1// Copyright 2023 Google LLC 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15syntax = "proto3"; 16 17package google.maps.routing.v2; 18 19option cc_enable_arenas = true; 20option csharp_namespace = "Google.Maps.Routing.V2"; 21option go_package = "cloud.google.com/go/maps/routing/apiv2/routingpb;routingpb"; 22option java_multiple_files = true; 23option java_outer_classname = "RoutingPreferenceProto"; 24option java_package = "com.google.maps.routing.v2"; 25option objc_class_prefix = "GMRV2"; 26option php_namespace = "Google\\Maps\\Routing\\V2"; 27option ruby_package = "Google::Maps::Routing::V2"; 28 29// A set of values that specify factors to take into consideration when 30// calculating the route. 31enum RoutingPreference { 32 // No routing preference specified. Default to `TRAFFIC_UNAWARE`. 33 ROUTING_PREFERENCE_UNSPECIFIED = 0; 34 35 // Computes routes without taking live traffic conditions into consideration. 36 // Suitable when traffic conditions don't matter or are not applicable. 37 // Using this value produces the lowest latency. 38 // Note: For [`RouteTravelMode`][google.maps.routing.v2.RouteTravelMode] 39 // `DRIVE` and `TWO_WHEELER`, the route and duration chosen are based on road 40 // network and average time-independent traffic conditions, not current road 41 // conditions. Consequently, routes may include roads that are temporarily 42 // closed. Results for a given 43 // request may vary over time due to changes in the road network, updated 44 // average traffic conditions, and the distributed nature of the service. 45 // Results may also vary between nearly-equivalent routes at any time or 46 // frequency. 47 TRAFFIC_UNAWARE = 1; 48 49 // Calculates routes taking live traffic conditions into consideration. 50 // In contrast to `TRAFFIC_AWARE_OPTIMAL`, some optimizations are applied to 51 // significantly reduce latency. 52 TRAFFIC_AWARE = 2; 53 54 // Calculates the routes taking live traffic conditions into consideration, 55 // without applying most performance optimizations. Using this value produces 56 // the highest latency. 57 TRAFFIC_AWARE_OPTIMAL = 3; 58} 59