1{ 2 "register_extension": 3 { 4 "type": "device", 5 "core": "" 6 }, 7 "mandatory_features": 8 { 9 "VkPhysicalDeviceRayQueryFeaturesKHR": 10 [ 11 { "features": ["rayQuery"], "requirements": ["VK_KHR_ray_query"] } 12 ] 13 } 14}