Add support for external bluetooth devices

.gitmodules

@@ -67,6 +67,9 @@
 [submodule "third_party/capstone"]
 	path = third_party/capstone
 	url = https://github.com/capstone-engine/capstone
+[submodule "third_party/open-bp-cpp/third_party/IXWebSocket"]
+	path = third_party/open-bp-cpp/third_party/IXWebSocket
+	url = https://github.com/machinezone/IXWebSocket
 [submodule "third_party/hips"]
 	path = third_party/hips
 	url = https://github.com/wheremyfoodat/Hips

CMakeLists.txt

@@ -403,6 +403,7 @@ set(HEADER_FILES include/emulator.hpp include/helpers.hpp include/termcolor.hpp
                  include/audio/audio_interpolation.hpp include/audio/hle_mixer.hpp include/audio/dsp_simd.hpp
                  include/services/dsp_firmware_db.hpp include/frontend_settings.hpp include/fs/archive_twl_photo.hpp
                  include/fs/archive_twl_sound.hpp include/fs/archive_card_spi.hpp include/services/ns.hpp
+                 include/external_haptics_manager.hpp
 )
 
 cmrc_add_resource_library(
@@ -432,6 +433,11 @@ if(ENABLE_LUAJIT AND NOT ANDROID)
 
     add_subdirectory(third_party/libuv)
     target_link_libraries(AlberCore PRIVATE uv_a)
+
+    include_directories(third_party/open-bp-cpp/include)
+    include_directories(third_party/open-bp-cpp/third_party/IXWebSocket/ixwebsocket)
+    add_subdirectory(third_party/open-bp-cpp)
+    target_link_libraries(AlberCore PRIVATE buttplugCpp)
 endif()
 
 set(GL_CONTEXT_SOURCE_FILES "")

include/external_haptics_manager.hpp

@@ -0,0 +1,51 @@
+#pragma once
+
+#include <chrono>
+#include <cstdio>
+#include <string>
+#include <thread>
+#include <vector>
+
+#include "buttplugclient.h"
+
+class ExternalHapticsManager {
+	Client client;
+	std::vector<DeviceClass> devices;
+	SensorClass sensors;
+
+  public:
+	ExternalHapticsManager() : client("ws://127.0.0.1", 12345) {}
+
+	void connect() {
+		client.connect([](const mhl::Messages message) {
+			switch (message.messageType) {
+				case mhl::MessageTypes::DeviceList: std::printf("Device List callback\n"); break;
+				case mhl::MessageTypes::DeviceAdded: std::printf("Device List callback\n"); break;
+				case mhl::MessageTypes::ServerInfo: std::printf("Server info callback\n"); break;
+				case mhl::MessageTypes::DeviceRemoved: std::printf("Device Removed callback\n"); break;
+				case mhl::MessageTypes::SensorReading: std::printf("Sensor reading callback\n"); break;
+				default: std::printf("Unknown message");
+			}
+		});
+	}
+
+	void requestDeviceList() { client.requestDeviceList(); }
+	void startScan() { client.startScan(); }
+	void stopScan() { client.stopScan(); }
+	void stopAllDevices() { client.stopAllDevices(); }
+
+	void getDevices() { devices = client.getDevices(); }
+	void getSensors() { sensors = client.getSensors(); }
+
+	void sendScalar(int index, double value) {
+		if (index < devices.size()) {
+			client.sendScalar(devices[index], value);
+		}
+	}
+
+	void stopDevice(int index) {
+		if (index < devices.size()) {
+			client.stopDevice(devices[index]);
+		}
+	}
+};

src/lua.cpp

@@ -2,6 +2,7 @@
 #include <teakra/disassembler.h>
 
 #include <array>
+#include <memory>
 
 #include "capstone.hpp"
 #include "emulator.hpp"
@@ -11,6 +12,8 @@
 extern "C" {
 #include "luv.h"
 }
+
+#include "external_haptics_manager.hpp"
 #endif
 
 void LuaManager::initialize() {
@@ -268,6 +271,80 @@ static int disassembleTeakThunk(lua_State* L) {
 	return 1;
 }
 
