From 7137459fb0d360fe248bcd50927f84d594c7e643 Mon Sep 17 00:00:00 2001
From: "Daniel J. Hofmann" <daniel@trvx.org>
Date: Fri, 24 Nov 2017 11:40:28 +0100
Subject: [PATCH] Makes MLD default algorithm in example to avoid confusion,
 see #4702

---
 .travis.yml         | 2 +-
 example/example.cpp | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 9aff6228b..50256cd6f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -423,7 +423,7 @@ install:
 script:
   - if [[ $TARGET_ARCH == armhf ]] ; then echo "Skip tests for $TARGET_ARCH" && exit 0 ; fi
   - make -C test/data benchmark
-  - ./example/build/osrm-example test/data/ch/monaco.osrm
+  - ./example/build/osrm-example test/data/mld/monaco.osrm
   # All tests assume to be run from the build directory
   - pushd ${OSRM_BUILD_DIR}
   - ./unit_tests/library-tests
diff --git a/example/example.cpp b/example/example.cpp
index edce8d17a..6cd6eac82 100644
--- a/example/example.cpp
+++ b/example/example.cpp
@@ -30,9 +30,17 @@ int main(int argc, const char *argv[])
 
     // Configure based on a .osrm base path, and no datasets in shared mem from osrm-datastore
     EngineConfig config;
+
     config.storage_config = {argv[1]};
     config.use_shared_memory = false;
 
+    // We support two routing speed up techniques:
+    // - Contraction Hierarchies (CH): requires extract+contract pre-processing
+    // - Multi-Level Dijkstra (MLD): requires extract+partition+customize pre-processing
+    //
+    // config.algorithm = EngineConfig::Algorithm::CH;
+    config.algorithm = EngineConfig::Algorithm::MLD;
+
     // Routing machine with several services (such as Route, Table, Nearest, Trip, Match)
     const OSRM osrm{config};