////  SixenseSupportOSX.cpp//  libraries/input-plugins/src/input-plugins////  Created by Clement on 10/20/15.//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// // Mock implementation of sixense.h to hide dynamic linking on OS X#if defined(__APPLE__) && defined(HAVE_SIXENSE)#include <type_traits> #include <sixense.h> #include <QtCore/QCoreApplication>#include <QtCore/QLibrary> #include "InputPluginsLogging.h" #ifndef SIXENSE_LIB_FILENAME#define SIXENSE_LIB_FILENAME QCoreApplication::applicationDirPath() + "/../Frameworks/libsixense_x64"#endif using Library = std::unique_ptr<QLibrary>;static Library SIXENSE; struct Callable {    template<typename... Args>    int operator() (Args&&... args){        return reinterpret_cast<int(*)(Args...)>(function)(std::forward<Args>(args)...);    }    QFunctionPointer function;}; Callable resolve(const Library& library, const char* name) {    Q_ASSERT_X(library && library->isLoaded(), __FUNCTION__, "Sixense library not loaded");    auto function = library->resolve(name);    Q_ASSERT_X(function, __FUNCTION__, std::string("Could not resolve ").append(name).c_str());    return Callable { function };}#define FORWARD resolve(SIXENSE, __FUNCTION__)  void loadSixense() {    Q_ASSERT_X(!(SIXENSE && SIXENSE->isLoaded()), __FUNCTION__, "Sixense library already loaded");    SIXENSE.reset(new QLibrary(SIXENSE_LIB_FILENAME));    Q_CHECK_PTR(SIXENSE);        if (SIXENSE->load()){        qDebug() << "Loaded sixense library for hydra support -" << SIXENSE->fileName();    } else {        qDebug() << "Sixense library at" << SIXENSE->fileName() << "failed to load:" << SIXENSE->errorString();        qDebug() << "Continuing without hydra support.";    }}void unloadSixense() {    SIXENSE->unload();}  // sixense.h wrapper for OSX dynamic linkingint sixenseInit() {    loadSixense();    return FORWARD();}int sixenseExit() {    auto returnCode = FORWARD();    unloadSixense();    return returnCode;} int sixenseGetMaxBases() {    return FORWARD();}int sixenseSetActiveBase(int i) {    return FORWARD(i);}int sixenseIsBaseConnected(int i) {    return FORWARD(i);} int sixenseGetMaxControllers() {    return FORWARD();}int sixenseIsControllerEnabled(int which) {    return FORWARD(which);}int sixenseGetNumActiveControllers() {    return FORWARD();} int sixenseGetHistorySize() {    return FORWARD();} int sixenseGetData(int which, int index_back, sixenseControllerData* data) {    return FORWARD(which, index_back, data);}int sixenseGetAllData(int index_back, sixenseAllControllerData* data) {    return FORWARD(index_back, data);}int sixenseGetNewestData(int which, sixenseControllerData* data) {    return FORWARD(which, data);}int sixenseGetAllNewestData(sixenseAllControllerData* data) {    return FORWARD(data);} int sixenseSetHemisphereTrackingMode(int which_controller, int state) {    return FORWARD(which_controller, state);}int sixenseGetHemisphereTrackingMode(int which_controller, int* state) {    return FORWARD(which_controller, state);}int sixenseAutoEnableHemisphereTracking(int which_controller) {    return FORWARD(which_controller);} int sixenseSetHighPriorityBindingEnabled(int on_or_off) {    return FORWARD(on_or_off);}int sixenseGetHighPriorityBindingEnabled(int* on_or_off) {    return FORWARD(on_or_off);} int sixenseTriggerVibration(int controller_id, int duration_100ms, int pattern_id) {    return FORWARD(controller_id, duration_100ms, pattern_id);} int sixenseSetFilterEnabled(int on_or_off) {    return FORWARD(on_or_off);}int sixenseGetFilterEnabled(int* on_or_off) {    return FORWARD(on_or_off);} int sixenseSetFilterParams(float near_range, float near_val, float far_range, float far_val) {    return FORWARD(near_range, near_val, far_range, far_val);}int sixenseGetFilterParams(float* near_range, float* near_val, float* far_range, float* far_val) {    return FORWARD(near_range, near_val, far_range, far_val);} int sixenseSetBaseColor(unsigned char red, unsigned char green, unsigned char blue) {    return FORWARD(red, green, blue);}int sixenseGetBaseColor(unsigned char* red, unsigned char* green, unsigned char* blue) {    return FORWARD(red, green, blue);}#endif