case ShaderStage.Hull: inputFileExtension = ".tesc"; break;
case ShaderStage.Compute: inputFileExtension = ".comp"; break;
default:
shaderBytecodeResult.Error("Unknown shader profile");
return(shaderBytecodeResult);
}
var inputFileName = Path.ChangeExtension(Path.GetTempFileName(), inputFileExtension);
var outputFileName = Path.ChangeExtension(inputFileName, ".spv");
// Write shader source to disk
File.WriteAllBytes(inputFileName, Encoding.ASCII.GetBytes(shader));
// Run shader compiler
var filename = Platform.Type == PlatformType.Windows ? "glslangValidator.exe" : "glslangValidator";
ShellHelper.RunProcessAndRedirectToLogger(filename, $"-V -o {outputFileName} {inputFileName}", null, shaderBytecodeResult);
if (!File.Exists(outputFileName))
{
shaderBytecodeResult.Error("Failed to generate SPIR-V from GLSL");
return(shaderBytecodeResult);
}
// Read compiled shader
var shaderBytecodes = new ShaderInputBytecode
{
InputAttributeNames = inputAttributeNames,
ResourceBindings = resourceBindings,
Data = File.ReadAllBytes(outputFileName),
};
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
rawData = stream.ToArray();
}
// Cleanup temp files
File.Delete(inputFileName);
File.Delete(outputFileName);
}
else
{
// store string on OpenGL platforms
rawData = Encoding.UTF8.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return(shaderBytecodeResult);
}
/// <summary>
/// Converts the hlsl code into glsl and stores the result as plain text
/// </summary>
/// <param name="shaderSource">the hlsl shader</param>
/// <param name="entryPoint">the entrypoint function name</param>
/// <param name="stage">the shader pipeline stage</param>
/// <param name="effectParameters"></param>
/// <param name="reflection">the reflection gathered from the hlsl analysis</param>
/// <param name="sourceFilename">the name of the source file</param>
/// <returns></returns>
public ShaderBytecodeResult Compile(string shaderSource, string entryPoint, ShaderStage stage, EffectCompilerParameters effectParameters, EffectReflection reflection, string sourceFilename = null)
{
var shaderBytecodeResult = new ShaderBytecodeResult();
byte[] rawData;
var inputAttributeNames = new Dictionary<int, string>();
var resourceBindings = new Dictionary<string, int>();
GlslShaderPlatform shaderPlatform;
int shaderVersion;
switch (effectParameters.Platform)
{
case GraphicsPlatform.OpenGL:
shaderPlatform = GlslShaderPlatform.OpenGL;
shaderVersion = 410;
break;
case GraphicsPlatform.OpenGLES:
shaderPlatform = GlslShaderPlatform.OpenGLES;
shaderVersion = effectParameters.Profile >= GraphicsProfile.Level_10_0 ? 300 : 100;
break;
case GraphicsPlatform.Vulkan:
shaderPlatform = GlslShaderPlatform.Vulkan;
shaderVersion = 450;
break;
default:
throw new ArgumentOutOfRangeException("effectParameters.Platform");
}
var shader = Compile(shaderSource, entryPoint, stage, shaderPlatform, shaderVersion, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
if (shader == null)
return shaderBytecodeResult;
if (effectParameters.Platform == GraphicsPlatform.OpenGLES)
{
// store both ES 2 and ES 3 on OpenGL ES platforms
var shaderBytecodes = new ShaderLevelBytecode();
if (effectParameters.Profile >= GraphicsProfile.Level_10_0)
{
shaderBytecodes.DataES3 = shader;
shaderBytecodes.DataES2 = null;
}
else
{
shaderBytecodes.DataES2 = shader;
shaderBytecodes.DataES3 = Compile(shaderSource, entryPoint, stage, GlslShaderPlatform.OpenGLES, 300, shaderBytecodeResult, reflection, inputAttributeNames, resourceBindings, sourceFilename);
}
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
#if !SILICONSTUDIO_RUNTIME_CORECLR && !SILICONSTUDIO_PLATFORM_UWP
rawData = stream.GetBuffer();
#else
// FIXME: Manu: The call to "ToArray()" might be slower than "GetBuffer()"
rawData = stream.ToArray();
#endif
}
}
#if !SILICONSTUDIO_RUNTIME_CORECLR && !SILICONSTUDIO_PLATFORM_UWP
else if (effectParameters.Platform == GraphicsPlatform.Vulkan)
{
string inputFileExtension;
switch (stage)
{
case ShaderStage.Vertex: inputFileExtension = ".vert"; break;
case ShaderStage.Pixel: inputFileExtension = ".frag"; break;
case ShaderStage.Geometry: inputFileExtension = ".geom"; break;
case ShaderStage.Domain: inputFileExtension = ".tese"; break;
case ShaderStage.Hull: inputFileExtension = ".tesc"; break;
case ShaderStage.Compute: inputFileExtension = ".comp"; break;
default:
shaderBytecodeResult.Error("Unknown shader profile");
return shaderBytecodeResult;
}
var inputFileName = Path.ChangeExtension(Path.GetTempFileName(), inputFileExtension);
var outputFileName = Path.ChangeExtension(inputFileName, ".spv");
// Write shader source to disk
File.WriteAllBytes(inputFileName, Encoding.ASCII.GetBytes(shader));
// Run shader compiler
var filename = Platform.Type == PlatformType.Windows ? "glslangValidator.exe" : "glslangValidator";
ShellHelper.RunProcessAndRedirectToLogger(filename, $"-V -o {outputFileName} {inputFileName}", null, shaderBytecodeResult);
if (!File.Exists(outputFileName))
{
shaderBytecodeResult.Error("Failed to generate SPIR-V from GLSL");
return shaderBytecodeResult;
}
// Read compiled shader
var shaderBytecodes = new ShaderInputBytecode
{
InputAttributeNames = inputAttributeNames,
ResourceBindings = resourceBindings,
Data = File.ReadAllBytes(outputFileName),
};
using (var stream = new MemoryStream())
{
BinarySerialization.Write(stream, shaderBytecodes);
rawData = stream.ToArray();
}
// Cleanup temp files
File.Delete(inputFileName);
File.Delete(outputFileName);
}
#endif
else
{
// store string on OpenGL platforms
rawData = Encoding.UTF8.GetBytes(shader);
}
var bytecodeId = ObjectId.FromBytes(rawData);
var bytecode = new ShaderBytecode(bytecodeId, rawData);
bytecode.Stage = stage;
shaderBytecodeResult.Bytecode = bytecode;
return shaderBytecodeResult;
}
