diff --git a/android/bloom/AndroidManifest.xml b/android/bloom/AndroidManifest.xml
index 16144258..880dd91f 100644
--- a/android/bloom/AndroidManifest.xml
+++ b/android/bloom/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Bloom"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanBloom" />
 			<intent-filter>
diff --git a/android/bloom/build.bat b/android/bloom/build.bat
deleted file mode 100644
index df521d1f..00000000
--- a/android/bloom/build.bat
+++ /dev/null
@@ -1,29 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\bloom"
-	xcopy "..\..\data\shaders\bloom\*.spv" "assets\shaders\bloom" /Y
-
-	mkdir "assets\textures"
-	xcopy "..\..\data\textures\cubemap_space.ktx" "assets\textures" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\retroufo.dae" "assets\models" /Y 
-	xcopy "..\..\data\models\retroufo_glow.dae" "assets\models" /Y 
-	xcopy "..\..\data\models\cube.obj" "assets\models" /Y 
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanBloom.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/bloom/build.py b/android/bloom/build.py
new file mode 100644
index 00000000..bbf55142
--- /dev/null
+++ b/android/bloom/build.py
@@ -0,0 +1,47 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanBloom"
+SHADER_DIR = "bloom"
+ASSETS_MODELS = ["retroufo.dae", "retroufo_glow.dae", "cube.obj"]
+ASSETS_TEXTURES = ["cubemap_space.ktx"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/textures", exist_ok=True)           
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures
+    for file in ASSETS_TEXTURES:
+        shutil.copy("../../data/textures/%s" % file, "./assets/textures")        
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/debugmarker/AndroidManifest.xml b/android/debugmarker/AndroidManifest.xml
index a6365a84..65c11486 100644
--- a/android/debugmarker/AndroidManifest.xml
+++ b/android/debugmarker/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Debug marker"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanDebugmarker" />
 			<intent-filter>
diff --git a/android/debugmarker/build.bat b/android/debugmarker/build.bat
deleted file mode 100644
index 40dcb469..00000000
--- a/android/debugmarker/build.bat
+++ /dev/null
@@ -1,24 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-	mkdir "assets\shaders\debugmarker"
-	xcopy "..\..\data\shaders\debugmarker\*.spv" "assets\shaders\debugmarker" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\treasure_smooth.dae" "assets\models" /Y
-	xcopy "..\..\data\models\treasure_glow.dae" "assets\models" /Y
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanDebugmarker.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/debugmarker/build.py b/android/debugmarker/build.py
new file mode 100644
index 00000000..f531f1cc
--- /dev/null
+++ b/android/debugmarker/build.py
@@ -0,0 +1,42 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanDebugmarker"
+SHADER_DIR = "debugmarker"
+ASSETS_MODELS = ["treasure_smooth.dae", "treasure_glow.dae"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/distancefieldfonts/AndroidManifest.xml b/android/distancefieldfonts/AndroidManifest.xml
index a1fdbb46..27cf582a 100644
--- a/android/distancefieldfonts/AndroidManifest.xml
+++ b/android/distancefieldfonts/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Distance Field Fonts"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanDistancefieldfonts" />
 			<intent-filter>
diff --git a/android/distancefieldfonts/build.bat b/android/distancefieldfonts/build.bat
deleted file mode 100644
index 414aefa4..00000000
--- a/android/distancefieldfonts/build.bat
+++ /dev/null
@@ -1,27 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\distancefieldfonts"
-	xcopy "..\..\data\shaders\distancefieldfonts\*.spv" "assets\shaders\distancefieldfonts" /Y
-
-	mkdir "assets\textures"
-	xcopy "..\..\data\textures\font_sdf_rgba.ktx" "assets\textures" /Y
-	xcopy "..\..\data\textures\font_bitmap_rgba.ktx" "assets\textures" /Y
-
-	xcopy "..\..\data\font.fnt" "assets" /Y
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanDistancefieldfonts.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/distancefieldfonts/build.py b/android/distancefieldfonts/build.py
new file mode 100644
index 00000000..92e8dcf2
--- /dev/null
+++ b/android/distancefieldfonts/build.py
@@ -0,0 +1,44 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanDistancefieldfonts"
+SHADER_DIR = "distancefieldfonts"
+ASSETS_TEXTURES = ["font_sdf_rgba.ktx", "font_bitmap_rgba.ktx"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/textures", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures
+    for file in ASSETS_TEXTURES:
+        shutil.copy("../../data/textures/%s" % file, "./assets/textures")   
+    # Font file
+    shutil.copy("../../data/font.fnt", "./assets")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/geometryshader/AndroidManifest.xml b/android/geometryshader/AndroidManifest.xml
index 234bcc21..e2369a7c 100644
--- a/android/geometryshader/AndroidManifest.xml
