VkDescriptorType = {
  VK_DESCRIPTOR_TYPE_SAMPLER: 0,
  VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER: 1,
  VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE: 2,
  VK_DESCRIPTOR_TYPE_STORAGE_IMAGE: 3,
  VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER: 4,
  VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER: 5,
  VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER: 6,
  VK_DESCRIPTOR_TYPE_STORAGE_BUFFER: 7,
  VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC: 8,
  VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC: 9,
  VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT: 10,
  VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT: 1000138000,
  VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV: 1000165000
};