+#ifndef __ANDROID__
+// Haptics functions
+
+namespace Haptics {
+	std::unique_ptr<ExternalHapticsManager> hapticsManager = nullptr;
+
+	static int initHapticsThunk(lua_State* L) {
+		if (hapticsManager == nullptr) {
+			hapticsManager.reset(new ExternalHapticsManager());
+		}
+
+		return 0;
+	}
+
+#define HAPTICS_THUNK(func)                \
+	static int func##Thunk(lua_State* L) { \
+		if (hapticsManager != nullptr) {   \
+			hapticsManager->func();        \
+		}                                  \
+                                           \
+		return 0;                          \
+	}
+
+	HAPTICS_THUNK(startScan)
+	HAPTICS_THUNK(stopScan)
+	HAPTICS_THUNK(connect)
+	HAPTICS_THUNK(requestDeviceList)
+	HAPTICS_THUNK(getDevices)
+	HAPTICS_THUNK(getSensors)
+	HAPTICS_THUNK(stopAllDevices)
+	#undef HAPTICS_THUNK
+
+	static int sendScalarThunk(lua_State* L) {
+		const int device = (int)lua_tonumber(L, 1);
+		const auto value = lua_tonumber(L, 2);  
+
+		if (hapticsManager != nullptr) {
+			hapticsManager->sendScalar(device, value);
+		}
+
+		return 2;
+	}
+
+	static int stopDeviceThunk(lua_State* L) {
+		const int device = (int)lua_tonumber(L, 1);
+
+		if (hapticsManager != nullptr) {
+			hapticsManager->stopDevice(device);
+		}
+
+		return 1;
+	}
+
+	// clang-format off
+	static constexpr luaL_Reg functions[] = {
+		{ "initHaptics", initHapticsThunk },
+		{ "startScan", startScanThunk },
+		{ "stopScan", stopScanThunk },
+		{ "connect", connectThunk },
+		{ "requestDeviceList", requestDeviceListThunk },
+		{ "getDevices", getDevicesThunk },
+		{ "getSensors", getSensorsThunk },
+		{ "stopAllDevices", stopAllDevicesThunk },
+		{ "sendScalar", sendScalarThunk },
+		{ "stopDevice", stopDeviceThunk },
+	};
+	// clang-format on
+
+	void registerFunctions(lua_State* L) {
+		luaL_register(L, "HAPTICS", functions);
+	}
+}  // namespace Haptics
+#endif
+
 // clang-format off
 static constexpr luaL_Reg functions[] = {
 	{ "__read8", read8Thunk },
@@ -345,6 +422,20 @@ void LuaManager::initializeThunks() {
 		ButtonLeft = __ButtonLeft,
 		ButtonRight= __ButtonRight,
 	}
+
+	Buzz = {
+		initHaptics = function() HAPTICS.initHaptics() end,
+		startScan = function() HAPTICS.startScan() end,
+		stopScan = function() HAPTICS.stopScan() end,
+		connect = function() HAPTICS.connect() end,
+		requestDeviceList = function() HAPTICS.requestDeviceList() end,
+		getDevices = function() HAPTICS.getDevices() end,
+		getSensors = function() HAPTICS.getSensors() end,
+		stopAllDevices = function() HAPTICS.stopAllDevices() end,
+
+		sendScalar = function(device, value) HAPTICS.sendScalar(device, value) end,
+		stopDevice = function(device) HAPTICS.stopDevice(device) end,
+	}
 )";
 
 	auto addIntConstant = [&]<typename T>(T x, const char* name) {
@@ -353,6 +444,10 @@ void LuaManager::initializeThunks() {
 	};
 
 	luaL_register(L, "GLOBALS", functions);
+#ifndef __ANDROID__
+	Haptics::registerFunctions(L);
+#endif
+
 	// Add values for event enum
 	addIntConstant(LuaEvent::Frame, "__Frame");
 

third_party/open-bp-cpp/.gitattributes

@@ -0,0 +1,63 @@
+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
+#*.vcxproj   merge=binary
+#*.vcproj    merge=binary
+#*.dbproj    merge=binary
+#*.fsproj    merge=binary
+#*.lsproj    merge=binary
+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain

third_party/open-bp-cpp/.gitignore

@@ -0,0 +1,40 @@
+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+/.vs
+/out/build/x64-debug
+/CMakeFiles
+/_3rdParty
+/CMakeCache.txt
+/cmake_install.cmake
+/Makefile
+/buttplugCpp

third_party/open-bp-cpp/CMakeLists.txt

@@ -0,0 +1,35 @@
+# CMakeList.txt : CMake project for buttplugCpp, include source and define
+# project specific logic here.
+#
+cmake_minimum_required (VERSION 3.8)
+
+# Enable Hot Reload for MSVC compilers if supported.
+if (POLICY CMP0141)
+  cmake_policy(SET CMP0141 NEW)
+  set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT "$<IF:$<AND:$<C_COMPILER_ID:MSVC>,$<CXX_COMPILER_ID:MSVC>>,$<$<CONFIG:Debug,RelWithDebInfo>:EditAndContinue>,$<$<CONFIG:Debug,RelWithDebInfo>:ProgramDatabase>>")
+endif()
+
+project(buttplugCpp)
+
+# Add source to this project's executable.
+
+file(GLOB SRC_FILES    
+    "source/*.cpp"
+    "include/*.h"
+    "include/*.hpp"
+)
+
+add_library(buttplugCpp STATIC ${SRC_FILES})
+
+set(USE_ZLIB FALSE)
+target_include_directories(buttplugCpp PUBLIC third_party/IXWebSocket/ixwebsocket)
+target_include_directories(buttplugCpp PUBLIC include)
+add_subdirectory(third_party/IXWebSocket)
+
+find_package(Threads REQUIRED)
+target_link_libraries(buttplugCpp PUBLIC ixwebsocket::ixwebsocket Threads::Threads)
+
+if (CMAKE_VERSION VERSION_GREATER 3.12)
+  set_property(TARGET buttplugCpp PROPERTY CXX_STANDARD 11)
+endif()
+# TODO: Add tests and install targets if needed.