+++ b/android/geometryshader/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Geometry shader"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanGeometryshader" />
 			<intent-filter>
diff --git a/android/geometryshader/build.bat b/android/geometryshader/build.bat
deleted file mode 100644
index 2bca1ea9..00000000
--- a/android/geometryshader/build.bat
+++ /dev/null
@@ -1,24 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\geometryshader"
-	xcopy "..\..\data\shaders\geometryshader\*.spv" "assets\shaders\geometryshader" /Y
-    
-	mkdir "assets\models"
-	xcopy "..\..\data\models\suzanne.obj" "assets\models" /Y 
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanGeometryshader.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/geometryshader/build.py b/android/geometryshader/build.py
new file mode 100644
index 00000000..42cbbdee
--- /dev/null
+++ b/android/geometryshader/build.py
@@ -0,0 +1,42 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanGeometryshader"
+SHADER_DIR = "geometryshader"
+ASSETS_MODELS = ["suzanne.obj"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/radialblur/AndroidManifest.xml b/android/radialblur/AndroidManifest.xml
index 84d86593..39719255 100644
--- a/android/radialblur/AndroidManifest.xml
+++ b/android/radialblur/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Radial Blur"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanRadialblur" />
 			<intent-filter>
diff --git a/android/radialblur/build.bat b/android/radialblur/build.bat
deleted file mode 100644
index a90eb9d3..00000000
--- a/android/radialblur/build.bat
+++ /dev/null
@@ -1,26 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-
-	mkdir "assets\shaders\radialblur"
-	xcopy "..\..\data\shaders\radialblur\*.spv" "assets\shaders\radialblur" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\glowsphere.dae" "assets\models" /Y 
-
-	mkdir "assets\textures"
-	xcopy "..\..\data\textures\particle_gradient_rgba.ktx" "assets\textures" /Y 	
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanRadialblur.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/radialblur/build.py b/android/radialblur/build.py
new file mode 100644
index 00000000..10a49af3
--- /dev/null
+++ b/android/radialblur/build.py
@@ -0,0 +1,47 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanRadialblur"
+SHADER_DIR = "radialblur"
+ASSETS_MODELS = ["glowsphere.dae"]
+ASSETS_TEXTURES = ["particle_gradient_rgba.ktx"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/textures", exist_ok=True)           
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures
+    for file in ASSETS_TEXTURES:
+        shutil.copy("../../data/textures/%s" % file, "./assets/textures")        
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/shadowmapping/AndroidManifest.xml b/android/shadowmapping/AndroidManifest.xml
index 2c5fc242..3c925452 100644
--- a/android/shadowmapping/AndroidManifest.xml
+++ b/android/shadowmapping/AndroidManifest.xml
@@ -15,7 +15,7 @@
                 android:label="Shadow mapping"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
-                android:screenOrientation="landscape"                                                                                
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanShadowmapping" />
 			<intent-filter>
diff --git a/android/shadowmapping/build.bat b/android/shadowmapping/build.bat
deleted file mode 100644
index 3da2a88e..00000000
--- a/android/shadowmapping/build.bat
+++ /dev/null
@@ -1,24 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\shadowmapping"
-	xcopy "..\..\data\shaders\shadowmapping\*.spv" "assets\shaders\shadowmapping" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\vulkanscene_shadow.dae" "assets\models" /Y 
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanShadowmapping.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/shadowmapping/build.py b/android/shadowmapping/build.py
new file mode 100644
index 00000000..f168ba87
--- /dev/null
+++ b/android/shadowmapping/build.py
@@ -0,0 +1,42 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanShadowmapping"
+SHADER_DIR = "shadowmapping"
+ASSETS_MODELS = ["vulkanscene_shadow.dae"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/shadowmappingomni/AndroidManifest.xml b/android/shadowmappingomni/AndroidManifest.xml
index 25148b0f..c17eb35d 100644
--- a/android/shadowmappingomni/AndroidManifest.xml
+++ b/android/shadowmappingomni/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Omni-directional shadow mapping"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanShadowmappingomni" />
 			<intent-filter>
diff --git a/android/shadowmappingomni/build.bat b/android/shadowmappingomni/build.bat
deleted file mode 100644
index 9f43ed1f..00000000
--- a/android/shadowmappingomni/build.bat
+++ /dev/null
@@ -1,25 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\shadowmapomni"
-	xcopy "..\..\data\shaders\shadowmapomni\*.spv" "assets\shaders\shadowmapomni" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\shadowscene_fire.dae" "assets\models" /Y 
-	xcopy "..\..\data\models\cube.obj" "assets\models" /Y 
