Android: add Android Studio support, completely redone java part (#9066)

4 files changed, 310 insertions, 0 deletions

diff --git a/build/android/native/build.gradle b/build/android/native/build.gradle
new file mode 100644
index 000000000..f06e4e3f0
--- /dev/null
+++ b/build/android/native/build.gradle
@@ -0,0 +1,59 @@
+apply plugin: 'com.android.library'
+import org.ajoberstar.grgit.Grgit
+
+android {
+	compileSdkVersion 29
+	buildToolsVersion '29.0.3'
+	ndkVersion '21.0.6113669'
+	defaultConfig {
+		minSdkVersion 16
+		targetSdkVersion 29
+		externalNativeBuild {
+			ndkBuild {
+				arguments '-j8',
+						"versionMajor=${versionMajor}",
+						"versionMinor=${versionMinor}",
+						"versionPatch=${versionPatch}",
+						"versionExtra=${versionExtra}"
+			}
+		}
+	}
+
+	externalNativeBuild {
+		ndkBuild {
+			path file('jni/Android.mk')
+		}
+	}
+
+	// supported architectures
+	splits {
+		abi {
+			enable true
+			reset()
+			include 'armeabi-v7a', 'arm64-v8a'//, 'x86'
+		}
+	}
+
+	buildTypes {
+		release {
+			externalNativeBuild {
+				ndkBuild {
+					arguments 'NDEBUG=1'
+				}
+			}
+		}
+	}
+}
+
+task cloneGitRepo() {
+	def destination = file('deps')
+	if(!destination.exists()) {
+		def grgit = Grgit.clone(
+				dir: destination,
+				uri: 'https://github.com/minetest/minetest_android_deps_binaries'
+		)
+		grgit.close()
+	}
+}
+
+preBuild.dependsOn cloneGitRepo
diff --git a/build/android/native/jni/Android.mk b/build/android/native/jni/Android.mk
new file mode 100644
index 000000000..a5cb099e6
--- /dev/null
+++ b/build/android/native/jni/Android.mk
@@ -0,0 +1,218 @@
+LOCAL_PATH := $(call my-dir)/..
+
+#LOCAL_ADDRESS_SANITIZER:=true
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := Curl
+LOCAL_SRC_FILES := deps/Android/Curl/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libcurl.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := Freetype
+LOCAL_SRC_FILES := deps/Android/Freetype/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libfreetype.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := Irrlicht
+LOCAL_SRC_FILES := deps/Android/Irrlicht/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libIrrlicht.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+#include $(CLEAR_VARS)
+#LOCAL_MODULE := LevelDB
+#LOCAL_SRC_FILES := deps/Android/LevelDB/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libleveldb.a
+#include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := LuaJIT
+LOCAL_SRC_FILES := deps/Android/LuaJIT/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libluajit.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := mbedTLS
+LOCAL_SRC_FILES := deps/Android/mbedTLS/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libmbedtls.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := mbedx509
+LOCAL_SRC_FILES := deps/Android/mbedTLS/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libmbedx509.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := mbedcrypto
+LOCAL_SRC_FILES := deps/Android/mbedTLS/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libmbedcrypto.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := OpenAL
+LOCAL_SRC_FILES := deps/Android/OpenAL-Soft/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libopenal.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+# You can use `OpenSSL and Crypto` instead `mbedTLS mbedx509 mbedcrypto`,
+#but it increase APK size on ~0.7MB
+#include $(CLEAR_VARS)
+#LOCAL_MODULE := OpenSSL
+#LOCAL_SRC_FILES := deps/Android/OpenSSL/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libssl.a
+#include $(PREBUILT_STATIC_LIBRARY)
+
+#include $(CLEAR_VARS)
+#LOCAL_MODULE := Crypto
+#LOCAL_SRC_FILES := deps/Android/OpenSSL/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libcrypto.a
+#include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := Vorbis
+LOCAL_SRC_FILES := deps/Android/Vorbis/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libvorbis.a
