/// <summary>
/// Creates an effect compiler from a stream containing an ASCII effect description .
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="defines">The defines.</param>
/// <param name="includeFile">The include file.</param>
/// <param name="flags">The flags.</param>
/// <returns>An instance of <see cref="EffectCompiler"/></returns>
/// <unmanaged>HRESULT D3DXCreateEffectCompiler([In] const void* pSrcData,[In] unsigned int SrcDataLen,[In, Buffer] const D3DXMACRO* pDefines,[In] ID3DXInclude* pInclude,[In] unsigned int Flags,[Out, Fast] ID3DXEffectCompiler** ppCompiler,[In] ID3DXBuffer** ppParseErrors)</unmanaged>
public static EffectCompiler FromStream(Stream stream, Macro[] defines, Include includeFile, ShaderFlags flags)
{
if (stream is DataStream)
{
var compiler = new EffectCompiler(IntPtr.Zero);
CreateEffectCompiler(((DataStream)stream).PositionPointer, (int)(stream.Length - stream.Length), defines, includeFile, flags, compiler);
return(compiler);
}
return(FromMemory(Utilities.ReadStream(stream), defines, includeFile, flags));
}
/// <summary>
/// Creates an effect compiler from a memory buffer containing an ASCII effect description .
/// </summary>
/// <param name="data">The data.</param>
/// <param name="defines">The defines.</param>
/// <param name="includeFile">The include file.</param>
/// <param name="flags">The flags.</param>
/// <returns>
/// An instance of <see cref="EffectCompiler"/>
/// </returns>
/// <unmanaged>HRESULT D3DXCreateEffectCompiler([In] const void* pSrcData,[In] unsigned int SrcDataLen,[In, Buffer] const D3DXMACRO* pDefines,[In] ID3DXInclude* pInclude,[In] unsigned int Flags,[Out, Fast] ID3DXEffectCompiler** ppCompiler,[In] ID3DXBuffer** ppParseErrors)</unmanaged>
public static EffectCompiler FromMemory(byte[] data, Macro[] defines, Include includeFile, ShaderFlags flags)
{
unsafe
{
var compiler = new EffectCompiler(IntPtr.Zero);
fixed(void *pData = data)
CreateEffectCompiler((IntPtr)pData, data.Length, defines, includeFile, flags, compiler);
return(compiler);
}
}
private static void CreateEffectCompiler(IntPtr data, int length, Macro[] defines, Include includeFile, ShaderFlags flags, EffectCompiler instance)
{
Blob blobForErrors = null;
try
{
D3DX9.CreateEffectCompiler(data, length, defines, IncludeShadow.ToIntPtr(includeFile), (int)flags, instance, out blobForErrors);
}
catch (SharpDXException ex)
{
if (blobForErrors != null)
throw new CompilationException(ex.ResultCode, Utilities.BlobToString(blobForErrors));
throw;
}
}
/// <summary>
/// Creates an effect compiler from a stream containing an ASCII effect description .
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="defines">The defines.</param>
/// <param name="includeFile">The include file.</param>
/// <param name="flags">The flags.</param>
/// <returns>An instance of <see cref="EffectCompiler"/></returns>
/// <unmanaged>HRESULT D3DXCreateEffectCompiler([In] const void* pSrcData,[In] unsigned int SrcDataLen,[In, Buffer] const D3DXMACRO* pDefines,[In] ID3DXInclude* pInclude,[In] unsigned int Flags,[Out, Fast] ID3DXEffectCompiler** ppCompiler,[In] ID3DXBuffer** ppParseErrors)</unmanaged>
public static EffectCompiler FromStream(Stream stream, Macro[] defines, Include includeFile, ShaderFlags flags)
{
if (stream is DataStream)
{
var compiler = new EffectCompiler(IntPtr.Zero);
CreateEffectCompiler(((DataStream)stream).PositionPointer, (int)(stream.Length - stream.Position), defines, includeFile, flags, compiler);
return compiler;
}
return FromMemory(Utilities.ReadStream(stream), defines, includeFile, flags);
}
/// <summary>
/// Creates an effect compiler from a memory buffer containing an ASCII effect description .