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanShadowmappingomni.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/shadowmappingomni/build.py b/android/shadowmappingomni/build.py
new file mode 100644
index 00000000..96e6f205
--- /dev/null
+++ b/android/shadowmappingomni/build.py
@@ -0,0 +1,42 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanShadowmappingomni"
+SHADER_DIR = "shadowmapomni"
+ASSETS_MODELS = ["shadowscene_fire.dae", "cube.obj"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/specializationconstants/AndroidManifest.xml b/android/specializationconstants/AndroidManifest.xml
index c1a602c8..724e4fb8 100644
--- a/android/specializationconstants/AndroidManifest.xml
+++ b/android/specializationconstants/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Specialization constants"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanSpecializationconstants" />
 			<intent-filter>
diff --git a/android/specializationconstants/build.bat b/android/specializationconstants/build.bat
deleted file mode 100644
index c625eb79..00000000
--- a/android/specializationconstants/build.bat
+++ /dev/null
@@ -1,22 +0,0 @@
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-	mkdir "assets\shaders\specializationconstants"
-	xcopy "..\..\data\shaders\specializationconstants\*.spv" "assets\shaders\specializationconstants" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\color_teapot_spheres.dae" "assets\models" /Y
-
-	mkdir "assets\textures"
-	xcopy "..\..\data\textures\metalplate_nomips_rgba.ktx" "assets\textures" /Y
-
-	mkdir "res\drawable"
-	xcopy "..\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanSpecializationconstants.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
\ No newline at end of file
diff --git a/android/specializationconstants/build.py b/android/specializationconstants/build.py
new file mode 100644
index 00000000..5782178a
--- /dev/null
+++ b/android/specializationconstants/build.py
@@ -0,0 +1,47 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanSpecializationconstants"
+SHADER_DIR = "specializationconstants"
+ASSETS_MODELS = ["color_teapot_spheres.dae"]
+ASSETS_TEXTURES = ["metalplate_nomips_rgba.ktx"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/textures", exist_ok=True)           
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures
+    for file in ASSETS_TEXTURES:
+        shutil.copy("../../data/textures/%s" % file, "./assets/textures")        
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/sphericalenvmapping/AndroidManifest.xml b/android/sphericalenvmapping/AndroidManifest.xml
index 54f7c8b4..04ac63c3 100644
--- a/android/sphericalenvmapping/AndroidManifest.xml
+++ b/android/sphericalenvmapping/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Spherical Environment Mapping"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanSphericalenvmapping" />
 			<intent-filter>
diff --git a/android/sphericalenvmapping/build.bat b/android/sphericalenvmapping/build.bat
deleted file mode 100644
index 311d67d3..00000000
--- a/android/sphericalenvmapping/build.bat
+++ /dev/null
@@ -1,27 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	echo ndk-build has failed, build cancelled
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-	
-
-	mkdir "assets\shaders\sphericalenvmapping"
-	xcopy "..\..\data\shaders\sphericalenvmapping\*.spv" "assets\shaders\sphericalenvmapping" /Y
-
-	mkdir "assets\textures"
-	xcopy "..\..\data\textures\matcap_array_rgba.ktx" "assets\textures" /Y
-
-	mkdir "assets\models"
-	xcopy "..\..\data\models\chinesedragon.dae" "assets\models" /Y 
-	
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanSphericalenvmapping.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/sphericalenvmapping/build.py b/android/sphericalenvmapping/build.py
new file mode 100644
index 00000000..7318895c
--- /dev/null
+++ b/android/sphericalenvmapping/build.py
@@ -0,0 +1,47 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanSphericalenvmapping"
+SHADER_DIR = "sphericalenvmapping"
+ASSETS_MODELS = ["chinesedragon.dae"]
+ASSETS_TEXTURES = ["matcap_array_rgba.ktx"]
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    os.makedirs("./assets/shaders/base", exist_ok=True)
+    os.makedirs("./assets/shaders/%s" % SHADER_DIR, exist_ok=True)
+    os.makedirs("./assets/textures", exist_ok=True)           
+    os.makedirs("./assets/models", exist_ok=True)           
+    os.makedirs("./res/drawable", exist_ok=True)
+
+    # Shaders    
+    # Base
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures
+    for file in ASSETS_TEXTURES:
+        shutil.copy("../../data/textures/%s" % file, "./assets/textures")        
+    # Models
+    for file in ASSETS_MODELS:
+        shutil.copy("../../data/models/%s" % file, "./assets/models")
+
+    # Icon
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/ssao/build.bat b/android/ssao/build.bat
deleted file mode 100644
index 38fb05f2..00000000
--- a/android/ssao/build.bat
+++ /dev/null
@@ -1,22 +0,0 @@
-cd jni
-call ndk-build
-if %ERRORLEVEL% EQU 0 (
-	cd..
