{
    "file_format_version" : "1.0.1",
    "layers": [{
        "name": "VK_LAYER_NV_optimus",
        "type": "INSTANCE",
        "library_path": "libGLX_nvidia.so.0",
        "api_version" : "1.4.312",
        "implementation_version" : "1",
        "description" : "NVIDIA Optimus layer",
        "functions": {
            "vkGetInstanceProcAddr": "vk_optimusGetInstanceProcAddr",
            "vkGetDeviceProcAddr": "vk_optimusGetDeviceProcAddr"
        },
        "enable_environment": {
            "__NV_PRIME_RENDER_OFFLOAD": "1"
        },
        "disable_environment": {
            "DISABLE_LAYER_NV_OPTIMUS_1": ""
        }
    },{
        "name": "VK_LAYER_NV_present",
        "type": "INSTANCE",
        "library_path": "libnvidia-present.so.580.173.02",
        "api_version" : "1.4.312",
        "implementation_version" : "1",
        "description" : "NVIDIA GR2608 layer",
        "functions": {
            "vkGetInstanceProcAddr": "vk_nvpGetInstanceProcAddr",
            "vkGetDeviceProcAddr": "vk_nvpGetDeviceProcAddr"
        },
        "enable_environment": {
            "NVPRESENT_ENABLE_SMOOTH_MOTION": "1"
        },
        "disable_environment": {
            "DISABLE_LAYER_NV_GR2608_1": ""
        }
    }]
}