Enable virtual gamepad for Android

android-project/.gitignore

@@ -13,3 +13,4 @@ build/
 
 /app/src/main/assets/CharisSILB.ttf
 /app/src/main/assets/*.gmo
+/app/src/main/assets/ui_art/*

android-project/CMake/android_defs.cmake

@@ -4,6 +4,7 @@ set(UBSAN OFF)
 set(DEVILUTIONX_SYSTEM_LIBSODIUM OFF)
 set(DEVILUTIONX_SYSTEM_LIBPNG OFF)
 set(DISABLE_ZERO_TIER ON)
+set(VIRTUAL_GAMEPAD ON)
 
 if(BINARY_RELEASE OR CMAKE_BUILD_TYPE STREQUAL "Release")
   # Workaroudn linker bug in CLang: https://github.com/android/ndk/issues/721
@@ -16,3 +17,6 @@ set(TTF_FONT_DIR \"\")
 file(
   COPY "${DevilutionX_SOURCE_DIR}/Packaging/resources/CharisSILB.ttf"
   DESTINATION "${DevilutionX_SOURCE_DIR}/android-project/app/src/main/assets")
+
+file(GLOB VirtualGamepadArt "${DevilutionX_SOURCE_DIR}/Packaging/resources/ui_art/*")
+file(COPY ${VirtualGamepadArt} DESTINATION "${DevilutionX_SOURCE_DIR}/android-project/app/src/main/assets/ui_art")