/// <summary>
/// Compiles the provided shader or effect source.
/// </summary>
/// <param name="shaderSource">An array of bytes containing the raw source of the shader or effect to compile.</param>
/// <param name="entryPoint">The name of the shader entry-point function, or <c>null</c> for an effect file.</param>
/// <param name="profile">The shader target or set of shader features to compile against.</param>
/// <param name="shaderFlags">Shader compilation options.</param>
/// <param name="defines">A set of macros to define during compilation.</param>
/// <param name="include">An interface for handling include files.</param>
/// <returns>
/// The compiled shader bytecode, or <c>null</c> if the method fails.
/// </returns>
/// <unmanaged>HRESULT D3DXCompileShader([In] const char* pSrcData,[In] unsigned int SrcDataLen,[In] const D3DXMACRO* pDefines,[In] ID3DXInclude* pInclude,[In] const char* pFunctionName,[In] const char* pProfile,[In] unsigned int Flags,[In] ID3DXBuffer** ppShader,[In] ID3DXBuffer** ppErrorMsgs,[In] ID3DXConstantTable** ppConstantTable)</unmanaged>
public static CompilationResult Compile(byte[] shaderSource, string entryPoint, string profile, ShaderFlags shaderFlags, Macro[] defines, Include include)
{
unsafe
{
var resultCode = Result.Ok;
Blob blobForCode = null;
Blob blobForErrors = null;
ConstantTable constantTable = null;
try
{
fixed(void *pData = &shaderSource[0])
D3DX9.CompileShader(
(IntPtr)pData,
shaderSource.Length,
PrepareMacros(defines),
IncludeShadow.ToIntPtr(include),
entryPoint,
profile,
(int)shaderFlags,
out blobForCode,
out blobForErrors,
out constantTable);
}
catch (SharpDXException ex)
{
if (blobForErrors != null)
{
resultCode = ex.ResultCode;
if (Configuration.ThrowOnShaderCompileError)
{
throw new CompilationException(ex.ResultCode, Utilities.BlobToString(blobForErrors));
}
}
else
{
throw;
}
}
finally
{
if (constantTable != null)
{
constantTable.Dispose();
}
}
return(new CompilationResult(blobForCode != null ? new ShaderBytecode(blobForCode) : null, resultCode, Utilities.BlobToString(blobForErrors)));
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (blob != null)
{
blob.Dispose();
blob = null;
}
if (constantTable != null)
{
constantTable.Dispose();
constantTable = null;
}
}
if (isOwner && BufferPointer != IntPtr.Zero)
{
Marshal.FreeHGlobal(BufferPointer);
BufferPointer = IntPtr.Zero;
BufferSize = 0;
}
}