added script for easier map generation from xy file

scripts/create_map_from_xy.sh

+#!/usr/bin/env bash
+
+###############################################################################
+# Copyright 2017 The Apollo Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+###############################################################################
+
+APOLLO_ROOT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"
+
+print_help() {
+   echo "$0 --xy [--map_name MAP_NAME][--left_lane_num 0][--right_lane_num 0]"
+   echo "$0 --xy set the input xy file, file that contains x,y"
+   echo "$0 --map_name set the name of the map, default is the base name of the csv file"
+   #echo "$0 --left_lane_num set the number of lanes at the left side of the trajectory, default is zero"
+   #echo "$0 --right_lane_num set the number of lanes at the right side of the trajectory, default is zero"
+}
+
+POSITIONAL=()
+g_map_name=""
+g_xy_file=""
+#left_lane_num="0"
+#right_lane_num="0"
+while [[ $# -gt 0 ]]; do
+key="$1"
+case $key in
+    -d|--dir)
+    target_dir="$2"
+    shift # past argument
+    shift # past value
+    ;;
+    --xy)
+    g_xy_file="$2"
+    shift # past argument
+    shift # past value
+    ;;
+    #-l|--left_lane_num)
+    #left_lane_num="$2"
+    #shift # past argument
+    #shift # past value
+    #;;
+    #-r|--right_lane_num)
+    #right_lane_num="$2"
+    #shift # past argument
+    #shift # past value
+    #;;
+    -h|--help)
+    print_help
+    exit 0
+    ;;
+    *)    # unknown option
+    POSITIONAL+=("$1") # save it in an array for later
+    shift # past argument
+    ;;
+esac
+done
+
+if [ "$g_xy_file" == "" ]; then
+  echo "argument --xy is required"
+  print_help
+  exit 0
+fi
+
+if [ "$map_name" == "" ]; then
+    map_name=$(basename $g_xy_file)
+    map_name="${map_name%.*}"
+fi
+
+generate_map() {
+    xy_file=$1
+    dir_name="${APOLLO_ROOT_DIR}/modules/map/data/$2"
+    #left_num=$3
+    #right_num=$4
+    if [ -d ${dir_name} ]; then
+        rm -rf ${dir_name}.last
+        mv ${dir_name} ${dir_name}.last
+    fi
+
+    mkdir -p ${dir_name}
+    python ${APOLLO_ROOT_DIR}/modules/tools/map_gen/map_gen_single_lane.py $xy_file $dir_name/base_map.txt 1.0
+    echo "--map_dir=${dir_name}" >> modules/common/data/global_flagfile.txt
+    bash ${APOLLO_ROOT_DIR}/scripts/generate_routing_topo_graph.sh 
+    ${APOLLO_ROOT_DIR}/bazel-bin/modules/map/tools/sim_map_generator --map_dir=${dir_name} --output_dir=${dir_name}
+}
+
+generate_map $g_xy_file $map_name $left_lane_num $right_lane_num