docs (flappybird/): improve documentation

doc/Writerside/hi.tree

@@ -8,6 +8,9 @@
 
     <toc-element topic="Home.md">
         <toc-element topic="Examples.md">
+            <toc-element topic="example-flappybird.md">
+                <toc-element topic="tuto-flappy.md"/>
+            </toc-element>
             <toc-element topic="Application.md"/>
             <toc-element topic="Application-with-a-sprite-renderer.md"/>
             <toc-element topic="Default-System.md"/>

doc/Writerside/topics/Examples.md

@@ -8,4 +8,5 @@ There is a folder ```/Examples``` to check for example
 4. [Entity Component System](Entity-Component-System.md)
 5. [ImGui](ImGui.md)
 6. [Network](example_network.md)
-7. [Script](example-script.md)
+7. [Script](example-script.md)
+8. [FlappyBird](example-flappybird.md)

doc/Writerside/topics/Home.md

@@ -146,6 +146,8 @@ There is a folder ```/Examples``` to check for example
 
 Feel free to explore and learn more about each aspect of the RType game engine!
 
+You can also try the FlappyBird example in the folder ```/flappybird```
+
 ## Contributing
 
 If you are interested in contributing to the RType game engine, please read our [contributing guidelines](CONTRIBUTING.md) for more information.

doc/Writerside/topics/example-flappybird.md

@@ -0,0 +1,24 @@
+# FlappyBird
+
+## Description
+
+The Flappy bird is a game where the player controls a bird, attempting to fly between columns of green pipes without hitting them.
+Here we have make a new version, with the same gameplay, but with a different design.
+
+## Usage
+
+The player can control the bird with the space bar, and the goal is to pass between the pipes without touching them.
+
+You can build it with the following command
+
+```bash
+echo 2 | ./make.sh && yes | mv ./SandBoxGames ./flappybird && cd flappybird && ./SandBoxGames
+```
+
+## Gameplay
+
+![flappybird.png](flappybird.png)
+
+## How to recreate the game
+
+[Here](tuto-flappy.md) is the link to the tutorial to recreate the game.