public uint GetCode(out IntPtr nativeBuf)
{
uint size = (uint)ShadercNative.shaderc_result_get_length(_handle);
nativeBuf = ShadercNative.shaderc_result_get_bytes(_handle);
return(size);
}
/// <summary>
/// Get the produced SpirV bytecode
/// </summary>
/// <returns></returns>
public byte[] GetBytes()
{
int size = (int)ShadercNative.shaderc_result_get_length(_handle);
IntPtr nativeBuf = ShadercNative.shaderc_result_get_bytes(_handle);
byte[] result = new byte[size];
Marshal.Copy(nativeBuf, result, 0, size);
return(result);
}
/// <summary>
/// Create new compile options
/// </summary>
public CompileOptions(IncludeHandler includeCallback = null)
{
IncludeCallback = includeCallback;
_handle = ShadercNative.shaderc_compile_options_initialize();
includeFunction = new ShadercNative.IncludeFunction(DelegateWrapper);
releaseInclude = new ShadercNative.ReleaseInclude(ReleaseInclude);
ShadercNative.shaderc_compile_options_set_include_callbacks(_handle, includeFunction,
releaseInclude, IntPtr.Zero);
}
/// <summary>
/// Make a clone
/// </summary>
public CompileOptions Clone()
{
return(new CompileOptions(ShadercNative.shaderc_compile_options_clone(_handle)));
}
/// <summary>
/// Create new compile options
/// </summary>
public CompileOptions()
{
_handle = ShadercNative.shaderc_compile_options_initialize();
ShadercNative.shaderc_compile_options_set_include_callbacks(_handle, DelegateWrapper, ReleaseInclude, IntPtr.Zero);
}
/// <summary>
/// Similar to Compile, but instead of spv bytecode returns the preprocessed shader
/// </summary>
/// <param name="source"></param>
/// <param name="stage"></param>
/// <param name="options"></param>
/// <param name="name"></param>
/// <param name="entryPoint"></param>
/// <returns></returns>
public CompileResult Preprocess(string source, Stage stage, CompileOptions options, string name, string entryPoint = "main")
{
IntPtr resultPtr = ShadercNative.shaderc_compile_into_preprocessed_text(_handle, source, new UIntPtr((uint)source.Length), (int)stage, name, entryPoint, options.NativeHandle);
return(new CompileResult(resultPtr));
}
public ShaderCompiler()
{
_handle = ShadercNative.shaderc_compiler_initialize();
}