SPEC_VERSION: 1,
  VK_NV_COMPUTE_SHADER_DERIVATIVES_SPEC_VERSION: 1,
  VK_NV_MESH_SHADER_SPEC_VERSION: 1,
  VK_NV_FRAGMENT_SHADER_BARYCENTRIC_SPEC_VERSION: 1,
  VK_NV_SHADER_IMAGE_FOOTPRINT_SPEC_VERSION: 1,
  VK_NV_SCISSOR_EXCLUSIVE_SPEC_VERSION: 1,
  VK_NV_DEVICE_DIAGNOSTIC_CHECKPOINTS_SPEC_VERSION: 2,
  VK_KHR_EXTENSION_208_SPEC_VERSION: 0,
  VK_KHR_EXTENSION_209_SPEC_VERSION: 0,
  VK_KHR_EXTENSION_210_SPEC_VERSION: 0,
  VK_KHR_EXTENSION_211_SPEC_VERSION: 0,
  VK_KHR_VULKAN_MEMORY_MODEL_SPEC_VERSION: 3,
 