+include $(PREBUILT_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := Minetest
+
+LOCAL_CFLAGS += \
+	-DJSONCPP_NO_LOCALE_SUPPORT     \
+	-DHAVE_TOUCHSCREENGUI           \
+	-DENABLE_GLES=1                 \
+	-DUSE_CURL=1                    \
+	-DUSE_SOUND=1                   \
+	-DUSE_FREETYPE=1                \
+	-DUSE_LEVELDB=0                 \
+	-DUSE_LUAJIT=1                  \
+	-DVERSION_MAJOR=${versionMajor} \
+	-DVERSION_MINOR=${versionMinor} \
+	-DVERSION_PATCH=${versionPatch} \
+	-DVERSION_EXTRA=${versionExtra} \
+	$(GPROF_DEF)
+
+ifdef NDEBUG
+	LOCAL_CFLAGS += -DNDEBUG=1
+endif
+
+ifdef GPROF
+	GPROF_DEF := -DGPROF
+	PROFILER_LIBS := android-ndk-profiler
+	LOCAL_CFLAGS += -pg
+endif
+
+LOCAL_C_INCLUDES := \
+	../../../src                                    \
+	../../../src/script                             \
+	../../../lib/gmp                                \
+	../../../lib/jsoncpp                            \
+	deps/Android/Curl/include                       \
+	deps/Android/Freetype/include                   \
+	deps/Android/Irrlicht/include                   \
+	deps/Android/LevelDB/include                    \
+	deps/Android/libiconv/include                   \
+	deps/Android/libiconv/libcharset/include        \
+	deps/Android/LuaJIT/src                         \
+	deps/Android/OpenAL-Soft/include                \
+	deps/Android/sqlite                             \
+	deps/Android/Vorbis/include
+
+LOCAL_SRC_FILES := \
+	$(wildcard ../../../src/client/*.cpp)           \
+	$(wildcard ../../../src/client/*/*.cpp)         \
+	$(wildcard ../../../src/content/*.cpp)          \
+	../../../src/database/database.cpp              \
+	../../../src/database/database-dummy.cpp        \
+	../../../src/database/database-files.cpp        \
+	../../../src/database/database-sqlite3.cpp      \
+	$(wildcard ../../../src/gui/*.cpp)              \
+	$(wildcard ../../../src/irrlicht_changes/*.cpp) \
+	$(wildcard ../../../src/mapgen/*.cpp)           \
+	$(wildcard ../../../src/network/*.cpp)          \
+	$(wildcard ../../../src/script/*.cpp)           \
+	$(wildcard ../../../src/script/*/*.cpp)         \
+	$(wildcard ../../../src/server/*.cpp)           \
+	$(wildcard ../../../src/threading/*.cpp)        \
+	$(wildcard ../../../src/util/*.c)               \
+	$(wildcard ../../../src/util/*.cpp)             \
+	../../../src/ban.cpp                            \
+	../../../src/chat.cpp                           \
+	../../../src/clientiface.cpp                    \
+	../../../src/collision.cpp                      \
+	../../../src/content_mapnode.cpp                \
+	../../../src/content_nodemeta.cpp               \
+	../../../src/convert_json.cpp                   \
+	../../../src/craftdef.cpp                       \
+	../../../src/debug.cpp                          \
+	../../../src/defaultsettings.cpp                \
+	../../../src/emerge.cpp                         \
+	../../../src/environment.cpp                    \
+	../../../src/face_position_cache.cpp            \
+	../../../src/filesys.cpp                        \
+	../../../src/gettext.cpp                        \
+	../../../src/httpfetch.cpp                      \
+	../../../src/hud.cpp                            \
+	../../../src/inventory.cpp                      \
+	../../../src/inventorymanager.cpp               \
+	../../../src/itemdef.cpp                        \
+	../../../src/itemstackmetadata.cpp              \
+	../../../src/light.cpp                          \
+	../../../src/log.cpp                            \
+	../../../src/main.cpp                           \
+	../../../src/map.cpp                            \
+	../../../src/map_settings_manager.cpp           \
+	../../../src/mapblock.cpp                       \
+	../../../src/mapnode.cpp                        \
+	../../../src/mapsector.cpp                      \
