1AMBER_VK_FUNC(vkGetPhysicalDeviceProperties2) 2OPTIONAL AMBER_VK_FUNC(vkCreateRayTracingPipelinesKHR) 3OPTIONAL AMBER_VK_FUNC(vkCreateAccelerationStructureKHR) 4OPTIONAL AMBER_VK_FUNC(vkDestroyAccelerationStructureKHR) 5OPTIONAL AMBER_VK_FUNC(vkGetAccelerationStructureBuildSizesKHR) 6OPTIONAL AMBER_VK_FUNC(vkBuildAccelerationStructuresKHR) 7OPTIONAL AMBER_VK_FUNC(vkCmdBuildAccelerationStructuresKHR) 8OPTIONAL AMBER_VK_FUNC(vkGetAccelerationStructureDeviceAddressKHR) 9OPTIONAL AMBER_VK_FUNC(vkCmdTraceRaysKHR) 10OPTIONAL AMBER_VK_FUNC(vkGetRayTracingShaderGroupHandlesKHR)