/// </summary>
/// <param name="data">The data.</param>
/// <param name="defines">The defines.</param>
/// <param name="includeFile">The include file.</param>
/// <param name="flags">The flags.</param>
/// <returns>
/// An instance of <see cref="EffectCompiler"/>
/// </returns>
/// <unmanaged>HRESULT D3DXCreateEffectCompiler([In] const void* pSrcData,[In] unsigned int SrcDataLen,[In, Buffer] const D3DXMACRO* pDefines,[In] ID3DXInclude* pInclude,[In] unsigned int Flags,[Out, Fast] ID3DXEffectCompiler** ppCompiler,[In] ID3DXBuffer** ppParseErrors)</unmanaged>
public static EffectCompiler FromMemory(byte[] data, Macro[] defines, Include includeFile, ShaderFlags flags)
{
unsafe
{
var compiler = new EffectCompiler(IntPtr.Zero);
fixed (void* pData = data)
CreateEffectCompiler((IntPtr)pData, data.Length, defines, includeFile, flags, compiler);
return compiler;
}
}
protected override void LoadFromSource()
{
// Populate preprocessor defines
var defines = new List<D3D9.Macro>();
if ( !string.IsNullOrEmpty( PreprocessorDefines ) )
{
var tmp = PreprocessorDefines.Split( ' ', ',', ';' );
foreach ( string define in tmp )
{
var macro = new D3D9.Macro();
if ( define.Contains( "=" ) )
{
var split = define.Split( '=' );
macro.Name = split[ 0 ];
macro.Definition = split[ 1 ];
}
else
{
macro.Name = define;
macro.Definition = "1";
}
if ( !string.IsNullOrEmpty( macro.Name ) )
{
defines.Add( macro );
}
}
}
// Populate compile flags
var compileFlags = UseColumnMajorMatrices
? D3D9.ShaderFlags.PackMatrixColumnMajor
: D3D9.ShaderFlags.PackMatrixRowMajor;
#if DEBUG
compileFlags |= D3D9.ShaderFlags.Debug;
#endif
switch ( OptimizationLevel )
{
case OptimizationLevel.Default:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel1;
break;
case OptimizationLevel.None:
compileFlags |= D3D9.ShaderFlags.SkipOptimization;
break;
case OptimizationLevel.LevelZero:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel0;
break;
case OptimizationLevel.LevelOne:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel1;
break;
case OptimizationLevel.LevelTwo:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel2;
break;
case OptimizationLevel.LevelThree:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel3;
break;
}
var parseFlags = compileFlags;
compileFlags ^= UseColumnMajorMatrices ? D3D9.ShaderFlags.PackMatrixColumnMajor : D3D9.ShaderFlags.PackMatrixRowMajor;
// include handler
var includeHandler = new HLSLIncludeHandler( this );
// Compile & assemble into microcode
var effectCompiler = new D3D9.EffectCompiler( Source, defines.ToArray(), includeHandler, parseFlags );
var effectHandle = new D3D9.EffectHandle( EntryPoint );
var errors = string.Empty;
try
{
MicroCode = effectCompiler.CompileShader( effectHandle, Target, compileFlags, out this.constTable );
}
catch ( DX.SharpDXException ex )
{
if ( ex is DX.CompilationException )
{
errors = ex.Message;
}
// check for errors
if ( !string.IsNullOrEmpty( errors ) )
{
if ( MicroCode != null )
{
if ( LogManager.Instance != null )
{
LogManager.Instance.Write( "HLSL: Warnings while compiling high level shader {0}:\n{1}", Name, errors );
}
}
else
{
throw new AxiomException( "HLSL: Unable to compile high level shader {0}:\n{1}", Name, errors );
}
}
}
finally
{
effectCompiler.Dispose();
effectHandle.Dispose();
includeHandler.Dispose();
}
}
private static void CreateEffectCompiler(IntPtr data, int length, Macro[] defines, Include includeFile, ShaderFlags flags, EffectCompiler instance)
{
Blob blobForErrors = null;
try
{
D3DX9.CreateEffectCompiler(data, length, defines, IncludeShadow.ToIntPtr(includeFile), (int)flags, instance, out blobForErrors);
}
catch (SharpDXException ex)
{
if (blobForErrors != null)
{
throw new CompilationException(ex.ResultCode, Utilities.BlobToString(blobForErrors));
}
throw;
}
}
protected override void LoadFromSource()
{
// Populate preprocessor defines
var defines = new List <D3D9.Macro>();
if (!string.IsNullOrEmpty(PreprocessorDefines))
{
var tmp = PreprocessorDefines.Split(' ', ',', ';');
foreach (string define in tmp)
{
var macro = new D3D9.Macro();
if (define.Contains("="))
{
var split = define.Split('=');
macro.Name = split[0];
macro.Definition = split[1];
}
else
{
macro.Name = define;
macro.Definition = "1";
}
if (!string.IsNullOrEmpty(macro.Name))
{
defines.Add(macro);
}
}
}
// Populate compile flags
var compileFlags = UseColumnMajorMatrices
? D3D9.ShaderFlags.PackMatrixColumnMajor
: D3D9.ShaderFlags.PackMatrixRowMajor;
#if DEBUG
compileFlags |= D3D9.ShaderFlags.Debug;
#endif
switch (OptimizationLevel)
{
case OptimizationLevel.Default:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel1;
break;
case OptimizationLevel.None:
compileFlags |= D3D9.ShaderFlags.SkipOptimization;
break;
case OptimizationLevel.LevelZero:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel0;
break;
case OptimizationLevel.LevelOne:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel1;
break;
case OptimizationLevel.LevelTwo:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel2;
break;
case OptimizationLevel.LevelThree:
compileFlags |= D3D9.ShaderFlags.OptimizationLevel3;
break;
}
var parseFlags = compileFlags;
compileFlags ^= UseColumnMajorMatrices ? D3D9.ShaderFlags.PackMatrixColumnMajor : D3D9.ShaderFlags.PackMatrixRowMajor;
// include handler
var includeHandler = new HLSLIncludeHandler(this);
// Compile & assemble into microcode
var effectCompiler = new D3D9.EffectCompiler(Source, defines.ToArray(), includeHandler, parseFlags);
var effectHandle = new D3D9.EffectHandle(EntryPoint);
var errors = string.Empty;
try
{
MicroCode = effectCompiler.CompileShader(effectHandle, Target, compileFlags, out this.constTable);
}
catch (DX.SharpDXException ex)
{
if (ex is DX.CompilationException)
{
errors = ex.Message;
}
// check for errors
if (!string.IsNullOrEmpty(errors))
{
if (MicroCode != null)
{
if (LogManager.Instance != null)
{
LogManager.Instance.Write("HLSL: Warnings while compiling high level shader {0}:\n{1}", Name, errors);
}
}
else
{
throw new AxiomException("HLSL: Unable to compile high level shader {0}:\n{1}", Name, errors);
}
}
}
finally
{
effectCompiler.Dispose();
effectHandle.Dispose();
includeHandler.Dispose();
}
}