+	../../../src/metadata.cpp                       \
+	../../../src/modchannels.cpp                    \
+	../../../src/nameidmapping.cpp                  \
+	../../../src/nodedef.cpp                        \
+	../../../src/nodemetadata.cpp                   \
+	../../../src/nodetimer.cpp                      \
+	../../../src/noise.cpp                          \
+	../../../src/objdef.cpp                         \
+	../../../src/object_properties.cpp              \
+	../../../src/pathfinder.cpp                     \
+	../../../src/player.cpp                         \
+	../../../src/porting.cpp                        \
+	../../../src/porting_android.cpp                \
+	../../../src/profiler.cpp                       \
+	../../../src/raycast.cpp                        \
+	../../../src/reflowscan.cpp                     \
+	../../../src/remoteplayer.cpp                   \
+	../../../src/rollback.cpp                       \
+	../../../src/rollback_interface.cpp             \
+	../../../src/serialization.cpp                  \
+	../../../src/server.cpp                         \
+	../../../src/serverenvironment.cpp              \
+	../../../src/serverlist.cpp                     \
+	../../../src/settings.cpp                       \
+	../../../src/staticobject.cpp                   \
+	../../../src/texture_override.cpp               \
+	../../../src/tileanimation.cpp                  \
+	../../../src/tool.cpp                           \
+	../../../src/translation.cpp                    \
+	../../../src/version.cpp                        \
+	../../../src/voxel.cpp                          \
+	../../../src/voxelalgorithms.cpp
+
+# LevelDB backend is disabled
+#	../../../src/database/database-leveldb.cpp
+
+# GMP
+LOCAL_SRC_FILES += ../../../lib/gmp/mini-gmp.c
+
+# JSONCPP
+LOCAL_SRC_FILES += ../../../lib/jsoncpp/jsoncpp.cpp
+
+# iconv
+LOCAL_SRC_FILES += \
+	deps/Android/libiconv/lib/iconv.c               \
+	deps/Android/libiconv/libcharset/lib/localcharset.c
+
+# SQLite3
+LOCAL_SRC_FILES += deps/Android/sqlite/sqlite3.c
+
+LOCAL_STATIC_LIBRARIES += Curl Freetype Irrlicht OpenAL mbedTLS mbedx509 mbedcrypto Vorbis LuaJIT android_native_app_glue $(PROFILER_LIBS) #LevelDB
+#OpenSSL Crypto
+
+LOCAL_LDLIBS := -lEGL -lGLESv1_CM -lGLESv2 -landroid -lOpenSLES
+
+include $(BUILD_SHARED_LIBRARY)
+
+ifdef GPROF
+$(call import-module,android-ndk-profiler)
+endif
+$(call import-module,android/native_app_glue)
diff --git a/build/android/native/jni/Application.mk b/build/android/native/jni/Application.mk
new file mode 100644
index 000000000..82f0148f0
--- /dev/null
+++ b/build/android/native/jni/Application.mk
@@ -0,0 +1,32 @@
+APP_PLATFORM := ${APP_PLATFORM}
+APP_ABI := ${TARGET_ABI}
+APP_STL := c++_shared
+NDK_TOOLCHAIN_VERSION := clang
+APP_SHORT_COMMANDS := true
+APP_MODULES := Minetest
+
+APP_CPPFLAGS := -Ofast -fvisibility=hidden -fexceptions -Wno-deprecated-declarations -Wno-extra-tokens
+
+ifeq ($(APP_ABI),armeabi-v7a)
+APP_CPPFLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -mthumb
+endif
+
+#ifeq ($(APP_ABI),x86)
+#APP_CPPFLAGS += -march=i686 -mtune=intel -mssse3 -mfpmath=sse -m32 -funroll-loops
+#endif
+
+ifndef NDEBUG
+APP_CPPFLAGS := -g -D_DEBUG -O0 -fno-omit-frame-pointer -fexceptions
+endif
+
+APP_CFLAGS   := $(APP_CPPFLAGS) -Wno-parentheses-equality #-Werror=shorten-64-to-32
+APP_CXXFLAGS := $(APP_CPPFLAGS) -frtti -std=gnu++17
+APP_LDFLAGS  := -Wl,--no-warn-mismatch,--gc-sections,--icf=safe
+
+ifeq ($(APP_ABI),arm64-v8a)
+APP_LDFLAGS  := -Wl,--no-warn-mismatch,--gc-sections
+endif
+
+ifndef NDEBUG
+APP_LDFLAGS  :=
+endif
diff --git a/build/android/native/src/main/AndroidManifest.xml b/build/android/native/src/main/AndroidManifest.xml
new file mode 100644
index 000000000..19451c7fd
--- /dev/null
+++ b/build/android/native/src/main/AndroidManifest.xml
@@ -0,0 +1 @@
+<manifest package="net.minetest" />