Updating readme and added jni

README.md

@@ -93,7 +93,7 @@ After downloading it, it's time to setup your compiler to find its existence.
 ```
 - In the line of `-gcc=` you should put your Android NDK, mine was on that folder, but what you should search for is `toolchains/llvm/prebuilt/linux-x86_64/bin/aarch64-linux-android21-clang`
 
-After that, download the sample from the official wiki:
+After that, download a sample d program from the official wiki:
 ```sh
 curl -L -O https://raw.githubusercontent.com/dlang/dmd/master/samples/sieve.d
 
@@ -106,3 +106,29 @@ ldc2 -mtriple=aarch64--linux-android sieve.d
 # Compile & link natively in Termux
 ldc2 sieve.d
 ```
+If it compiles well, your LDC is correctly configured to start working with Android.
+
+# Android Project
+After your first succesful try of compiling it to the Android architecture, you will actually need to do three things:
+1. Compile your project as a 
+
+
+
+
+# SDL Project
+You need to get the project from libsdl, the current SDL Version is SDL2.0.12, get the source code from [libsdl](https://www.libsdl.org/download-2.0.php)
+- Click to download the SDL2-X.Y.Z.tar.gz
+- Extract those files
+- Import SDL2-X.Y.Z/android-project into Android Studio
+- Generate symbolic links inside app/jni folder using
+```sh
+ln -s SDL2-X.Y.Z SDL2
+ln -s SDL2_image-X.Y.Z SDL2_image
+ln -s SDL2_mixer-X.Y.Z SDL2_mixer
+ln -s SDL2_net-X.Y.Z SDL2_net
+ln -s SDL2_ttf-X.Y.Z SDL2_ttf
+```
+- Go into Android Studio Build/Rebuild Project
+Now your project should throw a gradlew error about `YourSourceHere.c', needed by...`, basically, this file is a placeholder for the android-project, just
+go into app/jni/src/Android.mk and modify LOCAL_SRC_FILES := YourSourceHere.c to include the needed file, after that, Sync the gradle, build your project and
+it should be able to run