type materialvertexshader [display="Material Vertex Shader"]
{
  const PTR_INLINE = -1;

  i32 shader_name_ptr;
  ui("shader_name_ptr", "Shader Name Ptr");

  // Vertex shader program (parse header first)
  program = parse_here("materialvertexshaderprogram");

  // Inline data
  inline cstring shader_name when shader_name_ptr [ui="Shader Name", set_name];

  // Note: LoadDef program data parsing happens in materialvertexshaderprogram
}