-
-	mkdir "assets\shaders\base"
-	xcopy "..\..\data\shaders\base\*.spv" "assets\shaders\base" /Y
-
-	mkdir "assets\shaders\ssao"
-	xcopy "..\..\data\shaders\ssao\*.spv" "assets\shaders\ssao" /Y
-
-	mkdir "assets\models\sibenik"
-	xcopy "..\..\data\models\sibenik\sibenik.dae" "assets\models\sibenik" /Y  
-
-	mkdir "res\drawable"
-	xcopy "..\..\android\images\icon.png" "res\drawable" /Y
-
-	call ant debug -Dout.final.file=vulkanSSAO.apk
-) ELSE (
-	echo error : ndk-build failed with errors!
-	cd..
-)
diff --git a/android/ssao/build.py b/android/ssao/build.py
new file mode 100644
index 00000000..50a1c418
--- /dev/null
+++ b/android/ssao/build.py
@@ -0,0 +1,47 @@
+import os
+import shutil
+import subprocess
+import sys
+import glob
+
+APK_NAME = "vulkanSSAO"
+SHADER_DIR = "ssao"
+
+if subprocess.call("ndk-build", shell=True) == 0:   
+    print("Build successful")
+
+    # Assets
+    if not os.path.exists("./assets"):
+        os.makedirs("./assets")  
+
+    # Shaders    
+    # Base
+    if not os.path.exists("./assets/shaders/base"):
+        os.makedirs("./assets/shaders/base")           
+    for file in glob.glob("../../data/shaders/base/*.spv"):
+        shutil.copy(file, "./assets/shaders/base")    
+    # Sample
+    if not os.path.exists("./assets/shaders/%s" % SHADER_DIR):
+        os.makedirs("./assets/shaders/%s" % SHADER_DIR)
+    for file in glob.glob("../../data/shaders/%s/*.spv" %SHADER_DIR):
+        shutil.copy(file, "./assets/shaders/%s" % SHADER_DIR)    
+    # Textures and model
+    if not os.path.exists("./assets/models/sibenik/"):
+        os.makedirs("./assets/models/sibenik/")           
+    for file in glob.glob("../../data/models/sibenik/*.*"):
+        shutil.copy(file, "./assets/models/sibenik")    
+
+    # Icon
+    if not os.path.exists("./res/drawable"):
+        os.makedirs("./res/drawable")         
+    shutil.copy("../../android/images/icon.png", "./res/drawable")      
+
+    if subprocess.call("ant debug -Dout.final.file=%s.apk" % APK_NAME, shell=True) == 0:
+        if len(sys.argv) > 1:
+            if sys.argv[1] == "-deploy":
+                if subprocess.call("adb install -r %s.apk" % APK_NAME, shell=True) != 0:
+                    print("Could not deploy to device!")
+    else:
+        print("Error during build process!")
+else:
+    print("Error building project!")
diff --git a/android/subpasses/AndroidManifest.xml b/android/subpasses/AndroidManifest.xml
index 680e6914..868bbdf1 100644
--- a/android/subpasses/AndroidManifest.xml
+++ b/android/subpasses/AndroidManifest.xml
@@ -15,6 +15,7 @@
                 android:label="Subpasses"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
 				android:launchMode="singleTask"
+                android:screenOrientation="landscape"
                 android:configChanges="orientation|screenSize|keyboardHidden">
 			<meta-data android:name="android.app.lib_name" android:value="vulkanSubpasses" />
 			<intent-filter>