From 768e67e35ccfe7c915f6724f6d020095e665edb8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9verin=20Lemaignan?=
 <severin.lemaignan@plymouth.ac.uk>
Date: Tue, 28 Feb 2017 16:35:58 +0000
Subject: [PATCH] Added a version (1.0.0)

---
 CMakeLists.txt                                      |  7 ++++++-
 .../benchmark_head_pose_estimation_single_frame.cpp |  7 +++++--
 tools/estimate_head_direction.cpp                   | 11 ++++++++++-
 tools/show_head_pose.cpp                            | 13 +++++++++++--
 4 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a14d09d..627b2a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,12 @@
 cmake_minimum_required(VERSION 2.8.3)
 project(gazr)
 
-add_definitions(-std=c++11)
+set(CPACK_PACKAGE_VERSION_MAJOR "1")
+set(CPACK_PACKAGE_VERSION_MINOR "0")
+set(CPACK_PACKAGE_VERSION_PATCH "0")
+set(VERSION ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH})
+
+add_definitions(-std=c++11 -DGAZR_VERSION=${VERSION})
 
 find_package(dlib REQUIRED)
 include_directories(${dlib_INCLUDE_DIRS})
diff --git a/tools/benchmark_head_pose_estimation_single_frame.cpp b/tools/benchmark_head_pose_estimation_single_frame.cpp
index 65a7b68..82c4249 100644
--- a/tools/benchmark_head_pose_estimation_single_frame.cpp
+++ b/tools/benchmark_head_pose_estimation_single_frame.cpp
@@ -1,3 +1,6 @@
+#define STR_EXPAND(tok) #tok
+#define STR(tok) STR_EXPAND(tok)
+
 #ifdef OPENCV3
 #include <opencv2/imgcodecs.hpp>
 #else
@@ -18,8 +21,8 @@ int main(int argc, char **argv)
     Mat frame;
 
     if(argc < 3) {
-        cerr << "Usage: " << endl <<
-                "head_pose model.dat frame.{jpg|png}" << endl;
+        cerr << argv[0] << " " << STR(GAZR_VERSION) << "\n\nUsage: " 
+             << endl << argv[0] << " model.dat frame.{jpg|png}" << endl;
 #ifdef HEAD_POSE_ESTIMATION_DEBUG
         cerr <<  "Output: a new frame 'head_pose_<frame>.png'" << endl;
 #endif
diff --git a/tools/estimate_head_direction.cpp b/tools/estimate_head_direction.cpp
index 2d6dd84..40a3739 100644
--- a/tools/estimate_head_direction.cpp
+++ b/tools/estimate_head_direction.cpp
@@ -9,6 +9,9 @@
 
 #include "../src/head_pose_estimation.hpp"
 
+#define STR_EXPAND(tok) #tok
+#define STR(tok) STR_EXPAND(tok)
+
 using namespace std;
 using namespace cv;
 namespace po = boost::program_options;
@@ -30,6 +33,7 @@ int main(int argc, char **argv)
     po::options_description desc("Allowed options");
     desc.add_options()
             ("help,h", "produce help message")
+            ("version,v", "shows version and exits")
             ("show,s", "display the image with gaze estimation")
             ("model", po::value<string>(), "dlib's trained face model")
             ("image", po::value<string>(), "image to process (png, jpg)")
@@ -43,10 +47,15 @@ int main(int argc, char **argv)
     po::notify(vm);
 
     if (vm.count("help")) {
-        cout << "estimate_gaze_direction\n\n" << desc << "\n";
+        cout << argv[0] << " " <<  STR(GAZR_VERSION) << "\n\n" << desc << "\n";
         return 1;
     }
 
+    if (vm.count("version")) {
+        cout << argv[0] << " " << STR(GAZR_VERSION) << "\n";
+        return 0;
+    }
+
     if (vm.count("show")) {
         show_frame = true;
     }
diff --git a/tools/show_head_pose.cpp b/tools/show_head_pose.cpp
index 3e030e0..6ab64aa 100644
--- a/tools/show_head_pose.cpp
+++ b/tools/show_head_pose.cpp
@@ -6,6 +6,9 @@
 
 #include "../src/head_pose_estimation.hpp"
 
+#define STR_EXPAND(tok) #tok
+#define STR(tok) STR_EXPAND(tok)
+
 using namespace std;
 using namespace cv;
 namespace po = boost::program_options;
@@ -27,7 +30,8 @@ int main(int argc, char **argv)
 
     po::options_description desc("Allowed options");
     desc.add_options()
-            ("help,h", "produce help message")
+            ("help,h", "produces help message")
+            ("version,v", "shows version and exits")
             ("model", po::value<string>(), "dlib's trained face model")
             ("video", po::value<string>(), "video to process. If omitted, uses the first webcam")
             ;
@@ -40,10 +44,15 @@ int main(int argc, char **argv)
     po::notify(vm);
 
     if (vm.count("help")) {
-        cout << "estimate_gaze_direction\n\n" << desc << "\n";
+        cout << argv[0] << " " << STR(GAZR_VERSION) << "\n\n" << desc << "\n";
         return 1;
     }
 
+    if (vm.count("version")) {
+        cout << argv[0] << " " << STR(GAZR_VERSION) << "\n";
+        return 0;
+    }
+
     if (vm.count("model") == 0) {
         cout << "You must specify the path to a trained dlib's face model\n"
              << "with the option --model." << endl;