/// <summary>
/// Preprocesses the provided shader or effect source.
/// </summary>
/// <param name="shaderSource">An array of bytes containing the raw source of the shader or effect to preprocess.</param>
/// <param name="sourceFileName">Name of the source file.</param>
/// <param name="defines">A set of macros to define during preprocessing.</param>
/// <param name="includeDirectories">The include directories used by the preprocessor.</param>
/// <returns>
/// The preprocessed shader source.
/// </returns>
public static string Run(string shaderSource, string sourceFileName, ShaderMacro[] defines = null, params string[] includeDirectories)
{
// Use a default include handler
var defaultHandler = new DefaultIncludeHandler();
if (includeDirectories != null)
{
defaultHandler.AddDirectories(includeDirectories);
}
defaultHandler.AddDirectory(Environment.CurrentDirectory);
var directoryName = Path.GetDirectoryName(sourceFileName);
if (!string.IsNullOrEmpty(directoryName))
{
defaultHandler.AddDirectory(directoryName);
}
// Run the processor
return(Run(shaderSource, sourceFileName, defines, defaultHandler));
}
public EffectCompiler(ShaderFlags shaderFlags, string includeHandlerPath)
{
_shaderFlags = shaderFlags;
_include = new PackOptimizeIncludeHandler(includeHandlerPath);
}