{ "file_format_version" : "1.0.0", "ICD": { "library_path": "libGLX_nvidia.so.0", "api_version" : "1.0.49" }, "layer": { "name": "VK_LAYER_NV_optimus", "type": "INSTANCE", "library_path": "libGLX_nvidia.so.0", "api_version" : "1.0.49", "implementation_version" : "1", "description" : "NVIDIA Optimus layer", "functions": { "vkGetInstanceProcAddr": "vk_optimusGetInstanceProcAddr", "vkGetDeviceProcAddr": "vk_optimusGetDeviceProcAddr" }, "disable_environment": { "DISABLE_LAYER_NV_OPTIMUS_1": "" } } }