Add README

README.md

@@ -1 +1,31 @@
-# qt_visualizer
+Qt_Visualizer
+=============
+
+Qt_Visualizer is sample program that uses PCL with Qt.  
+This sample program is refactored to work with latest PCL and Qt based on [official tutorial](http://pointclouds.org/documentation/tutorials/qt_visualizer.php).
+
+![image](https://cloud.githubusercontent.com/assets/816705/23371467/94291528-fd5b-11e6-9d8b-5cef17443387.PNG)
+
+How to Build
+------------
+Please read this [documentation](BUILD.md).
+
+Test Environment
+----------------
+* Visual Studio 2015 (x64)
+* Point Cloud Library 1.8.0
+* VTK 7.1.0
+* Qt 5.8.0
+* CMake 3.6.1 (or later)
+
+License
+---------
+Copyright © 2017 Tsukasa SUGIURA  
+Distributed under the [MIT License](http://www.opensource.org/licenses/mit-license.php "MIT License | Open Source Initiative").
+
+Contact
+---------
+* Tsukasa Sugiura  
+    * <t.sugiura0204@gmail.com>  
+    * <https://twitter.com/UnaNancyOwen>  
+    * <http://UnaNancyOwen.com>